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|
2012-08-30 Alan Modra <amodra@gmail.com>
* layout.cc (Layout::set_segment_offsets): Set p_align to
abi_pagesize, not common_pagesize.
(Layout::relaxation_loop_body): Similarly use abi_pagesize
to determine whether file header can go in segment.
2012-08-30 Alan Modra <amodra@gmail.com>
* output.h (Output_reloc::Output_reloc <output section>): Add
is_relative param. Adjust calls.
(Output_reloc::add_output_section_relative): New functions.
* output.cc (Output_reloc::Output_reloc <output section>): Handle
is_relative.
(Output_reloc::symbol_value): Handle SECTION_CODE.
2012-08-24 Sriraman Tallam <tmsriram@google.com>
* gold.cc (queue_middle_tasks): Call layout again when unique
segments for sections is desired.
* layout.cc (Layout::Layout): Initialize new members.
(Layout::get_output_section_flags): New function.
(Layout::choose_output_section): Call get_output_section_flags.
(Layout::layout): Make output section for mapping to a unique segment.
(Layout::insert_section_segment_map): New function.
(Layout::attach_allocated_section_to_segment): Make unique segment for
output sections marked so.
(Layout::segment_precedes): Check for unique segments when sorting.
* layout.h (Layout::Unique_segment_info): New struct.
(Layout::Section_segment_map): New typedef.
(Layout::insert_section_segment_map): New function.
(Layout::get_output_section_flags): New function.
(Layout::is_unique_segment_for_sections_specified): New function.
(Layout::set_unique_segment_for_sections_specified): New function.
(Layout::unique_segment_for_sections_specified_): New member.
(Layout::section_segment_map_): New member.
* object.cc (Sized_relobj_file<size, big_endian>::do_layout):
Rename is_gc_pass_one to is_pass_one.
Rename is_gc_pass_two to is_pass_two.
Rename is_gc_or_icf to is_two_pass.
Check for which pass based on whether symbols data is present.
Make it two pass when unique segments for sections is desired.
* output.cc (Output_section::Output_section): Initialize new
members.
* output.h (Output_section::is_unique_segment): New function.
(Output_section::set_is_unique_segment): New function.
(Output_section::is_unique_segment_): New member.
(Output_section::extra_segment_flags): New function.
(Output_section::set_extra_segment_flags): New function.
(Output_section::extra_segment_flags_): New member.
(Output_section::segment_alignment): New function.
(Output_section::set_segment_alignment): New function.
(Output_section::segment_alignment_): New member.
(Output_segment::Output_segment): Initialize is_unique_segment_.
(Output_segment::is_unique_segment): New function.
(Output_segment::set_is_unique_segment): New function.
(Output_segment::is_unique_segment_): New member.
* plugin.cc (allow_unique_segment_for_sections): New function.
(unique_segment_for_sections): New function.
(Plugin::load): Add new functions to transfer vector.
* Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
* Makefile.in: Regenerate.
* testsuite/plugin_final_layout.sh: Check if unique segment
functionality works.
* testsuite/plugin_section_order.c (onload): Check if new interfaces
are available.
(allow_unique_segment_for_sections): New global.
(unique_segment_for_sections): New global.
(claim_file_hook): Call allow_unique_segment_for_sections.
(all_symbols_read_hook): Call unique_segment_for_sections.
2012-08-22 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::include_section): Don't assert on GROUP
sections with --emit-relocs.
2012-08-21 Cary Coutant <ccoutant@google.com>
* symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
if --export-dynamic-symbol names an undef symbol.
2012-08-18 Alan Modra <amodra@gmail.com>
* powerpc.cc: Formatting and white space.
(Powerpc_relobj): Rename got2_section_ to special_.
Add opd_ent_shndx_ and opd_ent_off_ vectors.
(Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
(Target_powerpc): Add Address typedef and invalid_address. Use
throughout.
(Target_powerpc::is_branch_reloc): New function.
(Powerpc_relocate_functions): Add Address typedef, use throughout.
(Powerpc_relocate_functions:rela, rela_ua): Correct type used
for dst_mask, value and addend.
(Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
(ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
(Output_data_glink::do_write): Correct toc base. Don't try to use
uint16_t for 24-bit offset. Use get_output_section_offset and
check return.
(Target_powerpc::Scan::local): Handle more relocs.
(Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
(Target_powerpc::Relocate::relocate): Correct toc base calculation.
Plug in toc restoring insn after plt calls. Translate branches
to function descriptor symbols to corresponding entry point.
(Target_powerpc::relocate_for_relocatable): Check return from
get_output_section_offset.
* symtab.h: Comment typo.
2012-08-14 Ian Lance Taylor <iant@google.com>
* x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
unsupported_relocal_local to call unsupported_reloc_global.
2012-08-14 Nick Clifton <nickc@redhat.com>
PR ld/14265
* script-sections.cc (Sections_element::output_section_name): Add
keep return parameter.
(Output_section_element::match_name): Add keep return parameter.
Return the value of the keep_ member.
* script-sections.h (class Output_section): Update
output_section_name prototype.
* layout.cc (Layout::keep_input_section): New public member
function.
(Layout::choose_output_section): Pass keep parameter to
output_section_name.
* layout.h (class Layout): Add keep_input_section.
* object.cc (Sized_relobj_file::do_layout): Check for kept input
sections.
* testsuite/Makefile.am: Add a test.
* testsuite/Makefile.in: Regenerate.
* testsuite/pr14265.c: Source file for the test.
* testsuite/pr14265.t: Linker script for the test.
* testsuite/pr14265.sh: Shell script for the test.
2012-08-14 Alan Modra <amodra@gmail.com>
* target.h (Target::output_section_name): New function.
(Target::do_output_section_name): New function.
* layout.cc (Layout::choose_output_section): Call the above.
* powerpc.cc (Target_powerpc::do_output_section_name): New function.
2012-08-14 Alan Modra <amodra@gmail.com>
* powerpc.cc: Update for renamed R_PPC_REL16 relocs.
(Output_data_got_powerpc::do_write): Don't rely on base class lookup
for replace_constant call.
(Output_data_plt_powerpc::do_print_to_mapfile): New function.
(Output_data_glink::do_print_to_mapfile): New function.
(Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
(Target_powerpc::Relocate::relocate): Likewise.
2012-08-14 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
(Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
(Output_data_glink::add_entry,find_entry): Remove shndx param.
(class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
all references to shndx_. Handle special case for R_PPC_PLTREL24
here.
(class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
(Output_data_glink::do_write): Retrieve got2_shdnx from object.
(Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
here.
(Target_powerpc::Scan::global): Nor on make_plt_entry call.
(Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2012-08-12 Alan Modra <amodra@gmail.com>
* powerpc.cc: Whitespace fixes. Wrap overly long lines.
(glink insn constants): Use uint32_t.
(Output_data_glink::add_entry): Use insert, not [] operator.
2012-08-11 Alan Modra <amodra@gmail.com>
* object.h (Sized_relobj_file::find_shdr): New function.
(Sized_relobj_file::find_special_sections): New function.
* object.cc (Sized_relobj_file::find_shdr): New function.
(Sized_relobj_file::find_eh_frame): Use find_shdr.
(Sized_relobj_file::find_special_sections): New function, split out..
(Sized_relobj_file::do_read_symbols): ..from here.
* output.h (Output_data_got::replace_constant): New function.
(Output_data_got::num_entries): New function.
(Output_data_got::last_got_offset,set_got_size): Use num_entries.
(Output_data_got::got_offset): Protected rather than private.
(Output_data_got::replace_got_entry): New function.
* output.cc (Output_data_got::replace_got_entry): New function.
* powerpc.cc (class Powerpc_relobj): New.
(class Powerpc_relocate_functions): Delete all psymval variants or
convert to value,addend type. Delete pcrela, pcrela_unaligned.
Implement _ha functions using corresponding _hi function.
(Powerpc_relobj::find_special_sections): New function.
(Target_powerpc::do_make_elf_object): New function.
(class Output_data_got_powerpc): New.
(class Output_data_glink): New.
(class Powerpc_scan_relocatable_reloc): New.
Many more changes througout file.
2012-08-09 Nick Clifton <nickc@redhat.com>
* po/vi.po: Updated Vietnamese translation.
2012-08-07 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::add_target_dynamic_tags): If
dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
plt_rel.
2012-07-30 Nick Clifton <nickc@redhat.com>
* po/gold.pot: Updated template.
* po/es.po: Updated Spanish translation.
2012-07-18 Cary Coutant <ccoutant@google.com>
PR gold/14344
* configure.ac: Add check for -gpubnames support.
* configure: Regenerate.
* testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
support; force -gno-pubnames.
(gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
support.
(gdb_index_test_4): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/gdb_index_test_1.sh: Refactor code into common file.
* testsuite/gdb_index_test_2.sh: Likewise.
* testsuite/gdb_index_test_3.sh: Don't look for space after colon.
* testsuite/gdb_index_test_4.sh: New script.
* testsuite/gdb_index_test_comm.sh: New script with common code;
don't look for space after colon.
2012-07-16 Sriraman Tallam <tmsriram@google.com>
* gold.cc (queue_middle_tasks): Update function order only after
deferred objects due to plugins are processed.
2012-07-11 Ian Lance Taylor <iant@google.com>
* arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
(Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
(Target_arm::scan_reloc_for_stub): Likewise.
* common.cc (Symbol_table::do_allocate_commons_list): Likewise.
* dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
* ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
* incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
* powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2012-07-10 Dodji Seketeli <dodji@redhat.com>
Ian Lance Taylor <iant@google.com>
PR gold/14309
* configure.ac: Test whether std::tr1::hash<off_t> works.
* gold.h: Add a specialization for std::tr1::hash<off_t> if
needed.
* output.h (class Output_fill): Add virtual destructor.
* configure, config.in: Rebuild.
2012-06-22 Roland McGrath <mcgrathr@google.com>
* layout.cc (finalize): Define __ehdr_start symbol if applicable.
2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
* plugin.cc (Plugin::load): Handle position independent executables.
2012-06-06 Cary Coutant <ccoutant@google.com>
* layout.cc (gdb_sections): Remove ".debug_" prefixes,
add .debug_macro.
(lines_only_debug_sections): Likewise.
(gdb_fast_lookup_sections): New static array.
(is_gdb_debug_section): Rename formal parameter.
(is_lines_only_debug_section): Likewise.
(is_gdb_fast_lookup_section): New function.
(Layout::include_section): Check for ".zdebug_" prefix; pass
section name suffix to is_gdb_debug_section, et al.; check for
fast-lookup sections when building .gdb_index.
* options.h (--strip-debug-gdb): Update GDB version number.
2012-06-06 Cary Coutant <ccoutant@google.com>
* configure.ac: Add check for fallocate.
* configure: Regenerate.
* config.in: Regenerate.
* options.h (class General_options): Add --mmap-output-file and
--posix-fallocate options.
* output.cc: (posix_fallocate): Remove; replace with...
(gold_fallocate): New function.
(Output_file::map_no_anonymous): Call gold_fallocate.
(Output_file::map): Check --mmap-output-file option.
2012-06-05 Jing Yu <jingyu@google.com>
* gold.h (textdomain): Add do {} to empty while(0).
(bindtextdomain): Likewise.
2012-06-04 Cary Coutant <ccoutant@google.com>
* dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
has_dynsym_index.
2012-05-25 Sriraman Tallam <tmsriram@google.com>
* symtab.cc (Symbol_table::define_special_symbol):
Initialize *poldsym to prevent uninitialized variable errors.
2012-05-23 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::section_name_mapping): Add rules to handle
exact match on .data.rel.ro.local or .data.rel.ro.
(Layout::output_section_name): Check for exact matches.
2012-05-23 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
more carefully.
2012-05-22 Cary Coutant <ccoutant@google.com>
* symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
object before exporting symbol.
2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/tls_test.cc: Include "config.h" first.
* testsuite/tls_test_c.c: Likewise.
2012-05-17 Daniel Richard G. <skunk@iskunk.org>
Nick Clifton <nickc@redhat.com>
PR 14072
* configure.in: Add check that sysdep.h has been included before
any system header files.
* configure: Regenerate.
* config.in: Regenerate.
2012-05-14 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::make_output_section): Mark .tdata section
as RELRO.
* testsuite/relro_test.cc: Add a TLS variable.
2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
PR gold/14091
* x86_64.cc (Target_x86_64::Scan::local): For x32, generate
R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
R_X86_64_64.
2012-05-08 Cary Coutant <ccoutant@google.com>
* layout.cc (gdb_sections): Update GDB version, add .debug_addr.
(lines_only_debug_sections): Likewise.
2012-05-02 Roland McGrath <mcgrathr@google.com>
* nacl.cc: New file.
* nacl.h: New file.
* Makefile.am (CCFILES, HFILES): Add them.
* Makefile.in: Regenerate.
* i386.cc (Output_data_plt_i386_nacl): New class.
(Output_data_plt_i386_nacl_exec): New class.
(Output_data_plt_i386_nacl_dyn): New class.
(Target_i386_nacl): New class.
(Target_selector_i386_nacl): New class.
(target_selector_i386): Use it instead of Target_selector_i386.
* x86_64.cc (Output_data_plt_x86_64_nacl): New class.
(Target_x86_64_nacl): New class.
(Target_selector_x86_64_nacl): New class.
(target_selector_x86_64, target_selector_x32): Use it instead of
Target_selector_x86_64.
* arm.cc (Output_data_plt_arm_nacl): New class.
(Target_arm_nacl): New class.
(Target_selector_arm_nacl): New class.
(target_selector_arm, target_selector_armbe): Use it instead of
Target_selector_arm.
* target-select.cc (select_target): Take new Input_file* and off_t
arguments, pass them on to recognize method of selector.
* object.cc (make_elf_sized_object): Update caller.
* parameters.cc (parameters_force_valid_target): Likewise.
* incremental.cc (make_sized_incremental_binary): Likewise.
* target-select.h: Update decl.
(Target_selector::recognize): Take new Input_file* argument,
pass it on to do_recognize.
(Target_selector::do_recognize): Take new Input_file* argument.
* freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
* powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
* sparc.cc (Target_selector_sparc::do_recognize): Likewise.
* testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
* target.h (Target::Target_info): New members isolate_execinstr
and rosegment_gap.
(Target::isolate_execinstr, Target::rosegment_gap): New methods.
* arm.cc (Target_arm::arm_info): Update initializer.
* i386.cc (Target_i386::i386_info): Likewise.
* powerpc.cc (Target_powerpc::powerpc_info): Likewise.
* sparc.cc (Target_sparc::sparc_info): Likewise.
* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
* testsuite/testfile.cc (Target_test::test_target_info): Likewise.
* layout.cc (Layout::attach_allocated_section_to_segment):
Take new const Target* argument. If target->isolate_execinstr(), act
like --rosegment.
(Layout::find_first_load_seg): Take new const Target* argument;
if target->isolate_execinstr(), reject PF_X segments.
(Layout::relaxation_loop_body): Update caller.
(Layout::set_segment_offsets): If target->isolate_execinstr(),
reset file offset to zero when we hit LOAD_SEG, and then do a second
loop over the segments before LOAD_SEG to reassign offsets after
addresses have been determined. Handle target->rosegment_gap().
(Layout::attach_section_to_segment): Take new const Target* argument;
pass it to attach_allocated_section_to_segment.
(Layout::make_output_section): Update caller.
(Layout::attach_sections_to_segments): Take new const Target* argument;
pass it to attach_section_to_segment.
* gold.cc (queue_middle_tasks): Update caller.
* layout.h (Layout): Update method decls with new arguments.
* arm.cc (Target_arm::Target_arm): Take optional argument for the
Target_info pointer to use.
(Target_arm::do_make_data_plt): New virtual method.
(Target_arm::make_data_plt): New method that calls it.
(Target_arm::make_plt_entry): Use it.
(Output_data_plt_arm::Output_data_plt_arm): Take additional argument
for the section alignment.
(Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
method.
(Output_data_plt_arm::first_plt_entry_offset): Call it.
(Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_arm::get_plt_entry_size): Call it.
(Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
(Output_data_plt_arm::fill_plt_entry): New method that calls it.
(Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
method.
(Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
(Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
method instead of sizeof(plt_entry).
(Output_data_plt_arm::add_entry): Likewise.
Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
(Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
than static method.
(Target_arm::plt_entry_size): Likewise.
(Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
Move to ...
(Output_data_plt_arm_standard): ... here, new class.
(Output_data_plt_arm::do_write): Move guts of PLT filling to...
(Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
(Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
* x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
Take additional argument for the PLT entry size.
(Output_data_plt_x86_64::get_tlsdesc_plt_offset):
Use get_plt_entry_size method rather than plt_entry_size variable.
(Output_data_plt_x86_64::reserve_slot): Likewise.
(Output_data_plt_x86_64::do_adjust_output_section): Likewise.
(Output_data_plt_x86_64::add_entry): Likewise.
(Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
(Output_data_plt_x86_64::address_for_global): Likewise.
(Output_data_plt_x86_64::address_for_local): Likewise.
(Output_data_plt_x86_64::set_final_data_size): Likewise.
(Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
Make method non-static.
(Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_x86_64::get_plt_entry_size): Just call that.
(Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
(Output_data_plt_x86_64::add_eh_frame): New method to call it.
(Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
(Output_data_plt_x86_64::do_fill_plt_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_plt_entry): New method to call it.
(Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
(Output_data_plt_x86_64::plt_entry_size)
(Output_data_plt_x86_64::first_plt_entry)
(Output_data_plt_x86_64::plt_entry)
(Output_data_plt_x86_64::tlsdesc_plt_entry)
(Output_data_plt_x86_64::plt_eh_frame_fde_size)
(Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
(Output_data_plt_x86_64_standard): ... here, new class.
(Target_x86_64::Target_x86_64): Take optional argument for the
Target_info pointer to use.
(Target_x86_64::do_make_data_plt): New virtual method.
(Target_x86_64::make_data_plt): New method to call it.
(Target_x86_64::init_got_plt_for_update): Use that.
Call this->plt_->add_eh_frame method here.
(Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
(Target_x86_64::first_plt_entry_offset): Call method on this->plt_
rather than static method.
(Target_x86_64::plt_entry_size): Likewise.
(Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
rather than plt_entry_size variable. Move guts of PLT filling to...
(Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
(Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
(Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
* i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
additional argument for the section alignment.
Don't do add_eh_frame_for_plt here.
(Output_data_plt_i386::first_plt_entry_offset): Make the method
non-static. Use get_plt_entry_size method rather than plt_entry_size
variable.
(Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_i386::get_plt_entry_size): Call it.
(Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
(Output_data_plt_i386::add_eh_frame): New method to call it.
(Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
method.
(Output_data_plt_i386::fill_first_plt_entry): New method to call it.
(Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
method.
(Output_data_plt_i386::fill_plt_entry): New method to call it.
(Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
method instead of plt_entry_size.
(Output_data_plt_i386::plt_entry_size)
(Output_data_plt_i386::plt_eh_frame_fde_size)
(Output_data_plt_i386::plt_eh_frame_fde): Move to ...
(Output_data_plt_i386_standard): ... here, new class.
(Output_data_plt_i386_exec): New class.
(Output_data_plt_i386::exec_first_plt_entry): Move to ...
(Output_data_plt_i386_exec::first_plt_entry): ... here.
(Output_data_plt_i386::exec_plt_entry): Move to ...
(Output_data_plt_i386_exec::plt_entry): ... here.
(Output_data_plt_i386_dyn): New class.
(Output_data_plt_i386::first_plt_entry): Move to ...
(Output_data_plt_i386_dyn::first_plt_entry): ... here.
(Output_data_plt_i386::dyn_plt_entry): Move to ...
(Output_data_plt_i386_dyn::plt_entry): ... here.
(Target_i386::Target_i386): Take optional argument for the Target_info
pointer to use.
(Target_i386::do_make_data_plt): New virtual method.
(Target_i386::make_data_plt): New method to call it.
(Target_i386::make_plt_section): Use that.
Call this->plt_->add_eh_frame method here.
(Output_data_plt_i386::add_entry): Use get_plt_entry_size method
rather than plt_entry_size variable.
(Output_data_plt_i386::add_local_ifunc_entry): Likewise.
(Output_data_plt_i386::address_for_local): Likewise.
(Output_data_plt_i386::do_write): Likewise.
Move guts of PLT filling to...
(Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
(Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
(Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
(Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2012-05-01 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (Dwarf_die::read_attributes)
(Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
(Dwarf_die::uint_attribute): Remove DW_FORM_null.
* reduced_debug_output.cc
(Output_reduced_debug_info_section::get_die_end): Remove
DW_FORM_GNU_ref_index. Add default case.
2012-04-26 Mark Wielaard <mjw@redhat.com>
* dwarf_reader.cc (Dwarf_die::address_attribute): New function.
* dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
* gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
DW_AT_high_pc as offset from DW_AT_low_pc.
* testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/gdb_index_test_3.c: New test source file.
* testsuite/gdb_index_test_3.sh: New test source file.
2012-04-25 Ian Lance Taylor <iant@google.com>
* arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
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.
2012-04-24 David S. Miller <davem@davemloft.net>
* sparc.cc (Target_sparc::Relocate::relax_call): New function.
(Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
and R_SPARC_WPLT30.
2012-04-24 Cary Coutant <ccoutant@google.com>
* incremental-dump.cc (find_input_containing_global): Replace
magic number with symbolic constant.
(dump_incremental_inputs): Update version number.
* incremental.cc (Output_section_incremental_inputs): Update version
number; import symbolic constants from Incremental_inputs_reader.
(Incremental_inputs::create_data_sections): Align relocations
section correctly for 64-bit targets.
(Output_section_incremental_inputs::set_final_data_size): Use symbolic
constants; add padding.
(Output_section_incremental_inputs::write_header): Add assert for
header_size.
(Output_section_incremental_inputs::write_input_files): Add assert
for input_entry_size.
(Output_section_incremental_inputs::write_info_blocks): Add padding;
add assert for object_info_size, input_section_entry_size,
global_sym_entry_size.
* incremental.h (Incremental_inputs_reader): Add symbolic constants
for data structure sizes; use them.
(Incremental_input_entry_reader): Import symbolic constants from
Incremental_inputs_reader; use them.
2012-04-23 David S. Miller <davem@davemloft.net>
* sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
and elf_flags_set_.
(Target_sparc::Target_sparc): Initialize new fields.
(Target_sparc::do_make_elf_object): New function.
(Target_sparc::do_adjust_elf_header): New function.
2012-04-23 Cary Coutant <ccoutant@google.com>
* gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
CU range table of gdb index.
2012-04-20 David S. Miller <davem@davemloft.net>
* target.cc (Sized_target::do_adjust_elf_header): Use big_endian
instead of false.
2012-04-16 David S. Miller <davem@davemloft.net>
* sparc.cc (Target_sparc::got_address): New function.
(Sparc_relocate_functions::gdop_hix22): New function.
(Sparc_relocate_functions::gdop_lox10): New function.
(Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
relocs.
(Target_sparc::Scan::local): Likewise if the global symbol is not
preemptible and is not IFUNC.
(Target_sparc::Relocate::relocate): Perform GOTDATA code
transformations for local and non-preemptible non-IFUNC global
symbols.
* gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
writing out 64-bit part of ranges.
* Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
-fpic and -fpie respectively.
* Makefile.in: Regenerate.
* sparc.cc (class Target_sparc): Add rela_ifunc_.
(Target_sparc::Target_sparc): Initialize new field.
(Target_sparc::do_plt_section_for_global): New function.
(Target_sparc::do_plt_section_for_local): New function.
(Target_sparc::reloc_needs_plt_for_ifunc): New function.
(Target_sparc::make_plt_section): New function, broken out of
make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
(Target_sparc::make_plt_entry): Call make_plt_section.
(Target_sparc::make_local_ifunc_plt_entry): New function.
(Target_sparc::rela_ifunc_section): New function.
(Target_sparc::plt_section): Remove const.
(Output_data_plt_sparc): Update declarations. Define Global_ifunc
and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
and ifunc_count_ fields.
(Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
(Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
(Output_data_plt_sparc::add_local_ifunc_entry): New function.
(Output_data_plt_sparc::rela_ifunc): New function.
(Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
(Output_data_plt_sparc::has_ifunc_section): New function.
(Output_data_plt_sparc::entry_count): Include ifunc_count_.
(Output_data_plt_sparc::address_for_global): New function.
(Output_data_plt_sparc::address_for_local): New function.
(Output_data_plt_sparc::plt_index_to_offset): New function.
(Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
and entry_count.
(Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
entry_count.
(Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
R_SPARC_JMP_IREL to switch.
(Target_sparc::Scan::check_non_pic): Likewise.
(Target_sparc::Scan::local): Handle IFUNC symbols.
(Target_sparc::Scan::local): Likewise.
(Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
and plt_address_for_local.
(Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
Define __rel_iplt_start and __rel_iplt_end if doing a static link.
* output.h (Output_reloc): Allow use_plt_offset for global relocs too.
(class Output_data_reloc): Adjust calls to Output_reloc_type.
(Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
* output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
global relocs too.
(Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
* powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
calls.
* sparc.cc (Target_sparc::Scan::global): Likewise.
* x86_64.cc (Target_x86_64::Scan::global): Likewise.
2012-04-16 Cary Coutant <ccoutant@google.com>
* archive.cc (Library_base::should_include_member): Check for
--export-dynamic-symbol.
* options.h (class General_options): Add --export-dynamic-symbol.
* symtab.cc (Symbol::should_add_dynsym_entry): Check for
--export-dynamic-symbol.
(Symbol_table::gc_mark_undef_symbols): Likewise.
(Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2012-04-12 David S. Miller <davem@davemloft.net>
* sparc.cc (Reloc::wdisp10): New relocation method.
(Reloc::h34): Likewise.
(Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
(Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
R_SPARC_WDISP10.
(Target_sparc::Scan::local): Likewise.
(Target_sparc::Scan::global): Likewise.
(Target_sparc::Relocate::relocate): Likewise.
2012-04-09 Cary Coutant <ccoutant@google.com>
* gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
low_pc == 0.
2012-04-06 Ian Lance Taylor <iant@google.com>
* timer.cc: #include <unistd.h>.
2012-04-06 Roland McGrath <mcgrathr@google.com>
* configure.in (AC_CHECK_HEADERS): Add locale.h.
* config.in: Regenerate.
* configure: Regenerate.
2012-04-05 Nick Clifton <nickc@redhat.com>
* configure.ac (AC_CHECK_FUNCS): Add setlocale.
(AM_LC_MESSAGES): Add.
* aclocal.m4: Regenerate.
* config.in: Regenerate.
* configure: Regenerate.
2012-03-21 Cary Coutant <ccoutant@google.com>
* 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.
2012-03-19 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_define_standard_symbols): New method.
(Target_arm::do_finalize_sections): Remove code which defines
__exidx_start and __exidx_end. Make symbol table parameter
anonymous as it is not used.
* gold.cc (queue_middle_tasks): Call target hook to define any
target-specific symbols.
* target.h (Target::define_standard_symbols): New method.
(Target::do_define_standard_symbols): Same.
* testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_exidx.s: Generate data relocations for __exidx_start
and __exidx_end.
* testsuite/arm_exidx_test.sh: Check that no unused dynamic
relocations are generated for __exidx_start and __exidx_end.
2012-03-16 Doug Kwan <dougkwan@google.com>
* testsuite/Makefile.am: Disable test initpri3b.
* testsuite/Makefile.in: Regenerate.
2012-03-15 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::got_section): Make .got section read-only
if -z now is given.
2012-03-15 Ian Lance Taylor <iant@google.com>
PR gold/13850
* layout.cc (Layout::make_output_section): Correctly mark
SHT_INIT_ARRAY, et. al., as relro.
2012-03-14 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
dynamic relocations for protected symbols in shared objects.
2012-03-13 Ian Lance Taylor <iant@google.com>
* resolve.cc (Symbol_table::resolve): When merging common symbols,
keep the larger alignment.
2012-03-12 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
handling of DW_LNE_define_file.
2012-03-12 Cary Coutant <ccoutant@google.com>
* reduced_debug_output.cc
(Output_reduced_debug_info_section::get_die_end): Add new FORM
codes to switch.
2012-02-29 Cary Coutant <ccoutant@google.com>
* object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2012-02-29 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
Call Object::decompressed_section_contents.
* dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
New dtor.
(Sized_dwarf_line_info::buffer_start_): New data member.
* merge.cc (Output_merge_data::do_add_input_section): Call
Object::decompressed_section_contents.
(Output_merge_string::do_add_input_section): Likewise.
* object.cc (need_decompressed_section): New function.
(build_compressed_section_map): Decompress sections needed later.
(Sized_relobj_file::do_decompressed_section_contents): New function.
(Sized_relobj_file::do_discard_decompressed_sections): New function.
* object.h (Object::decompressed_section_contents): New function.
(Object::discard_decompressed_sections): New function.
(Object::do_decompressed_section_contents): New function.
(Object::do_discard_decompressed_sections): New function.
(Compressed_section_info): New type.
(Compressed_section_map): Include decompressed section contents.
(Sized_relobj_file::do_decompressed_section_contents): New function.
(Sized_relobj_file::do_discard_decompressed_sections): New function.
2012-02-16 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
* testsuite/Makefile.in: Regenerate.
2012-02-14 Cary Coutant <ccoutant@google.com>
* options.cc (General_options::finalize): Disallow -pie and -static.
2012-02-03 Doug Kwan <dougkwan@google.com>
* 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.
2012-02-02 Doug Kwan <dougkwan@google.com>
* arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
position independent outputs, not just shared objects.
2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
* configure: Regenerated.
2012-01-27 Ian Lance Taylor <iant@google.com>
* reloc.h (Bits): New class with static functions, copied from
namespace utils in arm.cc.
* arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
instead.
2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
* incremental.cc (write_info_blocks): Correct relocation offset.
2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
(Relocate::tls_gd_to_le): Likewise.
2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac: Check if -mcmodel=medium works.
* configure: Regenerated.
2012-01-24 Cary Coutant <ccoutant@google.com>
* int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
definition and ...
(read_unsigned_LEB_128_x): ... this new function.
(read_signed_LEB_128): Replaced with inline definition and ...
(read_signed_LEB_128_x): ... this new function.
* int_encoding.h (read_unsigned_LEB_128_x): New function.
(read_unsigned_LEB_128): Add inline definition.
(read_signed_LEB_128_x): New function.
(read_signed_LEB_128): Add inline definition.
* testsuite/Makefile.am (leb128_unittest): New unit test.
* testsuite/Makefile.in: Regenerate.
* testsuite/leb128_unittest.cc: New unit test.
2012-01-23 Ian Lance Taylor <iant@google.com>
PR gold/13617
* i386.cc (Target_i386::do_code_fill): When using a jmp
instruction, pad with nop instructions.
* x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc (gc_process_relocs): Add typename on types used in
template.
(scan_relocs): Likewise.
(relocate_section): Likewise.
(apply_relocation): Likewise.
2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
(Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
under x32.
2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc: Initial support for x32.
2012-01-03 Cary Coutant <ccoutant@google.com>
* gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
Use abstract base class for GOT.
* gold/output.h (class Output_data_got_base): New abstract base class.
(class Output_data_got): Derive from new base class, adjust ctors.
(Output_data_got::reserve_slot): Make virtual; rename to
do_reserve_slot; Adjust callers.
* gold/target.h (Sized_target::init_got_plt_for_update): Return
pointer to abstract base class.
* gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2011-12-18 Ian Lance Taylor <iant@google.com>
* object.h (Relobj::local_symbol_value): New function.
(Relobj::local_plt_offset): New function.
(Relobj::local_has_got_offset): New function.
(Relobj::local_got_offset): New function.
(Relobj::set_local_got_offset): New function.
(Relobj::do_local_symbol_value): New pure virtual function.
(Relobj::do_local_plt_offset): Likewise.
(Relobj::do_local_has_got_offset): Likewise.
(Relobj::do_local_got_offset): Likewise.
(Relobj::do_set_local_got_offset): Likewise.
(Sized_relobj::do_local_has_got_offset): Rename from
local_has_got_offset.
(Sized_relobj::do_local_got_offset): Rename from local_got_offset.
(Sized_relobj::do_set_local_got_offset): Rename from
set_local_got_offset.
(Sized_relobj_file::do_local_plt_offset): Rename from
local_plt_offset.
(Sized_relobj_file::do_local_symbol_value): New function.
* object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
local_plt_offset.
* output.cc (Output_data_got::Got_entry::write): Change object to
Relobj. Use local_symbol_value.
(Output_data_got::add_global_with_rel): Change rel_dyn to
Output_data_reloc_generic*. Use add_global_generic.
(Output_data_got::add_global_with_rela): Remove. Change all
callers to use add_global_with_rel.
(Output_data_got::add_global_pair_with_rel): Change rel_dyn to
Output_data_reloc_generic*. Use add_global_generic.
(Output_data_got::add_global_pair_with_rela): Remove. Change all
callers to use add_global_pair_with_rel.
(Output_data_got::add_local): Change object to Relobj*.
(Output_data_got::add_local_plt): Likewise.
(Output_data_got::add_local_with_rel): Change object to Relobj*,
change rel_dyn to Output_data_reloc_generic*. Use
add_local_generic.
(Output_data_got::add_local_with_rela): Remove. Change all
callers to use all_local_with_rel.
(Output_data_got::add_local_pair_with_rel): Change object to
Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
add_output_section_generic.
(Output_data_got::add_local_pair_with_rela): Remove. Change all
callers to use add_local_pair_with_rel.
(Output_data_got::reserve_local): Change object to Relobj*.
* output.h: (class Output_data_reloc_generic): Add pure virtual
declarations for add_global_generic, add_local_generic,
add_output_section_generic.
(class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
functions for Output_data_reloc_generic. Update declarations for
changes listed in output.cc.
(class Output_data_got): Change template parameter to got_size.
Don't define Rel_dyn or Rela_dyn. Update declarations per above.
* incremental.h (Sized_relobj_incr::do_local_symbol_value): New
function.
(Sized_relobj_incr::do_local_plt_offset): New function.
* copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
add_global_generic.
2011-12-17 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
* resolve.cc (Symbol_table::resolve): Likewise.
* i386.cc (Target_i386::do_code_fill): Use char constants for nop
arrays.
* x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2011-12-16 Ian Lance Taylor <iant@google.com>
* output.h (Output_data_reloc_generic::add): Only call
add_dynamic_reloc if this is a dynamic reloc section.
2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
PR gold/13505
* target-reloc.h (apply_relocation): Replace <64, false> with
<size, big_endian>.
2011-11-25 Nick Clifton <nickc@redhat.com>
* po/it.po: New Italian translation.
2011-11-17 Sterling Augustine <saugustine@google.com>
* script.cc (script_include_directive): Implement.
(read_script_file): New local variables name and search_path. Update
comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
* dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
* dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2011-11-11 Sterling Augustine <saugustine@google.com>
* yyscript.y (section_cmd): Add support for INCLUDE directive.
(file_or_sections_cmd): Likewise.
2011-11-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_make_elf_object): Allow executable also
if --just-symbols is given.
2011-11-10 Doug Kwan <dougkwan@google.com>
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.
2011-11-09 Doug Kwan <dougkwan@google.com>
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.
2011-11-02 Ian Lance Taylor <iant@google.com>
* configure.ac: Add --with-lib-path option. Define LIB_PATH and
NATIVE_LINKER.
* Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
* options.cc (General_options::finalize): Use library search path
from configure script if specified. If not native and no sysroot,
only search TOOLLIBDIR.
* options.h (Search_directory::Search_directory): Change name to
const std::string&.
(General_options::add_to_library_path_with_sysroot): Change arg to
const std::string&.
* configure, Makefile.in, config.in: Rebuild.
2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
* arm.cc (Target_arm::may_use_v5t_interworking): Check whether
we are working around the ARM1176 Erratum.
* options.h (General_options::fix_arm1176): Add option.
* testsuite/Makefile.am: Add testcases, and keep current ones
working.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_fix_1176.s: New file.
* testsuite/arm_fix_1176.sh: Likewise.
2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
* arm.cc (Target_arm::Target_arm): Remove initialisation of
may_use_blx_.
(Target_arm::may_use_blx): Remove method.
(Target_arm::set_may_use_blx): Likewise.
(Target_arm::may_use_v4t_interworking): New method.
(Target_arm::may_use_v5t_interworking): Likewise.
(Target_arm::may_use_blx_): Remove member variable.
(Arm_relocate_functions::arm_branch_common): Check for v5T
interworking.
(Arm_relocate_functions::thumb_branch_common): Likewise.
(Reloc_stub::stub_type_for_reloc): Likewise.
(Target_arm::do_finalize_sections): Correct interworking checks.
* testsuite/Makefile.am: Add new tests.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_farcall_arm_arm.s: New test.
* testsuite/arm_farcall_arm_arm.sh: Likewise.
* testsuite/arm_farcall_arm_thumb.s: Likewise.
* testsuite/arm_farcall_arm_thumb.sh: Likewise.
* testsuite/arm_farcall_thumb_arm.s: Likewise.
* testsuite/arm_farcall_thumb_arm.sh: Likewise.
* testsuite/arm_farcall_thumb_thumb.s: Likewise.
* testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2011-10-31 Cary Coutant <ccoutant@google.com>
PR gold/13023
* expression.cc (Expression::eval_with_dot): Add
is_section_dot_assignment parameter.
(Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
absolute and assigning to dot within a section.
* script-sections.cc
(Output_section_element_assignment::set_section_addresses): Pass
dot_section to set_if_absolute.
(Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
as is_section_dot_assignment flag to eval_with_dot.
(Output_section_element_dot_assignment::set_section_addresses):
Likewise.
* script.cc (Symbol_assignment::set_if_absolute): Add dot_section
parameter. Also set value if relative to dot_section; set the
symbol's output_section.
* script.h (Expression::eval_with_dot): Add is_section_dot_assignment
parameter. Adjust all callers.
(Expression::eval_maybe_dot): Likewise.
(Symbol_assignment::set_if_absolute): Add dot_section parameter.
Adjust all callers.
* testsuite/script_test_2.t: Test assignment of an absolute value
to dot within an output section element.
2011-10-31 Cary Coutant <ccoutant@google.com>
* options.h (class General_options): Add --[no-]gnu-unique options.
* symtab.cc (Symbol_table::sized_write_globals): Convert
STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2011-10-31 Cary Coutant <ccoutant@google.com>
PR gold/13359
* i386.cc (Target_i386::Relocate::relocate_tls): Remove
unnecessary assertion.
* x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2011-10-31 Sriraman Tallam <tmsriram@google.com>
* symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
gc_mark_symbol.
* symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
gc_mark_symbol.
Change to just keep the section associated with symbol.
(Symbol_table::add_from_relobj): Mark symbols as not garbage when
they are externally visible and --export-dynamic is turned on.
(Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2011-10-19 Ian Lance Taylor <iant@google.com>
PR gold/13163
* script-sections.cc
(Output_section_element_dot_assignment::needs_output_section): New
function.
2011-10-19 Ian Lance Taylor <iant@google.com>
PR gold/13204
* layout.cc (Layout::segment_precedes): Don't assert failure if a
--section-start option was seen.
* options.h (General_options::any_section_start): New function.
2011-10-18 David S. Miller <davem@davemloft.net>
PR binutils/13301
* sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
member to track relocation locations that have moved during TLS
reloc optimizations.
(Target_sparc::Relocate::Relocate): Initialize to NULL.
(Target_sparc::Relocate::relocate): Adjust view down by 4
bytes if it matches reloc_adjust_addr_.
(Target_sparc::Relocate::relocate_tls): Always move the
__tls_get_addr call delay slot instruction forward 4 bytes when
performing relaxation.
2011-10-18 Cary Coutant <ccoutant@google.com>
* output.cc (posix_fallocate): Return 0 on success, errno on failure.
(Output_file::map_no_anonymous): Check for non-zero
return code from posix_fallocate.
2011-10-17 Cary Coutant <ccoutant@google.com>
PR gold/13245
* plugin.cc (is_visible_from_outside): Check for symbols
referenced from dynamic objects.
* resolve.cc (Symbol_table::resolve): Don't count references
from dynamic objects as references from real ELF files.
* testsuite/plugin_test_2.sh: Adjust expected result.
2011-10-17 Cary Coutant <ccoutant@google.com>
* gold.cc: Include timer.h.
(queue_middle_tasks): Stamp time.
(queue_final_tasks): Likewise.
* main.cc (main): Store timer in parameters. Print timers
for each pass.
* parameters.cc (Parameters::Parameters): Initialize timer_.
(Parameters::set_timer): New function.
(set_parameters_timer): New function.
* parameters.h (Parameters::set_timer): New function.
(Parameters::timer): New function.
(Parameters::timer_): New data member.
(set_parameters_timer): New function.
* timer.cc (Timer::stamp): New function.
(Timer::get_pass_time): New function.
* timer.h (Timer::stamp): New function.
(Timer::get_pass_time): New function.
(Timer::pass_times_): New data member.
2011-10-17 Cary Coutant <ccoutant@google.com>
* readsyms.cc (Read_symbols::run): Don't queue an unblocker
task for members of lib groups.
2011-10-17 Cary Coutant <ccoutant@google.com>
PR gold/13288
* fileread.cc (File_read::find_view): Add assert.
(File_read::make_view): Move bounds check (replace with assert)...
(File_read::find_or_make_view): ... to here.
2011-10-12 Cary Coutant <ccoutant@google.com>
* output.cc (Output_file::open_base_file): Handle case where
::read returns less than requested size.
2011-10-10 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
Initialize defined_count_.
(Sized_relobj_incr::do_add_symbols): Count defined symbols.
(Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
(Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
(Sized_incr_dynobj::do_add_symbols): Count defined symbols.
(Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
* incremental.h (Sized_relobj_incr::defined_count_): New data
member.
(Sized_incr_dynobj::defined_count_): New data member.
* plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
Return zeroes instead of internal error.
2011-10-10 Cary Coutant <ccoutant@google.com>
PR gold/13249
* output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
(Output_reloc::symbol_value): Return PLT offset if flag is set.
* output.h (class Output_reloc): Add use_plt_offset flag.
(Output_reloc::type_): Adjust size of bit field.
(Output_reloc::use_plt_offset_): New bit field.
(class Output_data_reloc): Adjust all calls to Output_reloc_type.
(Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
flag. Adjust all callers.
* x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
creating RELATIVE relocations.
2011-10-10 Nick Clifton <nickc@redhat.com>
* po/es.po: Updated Spanish translation.
* po/fi.po: Updated Finnish translation.
2011-10-03 Diego Novillo <dnovillo@google.com>
* options.cc (parse_uint): Fix dereference of RETVAL.
2011-09-29 Sriraman Tallam <tmsriram@google.com>
* layout.h (section_order_map_): New member.
(get_section_order_map): New member function.
* output.cc (Output_section::add_input_section): Check for patterns
only when --section-ordering-file is specified.
* gold.cc (queue_middle_tasks): Delay updating order of sections till
output_sections have been formed.
* layout.cc (Layout_Layout): Initialize section_order_map_.
* plugin.cc (update_section_order): Store order in order_map. Do not
update the order.
* testsuite/Makefile.am: Add test case for plugin_final_layout.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_section_order.c: New file.
* testsuite/plugin_final_layout.cc: New file.
* testsuite/plugin_final_layout.sh: New file.
2011-09-29 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_incremental_binary::do_process_got_plt):
Check for NULL.
* symtab.cc (Symbol_table::add_from_relobj): Ignore version
symbols during incremental update.
(Symbol_table::add_from_dynobj): Likewise.
2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::define_special_symbol): Always
canonicalize version string.
2011-09-26 Cary Coutant <ccoutant@google.com>
* gold.cc (queue_initial_tasks): Move option checks ...
* options.cc (General_options::finalize): ... to here. Disable
some options; make others fatal.
2011-09-26 Cary Coutant <ccoutant@google.com>
gcc PR lto/47247
* plugin.cc (get_symbols_v2): New function.
(Plugin::load): Add LDPT_GET_SYMBOLS_V2.
(is_referenced_from_outside): New function.
(Pluginobj::get_symbol_resolution_info): Add version parameter, return
LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
(get_symbols): Pass version parameter.
(get_symbols_v2): New function.
* plugin.h (Pluginobj::get_symbol_resolution_info): Add version
parameter.
* testsuite/plugin_test.c (get_symbols_v2): New static variable.
(onload): Add LDPT_GET_SYMBOLS_V2.
(all_symbols_read_hook): Use get_symbols_v2; check for
LDPR_PREVAILING_DEF_IRONLY_EXP.
* testsuite/plugin_test_3.sh: Update expected results.
2011-09-23 Simon Baldwin <simonb@google.com>
* configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
configuration options.
* configure: Regenerate.
* Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2011-09-19 Sriraman Tallam <tmsriram@google.com>
* plugin.h (should_defer_layout): Modify to check for any_claimed_.
2011-09-19 Cary Coutant <ccoutant@google.com>
* incremental.cc (can_incremental_update): Fix typo in comment.
* incremental.h (can_incremental_update): Likewise.
2011-09-18 Cary Coutant <ccoutant@google.com>
* incremental.cc (can_incremental_update): New function.
* incremental.h (can_incremental_update): New function.
* layout.cc (Layout::init_fixed_output_section): Call it.
(Layout::make_output_section): Don't allow patch space in .eh_frame.
* object.cc (Sized_relobj_file::do_layout): Call
can_incremental_update.
2011-09-13 Cary Coutant <ccoutant@google.com>
* configure.ac: Check for glibc support for gnu_indirect_function
support with static linking, setting automake conditional
IFUNC_STATIC.
* Makefile.in: Regenerate.
* configure: Regenerate.
* testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
(ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
for IFUNC_STATIC.
* testsuite/Makefile.in: Regenerate.
2011-09-13 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_relobj_incr::do_layout): Call
report_comdat_group for kept comdat sections.
* testsuite/Makefile.am (incremental_comdat_test_1): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/incr_comdat_test_1.cc: New source file.
* testsuite/incr_comdat_test_2_v1.cc: New source file.
* testsuite/incr_comdat_test_2_v2.cc: New source file.
* testsuite/incr_comdat_test_2_v3.cc: New source file.
2011-09-13 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj_file::do_layout): Remove unused local
variable external_symbols_offset.
2011-09-12 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj_file::do_layout): Remove assertion which
triggered if object has no symbols.
2011-09-09 David S. Miller <davem@davemloft.net>
* output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
(Output_fill_debug_line::do_write): Likewise.
2011-08-29 Cary Coutant <ccoutant@google.com>
* output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
casts to match formatting specs.
(Output_fill_debug_line::do_minimum_hole_size): Likewise.
2011-08-26 Cary Coutant <ccoutant@google.com>
* layout.cc (Free_list::allocate): Provide guarantee of minimum
remaining hole size when allocating.
(Layout::make_output_section): Set fill methods for debug sections.
* layout.h (Free_list::Free_list_node): Move from private to
public.
(Free_list::set_min_hole_size): New function.
(Free_list::begin, Free_list::end): New functions.
(Free_list::min_hole_): New data member.
* output.cc: Include dwarf.h.
(Output_fill_debug_info::do_minimum_hole_size): New function.
(Output_fill_debug_info::do_write): New function.
(Output_fill_debug_line::do_minimum_hole_size): New function.
(Output_fill_debug_line::do_write): New function.
(Output_section::Output_section): Initialize new data member.
(Output_section::set_final_data_size): Ensure patch space is larger
than minimum hole size.
(Output_section::do_write): Fill holes in debug sections.
* output.h (Output_fill): New class.
(Output_fill_debug_info): New class.
(Output_fill_debug_line): New class.
(Output_section::set_free_space_fill): New function.
(Output_section::free_space_fill_): New data member.
* testsuite/Makefile.am (incremental_test_3): Add
--incremental-patch option.
(incremental_test_4): Likewise.
(incremental_test_5): Likewise.
(incremental_test_6): Likewise.
(incremental_copy_test): Likewise.
(incremental_common_test_1): Likewise.
* testsuite/Makefile.in: Regenerate.
2011-08-26 Nick Clifton <nickc@redhat.com>
* po/es.po: Updated Spanish translation.
2011-08-01 Cary Coutant <ccoutant@google.com>
* gold/testsuite/Makefile.am (justsyms_exec): New testcase.
* gold/testsuite/Makefile.in: Regenerate.
* gold/testsuite/justsyms_exec.c: New source file.
* gold/testsuite/justsyms_lib.c: New source file.
2011-08-01 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::set_segment_offsets): Don't realign text
segment if -Ttext was specified.
* object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
file type.
* object.h (Sized_relobj_file::e_type): New function.
(Sized_relobj_file::e_type_): New data member.
* symtab.cc (Symbol_table::add_from_relobj): Don't add section
base address for ET_EXEC files.
* target.cc (Target::do_make_elf_object_implementation): Allow
ET_EXEC files with --just-symbols option.
2011-07-28 Cary Coutant <ccoutant@google.com>
* workqueue-internal.h (Workqueue_threader::should_cancel_thread):
Add thread_number parameter.
(Workqueue_threader_threadpool::should_cancel_thread): Likewise.
* workqueue-threads.cc
(Workqueue_threader_threadpool::should_cancel_thread): Cancel
current thread if its thread number is greater than desired thread
count.
* workqueue.cc (Workqueue_threader_single::should_cancel_thread):
Add thread_number parameter.
(Workqueue::should_cancel_thread): Likewise.
(Workqueue::find_runnable_or_wait): Pass thread_number to
should_cancel_thread.
* workqueue.h (Workqueue::should_cancel_thread): Add thread_number
parameter.
2011-07-22 Sriraman Tallam <tmsriram@google.com>
* symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
only after checking if it cannot be forced local.
* symtab.h (is_externally_visible): Check if the symbol is not forced
local.
2011-07-15 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add --print-output-format.
Move -EL next to -EB, for better --help output.
* target-select.cc: Include <cstdio>, "options.h", and
"parameters.h".
(Target_selector::do_target_bfd_name): New function.
(print_output_format): New function.
* target-select.h (class Target_selector): Update declarations.
(Target_selector::target_bfd_name): New function.
(print_output_format): Declare.
* main.cc: Include "target-select.h".
(main): Handle --print-output-format.
* gold.cc: Include "target-select.h".
(queue_initial_tasks): Handle --print-output-format when there are
no input files.
* parameters.cc (parameters_force_valid_target): Give a better
error message if -EB/-EL does not match target.
* freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
function.
2011-07-15 Ian Lance Taylor <iant@google.com>
* i386.cc (class Output_data_plt_i386): Add layout_ field.
(Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
(Output_data_plt_i386::do_write): Write address of .dynamic
section to first entry in .got.plt section.
* x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
(Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
Initialize layout_.
(Output_data_plt_x86_64::do_write): Write address of .dynamic
section to first entry in .got.plt section.
* layout.h (Layout::dynamic_section): New function.
2011-07-13 Sriraman Tallam <tmsriram@google.com>
* archive.cc (Archive::get_elf_object_for_member): Add extra parameter
to claim_file call.
* layout.cc (Layout::Layout): Initialize section_ordering_specified_,
input_section_position_, and input_section_glob_.
(read_layout_from_file): Call function section_ordering_specified.
* layout.h (is_section_ordering_specified): New function.
(section_ordering_specified): New function.
(section_ordering_specified_): New boolean member.
* main.cc(main): Call load_plugins after layout object is defined.
* output.cc (Output_section::add_input_section): Use
function section_ordering_specified to check if section ordering is
needed.
* output.cc (Output_section::add_relaxed_input_section): Use
function section_ordering_specified to check if section ordering is
needed.
(Output_section::update_section_layout): New function.
(Output_section::sort_attached_input_sections): Check if input section
must be reordered.
* output.h (Output_section::update_section_layout): New function.
* plugin.cc (get_section_count): New function.
(get_section_type): New function.
(get_section_name): New function.
(get_section_contents): New function.
(update_section_order): New function.
(allow_section_ordering): New function.
(Plugin::load): Add the new interfaces to the transfer vector.
(Plugin_manager::load_plugins): New parameter.
(Plugin_manager::all_symbols_read): New parameter.
(Plugin_manager::claim_file): New parameter. Save the elf object for
unclaimed objects.
(Plugin_manager::get_elf_object): New function.
(Plugin_manager::get_view): Change to directly use the bool to check
if get_view is called from claim_file_hook.
* plugin.h (input_objects): New function
(Plugin__manager::load_plugins): New parameter.
(Plugin_manager::claim_file): New parameter.
(Plugin_manager::get_elf_object): New function.
(Plugin_manager::in_claim_file_handler): New function.
(Plugin_manager::in_claim_file_handler_): New member.
(layout): New function.
* readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
handler with an extra parameter. Make the elf object before calling
claim_file handler.
* testsuite/plugin_test.c (get_section_count): New function pointer.
(get_section_type): New function pointer.
(get_section_name): New function pointer.
(get_section_contents): New function pointer.
(update_section_order): New function pointer.
(allow_section_ordering): New function pointer.
(onload): Check if the new interfaces exist.
2011-07-13 Ian Lance Taylor <iant@google.com>
* i386.cc (Target_i386::got_section): If -z now, make .got.plt a
relro section.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
(relro_now_test_SOURCES): New variable.
(relro_now_test_DEPENDENCIES): New variable.
(relro_now_test_LDFLAGS): New variable.
(relro_now_test_LDADD): New variable.
(relro_now_test.so): New target.
* testsuite/Makefile.in: Rebuild.
2011-07-12 Ian Lance Taylor <iant@google.com>
PR gold/12980
* i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
GLOB_DAT relocation rather than a RELATIVE relocation for a
protected symbol when creating a shared library.
* x86_64.cc (Target_x86_64::Scan::global): Likewise.
* testsuite/protected_1.cc (f2, get_f2_addr): New functions.
* testsuite/protected_main_1.cc (main): Test that protected
function has same address.
2011-07-11 Ian Lance Taylor <iant@google.com>
PR gold/12979
* options.h (class General_options): Add -Bgroup.
* options.cc (General_options::finalize): If -Bgroup is set,
default to --unresolved-symbols=report-all.
* layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
* target-reloc.h (issue_undefined_symbol_error): Handle
--unresolved-symbols=report-all.
2011-07-08 Ian Lance Taylor <iant@google.com>
PR gold/11985
* layout.cc (Layout::create_initial_dynamic_sections): Don't crash
if linker script discards key sections.
(Layout::create_dynamic_symtab): Likewise.
(Layout::assign_local_dynsym_offsets): Likewise.
(Layout::sized_create_version_sections): Likewise.
(Layout::create_interp): Likewise.
(Layout::finish_dynamic_section): Likewise.
(Layout::set_dynamic_symbol_size): Likewise.
2011-07-08 Ian Lance Taylor <iant@google.com>
PR gold/12386
* options.h (class General_options): Add --unresolved-symbols.
* target-reloc.h (issue_undefined_symbol_error): Check
--unresolved-symbols. Add comments.
2011-07-08 Ian Lance Taylor <iant@google.com>
* testsuite/odr_violation2.cc (Ordering::operator()): Make
expression more complex.
2011-07-08 Ian Lance Taylor <iant@google.com>
PR gold/11317
* target-reloc.h (issue_undefined_symbol_error): New inline
function, broken out of relocate_section.
(relocate_section): Call issue_undefined_symbol_error.
* i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
there is no TLS segment if we are about to issue an undefined
symbol error.
* x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2011-07-08 Ian Lance Taylor <iant@google.com>
PR gold/12279
* resolve.cc (Symbol_table::should_override): Add fromtype
parameter. Change all callers. Give error when linking together
TLS and non-TLS symbol.
(Symbol_table::should_override_with_special): Add fromtype
parameter. Change all callers.
* i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
there is no TLS segment if we have reported some errors.
* x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2011-07-08 Ian Lance Taylor <iant@google.com>
PR gold/12372
* target.h (Target::plt_address_for_global): New function.
(Target::plt_address_for_local): New function.
(Target::plt_section_for_global): Remove.
(Target::plt_section_for_local): Remove.
(Target::do_plt_address_for_global): New virtual function.
(Target::do_plt_address_for_local): New virtual function.
(Target::do_plt_section_for_global): Remove.
(Target::do_plt_section_for_local): Remove.
(Target::register_global_plt_entry): Add Symbol_table and Layout
parameters.
* output.cc (Output_data_got::Got_entry::write): Use
plt_address_for_global and plt_address_for_local.
* layout.cc (Layout::add_target_dynamic_tags): Use size and
address of output section.
* i386.cc (class Output_data_plt_i386): Add irelative_rel_,
got_irelative_, and irelative_count_ fields. Update
declarations.
(Output_data_plt_i386::has_irelative_section): New function.
(Output_data_plt_i386::entry_count): Add irelative_count_.
(Output_data_plt_i386::set_final_data_size): Likewise.
(class Target_i386): Add got_irelative_ and rel_irelative_
fields. Update declarations.
(Target_i386::Target_i386): Initialize new fields.
(Target_i386::do_plt_address_for_global): New function replacing
do_plt_section_for_global.
(Target_i386::do_plt_address_for_local): New function replacing
do_plt_section_for_local.
(Target_i386::got_section): Create got_irelative_.
(Target_i386::rel_irelative_section): New function.
(Output_data_plt_i386::Output_data_plt_i386): Initialize new
fields. Don't define __rel_iplt_{start,end}.
(Output_data_plt_i386::add_entry): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
layout parameters. Change all callers. Use different PLT and
GOT.
(Output_data_plt_i386::rel_tls_desc): Fix formatting.
(Output_data_plt_i386::rel_irelative): New function.
(Output_data_plt_i386::address_for_global): New function.
(Output_data_plt_i386::address_for_local): New function.
(Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
IRELATIVE GOT when changing IFUNC GOT entries.
(Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
reloc.
(Target_i386::do_finalize_sections): Create the __rel_iplt symbols
if we didn't create an IRELATIVE GOT.
(Target_i386::Relocate::relocate): Use plt_address_for_global and
plt_address_for_local.
(Target_i386::do_dynsym_value): Use plt_address_for_global.
* x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
got_irelative_, and irelative_count_ fields. Update
declarations.
(Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
Initialize new fields. Remove symtab parameter. Change all
callers.
(Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
irelative_count_.
(Output_data_plt_x86_64::has_irelative_section): New function.
(Output_data_plt_x86_64::entry_count): Add irelative_count_.
(class Target_x86_64): Add got_irelative_ and rel_irelative_
fields. Update declarations.
(Target_x86_64::Target_x86_64): Initialize new fields.
(Target_x86_64::do_plt_address_for_global): New function replacing
do_plt_section_for_global.
(Target_x86_64::do_plt_address_for_local): New function replacing
do_plt_section_for_local.
(Target_x86_64::got_section): Create got_irelative_.
(Target_x86_64::rela_irelative_section): New function.
(Output_data_plt_x86_64::init): Remove symtab parameter. Change
all callers. Don't create __rel_iplt_{start,end}.
(Output_data_plt_x86_64::add_entry): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
layout parameters. Change all callers. Use different PLT and
GOT.
(Output_data_plt_x86_64::add_relocation): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
(Output_data_plt_x86_64::rela_irelative): New function.
(Output_data_plt_x86_64::address_for_global): New function.
(Output_data_plt_x86_64::address_for_local): New function.
(Output_data_plt_x86_64::set_final_data_size): Likewise.
(Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
(Target_x86_64::init_got_plt_for_update): Create got_irelative_.
(Target_x86_64::register_global_plt_entry): Add symtab and layout
parameters.
(Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
reloc.
(Target_x86_64::do_finalize_sections): Create the __rela_iplt
symbols if we didn't create an IRELATIVE GOT.
(Target_x86_64::Relocate::relocate): Use plt_address_for_global and
plt_address_for_local.
(Target_x86_64::do_dynsym_value): Use plt_address_for_global.
* testsuite/ifuncvar1.c: New test file.
* testsuite/ifuncvar2.c: New test file.
* testsuite/ifuncvar3.c: New test file.
* testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
(ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
(ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
(ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
* testsuite/Makefile.in: Rebuild.
2011-07-07 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
(two_file_test_1_ndebug.o): Likewise.
(two_file_test_1b_ndebug.o): Likewise.
(two_file_test_2_ndebug.o): Likewise.
(two_file_test_main_ndebug.o): Likewise.
(incremental_test_2): Link with no-debug versions.
2011-07-06 Cary Coutant <ccoutant@google.com>
* gold/incremental.cc
(Output_section_incremental_inputs::write_info_blocks): Check for
hidden and internal symbols.
2011-07-06 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_incremental_binary::do_file_has_changed):
Check disposition for startup file.
(Incremental_inputs::report_command_line): Ignore
--incremental-startup-unchanged option.
* options.cc (General_options::parse_incremental_startup_unchanged):
New function.
(General_options::General_options): Initialize new data member.
* options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
(General_options): Add --incremental-startup-unchanged option.
(General_options::incremental_startup_disposition): New function.
(General_options::incremental_startup_disposition_): New data member.
2011-07-06 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_incremental_binary::setup_readers): Pass
input file index to Script_info ctor.
(Sized_incremental_binary::do_file_has_changed): Find the
command-line argument for files named in scripts.
* incremental.h (Script_info::Script_info): New ctor
with input file index.
(Script_info::input_file_index): New function.
(Script_info::input_file_index_): New data member.
(Incremental_binary::get_library): Add const.
(Incremental_binary::get_script_info): Add const.
* readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
* testsuite/Makefile.am (incremental_test_5): New test case.
(incremental_test_6): New test case.
* testsuite/Makefile.in: Regenerate.
2011-07-06 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_incremental_binary::do_check_inputs): Add
debug output when command lines differ.
2011-07-06 Cary Coutant <ccoutant@google.com>
* incremental.cc (Incremental_inputs::report_command_line): Ignore
--incremental-patch option.
* layout.cc (Free_list::allocate): Extend allocation beyond original
end if enabled.
(Layout::make_output_section): Mark sections that should get
patch space.
* options.cc (parse_percent): New function.
* options.h (parse_percent): New function.
(DEFINE_percent): New macro.
(General_options): Add --incremental-patch option.
* output.cc (Output_section::Output_section): Initialize new data
members.
(Output_section::add_input_section): Print section name when out
of patch space.
(Output_section::add_output_section_data): Likewise.
(Output_section::set_final_data_size): Add patch space when
doing --incremental-full.
(Output_section::do_reset_address_and_file_offset): Remove patch
space.
(Output_segment::set_section_list_addresses): Print debug output
only if --incremental-update.
* output.h (Output_section::set_is_patch_space_allowed): New function.
(Output_section::is_patch_space_allowed_): New data member.
(Output_section::patch_space_): New data member.
* parameters.cc (Parameters::incremental_full): New function.
* parameters.h (Parameters::incremental_full): New function
* testsuite/Makefile.am (incremental_test_2): Add test for
--incremental-patch option.
* testsuite/Makefile.in: Regenerate.
* testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
(t18): Remove function body.
2011-07-05 Doug Kwan <dougkwan@google.com>
PR gold/12771
* arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
Arm_Address type for relocation result.
(Arm_relocate_functions::abs16): Use unaligned access. Also fix
overflow check.
(Arm_relocate_functions::abs32): Use unaligned access.
(Arm_relocate_functions::rel32): Ditto.
(Arm_relocate_functions::prel31): Ditto.
(Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
* testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
static data relocations.
* testsuite/Makefile.in: Regnerate.
* testsuite/arm_unaligned_reloc.{s,sh}: New files.
2011-07-05 Ian Lance Taylor <iant@google.com>
PR gold/12392
* i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
symbols if necessary.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2011-07-05 Ian Lance Taylor <iant@google.com>
PR gold/12952
* resolve.cc (Symbol::override_base_with_special): Simply override
version with special symbol version, ignoring previous version.
2011-07-05 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj_file::include_section_group): Add
information to comment about signature location.
2011-07-02 Ian Lance Taylor <iant@google.com>
PR gold/12957
* options.h (class General_options): Add -f and -F.
* options.cc (General_options::finalize): Fatal error if -f/-F
are used without -shared.
* layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2011-07-02 Ian Lance Taylor <iant@google.com>
* dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2011-07-01 Ian Lance Taylor <iant@google.com>
PR gold/12525
PR gold/12952
* resolve.cc (Symbol::override_base_with_special): Don't override
the version if the overriding symbol has a different name.
* dynobj.cc (Versions::add_def): Add dynpool parameter. Change
all callers. If we give an error about an undefined version,
define the base version if necessary.
* dynobj.h (class Versions): Update declaration.
* testsuite/weak_alias_test_5.cc: New file.
* testsuite/weak_alias_test.script: New file.
* testsuite/weak_alias_test_main.cc: Check that versioned_symbol
and versioned_alias have the right value, and call t2.
* testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
weak_alias_test_5.so.
(weak_alias_test_LDADD): Likewise.
(weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
* testsuite/Makefile.in: Rebuild.
2011-07-01 Ian Lance Taylor <iant@google.com>
PR gold/12525
* options.h (class General_options): Support -z notext.
* testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
-Wl,-z,notext.
(two_file_shared_nonpic.so): Likewise.
(two_file_shared_mixed.so): Likewise.
(two_file_shared_mixed_1.so): Likewise.
(weak_undef_lib_nonpic.so): Likewise.
(alt/weak_undef_lib_nonpic.so): Likewise.
(tls_test_shared_nonpic.so): Likewise.
* testsuite/Makefile.in: Rebuild.
2011-07-01 Ian Lance Taylor <iant@google.com>
PR gold/12525
* configure.ac: Test whether static linking works, setting
the automake conditional HAVE_STATIC.
* testsuite/Makefile.am: Disable tests using -static if
HAVE_STATIC is not true.
* configure, testsuite/Makefile.in: Rebuild.
2011-07-01 Ian Lance Taylor <iant@google.com>
PR gold/12525
* ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
Assert if we see DW_EH_PE_indirect.
* target.h (Target::ehframe_datarel_base): New function.
(Target::do_ehframe_datarel_base): New target function.
* i386.cc (Target_i386::do_ehframe_datarel_base): New function.
* x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
function.
2011-07-01 Ian Lance Taylor <iant@google.com>
PR gold/12571
* options.h (class General_options): Add
--ld-generated-unwind-info.
* ehframe.cc (Fde::write): Add address parameter. Change all
callers. If associated with PLT, fill in address and size.
(Cie::set_output_offset): Only add merge mapping if there is an
object.
(Cie::write): Add address parameter. Change all callers.
(Eh_frame::add_ehframe_for_plt): New function.
* ehframe.h (class Fde): Update declarations. Move shndx_ and
input_offset_ fields into union u_, with new plt field.
(Fde::Fde): Adjust for new union field.
(Fde::Fde) [Output_data version]: New constructor.
(Fde::add_mapping): Only add merge mapping if there is an object.
(class Cie): Update declarations.
(class Eh_frame): Declare add_ehframe_for_plt.
* layout.cc (Layout::layout_eh_frame): Break out code into
make_eh_frame_section, and call it.
(Layout::make_eh_frame_section): New function.
(Layout::add_eh_frame_for_plt): New function.
* layout.h (class Layout): Update declarations.
* merge.cc (Merge_map::add_mapping): Add assertion.
* i386.cc: Include "dwarf.h".
(class Output_data_plt_i386): Make first_plt_entry,
dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
and plt_eh_frame_fde.
(Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
boundary. Call add_eh_frame_for_plt if appropriate.
* x86_64.cc: Include "dwarf.h".
(class Output_data_plt_x86_64): Align to 16-byte boundary. Make
first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
and plt_eh_frame_fde.
(Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
appropriate.
2011-06-29 Ian Lance Taylor <iant@google.com>
PR gold/12629
* object.cc (Sized_relobj_file::layout_section): Change shdr
parameter to be const.
(Sized_relobj_file::layout_eh_frame_section): New function, broken
out of do_layout.
(Sized_relobj_file::do_layout): Defer .eh_frame sections if
appropriate. Call layout_eh_frame_section.
(Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
sections.
* object.h (class Sized_relobj_file): Update declarations.
2011-06-29 Ian Lance Taylor <iant@google.com>
PR gold/12652
* script.cc (Token::integer_value): Accept trailing M/m/K/k
modifier.
(Lex::gather_token): Accept trailing M/m/K/k for integers.
2011-06-29 Ian Lance Taylor <iant@google.com>
PR gold/12675
* object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
SHT_X86_64_UNWIND.
* layout.cc (Layout::layout_eh_frame): Likewise.
2011-06-29 Ian Lance Taylor <iant@google.com>
PR gold/12695
* layout.cc (Layout::symtab_section_shndx): New function.
* layout.h (class Layout): Declare symtab_section_shndx.
* output.cc (Output_section::write_header): Call it.
2011-06-29 Ian Lance Taylor <iant@google.com>
PR gold/12818
* symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
symbols which are not used in a relocation.
2011-06-28 Ian Lance Taylor <iant@google.com>
PR gold/12898
* layout.cc (Layout::segment_precedes): Don't crash if a linker
script create indistinguishable segments.
(Layout::set_segment_offsets): Use stable_sort when sorting
segments. Pass this to Compare_segments constructor.
* layout.h (class Layout): Make segment_precedes non-static.
(class Compare_segments): Change from struct to class. Add
layout_ field. Add constructor.
* script-sections.cc
(Script_sections::attach_sections_using_phdrs_clause): Rename
local orphan to is_orphan. Don't report failure to put empty
section in segment. On attachment failure, report name of
section, and attach to first PT_LOAD segment.
2011-06-28 Ian Lance Taylor <iant@google.com>
PR gold/12934
* target-select.cc (Target_selector::Target_selector): Add
emulation parameter. Change all callers.
(select_target_by_bfd_name): Rename from select_target_by_name.
Change all callers.
(select_target_by_emulation): New function.
(supported_emulation_names): New function.
* target-select.h (class Target_selector): Add emulation_ field.
Update declarations.
(Target_selector::recognize_by_bfd_name): Rename from
recognize_by_name. Change all callers.
(Target_selector::supported_bfd_names): Rename from
supported_names. Change all callers.
(Target_selector::recognize_by_emulation): New function.
(Target_selector::supported_emulations): New function.
(Target_selector::emulation): New function.
(Target_selector::do_recognize_by_bfd_name): Rename from
do_recognize_by_name. Change all callers.
(Target_selector::do_supported_bfd_names): Rename from
do_supported_names. Change all callers.
(Target_selector::do_recognize_by_emulation): New function.
(Target_selector::do_supported_emulations): New function.
(select_target_by_bfd_name): Change name in declaration.
(select_target_by_emulation): Declare.
(supported_emulation_names): Declare.
* parameters.cc (parameters_force_valid_target): Try to find
target based on emulation from -m option.
* options.h (class General_options): Change doc string for -m.
* options.cc (help): Print emulations.
(General_options::parse_V): Likewise.
* freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
Add emulation parameter. Change all callers.
2011-06-28 Ian Lance Taylor <iant@google.com>
* target.h (class Target): Add osabi_ field.
(Target::osabi): New function.
(Target::set_osabi): New function.
(Target::Target): Initialize osabi_.
(Target::do_adjust_elf_header): Make pure virtual.
(Sized_target::do_adjust_elf_header): Declare.
* target.cc (Sized_target::do_adjust_elf_header): New function.
(class Sized_target): Instantiate all versions.
* freebsd.h (class Target_freebsd): Remove.
(Target_selector_freebsd::do_recognize): Call set_osabi on
Target.
(Target_selector_freebsd::do_recognize_by_name): Likewise.
(Target_selector_freebsd::set_osabi): Remove.
* i386.cc (class Target_i386): Inherit from Sized_target rather
than Target_freebsd.
* x86_64.cc (class Target_x86_64): Likewise.
2011-06-28 Ian Lance Taylor <iant@google.com>
* target.h (Target::can_check_for_function_pointers): Rewrite.
Make non-virtual.
(Target::can_icf_inline_merge_sections): Likewise.
(Target::section_may_have_icf_unsafe_poineters): Likewise.
(Target::Target_info): Add can_icf_inline_merge_sections field.
(Target::do_can_check_for_function_pointers): New virtual
function.
(Target::do_section_may_have_icf_unsafe_pointers): Likewise.
* arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
from can_check_for_function_pointers, move in file.
(Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
section_may_have_icf_unsafe_poineters, move in file.
(Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
* i386.cc (Target_i386::do_can_check_for_function_pointers):
Rename from can_check_for_function_pointers, move in file.
(Target_i386::can_icf_inline_merge_sections): Remove.
(Target_i386::i386_info): Initialize
can_icf_inline_merge_sections.
* powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
Initialize can_icf_inline_merge_sections.
* sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
* x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
Rename from can_check_for_function_pointers, move in file.
(Target_x86_64::can_icf_inline_merge_sections): Remove.
(Target_x86_64::x86_64_info): Initialize
can_icf_inline_merge_sections.
* testsuite/testfile.cc (Target_test::test_target_info):
Likewise.
* icf.cc (get_section_contents): Correct formatting.
2011-06-27 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol::versioned_name): New function.
(Symbol_table::add_to_final_symtab): Use versioned_name when
appropriate.
(Symbol_table::sized_write_symbol): Likewise.
* symtab.h (class Symbol): Declare versioned_name.
* stringpool.h (class Stringpool_template): Add variant of add
which takes a std::basic_string.
* testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
(ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
(ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
(ver_test_12.o): New target.
* testsuite/Makefile.in: Rebuild.
2011-06-27 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relocate_functions::thm_jump8,
Arm_relocate_functions::thm_jump11): Use a wider signed
type to compute offset.
* testsuite/Makefile.am: Add new tests arm_thm_jump11 and
arm_thm_jump8.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_branch_in_range.sh: Check test results of
arm_thm_jump11 and arm_thm_jump8.
* testsuite/arm_thm_jump11.s: New test source file.
* testsuite/arm_thm_jump11.t: New linker script.
* testsuite/arm_thm_jump8.s: New test source file.
* testsuite/arm_thm_jump8.t: New linker script.
2011-06-24 Ian Lance Taylor <iant@google.com>
* layout.cc: Include "object.h".
(ctors_sections_in_init_array): New static variable.
(Layout::is_ctors_in_init_array): New function.
(Layout::layout): Add entry to ctors_sections_in_init_array if
appropriate.
* layout.h (class Layout): Declare is_ctors_in_init_array.
* reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
is_ctors_reverse_view is set.
(Sized_relobj_file::write_sections): Add layout parameter. Change
all callers. Set is_ctors_reverse_view field of View_size.
(Sized_relobj_file::reverse_words): New function.
* object.h (Sized_relobj_file::View_size): Add
is_ctors_reverse_view field.
(class Sized_relobj_file): Update declarations.
* testsuite/initpri3.c: New test.
* testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
initpri3b.
(initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
(initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
(initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
(initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
* testsuite/Makefile.in: Rebuild.
2011-06-24 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
(debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
(debug_msg_cdebug.err): New targets.
* testsuite/Makefile.in: Regenerate.
* testsuite/debug_msg.sh: Check output of link with compressed debug.
Fix checks for link with shared library.
2011-06-24 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_output_section::append_text_sections_to_list): Do not
skip empty text sections.
* testsuite/arm_exidx_test.s: Test handling of an empty text section.
2011-06-22 Ian Lance Taylor <iant@google.com>
PR gold/12910
* options.h (class General_options): Add --ctors-in-init-array.
* layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
friends as SHT_PROGBITS for merging sections.
(Layout::layout): Remove special handling of .init_array and
friends. Don't sort if doing relocatable link. Sort for .ctors
and .dtors if ctors_in_init_array.
(Layout::make_output_section): Force correct section types for
.init_array and friends. Don't sort if doing relocatable link,
Don't sort .ctors and .dtors if ctors_in_init_array.
(Layout::section_name_mapping): Remove .ctors. and .dtorso.
(Layout::output_section_name): Add relobj parameter. Change all
callers. Handle .ctors. and .dtors. in code rather than table.
Handle .ctors and .dtors if ctors_in_init_array.
(Layout::match_file_name): New function, moved from output.cc.
* layout.h (class Layout): Update declarations.
* output.cc: Include "layout.h".
(Input_section_sort_entry::get_priority): New function.
(Input_section_sort_entry::match_file_name): Just call
Layout::match_file_name.
(Output_section::Input_section_sort_init_fini_compare::operator()):
Handle .ctors and .dtors. Sort by explicit priority rather than
by name.
* configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
* testsuite/initpri2.c: New test.
* testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
(check_PROGRAMS): Add initpri2.
(initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
(initpri2_LDFLAGS, initpri2_LDADD): New variables.
* configure, testsuite/Makefile.in: Rebuild.
2011-06-19 Ian Lance Taylor <iant@google.com>
PR gold/12880
* layout.cc (Layout::attach_allocated_section_to_segment): Add a
.interp section to a PT_INTERP segment even if we have seen a
--dynamic-linker option. Don't do it if we have seen a PHDRS
clause in a linker script.
(Layout::finalize): Don't create a .interp section if we've
already create a PT_INTERP segment.
(Layout::create_interp): Always call choose_output_section (revert
patch of 2011-06-17). Don't create PT_INTERP segment.
* script-sections.cc
(Script_sections::create_note_and_tls_segments): Add a .interp
section to a PT_INTERP segment even if we have seen a
--dynamic-linker option.
2011-06-18 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
merely because a non-PT_LOAD segment has a dynamic reloc.
2011-06-18 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::finish_dynamic_section): Don't create
DT_FLAGS entry if not needed.
2011-06-18 Ian Lance Taylor <iant@google.com>
PR gold/12745
* layout.cc (Layout::layout_eh_frame): Correct handling of
writable .eh_frame section.
2011-06-17 Ian Lance Taylor <iant@google.com>
PR gold/12893
* resolve.cc (Symbol_table::resolve): Don't give an error if a
symbol is redefined with the exact same object and value.
2011-06-17 Ian Lance Taylor <iant@google.com>
PR gold/12880
* layout.h (class Layout): Add interp_segment_ field.
* layout.cc (Layout::Layout): Initialize interp_segment_ field.
(Layout::attach_allocated_section_to_segment): If making shared
library, put .interp section in PT_INTERP segment.
(Layout::finalize): Also call create_interp if -dynamic-linker
option was used.
(Layout::create_interp): Assert that there is no PT_INTERP
segment. If not using a SECTIONS clause, use make_output_section.
(Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
* script-sections.cc
(Script_sections::create_note_and_tls_segments): If making shared
library, put .interp section in PT_INTERP segment.
2011-06-17 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj_file::do_layout): Keep warning sections
when making a shared library.
2011-06-17 Ian Lance Taylor <iant@google.com>
* x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
parameter. Change all callers. Don't issue warning about PC32
against locally defined symbol.
2011-06-16 Ian Lance Taylor <iant@google.com>
* symtab.cc (Warnings::issue_warning): Don't warn if relocation
occurs in same object.
2011-06-14 Alan Modra <amodra@gmail.com>
* po/POTFILES.in: Regenerate.
2011-06-09 Ian Lance Taylor <iant@google.com>
* script-sections.cc
(Orphan_output_section::set_section_addresses): For a relocatable
link set address to 0.
2011-06-09 Cary Coutant <ccoutant@google.com>
PR gold/12804
* gold/gold.cc (queue_initial_tasks): Warn if --incremental is
used with --compress-debug-sections.
* gold/object.cc (Sized_relobj_file::do_layout): Report
uncompressed size of compressed input sections.
2011-06-08 Cary Coutant <ccoutant@google.com>
PR gold/12804
* testsuite/two_file_test_2_v1.cc: Change initialization of
v2 to keep it in .data.
2011-06-07 Cary Coutant <ccoutant@google.com>
* common.cc (Symbol_table::do_allocate_commons_list): Call
gold_fallback.
* errors.cc (Errors::fatal): Adjust call to gold_exit.
(Errors::fallback): New function.
(gold_fallback): New function.
* errors.h (Errors::fallback): New function.
* gold.cc (gold_exit): Change status parameter to enum; adjust
all callers.
(queue_initial_tasks): Call gold_fallback.
* gold.h: Include cstdlib.
(Exit_status): New enum type.
(gold_exit): Change status parameter to enum.
(gold_fallback): New function.
* layout.cc (Layout::set_section_offsets): Call gold_fallback.
(Layout::create_symtab_sections): Likewise.
(Layout::create_shdrs): Likewise.
* main.cc (main): Adjust call to gold_exit.
* output.cc (Output_data_got::add_got_entry): Call gold_fallback.
(Output_data_got::add_got_entry_pair): Likewise.
(Output_section::add_input_section): Likewise.
(Output_section::add_output_section_data): Likewise.
(Output_segment::set_section_list_addresses): Likewise.
* x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2011-06-07 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::set_segment_offsets): Don't adjust layout
for incremental links.
* output.cc (Output_segment::set_section_list_addresses): Remove
FIXME and test for TLS or BSS.
2011-06-07 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am: Add incremental_copy_test,
incremental_common_test_1.
* testsuite/Makefile.in: Regenerate.
* testsuite/common_test_1_v1.c: New source file.
* testsuite/common_test_1_v2.c: New source file.
* testsuite/copy_test_v1.cc: New source file.
2011-06-07 Cary Coutant <ccoutant@google.com>
* common.cc (Symbol_table::do_allocate_commons_list): For incremental
update, allocate common from bss section's free list.
* incremental-dump.cc (dump_incremental_inputs): Print flag for
linker-defined symbols.
* incremental.cc (Sized_incremental_binary::do_process_got_plt):
Skip GOT and PLT entries that are no longer referenced.
(Output_section_incremental_inputs::write_info_blocks): Mark
linker-defined symbols.
(Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
* output.cc (Output_section::allocate): New function.
* output.h (Output_section::allocate): New function.
* resolve.cc (Symbol_table::report_resolve_problem): Add case for
linker-defined symbols.
(Symbol::override_base_with_special): Copy is_predefined_ flag.
* symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
(Symbol::init_base_output_data): Likewise.
(Symbol::init_base_output_segment): Likewise.
(Symbol::init_base_constant): Likewise.
(Sized_symbol::init_output_data): Likewise.
(Sized_symbol::init_output_segment): Likewise.
(Sized_symbol::init_constant): Likewise.
(Symbol_table::do_define_in_output_data): Likewise.
(Symbol_table::do_define_in_output_segment): Likewise.
(Symbol_table::do_define_as_constant): Likewise.
* symtab.h (Symbol::is_predefined): New function.
(Symbol::init_base_output_data): Add is_predefined parameter.
(Symbol::init_base_output_segment): Likewise.
(Symbol::init_base_constant): Likewise.
(Symbol::is_predefined_): New data member.
(Sized_symbol::init_output_data): Add is_predefined parameter.
(Sized_symbol::init_output_segment): Likewise.
(Sized_symbol::init_constant): Likewise.
(enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2011-06-07 Cary Coutant <ccoutant@google.com>
* copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
instead of emit_copy_reloc.
(Copy_relocs::emit_copy_reloc): Refactor.
(Copy_relocs::make_copy_reloc): New function.
(Copy_relocs::add_copy_reloc): Remove.
* copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
section.
(Copy_relocs::make_copy_reloc): New function.
(Copy_relocs::add_copy_reloc): Remove.
* gold.cc (queue_middle_tasks): Emit old COPY relocations from
unchanged input files.
* incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
* incremental.cc (Sized_incremental_binary::do_reserve_layout):
Reserve BSS space for COPY relocations.
(Sized_incremental_binary::do_emit_copy_relocs): New function.
(Output_section_incremental_inputs::write_info_blocks): Record
whether a symbol is copied from a shared object.
(Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
* incremental.h (enum Incremental_shlib_symbol_flags): New type.
(INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
(Incremental_input_entry_reader::get_output_symbol_index): Add
is_copy parameter.
(Incremental_binary::emit_copy_relocs): New function.
(Incremental_binary::do_emit_copy_relocs): New function.
(Sized_incremental_binary::Sized_incremental_binary): Initialize
new data member.
(Sized_incremental_binary::add_copy_reloc): New function.
(Sized_incremental_binary::do_emit_copy_relocs): New function.
(Sized_incremental_binary::Copy_reloc): New struct.
(Sized_incremental_binary::Copy_relocs): New typedef.
(Sized_incremental_binary::copy_relocs_): New data member.
* symtab.cc (Symbol_table::add_from_incrobj): Change return type.
* symtab.h (Symbol_table::add_from_incrobj): Change return type.
* target.h (Sized_target::emit_copy_reloc): New function.
* x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2011-06-02 Cary Coutant <ccoutant@google.com>
PR gold/12163
* gold/archive.cc (Archive::Archive): Initialize new data member.
(Archive::include_all_members): Return if archive has already been
included.
* gold/archive.h (Archive::include_all_members_): New data member.
2011-06-02 Nick Clifton <nickc@redhat.com>
* dynobj.h: Fix spelling mistake in comment.
* output.cc: Likewise.
2011-05-31 Doug Kwan <dougkwan@google.com>
Asier Llano
PR gold/12826
* arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
* testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
redundant arm_exidx_test.so.
* testsuite/Makefile.in: Regenerate.
(check_SCRIPTS): Add pr12826.sh
(check_DATA): Add pr12826.stdout
(pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
* testsuite/pr12826.sh: New file.
* testsuite/pr12826_1.s: Ditto.
* testsuite/pr12826_1.s: Ditto.
2011-05-30 Ian Lance Taylor <iant@google.com>
* reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
sections.
2011-05-29 Ian Lance Taylor <iant@google.com>
PR gold/12804
* testsuite/Makefile.am: Use different file name for two_file_test
temporary file for each incremental test.
* testsuite/Makefile.in: Rebuild.
2011-05-29 Ian Lance Taylor <iant@google.com>
* binary.cc (Binary_to_elf::sized_convert): Don't crash if the
binary input file is empty.
2011-05-27 Ian Lance Taylor <iant@google.com>
* testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
(ver_test_9.so): Likewise.
* testsuite/Makefile.in: Rebuild.
2011-05-26 Cary Coutant <ccoutant@google.com>
* incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
* incremental.cc (Incremental_inputs::report_input_section): Fix
comment, indentation.
(Incremental_inputs::report_comdat_group): New function.
(Output_section_incremental_inputs::set_final_data_size): Adjust size
of data for incremental input file entry.
(Output_section_incremental_inputs::write_info_blocks): Write COMDAT
group count, COMDAT group signatures.
(Sized_incr_relobj::do_layout): Record kept COMDAT group info from
an unchanged input file.
* incremental.h (Incremental_object_entry::Incremental_object_entry):
Initialize new data member.
(Incremental_object_entry::add_comdat_group): New function.
(Incremental_object_entry::get_comdat_group_count): New function.
(Incremental_object_entry::get_comdat_signature_key): New function.
(Incremental_object_entry::groups_): New data member.
(Incremental_inputs::report_comdat_group): New function.
(Incremental_input_entry_reader::get_symbol_offset): Adjust size of
data for incremental input file entry.
(Incremental_input_entry_reader::get_comdat_group_count): New function.
(Incremental_input_entry_reader::get_input_section): Adjust size of
data for incremental input file entry.
(Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
(Incremental_input_entry_reader::get_comdat_group_signature): New
function.
* object.cc (Sized_relobj::include_section_group): Report kept
COMDAT groups for incremental links.
2011-05-24 David Meyer <pdox@google.com>
* dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
with name parameter. Add found_name parameter.
* fileread.cc (Input_file::find_file): Adjust code accordingly.
* dirsearch.h (class Dirsearch): Update declaration.
2011-05-24 Ian Lance Taylor <iant@google.com>
* archive.cc (Library_base::should_include_member): Pull in object
from archive if it defines the entry symbol.
* parameters.cc (Parameters::entry): New function.
* parameters.h (class Parameters): Declare entry.
* output.h (class Output_file_header): Remove entry_ field.
* output.cc (Output_file_header::Output_file_header): Remove entry
parameter. Change all callers.
(Output_file_header::entry): Use parameters->entry.
* gold.cc (queue_middle_tasks): Likewise.
* plugin.cc (Plugin_hook::run): Likewise.
2011-05-24 Cary Coutant <ccoutant@google.com>
* gold.cc (queue_initial_tasks): Pass incremental base filename
to Output_file::open_base_file; don't print error message.
* incremental-dump.cc (main): Adjust call to
Output_file::open_for_modification.
* incremental-dump.cc (main): Likewise.
* incremental.cc (Incremental_inputs::report_command_line):
Ignore --incremental-base option when comparing command lines.
Ignore parameter when given as separate argument.
* options.h (class General_options): Add --incremental-base.
* output.cc (Output_file::Output_file):
(Output_file::open_base_file): Add base_name and writable parameters;
read base file into new file; print error message here.
(Output_file::map_no_anonymous): Add writable parameter; adjust all
callers.
* output.h (Output_file::open_for_modification): Rename to...
(Output_file::open_base_file): ...this; add base_name and
writable parameters; adjust all callers.
(Output_file::map_no_anonymous): Add writable parameter; adjust all
callers.
* testsuite/Makefile.am (incremental_test_4): Test
--incremental-base.
* testsuite/Makefile.in: Regenerate.
2011-05-24 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
incremental_test_4.
* testsuite/Makefile.in: Regenerate.
* testsuite/two_file_test_1_v1.cc: New test source file.
* testsuite/two_file_test_1b_v1.cc: New test source file.
* testsuite/two_file_test_2_v1.cc: New test source file.
2011-05-24 Cary Coutant <ccoutant@google.com>
* dynobj.h (Dynobj::do_dynobj): New function.
* incremental-dump.cc (dump_incremental_inputs): Print as_needed
flag and soname for shared objects.
* incremental.cc (Incremental_inputs::report_object): Make
either Incremental_object_entry or Incremental_dynobj_entry; add
soname to string table.
(Incremental_inputs::report_input_section): Add assertion.
(Output_section_incremental_inputs::set_final_data_size): Adjust
type of input file entry for shared libraries; adjust size of
shared library info entry.
(Output_section_incremental_inputs::write_input_files): Write
as_needed flag for shared libraries.
(Output_section_incremental_inputs::write_info_blocks): Adjust type
of input file entry for shared libraries; write soname.
(Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
soname from incremental info.
* incremental.h (enum Incremental_input_flags): Add
INCREMENTAL_INPUT_AS_NEEDED.
(Incremental_input_entry::Incremental_input_entry): Initialize new
data member.
(Incremental_input_entry::set_as_needed): New function.
(Incremental_input_entry::as_needed): New function.
(Incremental_input_entry::do_dynobj_entry): New function.
(Incremental_input_entry::as_needed_): New data member.
(Incremental_object_entry::Incremental_object_entry): Don't check
for shared library.
(Incremental_object_entry::do_type): Likewise.
(class Incremental_dynobj_entry): New class.
(Incremental_input_entry_reader::as_needed): New function.
(Incremental_input_entry_reader::get_soname): New function.
(Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
(Incremental_input_entry_reader::get_output_symbol_index): Adjust
size of shared library info entry.
* layout.cc (Layout::finish_dynamic_section): Don't test for
incremental link when adding DT_NEEDED entries.
* object.h (Object::Object): Initialize new data member.
(Object::dynobj): New function.
(Object::set_as_needed): New function.
(Object::as_needed): New function.
(Object::do_dynobj): New function.
(Object::as_needed_): New data member.
2011-05-24 Cary Coutant <ccoutant@google.com>
* incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
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.
2011-05-23 Cary Coutant <ccoutant@google.com>
* gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
* incremental-dump.cc (dump_incremental_inputs): Mask high-order
bit when checking got_type.
* incremental.cc (Sized_incremental_binary::setup_readers):
Store symbol table and string table locations; initialize bit vector
of file status flags.
(Sized_incremental_binary::do_reserve_layout): Set bit flag for
unchanged files.
(Sized_incremental_binary::do_process_got_plt): New function.
(Sized_incremental_binary::get_symtab_view): Use stored locations.
(Output_section_incremental_inputs::set_final_data_size): Record
file index for each input file.
(Output_section_incremental_inputs::write_got_plt): Store file index
instead of input entry offset for each GOT entry.
* incremental.h
(Incremental_input_entry::Incremental_input_entry): Initialize new
data member.
(Incremental_input_entry::set_offset): Store file index.
(Incremental_input_entry::get_file_index): New function.
(Incremental_input_entry::file_index_): New data member.
(Incremental_binary::process_got_plt): New function.
(Incremental_binary::do_process_got_plt): New function.
(Sized_incremental_binary::Sized_incremental_binary): Initialize new
data members.
(Sized_incremental_binary::~Sized_incremental_binary): New destructor.
(Sized_incremental_binary::set_file_is_unchanged): New function.
(Sized_incremental_binary::file_is_unchanged): New function.
(Sized_incremental_binary::do_process_got_plt): New function.
(Sized_incremental_binary::file_status_): New data member.
(Sized_incremental_binary::main_symtab_loc_): New data member.
(Sized_incremental_binary::main_strtab_loc_): New data member.
* output.cc (Output_data_got::Got_entry::write): Add case
RESERVED_CODE.
(Output_data_got::add_global): Call add_got_entry.
(Output_data_got::add_global_plt): Likewise.
(Output_data_got::add_global_with_rel): Likewise.
(Output_data_got::add_global_with_rela): Likewise.
(Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
(Output_data_got::add_global_pair_with_rela): Likewise.
(Output_data_got::add_local): Call add_got_entry.
(Output_data_got::add_local_plt): Likewise.
(Output_data_got::add_local_with_rel): Likewise.
(Output_data_got::add_local_with_rela): Likewise.
(Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
(Output_data_got::add_local_pair_with_rela): Likewise.
(Output_data_got::reserve_slot): New function.
(Output_data_got::reserve_slot_for_global): New function.
(Output_data_got::add_got_entry): New function.
(Output_data_got::add_got_entry_pair): New function.
(Output_section::add_output_section_data): Edit FIXME.
* output.h
(Output_section_data_build::Output_section_data_build): New
constructor with size parameter.
(Output_data_space::Output_data_space): Likewise.
(Output_data_got::Output_data_got): Initialize new data member; new
constructor with size parameter.
(Output_data_got::add_constant): Call add_got_entry.
(Output_data_got::reserve_slot): New function.
(Output_data_got::reserve_slot_for_global): New function.
(class Output_data_got::Got_entry): Add RESERVED_CODE.
(Output_data_got::add_got_entry): New function.
(Output_data_got::add_got_entry_pair): New function.
(Output_data_got::free_list_): New data member.
* target.h (Sized_target::init_got_plt_for_update): New function.
(Sized_target::register_global_plt_entry): New function.
* x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
Initialize new data member; call init; add constructor with PLT count.
(Output_data_plt_x86_64::init): New function.
(Output_data_plt_x86_64::add_relocation): New function.
(Output_data_plt_x86_64::reserve_slot): New function.
(Output_data_plt_x86_64::free_list_): New data member.
(Target_x86_64::init_got_plt_for_update): New function.
(Target_x86_64::register_global_plt_entry): New function.
(Output_data_plt_x86_64::add_entry): Allocate from free list for
incremental updates.
(Output_data_plt_x86_64::add_relocation): New function.
* testsuite/object_unittest.cc (Object_test): Set default options.
2011-05-16 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Make -i a synonym for -r.
2011-05-16 Ian Lance Taylor <iant@google.com>
* testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2011-05-10 Cary Coutant <ccoutant@google.com>
* object.cc (Sized_relobj::do_count_local_symbols): Check for
strip_all (-s).
2011-05-06 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::layout): If the output section flags change,
update the ordering.
2011-04-25 Cary Coutant <ccoutant@google.com>
* incremental-dump.cc (dump_incremental_inputs): Print local
symbol info for each input file.
* incremental.cc
(Output_section_incremental_inputs::set_final_data_size): Add local
symbol info to input file entries in incremental info.
(Output_section_incremental_inputs::write_info_blocks): Likewise.
(Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
(Sized_incr_relobj::do_add_symbols): Cosmetic change.
(Sized_incr_relobj::do_count_local_symbols): Replace stub with
implementation.
(Sized_incr_relobj::do_finalize_local_symbols): Likewise.
(Sized_incr_relobj::do_relocate): Write the local symbols.
(Sized_incr_dynobj::do_add_symbols): Cosmetic change.
* incremental.h (Incremental_inputs_reader::get_symbol_offset):
Adjust size of input file header.
(Incremental_inputs_reader::get_local_symbol_offset): New function.
(Incremental_inputs_reader::get_local_symbol_count): New function.
(Incremental_inputs_reader::get_input_section): Adjust size of input
file header.
(Incremental_inputs_reader::get_global_symbol_reader): Likewise.
(Sized_incr_relobj::This): New typedef.
(Sized_incr_relobj::sym_size): New const data member.
(Sized_incr_relobj::Local_symbol): New struct.
(Sized_incr_relobj::do_output_local_symbol_count): New function.
(Sized_incr_relobj::do_local_symbol_offset): New function.
(Sized_incr_relobj::local_symbol_count_): New data member.
(Sized_incr_relobj::output_local_dynsym_count_): New data member.
(Sized_incr_relobj::local_symbol_index_): New data member.
(Sized_incr_relobj::local_symbol_offset_): New data member.
(Sized_incr_relobj::local_dynsym_offset_): New data member.
(Sized_incr_relobj::local_symbols_): New data member.
* object.h (Relobj::output_local_symbol_count): New function.
(Relobj::local_symbol_offset): New function.
(Relobj::do_output_local_symbol_count): New function.
(Relobj::do_local_symbol_offset): New function.
(Sized_relobj::do_output_local_symbol_count): New function.
(Sized_relobj::do_local_symbol_offset): New function.
2011-04-22 Vladimir Simonov <sv@sw.ru>
* descriptors.cc (set_close_on_exec): New function.
(Descriptors::open): Use set_close_on_exec.
* output.cc (S_ISLNK): Define if not defined.
2011-04-22 Cary Coutant <ccoutant@google.com>
* incremental.cc (Sized_incremental_binary::setup_readers): Allocate
global symbol map.
(Sized_incremental_binary::do_apply_incremental_relocs): New function.
(Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
(Sized_incr_relobj::do_relocate): Remap section indices in incremental
relocations.
(Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
(Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
(Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
* incremental.h
(Incremental_inputs_reader::global_symbol_reader_at_offset): New
function.
(Incremental_binary::apply_incremental_relocs): New function.
(Incremental_binary::do_apply_incremental_relocs): New function.
(Sized_incremental_binary::Sized_incremental_binary): Initialize new
data member.
(Sized_incremental_binary::add_global_symbol): New function.
(Sized_incremental_binary::global_symbol): New function.
(Sized_incremental_binary::do_apply_incremental_relocs): New function.
(Sized_incremental_binary::symbol_map_): New data member.
* layout.cc (Layout_task_runner::run): Apply incremental relocations.
* target.h (Sized_target::apply_relocation): New function.
* target-reloc.h (apply_relocation): New function.
* x86_64.cc (Target_x86_64::apply_relocation): New function.
2011-04-22 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
flag of a SHT_ARM_EXIDX section.
* testsuite/Makefile.am (arm_exidx_test): New test rules.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_exidx_test.s: New file.
* testsuite/arm_exidx_test.sh: Same.
2011-04-20 Cary Coutant <ccoutant@google.com>
PR gold/12689
* archive.h (Incremental_archive_entry::Archive_member):
Initialize arg_serial_ (second constructor).
2011-04-17 Ian Lance Taylor <iant@google.com>
* object.cc (Relocate_info::location): Simplify location string.
* errors.cc (Errors::error_at_location): Don't print program
name.
(Errors::warning_at_location): Likewise.
(Errors::undefined_symbol): Likewise.
* testsuite/debug_msg.sh: Update accordingly.
2011-04-14 Cary Coutant <ccoutant@google.com>
* gold/layout.cc (Layout::symtab_section_offset): New function.
* gold/layout.h (Layout::symtab_section_offset): New function.
* gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2011-04-12 Ian Lance Taylor <iant@google.com>
* configure.ac: Check for sys/mman.h and mmap. Check for mremap
with MREMAP_MAYMOVE.
* output.h (class Output_file): Add map_is_allocated_ field.
* output.cc: Only #include <sys/mman.h> if it exists. If mmap is
not available, provide stubs. If mremap is not available, #define
it to gold_mremap.
(MREMAP_MAYMOVE): Define if not defined.
(Output_file::Output_file): Initialize map_is_allocated_.
(Output_file::resize): Check map_is_allocated_.
(Output_file::map_anonymous): If mmap fails, use malloc.
(Output_file::unmap): Don't do anything for an anonymous map.
* fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
is not available, provide stubs.
(File_read::View::~View): Use free rather than delete[].
(File_read::make_view): Use malloc rather than new[]. If mmap
fails, use malloc.
(File_read::find_or_make_view): Use malloc rather than new[].
* gold.h: Remove HAVE_REMAP code.
* mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
exists. Rename mremap to gold_mremap. If mmap is not available
don't do anything.
* configure, config.in: Rebuild.
2011-04-11 Ian Lance Taylor <iant@google.com>
* incremental.cc (Sized_incr_relobj::do_add_symbols): Always
initialize local variable v.
2011-04-11 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::include_member): Adjust call to
report_object.
(Add_archive_symbols::run): Track argument serial numbers.
(Lib_group::include_member): Likewise.
(Add_lib_group_symbols::run): Adjust call to report_archive_begin.
* archive.h (Incremental_archive_entry::Archive_member):
Initialize arg_serial_.
(Archive_member::arg_serial_): New data member.
* dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
(Sized_dynobj::do_add_symbols): Track symbols when doing an
incremental link.
(Sized_dynobj::do_for_all_local_got_entries): New function.
* dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
function.
* fileread.cc (get_mtime): New function.
* fileread.h (get_mtime): New function.
* gold.cc (queue_initial_tasks): Check for incremental update.
(process_incremental_input): New function.
(queue_middle_tasks): Don't force valid target for incremental
update.
* incremental-dump.cc (find_input_containing_global): Adjust
size of symbol info entry.
(dump_incremental_inputs): Dump argument serial number and
in_system_directory flag; bias shndx by 1; print symbol names
when dumping per-file symbol lists; use new symbol info readers.
* incremental.cc
(Output_section_incremental_inputs:update_data_size): New function.
(Sized_incremental_binary::setup_readers): Setup input readers
for each input file; build maps for files added from libraries
and scripts.
(Sized_incremental_binary::check_input_args): New function.
(Sized_incremental_binary::do_check_inputs): Build map of argument
serial numbers to input arguments.
(Sized_incremental_binary::do_file_has_changed): Rename
do_file_is_unchanged to this; compare file modification times.
(Sized_incremental_binary::do_init_layout): New function.
(Sized_incremental_binary::do_reserve_layout): New function.
(Sized_incremental_binary::do_get_input_reader): Remove.
(Sized_incremental_binary::get_symtab_view): New function.
(Incremental_checker::can_incrementally_link_output_file): Remove.
(Incremental_inputs::report_command_line): Exclude --debug options.
(Incremental_inputs::report_archive_begin): Add parameter; track
argument serial numbers; don't put input file entry for archive
before archive members.
(Incremental_inputs::report_archive_end): Put input file entry
for archive after archive members.
(Incremental_inputs::report_object): Add parameter; track argument
serial numbers and in_system_directory flag.
(Incremental_inputs::report_script): Add parameter; track argument
serial numbers.
(Output_section_incremental_inputs::set_final_data_size): Adjust
size of symbol info entry; check for forwarding symbols.
(Output_section_incremental_inputs::write_input_files): Write
in_system_directory flag and argument serial number.
(Output_section_incremental_inputs::write_info_blocks): Map section
indices between incremental info and original input file; store
input section index for each symbol.
(class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
change operator() to visit().
(class Global_got_offset_visitor): Likewise.
(class Global_symbol_visitor_got_plt):
(Output_section_incremental_inputs::write_got_plt): Use new visitor
classes.
(Sized_incr_relobj::Sized_incr_relobj): New constructor.
(Sized_incr_relobj::do_read_symbols): New function.
(Sized_incr_relobj::do_layout): New function.
(Sized_incr_relobj::do_layout_deferred_sections): New function.
(Sized_incr_relobj::do_add_symbols): New function.
(Sized_incr_relobj::do_should_include_member): New function.
(Sized_incr_relobj::do_for_all_global_symbols): New function.
(Sized_incr_relobj::do_for_all_local_got_entries): New function.
(Sized_incr_relobj::do_section_size): New function.
(Sized_incr_relobj::do_section_name): New function.
(Sized_incr_relobj::do_section_contents): New function.
(Sized_incr_relobj::do_section_flags): New function.
(Sized_incr_relobj::do_section_entsize): New function.
(Sized_incr_relobj::do_section_address): New function.
(Sized_incr_relobj::do_section_type): New function.
(Sized_incr_relobj::do_section_link): New function.
(Sized_incr_relobj::do_section_info): New function.
(Sized_incr_relobj::do_section_addralign): New function.
(Sized_incr_relobj::do_initialize_xindex): New function.
(Sized_incr_relobj::do_get_global_symbol_counts): New function.
(Sized_incr_relobj::do_read_relocs): New function.
(Sized_incr_relobj::do_gc_process_relocs): New function.
(Sized_incr_relobj::do_scan_relocs): New function.
(Sized_incr_relobj::do_count_local_symbols): New function.
(Sized_incr_relobj::do_finalize_local_symbols): New function.
(Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
(Sized_incr_relobj::do_set_local_dynsym_offset): New function.
(Sized_incr_relobj::do_relocate): New function.
(Sized_incr_relobj::do_set_section_offset): New function.
(Sized_incr_dynobj::Sized_incr_dynobj): New function.
(Sized_incr_dynobj::do_read_symbols): New function.
(Sized_incr_dynobj::do_layout): New function.
(Sized_incr_dynobj::do_add_symbols): New function.
(Sized_incr_dynobj::do_should_include_member): New function.
(Sized_incr_dynobj::do_for_all_global_symbols): New function.
(Sized_incr_dynobj::do_for_all_local_got_entries): New function.
(Sized_incr_dynobj::do_section_size): New function.
(Sized_incr_dynobj::do_section_name): New function.
(Sized_incr_dynobj::do_section_contents): New function.
(Sized_incr_dynobj::do_section_flags): New function.
(Sized_incr_dynobj::do_section_entsize): New function.
(Sized_incr_dynobj::do_section_address): New function.
(Sized_incr_dynobj::do_section_type): New function.
(Sized_incr_dynobj::do_section_link): New function.
(Sized_incr_dynobj::do_section_info): New function.
(Sized_incr_dynobj::do_section_addralign): New function.
(Sized_incr_dynobj::do_initialize_xindex): New function.
(Sized_incr_dynobj::do_get_global_symbol_counts): New function.
(make_sized_incremental_object): New function.
(Incremental_library::copy_unused_symbols): New function.
(Incremental_library::do_for_all_unused_symbols): New function.
* incremental.h (enum Incremental_input_flags): New type.
(class Incremental_checker): Remove.
(Incremental_input_entry::Incremental_input_entry): Add argument
serial number.
(Incremental_input_entry::arg_serial): New function.
(Incremental_input_entry::set_is_in_system_directory): New function.
(Incremental_input_entry::is_in_system_directory): New function.
(Incremental_input_entry::arg_serial_): New data member.
(Incremental_input_entry::is_in_system_directory_): New data member.
(class Script_info): Move here from script.h.
(Script_info::Script_info): Add filename parameter.
(Script_info::filename): New function.
(Script_info::filename_): New data member.
(Incremental_script_entry::Incremental_script_entry): Add argument
serial number.
(Incremental_object_entry::Incremental_object_entry): Likewise.
(Incremental_object_entry::add_input_section): Build list of input
sections with map to original shndx.
(Incremental_object_entry::get_input_section_index): New function.
(Incremental_object_entry::shndx_): New data member.
(Incremental_object_entry::name_key_): Rename; adjust all refs.
(Incremental_object_entry::sh_size_): Rename; adjust all refs.
(Incremental_archive_entry::Incremental_archive_entry): Add argument
serial number.
(Incremental_inputs::report_archive_begin): Likewise.
(Incremental_inputs::report_object): Likewise.
(Incremental_inputs::report_script): Likewise.
(class Incremental_global_symbol_reader): New class.
(Incremental_input_entry_reader::Incremental_input_entry_reader): Read
and store flags and input file type.
(Incremental_input_entry_reader::arg_serial): New function.
(Incremental_input_entry_reader::type): Extract type from flags.
(Incremental_input_entry_reader::is_in_system_directory): New function.
(Incremental_input_entry_reader::get_input_section_count): Call
accessor function for type.
(Incremental_input_entry_reader::get_symbol_offset): Call accessor
function for type; adjust size of global symbol entry.
(Incremental_input_entry_reader::get_global_symbol_count): Call
accessor function for type.
(Incremental_input_entry_reader::get_object_count): Likewise.
(Incremental_input_entry_reader::get_object_offset): Likewise.
(Incremental_input_entry_reader::get_member_count): Likewise.
(Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
(Incremental_input_entry_reader::get_member_offset): Likewise.
(Incremental_input_entry_reader::get_unused_symbol): Likewise.
(Incremental_input_entry_reader::Global_symbol_info): Remove.
(Incremental_input_entry_reader::get_global_symbol_info): Remove.
(Incremental_input_entry_reader::get_global_symbol_reader): New
function.
(Incremental_input_entry_reader::get_output_symbol_index): New
function.
(Incremental_input_entry_reader::type_): Remove.
(Incremental_input_entry_reader::flags_): New data member.
(Incremental_inputs_reader::input_file_offset): New function.
(Incremental_inputs_reader::input_file_index): New function.
(Incremental_inputs_reader::input_file): Call input_file_offset.
(Incremental_inputs_reader::input_file_at_offset): New function.
(Incremental_relocs_reader::get_r_type): Reformat.
(Incremental_relocs_reader::get_r_shndx): Reformat.
(Incremental_relocs_reader::get_r_offset): Reformat.
(Incremental_relocs_reader::data): New function.
(Incremental_binary::Incremental_binary): Initialize new data members.
(Incremental_binary::check_inputs): Add cmdline parameter.
(Incremental_binary::file_is_unchanged): Remove.
(Input_reader::arg_serial): New function.
(Input_reader::get_unused_symbol_count): New function.
(Input_reader::get_unused_symbol): New function.
(Input_reader::do_arg_serial): New function.
(Input_reader::do_get_unused_symbol_count): New function.
(Input_reader::do_get_unused_symbol): New function.
(Incremental_binary::input_file_count): New function.
(Incremental_binary::get_input_reader): Change signature to use
index instead of filename.
(Incremental_binary::file_has_changed): New function.
(Incremental_binary::get_input_argument): New function.
(Incremental_binary::get_library): New function.
(Incremental_binary::get_script_info): New function.
(Incremental_binary::init_layout): New function.
(Incremental_binary::reserve_layout): New function.
(Incremental_binary::output_file): New function.
(Incremental_binary::do_check_inputs): New function.
(Incremental_binary::do_file_is_unchanged): Remove.
(Incremental_binary::do_file_has_changed): New function.
(Incremental_binary::do_init_layout): New function.
(Incremental_binary::do_reserve_layout): New function.
(Incremental_binary::do_input_file_count): New function.
(Incremental_binary::do_get_input_reader): Change signature.
(Incremental_binary::input_args_map_): New data member.
(Incremental_binary::library_map_): New data member.
(Incremental_binary::script_map_): New data member.
(Sized_incremental_binary::Sized_incremental_binary): Initialize
new data members.
(Sized_incremental_binary::output_section): New function.
(Sized_incremental_binary::inputs_reader): Add const.
(Sized_incremental_binary::symtab_reader): Add const.
(Sized_incremental_binary::relocs_reader): Add const.
(Sized_incremental_binary::got_plt_reader): Add const.
(Sized_incremental_binary::get_symtab_view): New function.
(Sized_incremental_binary::Inputs_reader): New typedef.
(Sized_incremental_binary::Input_entry_reader): New typedef.
(Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
(Sized_incremental_binary::do_file_is_unchanged): Remove.
(Sized_incremental_binary::do_file_has_changed): New function.
(Sized_incremental_binary::do_init_layout): New function.
(Sized_incremental_binary::do_reserve_layout): New function.
(Sized_input_reader::Inputs_reader): Remove.
(Sized_input_reader::Input_entry_reader): Remove.
(Sized_input_reader::do_arg_serial): New function.
(Sized_input_reader::do_get_unused_symbol_count): New function.
(Sized_input_reader::do_get_unused_symbol): New function.
(Sized_incremental_binary::do_input_file_count): New function.
(Sized_incremental_binary::do_get_input_reader): Change signature;
use index instead of filename.
(Sized_incremental_binary::section_map_): New data member.
(Sized_incremental_binary::input_entry_readers_): New data member.
(class Sized_incr_relobj): New class.
(class Sized_incr_dynobj): New class.
(make_sized_incremental_object): New function.
(class Incremental_library): New class.
* layout.cc (Free_list::num_lists): New static data member.
(Free_list::num_nodes): New static data member.
(Free_list::num_removes): New static data member.
(Free_list::num_remove_visits): New static data member.
(Free_list::num_allocates): New static data member.
(Free_list::num_allocate_visits): New static data member.
(Free_list::init): New function.
(Free_list::remove): New function.
(Free_list::allocate): New function.
(Free_list::dump): New function.
(Free_list::print_stats): New function.
(Layout_task_runner::run): Resize output file for incremental updates.
(Layout::Layout): Initialize new data members.
(Layout::set_incremental_base): New function.
(Layout::init_fixed_output_section): New function.
(Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
incremental updates.
(Layout::create_gold_note): Do not create gold note section for
incremental updates.
(Layout::set_segment_offsets): Do not recalculate RELRO alignment
for incremental updates.
(Layout::set_section_offsets): For incremental updates, allocate space
from free list.
(Layout::create_symtab_sections): Layout with offsets relative to
start of section; for incremental updates, allocate space from free
list.
(Layout::create_shdrs): For incremental updates, allocate space from
free list.
(Layout::finish_dynamic_section): For incremental updates, do not
check --as-needed (fixed in subsequent patch).
* layout.h (class Free_list): New class.
(Layout::set_incremental_base): New function.
(Layout::incremental_base): New function.
(Layout::init_fixed_output_section): New function.
(Layout::allocate): New function.
(Layout::incremental_base_): New data member.
(Layout::free_list_): New data member.
* main.cc (main): Print Free_list statistics.
* object.cc (Relobj::finalize_incremental_relocs): Add
clear_counts parameter; clear counts only when clear_counts is set.
(Sized_relobj::Sized_relobj): Initialize new base class.
(Sized_relobj::do_layout): Don't report special sections.
(Sized_relobj::do_for_all_local_got_entries): New function.
(Sized_relobj::write_local_symbols): Add symtab_off parameter; add
symtab_off to all symbol table offsets.
(Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
* object.h (class Got_offset_list): Move to top of file.
(Object::Object): Allow case where input_file == NULL.
(Object::~Object): Likewise.
(Object::input_file): Assert that input_file != NULL.
(Object::lock): Allow case where input_file == NULL.
(Object::unlock): Likewise.
(Object::is_locked): Likewise.
(Object::token): Likewise.
(Object::release): Likewise.
(Object::is_incremental): New function.
(Object::get_mtime): New function.
(Object::for_all_local_got_entries): New function.
(Object::clear_view_cache_marks): Allow case where input_file == NULL.
(Object::set_is_in_system_directory): New function.
(Object::is_in_system_directory): New function.
(Object::do_is_incremental): New function.
(Object::do_get_mtime): New function.
(Object::do_for_all_local_got_entries): New function.
(Object::is_in_system_directory_): New data member.
(Relobj::finalize_incremental_relocs): Add clear_counts parameter.
(class Sized_relobj_base): New class.
(class Sized_relobj): Derive from Sized_relobj_base.
(class Sized_relobj::Symbols): Redeclare from base class.
(class Sized_relobj::local_got_offset_list): Remove.
(class Sized_relobj::Output_sections): Redeclare from base class.
(class Sized_relobj::do_for_all_local_got_entries): New function.
(class Sized_relobj::write_local_symbols): Add offset parameter.
(class Sized_relobj::local_symbol_offset_): Update comment.
(class Sized_relobj::local_dynsym_offset_): Update comment.
* options.cc (Input_arguments::add_file): Remove const.
* options.h (Input_file_argument::Input_file_argument):
Initialize arg_serial_ (all constructors).
(Input_file_argument::set_arg_serial): New function.
(Input_file_argument::arg_serial): New function.
(Input_file_argument::arg_serial_): New data member.
(Input_arguments::Input_arguments): Initialize file_count_.
(Input_arguments::add_file): Remove const.
(Input_arguments::number_of_input_files): New function.
(Input_arguments::file_count_): New data member.
(Command_line::number_of_input_files): Call
Input_arguments::number_of_input_files.
* output.cc (Output_segment_headers::Output_segment_headers):
Set current size.
(Output_section::Input_section::current_data_size): New function.
(Output_section::Output_section): Initialize new data members.
(Output_section::add_input_section): Don't do merge sections for
an incremental link; allocate space from free list for an
incremental update.
(Output_section::add_output_section_data): Allocate space from
free list for an incremental update.
(Output_section::update_data_size): New function.
(Output_section::set_fixed_layout): New function.
(Output_section::reserve): New function.
(Output_segment::set_section_addresses): Remove const.
(Output_segment::set_section_list_addresses): Remove const; allocate
space from free list for an incremental update.
(Output_segment::set_offset): Adjust size of RELRO segment for an
incremental update.
* output.h (Output_data::current_data_size): Move here from
child classes.
(Output_data::pre_finalize_data_size): New function.
(Output_data::update_data_size): New function.
(Output_section_headers::update_data_size): new function.
(Output_section_data_build::current_data_size): Move to Output_data.
(Output_data_strtab::update_data_size): New function.
(Output_section::current_data_size): Move to Output_data.
(Output_section::set_fixed_layout): New function.
(Output_section::has_fixed_layout): New function.
(Output_section::reserve): New function.
(Output_section::update_data_size): New function.
(Output_section::has_fixed_layout_): New data member.
(Output_section::free_list_): New data member.
(Output_segment::set_section_addresses): Remove const.
(Output_segment::set_section_list_addresses): Remove const.
* plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
New function.
* plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
New function.
* readsyms.cc (Read_symbols::do_read_symbols): Add library
parameter when calling Add_symbols constructor; store argument
serial number for members of a lib group.
(Add_symbols::locks): Allow case where token == NULL.
(Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
(Read_member::~Read_member): New function.
(Read_member::is_runnable): New function.
(Read_member::locks): New function.
(Read_member::run): New function.
(Check_script::~Check_script): New function.
(Check_script::is_runnable): New function.
(Check_script::locks): New function.
(Check_script::run): New function.
(Check_library::~Check_library): New function.
(Check_library::is_runnable): New function.
(Check_library::locks): New function.
(Check_library::run): New function.
* readsyms.h (Add_symbols::Add_symbols): Add library parameter.
(Add_symbols::library_): New data member.
(class Read_member): New class.
(class Check_script): New class.
(class Check_library): New class.
* reloc.cc (Read_relocs::is_runnable): Allow case where
token == NULL.
(Read_relocs::locks): Likewise.
(Scan_relocs::locks): Likewise.
(Relocate_task::locks): Likewise.
(Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
to clear counters.
(Sized_relobj::incremental_relocs_scan): Fix comment.
(Sized_relobj::do_relocate): Pass output file offset to
write_local_symbols.
(Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
from class declaration.
* script.cc (read_input_script): Allocate Script_info; pass
argument serial number to report_script.
* script.h (class Script_info): Move to incremental.h.
* symtab.cc (Symbol_table::add_from_incrobj): New function.
* symtab.h (Symbol_table::add_from_incrobj): New function.
(Symbol_table::set_file_offset): New function.
2011-04-05 Cary Coutant <ccoutant@google.com>
* incremental-dump.cc (dump_incremental_inputs): Change signature
to take a Sized_incremental_binary; change caller. Use readers
in Sized_incremental_binary.
* incremental.cc
(Sized_incremental_binary::find_incremental_inputs_sections):
Rename do_find_incremental_inputs_sections to this.
(Sized_incremental_binary::setup_readers): New function.
(Sized_incremental_binary::do_check_inputs): Check
has_incremental_info_ flag; move setup code to setup_readers;
use input readers.
(Sized_incremental_binary::do_file_is_unchanged): New function.
(Sized_incremental_binary::do_get_input_reader): New function.
* incremental.h (class Incremental_binary): Move to end of file.
(Incremental_binary::file_is_unchanged): New function.
(Incremental_binary::do_file_is_unchanged): New function.
(Incremental_binary::Input_reader): New class.
(Incremental_binary::get_input_reader): New function.
(class Sized_incremental_binary): Move to end of file.
(Sized_incremental_binary::Sized_incremental_binary): Setup the
input section reader classes.
(Sized_incremental_binary::has_incremental_info): New function.
(Sized_incremental_binary::inputs_reader): New function.
(Sized_incremental_binary::symtab_reader): New function.
(Sized_incremental_binary::relocs_reader): New function.
(Sized_incremental_binary::got_plt_reader): New function.
(Sized_incremental_binary::do_file_is_unchanged): New function.
(Sized_incremental_binary::Sized_input_reader): New class.
(Sized_incremental_binary::get_input_reader): New function.
(Sized_incremental_binary::find_incremental_inputs_sections):
Rename do_find_incremental_inputs_sections to this.
(Sized_incremental_binary::setup_readers): New function.
(Sized_incremental_binary::has_incremental_info_): New data member.
(Sized_incremental_binary::inputs_reader_): New data member.
(Sized_incremental_binary::symtab_reader_): New data member.
(Sized_incremental_binary::relocs_reader_): New data member.
(Sized_incremental_binary::got_plt_reader_): New data member.
(Sized_incremental_binary::current_input_file_): New data member.
2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
PR gold/12640
* dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
violation.
2011-03-30 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::include_member): Adjust call to report_object.
(Add_archive_symbols::run): Add script_info to call to
report_archive_begin.
(Lib_group::include_member): Adjust call to report_object.
(Add_lib_group_symbols::run): Adjust call to report_object.
* incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
blocks. Add object count for script input files.
* incremental.cc (Incremental_inputs::report_archive_begin): Add
script_info parameter; change all callers.
(Incremental_inputs::report_object): Add script_info parameter;
change all callers.
(Incremental_inputs::report_script): Store backpointer to
incremental info entry.
(Output_section_incremental_inputs::set_final_data_size): Record
additional information for scripts.
(Output_section_incremental_inputs::write_info_blocks): Likewise.
* incremental.h (Incremental_script_entry::add_object): New function.
(Incremental_script_entry::get_object_count): New function.
(Incremental_script_entry::get_object): New function.
(Incremental_script_entry::objects_): New data member; adjust
constructor.
(Incremental_inputs::report_archive_begin): Add script_info parameter.
(Incremental_inputs::report_object): Add script_info parameter.
(Incremental_inputs_reader::get_object_count): New function.
(Incremental_inputs_reader::get_object_offset): New function.
* options.cc (Input_arguments::add_file): Return reference to
new input argument.
* options.h (Input_argument::set_script_info): New function.
(Input_argument::script_info): New function.
(Input_argument::script_info_): New data member; adjust all
constructors.
(Input_file_group::add_file): Return reference to new input argument.
(Input_file_lib::add_file): Likewise.
(Input_arguments::add_file): Likewise.
* readsyms.cc (Add_symbols::run): Adjust call to report_object.
* script.cc (Parser_closure::Parser_closure): Add script_info
parameter; adjust all callers.
(Parser_closure::script_info): New function.
(Parser_closure::script_info_): New data member.
(read_input_script): Report scripts earlier to incremental info.
(script_add_file): Set script_info in Input_argument.
(script_add_library): Likewise.
* script.h (Script_options::Script_info): Rewrite class.
2011-03-29 Cary Coutant <ccoutant@google.com>
* archive.cc (Library_base::should_include_member): Move
method here from class Archive.
(Archive::Archive): Initialize base class.
(Archive::should_include_member): Move to base class.
(Archive::do_for_all_unused_symbols): New function.
(Add_archive_symbols::run): Remove redundant access to
incremental_inputs.
(Lib_group::Lib_group): Initialize base class.
(Lib_group::do_filename): New function.
(Lib_group::include_member): Pass pointer to Lib_group to
report_object.
(Lib_group::do_for_all_unused_symbols): New function.
(Add_lib_group_symbols::run): Report archive information for
incremental links.
* archive.h (class Library_base): New base class.
(class Archive): Derive from Library_base.
(Archive::filename): Move to base class.
(Archive::set_incremental_info): Likewise.
(Archive::incremental_info): Likewise.
(Archive::Should_include): Likewise.
(Archive::should_include_member): Likewise.
(Archive::Armap_entry): Remove.
(Archive::Unused_symbol_iterator): Remove.
(Archive::unused_symbols_begin): Remove.
(Archive::unused_symbols_end): Remove.
(Archive::do_filename): New function.
(Archive::do_get_mtime): New function.
(Archive::do_for_all_unused_symbols): New function.
(Archive::task_): Move to base class.
(Archive::incremental_info_): Likewise.
(class Lib_group): Derive from Library_base.
(Lib_group::do_filename): New function.
(Lib_group::do_get_mtime): New function.
(Lib_group::do_for_all_unused_symbols): New function.
(Lib_group::task_): Move to base class.
* dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
function.
* dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
function.
* incremental.cc (Incremental_inputs::report_archive_begin):
Use Library_base; call library's get_mtime; add incremental inputs
entry before members.
(class Unused_symbol_visitor): New class.
(Incremental_inputs::report_archive_end): Use Library_base; use
visitor class to record unused symbols; don't add incremental inputs
entry after members.
(Incremental_inputs::report_object): Use Library_base.
* incremental.h
(Incremental_archive_entry::Incremental_archive_entry): Remove
unused Archive parameter.
(Incremental_inputs::report_archive_begin): Use Library_base.
(Incremental_inputs::report_archive_end): Likewise.
(Incremental_inputs::report_object): Likewise.
* object.cc (Sized_relobj::do_for_all_global_symbols): New
function.
* object.h (Object::for_all_global_symbols): New function.
(Object::do_for_all_global_symbols): New function.
(Sized_relobj::do_for_all_global_symbols): New function.
* plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
function.
* plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
function.
2011-03-27 Ian Lance Taylor <iant@google.com>
* archive.cc (Archive::interpret_header): Return -1 if something
goes wrong. Change callers accordingly.
2011-03-25 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
* testsuite/Makefile.in: Regenerate.
2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
* plugin.cc (get_view): New.
(Plugin::load): Pass get_view to the plugin.
(Plugin_manager::get_view): New.
2011-03-21 Ian Lance Taylor <iant@google.com>
* testsuite/final_layout.sh: Rewrite to not use dc.
* testsuite/relro_test.sh: Fail if dc is not present.
2011-03-21 Sriraman Tallam <tmsriram@google.com>
* testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
Change == to -eq.
* testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
* testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
Change == to -eq.
* testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
* testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2011-03-14 Ian Lance Taylor <iant@google.com>
* script-sections.cc (Sort_output_sections::script_compare):
Rename from is_before, change return type.
(Sort_output_sections::operator()): Adjust accordingly.
2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
PR gold/12572
* testsuite/odr_violation2.cc: Add comment to make all error line
numbers double digits.
* testsuite/debug_msg.sh: Adjust expected errors.
2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
* dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
but mark earlier ones as non-canonical
(offset_to_iterator): Update search target and example
(do_addr2line): Return extra lines in a vector*
(format_file_lineno): Extract from do_addr2line
(one_addr2line): Add vector* out-param
* dwarf_reader.h (Offset_to_lineno_entry): New field recording
when a lineno entry appeared last for its instruction
(Dwarf_line_info): Add vector* out-param
* object.cc (Relocate_info): Pass NULL for the vector* out-param
* symtab.cc (Odr_violation_compare): Include the lineno in the
comparison again.
(linenos_from_loc): New. Combine the canonical line for an
address with its other lines.
(True_if_intersect): New. Helper functor to make
std::set_intersection a query.
(detect_odr_violations): Compare sets of lines instead of just
one line for each function. This became less deterministic, but
has fewer false positives.
* symtab.h: Declarations.
* testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
mix an optimized and non-optimized object in the same binary
(odr_violation2.so): Same.
* testsuite/Makefile.in: Regenerate from Makefile.am.
* testsuite/debug_msg.cc (main): Make OdrDerived classes.
* testsuite/debug_msg.sh: Update line numbers and add
assertions.
* testsuite/odr_violation1.cc: Use OdrDerived, in a
non-optimized context.
* testsuite/odr_violation2.cc: Make sure Ordering::operator()
isn't inlined, and use OdrDerived in an optimized context.
* testsuite/odr_header1.h: Defines OdrDerived, where
optimization will change the
first-instruction-in-the-destructor's file and line number.
* testsuite/odr_header2.h: Defines OdrBase.
2011-03-09 Ian Lance Taylor <iant@google.com>
* fileread.cc (File_read::clear_views): Don't delete the whole
file view.
2011-03-08 Ian Lance Taylor <iant@google.com>
PR gold/12525
* fileread.cc: #include <climits>.
(GOLD_IOV_MAX): Define.
(File_read::read_multiple): Limit number of entries by iov_max.
* fileread.h (class File_read): Always set max_readv_entries to
128.
2011-03-07 Ian Lance Taylor <iant@google.com>
PR gold/12525
* options.h (class General_options): Add -dy and -dn.
2011-03-02 Cary Coutant <ccoutant@google.com>
* testsuite/script_test_9.t: Add TLS segment.
2011-03-02 Simon Baldwin <simonb@google.com>
* configure.ac: Add check for gnu_indirect_function support in
the toolchain building binutils.
* configure: Rebuild.
2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
* symtab.cc (Symbol::should_add_dynsym_entry) Return false for
plugin only symbols.
(Symbol_table::sized_finalize_symbol) Mark symbol only present
in plugin files as not needed in the symbol table.
2011-02-11 Sriraman Tallam <tmsriram@google.com>
* output.cc (Output_section::add_input_section): Delay fill
generation for section ordering.
2011-02-09 Ian Lance Taylor <iant@google.com>
PR gold/12316
* object.h (class Sized_relobj): Remove clear_local_symbols.
* reloc.cc (Sized_relobj::do_relocate): Don't call
clear_local_symbols.
2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
* plugin.cc (is_visible_from_outside): Return true for symbols
in the -u option.
2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
* symtab.cc (Odr_violation_compare::operator()): Sort by just the
filename.
2011-02-02 Sriraman Tallam <tmsriram@google.com>
* icf.h (is_section_foldable_candidate): Change type of parameter
to std::string.
* icf.cc (Icf::find_identical_sections): Change type of local variable
section_name to be std::string.
(is_function_ctor_or_dtor): Change type of parameter to std::string.
2011-01-25 Ian Lance Taylor <iant@google.com>
* script.cc (script_add_extern): Rewrite to use
add_symbol_reference.
2011-01-25 Doug Kwan <dougkwan@google.com>
* icf.cc (get_section_contents): Always lock section's object.
2011-01-24 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Accept
--no-detect-odr-violations.
2011-01-24 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Bump to 1.11.
2011-01-24 Ian Lance Taylor <iant@google.com>
* plugin.cc (class Plugin_rescan): Define new class.
(Plugin_manager::claim_file): Set any_claimed_.
(Plugin_manager::save_archive): New function.
(Plugin_manager::save_input_group): New function.
(Plugin_manager::all_symbols_read): Create Plugin_rescan task if
necessary.
(Plugin_manager::new_undefined_symbol): New function.
(Plugin_manager::rescan): New function.
(Plugin_manager::rescannable_defines): New function.
(Plugin_manager::add_input_file): Set any_added_.
* plugin.h (class Plugin_manager): define new fields rescannable_,
undefined_symbols_, any_claimed_, and any_added_. Declare
Plugin_rescan as friend. Declare new functions.
(Plugin_manager::Rescannable): Define type.
(Plugin_manager::Rescannable_list): Define type.
(Plugin_manager::Undefined_symbol_list): Define type.
(Plugin_manager::Plugin_manager): Initialize new fields.
* archive.cc (Archive::defines_symbol): New function.
(Add_archive_symbols::run): Pass archive to plugins if any.
* archive.h (class Archive): Declare defines_symbol.
* readsyms.cc (Input_group::~Input_group): New function.
(Finish_group::run): Pass input_group to plugins if any.
* readsyms.h (class Input_group): Declare destructor.
* symtab.cc (add_from_object): Pass undefined symbol to plugins if
any.
2011-01-10 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
section as relro.
(Layout::set_segment_offsets): Reset increase_relro before calling
set_section_addresses a second time.
2011-01-04 Cary Coutant <ccoutant@google.com>
* script-sections.cc (Sort_output_sections::operator()): Sort TLS
sections before NOBITS sections.
2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
* version.cc (print_version): Update copyright to 2011.
2010-12-23 Cary Coutant <ccoutant@google.com>
* output.h (Output_data_reloc::add_output_section): Pass OD instead
of OS to this->add. Add OD parameter to second form of the function.
2010-12-20 Ian Lance Taylor <iant@google.com>
* dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
second of two consecutive entries with same offset.
2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* testsuite/Makefile.am (ifuncmain2static_LDADD)
(ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
(ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
to avoid unneeded links against $(LDADD).
* testsuite/Makefile.in: Regenerate.
2010-12-15 Ian Lance Taylor <iant@google.com>
PR gold/12324
* x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
for R_X86_64_32 and R_X86_64_PC32.
* testsuite/Makefile.am (ver_matching_def.so): Depend on and use
ver_matching_def_pic.o.
(ver_matching_def_pic.o): New target.
2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* fileread.cc (file_counts_lock, file_counts_initialize_lock)
(total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
Move definition before File_read::View member definitions.
(File_read::View::~View): Initialize and hold lock before
updating current_mapped_bytes.
2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* dwarf_reader.cc: Remove outdated comment.
* gold-threads.cc: Fix typo in error message.
* archive.cc: Fix typos in comments.
* archive.h: Likewise.
* arm-reloc-property.cc: Likewise.
* arm-reloc-property.h: Likewise.
* arm-reloc.def: Likewise.
* arm.cc: Likewise.
* attributes.h: Likewise.
* cref.cc: Likewise.
* ehframe.cc: Likewise.
* fileread.h: Likewise.
* gold.h: Likewise.
* i386.cc: Likewise.
* icf.cc: Likewise.
* incremental.h: Likewise.
* int_encoding.cc: Likewise.
* layout.h: Likewise.
* main.cc: Likewise.
* merge.h: Likewise.
* object.cc: Likewise.
* object.h: Likewise.
* options.cc: Likewise.
* readsyms.cc: Likewise.
* reduced_debug_output.cc: Likewise.
* reloc.cc: Likewise.
* script-sections.cc: Likewise.
* sparc.cc: Likewise.
* symtab.h: Likewise.
* target-reloc.h: Likewise.
* target.cc: Likewise.
* target.h: Likewise.
* timer.cc: Likewise.
* timer.h: Likewise.
* x86_64.cc: Likewise.
2010-12-09 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::layout_gnu_stack): Add warnings for executable
stack.
* layout.h (Layout::layout_gnu_stack): Add pointer to Object
parameter; change all callers.
* object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
* options.h (warn_execstack): New option.
2010-12-07 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
like function call relocations.
2010-12-07 Ian Lance Taylor <iant@google.com>
* archive.cc (Archive::get_elf_object_for_member): Permit
punconfigured to be NULL.
(Archive::read_symbols): Pass NULL to get_elf_object_for_member.
(Archive::include_member): Pass NULL to get_elf_object_for_member
if we searched for the archive and this is the first included
object.
2010-12-01 Ian Lance Taylor <iant@google.com>
* dwarf_reader.h (class Sized_dwarf_line_info): Add
track_relocs_type_ field.
* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
Set track_relocs_type_.
(Sized_dwarf_line_info::process_one_opcode): Ignore the section
contents when using RELA relocs.
(Sized_dwarf_line_info::read_relocs): Add the reloc addend to
reloc_map_.
* reloc.cc (Track_relocs::next_addend): New function.
* reloc.h (class Track_relocs): Declare next_addend.
2010-12-01 Ian Lance Taylor <iant@google.com>
* testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
virtual destructor.
2010-12-01 Ian Lance Taylor <iant@google.com>
* README: Update compilers known to work and fail.
2010-11-23 Matthias Klose <doko@ubuntu.com>
* configure.in: For --enable-gold, handle value `default' instead of
`both*'. Always install ld as ld.bfd, install as ld if gold is
not the default.
* configure: Regenerate.
2010-11-18 Doug Kwan <dougkwan@google.com>
* expression.cc (BINARY_EXPRESSION): Initialize left_alignment
and right_alignment to be zero. Store result alignment only if it is
greater than existing alignment.
2010-11-16 Cary Coutant <ccoutant@google.com>
PR gold/12220
* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
Check for ".zdebug_line".
2010-11-16 Doug Kwan <dougkwan@google.com>
Cary Coutant <ccoutant@google.com>
* output.h (Output_segment::set_section_addresses): Pass increase_relro
by reference; adjust all callers.
* output.cc (Output_segment::set_section_addresses): Adjust references
to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
list is empty.
(Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
end at page boundary.
2010-11-16 Cary Coutant <ccoutant@google.com>
PR gold/12220
* layout.cc (Layout::choose_output_section): Transform names of
compressed sections even when using a script with a SECTIONS clause.
(Layout::output_section_name): Remove code to transform
compressed debug section names.
* output.cc (Output_section::add_input_section): Use uncompressed
section size when tracking input sections.
2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
* symtab.h (Symbol::NON_PIC_REF): Remove.
(Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
(Symbol::FUNCTION_CALL): Renumber. Reword comment.
(Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
(Symbol::use_plt_offset): Take a flags argument and pass it
directly to needs_dynamic_reloc. Restrict check for undefined
weak symbols to function calls.
* arm.cc (Target_arm::Scan::get_reference_flags): New function.
(Target_arm::Scan::global): Use it.
(Target_arm::Scan::scan_reloc_for_stub): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocate::should_apply_static_reloc): Replace flags
parameter with an r_type parameter. Use get_reference_flags
to get the flags.
(Target_arm::Relocate::relocate): Update accordingly.
* i386.cc (Target_i386::Scan::get_reference_flags): New function.
(Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate): Likewise.
(Target_i386::Relocate::should_apply_static_reloc): Replace flags
parameter with an r_type parameter. Use get_reference_flags
to get the flags.
(Target_i386::Relocate::relocate): Update accordingly.
* powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
(Target_powerpc::Scan::global): Use it.
(Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
(Target_powerpc::Relocate::relocate): Likewise.
* sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
(Target_sparc::Scan::global): Use it.
(Target_sparc::Scan::scan_reloc_for_stub): Likewise.
(Target_sparc::Relocate::relocate): Likewise.
* x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
(Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
2010-11-08 Doug Kwan <dougkwan@google.com>
Cary Coutant <ccoutant@google.com>
* arm.cc (Arm_exidx_merge_section::build_contents): New method.
(Arm_exidx_merge_section::section_contents_): New data member.
(Arm_input_section::Arm_input_section): Initialize original_contents_.
(Arm_input_section::~Arm_input_section): De-allocate memory.
(Arm_input_section::original_contents_): New data member.
(Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
in parameters instead of calling Object::section_contents without
locking.
(Arm_output_section::group_section): New parameter TASK. Pass it
to callees that need locking objects.
(Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
to lock EXIDX input sections. Fix a formatting issue. Call
Arm_exidx_merged_section::build_contents to create merged section
contents.
(Arm_output_section::create_stub_group): New parameter TASK. Use it
to lock object of stub table owner.
(Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
TEXT_SIZE to initialize data member TEXT_SIZE_.
(Arm_exidx_input_section::addralign): Fix typo in comment.
(Arm_exidx_input_section::text_size): New method.
(Target_arm::do_relax): New parameter TASK. Pass it to callees
that require locking objects. Lock objects before scanning for stubs
and updating local symbols.
(Arm_input_section<big_endian>::init): Copy contents of original
input section.
(Arm_input_section<big_endian>::do_write): Use saved contents of
original input section instead of calling Object::section_contents
without locking.
(Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
size without calling Object::section_size().
(Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
for size. Allocate a buffer for merged EXIDX entries.
(Arm_exidx_merged_section::build_contents): New method.
(Arm_exidx_merged_section::do_write): Move merge section contents
building code to Arm_exidx_merged_section::build_contetns. Write
out contetns in buffer instead of building it on the fly.
(Arm_relobj::make_exidx_input_section): Also pass text section size
to Arm_exidx_input_section constructor.
(Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
(Arm_dynobj::do_read_symbols): Fix memory leak.
* layout.cc (Layout::finalize): Pass TASK to Target::relax().
* target.h: (class Task): Add forward declaration.
(Target::relax): Add new parameter TASK and pass it to
Target::do_relax().
(Target::do_relax):: New parameter TASK. Fix a formatting issue.
2010-11-05 Cary Coutant <ccoutant@google.com>
PR gold/10708
* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
object when reading from the file.
* gold.cc (queue_middle_tasks): Hold a lock on the object when doing
second layout pass.
* icf.cc (preprocess_for_unique_sections): Hold a lock on the object
when reading section contents.
(get_section_contents): Likewise.
(icf::find_identical_sections): Likewise.
* mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
object when reading from the file.
* plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
the object when doing deferred section layout.
2010-11-03 Nick Clifton <nickc@redhat.com>
PR gold/12001
* script.h (class Symbol_assignment: name): New member. Returns
the name of the symbol.
* scrfipt.cc (Script_options::is_pending_assignment): New member.
Returns true if the given symbol name is on the list of
assignments wating to be processed.
* archive.cc (should_incldue_member): If the symbol is undefined,
check to see if it is on the list of symbols pending assignment.
2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
* script-sections.cc (Script_sections::find_memory_region): Check
for a NULL output section pointer.
2010-10-29 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
Output_section::add_relaxed_input_section.
* output.cc (Output_section::add_relaxed_input_section): Add new
arguments LAYOUT and NAME. Set section order index.
(Output_section::convert_input_sections_in_list_to_relaxed_sections):
Copy section order index.
* output.h (Output_section::add_relaxed_input_section): Add new
arguments LAYOUT and NAME.
2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* testsuite/Makefile.am: Move gcctestdir/ld rule to
NATIVE_OR_CROSS_LINKER.
* testsuite/Makefile.in: Regenerate.
2010-10-20 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
without SHF_LINK_ORDER flags.
* layout.cc (Layout::choose_output_section): Do not filter
SHF_LINK_ORDER flag in a relocatable link.
2010-10-17 Cary Coutant <ccoutant@google.com>
* output.h (Output_segment::set_section_addresses): Change function
signature. Update all callers.
* output.cc (Output_segment::is_first_section_relro): Ignore TLS
sections.
(Output_segment::set_section_addresses): Align after last TLS
section. Add padding before last relro section instead of after.
2010-10-17 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (Target_arm::got_section): Use correct order and set
GOT output section to be writable.
2010-10-14 Cary Coutant <ccoutant@google.com>
* debug.h (DEBUG_INCREMENTAL): New flag.
(debug_string_to_enum): Add DEBUG_INCREMENTAL).
* gold.cc (queue_initial_tasks): Check parameters for incremental link
mode.
* incremental.cc (report_command_line): Ignore all forms of
--incremental.
* layout.cc (Layout::Layout): Check parameters for incremental link
mode.
* options.cc (General_options::parse_incremental): New function.
(General_options::parse_no_incremental): New function.
(General_options::parse_incremental_full): New function.
(General_options::parse_incremental_update): New function.
(General_options::incremental_mode_): New data member.
(General_options::finalize): Check incremental_mode_.
* options.h (General_options): Update help text for --incremental.
Add --no-incremental, --incremental-full, --incremental-update.
(General_options::Incremental_mode): New enum type.
(General_options::incremental_mode): New function.
(General_options::incremental_mode_): New data member.
* parameters.cc (Parameters::incremental_mode_): New data member.
(Parameters::set_options): Set incremental_mode_.
(Parameters::set_incremental_full): New function.
(Parameters::incremental): New function.
(Parameters::incremental_update): New function.
(set_parameters_incremental_full): New function.
* parameters.h (Parameters::set_incremental_full): New function.
(Parameters::incremental): New function.
(Parameters::incremental_update): New function.
(Parameters::incremental_mode_): New data member.
(set_parameters_incremental_full): New function.
* plugin.cc (Plugin_manager::add_input_file): Check parameters for
incremental link mode.
* reloc.cc (Sized_relobj::do_read_relocs): Likewise.
(Sized_relobj::do_relocate_sections): Likewise.
* testsuite/Makefile.am (incremental_test): Use --incremental-full
option.
* testsuite/Makefile.in: Regenerate.
* testsuite/incremental_test.sh: Filter all forms of --incremental.
2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* script-sections.h (class Script_sections): Make
Sections_elements typedef public.
* script-sections.cc (class Sort_output_sections): Add elements_
field. Add constructor which sets it; change all callers.
(Sort_output_sections::is_before): New function.
(Sort_output_sections::operator()): Call is_before.
* configure.ac (NATIVE_OR_CROSS_LINKER): New automake
conditional.
* testsuite/script_test_10.sh: New test. Test script section
order.
* testsuite/script_test_10.t: Likewise.
* testsuite/script_test_10.s: Likewise.
* testsuite/Makefile.am: Wrap the cross linker tests and the
common tests into NATIVE_OR_CROSS_LINKER.
(check_SCRIPTS): Add script_test_10.sh.
(check_DATA): Add script_test_10.stdout.
(script_test_10.o, script_test_10): New targets.
(script_test_10.stdout): New target.
* configure, testsuite/Makefile.in: Regenerate.
2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Target_arm::Scan::local): Report the unsupported reloc
error for the deprecated relocations.
(Target_arm::Scan::global): Likewise.
(Target_arm::Relocate::relocate): Likewise.
2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
* fileread.cc (Input_file::find_file): Initialize *found_name
and *namep when using the fallback search for case 4.
2010-10-11 Cary Coutant <ccoutant@google.com>
* options.h (class General_options): Redefine -z lazy as an alias for
the negation of -z now.
2010-10-11 Ian Lance Taylor <iant@google.com>
* resolve.cc (symbol_to_bits): Report the value of the unsupported
binding.
2010-10-06 Nick Clifton <nickc@redhat.com>
* script-sections.cc(class Memory_region): Remove
current_lma_offset_ field. Rename current_vma_offset_ to
current_offset_. Add last_section_ field.
(Memory_region::get_current_vma_address): Rename to
get_current_address.
(Memory_region::get_current_lma_address): Delete.
(Memory_region::increment_vma_offset): Rename to
increment_offset.
(Memory_region::increment_lma_offset): Delete.
(Memory_region::attributes_compatible): New method. Returns
true if the provided section is compatible with the region.
(Memory_region::get_last_section): New method. Returns the last
section to use the region.
(Memory_region::set_last_section): New method. Stores the last
section to use the region.
(Script_sections::block_in_region): New method. Returns true if
a block of memory is contained within a region.
(Script_sections::find_memory_region): New method. Locates a
memory region to be used to set a VMA or LMA address.
(Output_section_definition::set_section_addresses): Add code to
check for addresses set by memory regions.
(Output_segment::set_section_addresses): Remove memory region
walking code.
(Script_sections::create_segment): Add a warning if a header
segment is created outside of any region.
* script-sections.h (class Script_sections): Add prototypes for
find_memory_region and block_in_region methods.
* testsuite/memory_test.s: Use .long instead of .word.
* testsuite/memory_test.t: Add some more output sections.
* testsuite/memory_test.sh: Update expected output.
2010-10-02 Doug Kwan <dougkwan@google.com>
* symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
defintion to symtab.h
* symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
declaration to defintion.
2010-10-01 Nick Clifton <nickc@redhat.com>
* expression.cc (eval): Replace dummy argument with NULL.
(eval_maybe_dot): Check for a NULL result section pointer.
(Symbol_expression::value): Likewise.
(Dot_expression::value): Likewise.
(BINARY_EXPRESSION): Likewise.
(Max_expression::value): Likewise.
(Min_expression::value): Likewise.
(Absolute_expression::value): Likewise.
(Addr_expression::value_from_output_section): Likewise.
(Loaddddr_expression::value_from_output_section): Likewise.
(Segment_start_expression::value): Likewise.
* script-sections.cc
(Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
argument with NULL.
(Sections_elememt_dot_assignment::set_section_addresses):
Likewise.
(Output_data_expression::do_write_to_buffer): Likewise.
(Output_section_definition::finalize_symbols): Likewise.
(Output_section_definition::set_section_addresses): Likewise.
2010-09-30 Doug Kwan <dougkwan@google.com>
* gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2010-09-28 Sriraman Tallam <tmsriram@google.com>
* target.h (Target::can_icf_inline_merge_sections): New virtual
function.
* x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
virtual function.
* i386.cc (Target_i386::can_icf_inline_merge_sections): New
virtual function.
* icf.cc (get_section_contents): Inline merge sections only when
target allows it.
2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2010-09-17 Ian Lance Taylor <iant@google.com>
* testsuite/memory_test.sh: Adjust for change of 2010-09-10.
* testsuite/Makefile.am (memory_test.o): New target.
(memory_test): Depend on memory_test.o, gcctestdir/ld, and
memory_test.t.
* testsuite/Makefile.in: Rebuild.
2010-09-17 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
defintion if relocation uses GOT entries of the symbol.
* testsuite/icf_safe_test.sh: Fix test.
* testsuite/icf_safe_so_test.sh: Fix test.
2010-09-16 Cary Coutant <ccoutant@google.com>
* script_sections.cc (class Memory_region): Remove "NULL" from
vector initializations.
2010-09-15 Cary Coutant <ccoutant@google.com>
* incremental.cc (Output_section_incremental_inputs::write_info_blocks):
Resolve forwarding symbols.
2010-09-15 Doug Kwan <dougkwan@google.com>
* gold/testsuite/script_test_3.t: Add ARM special sections.
* gold/testsuite/script_test_4.t: Same.
* gold/testsuite/script_test_5.t: Same.
* gold/testsuite/script_test_6.t: Same.
* gold/testsuite/script_test_7.t: Same.
* gold/testsuite/script_test_7.t: Same.
* gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2010-09-14 Cary Coutant <ccoutant@google.com>
* x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
(Target_x86_64::Relocate::relocate_tls): Replace check for
saw_tls_block_reloc_ with test for executable section.
2010-09-12 Cary Coutant <ccoutant@google.com>
* symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
position-independent executables to shared libraries need dynamic
relocations.
(Symbol::may_need_copy_reloc): Do not generate COPY relocs in
position-independent executables.
* testsuite/Makefile.am (two_file_mixed_pie_test): New test.
* testsuite/Makefile.in: Regenerate.
2010-09-10 Nick Clifton <nickc@redhat.com>
PR gold/11997
* testsuite/memory_test.t: Discard any sections that are not
needed.
2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
PR gold/11996
* object.cc (Sized_relobj::do_finalize_local_symbols): Remove
"This::" to work around a bug in gcc 4.2.
* testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2010-09-09 Rafael Espindola <espindola@google.com>
* layout.cc (Layout::attach_allocated_section_to_segment): Don't put
sections with different PF_X flags in the same segment.
(Layout::find_first_load_seg): Search all segments to find the first
one.
* options.h (rosegment): New.
2010-09-08 Rafael Espindola <espindola@google.com>
* layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2010-09-08 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
(Arm_relobj::do_relocate_sections): Add new parameter for output
file to match the parent.
(Target_arm::scan_reloc_section_for_stubs): Use would-be final values
of local symbols instead of input values. Update code to track
changes in gold::relocate_section.
* object.cc (Sized_relobj::compute_final_local_value): New methods.
(Sized_relobj::compute_final_local_value_internal): New methods.
(Sized_relobj::do_finalize_local_symbols): Move code from loop
body into private version of Sized_relobj::compute_final_local_value.
Call the inline method.
* object.h (Symbol_value::Symbol_value): Define destructor. Free
merged symbol value if there is one.
(Symbol_value::has_output_value): New method defintiion.
(Sized_relobj::Compute_final_local_value_status): New enum type.
(Sized_relobj::compute_final_local_value): New methods.
(Sized_relobj::compute_final_local_value_internal): New methods.
* Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
and arm_cortex_a8.sh.
(thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
New tests.
* Makefile.in: Regenerate.
* testsuite/arm_bl_out_of_range.s: Update test.
* testsuite/thumb_bl_out_of_range.s: Ditto.
* testsuite/thumb_blx_out_of_range.s: Ditto.
* testsuite/arm_branch_out_of_range.sh: New file.
* testsuite/arm_cortex_a8.sh: Ditto.
* testsuite/arm_cortex_a8_b.s: Ditto.
* testsuite/arm_cortex_a8_b_cond.s: Ditto.
* testsuite/arm_cortex_a8_b_local.s: Ditto.
* testsuite/arm_cortex_a8_bl.s: Ditto.
* testsuite/arm_cortex_a8_blx.s: Ditto.
* testsuite/arm_cortex_a8_local.s: Ditto.
* testsuite/arm_cortex_a8_local_reloc.s: Ditto.
* testsuite/thumb_bl_out_of_range_local.s: Ditto.
2010-09-08 Rafael Espindola <espindola@google.com>
* Makefile.am (memory_test.stdout): Run readelf with -W.
* Makefile.in: Regenerate.
* testsuite/memory_test.sh: Make the regexps accept both 32 and
64 bit output.
2010-09-08 Rafael Espindola <espindola@google.com>
* script-sections.cc (Script_sections::add_memory_region): Convert
field precision to int.
* script.cc (script_set_section_region, script_set_section_region):
Convert field precision to int.
2010-09-08 Rafael Espindola <espindola@google.com>
* arm.cc (do_finalize_sections): Create the __exidx_start and
__exdix_end symbols even when the section is missing.
2010-09-08 Nick Clifton <nickc@redhat.com>
* README: Remove claim that MEMORY is not supported.
* expression.cc (script_exp_function_origin)
(script_exp_function_length): Move from here to ...
* script.cc: ... here.
(script_set_section_region, script_add_memory)
(script_parse_memory_attr, script_include_directive): New
functions.
* script-sections.cc
(class Memory_region): New class.
(class Output_section_definition): Add set_memory_region,
set_section_vma, set_section_lma and get_section_name methods.
(class Script_Sections): Add add_memory_region,
find_memory_region, find_memory_region_origin,
find_memory_region_length and set_memory_region methods.
Have set_section_addresses method walk the list of set memory
regions.
Extend the print methos to display memory regions.
* script-sections.h: Add prototypes for new methods.
Add enum for MEMORY region attributes.
* yyscript.y: Add support for parsing MEMORY regions.
* script-c.h: Add prototypes for new functions.
* testsuite/Makefile.am: Add test of MEMORY region functionality.
* testsuite/Makefile.in: Regenerate.
* testsuite/memory_test.sh: New script.
* testsuite/memory_test.s: New assembler source file.
* testsuite/memory_test.t: New linker script.
2010-08-27 Doug Kwan <dougkwan@google.com>
* gold/resolve.cc (Symbol_table::should_override): Let a weak
reference override an existing dynamic weak reference.
* testsuite/Makefile.am: Add new test dyn_weak_ref.
* testsuite/Makefile.in: Regenerate.
* testsuite/dyn_weak_ref.sh: New file.
* testsuite/dyn_weak_ref_1.c: Ditto.
* testsuite/dyn_weak_ref_2.c: Ditto.
2010-08-27 Ian Lance Taylor <iant@google.com>
* incremental.h (class Incremental_input_entry): Add virtual
destructor.
2010-08-27 Ian Lance Taylor <iant@google.com>
* testsuite/start_lib_test_3.c: Mark t3 as used.
2010-08-27 Nick Clifton <nickc@redhat.com>
* options.cc (version_script): Fix small typo in previous
whitespace tidyup.
2010-08-25 Nick Clifton <nickc@redhat.com>
* archive.cc: Formatting fixes: Remove whitespace between
typename and following asterisk. Remove whitespace between
function name and opening parenthesis.
* archive.h: Likewise.
* arm.cc: Likewise.
* attributes.cc: Likewise.
* attributes.h: Likewise.
* common.cc: Likewise.
* copy-relocs.cc: Likewise.
* dirsearch.h: Likewise.
* dynobj.cc: Likewise.
* ehframe.cc: Likewise.
* ehframe.h: Likewise.
* expression.cc: Likewise.
* fileread.cc: Likewise.
* fileread.h: Likewise.
* gc.h: Likewise.
* gold-threads.cc: Likewise.
* gold.cc: Likewise.
* i386.cc: Likewise.
* icf.h: Likewise.
* incremental-dump.cc: Likewise.
* incremental.cc: Likewise.
* layout.cc: Likewise.
* layout.h: Likewise.
* main.cc: Likewise.
* merge.cc: Likewise.
* merge.h: Likewise.
* object.cc: Likewise.
* object.h: Likewise.
* options.cc: Likewise.
* options.h: Likewise.
* output.cc: Likewise.
* output.h: Likewise.
* plugin.cc: Likewise.
* plugin.h: Likewise.
* powerpc.cc: Likewise.
* reloc.cc: Likewise.
* script-c.h: Likewise.
* script-sections.cc: Likewise.
* script.cc: Likewise.
* stringpool.cc: Likewise.
* symtab.cc: Likewise.
* symtab.h: Likewise.
* target.cc: Likewise.
* timer.cc: Likewise.
* timer.h: Likewise.
* version.cc: Likewise.
* x86_64.cc: Likewise.
2010-08-24 Nick Clifton <nickc@redhat.com>
PR 11899
* layout.cc (segment_precedes): Sort segments by their physical
addresses, if they have been set.
2010-08-23 Cary Coutant <ccoutant@google.com>
* archive.cc (Lib_group::add_symbols): Lock object before deleting its
symbols data.
(Lib_group::include_member): Unlock object after deleting its
symbols data.
* testsuite/start_lib_test_3.c: Remove all global symbols to trigger
the bug fixed here.
2010-08-19 Neil Vachharajani <nvachhar@google.com>
Cary Coutant <ccoutant@google.com>
* gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
constructor, and set_blocker.
* gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
readsyms_blocker_.
* gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
this->this_blocker_ to Add_lib_group_symbols::set_blocker.
* testsuite/Makefile.am (start_lib_test): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/start_lib_test_main.c: New file.
* testsuite/start_lib_test_1.c: New file.
* testsuite/start_lib_test_2.c: New file.
* testsuite/start_lib_test_3.c: New file.
2010-08-19 Ian Lance Taylor <iant@google.com>
* Makefile.in: Rebuild with automake 1.11.1.
* aclocal.m4: Likewise.
* testsuite/Makefile.in: Likewise.
2010-08-19 Ian Lance Taylor <iant@google.com>
PR 10893
* i386.cc (class Output_data_plt_i386): Update declarations.
Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
local_ifuncs_ fields.
(Target_i386::do_plt_section_for_global): New function.
(Target_i386::do_plt_section_for_local): New function.
(Output_data_plt_i386::Output_data_plt_i386): Add symtab
parameter; change all callers. Initialize global_ifuncs_ and
local_ifuncs_. If doing a static link define __rel_iplt_start and
__rel_iplt_end.
(Output_data_plt_i386::add_entry): Handle IFUNC symbols.
(Output_data_plt_i386::add_local_ifunc_entry): New function.
(Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
symbols.
(Target_i386::make_plt_section): New function, broken out of
make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
(Target_i386::make_plt_entry): Call make_plt_section.
(Target_i386::make_local_ifunc_plt_entry): New function.
(Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
(Target_i386::Scan::local): Handle IFUNC symbols. Add
R_386_IRELATIVE to switch.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate): Likewise.
(Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
switch.
* x86_64.cc (class Output_data_plt_x86_64): Update declarations.
(Target_x86_64::do_plt_section_for_global): New function.
(Target_x86_64::do_plt_section_for_local): New function.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
parameter; change all callers. If doing a static link define
__rela_iplt_start and __rela_iplt_end.
(Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
(Output_data_plt_x86_64::add_local_ifunc_entry): New function.
(Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
to point to .plt.
(Target_x86_64::make_local_ifunc_plt_entry): New function.
(Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
switch.
(Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
(Target_x86_64::Scan::local): Handle IFUNC symbols. Add
R_X86_64_IRELATIVE to switch.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
(Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
switch.
* target.h (class Target): Add plt_section_for_global and
plt_section_for_local functions. Add do_plt_section_for_global
and do_plt_section_for_local virtual functions.
* symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
clarifying comments.
(Symbol::use_plt_offset): Handle IFUNC symbol.
* object.cc (Sized_relobj::Sized_relobj): Initialize
local_plt_offsets_.
(Sized_relobj::local_has_plt_offset): New function.
(Sized_relobj::local_plt_offset): New function.
(Sized_relobj::set_local_plt_offset): New function.
(Sized_relobj::do_count): Handle IFUNC symbol.
* object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
a bit away from input_shndx_ field. Add set_is_func_symbol and
is_ifunc_symbol functions.
(class Sized_relobj): Update declarations. Remove Tls_got_entry
and Local_tls_got_offsets. Define Local_plt_offsets. Add
local_plt_offsets_ field.
(Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
* output.h (class Output_section_data): Add non-const
output_section function.
(class Output_data_got): Update declarations.
(class Output_data_got::Got_entry): Add use_plt_offset_ field.
Add use_plt_offset parameter to global and local constructors.
Change all callers. Change local_sym_index_ field to 31 bits.
Change GSYM_CODE and CONSTANT_CODE accordingly.
* output.cc (Output_data_reloc_base::do_adjust_output_section): If
doing a static link don't set sh_link field.
(Output_data_got::Got_entry::write): Use PLT offset if
appropriate.
(Output_data_got::add_global_plt): New function.
(Output_data_got::add_local_plt): New function.
* target-reloc.h (relocate_section): Handle IFUNC symbol.
* defstd.cc (in_section): Remove entries for __rel_iplt_start,
__rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
* configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
* testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
IFUNC conditional.
* testsuite/ifunc-sel.h: New file.
* testsuite/ifuncmain1.c: New file.
* testsuite/ifuncmain1vis.c: New file.
* testsuite/ifuncmod1.c: New file.
* testsuite/ifuncdep2.c: New file.
* testsuite/ifuncmain2.c: New file.
* testsuite/ifuncmain3.c: New file.
* testsuite/ifuncmod3.c: New file.
* testsuite/ifuncmain4.c: New file.
* testsuite/ifuncmain5.c: New file.
* testsuite/ifuncmod5.c: New file.
* testsuite/ifuncmain6pie.c: New file.
* testsuite/ifuncmod6.c: New file.
* testsuite/ifuncmain7.c: New file.
* configure, testsuite/Makefile.in: Rebuild.
2010-08-18 Ian Lance Taylor <iant@google.com>
* incremental.cc
(Output_section_incremental_inputs::write_input_files): Add cast
to avoid signed/unsigned comparison warning.
(Output_section_incremental_inputs::write_info_blocks): Likewise.
2010-08-12 Cary Coutant <ccoutant@google.com>
* common.cc (Sort_commons::operator()): Remove unnecessary code.
2010-08-13 Ian Lance Taylor <iant@google.com>
* testsuite/incremental_test_1.c: Add prototype to avoid warning.
2010-08-12 Cary Coutant <ccoutant@google.com>
Doug Kwan <dougkwan@google.com>
* resolve.cc (Symbol_table::should_override): When a weak dynamic
defintion overrides non-weak undef, remember that the original undef
is not weak.
* symtab.cc (Symbol_table::sized_write_global): For undef without
an original weak binding, set binding to global in output.
* testsuite/Makefile.am: Add new test strong_ref_weak_def.
* testsuite/Makefile.in: Regenerate.
* testsuite/strong_ref_weak_def.sh: New file.
* testsuite/strong_ref_weak_def_1.c: Ditto.
* testsuite/strong_ref_weak_def_2.c: Ditto.
2010-08-12 Cary Coutant <ccoutant@google.com>
* testsuite/incremental_test.sh: Rewrite.
* testsuite/incremental_test_1.c: Rewrite.
* testsuite/incremental_test_2.c: Rewrite.
2010-08-12 Cary Coutant <ccoutant@google.com>
* arm.cc (Target_arm::got_size): Add const.
(Target_arm::got_entry_count): New function.
(Target_arm::plt_entry_count): New function.
(Target_arm::first_plt_entry_offset): New function.
(Target_arm::plt_entry_size): New function.
(Output_data_plt_arm::entry_count): New function.
(Output_data_plt_arm::first_plt_entry_offset): New function.
(Output_data_plt_arm::get_plt_entry_size): New function.
* i386.cc (Target_i386::got_size): Add const.
(Target_i386::got_entry_count): New function.
(Target_i386::plt_entry_count): New function.
(Target_i386::first_plt_entry_offset): New function.
(Target_i386::plt_entry_size): New function.
(Output_data_plt_i386::entry_count): New function.
(Output_data_plt_i386::first_plt_entry_offset): New function.
(Output_data_plt_i386::get_plt_entry_size): New function.
* incremental-dump.cc (dump_incremental_inputs): Adjust call to
find_incremental_inputs_sections. Dump incremental_got_plt section.
* incremental.cc: Include target.h.
(Sized_incremental_binary::do_find_incremental_inputs_sections): Add
parameter. Adjust all callers. Find incremental_got_plt section.
(Incremental_inputs::create_data_sections): Create incremental_got_plt
section.
(Output_section_incremental_inputs::set_final_data_size): Calculate
size of incremental_got_plt section.
(Output_section_incremental_inputs::do_write): Write the
incremental_got_plt section.
(Got_plt_view_info): New struct.
(Local_got_offset_visitor): New class.
(Global_got_offset_visitor): New class.
(Global_symbol_visitor_got_plt): New class.
(Output_section_incremental_inputs::write_got_plt): New function.
* incremental.h (Incremental_binary::find_incremental_inputs_sections):
Add parameter. Adjust all callers.
(Incremental_binary::do_find_incremental_inputs_sections): Likewise.
(Incremental_inputs::got_plt_section): New function.
(Incremental_inputs::got_plt_section_): New data member.
(Incremental_got_plt_reader): New class.
* layout.cc (Layout::create_incremental_info_sections): Add the
incremental_got_plt section.
* object.h (Got_offset_list::get_list): New function.
(Got offset_list::for_all_got_offsets): New function.
(Sized_relobj::local_got_offset_list): New function.
* powerpc.cc (Target_powerpc::got_size): Add const.
(Target_powerpc::got_entry_count): New function.
(Target_powerpc::plt_entry_count): New function.
(Target_powerpc::first_plt_entry_offset): New function.
(Target_powerpc::plt_entry_size): New function.
(Output_data_plt_powerpc::entry_count): New function.
(Output_data_plt_powerpc::first_plt_entry_offset): New function.
(Output_data_plt_powerpc::get_plt_entry_size): New function.
* sparc.cc (Target_sparc::got_size): Add const.
(Target_sparc::got_entry_count): New function.
(Target_sparc::plt_entry_count): New function.
(Target_sparc::first_plt_entry_offset): New function.
(Target_sparc::plt_entry_size): New function.
(Output_data_plt_sparc::entry_count): New function.
(Output_data_plt_sparc::first_plt_entry_offset): New function.
(Output_data_plt_sparc::get_plt_entry_size): New function.
* symtab.h (Symbol::got_offset_list): New function.
(Symbol_table::for_all_symbols): New function.
* target.h (Sized_target::got_entry_count): New function.
(Sized_target::plt_entry_count): New function.
(Sized_target::plt_entry_size): New function.
* x86_64.cc (Target_x86_64::got_size): Add const.
(Target_x86_64::got_entry_count): New function.
(Target_x86_64::plt_entry_count): New function.
(Target_x86_64::first_plt_entry_offset): New function.
(Target_x86_64::plt_entry_size): New function.
(Output_data_plt_x86_64::entry_count): New function.
(Output_data_plt_x86_64::first_plt_entry_offset): New function.
(Output_data_plt_x86_64::get_plt_entry_size): New function.
2010-08-12 Cary Coutant <ccoutant@google.com>
* archive.cc: Include incremental.h.
(Archive::Archive): Initialize incremental_info_.
(Archive::include_member): Record archive members in incremental info.
(Add_archive_symbols::run): Record begin and end of an archive in
incremental info.
(Lib_group::include_member): Record objects in incremental info.
* archive.h (Incremental_archive_entry): Forward declaration.
(Archive::set_incremental_info): New member function.
(Archive::incremental_info): New member function.
(Archive::Unused_symbol_iterator): New class.
(Archive::unused_symbols_begin): New member function.
(Archive::unused_symbols_end): New member function.
(Archive::incremental_info_): New data member.
* incremental-dump.cc (find_input_containing_global): New function.
(dump_incremental_inputs): Dump new incremental info sections.
* incremental.cc: Include symtab.h.
(Output_section_incremental_inputs): New class.
(Sized_incremental_binary::do_find_incremental_inputs_sections): Support
new incremental info sections.
(Sized_incremental_binary::do_check_inputs): Likewise.
(Incremental_inputs::report_archive): Remove.
(Incremental_inputs::report_archive_begin): New function.
(Incremental_inputs::report_archive_end): New function.
(Incremental_inputs::report_object): New function.
(Incremental_inputs::finalize_inputs): Remove.
(Incremental_inputs::report_input_section): New function.
(Incremental_inputs::report_script): Rewrite.
(Incremental_inputs::finalize): Do nothing but finalize string table.
(Incremental_inputs::create_incremental_inputs_section_data): Remove.
(Incremental_inputs::sized_create_inputs_section_data): Remove.
(Incremental_inputs::create_data_sections): New function.
(Incremental_inputs::relocs_entsize): New function.
(Output_section_incremental_inputs::set_final_data_size): New function.
(Output_section_incremental_inputs::do_write): New function.
(Output_section_incremental_inputs::write_header): New function.
(Output_section_incremental_inputs::write_input_files): New function.
(Output_section_incremental_inputs::write_info_blocks): New function.
(Output_section_incremental_inputs::write_symtab): New function.
* incremental.h (Incremental_script_entry): Forward declaration.
(Incremental_object_entry): Forward declaration.
(Incremental_archive_entry): Forward declaration.
(Incremental_inputs): Forward declaration.
(Incremental_inputs_header_data): Remove.
(Incremental_inputs_header): Remove.
(Incremental_inputs_header_write): Remove.
(Incremental_inputs_entry_data): Remove.
(Incremental_inputs_entry): Remove.
(Incremental_inputs_entry_write): Remove.
(enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
(Incremental_binary::find_incremental_inputs_sections): Add parameters.
(Incremental_binary::do_find_incremental_inputs_sections): Likewise.
(Sized_ncremental_binary::do_find_incremental_inputs_sections):
Likewise.
(Incremental_input_entry): New class.
(Incremental_script_entry): New class.
(Incremental_object_entry): New class.
(Incremental_archive_entry): New class.
(Incremental_inputs::Incremental_inputs): Initialize new data members.
(Incremental_inputs::report_inputs): Remove.
(Incremental_inputs::report_archive): Remove.
(Incremental_inputs::report_archive_begin): New function.
(Incremental_inputs::report_archive_end): New function.
(Incremental_inputs::report_object): Change prototype.
(Incremental_inputs::report_input_section): New function.
(Incremental_inputs::report_script): Change prototype.
(Incremental_inputs::get_reloc_count): New function.
(Incremental_inputs::set_reloc_count): New function.
(Incremental_inputs::create_data_sections): New function.
(Incremental_inputs::create_incremental_inputs_section_data): Remove.
(Incremental_inputs::inputs_section): New function.
(Incremental_inputs::symtab_section): New function.
(Incremental_inputs::relocs_section): New function.
(Incremental_inputs::get_stringpool): Add const.
(Incremental_inputs::command_line): Add const.
(Incremental_inputs::inputs): Remove.
(Incremental_inputs::command_line_key): New function.
(Incremental_inputs::input_file_count): New function.
(Incremental_inputs::input_files): New function.
(Incremental_inputs::relocs_entsize): New function.
(Incremental_inputs::sized_create_inputs_section_data): Remove.
(Incremental_inputs::finalize_inputs): Remove.
(Incremental_inputs::Input_info): Remove.
(Incremental_inputs::lock_): Remove.
(Incremental_inputs::inputs_): Change type.
(Incremental_inputs::inputs_map_): Remove.
(Incremental_inputs::current_object_entry_): New data member.
(Incremental_inputs::inputs_section_): New data member.
(Incremental_inputs::symtab_section_): New data member.
(Incremental_inputs::relocs_section_): New data member.
(Incremental_inputs::reloc_count_): New data member.
(Incremental_inputs_reader): New class.
(Incremental_symtab_reader): New class.
(Incremental_relocs_reader): New class.
* layout.cc (Layout::finalize): Move finalization of incremental info
and creation of incremental info sections to follow finalization of
symbol table. Set offsets for postprocessing sections.
(Layout::create_incremental_info_sections): Call
Incremental_inputs::create_data_sections. Add incremental symtab
and relocs sections. Set sh_entsize and sh_link fields. Arrange for
sections to layout after input sections.
* layout.h (struct Timespec): Forward declaration.
(Layout::incremental_inputs): Add const.
(Layout::create_incremental_info_sections): Add parameter.
* main.cc (main): Remove call to Incremental_inputs::report_inputs.
* object.cc: Include incremental.h.
(Relobj::finalize_incremental_relocs): New function.
(Sized_relobj::do_layout): Record input sections in incremental info.
* object.h (Object::output_section): New function.
(Object::output_section_offset): Moved from Relobj.
(Object::get_incremental_reloc_base): New function.
(Object::get_incremental_reloc_count): New function.
(Object::do_output_section): New function.
(Object::do_output_section_offset): Moved from Relobj.
(Object::do_get_incremental_reloc_base): New function.
(Object::do_get_incremental_reloc_count): New function.
(Object::Object): Initialize new data members.
(Relobj::output_section): Renamed do_output_section and moved to
protected.
(Relobj::output_section_offset): Moved to Object.
(Relobj::do_get_incremental_reloc_base): New function.
(Relobj::do_get_incremental_reloc_count): New function.
(Relobj::allocate_incremental_reloc_counts): New function.
(Relobj::count_incremental_reloc): New function.
(Relobj::finalize_incremental_relocs): New function.
(Relobj::next_incremental_reloc_index): New function.
(Relobj::reloc_counts_): New data member.
(Relobj::reloc_bases_): New data member.
(Sized_relobj::do_relocate_sections): Add parameter. Change caller.
(Sized_relobj::relocate_sections): Add parameter. Change all callers.
(Sized_relobj::incremental_relocs_scan): New function.
(Sized_relobj::incremental_relocs_scan_reltype): New function.
(Sized_relobj::incremental_relocs_write): New function.
(Sized_relobj::incremental_relocs_write_reltype): New function.
* plugin.cc (Plugin_manager::add_input_file): Rewrite test for
incremental link.
* readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
archives and object files elsewhere.
(Add_symbols::run): Report object files here.
(Finish_group::run): Report end of archive at end of group.
* reloc.cc: Include layout.h, incremental.h.
(Sized_relobj::do_read_relocs): Need relocations for incremental link.
(Sized_relobj::do_scan_relocs): Record relocations for incremental link.
(Sized_relobj::incremental_relocs_scan): New function.
(Sized_relobj::incremental_relocs_scan_reltype): New function.
(Sized_relobj::do_relocate_sections): Write incremental relocations.
(Sized_relobj::incremental_relocs_write): New function.
(Sized_relobj::incremental_relocs_write_reltype): New function.
* script.cc (read_input_script): Rewrite test for incremental link.
Change call to Incremental_inputs::report_script.
* symtab.h (Symbol_table::first_global_index): New function.
(Symbol_table::output_count): New function.
2010-08-12 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::merge_object_attributes): Check command line
options --no-wchar-size-warning and --no-enum-size-warning.
* options.h (General_options): Add ld-compatible options
--no-enum-size-warning and --no-wchar-size-warning.
2010-08-04 Ian Lance Taylor <iant@google.com>
* x86_64.cc (Target_x86_64::Scan::local): Use
R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
(Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
2010-08-03 Cary Coutant <ccoutant@google.com>
* merge.cc (Output_merge_string::do_add_input_section): Count strings
to reserve space in merged_strings vector. Keep total input size
for stats.
(Output_merge_string::do_print_merge_stats): Print total input size.
* merge.h (Output_merge_string): Add input_size_ field.
* stringpool.cc (Stringpool_template::string_length): Move
implementations out of Stringpool_template class and place in
stringpool.h.
* stringpool.h (string_length): Move out of Stringpool_template.
2010-08-03 Ian Lance Taylor <iant@google.com>
PR 11712
* layout.cc (relaxation_loop_body): If address of load segment is
set, adjust address to include headers if possible.
2010-08-03 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Bump to 1.10.
2010-08-03 Ian Lance Taylor <iant@google.com>
PR 11805
* layout.h (enum Output_section_order): Define.
(class Layout): Update declarations.
* layout.cc (Layout::get_output_section): Add order parameter.
Remove is_interp, is_dynamic_linker_section, is_last_relro, and
is_first_non_relro parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::add_output_section_data): Likewise.
(Layout::make_output_section): Likewise. Set order.
(Layout::default_section_order): New function.
(Layout::layout_eh_frame): Call add_output_section_to_nonload.
* output.cc (Output_section::Output_section): Initialize order_.
Don't initialize deleted fields.
(Output_segment::Output_segment): Don't initialize deleted
fields.
(Output_segment::add_output_section_to_load): New function
replacing add_output_section. Change all callers to call this or
add_output_section_to_nonload.
(Output_segment::add_output_section_to_nonload): New function.
(Output_segment::remove_output_section): Rewrite.
(Output_segment::add_initial_output_data): Likewise.
(Output_segment::has_any_data_sections): Likewise.
(Output_segment::is_first_section_relro): Likewise.
(Output_segment::maximum_alignment): Likewise.
(Output_segment::has_dynamic_reloc): New function replacing
dynamic_reloc_count. Change all callers.
(Output_segment::has_dynamic_reloc_list): New function replacing
dynamic_reloc_count_list. Change all callers.
(Output_segment::set_section_addresses): Rewrite.
(Output_segment::set_offset): Rewrite.
(Output_segment::find_first_and_last_list): Remove.
(Output_segment::set_tls_offsets): Rewrite.
(Output_segment::first_section_load_address): Likewise.
(Output_segment::output_section_count): Likewise.
(Output_segment::section_with_lowest_load_address): Likewise.
(Output_segment::write_section_headers): Likewise.
(Output_segment::print_sections_to_map): Likewise.
* output.h (class Output_data): Remove dynamic_reloc_count_
field. Add has_dynamic_reloc_ field. Make bools into bitfields.
(Output_data::add_dynamic_reloc): Rewrite.
(Output_data::has_dynamic_reloc): New function.
(Output_data::dynamic_reloc_count): Remove.
(class Output_section): Add order_ field. Remvoe is_relro_local_,
is_last_relro_, is_first_non_relro_, is_interp_,
is_dynamic_linker_section_ fields. Add order and set_order
functions. Remove is_relro_local, set_is_relro_local,
is_last_relro, set_is_last_relro, is_first_non_relro,
set_is_first_non_relro functions, is_interp, set_is_interp,
is_dynamic_linker_section, and set_is_dynamic_linker_section
functions.
(class Output_segment): Change Output_data_list from std::list to
std:;vector. Add output_lists_ field. Remove output_data_ and
output_bss_ fields. Update declarations.
2010-08-02 Ian Lance Taylor <iant@google.com>
* arm.cc (Target_arm::gc_process_relocs): Use typename.
* powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
* sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2010-08-02 Ian Lance Taylor <iant@google.com>
PR 11855
* script.cc (Script_options::Script_options): Initialize
symbol_definitions_ and symbol_references_.
(Script_options::add_symbol_assignment): Update
symbol_definitions_ and symbol_references_.
(Script_options::add_symbol_reference): New function.
(script_symbol): New function.
* script.h (class Script_options): Add symbol_definitions_ and
symbol_references_ fields.
(Script_options::referenced_const_iterator): New type.
(Script_options::referenced_begin): New function.
(Script_options::referenced_end): New function.
(Script_options::is_referenced): New function.
(Script_options::any_unreferenced): New function.
* script-c.h (script_symbol): Declare.
* yyscript.y (exp): Call script_symbol.
* symtab.cc: Include "script.h".
(Symbol_table::gc_mark_undef_symbols): Add layout parameter.
Change all callers. Check symbols referenced by scripts.
(Symbol_table::add_undefined_symbols_from_command_line): Add
layout parameter. Change all callers.
(Symbol_table::do_add_undefined_symbols_from_command_line):
Likewise. Break out loop body. Check symbols referenced by
scripts.
(Symbol_table::add_undefined_symbol_from_command_line): New
function broken out of
do_add_undefined_symbols_from_command_line.
* symtab.h (class Symbol_table): Update declarations.
* archive.cc: Include "layout.h".
(Archive::should_include_member): Add layout parameter. Change
all callers. Check for symbol mentioned in expression.
* archive.h (class Archive): Update declaration.
* object.cc (Sized_relobj::do_should_include_member): Add layout
parameter.
* object.h (Object::should_include_member): Add layout parameter.
Change all callers.
(Object::do_should_include_member): Add layout parameter.
(class Sized_relobj): Update declaration.
* dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
parameter.
* dynobj.h (class Sized_dynobj): Update declaration.
* plugin.cc (Sized_pluginobj::do_should_include_member): Add
layout parameter.
* plugin.h (class Sized_pluginobj): Update declaration.
2010-08-02 Ian Lance Taylor <iant@google.com>
PR 11866
* output.cc (Output_segment::set_offset): Search for the first and
last sections rather than assuming that the list is in order.
(Output_segment::find_first_and_last_list): New function.
* output.h (class Output_segment): Update declarations.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
(relro_strip_test_SOURCES): New variable.
(relro_strip_test_DEPENDENCIES): New variable.
(relro_strip_test_LDFLAGS): New variable.
(relro_strip_test_LDADD): New variable.
(relro_strip_test.so): New target.
2010-08-02 Ian Lance Taylor <iant@google.com>
* i386.cc (class Target_i386): Add got_tlsdesc_ field.
(Target_i386::Target_i386):: Initialize got_tlsdesc_.
(Target_i386::got_tlsdesc_section): New function.
(Target_i386::got_section): Create space for GOT entries for
TLSDESC relocations.
(Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
R_386_TLS_GOTDESC.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate_tls): Adjust GOT offset when
using TLSDESC GOT.
* x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
(Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
(Target_x86_64::got_tlsdesc_section): New function.
(Target_x86_64::got_section): Create space for GOT entries for
TLSDESC relocations.
(Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
R_386_TLS_GOTDESC.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
using TLSDESC GOT.
2010-08-02 Ian Lance Taylor <iant@google.com>
* testsuite/final_layout.sh: Use dc to convert from hex to
decimal.
2010-07-29 Sriraman Tallam <tmsriram@google.com>
* arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
paramter to the call to gold::gc_process_relocs.
* i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
paramter to the call to gold::gc_process_relocs.
* x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
parameter to the call to gold::gc_process_relocs.
* powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
template parameter to the call to gold::gc_process_relocs.
* sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
paramter to the call to gold::gc_process_relocs.
* gc.h (get_embedded_addend_size): New function.
(gc_process_relocs): Save the size of the reloc for use by ICF.
* icf.cc (get_section_contents): Get the addend from the text section
for SHT_REL relocation sections.
* icf.h (Icf::Reloc_addend_size_info): New typedef.
(Icf::Reloc_info): Add new member reloc_addend_size_info.
* int_encoding.h (read_from_pointer): New overloaded function.
* testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
* testsuite/icf_sht_rel_addend_test.sh: New file.
* testsuite/icf_sht_rel_addend_test_1.cc: New file.
* testsuite/icf_sht_rel_addend_test_2.cc: New file.
2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
* testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
* gold/testsuite/debug_msg.cc: Likewise.
* gold/testsuite/odr_violation1.cc
* gold/testsuite/odr_violation2.cc
2010-07-21 Cary Coutant <ccoutant@google.com>
* merge.h (Output_merge_string::Merged_string): Remove object, shndx,
string, and length fields.
(Output_merge_string::Merged_strings_list): New type.
(Output_merge_string::Merged_strings_lists): New typedef.
(Output_merge_string): Replace merged_strings_ with
merged_strings_lists_.
* merge.cc (Output_merge_string::do_add_input_section): Allocate new
Merged_strings_list per input object and section. Don't store pointer
to the string. Don't store length with each merged string entry.
(Output_merge_string::finalize_merged_data): Loop over list of merged
strings lists. Recompute length of each merged string.
2010-07-15 Cary Coutant <ccoutant@google.com>
* plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
here.
2010-07-14 Ian Lance Taylor <iant@google.com>
* descriptors.cc (Descriptors::open): Report correct name in error
message.
2010-07-13 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_input_section::Arm_input_section): For a
SHT_ARM_EXIDX section, always keeps the input sections.
(Arm_input_section::set_exidx_section_link): New method.
(Arm_exidx_input_section::Arm_exidx_input_section): Initialize
has_errors_ to false.
(Arm_exidx_input_section::has_errors,
Arm_exidx_input_section::set_has_errors): New methods.
(Arm_exidx_input_section::has_errors_): New data member.
(Arm_relobj::get_exidx_shndx_list): New method.
(Arm_output_section::append_text_sections_to_list): Do not skip
section without SHF_EXECINSTR.
(Arm_output_section::fix_exidx_coverage): Skip input sections with
errors.
(Arm_relobj::make_exidx_input_section): Add new parameter for text
section header. Make error messages more verbose. Check for
a non-executable section linked to an EXIDX section.
(Arm_relobj::do_read_symbols): Remove error checking, which has been
moved to Arm_relobj::make_exidx_input_section. Add an assertion to
check that there is no deferred EXIDX section if we exit early.
Instead of not making an EXIDX section in case of an error, make one
and set the has_errors flag of it.
(Target_arm::do_finalize_sections): Fix up links of EXIDX sections
in a relocatable link.
(Target_arm::do_relax): Look for the EXIDX output section instead of
assuming that it is called .ARM.exidx.
(Target_arm::fix_exidx_coverage): Add a new parameter for input
section list. Do not check for SHF_EXECINSTR section flags but
skip any input section with errors.
* output.cc (Output_section::Output_section): Initialize
always_keeps_input_sections_ to false.
(Output_section::add_input_section): Check for
always_keeps_input_sections_.
* output.h (Output_section::always_keeps_input_sections,
Output_section::set_always_keeps_input_sections): New methods.
(Output_section::always_keeps_input_sections): New data member.
2010-07-13 Rafael Espindola <espindola@google.com>
* fileread.cc (try_extra_search_path, find_file): Move to Input_file.
* fileread.h (Input_file): Add try_extra_search_path and find_file.
2010-07-13 Philip Herron <herron.philip@googlemail.com>
Ian Lance Taylor <iant@google.com>
* output.h (Output_section_lookup_maps::add_merge_section):
Correct check of whether value was inserted.
(Output_section_lookup_maps::add_merge_input_section): Likewise.
(Output_section_lookup_maps::add_relaxed_input_section):
Likewise.
* arm.cc (Target_arm::got_section): Remove used local os.
* i386.cc (Target_i386::got_section): Likewise.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* sparc.cc (Target_sparc::got_section): Likewise.
(Target_sparc::relocate): Remove unused local have_got_offset.
* powerpc.cc (Target_powerpc::relocate): Likewise.
2010-07-13 Ian Lance Taylor <iant@google.com>
* compressed_output.cc (zlib_decompress): Fix signature in
!HAVE_ZLIB_H case.
* archive.cc (Archive::include_member): Unlock an external member
of a thin archive. Don't bother to delete an object we know is
NULL.
2010-07-12 Cary Coutant <ccoutant@google.com>
* compressed_output.cc (zlib_decompress): New function.
(get_uncompressed_size): New function.
(decompress_input_section): New function.
* compressed_output.h (get_uncompressed_size): New function.
(decompress_input_section): New function.
* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
Handle compressed debug sections.
* layout.cc (is_compressed_debug_section): New function.
(Layout::output_section_name): Map compressed section names to
canonical names.
* layout.h (is_compressed_debug_section): New function.
(is_debug_info_section): Recognize compressed debug sections.
* merge.cc: Include compressed_output.h.
(Output_merge_data::do_add_input_section): Handle compressed
debug sections.
(Output_merge_string::do_add_input_section): Handle compressed
debug sections.
* object.cc: Include compressed_output.h.
(Sized_relobj::Sized_relobj): Initialize new data members.
(build_compressed_section_map): New function.
(Sized_relobj::do_read_symbols): Handle compressed debug sections.
* object.h (Object::section_is_compressed): New method.
(Object::do_section_is_compressed): New method.
(Sized_relobj::Compressed_section_map): New type.
(Sized_relobj::do_section_is_compressed): New method.
(Sized_relobj::compressed_sections_): New data member.
* output.cc (Output_section::add_input_section): Handle compressed
debug sections.
* reloc.cc: Include compressed_output.h.
(Sized_relobj::write_sections): Handle compressed debug sections.
2010-07-08 Cary Coutant <ccoutant@google.com>
* resolve.cc (Symbol_table::resolve): Remember whether undef was
weak when resolving to a dynamic def.
(Symbol_table::should_override): Add adjust_dyndef flag; set it
for weak undef/dynamic def cases. Adjust callers.
* symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
undef_binding_weak_.
(Symbol_table::sized_write_globals): Adjust symbol binding.
(Symbol_table::sized_write_symbol): Add binding parameter.
* symtab.h (Symbol::set_undef_binding): New method.
(Symbol::is_undef_binding_weak): New method.
(Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
(Symbol_table::should_override): Add new parameter.
(Symbol_table::sized_write_symbol): Add new parameter.
* testsuite/weak_undef_file1.cc: Add new test case.
* testsuite/weak_undef_file2.cc: Fix header comment.
* testsuite/weak_undef_test.cc: Add new test case.
2010-06-29 Doug Kwan <dougkwan@google.com>
* arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
Initialize USE_SYMBOL_.
* arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
definition.
(Arm_reloc_property::uses_symbol_): New data member declaration.
* arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
uses symbol value and symbol is undefined but not weakly undefined.
2010-06-28 Rafael Espindola <espindola@google.com>
* plugin.cc (Plugin::load): Use dlerror.
2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
* symtab.cc (detect_odr_violations): When reporting an ODR
violation, report an object where the symbol is defined.
2010-06-25 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
(Target_arm::section_may_have_icf_unsafe_pointers): New method
definition.
(Target_arm::Scan::local_reloc_may_be_function_pointer,
Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
target hook to detect function points.
(Target_arm::Scan::possible_function_pointer_reloc): New method.
* icf.h (Icf::check_section_for_function_pointers): Change type of
parameter SECTION_NAME to const reference to std::string. Use
target hook to determine if section may have unsafe pointers.
* target.h (Target::section_may_have_icf_unsafe_pointers): New
method definition.
2010-06-21 Rafael Espindola <espindola@google.com>
* fileread.cc (Input_file::find_fie): New
(Input_file::open): Use Input_file::find_fie.
* fileread.h (Input_file::find_fie): New
* plugin.cc (set_extra_library_path): New.
(Plugin::load): Add set_extra_library_path to the transfer vector.
(Plugin_manager::set_extra_library_path): New.
(Plugin_manager::add_input_file): Use the extra search path if set.
(set_extra_library_path(): New.
* plugin.h (Plugin_manager): Add set_extra_library_path and
extra_search_path_.
2010-06-19 Cary Coutant <ccoutant@google.com>
* layout.cc (gdb_sections): Add .debug_types.
(lines_only_debug_sections): Likewise.
2010-06-18 Rafael Espindola <espindola@google.com>
* plugin.cc (add_input_file,add_input_library)
(Plugin_manager::add_input_file): Make filename arguments const.
* plugin.h (Plugin_manager::add_input_file): Make filename arguments
const.
2010-06-16 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_finalize_sections): Do not emit an
.ARM.attributes section if we have not merged any input
attributes sections.
2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc: Allow combining objects with no EABI version
information.
2010-06-15 Rafael Espindola <espindola@google.com>
* plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
(struct iovec): Correct !HAVE_READV definition.
2010-06-10 Cary Coutant <ccoutant@google.com>
* object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
(Sized_relobj::do_layout_deferred_sections): Do layout for deferred
reloc sections.
* object.h (Sized_relobj::deferred_layout_relocs_): New data member.
PR 11683
* symtab.h (Symbol::is_placeholder): New member function.
* target-reloc.h (relocate_section): Check for placeholder symbols.
* testsuite/Makefile.am (plugin_test_8): New test.
(plugin_test_9): New test.
* testsuite/Makefile.in: Regenerate.
2010-06-09 Nick Clifton <nickc@redhat.com>
* yyscript.y (input_list_element): Allow strings prefixed with
the '-' character. Treat these as libraries.
* script.cc (script_add_library): New function. Adds a library
specified by "-l<name>" found in an input script.
* script-c.h: Add prototype for script_add_library.
2010-06-07 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_relax): Reserve more space for stubs.
Restrict stub-group size to be within long conditional branch
range when working around cortex-A8 erratum.
2010-06-07 Damien Diederen <dd@crosstwine.com>
* gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
#ifdef typo.
2010-06-03 Sriraman Tallam <tmsriram@google.com>
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 <tmsriram@google.com>
* 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 <espindola@google.com>
* plugin.cc (Plugin::load): Pass the output name to the plugin.
2010-06-01 Rafael Espindola <espindola@google.com>
* plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
visibility of symbols.
2010-05-27 Doug Kwan <dougkwan@google.com>
* 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 <espindola@google.com>
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 <espindola@google.com>
* script-sections.cc (Output_section_definition::set_section_addresses):
Check for --section-start.
2010-05-26 Doug Kwan <dougkwan@google.com>
* 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 <vkutuzov@accesssoftek.com>
* timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2010-05-23 Doug Kwan <dougkwan@google.com>
* 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 <dougkwan@google.com>
PR gold/11619
* arm.cc (Arm_input_section::do_output_offset): Add a cast to
avoid a compilation error.
2010-05-19 Rafael Espindola <espindola@google.com>
* 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 <dougkwan@google.com>
* 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<Input_section>.
(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 <Ralf.Wildenhues@gmx.de>
* 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 <espindola@google.com>
* 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 <dougkwan@google.com>
* 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 <nickc@redhat.com>
* po/es.po: Updated Spanish translation.
2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (install-exec-local): Properly install gold as
default cross linker.
* Makefile.in: Regenerated.
2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
Nick Clifton <nickc@redhat.com>
* 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 <iant@google.com>
* layout.cc (Layout::layout_reloc): In relocatable link don't
combine reloc sections for grouped sections.
2010-04-23 Sriraman Tallam <tmsriram@google.com>
* 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 <iant@google.com>
* 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 <nickc@redhat.com>
* po/gold.pot: Updated by the Translation project.
* po/vi.po: Updated Vietnamese translation.
2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/Makefile.am (check_PROGRAMS): Add
icf_virtual_function_folding_test.
* testsuite/Makefile.in: Regenerated.
2010-04-15 Andrew Haley <aph@redhat.com>
* 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 <tmsriram@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <hongjiu.lu@intel.com>
* testsuite/plugin_common_test_1.c (foo): Add prototype.
* testsuite/plugin_common_test_2.c (foo): Likewise.
2010-04-08 Doug Kwan <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <ccoutant@google.com>
* 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 <dougkwan@google.com>
* 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 <Ralf.Wildenhues@gmx.de>
* configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
* configure: Regenerate.
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2010-04-06 Cary Coutant <ccoutant@google.com>
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 <nickc@redhat.com>
* po/vi.po: New Vietnamese translation.
2010-03-30 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::using_thumb_only): Handle v6-M
2010-03-25 Doug Kwan <dougkwan@google.com>
* 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 <iant@google.com>
* 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 <ccoutant@google.com>
* fileread.cc (find_or_make_view): Fix comment.
2010-03-23 Ian Lance Taylor <iant@google.com>
* 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 <dougkwan@google.com>
* 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 <espindola@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <espindola@google.com>
* 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 <iant@google.com>
* 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 <ccoutant@google.com>
* 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 <davem@davemloft.net>
* sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2010-03-09 Sriraman Tallam <tmsriram@google.com>
* icf.cc (get_section_contents): Add '@' marker after processing the
merge reloc.
2010-03-08 Doug Kwan <dougkwan@google.com>
* 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 <iant@google.com>
* 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 <iant@google.com>
* incremental.cc: Include "libiberty.h".
2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* 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 <tmsriram@google.com>
* 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 <vkutuzov@accesssoftek.com>
Ian Lance Taylor <iant@google.com>
* 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 <nickc@redhat.com>
* po/fi.po: New Finnish translation.
2010-03-01 Doug Kwan <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <vkutuzov@accesssoftek.com>
* 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 <vkutuzov@accesssoftek.com>
Ian Lance Taylor <iant@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <tmsriram@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <tmsriram@google.com>
* 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 <davem@davemloft.net>
* output.h (Output_reloc<SHT_REL>::Output_reloc): Add
is_symbolless parameter.
(Output_reloc<SHT_REL>::is_symbolless): New.
(Output_reloc<SHT_REL>::is_symbolless_): New.
(Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
(Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
(Output_reloc<SHT_RELA>::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<SHT_REL>::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 <dougkwan@google.com>
* 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 <iant@google.com>
* 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 <iant@google.com>
* 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 <iant@google.com>
* 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 <iant@google.com>
* 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 <davem@davemloft.net>
* 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 <dougkwan@google.com>
* 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 <davem@davemloft.net>
* 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 <iant@google.com>
* configure.ac: Rewrite targetobjs duplicate removal code to use
only shell constructs.
* configure: Rebuild.
2010-02-05 Doug Kwan <dougkwan@google.com>
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 <dougkwan@google.com>
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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* arm.cc (Target_arm::relocate_section): Do view adjustment for all
types of relaxed input section.
2010-02-02 Doug Kwan <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <vkutuzov@accesssoftek.com>
* 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 <dougkwan@google.com>
* arm.cc (Target_arm::Scan::global): General PLTs for the same set
of relocation types as ld.
2010-01-29 Doug Kwan <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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<big_endian>::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 <vkutuzov@accesssoftek.com>
* 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 <vkutuzov@accesssoftek.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <dougkwan@google.com>
* 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 <vkutuzov@accesssoftek.com>
* 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 <dougkwan@google.com>
* arm.cc (Arm_exidx_fixup): New class.
2010-01-21 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
classes.
(Arm_exidx_section_offset_map): New type.
2010-01-21 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_exidx_input_section): New class.
(Arm_relobj::exidx_input_section_by_link,
Arm_relobj::exidx_input_section_by_shndx,
Arm_relobj::make_exidx_input_section): New methods.
(read_arm_attributes_section): Remove.
(Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
information about them.
(Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
to here.
2010-01-20 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Arm_input_section_map): Change key type from
Input_section_specifier to Section_id.
(Target_arm::new_arm_input_section: Adjust code for change of key
type.
(Target_arm::find_arm_input_section): Ditto.
* gc.h (object.h): Include for Section_id nand Section_id_hash.
(Section_id): Remove.
(Garbage_collection::Section_id_hash): Remove.
* icf.h (object.h): Include for Section_id nand Section_id_hash.
(Section_id): Remove.
(Icf::Section_id_hash): Remove.
* object.h (Section_id, Const_section_id, Section_id_hash,
Const_section_id_hash): New type definitions.
* output.cc (Output_section::add_relaxed_input_section): Change to
use Const_section_id instead of Input_section_specifier as key type.
(Output_section::add_merge_input_section): Ditto.
(Output_section::build_relaxation_map): Change to use Section_id
instead of Input_section_specifier as key type.
(Output_section::convert_input_sections_in_list_to_relaxed_sections):
Ditto.
(Output_section::convert_input_sections_to_relaxed_sections): Change
to use Const_section_id instead of Input_section_specifier as key type.
(Output_section::find_merge_section): Ditto.
(Output_section::find_relaxed_input_section): Ditto.
* output.h (Input_section_specifier): Remove class.
(Output_section::Output_section_data_by_input_section_map): Change
key type to Const_section_id.
(Output_section::Output_relaxed_input_section_by_input_section_map):
Ditto.
(Output_section::Relaxation_map): Change key type to Section_id.
2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* gold/arm.cc: Added support for R_ARM_V4BX relocation
(class Arm_v4bx_stub): New class.
(DEF_STUBS): Updated definition to support v4_veneer_bx.
(Stub_factory::make_arm_v4bx_stub): New method.
(Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
(Stub_table::empty): Handle v4bx stubs.
(Stub_table::add_arm_v4bx_stub): New method.
(Stub_table::find_arm_v4bx_stub): New method.
(Arm_relocate_functions::v4bx): New method.
(Target_arm::fix_v4bx): New method.
(Target_arm::Target_arm): Handle R_ARM_V4BX.
(Stub_table::relocate_stubs): Likewise.
(Stub_table::do_write): Likewise.
(Stub_table::update_data_size_and_addralign): Likewise.
(Stub_table::finalize_stubs): Likewise.
(Target_arm::Scan::local): Likewise.
(Target_arm::Scan::global): Likewise.
(Target_arm::do_finalize_sections): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
(Target_arm::scan_reloc_for_stub): Likewise.
(Target_arm::scan_reloc_section_for_stubs): Likewise.
2010-01-19 Ian Lance Taylor <iant@google.com>
* output.cc (Output_section_headers::do_sized_write): Write large
segment count to sh_info field.
(Output_file_header::do_sized_write): For large segment count,
write PN_XNUM to e_phnum field.
2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::thm_jump6): New function.
(Arm_relocate_functions::thm_jump8): New function.
(Arm_relocate_functions::thm_jump11): New function.
(Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP11.
(Target_arm::Scan::global): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
2010-01-14 Doug Kwan <dougkwan@google.com>
* arm.cc (map, utility): Include headers.
(Target_arm::apply_cortex_a8_workaround): New method.
(Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
(Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
(Target_arm::Scan::global): R_ARM_THM_JUMP19.
(Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
the --[no-]fix-cortex-a8 command line options.
(Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
(Target_arm::relocate_stub): Use addend in instruction template.
* options.h (DEFINE_bool): Set the user-set flag.
(General_options): Add --[no-]-fix-cortex options.
* output.cc (Output_section::convert_input_sections_to_relaxed_sections)
: Update fast look-up map after conversion.
2010-01-14 Sriraman Tallam <tmsriram@google.com>
* object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
in the first pass of do_layout.
2010-01-13 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
apparent compiler problem of not folding static constant integral
data members of elfcpp::Elf_sizes<32>.
2010-01-13 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
Arm_relobj::section_needs_cortex_a8_stub_scanning,
Arm_relobj::scan_section_for_cortex_a8_erratum,
Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
(Arm_relobj::scan_sections_for_stubs): Move code deciding what
sections to scan for relocation stubs into a new method
Arm_relobj::section_needs_reloc_stub_scanning. Handle both
relocation and Cortex-A8 stub scanning.
(Target_arm::do_relax): Force stubs to be after stubbed sections
if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
the beginning of a new relaxation pass. Update a comment.
(Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2010-01-12 Ian Lance Taylor <iant@google.com>
* target-reloc.h (visibility_error): New inline function.
(relocate_section): Call visibility_error.
* testsuite/Makefile.am (check_DATA): Add protected_3.err.
(MOSTLYCLEANFILES): Likewise.
(protected_4_pic.o, protected_3.err): New targets.
* testsuite/protected_4.cc: New file.
2010-01-12 Doug Kwan <dougkwan@google.com>
* arm.cc (Cortex_a8_reloc): New class.
(Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
and cortex_a8_relocs_info_.
(Target_arm::fix_cortex_a8): New method definition.
(Target_arm::Cortex_a8_relocs_info): New type.
(Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
New data member declarations.
(Target_arm::scan_reloc_for_stub): Record information about
relocations for THUMB branches that might be exempted from the
Cortex-A8 workaround.
(Target_arm::do_relax): Clear all Cortex-A8 relocation information
at the beginning of a relaxation pass.
2010-01-12 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
(Arm_relobj::Mapping_symbol_position,
Arm_reloj::Mapping_symbol_position_less,
Arm_relobj::Mapping_symbols_info): New types.
(Target_arm::is_mapping_symbol_name): New method definition.
(Arm_relobj::do_count_local_symbols): Save information about mapping
symbols.
2010-01-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relocate_functions::thumb32_branch_offset,
Arm_relocate_functions::thumb32_branch_upper,
Arm_relocate_functions::thumb32_branch_lower,
Arm_relocate_functions::thumb32_cond_branch_offset,
Arm_relocate_functions::thumb32_cond_branch_upper,
Arm_relocate_functions::thumb32_cond_branch_lower,
Arm_relocate_functions::thm_jump19): New methods to handle THUMB
branch offset encoding.
(Arm_relocate_functions::thumb_branch_common): Use new branch
offset encoding methods to avoid code duplication.
(Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
(Stub_addend_reader::operator()): Use new branch encoding method
to avoid code duplication.
2010-01-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::do_gc_process_relocs): New method.
(Target_arm::do_finalize_sections): Define special EXIDX section
symbols only if referenced.
* gc.h (Garbage_collection::add_reference): New method.
(gc_process_relocs): Use Garbage_collection::add_reference to avoid
code duplication.
2010-01-11 Ian Lance Taylor <iant@google.com>
* script.cc (Version_script_info::build_expression_list_lookup):
Change complaing about duplicate wildcard match from error to
warning.
* script.cc (class Lazy_demangler): Recreate--revert part of patch
of 2009-12-30.
(Version_script_info::Version_script_info): Initialize globs_,
default_version_, default_is_global_, and exact_. Don't
initialize globals_ or locals_.
(Version_script_info::build_lookup_tables): Build local symbols
first.
(Version_script_info::unquote): New function.
(Version_script_info::add_exact_match): New function.
(Version_script_info::build_expression_list_lookup): Remove lookup
parameter. Add is_global parameter. Change all callers. Handle
wildcard pattern specially. Unquote pattern. Call
add_exact_match.
(Version_script_info::get_name_to_match): New function.
(Version_script_info::get_symbol_version): New function.
(Version_script_info::get_symbol_version_helper): Remove.
(Version_script_info::check_unmatched_names): Call unquote.
* script.h (class Version_script_info): Change get_symbol_version
to be non-inline and add is_global parameter; change all callers.
Rewrite symbol_is_local. Update declarations. Define struct
Version_tree_match, Exact, Globs. Don't define struct Lookup.
Remove globals_ and locals_ members. Add exact_, globs_,
default_version_, is_global_.
(Version_script_info::Glob): Remove pattern, add expression and
is_global. Update constructor. Change all callers.
* dynobj.cc (Versions::finalize): Mark the version symbol as the
default version.
(Versions::symbol_section_contents): If a symbol is undefined, or
defined in a dynamic object, set the version index to
VER_NDX_LOCAL.
* symtab.cc (Symbol_table::add_from_relobj): Don't call
symbol_is_local.
(Symbol_table::add_from_pluginobj): Likewise.
* testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2010-01-11 Doug Kwan <dougkwan@google.com>
* Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
(incremental_dump_LDADD): Add linking option for libintl.
* Makefile.in: Regenerate.
2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
PR gold/11144
* testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
instead of -Ds.
* testsuite/Makefile.in: Regenerated.
2010-01-10 Doug Kwan <dougkwan@google.com>
* options.h (DEFINE_var): Use parentheses around argument varname__
in macro body to avoid any unintended subsequent substitutions.
2010-01-10 Ian Lance Taylor <iant@google.com>
* 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 <iant@google.com>
* 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 <dougkwan@google.com>
* 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 <iant@google.com>
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 <iant@google.com>
* dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
the SHT_SYMTAB case.
2010-01-08 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj::do_layout): Don't get confused if
layout_eh_frame returns NULL.
2010-01-08 Ian Lance Taylor <iant@google.com>
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 <iant@google.com>
PR 11072
* layout.cc (Layout::include_section): Remove .gnu_debuglink
sections.
2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
* version.cc (print_version): Change to "Copyright 2010".
2010-01-08 Ian Lance Taylor <iant@google.com>
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 <iant@google.com>
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 <iant@google.com>
* 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 <iant@google.com>
PR 11042
* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
object as needed.
2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
Ian Lance Taylor <iant@google.com>
PR 11019
* object.cc: Instantiate Xindex::initialize_symtab_xindex and
Xindex::read_symtab_xindex.
2010-01-07 Doug Kwan <dougkwan@google.com>
* 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 <iant@google.com>
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 <tmsriram@google.com>
* 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 <iant@google.com>
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 <vkutuzov@accesssoftek.com>
* Makefile.am (incremental_dump_DEPENDENCIES): Remove
$(THREADSLIB) and $(LIBDL).
* Makefile.in: Rebuild.
2010-01-06 Ian Lance Taylor <iant@google.com>
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 <map>
(class General_options): Add --section-start. Add section_starts_
member.
* layout.cc (Layout::attach_allocated_section_to_segment): If
--section-start was used, set the address of the segment. Remove
local sort_sections.
(Layout::relaxation_loop_body): If the address of the load segment
has been set by --section-start, don't use it.
* output.h (Output_segment::update_flags_for_output_section): New
function.
* output.cc (Output_segment::add_output_section): Call
update_flags_for_output_section.
2010-01-05 Ian Lance Taylor <iant@google.com>
PR 10980
* options.h (class General_options): Add --undefined-version.
* script.cc (struct Version_expression): Add was_matched_by_symbol
field.
(Version_script_info::matched_symbol): New function.
(Version_script_info::get_symbol_version_helper): Call
matched_symbol.
(Version_script_info::check_unmatched_names): New function.
* script.h (class Version_script_info): Update declarations.
* gold.cc (queue_middle_tasks): Handle --no-undefined-version.
* options.h (class General_options): Use DEFINE_bool_alias for
allow_multiple_definition.
* resolve.cc (Symbol_table::should_override): Don't test
allow_multiple_definition.
PR 10980
* options.h (class General_options): Add --cref.
* main.cc (main): Print cref table if --cref. Don't close mapfile
until after printing cref table.
* cref.cc: Include "symtab.h".
(class Cref_inputs): Define Cref_table_compare and Cref_table.
(Cref_table_compare::operator()): New function.
(Cref_inputs::gather_cref): New function.
(filecol): New static const.
(Cref_inputs::print_cref): New function.
(Cref::print_cref): New function.
* cref.h: Include <cstdio>.
(class Cref): Update declarations.
* mapfile.h (Mapfile::file): New function.
* object.h (class Object): Define Symbols. Declare virtual
do_get_global_symbols.
(Object::get_global_symbols): New function.
* object.cc (Input_objects::add_object): Pass object to cref_ if
--cref.
(Input_objects::archive_start): Likewise.
(Input_objects::archive_stop): Likewise.
(Input_objects::print_cref): New function.
* dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
* dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
--cref.
* plugin.cc (Sized_pluginobj::do_get_global_symbols): New
function.
* plugin.h (class Sized_pluginobj): Update declarations.
2010-01-05 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::add_from_object): Rename def parameter
to is_default_version. Rename insdef to insdefault.
(Symbol_table::add_from_relobj): Rename def to is_default_version
and local to is_forced_local.
(Symbol_table::add_from_pluginobj): Likewise.
(Symbol_table::add_from_dynobj): Likewise.
(Symbol_table::define_special_symbol): Rename insdef to
insdefault.
2010-01-04 Ian Lance Taylor <iant@google.com>
PR 10980
* options.h (class General_options): Add
--allow-multiple-definition and -z muldefs.
* resolve.cc (Symbol_table::should_override): Don't warn about a
multiple symbol definition if --allow-multiple-definition or -z
muldefs.
PR 10980
* options.h (class General_options): Add --add-needed and
--copy-dt-needed-entries. Tweak --as-needed help entry.
* object.cc (Input_objects::check_dynamic_dependencies): Give an
error if --copy-dt-needed-entries aka --add-needed is used and
would cause a change in behaviour.
PR 10980
* options.h (class General_options): Add -G as a short version of
--shared. Add no-op options -assert, -g, and -i.
2010-01-04 Sriraman Tallam <tmsriram@google.com>
* gc.h (gc_process_relocs): Call is_section_foldable_candidate to
check for .text or .gnu.linkonce.t sections.
* icf.cc (Icf::find_identical_sections): Ditto.
Change the detection for mangled function name within the section
name.
* icf.h (is_section_foldable_candidate): New function.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10980
* options.h (class General_options): Permit two dashes with
--retain-symbols-file.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10979
* layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
don't put the file header and segment headers in the text
segment.
PR 10979
* common.cc (Sort_commons::operator()): Stabilize sort when both
entries are NULL.
(Symbol_table::do_allocate_commons_list): When allocating common
symbols, skip a symbol which is no longer common.
* symtab.h (Symbol::is_common): Test whether the symbol comes from
an object before checking its type.
* testsuite/common_test_2.c: New file.
* testsuite/common_test_3.c: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
(common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
(common_test_2_LDFLAGS, common_test_2_LDADD): Define.
(common_test_2_pic.o, common_test_2.so): New targets.
(common_test_3_pic.o, common_test_3.so): New targets.
* testsuite/Makefile.in: Rebuild.
PR 10979
* script.cc (read_input_script): If we see a new SECTIONS clause,
and we have added an input section, give an error.
* layout.h (class Layout): Add have_added_input_section function.
Add have_added_input_section_ field.
* layout.cc (Layout::Layout): Initialize
have_added_input_section_.
(Layout::layout): Set have_added_input_section_.
(Layout::layout_eh_frame): Likewise.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10931
* options.h (class General_options): Add --sort-common option.
* symtab.h (class Symbol_table): Define Sort_commons_order enum.
* common.cc (Sort_common): Add sort_order parameter to
constructor. Add sort_order_ field.
(Sort_commons::operator): Check sort_order_.
(Symbol_table::allocate_commons): Determine the sort order.
(Symbol_table::do_allocate_commons): Add sort_order parameter.
Change all callers.
(Symbol_table::do_allocate_commons_list): Likewise.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10916
* symtab.cc (Symbol_table::add_from_relobj): When not exporting
symbols from this object, don't change the visibility of an
undefined symbol.
* testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10861
* script.h (class Version_script_info): Define Language enum.
Update declarations. Define Glob, Exact, and Lookup types. Add
new fields globals_, locals_, and is_finalized_.
* script.cc: Various formatting fixes.
(class Parser_closure): Change language_stack_ from a vector of
std::string to one of Version_script_info::Language. Adjust all
uses accordingly.
(class Lazy_demangler): Remove.
(struct Version_expression): Change language from std::string to
Version_script_info::Language.
(Version_script_info::Version_script_info): New function.
(Version_script_info::~Version_script_info): Don't call clear.
(Version_script_info::finalize): New function.
(Version_script_info::build_lookup_tables): New function.
(Version_script_info::build_expression_list_lookup): New
function.
(Version_script_info::get_symbol_version_helper): Rewrite to use
lookup tables.
(Version_script_info::print_expression_list): Adjust to use
Version_script_info::Language.
(script_push_lex_into_version_mode): Check that the version script
has not been finalized.
(version_script_push_lang): Change language string to
Version_script_info::Language.
* options.cc (Command_line::version_script): New function.
* options.h (class General_options): Add finalize_dynamic_list
function. Change version_script from declaration to definition.
* testsuite/ver_test_4.script: Remove duplicate def of t2_2.
* testsuite/version_script.map: Remove duplicate def of foo.
* testsuite/Makefile.am (ver_matching_def.so): Depend upon
version_script.map.
* testsuite/Makefile.in: Rebuild.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10843
* target-reloc.h (relocate_for_relocatable): When copying a reloc,
if the input symbol index is 0, make the output symbol index 0.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10670
* options.h (class General_options): Add -x/--discard-all.
* object.cc (Sized_relobj::do_count_local_symbols): Handle
--discard-all. If the local symbol needs a dynamic entry, check
that before handling --discard-locals.
2009-12-30 Ian Lance Taylor <iant@google.com>
PR 10450
* output.cc (Output_segment::Output_segment): If PT_TLS, set the
flags to PF_R.
(Output_segment::add_output_section): Don't change the flags if
the type is PT_TLS.
PR 10450
* dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
GNU hash table if they need a dynamic value. Otherwise, don't add
them if they are defined in a dynamic object or are forced local.
2009-12-29 Ian Lance Taylor <iant@google.com>
PR 10450
* layout.cc (Layout::create_dynamic_symtab): Only set entsize of
.gnu.hash table for a 32-bit target.
PR 10450
* symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
regular and a dynamic object only needs a dynamic symbol table
entry if it is externally visible.
PR 10450
* i386.cc (class Target_i386): Initialize global_offset_table_ in
constructor. Add global_offset_table_ field.
(Target_i386::got_section): Set global_offset_table_.
(Target_i386::do_finalize_sections): Set global_offset_table_
size.
* x86_64.cc (class Target_x86_64): Initialize global_offset_table_
in constructor. Add global_offset_table_ field.
(Target_x86_64::got_section): Set global_offset_table_.
(Target_x86_64::do_finalize_sections): Set global_offset_table_
size.
* layout.cc (Layout::Layout): Initialize increase_relro_.
(Layout::get_output_section): Add is_relro, is_last_relro, and
is_first_non_relro parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::add_output_section_data): Likewise.
(Layout::make_output_section): Likewise.
(Layout::set_segment_offsets): Clear increase_relro when using a
linker script.
* layout.h (class Layout): Add increase_relro method. Add
increase_relro_ field. Update declarations.
* output.cc (Output_section::Output_section): Initialize
is_last_relro_ and is_first_non_relro_.
(Output_segment::add_output_section): Group relro sections is
do_sort is true. Handle is_last_relro and is_first_non_relro.
(Output_segment::maximum_alignment): Remove relro handling.
(Output_segment::set_section_addresses): Add increase_relro
parameter. Change all callers. Add initial alignment to align
relro sections on separate page. Remove old relro handling.
(Output_segment::set_section_list_addresses): Remove in_relro
parameter. Change all callers.
(Output_segment::set_offset): Add increase parameter. Change all
callers. Remove old relro handling.
* output.h (class Output_section): Add new methods: is_last_relro,
set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
Add is_last_relro_ and is_first_non_relro_ fields.
* i386.cc (Target_i386::got_section): Don't call set_is_relro.
Create separate .got.plt section. Call increase_relro.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* testsuite/relro_script_test.t: Add .got.plt.
PR 10450
* layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
(Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
(Layout::finalize): Call set_dynamic_symbol_size.
(Layout::set_dynamic_symbol_size): New function.
* layout.h (class Layout): Add dynamic_symbol_ field. Declare
set_dynamic_symbol_size.
PR 10450
* output.h (class Output_section): Add is_entsize_zero_ field.
* output.cc (Output_section::Output_section): Initialize
is_entsize_zero_.
(Output_section::set_entsize): If two different entsizes are
requested, force it to zero.
(Output_section::add_input_section): Set flags for .debug_str
before updating section flags. Set entsize.
(Output_section::update_flags_for_input_section): Set SHF_MERGE
and SHF_STRING if all input sections have those flags.
2009-12-29 Rafael Espindola <espindola@google.com>
* main.cc (main): Fix the sys time reporting.
* workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
reporting.
2009-12-29 Sriraman Tallam <tmsriram@google.com>
* options.cc (General_options::parse_version): Allow -v to exit
without an error if there is nothing to link.
2009-12-29 Ian Lance Taylor <iant@google.com>
* configure.ac: Set the MCMODEL_MEDIUM conditional to false if
using a version of gcc before 4.1.
* configure: Rebuild.
2009-12-28 Chris Demetriou <cgd@google.com>
* attributes.cc (Output_attributes_section_data::do_write): Use
std::vector::front rather than std::vector::data.
2009-12-28 Ian Lance Taylor <iant@google.com>
* symtab.h (class Symbol_table): Add enum Defined.
* resolve.cc (Symbol_table::should_override): Add defined
parameter. Change all callers. Test whether object is NULL
before calling a method on it.
(Symbol_table::report_resolve_problem): Add defined parameter.
Change all callers.
(Symbol_table::should_override_with_special): Likewise.
* symtab.cc (Symbol_table::define_in_output_data): Add defined
parameter. Change all callers.
(Symbol_table::do_define_in_output_data): Likewise.
(Symbol_table::define_in_output_segment): Likewise.
(Symbol_table::do_define_in_output_segment): Likewise.
(Symbol_table::define_as_constant): Likewise.
(Symbol_table::do_define_as_constant): Likewise.
* script.h (class Symbol_assignment): Add is_defsym parameter to
constructor; change all callers.
* script.cc (Script_options::add_symbol_assignment): Add is_defsym
parameter. Change all callers. Add is_defsym_ field.
(class Parser_closure): Add parsing_defsym parameter to
constructor; change all callers. Add parsing_defsym accessor
function. Add parsing_defsym_ field.
2009-12-28 Ian Lance Taylor <iant@google.com>
* gold.cc (queue_middle_tasks): Fix formatting.
* object.cc (Relobj::is_section_name_included): Likewise.
2009-12-23 Ian Lance Taylor <iant@google.com>
* i386.cc (Target_i386::do_calls_non_split): Recognize
-fsplit-stack prologue for a function with a static chain.
* x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
-fsplit-stack prologue when using %r11.
2009-12-21 Sriraman Tallam <tmsriram@google.com>
* options.cc (General_options::parse_version): Make -v continue and do
the link like GNU ld does.
2009-12-17 Rafael Avila de Espindola <espindola@google.com>
* Makefile.am (CCFILES): Add timer.cc.
(HFILES): Add timer.h.
* configure.ac: Check for sysconf and times.
* main.cc: include timer.h.
(main): Use Timer instead of get_run_time.
* timer.cc: New.
* timer.h: New.
* workqueue.cc: include timer.h.
(Workqueue::find_and_run_task):
Report user, sys and wall time.
* Makefile.in: Regenerate.
* config.in: Regenerate.
* configure: Regenerate.
2009-12-16 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
sections.
* object.cc (Sized_relobj::do_finalize_local_symbols): Handle
relaxed input sections.
* output.cc (Output_section::find_relaxed_input_section): Change
return type to Output_relaxed_input_section pointer. Adjust code
for new type of relaxed_input_section_map_.
* output.h (Output_section::find_relaxed_input_section): Change
return type to Output_relaxed_input_section pointer.
(Output_section::Output_relaxed_input_section_by_input_section_map):
New type.
(Output_section::relaxed_input_section_map_): Change type to
Output_section::Output_relaxed_input_section_by_input_section_map.
* symtab.cc (Symbol_table::compute_final_value): Handle relaxed
input section.
2009-12-15 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::create_shstrtab): Only write out after input
sections if we are compressing debug sections.
2009-12-15 Ian Lance Taylor <iant@google.com>
* archive.cc (Archive::add_symbols): Only look up a symbol without
a version if there is, in fact, a version.
2009-12-14 Ian Lance Taylor <iant@google.com>
Revert -Wshadow changes, all changes from:
2009-12-11 Doug Kwan <dougkwan@google.com>
2009-12-11 Nick Clifton <nickc@redhat.com>
* configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2009-12-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_finalize_sections): Fix build breakage
due to -Wshadow.
* attributes.cc (Object_attribute::size): Ditto.
(Attributes_section_data::size): Ditto.
(Attributes_section_data::Attributes_section_data): Ditto.
(Output_attributes_section_data::do_write): Ditto.
* attributes.h (Object_attribute::set_type): Ditto.
* testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2009-12-11 Nick Clifton <nickc@redhat.com>
* archive.cc: Fix shadowed variable warnings.
* arm.cc: Likewise.
* compressed_output.cc: Likewise.
* compressed_output.h: Likewise.
* configure: Likewise.
* dwarf_reader.cc: Likewise.
* dynobj.cc: Likewise.
* dynobj.h: Likewise.
* ehframe.cc: Likewise.
* ehframe.h: Likewise.
* errors.cc: Likewise.
* expression.cc: Likewise.
* fileread.cc: Likewise.
* fileread.h: Likewise.
* freebsd.h: Likewise.
* i386.cc: Likewise.
* icf.cc: Likewise.
* incremental.h: Likewise.
* layout.cc: Likewise.
* layout.h: Likewise.
* mapfile.cc: Likewise.
* merge.cc: Likewise.
* merge.h: Likewise.
* object.cc: Likewise.
* object.h: Likewise.
* options.h: Likewise.
* output.cc: Likewise.
* output.h: Likewise.
* parameters.cc: Likewise.
* plugin.cc: Likewise.
* powerpc.cc: Likewise.
* reduced_debug_output.cc: Likewise.
* reduced_debug_output.h: Likewise.
* reloc.cc: Likewise.
* reloc.h: Likewise.
* resolve.cc: Likewise.
* script-sections.cc: Likewise.
* script.cc: Likewise.
* script.h: Likewise.
* sparc.cc: Likewise.
* symtab.cc: Likewise.
* symtab.h: Likewise.
* target-select.cc: Likewise.
* target-select.h: Likewise.
* token.h: Likewise.
* workqueue.cc: Likewise.
* workqueue.h: Likewise.
* x86_64.cc: Likewise.
2009-12-10 Doug Kwan <dougkwan@google.com>
* arm.cc (attributes.h): New include.
(Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
(Arm_relobj::~Arm_relobj): Delete object pointed by
attributes_section_data_.
(Arm_relobj::attributes_section_data): New method definition.
(Arm_relobj::attributes_section_data_): New data member declaration.
(Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
(Arm_dynobj::~Arm_dynobj): Delete object pointed by
attributes_section_data_.
(Arm_dynobj::attributes_section_data): New method definition.
(Arm_dynobj::attributes_section_data_): New data member declaration.
(Target_arm::Target_arm): Initialize attributes_section_data_. Change
initialization value of may_use_blx_ to false.
(Target_arm::using_thumb2, Target_arm::using_thumb_only,
Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
object attributes to compute results instead of hard-coding.
(Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
Target_arm::get_secondary_compatible_arch,
Target_arm::set_secondary_compatible_arch
Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
New method declarations.
(Target_arm::get_aeabi_object_attribute): New method definition.
(Target_arm::attributes_section_data_): New data member declaration.
(read_arm_attributes_section): New template definition.
(Arm_relobj::do_read_symbols): Read attributes section if it exists.
(Arm_dynobj::do_read_symbols): Ditto.
(Target_arm::do_finalize_sections): Merge attributes sections from
input. Check for BLX use after attributes section merging.
Fix __exidx_start and __exidx_end visibility. Create an
.ARM.attributes section if necessary.
(Target_arm::get_secondary_compatible_arch,
Target_arm::set_secondary_compatible_arch,
Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
New method definitions.
2009-12-09 Ian Lance Taylor <iant@google.com>
* plugin.cc (Plugin::load): Don't cast from void* to a function
pointer.
2009-12-09 Ian Lance Taylor <iant@google.com>
* dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
information fields.
2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
Replace two_file_shared_1.so with two_file_shared_2.so.
* testsuite/Makefile.in: Regenerated.
2009-12-08 Doug Kwan <dougkwan@google.com>
* Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
(HFILES): Add attributes.h and int_encoding.h.
* Makefile.in: Regenerate.
* dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
function definitions to int_encoding.cc
* dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
prototypes to int_encoding.h
* reduced_debug_output.cc (int_encoding.h): New include.
(write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
function definitions to int_encoding.cc
(insert_into_vector, read_from_pointer): Move template definitions to
int_encoding.h
* attributes.cc: New file.
* attributes.h: New file.
* int_encoding.cc: New file.
* int_encoding.h: New file.
2009-12-07 Rafael Avila de Espindola <espindola@google.com>
PR gold/11055
* incremental-dump.cc (dump_incremental_inputs): New.
(main): Use dump_incremental_inputs.
2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
PR gold/10893
* i386.cc (Target_i386::Scan::globa): Use is_func instead of
checking elfcpp::STT_FUNC.
(Target_i386::Relocate::relocate): Likewise.
* x86_64.cc (Target_x86_64::Scan::global): Likewise.
* symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
symbols from shared libraries into normal FUNC symbols.
* symtab.h (Symbol): Add is_func and use it.
2009-12-05 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::arm_info): Initialize new fields
attributes_section and attributes_vendor.
* i386.cc (Target_i386::i386_info): Same.
* object.cc (Sized_relobj::do_layout): Skip attribute section.
* gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
fields attributes_section and attributes_vendor.
* sparc.cc (Target_sparc::sparc_info): Same.
* target.h (Target::attributes_section, Target::attributes_vendor,
Target::is_attributes_section, Target::attribute_arg_type,
Target::attributes_order): New method definitions.
(Target::Target_info::attributes_section,
Target::Target_info::attributes_vendor): New fields.
(Target::do_attribute_arg_type, Target::do_attributes_order): New
virtual method definitions.
* x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
attributes_section and attributes_vendor.
* testsuite/testfile.cc (Target_test::test_target_info): Same.
2009-12-05 Doug Kwan <dougkwan@google.com>
* arm.cc: Update comments about interworking and stub generation.
(Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
considered as non-PIC.
(Arm_relocate_functions::base_abs): Fix formatting.
(Arm_relocate_functions::got_prel): Fix comment. Change interface
of function to use GOT entry address instead of offset.
(Target_arm::Scan::global): Issue an error if a symbol would need a
PLT does not get one because it is untyped. Remove code to create
dynamic symbols for relative branches.
(Target_arm::Relocate::relocate: Use 0 instead of false since function
takes unsigned integer instead of boolean.
2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
(two_file_test_LDADD): Likewise.
(common_test_1_LDADD): Likewise.
(exception_test_LDADD) Likewise.
(weak_test_LDADD): Likewise.
(many_sections_test_LDADD): Likewise.
(initpri1_LDADD): Likewise.
(script_test_1_LDADD): Likewise.
(script_test_2_LDADD): Likewise.
(justsyms_LDADD): Likewise.
(binary_test_LDADD): Likewise.
(large_LDADD): Likewise.
* testsuite/Makefile.in: Regenerated.
2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
* resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
(Symbol_table::override_with_special): Likewise.
(Symbol_table::add_from_object): Likewise.
2009-12-04 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
Don't set the data_offset twice.
2009-12-04 Rafael Avila de Espindola <espindola@google.com>
* testsuite/Makefile.in: Regenerate.
2009-12-03 Doug Kwan <dougkwan@google.com>
* arm.cc: Remove comment about missing .ARM.exidx section symbols.
(Target_arm::do_finalize_sections): Add parameter for symbol table
pointer. Add __exidx_start and __exidx_end symbols as appropriate.
* i386.cc (Target_i386::do_finalize_sections): Add an additional
parameter for symbol table pointer.
* layout.cc (Layout::finalize): Call Target::finalize_sections with
an additional parameter for a pointer to symbol table.
* powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
parameter for a symbol table pointer.
* sparc.cc (Target_sparc::do_finalize_sections): Ditto.
* target.h (Target::finalize_sections, Target::do_finalize_sections):
Ditto.
* x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
parameter for a symbol table pointer.
2009-12-03 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (Incremental_inputs_header)
(Incremental_inputs_header_write, Incremental_inputs_entry)
(Incremental_inputs_entry_write): Move ...
* incremental.h (Incremental_inputs_header)
(Incremental_inputs_header_write, Incremental_inputs_entry)
(Incremental_inputs_entry_write): here.
2009-12-02 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (make_sized_incremental_binary): Set the target.
Error if it is incompatible.
* output.h (Output_file): Add filename method.
2009-12-02 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (Incremental_inputs_entry): Remove unused argument
from the get_* methods.
2009-12-02 Rafael Avila de Espindola <espindola@google.com>
* incremental-dump.cc (main): Check that the offeset of a script is 0.
* incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
Write 0 for the data_offset of scripts.
2009-12-02 Rafael Avila de Espindola <espindola@google.com>
* testsuite/Makefile.am: Add the incremental_test.sh test.
* testsuite/incremental_test.sh: New.
* testsuite/incremental_test_1.c: New.
* testsuite/incremental_test_2.c: New.
2009-12-01 Rafael Avila de Espindola <espindola@google.com>
* incremental-dump.cc (main): Fix typos.
2009-11-27 Rafael Avila de Espindola <espindola@google.com>
PR gold/11025
* incremental-dump.cc (main): Use llu to print 64 bit values.
2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
$(LIBDL).
(incremental_dump_LDADD): Likewise.
* Makefile.in: Regenerated.
2009-11-25 Doug Kwan <dougkwan@google.com>
Revert:
2009-11-25 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Target_arm): Move method definition
outside of class definition. Add code to handle
--target1-rel, --target1-abs and --target2= options.
(Target_arm::get_reloc_reloc_type): Change method to be
non-static and const.
(Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
New data member declaration.
(Target_arm::Scan::local, Target_arm::Scan::global,
Target_arm::Relocate::relocate,
Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Adjust call to Target_arm::get_real_reloc_type.
(Target_arm::get_real_reloc_type): Use command line options
to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
* options.h (--target1-rel, --target1-abs, --target2): New
ARM-only options.
2009-11-25 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Target_arm): Move method definition outside of
class definition. Add code to handle --target1-rel, --target1-abs
and --target2= options.
(Target_arm::get_reloc_reloc_type): Change method to be non-static
and const.
(Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
member declaration.
(Target_arm::Scan::local, Target_arm::Scan::global,
Target_arm::Relocate::relocate,
Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
call to Target_arm::get_real_reloc_type.
(Target_arm::get_real_reloc_type): Use command line options to
determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
* options.h (--target1-rel, --target1-abs, --target2): New ARM-only
options.
2009-11-25 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
(Arm_relocate_functions::thumb_branch_common): New metod declaration.
(Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
formatting.
(Arm_relocate_functions::thm_call): Replace body with a call to
Arm_relocate_functions::thumb_branch_common.
(Arm_relocate_functions::thm_jump24,
Arm_relocate_functions::thm_xpc22): New method definitions.
(Arm_relocate_functions::thumb_branch_common): New method definition.
(Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
operator.
(Target_arm::Relocate::relocate): Adjust call to thm_call.
Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2009-11-24 Rafael Avila de Espindola <espindola@google.com>
* Makefile.am: Build incremental-dump
* Makefile.in: Regenerate.
* incremental-dump.cc: New.
* incremental.cc (Incremental_inputs_header_data,
Incremental_inputs_entry_data): Move to incremental.h
* incremental.h: (Incremental_inputs_header_data,
Incremental_inputs_entry_data): Move from incremental.cc
2009-11-24 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (Incremental_inputs_header,
Incremental_inputs_header_write, Incremental_inputs_entry,
Incremental_inputs_entry_write): Add a typedef with the data type.
2009-11-24 Rafael Avila de Espindola <espindola@google.com>
* incremental.cc (Incremental_inputs_header,
Incremental_inputs_header_write, Incremental_inputs_entry,
Incremental_inputs_entry_write): Update comment about which
type has the filed descriptions.
2009-11-15 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::may_use_arm_nop): New method definition.
(Arm_relocate_functions::arm_branch_common): Change method defintion
in class definition to a method declaration and update list of formal
parameters.
(Arm_relocate_functions::plt32, Arm_relocate_functions::call,
Arm_relocation_functions::jump24): Adjust call to
Arm_relocate_functions::arm_branch_common. Update list of formal
parameters.
(Arm_relocate_functions::xpc25): New method definition.
(Arm_relocate_functions::arm_branch_common): Move method defintion
out from class definition. Use stubs for mode-switching and extending
branch ranges.
(Target_arm::Relocate::relocate): Handle weakly-undefined symbols
specially. Change code to enable use of stubs in ARM branches.
2009-11-10 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
in method declaration.
(Target_arm::relocate_stub): New method declaration.
(Target_arm::default_target): Change to return a pointer instead of
a const reference.
(Reloc_stub::stub_type_for_reloc): Adjust for the change in
Target_arm::default_target.
(Arm_Relobj::do_relocate_sections): Remove options paramater in
method definition.
(Target_arm::relocate_section): Adjust view.
(Target_arm::relocate_stub): New method definition.
2009-11-10 Doug Kwan <dougkwan@google.com>
* i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
a format warning.
* incremental.cc (open_incremental_binary): Initialized local
variables to avoid warnings.
* object.cc (make_elf_object): Ditto.
* x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
a format warning.
009-11-09 H.J. Lu <hongjiu.lu@intel.com>
PR gold/10930
* testsuite/plugin_test.c: Include "config.h".
2009-11-09 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
(arm_symbol_value): Remove.
(Arm_relocate_functions::arm_branch_common,
Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
Arm_relocate_functions::call, Arm_relocate_functions::jump24,
Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
Arm_relocate_functions::thm_mobw_abs_nc,
Arm_relocate_functions::thm_mov_abs,
Arm_relocate_functions::movw_prel_nc,
Arm_relocate_functions::thm_movt_abs,
Arm_relocate_functions::movt_prel,
Arm_relocate_functions::thm_movw_prel_nc,
Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
(Target_arm::Relocate::relocate): Only decompose address into two
parts if relocation type uses the thumb-bit and pass the actual
bit instead of a flag indicating that the thumb-bit is used. Adjust
calls to methods in Arm_relocate_functions for this change.
2009-11-08 Ian Lance Taylor <iant@google.com>
PR 10925
* reloc.cc: Instantiate
Sized_relobj::initialize_input_to_output_maps and
Sized_relobj:free_input_to_output_maps.
2009-11-06 Ian Lance Taylor <iant@google.com>
PR 10876
* defstd.cc (in_segment): Set only_if_ref true for "end".
2009-11-06 Doug Kwan <dougkwan@google.com>
* arm.cc (class Reloc_stub): Correct a comment.
(Target_arm::Target_arm): Initialize arm_input_section_map_.
(Target_arm::scan_section_for_stubs): New method declaration.
(Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
Change methods from private to protected.
(Target_arm::do_may_relax): New method definition.
(Target_arm::do_relax, Target_arm::group_sections,
Target_arm::scan_reloc_for_stub,
Target_arm::scan_reloc_section_for_stubs): New method declarations.
(Target_arm::arm_input_section_map_): New data member declaration.
(Target_arm::scan_reloc_for_stub,
Target_arm::scan_reloc_section_for_stubs,
Target_arm::scan_section_for_stubs, Target_arm::group_sections,
Target_arm::do_relax): New method definitions.
2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
* configure.ac: Check for (struct stat)::st_mtim
* fileread.cc (File_read::get_mtime): Use st_mtim if available.
* config.in: Regenerate.
* configure: Regenerate.
2009-11-05 Ian Lance Taylor <iant@google.com>
PR 10910
* output.cc (Output_segment::add_output_section): Add missing
return statement.
2009-11-04 Ian Lance Taylor <iant@google.com>
PR 10880
* object.h (class Object): Add is_needed and set_is_needed
methods. Add is_needed_ field. Make bool fields into bitfields.
* symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
defined in a dynamic object and referenced by a regular object,
set is_needed for the dynamic object.
* layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
if the file is marked with as_needed and it is not needed.
2009-11-04 Ian Lance Taylor <iant@google.com>
PR 10887
* arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
tags if data is discarded by linker script.
* i386.cc (Target_i386::do_finalize_sections): Likewise.
* powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
* sparc.cc (Target_sparc::do_finalize_sections): Likewise.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2009-11-04 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::get_output_section): Add is_interp and
is_dynamic_linker_section parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::make_output_section): Likewise.
(Layout::add_output_section_data): Add is_dynamic_linker_section
parameter. Change all callers.
* layout.h (class Layout): Update declarations.
* output.h (class Output_section): Add is_interp, set_is_interp,
is_dynamic_linker_section, set_is_dynamic_linker_section methods.
Add is_interp_, is_dynamic_linker_section_ fields. Change
generate_code_fills_at_write_ to a bitfield.
* output.cc (Output_section::Output_sections): Initialize new
fields.
(Output_segment::add_output_section): Add do_sort parameter.
Change all callers.
2009-11-03 Ian Lance Taylor <iant@google.com>
PR 10860
* options.h (class General_options): Add --warn-common.
* resolve.cc (Symbol_table::resolve): Handle --warn-common when
merging two common symbols.
(Symbol_table::should_override): Handle --warn-common when merging
a common symbol with a defined symbol. Use report_resolve_problem
for multiple definitions.
(Symbol_table::report_resolve_problem): New function.
* symtab.h (class Symbol_table): Declare report_resolve_problem.
2009-11-03 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
stub_factory_.
(Target_arm::stub_factory): New method definition.
(Target_arm::new_arm_input_section,
Target_arm::find_arm_input_section, Target_arm::new_stub_table,
Target_arm::reloc_uses_thumb_bit): New method declarations.
(Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
New type definitions.
(Target_arm::stub_tables_, Target_arm::stub_factory_): New data
member declarations.
(Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
Target_arm::find_arm_input_section, Target_arm::new_stub_table):
New method definitions.
2009-11-03 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add --warn_constructors.
2009-11-03 Ian Lance Taylor <iant@google.com>
PR 10893
* defstd.cc (in_section): Add entries for __rel_iplt_start,
__rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2009-11-03 Ian Lance Taylor <iant@google.com>
PR 10895
* po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
--msgid-bugs-address.
(install-pdf): New target.
(install-data_yes): Look up one directory to find mkinstalldirs.
2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
* po/Make-in (.po.gmo): Don't generate .gmo files in source
tree.
2009-10-30 Doug Kwan <dougkwan@google.com>
* arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2009-10-30 Doug Kwan <dougkwan@google.com>
* arm.cc (Stub_addend_reader): New struct template definition
and partial specializations.
(Stub_addend_reader::operator()): New method definition for a
partially specialized template.
2009-10-30 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::processor_specific_flags): New method
definition.
(Arm_relobj::do_read_symbols): New method declaration.
(Arm_relobj::processor_specific_flags_): New data member declaration.
(Arm_dynobj): New class definition.
(Target_arm::do_finalize_sections): Add input_objects parameter.
(Target_arm::do_adjust_elf_header): New method declaration.
(Target_arm::are_eabi_versions_compatible,
(Target_arm::merge_processor_specific_flags): New method declaration.
(Target_arm::do_make_elf_object): New overloaded method definitions
and declaration.
(Arm_relobj::do_read_symbols): New method definition.
(Arm_dynobj::do_read_symbols): Ditto.
(Target_arm::do_finalize_sections): Add input_objects parameters.
Merge processor-specific flags from all input objects.
(Target_arm::are_eabi_versions_compatible,
Target_arm::merge_processor_specific_flags,
Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
New method definitions.
* i386.cc (Target_i386::do_finalize_sections): Add unnamed
Input_objects pointer type parameter.
* layout.cc (Layout::finalize): Pass input objects to target's.
finalize_sections function.
* output.cc (Output_file_header::do_sized_write): Set ELF file
header's processor-specific flags.
* powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
Input_objects pointer type parameter.
* sparc.cc (Target_sparc::do_finalize_sections): Same.
* target.h (Input_objects): New forward class declaration.
(Target::processor_specific_flags,
Target::are_processor_specific_flags_sect): New method definitions.
(Target::finalize_sections): Add input_objects parameter.
(Target::Target): Initialize processor_specific_flags_ and
are_processor_specific_flags_set_.
(Target::do_finalize_sections): Add unnamed Input_objects pointer type
parameter.
(Target::set_processor_specific_flags): New method definition.
(Target::processor_specific_flags_,
Target::are_processor_specific_flags_set_): New data member
declarations.
* x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
Input_objects pointer type parameter.
2009-10-30 Doug Kwan <dougkwan@google.com>
* arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2009-10-28 Ian Lance Taylor <iant@google.com>
* object.h (class Relobj): Drop options parameter from
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.
2009-10-28 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj): New class definition.
(Arm_relobj::scan_sections_for_stubs,
Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
New method definitions.
2009-10-28 Cary Coutant <ccoutant@google.com>
* plugin.h (Plugin::Plugin): Initialize cleanup_done_.
(Plugin::cleanup_done_): New member.
(Plugin_manager::Plugin_manager): Remove cleanup_done_.
(Plugin_manager::cleanup_done_): Remove.
(Plugin_manager::add_input_file): Edit error message.
* plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
(Plugin_manager::cleanup): Remove use of cleanup_done_.
2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
* fileread.cc: (File_read::View::~View): Use the new
data_ownership_ filed.
(File_read::~File_read): Dispose the new whole_file_view_.
(File_read::open): Mmap the whole file if needed.
(File_read::open): Use whole_file_view_ instead of contents_.
(File_read::find_view): Use whole_file_view_ if applicable.
(File_read::do_read): Use whole_file_view_ instead of contents_.
(File_read::make_view): Use whole_file_view_ instead of contents_,
update File_read::View::View call.
(File_read::find_or_make_view): Update File_read::View::View
call.
* fileread.h: (File_read::File_read): Initialize whole_file_view_,
remove contents_
(File_read::View::Data_ownership): New enum.
(File_read::View::View): Replace bool mapped_ with Data_ownership
argument.
(File_read::View::mapped_): Remove (replaced by data_ownership_).
(File_read::View::data_ownership_): New field.
(File_read::contents_): Remove (replaced by whole_file_view_).
(File_read::whole_file_view_): New field.
* options.h (class General_options): Add --keep-files-mapped.
2009-10-27 Cary Coutant <ccoutant@google.com>
* symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
* testsuite/Makefile.am (plugin_test_5): New test case.
* testsuite/Makefile.in: Regenerate.
2009-10-25 Doug Kwan <dougkwan@google.com>
* object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
from private to protected to allow access by child class.
(Sized_relobj::do_relocate_sections): New method declaration.
(Sized_relobj::relocate_sections): Virtualize.
* reloc.cc (Sized_relobj::do_relocate_sections): Rename from
Sized_relobj::relocate_sections. Instantiate template explicitly
for different target sizes and endianity.
2009-10-24 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
(Arm_input_section::as_arm_input_section): New method.
(Arm_output_section): New class definition.
(Arm_output_section::create_stub_group,
Arm_output_section::group_sections): New method definitions.
2009-10-22 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_input_section): New class definition.
(Arm_input_section::init, Arm_input_section:do_write,
Arm_input_section::set_final_data_size,
Arm_input_section::do_reset_address_and_file_offset): New method
definitions.
2009-10-21 Doug Kwan <dougkwan@google.com>
* arm.cc (Stub_table, Arm_input_section): New forward class
declarations.
(Stub_table): New class defintion.
(Stub_table::add_reloc_stub, Stub_table::relocate_stubs
Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
New method definition.
2009-10-21 Doug Kwan <dougkwan@google.com>
* arm.cc: Update copyright comments.
(Target_arm): New forward class template declaration.
(Arm_address): New type.
(ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
constants.
(Insn_template): Same.
(DEF_STUBS): New macro.
(Stub_type): New enum type.
(Stub_template): New class definition.
(Stub): Same.
(Reloc_stub): Same.
(Stub_factory): Same.
(Target_arm::Target_arm): Initialize may_use_blx_ and
should_force_pic_veneer_.
(Target_arm::may_use_blx, Target_arm::set_may_use_blx,
Target_arm::should_force_pic_veneer,
Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
Target_arm::using_thumb_only, Target_arm:;default_target): New
method defintions.
(Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
New data member declarations.
(Insn_template::size, Insn_template::alignment): New method defintions.
(Stub_template::Stub_template): New method definition.
(Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
(Stub_factory::Stub_factory): New method definition.
* gold.h (string_hash): New template.
* output.h (Input_section_specifier::hash_value): Use
gold::string_hash.
(Input_section_specifier::string_hash): Remove.
* stringpool.cc (Stringpool_template::string_hash): Use
gold::string_hash.
2009-10-20 Doug Kwan <dougkwan@google.com>
* object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
symbols of relaxed input sections.
* output.h (Output_section::find_relaxed_input_section): Make
method public.
2009-10-16 Doug Kwan <dougkwan@google.com>
* dynobj.cc (Versions::Versions): Initialize version_script_.
Only insert base version symbol definition for a shared object
if version script defines any version versions.
(Versions::define_base_version): New method definition.
(Versions::add_def): Check that base version is not needed.
(Versions::add_need): Define base version lazily.
* dynobj.h (Versions::define_base_version): New method declaration.
(Versions::needs_base_version_): New data member declaration.
* testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
(check_DATA): Add no_version_test.stdout.
(libno_version_test.so, no_version_test.o no_version_test.stdout):
New make rules.
* testsuite/Makefile.in: Regenerate.
* testsuite/no_version_test.c: New file.
* testsuite/no_version_test.sh: Ditto.
2009-10-16 Doug Kwan <dougkwan@google.com>
* expression.cc (class Segment_start_expression): New class definition.
(Segment_start_expression::value): New method definition.
(script_exp_function_segment_start): Return a new
Segment_start_expression.
* gold/script-c.h (script_saw_segment_start_expression): New function
prototype.
* script-sections.cc (Script_sections::Script_sections): Initialize
SAW_SEGMENT_START_EXPRESSION_ to false.
(Script_sections::set_section_addresses): Use -Ttext, -Tdata
and -Tbbs options to specify section addresses if given in
command line and no SEGMENT_START expression is seen in a script.
* script-sections.h (Script_sections::saw_segment_start_expression,
Script_sections::set_saw_segment_start_expression): New method
definition.
(Script_sections::saw_segment_start_expression_): New data member
declaration.
* script.cc (script_saw_segment_start_expression): New function.
* yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
* testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
script_test_7.sh and script_test_8.sh.
(check_DATA): Add script_test_6.stdout, script_test_7.stdout and
script_test_8.stdout.
(MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
(script_test_6, script_test_6.stdout, script_test_7,
script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
* Makefile.in: Regenerate.
* testsuite/script_test_6.sh: New file.
* testsuite/script_test_6.t: Same.
* testsuite/script_test_7.sh: Same.
* testsuite/script_test_7.t: Same.
* testsuite/script_test_8.sh: Same.
2009-10-16 Doug Kwan <dougkwan@google.com>
* output.cc (Output_segment::set_section_list_address): Cast
expressions to unsigned long long type to avoid format warnings.
2009-10-15 Ian Lance Taylor <iant@google.com>
* script.cc (Script_options::add_symbol_assignment): Always add a
dot assignment to script_sections_.
* script-sections.cc (Script_sections::add_dot_assignment):
Initialize if necessary.
* layout.cc (Layout::relaxation_loop_body): Don't crash if we see
program headers with no load segment if there is a linker script.
* layout.cc (Layout::set_segment_offsets): Align the file offset
to the segment aligment for -N or -n with no load segment.
* output.cc (Output_segment::add_output_section): Don't crash if
the first section is a TLS section.
(Output_segment::set_section_list_addresses): Print an error
message if the address moves backward in a linker script.
* script-sections.cc
(Output_section_element_input::set_section_addresses): Don't
increase *dot_value for a SHF_TLS/SHT_NOBITS section.
(Orphan_output_section::set_section_addresses): Likewise.
2009-10-15 Doug Kwan <dougkwan@google.com>
* layout.cc (Layout::finish_dynamic_section): Generate tags
DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2009-10-14 Ian Lance Taylor <iant@google.com>
* object.h (class Relocate_info): Add reloc_shdr and data_shdr
fields.
* object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
data_shdr fields of relinfo.
* i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
(Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
R_386_TLS_LDO_32, adjust based on section flags.
(Target_i386::Relocate::fix_up_ldo): Remove.
2009-10-13 Ian Lance Taylor <iant@google.com>
Add support for -pie.
* options.h (class General_options): Add -pie and
--pic-executable.
(General_options::output_is_position_independent): Test -pie.
(General_options::output_is_executable): Return true if not shared
and not relocatable.
(General_options::output_is_pie): Remove.
* options.cc (General_options::finalize): Reject incompatible uses
of -pie.
* gold.cc (queue_middle_tasks): A -pie link is not static.
* symtab.h (Symbol::needs_plt_entry): Return false if -pie.
* symtab.cc (Symbol::final_value_is_known): Return false if
output_is_position_independent.
* layout.cc (Layout::set_segment_offsets): Start at address 0 if
output_is_position_independent.
* output.cc (Output_file_header::do_sized_write): Use ET_DYN if
output_is_position_independent.
* i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
output_is_position_independent.
* testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
two_file_pie_test.
(basic_pie_test.o, basic_pie_test): New targets.
(two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
(two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
(two_file_pie_test): New target.
* testsuite/Makefile.in: Rebuild.
* README: Remove note saying that -pie is not supported.
2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* options.h (class General_options): Add -init and -fini.
* layout.cc (Layout::finish_dynamic_section): Emit
given init and fini functions.
2009-10-13 Sriraman Tallam <tmsriram@google.com>
* gc.h (gc_process_relocs): Check if icf is enabled using new
function.
* gold.cc (queue_initial_tasks): Likewise.
(queue_middle_tasks): Likewise.
* object.cc (do_layout): Likewise.
* symtab.cc (is_section_folded): Likewise.
* main.cc (main): Likewise.
* reloc.cc (Read_relocs::run): Likewise.
(Sized_relobj::do_scan_relocs): Likewise.
* icf.cc (is_function_ctor_or_dtor): New function.
(Icf::find_identical_sections): Check if function is ctor or dtor when
safe icf is chosen.
* options.h (General_options::icf): Change option to be an enum.
(Icf_status): New enum.
(icf_enabled): New method.
(icf_safe_folding): New method.
(set_icf_status): New method.
(icf_status_): New variable.
* (options.cc) (General_options::finalize): Set icf_status_.
* testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
icf_test and icf_keep_unique_test to use the --icf enum flag.
* testsuite/icf_safe_test.sh: New file.
* testsuite/icf_safe_test.cc: New file.
2009-10-12 Sriraman Tallam <tmsriram@google.com>
* symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
includes to gc.h and icf.h.
* arm.cc: Include gc.h.
* gold.cc: Likewise.
* i386.cc: Likewise.
* powerpc.cc: Likewise.
* sparc.cc: Likewise.
* x86_64.cc: Likewise.
* gc.h: Include icf.h.
2009-10-11 Ian Lance Taylor <iant@google.com>
* plugin.cc: Include "gold.h" before other header files.
2009-10-10 Chris Demetriou <cgd@google.com>
* options.h (Input_file_argument::Input_file_type): New enum.
(Input_file_argument::is_lib_): Replace with...
(Input_file_argument::type_): New member.
(Input_file_argument::Input_file_argument): Take Input_file_type
'type' rather than boolean 'is_lib' as second argument.
(Input_file_argument::is_lib): Use type_.
(Input_file_argument::is_searched_file): New function.
(Input_file_argument::may_need_search): Handle is_searched_file.
* options.cc (General_options::parse_library): Support -l:filename.
(General_options::parse_just_symbols): Update for Input_file_argument
changes.
(Command_line::process): Likewise.
* archive.cc (Archive::get_file_and_offset): Likewise.
* plugin.cc (Plugin_manager::release_input_file): Likewise.
* script.cc (read_script_file, script_add_file): Likewise.
* fileread.cc (Input_file::Input_file): Likewise.
(Input_file::will_search_for): Handle is_searched_file.
(Input_file::open): Likewise.
* readsyms.cc (Read_symbols::get_name): Likewise.
* testsuite/Makefile.am (searched_file_test): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/searched_file_test.cc: New file.
* testsuite/searched_file_test_lib.cc: New file.
2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
Ian Lance Taylor <iant@google.com>
* descriptor.cc: Include <cstdio> and "binary-io.h".
(Descriptors::open): Open the files in binary mode always.
* script.cc (Lex::get_token): Treat \r as whitespace.
2009-10-09 Ian Lance Taylor <iant@google.com>
* testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
Ian Lance Taylor <iant@google.com>
* configure.ac: Check for readv function also.
* fileread.cc (readv): Define if not HAVE_READV.
* fileread.h (File_read:: max_readv_entries): Set to 1 if readv
does not exist.
* config.in: Regenerate.
* configure: Regenerate.
2009-10-09 Doug Kwan <dougkwan@google.com>
* layout.cc (Layout::make_output_section): Call target hook to make
ordinary output section.
(Layout::finalize): Adjust parameter list of call the
Target::may_relax().
* layout.h (class Layout::section_list): New method.
* merge.h (Output_merge_base::entsize): Change visibility to public.
(Output_merge_base::is_string, Output_merge_base::do_is_string):
New methods.
(Output_merge_string::do_is_string): New method.
* object.cc (Sized_relobj::do_setup): renamed from
Sized_relobj::set_up.
* object.h (Sized_relobj::adjust_shndx,
Sized_relobj::initializ_input_to_output_maps,
Sized_relobj::free_input_to_output_maps): Change visibilities to
protected.
(Sized_relobj::setup): Virtualize.
(Sized_relobj::do_setup): New method declaration.
(Sized_relobj::invalidate_section_offset,
Sized_relobj::do_invalidate_section_offset): New method decfinitions.
(Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
* options.cc (parse_int): New function.
* options.h (parse_int): New declaration.
(DEFINE_int): New macro.
(stub_group_size): New option.
* output.cc (Output_section::Output_section): Initialize memebers
merge_section_map_, merge_section_by_properties_map_,
relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
(Output_section::add_input_section): Handled deferred code-fill
generation and remove an old comment.
(Output_section::add_relaxed_input_section): New method definition.
(Output_section::add_merge_input_section): Use merge section by
properties map to speed to search. Update merge section maps
as appropriate.
(Output_section::build_relaxation_map): New method definition.
(Output_section::convert_input_sections_in_list_to_relaxed_sections):
Same.
(Output_section::relax_input_section): Renamed to
Output_section::convert_input_sections_to_relaxed_sections and change
interface to take a vector of pointers to relaxed sections.
(Output_section::find_merge_section,
Output_section::find_relaxed_input_section): New method definitions.
(Output_section::is_input_address_mapped,
Output_section::output_offset, Output_section::output_address):
Use output section data maps to speed up searching.
(Output_section::find_starting_output_address): Add comments.
(Output_section::do_write,
Output_section::write_to_postprocessing_buffer): Do code-fill
generation as appropriate.
(Output_section::get_input_sections): Invalidate relaxed input section
map.
(Output_section::restore_states): Adjust type of checkpoint .
Invalidate relaxed input section map.
* output.h (Output_merge_base): New class declaration.
(Input_section_specifier): New class defintion.
(class Output_relaxed_input_section) Change base class to
Output_section_data_build.
(Output_relaxed_input_section::Output_relaxed_input_section): Adjust
base class initializer.
(Output_section::add_relaxed_input_section): New method declaration.
(Output_section::Input_section): Change visibility to protected.
(Output_section::Input_section::relobj,
Output_section::Input_section::shndx): Handle relaxed input sections.
Output_section::input_sections) Change visibility to protected. Also
define overload to return a non-const pointer.
(Output_section::Merge_section_properties): New class defintion.
(Output_section::Merge_section_by_properties_map,
Output_section::Output_section_data_by_input_section_map,
Output_section::Relaxation_map): New types.
(Output_section::relax_input_section): Rename method to
Output_section::convert_input_sections_to_relaxed_sections and change
interface to take a vector of relaxed section pointers.
(Output_section::find_merge_section,
Output_section::find_relaxed_input_section,
Output_section::build_relaxation_map,
Output_section::convert_input_sections_in_list_to_relaxed_sections):
New method declarations.
(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_,
Output_section::generate_code_fills_at_write_): New data members.
* script-sections.cc
(Output_section_element_input::set_section_addresses): Call
current_data_size and addralign methods of relaxed input sections.
(Orphan_output_section::set_section_addresses): Call current_data_size
and addralign methods of relaxed input sections.
* symtab.cc (Symbol_table::compute_final_value): Extract template
from the body of Symbol_table::sized_finalize_symbol.
(Symbol_table::sized_finalized_symbol): Call
Symbol_table::compute_final_value.
* symtab.h (Symbol_table::Compute_final_value_status): New enum type.
(Symbol_table::compute_final_value): New templated method declaration.
* target.cc (Target::do_make_output_section): New method defintion.
* target.h (Target::make_output_section): New method declaration.
(Target::relax): Add more parameters for input objects, symbol table
and layout. Adjust call to do_relax.
(Target::do_make_output_section): New method declaration.
(Target::do_relax): Add parameters for input objects, symbol table
and layout.
2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
* pread.c: Include stdio.h.
2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
* plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
defined.
2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
Change read_shndx type to unsigned int.
(Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
int.
(Sized_dwarf_line_info::read_line_mappings): Likewise.
* dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
Change read_shndx type to unsigned int.
(Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
int.
(Sized_dwarf_line_info::read_line_mappings): Likewise.
* layout.cc (Layout::create_symtab_sections): Cast the result of
local_symcount * symsize to off_t in the gold_assert.
2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
R_ARM_BASE_ABS.
(Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
(Arm_relocate_functions::thm_abs5): New function.
(Arm_relocate_functions::abs12): New function.
(Arm_relocate_functions::abs16): New function.
(Arm_relocate_functions::base_abs): New function.
(Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
(Scan::local): Remove special handling of R_ARM_ABS8. Handle
R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
R_ARM_BASE_ABS.
(Scan::global): Likewise.
(Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
(Relocatable_size_for_reloc::get_size_for_reloc): Handle
R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
R_ARM_BASE_ABS.
2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
(Arm_relocate_functions::movt_prel): New function.
(Arm_relocate_functions::thm_movw_prel_nc): New function.
(Arm_relocate_functions::thm_movt_prel): New function.
(Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
(Scan::global, Relocate::relocate): Likewise.
(Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
* gold.cc: (queue_initial_tasks): Pass incremental_inputs to
Incremental_checker.
* incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
unsigned int.
(class Incremental_inputs_header): New class.
(Incremental_inputs_header_writer): Edit comment.
(Incremental_inputs_entry): New class.
(Incremental_inputs_entry_writer): Edit comment.
(Sized_incremental_binary::do_find_incremental_inputs_section):
Add *strtab_shndx parameter, fill it.
(Sized_incremental_binary::do_check_inputs): New method.
(Incremental_checker::can_incrementally_link_output_file): Use
Sized_incremental_binary::check_inputs.
(Incremental_inputs::report_command_line): Save command line in
command_line_.
* incremental.h:
(Incremental_binary::find_incremental_inputs_section): New
method.
(Incremental_binary::do_find_incremental_inputs_section): Add
strtab_shndx parameter.
(Incremental_binary::do_check_inputs): New pure virtual method.
(Sized_incremental_binary::do_check_inputs): Declare.
(Incremental_checker::Incremental_checker): Add incremental_inputs
parameter, use it to initialize incremental_inputs_.
(Incremental_checker::incremental_inputs_): New field.
(Incremental_checker::command_line): New method.
(Incremental_checker::inputs): New method.
(Incremental_checker::command_line_): New field.
2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
* incremental.cc: Include <cstdarg> and "target-select.h".
(vexplain_no_incremental): New function.
(explain_no_incremental): New function.
(Incremental_binary::error): New method.
(Sized_incremental_binary::do_find_incremental_inputs_section): New
method.
(make_sized_incremental_binary): New function.
(open_incremental_binary): New function.
(can_incrementally_link_file): Add checks if output is ELF and has
inputs section.
* incremental.h: Include "elfcpp_file.h" and "output.h".
(Incremental_binary): New class.
(Sized_incremental_binary): New class.
(open_incremental_binary): Declare.
* object.cc (is_elf_object): Use
elfcpp::Elf_recognizer::is_elf_file.
(make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
* output.h (Output_file::filesize): New method.
2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
New function.
(Arm_relocate_functions::insert_val_arm_movw_movt): New function.
(Arm_relocate_functions::extract_thumb_movw_movt_addend): New
function.
(Arm_relocate_functions::insert_val_thumb_movw_movt): New
function.
(Arm_relocate_functions::movw_abs_nc): New function.
(Arm_relocate_functions::movt_abs): New function.
(Arm_relocate_functions::thm_movw_abs_nc): New function.
(Arm_relocate_functions::thm_movt_abs): New function.
(Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
(Scan::global): Likewise.
(Relocate::relocate): Likewise.
(Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::got_prel) New function.
(Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
(Relocate::relocate): Likewise.
(Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2009-10-06 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Define
split_stack_adjust_size parameter.
* object.h (class Object): Add uses_split_stack_ and
has_no_split_stack_ fields. Add uses_split_stack and
has_no_split_stack accessor functions. Declare
handle_split_stack_section.
(class Reloc_symbol_changes): Define.
(class Sized_relobj): Define Function_offsets. Declare
split_stack_adjust, split_stack_adjust_reltype, and
find_functions.
* object.cc (Object::handle_split_stack_section): New function.
(Sized_relobj::do_layout): Call handle_split_stack_section.
* dynobj.cc (Sized_dynobj::do_layout): Call
handle_split_stack_section.
* reloc.cc (Sized_relobj::relocate_sections): Call
split_stack_adjust for executable sections in split_stack
objects. Pass reloc_map to relocate_section.
(Sized_relobj::split_stack_adjust): New function.
(Sized_relobj::split_stack_adjust_reltype): New function.
(Sized_relobj::find_functions): New function.
* target-reloc.h: Include "object.h".
(relocate_section): Add reloc_symbol_changes parameter. Change
all callers.
* target.h (class Target): Add calls_non_split method. Declare
do_calls_non_split virtual method. Declare match_view and
set_view_to_nop.
* target.cc: Include "elfcpp.h".
(Target::do_calls_non_split): New function.
(Target::match_view): New function.
(Target::set_view_to_nop): New function.
* gold.cc (queue_middle_tasks): Give an error if mixing
split-stack and non-split-stack objects with -r.
* i386.cc (Target_i386::relocate_section): Add
reloc_symbol_changes parameter.
(Target_i386::do_calls_non_split): New function.
* x86_64.cc (Target_x86_64::relocate_section): Add
reloc_symbol_changes parameter.
(Target_x86_64::do_calls_non_split): New function.
* arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
parameter.
* powerpc.cc (Target_powerpc::relocate_section): Add
reloc_symbol_changes parameter.
* sparc.cc (Target_sparc::relocate_section): Add
reloc_symbol_changes parameter.
* configure.ac: Call AM_CONDITIONAL for the default target.
* configure: Rebuild.
* testsuite/Makefile.am (TEST_AS): New variable.
(check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
(check_DATA): Add split_i386 and split_x86_64 files.
(SPLIT_DEFSYMS): Define.
(split_i386_[1234n].o): New targets.
(split_i386_[124]): New targets.
(split_i386_[1234r].stdout): New targets.
(split_x86_64_[1234n].o): New targets.
(split_x86_64_[124]): New targets.
(split_x86_64_[1234r].stdout): New targets.
(MOSTLYCLEANFILES): Add new executables.
* testsuite/split_i386.sh: New file.
* testsuite/split_x86_64.sh: New file.
* testsuite/split_i386_1.s: New file.
* testsuite/split_i386_2.s: New file.
* testsuite/split_i386_3.s: New file.
* testsuite/split_i386_4.s: New file.
* testsuite/split_i386_n.s: New file.
* testsuite/split_x86_64_1.s: New file.
* testsuite/split_x86_64_2.s: New file.
* testsuite/split_x86_64_3.s: New file.
* testsuite/split_x86_64_4.s: New file.
* testsuite/split_x86_64_n.s: New file.
* testsuite/testfile.cc (Target_test): Update relocation_section
function.
* testsuite/Makefile.in: Rebuild.
2009-10-06 Ian Lance Taylor <iant@google.com>
* i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
(Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
the address on ldo_addrs_.
(Target_i386::Relocate::fix_up_ldo): New function.
2009-10-06 Rafael Espindola <espindola@google.com>
* plugin.cc (add_input_library): New.
(Plugin::load): Add add_input_library to tv.
(Plugin_manager::add_input_file): Add the is_lib argument.
(add_input_file): Update call to Plugin_manager::add_input_file.
(add_input_library): New.
* plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2009-09-30 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
symbol and call Symbol::may_need_copy_reloc to determine if
a copy reloc is needed.
* copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
nocopyreloc is given in command line.
(Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
given in command line.
* i386.cc (Target_i386::may_need_copy_reloc): Remove.
(Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
of the removed Target_i386::may_need_copy_reloc.
* options.h (copyreloc): New option with default value false.
* powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
(Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
instead of the removed Target_powerpc::may_need_copy_reloc.
* sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
(Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
instead of the removed Target_sparc::may_need_copy_reloc.
* symtab.h (Symbol::may_need_copy_reloc): New method definition.
* x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
(Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
instead of the removed Target_x86_64::may_need_copy_reloc.
2009-09-30 Ian Lance Taylor <iant@google.com>
* object.h (class Object): Remove target_ field, and target,
sized_target, and set_target methods.
(Object::sized_target): Remove.
(class Sized_relobj): Update declarations. Remove sized_target.
* object.cc (Sized_relobj::setup): Remove target parameter.
Change all callers.
(Input_objects::add_object): Don't do anything with the target.
(make_elf_sized_object): Add punconfigured parameter. Change all
callers. Set or test parameter target.
* dynobj.cc (Sized_dynobj::target): Remove target parameter.
Change all callers.
* parameters.cc (Parameters::set_target): Change parameter type to
be non-const.
(Parameters::default_target): Remove.
(set_parameters_target): Change parameter type to be non-const.
(parameters_force_valid_target): New function.
(parameters_clear_target): New function.
* parameters.h (class Parameters): Update declarations. Remove
default_target method. Add sized_target and clear_target
methods. Change target_ to be non-const.
(set_parameters_target): Update declaration.
(parameters_force_valid_target): Declare.
(parameters_clear_target): Declare.
* readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
as NULL if we aren't searching.
(Add_symbols::run): Don't check for compatible target.
* fileread.cc (Input_file::open_binary): Call
parameters_force_valid_target.
* gold.cc (queue_middle_tasks): Likewise.
* plugin.cc (make_sized_plugin_object): Likewise. Don't call
set_target on object.
* dynobj.h (class Sized_dynobj): Update declarations.
* archive.cc (Archive::get_elf_object_for_member): Return NULL if
make_elf_object returns NULL.
(Archive::include_member): Don't check whether object target is
compatible.
* output.cc (Output_section::add_input_section): Get target from
parameters.
(Output_section::relax_input_section): Likewise.
* reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
parameters.
(Sized_relobj::do_scan_relocs): Likewise.
(Sized_relobj::relocate_sections): Likewise.
* resolve.cc (Symbol_table::resolve): Likewise.
* symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
parameter. Change all callers.
(Symbol_table::add_from_object): Get target from parameters.
(Symbol_table::add_from_relobj): Don't check object target.
(Symbol_table::add_from_dynobj): Likewise.
(Symbol_table::define_special_symbol): Get target from
parameters.
* symtab.h (class Symbol_table): Update declaration.
* testsuite/binary_unittest.cc (gold_testsuite): Remove target
parameter. Change all callers. Clear parameter target.
(Binary_test): Test target here.
* testsuite/object_unittest.cc (gold_testsuite): Remove
target_test_pointer parameter. Change all callers.
(Object_test): Test target here.
2009-09-26 Ian Lance Taylor <iant@google.com>
* testsuite/initpri1.c: Don't try to use constructor priorities if
compiling with gcc before 4.3.
2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
* testsuite/retain_symbols_file_test.sh (check_present): Change
output file name to retain_symbols_file_test.stdout.
(check_absent): Likewise.
2009-09-18 Craig Silverstein <csilvers@google.com>
* object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
* options.cc: Include <cerrno> and <fstream>.
(General_options::finalize): Parse -retain-symbols-file tag.
* options.h: New flag.
(General_options): New method should_retain_symbol, new
variable symbols_to_retain.
* symtab.cc (Symbol_table::sized_finalize_symbol): Test
should_retain_symbol map.
* testsuite/Makefile.am (retain_symbols_file_test): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/retain_symbols_file_test.sh: New file.
2009-09-18 Nick Clifton <nickc@redhat.com>
* po/es.po: Updated Spanish translation.
2009-09-17 Doug Kwan <dougkwan@google.com>
* debug.h (DEBUG_RELAXATION): New constant.
(DEBUG_ALL): Add DEBUG_RELAXATION.
(debug_string_to_enum): Add relaxation debug option.
* layout.cc
(Layout::Relaxation_debug_check::check_output_data_for_reset_values,
Layout::Relaxation_debug_check::read_sections,
Layout::Relaxation_debug_check::read_sections): New method definitions.
(Layout::Layout): Initialize data members
record_output_section_data_from_scrips_,
script_output_section_data_list_ and relaxation_debug_check_.
(Layout::save_segments, Layout::restore_segments,
Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
Layout::relaxation_loop_body): New method definitions.
(Layout::finalize): Support relaxation. Move section layout code to
Layout::relaxation_loop_body.
(Layout::set_asection_address_from_script): Move code for orphan
section placement out.
(Layout::place_orphan_sections_in_script): New method definition.
* layout.h (Output_segment_headers, Output_file_header):
New forward class declarations.
(Layout::~Layout): Define.
(Layout::new_output_section_data_from_script): New method definition.
(Layout::place_orphan_sections_in_script): New method declaration.
(Layout::Segment_states): New type declaration.
(Layout::save_segments, Layout::restore_segments,
Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
Layout::relaxation_loop_body): New method declarations.
(Layout::Output_section_data_list): New type declaration.
(Layout::Relaxation_debug_check): New class definition.
(Layout::record_output_section_data_from_script_,
Layout::script_output_section_data_list_, Layout::segment_states_,
Layout::relaxation_debug_check_): New data members.
* output.cc: (Output_section_headers::do_size): New method definition.
(Output_section_headers::Output_section_headers): Move size
computation to Output_section_headers::do_size.
(Output_segment_headers::do_size): New method definition.
(Output_file_header::Output_file_header): Move size computation to
Output_file_header::do_size and call it.
(Output_file_header::do_size): New method definition.
(Output_data_group::Output_data_group): Adjust call to
Output_section_data.
(Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
(Output_symtab_xindex::do_write): Add array bound check.
(Output_section::Input_section::print_to_mapfile): Handle
RELAXED_INPUT_SECTION_CODE.
(Output_section::Output_section): Initialize data member checkpoint_.
(Output_section::~Output_section): Delete checkpoint object pointed
by checkpoint_.
(Output_section::add_input_section): Always add an Input_section if
relaxing.
(Output_section::add_merge_input_section): Add assert.
(Output_section::relax_input_section): New method definition.
(Output_section::set_final_data_size): Set load address to zero for
an unallocated section.
(Output_section::do_address_and_file_offset_have_reset_values):
New method definition.
(Output_section::Input_section_sort_enty::Input_section_sort_enty):
Handle relaxed input section.
(Output_section::sort_attached_input_sections): Checkpoint input
section list lazily.
(Output_section::get_input_sections): Change type of input_sections to
list of Simple_input_section pointers. Checkpoint input section list
lazily. Also handle relaxed input sections.
(Output_section::add_input_section_for_script): Take a reference to
a Simple_input_section object instead of Relobj pointer and section
index as parameter. Handle relaxed input sections.
(Output_section::save_states, Output_section::restore_states): New
method definitions.
* output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
(Output_data::is_data_size_fixed): New method definition.
(Output_data::reset_addresss_and_file_offset): Do not reset data size
if it is fixed.
(Output_data::address_and_file_offset_have_reset_values): New method
definition.
(Output_data::do_address_and_file_offset_have_reset_values): New method
definition.
(Output_data::set_data_size): Check that data size is not fixed.
(Output_data::fix_data_size): New method definition.
(Output_data::is_data_size_fixed_): New data member.
(Output_section_headers::set_final_data_size): New method definition.
(Output_section_headers::do_size): New method declaration.
(Output_segment_headers::set_final_data_size): New method definition.
(Output_segment_headers::do_size): New method declaration.
(Output_file_header::set_final_data_size)::New method definition.
(Output_file_header::do_size)::New method declaration.
(Output_section_data::Output_section_data): Add new parameter
is_data_size_fixed and use it to fix data size.
(Output_data_const::Output_data_const): Adjust call to base class
constructor and fix data size.
(Output_data_const_buffer::Output_data_const_buffer): Adjust call to
base class constructor and fix data size.
(Output_data_fixed_space::Output_data_fixed_space): Adjust call to
base class constructor and fix data size.
(Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
class constructor and fix data size.
(Output_data_group::set_final_data_size): New method definition.
(Output_data_dynamic::Dynamic_entry::tag): New method definition.
(Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
class constructor and fix data size.
(Output_relaxed_input_section): New class definition.
(Output_section::Simple_input_section): New class definition.
(Output_section::get_input_sections): Adjust parameter list.
(Output_section::add_input_section_for_script): Same.
(Output_section::save_states, Output_section::restore_states,
Output_section::do_address_and_file_offset_have_reset_values,
(Output_section::Input_section::Input_section): Handle
RELAXED_INPUT_SECTION_CODE. Add new overload for
Output_relaxed_input_section.
(Output_section::Input_section::is_input_section,
Output_section::Input_section::set_output_section): Handle relaxed
input section.
(Output_section::Input_section::is_relaxed_input_section,
Output_section::Input_section::output_section_data,
Output_section::Input_section::relaxed_input_section): New method
definitions.
(Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
value.
(Output_section::Input_section::u1_): Update comments.
(Output_section::Input_section::u2_): Add new union member poris.
(Output_section::Checkpoint_output_section): New classs definition.
(Output_section::relax_input_section): New method declaration.
(Output_section::checkpoint_): New data member.
(Output_segment): Update comments.
(Output_segment::Output_segment): Un-privatize copy constructor.
(Output_segment::operator=): Un-privatize.
* script-sections.cc (Output_section_element::Input_section_list):
Change element type to Output_section::Simple_input_section.
(Output_section_element_dot_assignment::set_section_addresses):
Register output section data for relaxation clean up.
(Output_data_exression::Output_data_expression): Adjust call to base
constructor to fix data size.
(Output_section_element_data::set_section_addresses): Register
Output_data_expression object for relaxation clean up.
(struct Input_section_info): Replace Relobj pointer and section index
pair with Output_section::Simple_input_section and Convert struct to a
class.
(Input_section_sorter::operator()): Adjust access to
Input_section_info data member to use accessors.
(Output_section_element_input::set_section_addresses): Use layout
parameter. Adjust code to use Output_section::Simple_input_section
and Input_secction_info classes. Register filler for relaxation
clean up.
(Orphan_output_section::set_section_addresses): Replace Relobj pointer
and section index pair with Output_section::Simple_input_section
class. Adjust code accordingly.
(Phdrs_element::release_segment): New method definition.
(Script_sections::attach_sections_using_phdrs_clause): Do not modify
segment list.
(Script_sections::release_segments): New method definition.
* gold/script-sections.h (Script_sections::release_segments): New
method declaration.
* gold/target.h (Target::may_relax, Target::relax,
Target::do_may_relax, Target::do_relax): New method definitions.
2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (has_signed_unsigned_overflow): New function.
(Arm_relocate_functions::abs8): New function.
(Target_arm::Scan::local): Handle R_ARM_ABS8.
(Target_arm::Scan::global): Likewise.
(Target_arm::relocate::relocate): Likewise.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
2009-09-16 Cary Coutant <ccoutant@google.com>
* testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
* testsuite/Makefile.in: Regenerate.
2009-09-11 Nick Clifton <nickc@redhat.com>
* po/gold.pot: Updated by the Translation project.
2009-09-08 Cary Coutant <ccoutant@google.com>
* output.cc (Output_file::open): Add execute permission to empty file.
* testsuite/Makefile.am (permission_test): New test.
* testsuite/Makefile.in: Regenerate.
2009-09-02 Ian Lance Taylor <iant@google.com>
* output.cc (Output_file::resize): Call map_no_anonymous rather
than map.
2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
* gold.cc: Include "incremental.h".
(queue_initial_tasks): Call Incremental_checker methods.
* incremental.cc: Include "output.h".
(Incremental_checker::can_incrementally_link_output_file): New
method.
* incremental.h (Incremental_checker): New class.
* output.cc (Output_file::open_for_modification): New method.
(Output_file::map_anonymous): Changed return type to bool. Record
map in base_ field.
(Output_file::map_no_anonymous): New method, broken out of map.
(Output_file::map): Use map_no_anonymous and map_anonymous.
* output.h (class Output_file): Update declarations.
2009-08-24 Cary Coutant <ccoutant@google.com>
* options.h (Command_line::Pre_options): New class.
(Command_line::pre_options): New member.
* options.cc (gold::options::ready_to_register): New variable.
(One_option::register_option): Do nothing if not registering options.
Assert if same short option registered twice.
(General_options::General_options): Turn off option registration when
done constructing.
(Command_line::Pre_options::Pre_options): New constructor.
2009-08-24 Cary Coutant <ccoutant@google.com>
* options.h (General_options::no_keep_memory): Remove incorrect
short option.
2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.am (am__skiplex, am__skipyacc): New.
* Makefile.in: Regenerate.
2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.am (AM_CPPFLAGS): Renamed from ...
(INCLUDES): ... this.
* testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
(AM_CPPFLAGS): Renamed from ...
(INCLUDE): ... this.
* Makefile.in, testsuite/Makefile.in: Regenerate.
* Makefile.in: Regenerate.
* aclocal.m4: Likewise.
* config.in: Likewise.
* configure: Likewise.
* testsuite/Makefile.in: Likewise.
* Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
* testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2009-08-19 Cary Coutant <ccoutant@google.com>
* resolve.cc (Symbol_table::resolve): Don't complain about defined
symbols in shared libraries overridden by hidden or internal symbols
in the main program.
2009-08-19 Chris Demetriou <cgd@google.com>
* testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
checking source file names in error messages.
2009-08-18 Doug Kwan <dougkwan@google.com>
* dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
an elcpp::Ehdr as parameter. Adjust call to set_target.
* dynobj.h (Sized_dynobj::setup): Take a Target object instead of
an elfcpp::Ehdr as parameter.
* object.cc (Object::set_target): Remove the version that looks up
a target and sets it.
(Sized_relobj::setup): Take a Target object instead of
an elfcpp::Ehdr as parameter. Adjust call to set_target.
(make_elf_sized_object): Find target and ask target to
make an ELF object.
* object.h: (Object::set_target): Remove the version that looks up
a target and sets it.
(Sized_relobj::setup): Take a Target object instead of
an elfcpp:Ehdr as parameter.
* target.cc: Include dynobj.h.
(Target::do_make_elf_object_implementation): New.
(Target::do_make_elf_object): New.
* target.h (Target::make_elf_object): New template declaration.
(Target::do_make_elf_object): New method declarations.
(Target::do_make_elf_object_implementation): New template declaration.
2009-08-14 Ian Lance Taylor <iant@google.com>
* gold.h (FUNCTION_NAME): Define.
(gold_unreachable): Use FUNCTION_NAME.
2009-08-12 Sriraman Tallam <tmsriram@google.com>
* icf.cc (Icf::find_identical_sections): Issue a warning when a
symbol in the --keep-unique list is not found.
2009-08-12 Sriraman Tallam <tmsriram@google.com>
* icf.cc (Icf::find_identical_sections): Unfold symbols that have
been maked as --keep-unique.
(Icf::unfold_section): New function.
* icf.h (Icf::unfold_section): New function.
* options.h (General_options::keep_unique): New option.
* testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_keep_unique_test.sh: New file.
* testsuite/icf_keep_unique_test.cc: New file.
2009-08-12 Cary Coutant <ccoutant@google.com>
PR 10471
* resolve.cc (Symbol_table::resolve): Check for references from
dynamic objects to hidden and internal symbols.
* testsuite/Makefile.am (hidden_test.sh): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/hidden_test.sh: New script.
* testsuite/hidden_test_1.c: New test source.
* testsuite/hidden_test_main.c: New test source.
2009-08-11 Doug Kwan <dougkwan@google.com>
* arm.cc: Update comments.
(Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
segment to locate the .ARM.exidx section if present.
2009-08-09 Doug Kwan <dougkwan@google.com>
* dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
patch.
2009-08-07 Sriraman Tallam <tmsriram@google.com>
* dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
compiler warnings.
2009-08-06 Sriraman Tallam <tmsriram@google.com>
* x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
valid tls_segment only for non-debug-section relocations.
* testsuite/Makefile.am: Add gc_tls_test.
* testsuite/Makefile.in: Regenerate.
* testsuite/gc_tls_test.cc: New file.
* testsuite/gc_tls_test.sh: New file.
2009-08-05 Sriraman Tallam <tmsriram@google.com>
* icf.cc: New file.
* icf.h: New file.
* Makefile.am (CCFILES): Add icf.cc.
(HFILES): Add icf.h
* Makefile.in: Regenerate.
* dynobj.h (Sized_dynobj::do_section_entsize): New function.
* gc.h (gc_process_relocs): Populate lists used by icf to contain
section, symbol and addend information for the relocs.
* gold.cc (queue_middle_tasks): Call identical code folding.
* gold.h: Add defines for multimap.
* layout.cc (Layout::create_symtab_sections): Add symtab as parameter
to the call of finalize_local_symbols.
* main.cc (main): Create object of class Icf.
* object.cc (Sized_relobj::do_layout): Allow this function to be
called twice during icf.
(Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
to sections marked as identical by icf.
(Sized_relobj::do_section_flags): Get section_flags from Symbols_data
when available.
(Sized_relobj::do_section_entsize): New function.
* object.h (Object::section_entsize): New function.
(Object::do_section_entsize): New pure virtual function.
(Relobj::finalize_local_symbols): Add new parameter.
(Relobj::do_section_entsize): New function.
* options.h (General_options::icf): New option.
(General_options::icf_iterations): New option.
(General_options::print_icf_sections): New option.
* plugin.cc (Sized_pluginobj::do_section_entsize): New function.
* plugin.h (Sized_pluginobj::do_section_entsize): New function.
* reloc.cc (Read_relocs::run): Delay scanning relocs when doing
icf.
* symtab.cc (Symbol_table::is_section_folded): New function.
(Symbol_table::sized_finalize_symbol): Fold symbols corresponding
to sections marked as identical by icf.
* symtab.h (Symbol_table::set_icf): New function.
(Symbol_table::icf): New function.
(Symbol_table::is_section_folded): New function.
(Symbol_table::icf_): New data member.
* target-reloc.h (relocate_section): Ignore sections folded by icf.
* testsuite/Makefile.am: Add commands to build icf_test.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_test.sh: New file.
* testsuite/icf_test.cc: New file.
2009-07-24 Chris Demetriou <cgd@google.com>
* layout.cc (is_compressible_debug_section): Fix incorrect
comment about compressed section names.
2009-07-20 Ian Lance Taylor <ian@airs.com>
PR 10419
* x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2009-07-16 Ian Lance Taylor <iant@google.com>
PR 10400
* layout.h: #include <map>.
(class Kept_section): Change from struct to class. Add accessors
and setters. Add section size to Comdat_group mapping. Change
Comdat_group to std::map. Add is_comdat_ field. Add
linkonce_size field in union.
(class Layout): Update declaration of find_or_add_kept_section.
Don't declare find_kept_object.
* layout.cc (Layout::find_or_add_kept_section): Remove candidate
parameter. Add object, shndx, is_comdat, and is_group_name
parameters. Change all callers. Adjust for new Kept_section.
(Layout::find_kept_object): Remove.
* object.cc (Sized_relobj::include_section_group): Update use of
Kept_section. Rename secnum to shndx. Only record
Kept_comdat_section if sections are the same size.
(Sized_relobj::include_linkonce_section): Update use of
Kept_section. Only record Kept_comdat_section if sections are the
same size. Set size of linkonce section.
(Sized_relobj::map_to_kept_section): Update call to
get_kept_comdat_section.
* object.h (class Sized_relobj): Rename fields in
Kept_comdat_section to drop trailing underscores; change object
field to Relobj*. Change Kept_comdat_section_table to store
struct rather than pointer.
(Sized_relobj::set_kept_comdat_section): Remove kept parameter.
Add kept_object and kept_shndx parameters. Change all callers.
(Sized_relobj::get_kept_comdat_section): Change return type to
bool. Add kept_object and kept_shndx parameters. Change all
callers.
* plugin.cc (Pluginobj::include_comdat_group): Update call to
Layout::find_or_add_kept_section.
2009-07-09 Ian Lance Taylor <iant@google.com>
* merge.cc (Object_merge_map::initialize_input_to_output_map):
Reserve space in the hash table.
2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
* fileread.cc (File_read::get_mtime): New method.
* fileread.h (Timespec): New structure.
(File_read::get_mtime): New method.
* incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
Renamed from timestamp_nsec.
(Incremental_inputs_entry_write::timestamp_sec): Fix argument to
Elf_Xword.
(Incremental_inputs_entry_write::timestamp_usec): Renamed from
timestamp_nsec.
(Incremental_inputs::report_archive): Save mtime; style fix.
(Incremental_inputs::report_obejct): Save mtime; style fix.
(Incremental_inputs::report_script): Save mtime; style fix.
(Incremental_inputs::finalize_inputs): Style fix.
(Incremental_inputs::finalize): Style fix.
(Incremental_inputs::create_input_section_data): Store inputs
mtime.
* incremental.h (Incremental_inputs::report_script): Add mtime
argument.
(Incremental_inputs::Input_info::Input_info): Intialize only one
union member.
(Incremental_inputs::Input_info::archive): Move to nameless
union.
(Incremental_inputs::Input_info::obejct): Move to nameless union.
(Incremental_inputs::Input_info::script): Move to nameless union.
(Incremental_inputs::mtime): New field.
* script.cc (read_input_script): Pass file mtime to
Incremental_input.
* script.h (Script_info::inputs): Style fix.
2009-07-01 Ian Lance Taylor <ian@airs.com>
* freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
instead of 32.
2009-06-24 Ian Lance Taylor <iant@google.com>
PR 10156
* layout.cc (Layout::choose_output_section): If we find an
existing section, update the flags.
(Layout::create_notes): New function, broken out of
Layout::finalize.
(Layout::finalize): Don't create note sections.
(Layout::create_note): Don't crash if linker script discards
section.
(Layout::create_gold_note): Likewise.
(Layout::create_build_id): Likewise. Don't set
after_input_sections on the section.
(Layout::create_executable_stack_info): Remove target parameter.
Change caller.
* layout.h (class Layout): Declare create_notes. Update
declaration of create_executable_stack_info.
* gold.cc (queue_middle_tasks): Call create_notes.
* output.cc (Output_section::update_flags_for_input_section): Move
here from output.h. If SHF_ALLOC flag is newly set, mark address
invalid.
* output.h (Output_data::mark_address_invalid): New function.
(class Output_section): Only declare, not define,
update_flags_for_input_section. Remove set_flags.
2009-06-24 Ian Lance Taylor <iant@google.com>
* script-sections.cc (Output_section_definition::
set_section_addresses): Rename shadowing local load_address to
laddr.
2009-06-24 Ian Lance Taylor <iant@google.com>
PR 10244
* reloc.cc (relocate_sections): Skip empty relocation sections.
2009-06-23 Ian Lance Taylor <iant@google.com>
PR 10156
* layout.cc (Layout::create_note): Use choose_output_section
rather than make_output_section.
2009-06-23 Ian Lance Taylor <iant@google.com>
PR 10237
* options.cc (General_options::parse_V): Set printed_version_.
(General_options::General_options): Initialize printed_version_.
* options.h (class General_options): Add printed_version_ field.
* gold.cc (queue_initial_tasks): If there are no input files,
don't give a fatal error if we printed the version information.
(queue_middle_tasks): If using -r with a shared object, give a
fatal error rather than an ordinary error.
2009-06-23 Ian Lance Taylor <iant@google.com>
PR 10219
* layout.cc (Layout::Layout): Initialize have_stabstr_section_.
(Layout::make_output_section): Set have_stabstr_section_ if we see
a .stab*str section.
(Layout::finalize): Call link_stabs_sections.
(Layout::link_stabs_sections): New file.
* layout.h (class Layout): Add have_stabstr_section_ field.
Declare link_stabs_sections.
2009-06-23 Doug Kwan <dougkwan@google.com>
* 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.
2009-06-23 Ian Lance Taylor <iant@google.com>
* configure.ac: Call AC_CHECK_DECLS using C, not C++.
* configure: Rebuild.
2009-06-23 Ian Lance Taylor <iant@google.com>
PR 10147
* object.cc (Object::section_contents): Don't try to get a view if
the section has length zero.
(Object::handle_gnu_warning_section): If the section is empty, use
the name of the section as the warning.
2009-06-23 Ian Lance Taylor <iant@google.com>
PR 10133
* stringpool.h (class Stringpool_template): Add optimize_ field.
(Stringpool_template::set_optimize): New function.
* stringpool.cc (Stringpool_template::Stringpool_template):
Initialize optimize_ field.
(Stringpool_template::set_string_offsets): Test local optimize
fild rather than parameter.
* layout.cc (Layout::Layout): Call set_optimize on the section
name stringpool.
2009-06-22 Ian Lance Taylor <iant@google.com>
PR 10030
* yyscript.y: Parse TARGET.
* script.cc (script_set_target): New function.
* script-c.h (script_set_target): Declare.
* options.cc (General_options::string_to_object_format): Rename
from string_to_object_format in anonymous namespace. Change
callers.
* options.h (class General_options): Declare
string_to_object_format.
2009-06-22 Ian Lance Taylor <iant@google.com>
* script-sections.cc (Script_sections::create_segments): Don't put
program headers in a PT_LOAD segment if -n or -N.
2009-06-22 Ian Lance Taylor <iant@google.com>
PR 10141
* options.h (class General_options): Add -z lazy and -z now. Sort
-z options into alphabetical order.
* layout.cc (Layout::finish_dynamic_section): Handle -z now.
2009-06-21 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::make_output_section): Call
Target::new_output_section.
(Layout::attach_allocated_section_to_segment): Put large section
sections in a separate load segment with the large segment flag
set.
(Layout::segment_precedes): Sort large data segments after other
load segments.
(align_file_offset): New static function.
(Layout::set_segment_offsets): Use align_file_offset.
* output.h (class Output_section): Add is_small_section_ and
is_large_section_ fields.
(Output_section::is_small_section): New function.
(Output_section::set_is_small_section): New function.
(Output_section::is_large_section): New function.
(Output_section::set_is_large_section): New function.
(Output_section::is_large_data_section): New function.
(class Output_segment): Add is_large_data_segment_ field.
(Output_segment::is_large_data_segment): New function.
(Output_segment::set_is_large_data_segment): New function.
* output.cc (Output_section::Output_section): Initialize new
fields.
(Output_segment::Output_segment): Likewise.
(Output_segment::add_output_section): Add assertion that large
data sections always go in large data segments. Force small data
sections to the end of the list of data sections. Force small BSS
sections to the start of the list of BSS sections. For large BSS
sections to the end of the list of BSS sections.
* symtab.h (class Symbol): Declare is_common_shndx.
(Symbol::is_defined): Check Symbol::is_common_shndx.
(Symbol::is_common): Likewise.
(class Symbol_table): Define enum Commons_section_type. Update
declarations. Add small_commons_ and large_commons_ fields.
* symtab.cc (Symbol::is_common_shndx): New function.
(Symbol_table::Symbol_table): Initialize new fields.
(Symbol_table::add_from_object): Put small and large common
symbols in the right list.
(Symbol_table::sized_finalized_symbol): Check
Symbol::is_common_shndx.
(Symbol_table::sized_write_globals): Likewise.
* common.cc (Symbol_table::do_allocate_commons): Allocate new
common symbol lists. Don't call do_allocate_commons_list if the
list is empty.
(Symbol_table::do_allocate_commons_list): Remove is_tls
parameter. Add comons_section_type parameter. Change all
callers. Handle small and large common symbols.
* object.cc (Sized_relobj::do_finalize_local_symbols): Check
Symbol::is_common_shndx.
* resolve.cc (symbol_to_bits): Likewise.
* target.h (Target::small_common_shndx): New function.
(Target::small_common_section_flags): New function.
(Target::large_common_shndx): New function.
(Target::large_common_section_flags): New function.
(Target::new_output_section): New function.
(Target::Target_info): Add small_common_shndx, large_common_shndx,
small_common_section_flags, and large_common_section_flags
fields.
(Target::do_new_output_section): New virtual function.
* arm.cc (Target_arm::arm_info): Initialize new fields.
* i386.cc (Target_i386::i386_info): Likewise.
* powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
Likewise.
* sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
(Target_x86_64::do_new_output_section): New function.
* configure.ac: Define conditional MCMODEL_MEDIUM.
* testsuite/Makefile.am (check_PROGRAMS): Add large.
(large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
(large_LDFLAGS): Define.
* testsuite/large.c: New file.
* testsuite/testfile.cc (Target_test::test_target_info):
Initialize new fields.
* configure, testsuite/Makefile.in: Rebuild.
2009-06-05 Doug Kwan <dougkwan@google.com>
* Makefile.am (CCFILES): Add target.cc.
* Makefile.in: Regenerate.
* i386.cc (class Target_i386): Define new virtual method to
override do_is_local_label_name in parent.
* object.cc (Sized_relobj::do_count_local_symbols): Discard
local symbols if --discard-locals or -X is given.
* options.h (class General_options): Declare new options
'--discard-locals' and '-X' for discarding locals.
* target.h (class Target): Define new methods is_local_label_name.
Declare new virtual method do_is_local_label_name.
* target.cc: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
(check_SCRIPTS): Add discard_locals_test.sh.
(check_DATA): Add discard_local_tests.syms.
(discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
(discard_local_tests.syms, discard_locals_test.o): New make rules.
* testsuite/Makefile.in: Regenerate.
* testsuite/discard_locals_test.c: New file.
* testsuite/discard_locals_test.sh: Same.
2009-06-05 Doug Kwan <dougkwan@google.com>
* object.cc (Sized_relobj::Sized_relobj): Initialize
discarded_eh_frame_shndx_ to -1U.
(Sized_relobj::do_layout): Record index of a discard .eh_frame
section.
(Sized_relobj::do_count_local_symbols): Skip local symbols in
a discarded .eh_frame section.
(Sized_relobj::do_finalize_local_symbols): Ditto.
* object.h (class Sized_relobj): Declare new member
discarded_eh_frame_shndx_.
* testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
(local_labels_test.o, local_labels_test): New rules.
* testsuite/Makefile.in: Regenerate.
2009-06-04 Doug Kwan <dougkwan@google.com>
* layout.cc (Layout::section_name_mapping): Add mapping for
special ARM sections.
2009-06-03 Doug Kwan <dougkwan@google.com>
* arm.cc (utils::sign_extend): Reverse test in gold_assert.
(utils::has_overflow): Same.
2009-06-03 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::section_name_mapping): New array, replacing
Layout::linkonce_mapping.
(Layout::section_name_mapping_count): New variable, replacing
Layout::linkonce_mapping_count.
(Layout::linkonce_output_name): Remove.
(Layout::output_section_name): Rewrite.
* layout.h (class Layout): Rename Linkonce_mapping to
Section_name_mapping, linkonce_mapping to section_name_mapping,
linkonce_mapping_count to section_name_mapping_count. Don't
declare linkonce_output_name.
2009-06-03 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (namespace utils): New.
(Target_arm::reloc_is_non_pic): Define new method.
(class Arm_relocate_functions): New.
(Target_arm::Relocate::relocate): Handle relocation types used by
Android.
2009-06-03 Ian Lance Taylor <iant@google.com>
* arm.cc (Target_arm::scan::global): Use || instead of |.
2009-06-02 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (Target_arm::Scan::Scan): Initialize
issued_non_pic_error_.
(class Target_arm::Scan): Declare new method check_non_pic.
Define new method symbol_needs_plt_entry.
Declare new data member issued_non_pic_error_.
(class Target_arm::Relocate): Declare new method
should_apply_static_reloc.
(Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
(Target_arm::Scan::check_non_pic): Define new method.
(Target_arm::Scan::local): Handle a small subset of reloc types used
by Android.
(Target_arm::Scan::local): Same.
(Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
* incremental.cc (Incremental_inputs::report_command_line): Filter
out --incremental-* options.
2009-05-29 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (Output_data_plt_arm): Forward declaration for new
template class.
(class Target_arm): Update comment.
(Target_arm::Target_arm): Initialize new data members GOT_,
PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
and Target_arm::rel_dyn_section.
Declare new_enum Target_arm::Got_type.
Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
and DYNBSS_.
Update commments for member do_dynsym_value.
(Target_arm::got_size, Target_arm::plt_section,
Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
new methods inside class defintion.
(Target_arm::got_section): Define new method.
(Target_arm::rel_dyn_section): Same.
(Output_data_plt_arm): New template class.
(Output_data_plt_arm::Output_data_plt_arm): Define constructor.
(Output_data_plt_arm:do_adjust_output_section): Define new method.
(Output_data_plt_arm::add_entry): Same.
(Output_data_plt_arm::first_plt_entry): Define new
static data member for PLT instruction template.
(Output_data_plt_arm::plt_entry): Same.
(Output_data_plt_arm::do_write): Define new method.
(Target_arm::make_plt_entry): Same.
(Target_arm::do_finalize_sections): Same.
(Target_arm::do_dynsym_value): Same.
2009-05-28 Doug Kwan <dougkwan@google.com>
* Makefile.am (TARGETSOURCES): Add arm.cc.
(ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
* Makefile.in: Regenerate.
* arm.cc: New file.
* configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2009-05-26 Doug Kwan <dougkwan@google.com>
* options.cc (General_options::parse_exclude_libs). Fix a comment.
(General_options::check_excluded_libs): Strip off directories in
archive name before matching like GNU ld does.
* testsuite/Makefile.am (MOSTLYCLEANFILES,
exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
(exclude_libs_test_LDFLAGS): Add linker option
-Wl,--exclude-libs,libexclude_libs_test_3
(exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
an explicit archive without using -l.
(alt/libexclude_libs_test_3.a): New make rule.
* testsuite/Makefile.in: Regenerate.
* testsuite/exclude_libs_test.c : Declare lib3_default().
(main): Call it.
* exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
* exclude_libs_test_3.c: New file.
2009-05-26 Nick Clifton <nickc@redhat.com>
* po/id.po: New Indonesian translation.
* po/gold.pot: Updated template file.
2009-05-22 Sriraman Tallam <tmsriram@google.com>
* testsuite/Makefile.am: Add -ffunction-sections to compile
gc_comdat_test files. Add -Wl,--gc-sections to build
gc_comdat_test.
* testsuite/Makefile.in: Regenerate.
* testsuite/gc_comdat_test.sh: Fix the condition around grep.
2009-05-21 Sriraman Tallam <tmsriram@google.com>
* object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
kept comdat section was garbage collected.
* testsuite/Makefile.am: Add test gc_comdat_test.sh.
* testsuite/Makefile.in: Regenerate.
* testsuite/gc_comdat_test.sh: New file.
* testsuite/gc_comdat_test_1.cc: New file.
* testsuite/gc_comdat_test_2.cc: New file.
2009-05-19 Doug Kwan <dougkwan@google.com>
* archive.cc (Archive::Archive): Move constructor from archive.h
to here. Initialize no_export_.
(Archive::get_elf_object_for_member): Set no_export flag of object.
* archive.h (Archive::Archive): Move constructor body to
archive.cc.
(Archive::no_export): New method.
(Archive::no_export_): New field.
* object.h (Object::Object): Initialize no_export_ to false.
(Object::no_export, Object::set_no_export): New methods.
(Object::no_export_): New field.
* options.cc (General_options::parse_exclude_libs): New method.
(General_options::check_excluded_libs) Same.
* options.h (exclude_libs): New option.
(General_options::check_excluded_libs): New method declaration.
(General_options::excluded_libs_): New field.
* symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
default or protected visibility if an object has no-export flag set.
testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
(check_SCRIPTS): Add exclude_libs_test.sh.
(check_DATA): Add exclude_libs_test.syms.
(MOSTLYCLEANFILES): Add exclude_libs_test.syms,
libexclude_libs_test_1.a and libexclude_libs_test_2.a.
(exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
(exclude_libs_test.syms, libexclude_libs_test_1.a,
libexclude_libs_test_2.a): New rules.
* testsuite/Makefile.in: Regenerate.
* testsuite/exclude_libs_test.c: New file.
* testsuite/exclude_libs_test.sh: Ditto.
* testsuite/exclude_libs_test_1.c: Ditto.
* testsuite/exclude_libs_test_2.c: Ditto.
2009-05-15 Ian Lance Taylor <iant@google.com>
* configure.ac: Check for declarations for cases where libiberty.h
checks HAVE_DECL_xxx.
* configure, config.in: Rebuild.
2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
* gold.h (Incremental_argument_list): Remove (invalid) forward
declaration.
* incremental.cc (Incremental_inputs::report_achive): New method.
(Incremental_inputs::report_object): New method.
(Incremental_inputs::report_script): New method.
(Incremental_inputs::finalize_inputs): New method.
(Incremental_inputs::finalize): Call finalize_inputs().
(Incremental_inputs::sized_create_incremental_inputs_section_data):
Create inputs entries.
* incremental.h (Incremental_input_type): New enum.
(Incremental_inputs::Incremental_input): Initialize new fields.
(Incremental_inputs::report_inputs): New method.
(Incremental_inputs::report_achive): New method.
(Incremental_inputs::report_object): New method.
(Incremental_inputs::report_script): New method.
(Incremental_inputs::finalize_inputs): New method.
(Incremental_inputs::Input_info): New struct.
(Incremental_inputs::Input_info_map): New typedef.
(Incremental_inputs::lock_): New field.
(Incremental_inputs::Inputs_): New field.
(Incremental_inputs::Inputs_map): New field.
* main.cc (main): Call Incremental_input::report_inputs.
* options.h (Input_argument_list): Typedef moved from
Input_arguments.
(Input_file_group::Files): Remove, use ::Input_argument_list.
(Input_file_group::Input_argument_list): Remove, use
::Input_argument_list.
* plugin.cc (Plugin_manager::add_input_file): Add error in
incremental build.
* read_syms.cc (do_read_syms): Call Incremental_input::report_*
functions.
* script.cc (read_input_script): Call
Incremental_input::report_script.
* script.h (Script_info): New class.
2009-04-27 Ian Lance Taylor <iant@google.com>
* x86_64.cc (do_adjust_output_section): Set entsize to
plt_entry_size.
2009-04-23 Elliott Hughes <enh@google.com>
* output.cc (Output_file::close): After short writes, continue
writing from the correct offset in the buffer being written.
2009-04-23 Chris Demetriou <cgd@google.com>
* configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
* configure: Regenerate.
* config.in: Regenerate.
* gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
* incremental.cc (Incremental_inputs_header_data): Renamed from
Incremental_input_header_data.
(Incremental_inputs_header_data::data_size): New field.
(Incremental_inputs_header_data::put_input_file_count): Renamed
from input_file_count.
(Incremental_inputs_header_data::put_command_line_offset): Renamed
from command_line_offset.
(Incremental_inputs_header_data::put_reserved): Renamed from
put_reserved.
(Incremental_inputs_entry_data): Renamed from
Incremental_input_entry_data.
(Incremental_inputs_entry_data::data_size): New field.
(Incremental_inputs::report_command_line): New method.
(Incremental_inputs::finalize): New method.
(Incremental_inputs::create_incremental_inputs_data): New method.
(Incremental_inputs::sized_create_incremental_inputs_data): New method.
* incremental.h: New file.
* layout.cc (Layout::Layout): Handle new incremental_inputs_.
(Layout::finalize): Create incremental inputs section in
incremental builds.
(Layout::create_incremental_info_sections): New method.
* layout.h (Layout::incremental_inputs): New method.
(Layout::create_incremental_info_sections): New method.
(Layout::incremental_inputs_): New field.
* main.cc (main): Notify Incremental_input of the command line.
2009-04-01 Ian Lance Taylor <iant@google.com>
Mikolaj Zalewski <mikolajz@google.com>
* gold.h (reserve_unordered_map): Define, three versions, one for
each version of Unordered_map.
* layout.cc (Layout::Layout): Remove options parameter. Add
number_of_input_files parameter. Don't initialize options_.
Initialize number_of_input_files_ and resized_signatures_. Move
sections_are_attached_.
(Layout::layout_group): Reserve space for group_signatures_.
(Layout::find_or_add_kept_section): Change name parameter to be a
reference. Resize signatures_ map when it gets large enough.
(Layout::layout_eh_frame): Use parameters->options() instead of
this->options_.
(Layout::make_output_section): Likewise.
(Layout::attach_allocated_section_to_segment): Likewise.
(Layout::finalize, Layout::create_executable_stack): Likewise.
(Layout::set_segment_offsets, Layout::create_interp): Likewise.
(Layout::finish_dynamic_section, Layout::write_binary): Likewise.
* layout.h (class Layout): Update declarations. Remove options_
field. Add number_of_input_files_ and resized_signatures_
fields. Move sections_are_attached_ field.
* main.cc (main): Pass number of input files to Layout
constructor. Don't pass options.
2009-03-30 Ian Lance Taylor <iant@google.com>
* ffsll.c (ffsll): Correct implementation.
2009-03-27 Ian Lance Taylor <iant@google.com>
* ffsll.c: New file.
* configure.ac: Call AC_REPLACE_FUNCS on ffsll.
* gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
* ftruncate.c (ftruncate): Declare before definition.
* mremap.c (mremap): Likewise.
* pread.c (pread): Likewise.
* configure, Makefile.in, config.in: Rebuild.
* mremap.c: New file.
* configure.ac: Call AC_REPLACE_FUNCS on mremap.
* gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
(mremap): Declare if HAVE_MREMAP is not defined.
* configure, Makefile.in, config.in: Rebuild.
2009-03-27 Cary Coutant <ccoutant@google.com>
* powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
position independent.
* sparc.cc (Target_sparc::check_non_pic): Likewise.
* x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2009-03-24 Cary Coutant <ccoutant@google.com>
* symtab.h (needs_plt_entry): Check for unsatisfied reference from
an executable.
(needs_dynamic_reloc): Likewise.
2009-03-24 Ian Lance Taylor <iant@google.com>
* yyscript.y (file_cmd): Recognize EXTERN.
(extern_name_list, extern_name_list_body): New nonterminals.
* script.cc (script_add_extern): Define.
* script-c.h (script_add_extern): Declare.
2009-03-24 Rafael Avila de Espindola <espindola@google.com>
* object.cc (is_elf_object): Define.
* object.h (is_elf_object): Declare.
* archive.cc (Archive::get_elf_object_for_member): Call
is_elf_object.
* readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2009-03-24 Elliott Hughes <enh@google.com>
* output.cc (Output_file::map_anonymous): Define.
(Output_file::map): Use map_anonymous. If the regular mmap fails,
try an anonymous one. Report the size if the mmap fails.
* output.h (class Output_file): Declare map_anonymous.
2009-03-24 Ian Lance Taylor <iant@google.com>
* target-select.cc (instantiate_target): Don't acquire the lock if
the instantiated_target_ field has already been set.
2009-03-23 Ian Lance Taylor <iant@google.com>
* gold-threads.h (class Initialize_lock): Define.
* gold-threads.cc (class Initialize_lock_once): Define.
(initialize_lock_control): New static variable.
(initialize_lock_pointer): New static variable.
(initialize_lock_once): New static function.
(Initialize_lock::Initialize_lock): Define.
(Initialize_lock::initialize): Define.
* target-select.h: Include "gold-threads.h".
(class Target_selector): Add lock_ and initialize_lock_ fields.
Don't define instantiate_target, just declare it.
* target-select.cc (Target_selector::Target_selector): Initialize
new fields.
(Target_selector::instantiate_target): Define.
* descriptors.h: Include "gold-threads.h".
(class Descriptors): Add initialize_lock_ field.
* descriptors.cc (Descriptors::Descriptors): Initialize new
field.
(Descriptors::open): Use initialize_lock_ field
* errors.h (class Errors): Add initialize_lock_ field.
* errors.cc (Errors::Errors): Initialize new field.
(Errors::initialize_lock): Use initialize_lock_ field.
* powerpc.cc (class Target_selector_powerpc): Remove
instantiated_target_ field. In do_recognize call
instantiate_target rather than do_instantiate_target. In
do_instantiate_target just allocate a new target.
* sparc.cc (class Target_selector_sparc): Likewise.
* freebsd.h: New file.
* i386.cc: Include "freebsd.h".
(Target_i386): Derive from Target_freebsd rather than
Sized_target.
(Target_selector_i386): Derive from Target_selector_freebsd rather
than Target_selector.
* x86_64.cc: Include "freebsd.h".
(Target_x86_64): Derive from Target_freebsd rather than
Sized_target.
(Target_selector_x86_64): Derive from Target_selector_freebsd
rather than Target_selector.
* target.h (class Target): Add adjust_elf_header and
do_adjust_elf_header.
* output.cc (Output_file_header:: do_sized_write): Call target
adjust_elf_header routine.
* configure.tgt: Set targ_osabi.
* configure.ac: Define GOLD_DEFAULT_OSABI.
* parameters.cc (Parameters::default_target): Pass
GOLD_DEFAULT_OSABI to select_target.
* target-select.h (class Target_selector): Make instantiate_target
protected rather than private.
* Makefile.am (HFILES): Add freebsd.h.
* configure, Makefile.in, config.in: Rebuild.
* merge.cc (do_add_input_section): Correct pend value. Change
message about last entry not being null terminated from error to
warning.
2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
* incremental.cc: New file.
* Makefile.am (CCFILES): Add incremental.cc.
* Makefile.in: Rebuild.
2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
* layout.cc (Layout::output_section_name): Preserve names
of '.note.' sections.
2009-03-19 Ian Lance Taylor <iant@google.com>
* descriptors.cc (Descriptors::open): Check that the options are
valid before using them.
2009-03-18 Ian Lance Taylor <iant@google.com>
* script-sections.h: Include <list>.
(class Script_sections): Change Sections_elements from std::vector
to std::list. Typedef public Elements_iterator. Add
orphan_section_placement_, data_segment_align_start_, and
saw_data_segment_align_ fields. Remove data_segment_align_index_
field.
* script-sections.cc (class Orphan_section_placement): New class.
(class Sections_element): Add virtual functions is_relro and
orphan_section_init. Remove virtual function place_orphan_here.
(class Output_section_definition): Add is_relro and
orphan_section_init. Remove place_orphan_here.
(class Orphan_output_section): Likewise.
(Script_sections::Script_sections): Update for field changes.
(Script_sections::data_segment_align): Set saw_data_segment_align_
and data_segment_align_start_, not data_segment_align_index.
(Script_sections::data_segment_relro_end): Check
saw_data_segment_align_. Use data_segment_align_start_ rather
than data_segment_align_index_.
(Script_sections::place_orphan): Rewrite to use
Orphan_section_placement.
2009-03-17 Ian Lance Taylor <iant@google.com>
* archive.cc (Archive::add_symbols): Check for a version attached
to the symbol name in the archive map.
* testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
(ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
(ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
(ver_test_11.a): New target.
* testsuite/Makefile.in: Rebuild.
* configure.ac: Check for chsize and posix_fallocate. Replace
ftruncate.
* ftruncate.c: New file, from gnulib.
* output.cc (posix_fallocate): Define dummy version if not
HAVE_POSIX_FALLOCATE.
(Output_file::map): Call posix_fallocate rather than lseek and
write.
* gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
* configure, Makefile.in, config.in: Rebuild.
2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
* layout.h (Layout::create_note): Add section_name parameter.
* layout.cc (Layout::create_note): Likewise.
(Layout::create_build_id, Layout::create_gold_note): Fix callers.
2009-03-17 Ian Lance Taylor <iant@google.com>
* descriptors.cc: Include "options.h".
(FD_CLOEXEC, O_CLOEXEC): Define if not defined.
(Descriptors::open): Always use O_CLOEXEC when opening a new
descriptor. If we have a plugin, and O_CLOEXEC was not defined,
then set FD_CLOEXEC.
* sparc.cc (class Target_sparc): Add has_got_section.
(Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
make sure we have a GOT section.
* sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
(Target_sparc::Scan::local): Likewise.
(Target_sparc::Scan::global): Likewise.
(Target_sparc::Relocate::relocate): Likewise.
(Target_sparc::Relocate::relocate_tls): Likewise.
* symtab.cc (Symbol_table::define_default_version): New function,
broken out of add_from_object.
(Symbol_table::add_from_object): Call define_default_version.
(Symbol_table::define_special_symbol): Add resolve_oldsym
parameter. Change all callers. If the version for a symbol comes
from a version script, resolve it with the symbol with the same
name with no version. Also add the symbol without a version if
appropriate.
(do_define_in_output_data): If resolving with oldsym, don't delete
sym.
(do_define_in_output_segment): Likewise.
(do_define_as_constant): Likewise.
* symtab.h (class Symbol_table): Update declarations.
2009-03-13 Ian Lance Taylor <iant@google.com>
* readsyms.cc (Read_symbols::incompatible_warning): New function.
(Read_symbols::requeue): New function.
(Read_symbols::do_read_symbols): If make_elf_object fails because
the target type is not configured, and the file was searched for,
issue a warning and retry with the next directory.
(Add_symbols::run): If the file has an incompatible format, and
it was searched for, requeue the Read_symbols task. On error,
release the object.
* readsyms.h (class Read_symbols): Add dirindex_ field. Add
dirindex parameter to constructor. Change all callers. Declare
incompatible_warning and requeue.
(class Add_symbols): Add dirpath_, dirindex_, mapfile_,
input_argument_ and input_group_ fields. Add them to
constructor. Change all callers.
(class Read_script): Add dirindex_ field. Add it to constructor.
Change all callers.
* archive.cc (Archive::setup): Remove input_objects parameter.
Change all callers.
(Archive::get_file_and_offset): Likewise.
(Archive::read_all_symbols): Likewise.
(Archive::read_symbols): Likewise.
(Archive::get_elf_object_for_member): Remove input_objects
parameter. Add punconfigured parameter. Change all callers.
(Archive::add_symbols): Change return type to bool. Check return
value of include_member.
(Archive::include_all_members): Likewise.
(Archive::include_member): Change return type to bool. Return
false if first included object has incompatible target. Set
included_member_ field.
(Add_archive_symbols::run): If add_symbols returns false, requeue
Read_symbols task.
* archive.h (class Archive): Add included_member_ field.
Initialize it in constructor. Add input_file and searched_for
methods. Update declarations.
(class Add_archive_symbols): Add dirpath_, dirindex_, and
input_argument_ fields. Add them to constructor. Change all
callers.
* script.cc: Include "target-select.h".
(class Parser_closure): Add skip_on_incompatible_target_ and
found_incompatible_target_ fields. Add
skip_on_incompatible_target parameter to constructor. Change all
callers. Add methods skip_on_incompatible_target,
clear_skip_on_incompatible_target, found_incompatible_target, and
set_found_incompatible_target.
(read_input_script): Add dirindex parameter. Change all callers.
If parser finds an incompatible target, requeue Read_symbols
task.
(script_set_symbol): Clear skip_on_incompatible_target in
closure.
(script_add_assertion, script_parse_option): Likewise.
(script_start_sections, script_add_phdr): Likewise.
(script_check_output_format): New function.
* script.h (read_input_script): Update declaration.
* script-c.h (script_check_output_format): Declare.
* yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
(ignore_cmd): Remove OUTPUT_FORMAT.
* fileread.cc (Input_file::Input_file): Add explicit this.
(Input_file::will_search_for): New function.
(Input_file::open): Add pindex parameter. Change all callers.
* fileread.h (class Input_file): Add input_file_argument method.
Declare will_search_for. Update declarations.
* object.cc (make_elf_object): Add punconfigured parameter.
Change all callers.
* object.h (class Object): Make input_file public. Add
searched_for method.
(make_elf_object): Update declaration.
* dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
restart search.
* dirsearch.h (class Dirsearch): Update declaration.
* options.h (class General_options): Add --warn-search-mismatch.
* parameters.cc (Parameters::is_compatible_target): New function.
* parameters.h (class Parameters): Declare is_compatible_target.
* workqueue.cc (Workqueue::add_blocker): New function.
* workqueue.h (class Workqueue): Declare add_blocker.
* fileread.cc (Input_file::open): Remove options parameter.
Change all callers.
(Input_file::open_binary): Likewise.
* script.cc (read_input_script): Likewise.
* readsyms.h (class Read_symbols): Remove options_ field. Remove
options parameter from constructor. Change all callers.
(class Read_script): Likewise.
* fileread.h (class Input_file): Update declarations.
* script.h (read_input_script): Update declaration.
2009-03-10 Nick Clifton <nickc@redhat.com>
* po/es.po: New Spanish translation.
2009-03-06 Cary Coutant <ccoutant@google.com>
* options.cc (parse_short_option): Keep dash_z from registering itself.
2009-03-03 Ian Lance Taylor <iant@google.com>
PR 9918
* target-reloc.h (relocate_section): Pass output_section to
relocate.
* i386.cc (Target_i386::should_apply_static_reloc): Add
output_section parameter. Change all callers.
(Target_i386::Relocate::relocate): Add output_section parameter.
* x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
* sparc.cc (Target_sparc::Relocate::relocate): Likewise.
* powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
* testsuite/two_file_shared.sh: New script.
* testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
(check_DATA): Add two_file_shared.dbg.
(two_file_shared.dbg): New target.
* testsuite/Makefile.in: Rebuild.
2009-03-01 Ian Lance Taylor <iant@google.com>
* configure.ac: Check for byteswap.h.
* configure: Rebuild.
* config.in: Rebuild.
2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
* layout.cc (Layout::find_or_add_kept_section): New function.
(Layout::add_comdat): Removed.
* layout.h (struct Kept_section): Move out of class Layout.
Remove trailing underscores from field names. Add group_sections
field. Rename group_ field to is_group. Change all uses.
(class Layout): Declare find_or_add_kept_section, not add_comdat.
* object.cc (Sized_relobj::Sized_relobj): Don't initialize
comdat_groups_ field.
(Sized_relobj::include_section_group): Use
find_or_add_kept_section and Kept_section::group_sections.
(Sized_relobj::include_linkonce_section): Likewise.
* object.cc (class Sized_relobj): Don't define Comdat_group or
Comdat_group_table. Remove find_comdat_group and
add_comdat_group. Remove comdat_groups_ field.
* plugin.cc (include_comdat_group): Use
Layout::find_or_add_kept_section.
2009-02-28 Ian Lance Taylor <iant@google.com>
* README: --gc-sections and map files are now supported. Document
some build requirements.
PR 6992
* symtab.cc (Symbol_table::sized_write_section_symbol): In a
relocatable link set the value of the section symbol to zero.
* object.cc (Sized_relobj::do_finalize_local_symbols): In a
relocatable link don't include the section address in the local
symbol value.
2009-02-27 Ian Lance Taylor <iant@google.com>
PR 6811
* options.h (class Search_directory): Add is_system_directory.
(class General_options): Declare is_in_system_directory.
* options.cc (get_relative_sysroot): Make static.
(get_default_sysroot): Make static.
(General_optoins::is_in_system_directory): New function.
* fileread.cc (Input_file::is_in_system_directory): New function.
* fileread.h (class Input_file): Declare is_in_system_directory.
* object.h (class Object): Add is_in_system_directory.
(class Input_objects): Remove system_library_directory_ field.
* object.cc (Input_objects::add_object): Don't set
system_library_directory_.
(input_objects::found_in_system_library_directory): Remove.
* symtab.cc (Symbol_table::write_globals): Remove input_objects
parameter. Change all callers.
(Symbol_table::sized_write_globals): Likewise.
(Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
Call Object::is_in_system_directory.
* symtab.h (class Symbol_table): Update declarations.
PR 5990
* descriptors.h (Open_descriptor): Add is_on_stack field.
* descriptors.cc (Descriptors::open): If the descriptor is on the
top of the stack, remove it. Initialize is_on_stack field.
(Descriptors::release): Only add pod to stack if it is not on the
stack already.
(Descriptors::close_some_descriptor): Clear stack_next and
is_on_stack fields.
PR 7091
* output.cc (Output_section::find_starting_output_address): Rename
from starting_output_address; add PADDR parameter; change return
type.
* output.h (class Output_section): Declare
find_starting_output_address instead of starting_output_address.
* object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
section symbol for which we can't find a merge section.
PR 9836
* symtab.cc (Symbol_table::add_from_object): If the visibility is
hidden or internal, force the symbol to be local.
* resolve.cc (Symbol::override_visibility): Define.
(Symbol::override_base): Use override_visibility.
(Symbol_table::resolve): Likewise.
(Symbol::override_base_with_special): Likewise.
(Symbol_table::override_with_special): If the visibility is hidden
or internal, force the symbol to be local.
* symtab.h (class Symbol): Add set_visibility and
override_visibility.
* testsuite/ver_test_1.sh: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
(check_DATA): Add ver_test_1.syms.
(ver_test_1.syms): New target.
* testsuite/Makefile.in: Rebuild.
2009-02-25 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::choose_output_section): Don't rename sections
when using a linker script that has a SECTIONS clause.
* Makefile.in: Regenerate.
* testsuite/Makefile.am (script_test_5.sh): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/script_test_5.cc: New file.
* testsuite/script_test_5.sh: New file.
* testsuite/script_test_5.t: New file.
2009-02-13 Rafael Avila de Espindola <espindola@google.com>
* archive.cc (Archive::include_member): Update calls to add_symbols.
* dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
the Layout argument.
* dynobj.h (do_add_symbols): Add the Layout argument.
* object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
Layout argument.
* object.h (Object::add_symbols): Add the Layout argument.
(Object::do_add_symbols): Add the Layout argument.
(Sized_relobj::do_add_symbols): Add the Layout argument.
* plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
Unify the two versions.
(Add_plugin_symbols): Remove.
* plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
(Sized_pluginobj::do_add_symbols): Unify the two versions.
(Add_plugin_symbols): Remove.
* readsyms.cc (Read_symbols::do_read_symbols): Update call to
Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
(Add_symbols::run): Make it work with Pulginobj.
2009-02-06 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj::do_layout): Make info message start
with lower case letter.
2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
* binary.cc: Fix file comment.
* options.h (enum Incremental_disposition): Define.
(class General_options): Add new options: --incremental,
--incremental_changed, --incremental_unchanged,
--incremental_unknown. Add incremental_disposition_ and
implicit_incremental_ fields.
(General_options::incremental_disposition): New function.
(class Position_dependent_options): Add incremental_disposition
option.
(Position_dependent_options::copy_from_options): Set incremental
dispositions.
* options.cc (General_options::parse_incremental_changed): New
function.
(General_options::parse_incremental_unchanged): New function.
(General_options::parse_incremental_unknown): New function.
(General_options::General_options): Initialize new fields
incremental_disposition_ and implicit_incremental_.
(General_options::finalize): Check for uasge of --incremental-*
without --incremental.
2009-02-06 Chris Demetriou <cgd@google.com>
* gold.h (gold_undefined_symbol): Change to take only a Symbol
pointer and to report location as the file name associated with
the symbol.
(gold_undefined_symbol_at_location): New function to replace the
old gold_undefined_symbol functionality.
* target-reloc.h (relocate_section): Update to use
gold_undefined_symbol_at_location.
* symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
Call gold_undefined_symbol function rather than gold_error.
* errors.h (Errors::undefined_symbol): Take location as a
string, rather than calculating it from a relocation.
* errors.cc (Errors::fatal): Print "fatal error:" before the
formatted message.
(Errors::error, Errors::error_at_location): Print "error: "
before the formatted message.
(Errors::undefined_symbol): Take location as a string, rather
than calculating it from a relocation.
(gold_undefined_symbol_at_location): New function akin to
old gold_undefined_symbol, calculates location from relocation.
(gold_undefined_symbol): Change to take only a Symbol pointer
and to report location as the file name associated with the symbol.
* testsuite/debug_msg.sh: Update for changed error messages.
* testsuite/undef_symbol.sh: Likewise.
2009-02-04 Duncan Sands <baldrick@free.fr>
PR 9812
* reduced_debug_output.h
(Output_reduced_debug_abbrev_section::failed): Use format for
gold_warning.
(Output_reduced_debug_info_section::faild): Likewise.
2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
* script.cc (Lazy_demangler): New class.
(Version_script_info::get_symbol_version_helper): Demangle a
symbol only once.
2009-01-29 Cary Coutant <ccoutant@google.com>
* i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
to __tls_get_addr.
* x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2009-01-28 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Bump to 1.9.
* gold.h: Include <cstring> and <stdint.h>.
* version.cc: Include <cstdio>.
* object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
warning.
* reduced_debug_output.cc (insert_into_vector): Rename from
Insert_into_vector; change all callers. Use Swap_unaligned to
avoid aliasing issue; remove union since it is unnecessary.
2009-01-27 Sriraman Tallam <tmsriram@google.com>
* 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.
2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
* options.h (General_options::gc_sections): Define as a no-op for now.
(General_options::no_keep_memory): Ditto.
(General_options::Bshareable): Define.
* options.cc (General_options::finalize): Honor -Bshareable.
2009-01-20 Andreas Schwab <schwab@suse.de>
* powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
read the value in the contents, since we don't use it. Use the
template endianness when writing.
(Relocate::relocate): Use it for R_PPC_REL16_HA.
2009-01-19 Andreas Schwab <schwab@suse.de>
* configure.tgt (powerpc64-*): Fix targ_obj.
2009-01-15 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj::write_local_symbols): Don't write out
local symbols when stripping all symbols.
2009-01-14 Cary Coutant <ccoutant@google.com>
* output.cc (Output_reloc): Add explicit instantiations.
2009-01-14 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::get_elf_object_for_member): Remove call
to File_read::claim_for_plugin.
* descriptors.cc (Descriptors::open): Remove reference to
is_claimed.
(Descriptors::claim_for_plugin): Remove.
* descriptors.h (Descriptors::claim_for_plugin): Remove.
(Descriptors::is_claimed): Remove.
(claim_descriptor_for_plugin): Remove.
* fileread.cc (File_read::claim_for_plugin): Remove.
* fileread.h (File_read::claim_for_plugin): Remove.
(File_read::descriptor): Reopen descriptor if necessary.
* plugin.cc (Plugin::load): Add two new APIs to transfer vector.
(Plugin_manager::all_symbols_read): Add task parameter. Change
all callers.
(Plugin_manager::get_input_file): New function.
(Plugin_manager::release_input_file): New function.
(Pluginobj::Pluginobj): Add filesize parameter and initialize
corresponding data member.
(Sized_pluginobj::Sized_pluginobj): Add filesize parameter
and pass to base constructor. Change all callers.
(get_input_file, release_input_file): New functions.
(make_sized_plugin_object): Add filesize parameter. Change all callers.
* plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
(Plugin_manager::all_symbols_read): Add task parameter.
(Plugin_manager::get_input_file): New function.
(Plugin_manager::release_input_file): New function.
(Plugin_manager::task_): New data member.
(Pluginobj::Pluginobj): Add filesize parameter.
(Pluginobj::filename): New function.
(Pluginobj::descriptor): New function.
(Pluginobj::filesize): New function.
(Pluginobj::filesize_): New data member.
(Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
* readsyms.cc (Read_symbols::do_read_symbols): Remove call to
File_read::claim_for_plugin; use Object::unlock to unlock the file.
* testsuite/Makefile.am (plugin_test_4): New test case for plugins
with archive libraries.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_test.c (struct sym_info): New type.
(get_input_file, release_input_file): New static variables.
(onload): Capture new transfer vector entries.
(claim_file_hook): Stop reading at end of file according to filesize.
Factor out parsing of readelf output into separate function.
(all_symbols_read_hook): Exercise get_input_file and release_input_file
APIs and get the source file name from the symbol table. Convert
source file name to corresponding object file name. Print info
message when adding new input files.
(parse_readelf_line): New function.
* testsuite/plugin_test_1.sh: Add checks for new info messages.
* testsuite/plugin_test_2.sh: Likewise.
* testsuite/plugin_test_3.sh: Likewise.
* testsuite/plugin_test_4.sh: New test case.
2009-01-07 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Bump to 1.8.
2008-12-23 Cary Coutant <ccoutant@google.com>
* gold.cc (gold_exit): Call plugin cleanup handlers on exit.
* plugin.cc (Plugin_manager::finish): Rename as
layout_deferred_objects. Move cleanup to separate function.
(Plugin_manager::cleanup): New function.
(Plugin_finish::run): Call layout_deferred_objects and cleanup
separately.
* plugin.h (Plugin_manager::finish): Rename as
layout_deferred_objects.
(Plugin_manager::cleanup): New function.
(Plugin_manager::cleanup_done): New field.
2008-12-23 Cary Coutant <ccoutant@google.com>
* plugin.cc (is_visible_from_outside): New function.
(Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
so we don't return "IR only" status for exported symbols or -r links.
* testsuite/Makefile.am (plugin_test_3): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_test_3.sh: New file.
2008-12-22 Cary Coutant <ccoutant@google.com>
* object.cc (Sized_relobj::layout_section): New function.
(Sized_relobj::do_layout): Defer layout of input sections until after
plugin has provided replacement files.
(Sized_relobj::do_layout_deferred_sections): New function.
* object.h (Relobj::set_section_offset): Remove virtual keyword.
(Relobj::layout_deferred_sections): New function.
(Relobj::do_layout_deferred_sections): New function.
(Sized_relobj::do_layout_deferred_sections): New function.
(Sized_relobj::layout_section): New function.
(Sized_relobj::Deferred_layout): New structure.
(Sized_relobj::deferred_layout_): New field.
* plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
Change all callers. Layout deferred sections.
(class Plugin_finish): Renamed, was Plugin_cleanup. Change all
references.
(Plugin_hook::run): Move code from do_plugin_hook inline.
(Plugin_hook::do_plugin_hook): Remove.
* plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
(Plugin_manager::finish): Renamed, was cleanup.
(Plugin_manager::should_defer_layout): New function.
(Plugin_manager::add_deferred_layout_object): New function.
(Plugin_manager::Deferred_layout_list): New type.
(Plugin_manager::deferred_layout_objects_): New field.
(Plugin_hook::do_plugin_hook): Remove.
2008-12-17 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add --no case for
--export-dynamic.
2008-12-16 Cary Coutant <ccoutant@google.com>
* plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
vector.
(Plugin_manager::claim_file): Create plugin object even if
plugin did not call the add_symbols callback.
(Plugin_obj::get_symbol_resolution_info): Guard against plugin
asking for more symbols than were added.
* testsuite/Makefile.am (plugin_test_1): Add test case with
no global symbols.
(empty.syms): New target.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_test.c (claim_file_hook): Add new debug
message. Don't call add_symbols if no globals.
(all_symbols_read_hook): Don't provide replacement for empty
claimed file.
2008-12-12 Ian Lance Taylor <iant@google.com>
* target-reloc.h (Default_scan_relocatable_relocs): Only discard
r_type == 0 for a local symbol with r_sym == 0.
(scan_relocatable_relocs): Pass r_sym to
local_non_section_strategy.
* reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
r_sym parameter.
* configure.ac: Update test for TLS descriptors: they are
supported as of glibc 2.9.
* configure: Rebuild.
2008-12-11 Ian Lance Taylor <iant@google.com>
PR 7091
* target-reloc.h (Default_scan_relocatable_relocs): For each
function, map r_type == 0 to RELOC_DISCARD.
2008-12-10 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
object to override a kept COMDAT group from a plugin object.
2008-12-09 Ian Lance Taylor <iant@google.com>
PR 7088
* yyscript.y (file_cmd): Handle INPUT.
* testsuite/initpri1.c: Change all declarations to be full
prototypes by adding void, to avoid compiler warnings.
2008-12-05 Rafael Avila de Espindola <espindola@google.com>
* options.cc (General_options::parse_plugin_opt): New.
(General_options::add_plugin): The argument now is just the filename.
(General_options::add_plugin_option): New.
* options.h (plugin_opt): New.
(add_plugin): Change argument name.
(add_plugin_option): New.
* plugin.cc (Plugin::load): Don't parse the plugin option.
* plugin.h (Plugin::Plugin): Rename argument. Init filename_.
(Plugin::add_option): New.
(Plugin::args_): Change type.
(Plugin::filename_): New.
(Plugin_manager::add_plugin_option): New.
* testsuite/Makefile.am (plugin_test_1): Use new syntax.
* testsuite/Makefile.in: Regenerate.
2008-12-05 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
Handle --strip-lto-sections option.
* options.h (strip_lto_sections): New option.
2008-12-01 Cary Coutant <ccoutant@google.com>
* plugin.cc (ld_plugin_message): Change format parameter to const.
Fix mismatch between new[] and delete.
2008-11-14 Cary Coutant <ccoutant@google.com>
* reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
instead of -1U.
2008-11-05 Craig Silverstein <csilvers@google.com>
* options.cc (General_options::parse_dynamic_list): New function.
* options.h (General_options): New flags dynamic_list,
dynamic_list_data, dynamic_list_cpp_new, and
dynamic_list_cpp_typeinfo. New variable dynamic_list_.
(General_options::in_dynamic_list): New function.
* script.cc (Lex::Mode): New enum DYNAMIC_LIST.
(Lex::can_start_name): Add support for DYNAMIC_LIST mode.
(Lex::can_continue_name): Likewise.
(yylex): Likewise.
(read_script_file): New parameter script_options.
(read_dynamic_list): New function.
(Script_options::define_dynamic_list): New function.
(dynamic_list_keyword_parsecodes): New variable.
(dynamic_list_keywords): New variable.
* script.h (Script_options::define_dynamic_list): New function
prototype.
(read_dynamic_list): New function prototype.
* symtab.cc (strprefix): New macro.
(Symbol::should_add_dynsym_entry): Support dynamic_list,
dynamic_list_data, dynamic_list_cpp_new, and
dynamic_list_cpp_typeinfo.
* yyscript.y (PARSING_DYNAMIC_LIST): New token.
(dynamic_list_expr): New rule.
(dynamic_list_nodes): Likewise.
(dynamic_list_node): Likewise.
* testsuite/Makefile.am (dynamic_list): New test.
* testsuite/Makefile.in: Regenerated.
* testsuite/dynamic_list.t: New file.
* testsuite/dynamic_list.sh: New file.
2008-11-05 Craig Silverstein <csilvers@google.com>
* testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
* testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
(t11_last): Likewise.
* testsuite/ver_test_6.c (main): Likewise.
2008-10-07 Cary Coutant <ccoutant@google.com>
* options.c (General_options::finalize): Add check for -static and
-shared.
* gold.cc (queue_middle_tasks): Assert that list of dynamic objects
is not empty.
2008-10-02 Cary Coutant <ccoutant@google.com>
* plugin.cc (make_sized_plugin_object): Fix conditional
compilation to work when not all targets are enabled.
2008-09-29 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::get_file_and_offset): Use filename instead
of name to get library path.
(Archive::include_member): Unlock external member of a thin archive.
* testsuite/Makefile.am (TEST_AR): New variable.
(thin_archive_test_1): New test.
(thin_archive_test_2): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/thin_archive_main.cc: New file.
* testsuite/thin_archive_test_1.cc: New file.
* testsuite/thin_archive_test_2.cc: New file.
* testsuite/thin_archive_test_3.cc: New file.
* testsuite/thin_archive_test_4.cc: New file.
2008-09-29 Cary Coutant <ccoutant@google.com>
* mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
* object.cc (Sized_relobj::do_layout): Use constant invalid_address
instead of -1U.
(Sized_relobj::do_finalize_local_symbols): Likewise.
(Sized_relobj::map_to_kept_section): Likewise.
* object.h (Sized_relobj::invalid_address): New constant.
(Sized_relobj::do_output_section_offset): Check for invalid_address
and return -1ULL.
* output.cc (Output_reloc::local_section_offset): Use constant
invalid_address instead of -1U.
(Output_reloc::get_address): Likewise.
(Output_section::output_address): Change -1U to -1ULL.
* output.h (Output_reloc::invalid_address): New constant.
* reloc.cc (Sized_relobj::write_sections): Use constant
invalid_address instead of -1U.
(Sized_relobj::relocate_sections): Likewise.
* symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
values for merge sections.
* target-reloc.h (relocate_for_relocatable): Use constant
invalid_address instead of -1U.
2008-09-19 Cary Coutant <ccoutant@google.com>
Add plugin functionality for link-time optimization (LTO).
* configure.ac (plugins): Add --enable-plugins option.
* configure: Regenerate.
* config.in: Regenerate.
* Makefile.am (LIBDL): New variable.
(CCFILES): Add plugin.cc.
(HFILES): Add plugin.h.
(ldadd_var): Add LIBDL.
* Makefile.in: Regenerate.
* archive.cc: Include "plugin.h".
(Archive::setup): Don't preread archive symbols when using a plugin.
(Archive::get_file_and_offset): Add memsize parameter. Change callers.
(Archive::get_elf_object_for_member): Call plugin hooks for claiming
files.
(Archive::include_member): Add symbols from plugin objects.
* archive.h (Archive::get_file_and_offset): Add memsize parameter.
* descriptors.cc (Descriptors::open): Check for file descriptors
abandoned by plugins.
(Descriptors::claim_for_plugin): New function.
* descriptors.h (Descriptors::claim_for_plugin): New function.
(Open_descriptor::is_claimed): New field.
(claim_descriptor_for_plugin): New function.
* fileread.cc (File_read::claim_for_plugin): New function.
* fileread.h (File_read::claim_for_plugin): New function.
(File_read::descriptor): New function.
* gold.cc: Include "plugin.h".
(queue_initial_tasks): Add task to call plugin hooks for generating
new object files.
* main.cc: Include "plugin.h".
(main): Load plugin libraries.
* object.h (Pluginobj): Declare.
(Object::pluginobj): New function.
(Object::do_pluginobj): New function.
(Object::set_target): New function.
* options.cc: Include "plugin.h".
(General_options::parse_plugin): New function.
(General_options::General_options): Initialize plugins_ field.
(General_options::add_plugin): New function.
* options.h (Plugin_manager): Declare.
(General_options): Add --plugin option.
(General_options::has_plugins): New function.
(General_options::plugins): New function.
(General_options::add_plugin): New function.
(General_options::plugins_): New field.
* plugin.cc: New file.
* plugin.h: New file.
* readsyms.cc: Include "plugin.h".
(Read_symbols::do_read_symbols): Check for archive before checking
for ELF file. Call plugin hooks to claim files.
* resolve.cc (Symbol_table::resolve): Record when symbol is referenced
from a real object file; force override when processing replacement
files.
* symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
(Symbol::init_base_object): Likewise.
(Symbol::init_base_output_data): Likewise.
(Symbol::init_base_output_segment): Likewise.
(Symbol::init_base_constant): Likewise.
(Symbol::init_base_undefined): Likewise.
(Symbol::output_section): Assert that object is not a plugin.
(Symbol_table::add_from_pluginobj): New function.
(Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
undefined.
(Symbol_table::sized_write_globals): Likewise.
(Symbol_table::add_from_pluginobj): Instantiate template.
* symtab.h (Sized_pluginobj): Declare.
(Symbol::in_real_elf): New function.
(Symbol::set_in_real_elf): New function.
(Symbol::in_real_elf_): New field.
(Symbol_table::add_from_pluginobj): New function.
* testsuite/Makefile.am (AM_CFLAGS): New variable.
(LIBDL): New variable.
(LDADD): Add LIBDL.
(check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
(check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
(check_DATA): Add plugin_test_1.err and plugin_test_2.err.
(MOSTLYCLEANFILES): Likewise.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_test.c: New file.
* testsuite/plugin_test_1.sh: New file.
* testsuite/plugin_test_2.sh: New file.
2008-09-16 Ian Lance Taylor <iant@google.com>
* target-reloc.h (relocate_section): Check whether a symbol is
defined by the ABI before reporting an undefined symbol error.
* target.h (Target::is_defined_by_abi): Make parameter const.
(Target::do_is_defined_by_abi): Likewise.
* i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
* powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
* sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
* x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
* testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
* testsuite/Makefile.in: Rebuild.
* fileread.cc (make_view): Add casts to avoid warning.
2008-09-16 Alexandre Oliva <aoliva@redhat.com>
* i386.cc (Target_i386::define_tls_base_symbol): Update comments.
* x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2008-09-16 Alexandre Oliva <aoliva@redhat.com>
* options.h (General_options::output_is_executable): New.
(General_options::output_is_pie): New.
* i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
for shared libraries.
* x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2008-09-11 Chris Demetriou <cgd@google.com>
* options.h (origin): New -z option.
* layout.cc (Layout:finish_dynamic_section): If "-z origin"
is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
in DT_FLAGS_1.
2008-09-05 Cary Coutant <ccoutant@google.com>
* fileread.cc (File_read::make_view): Add check for attempt to map
beyond end of file.
2008-09-05 Cary Coutant <ccoutant@google.com>
* symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
explicit instantiations.
2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
PR gold/6858
* options.cc (General_options::finalize): Allow undefined symbols
in shlibs if linking -shared.
PR gold/6859
* symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
symbols as not needing a dynsym entry.
2008-08-20 Craig Silverstein <csilvers@google.com>
* fileread.cc (File_read::open): Do not lock the file unless it
was successfully opened.
2008-08-14 Cary Coutant <ccoutant@google.com>
* x86_64.cc (Target_x86_64::Relocate::relocat_tls):
Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
* testsuite/tls_test.cc (struct int128): 128-bit struct
for testing TLS relocs with non-zero addend.
(v12): New TLS variable.
(t12): New test.
(t_last): Add check for v12.
* testsuite/tls_test.h (t12): New function.
* testsuite/tls_test_main.cc (thread_routine): Call new test.
2008-08-13 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::attach_allocated_section_to_segment): Don't
set tls_segment_ or relro_segment_.
(Layout::make_output_segment): Set tls_segment_ and relro_segment_
when appropriate.
* output.h (Output_section::clear_is_relro): New function.
* output.cc (Output_segment::add_output_section): Handle SHF_TLS
sections specially even when output_data_ is empty.
(Output_segment::maximum_alignment): When first section is relro,
only force alignment for PT_LOAD segments.
* script.cc (script_data_segment_align): New function.
(script_data_segment_relro_end): New function.
* script-c.h (script_data_segment_align): Declare.
(script_data_segment_relro_end): Declare.
* script-sections.h (class Script_sections): Declare
data_segment_align and data_segment_relro_end. Add fields
segment_align_index_ and saw_relro_end_.
* script-sections.cc (class Sections_element): Add set_is_relro
virtual function. Add new bool* parameter to place_orphan_here.
Add get_output_section virtual function.
(class Output_section_definition): Add set_is_relro. Add new
bool* parameter to place_orphan_here. Add get_output_section.
Add is_relro_ field.
(Output_section_definition::Output_section_definition): Initialize
evaluated_address_, evaluated_load_address, evaluated_addralign_,
and is_relro_ fields.
(Output_section_definition::place_orphan_here): Add is_relro
parameter.
(Output_section_definition::set_section_addresses): Set relro for
output section.
(Output_section_definition::alternate_constraint): Likewise.
(class Orphan_output_section): Add new bool* parameter to
place_orphan_here. Add get_output_section.
(Orphan_output_section::place_orphan_here): Add is_relro
parameter.
(Script_sections::Script_sections): Initialize
data_segment_align_index_ and saw_relro_end_.
(Script_sections::data_segment_align): New function.
(Script_sections::data_segment_relro_end): New function.
(Script_sections::place_orphan): Set or clear is_relro.
(Script_sections::set_section_addresses): Force alignment of first
TLS section.
* yyscript.y (exp): Call script_data_segment_align and
script_data_segment_relro_end.
* testsuite/relro_script_test.t: New file.
* testsuite/relro_test.cc (using_script): Declare.
(t1, t2): Test using_script.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
(relro_script_test_SOURCES): Define.
(relro_script_test_DEPENDENCIES): Define.
(relro_script_test_LDFLAGS): Define.
(relro_script_test_LDADD): Define.
(relro_script_test.so): New target.
* testsuite/Makefile.in: Rebuild.
2008-08-06 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::total_archives, Archive::total_members)
(Archive::total_members_loaded): New variables.
(Archive::setup): Add parameter. Add option to preread
archive symbols.
(Archive::read_armap): Add counter.
(Archive::get_file_and_offset): New function.
(Archive::get_elf_object_for_member): New function.
(Archive::read_all_symbols): New function.
(Archive::read_symbols): New function.
(Archive::add_symbols): Add counters.
(Archive::include_all_members): Use armap to find members if it's
already built.
(Archive::include_member): Skip reading symbols if already read.
Factored code into Archive::get_file_and_offset and
Archive::get_elf_object_for_member. Changed call to
Mapfile::report_include_archive_member.
(Archive::print_stats): New function.
* archive.h: Declare Object and Read_symbols_data classes.
(Archive::Archive): Add initializers for new members.
(Archive::setup): Add parameter.
(Archive::print_stats): New function.
(Archive::total_archives, Archive::total_members)
(Archive::total_members_loaded): New variables.
(Archive::get_file_and_offset): New function.
(Archive::get_elf_object_for_member): New function.
(Archive::read_all_symbols): New function.
(Archive::read_symbols): New function.
(Archive::Archive_member): New class.
(Archive::members_): New member.
(Archive::num_members_): New member.
* main.cc: Include archive.h.
(main): Call Archive::print_stats.
* mapfile.cc (Mapfile::report_include_archive_member): Delete
archive parameter; member_name is now the fully-decorated name.
* mapfile.h (Mapfile::report_include_archive_member): Likewise.
* options.h: (General_options): Add --preread-archive-symbols option.
* readsyms.cc (Read_symbols::do_read_symbols): Change call to
Archive::setup.
2008-08-04 Ian Lance Taylor <iant@google.com>
* symtab.h (Symbol::use_plt_offset): New function.
* i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
* powerpc.cc (Relocate::relocate): Likewise.
* sparc.cc (Relocate::relocate): Likewise.
* x86_64.cc (Relocate::relocate): Likewise.
* testsuite/weak_plt.sh: New test.
* testsuite/weak_plt_main.cc: New test.
* testsuite/weak_plt_shared.cc: New test.
* testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
(check_PROGRAMS): Add weak_plt.
(check_DATA): Add weak_plt_shared.so.
(weak_plt_main_pic.o, weak_plt): New targets.
(weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
* testsuite/Makefile.in: Rebuild.
* testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
gcctestdir/ld.
(weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
* testsuite/Makefile.in: Rebuild.
2008-08-04 Alan Modra <amodra@bigpond.net.au>
* Makefile.am (POTFILES.in): Set LC_ALL=C.
* Makefile.in: Regenerate.
* po/POTFILES.in: Regenerate.
2008-07-29 Ian Lance Taylor <iant@google.com>
* script.cc (Script_options::finalize_symbols): Finalize SECTIONS
symbols before other symbols.
* testsuite/script_test_2.cc (test_addr): Declare.
(test_addr_alias): Declare.
(main): Check that test_addr and test_addr_alias have the right
values.
* testsuite/script_test_2.t: Define test_addr_alias and
test_addr.
2008-07-24 Ian Lance Taylor <iant@google.com>
PR 5990
* descriptors.cc: New file.
* descriptors.h: New file.
* gold-threads.h (class Hold_optional_lock): New class.
* fileread.cc: Include "descriptors.h".
(File_read::~File_read): Release descriptor rather than closing
it.
(File_read::open) [file]: Call open_descriptor rather than open.
Set is_descriptor_opened_.
(File_read::open) [memory]: Assert that descriptor is not open.
(File_read::reopen_descriptor): New function.
(File_read::release): Release descriptor.
(File_read::do_read): Make non-const. Reopen descriptor.
(File_read::read): Make non-const.
(File_read::make_view): Reopen descriptor.
(File_read::do_readv): Likewise.
* fileread.h (class File_read): Add is_descriptor_opened_ field.
Update declarations.
* layout.cc: Include "descriptors.h".
(Layout::create_build_id): Use open_descriptor rather than open.
* output.cc: Include "descriptors.h".
(Output_file::open): Use open_descriptor rather than open.
* archive.cc (Archive::const_iterator): Change Archive to be
non-const.
(Archive::begin, Archive::end): Make non-const.
(Archive::count_members): Likewise.
* archive.h (class Archive): Update declarations.
* object.h (Object::read): Make non-const.
* Makefile.am (CCFILES): Add descriptors.cc.
(HFILES): Add descriptors.h.
* Makefile.in: Rebuild.
PR 6716
* gold.h: Always include <clocale>. Add Solaris workarounds
following code in binutils/sysdep.h.
PR 6048
* ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
this->eh_frame_hdr_ is NULL before using it.
* dynobj.cc (Versions::Versions): Update comment.
* dynobj.cc (Versions::Versions): If there is an soname, use it as
the base version name.
* stringpool.cc (Stringpool_template::add_with_length): Set key to
array size plus one.
(Stringpool_template::set_string_offsets): Subtract one from key
before using it as an array index.
(Stringpool_template::get_offset_with_length): Likewise.
(Stringpool_template::write_to_buffer): Likewise.
* stringpool.h (Stringpool_template::get_offset_from_key):
Likewise.
2008-07-23 Ian Lance Taylor <iant@google.com>
PR 6658
* object.h (Merged_symbol_value::value): Do our best to handle a
negative addend.
PR 6647
* script.cc (Version_script_info::get_versions): Don't add empty
version tag to return value.
(Version_script_info::get_symbol_version_helper): Change return
type to bool. Add pversion parameter. Change all callers.
(script_register_vers_node): Don't require a non-NULL tag.
* script.h (class Version_script_info): Update declarations.
(Version_script_info::get_symbol_version): Change return type to
bool. Add version parameter. Change all callers.
* symtab.cc (Sized_symbol::add_from_relobj): Rework version
handling. Handle an empty version from a version script.
(Symbol_table::define_special_symbol): Likewise.
* testsuite/ver_test_10.script: New file.
* testsuite/ver_test_10.sh: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
(check_DATA): Add ver_test_10.syms.
(ver_test_10.syms, ver_test_10.so): New target.
* testsuite/Makefile.in: Rebuild.
2008-07-23 Simon Baldwin <simonb@google.com>
* symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
to zero for undefined symbols from dynamic libraries.
2008-07-23 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::resolve): Remove version parameter.
Change all callers.
* symtab.h (class Symbol_table): Update declaration.
* testsuite/ver_test_9.cc: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
(ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
(ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
(ver_test_9.so, ver_test_9.o): New targets.
* testsuite/Makefile.in: Rebuild.
2008-07-22 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Define --check-sections.
* layout.cc (Layout::set_segment_offsets): Handle
--check-sections.
* options.h (class General_options): Define -n/--nmagic and
-N/--omagic.
* options.cc (General_options::finalize): For -n/--nmagic or
-N/--omagic, set -static.
* layout.cc (Layout::attach_allocated_section_to_segment): If
-N/--omagic, don't put read-only and read-write sections in
different segments.
(Layout::find_first_load_seg): If -N/--omagic, don't insist on
finding a read-only segment.
(Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
don't set the minimum segment alignment to the common page size,
and don't set the file offset to the address modulo the page size.
* script-sections.cc (Script_sections::create_segments): If
-n/--omagic, don't put read-only and read-write sections in
different segments.
* cref.cc: New file.
* cref.h: New file.
* options.h (class General_options): Add --print-symbol-counts.
* main.cc (main): Issue defined symbol report if requested.
* archive.cc (Archive::interpret_header): Make into a const member
function.
(Archive::add_symbols): Call Input_objects::archive_start and
archive_stop.
(Archive::const_iterator): Define new class.
(Archive::begin, Archive::end): New functions.
(Archive::include_all_members): Rewrite to use iterator.
(Archive::count_members): New function.
* archive.h (class Archive): Update declarations.
(Archive::filename): New function.
* object.cc: Include "cref.h".
(Sized_relobj::Sized_relobj): Initialize defined_count_.
(Sized_relobj::do_get_global_symbol_counts): New function.
(Input_objects::add_object): Add object to cross-referencer.
(Input_objects::archive_start): New function.
(Input_objects::archive_stop): New function.
(Input_objects::print_symbol_counts): New function.
* object.h: Declare Cref and Archive.
(Object::get_global_symbol_counts): New function.
(Object::do_get_global_symbol_counts): New pure virtual function.
(class Sized_relobj): Add defined_count_ field. Update
declarations.
(class Input_objects): Add cref_ field. Update constructor.
Update declarations.
* dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
defined_count_.
(Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
symbol counts.
(Sized_dynobj::do_get_global_symbol_counts): New function.
* dynobj.h (class Sized_dynobj): Add fields symbols_ and
defined_count_. Update declarations. Define Symbols typedef.
* symtab.cc (Symbol_table::add_from_relobj): Add defined
parameter. Change all callers.
(Symbol_table::add_from_dynobj): Add sympointers and defined
parameters. Change all callers.
* symtab.h (class Symbol_table): Update declarations.
* Makefile.am (CCFILES): Add cref.cc.
(HFILES): Add cref.h.
* Makefile.in: Rebuild.
2008-07-22 Simon Baldwin <simonb@google.com>
* symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
to zero when writing undefined symbols.
2008-07-22 Ian Lance Taylor <iant@google.com>
* output.cc (Output_section::add_input_section): Don't try to
merge empty merge sections.
2008-07-21 Craig Silverstein <csilvers@google.com>
* symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
Include symbol version in error message.
2008-07-20 Chris Demetriou <cgd@google.com>
* configure.ac (gold_cv_c_random_seed): New configured variable.
(RANDOM_SEED_CFLAGS): New substituted variable.
* Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
* configure: Rebuild.
* Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.
2008-07-18 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::add_from_object): Rewrite the case
where we see NAME/NULL and NAME/VERSION as separate symbols.
* testsuite/ver_test_main.cc (main): Call t4.
(t4, t4_2a): Define.
* testsuite/ver_test_2.cc (t4_2): Define.
* testsuite/ver_test_2.script: Put t4_2a in VER2.
* testsuite/ver_test_4.cc (t4_2a): Define.
* testsuite/ver_test_4.script: Put t4_2a in VER2.
* testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2008-07-17 Ian Lance Taylor <iant@google.com>
* dynobj.cc (Versions::add_def): If we give an error about a
missing version, go ahead and create the version anyhow.
2008-07-10 Ian Lance Taylor <iant@google.com>
Handle output sections with more than 0x7fffffff bytes.
* object.h (class Relobj): Change map_to_output_ to
output_sections_, and just keep a section pointer. Change all
uses. Move comdat group support to Sized_relobj.
(Relobj::is_section_specially_mapped): Remove.
(Relobj::output_section): Remove poff parameter. Change all
callers.
(Relobj::output_section_offset): New function.
(Relobj::set_section_offset): Rewrite.
(Relobj::map_to_output): Remove.
(Relobj::output_sections): New function.
(Relobj::do_output_section_offset): New pure virtual function.
(Relobj::do_set_section_offset): Likewise.
(class Sized_relobj): Add section_offsets_ field. Add comdat
group support from Relobj. Update declarations.
(Sized_relobj::get_output_section_offset): New function.
(Sized_relobj::do_output_section_offset): New function.
(Sized_relobj::do_set_section_offset): New function.
* object.cc (Relobj::output_section_address): Remove.
(Sized_relobj::Sized_relobj): Initialize new fields.
(Sized_relobj::include_section_group): Cast find_kept_object to
Sized_relobj.
(Sized_relobj::include_linkonce_section): Likewise.
(Sized_relobj::do_layout): Use separate arrays for output section
and output offset.
(Sized_relobj::do_count_local_symbols): Change map_to_output to
output_sections.
(Sized_relobj::do_finalize_local_symbols): Change map_to_output to
output_sections and section_offsets.
(Sized_relobj::write_local_symbols): Likewise.
(map_to_kept_section): Compute output address directly.
* reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
output_sections and section_offsets.
(Sized_relobj::write_sections): Likewise.
(Sized_relobj::relocate_sections): Likewise.
* symtab.cc (sized_finalize_symbol): Use output_section_offset.
* output.h (class Output_reloc): Update declarations. Change
u2_.relobj to Sized_relobj*.
(class Output_data_reloc): Change add functions to use
Sized_relobj*.
* output.cc (Output_reloc::Output_reloc): Change relobj to
Sized_relobj*.
(Output_reloc::local_section_offset): Change return type to
Elf_Addr. Use get_output_section_offset.
(Output_reloc::get_address): Likewise.
(Output_section::is_input_address_mapped): Don't call
is_section_specially_mapped.
(Output_section::output_offset): Likewise.
(Output_section::output_address): Likewise.
(Output_section::starting_output_address): Likewise.
* copy-relocs.cc (Copy_relocs::copy_reloc): Change object
parameter to Sized_relobj*.
(Copy_relocs::need_copy_reloc): Likewise.
(Copy_relocs::save): Likewise.
* copy-relocs.h (class Copy_relocs): Update declarations.
(class Copy_relocs::Copy_reloc_entry): Change constructor to use
Sized_relobj*. Change relobj_ field to Sized_relobj*.
* target-reloc.h (relocate_for_relocatable): Change
offset_in_output_section type to Elf_Addr. Change code that uses
it as well.
* layout.cc (Layout::layout): Always set *off.
* mapfile.cc (Mapfile::print_input_section): Use
output_section_offset.
* i386.cc (Target_i386::copy_reloc): Change object parameter to
Sized_relobj*.
* powerpc.cc (Target_powerpc::copy_reloc): Likewise.
* sparc.cc (Target_sparc::copy_reloc): Likewise.
* x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2008-07-03 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::include_section): Do not discard unrecognized
SHT_STRTAB sections.
2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
* script.cc (Lex::can_continue_name): Make '?' allowable in
version-script names.
* testsuite/version_script.map: Change glob pattern to use '?'
2008-06-30 Manish Singh <yosh@gimp.org>
PR 6585
* symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
Correct typo.
2008-06-30 Ian Lance Taylor <iant@google.com>
PR 6660
PR 6682
* powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
versions]: Don't try to read the value in the contents, since we
don't use it. Use the template endianness when writing.
2008-06-25 Cary Coutant <ccoutant@google.com>
* fileread.cc (File_read::make_view): Assert on zero-length view.
* object.cc (Sized_relobj::do_read_symbols): Don't try to read
symbol table when there are no symbols to read.
2008-06-23 Craig Silverstein <csilvers@google.com>
* version.cc (version_string): Bump to 1.7
2008-06-18 Craig Silverstein <csilvers@google.com>
* powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
constant 0xFFFF to type Valtype.
(Powerpc_relocate_functions::rel16_ha): Likewise.
2008-06-17 Ian Lance Taylor <iant@google.com>
* output.h (Output_section::Input_section): Initialize p2align_ to
zero for Output_section_data constructors.
(Output_section::Input_section::addralign): If not an input
section, return the alignment of the Output_section_data.
* testsuite/copy_test.cc: New file.
* testsuite/copy_test_1.cc: New file.
* testsuite/copy_test_2.cc: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
(copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
(copy_test_LDFLAGS, copy_test_LDADD): New variables.
(copy_test_1_pic.o, copy_test_1.so): New targets.
(copy_test_2_pic.o, copy_test_2.so): New targets.
* testsuite/Makefile.in: Rebuild.
* script-sections.cc (Script_sections::place_orphan): Initialize
local variable exact.
2008-06-13 David Edelsohn <edelsohn@gnu.org>
* powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2008-06-12 David Edelsohn <edelsohn@gnu.org>
David S. Miller <davem@davemloft.net>
* powerpc.cc: New file.
* Makefile.am (TARGETSOURCES): Add powerpc.cc
(ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
* configure.tgt: Add entries for powerpc-* and powerpc64-*.
* Makefile.in: Rebuild.
2008-06-09 Ian Lance Taylor <iant@google.com>
* testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
<exception>.
(throwing, orig_terminate): New static variables.
(terminate_handler): New static function.
(t2): Set terminate handler.
2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
PR 6584
* binary.cc (Binary_to_elf::sized_convert): Fix .data
alignment.
2008-05-30 Cary Coutant <ccoutant@google.com>
* archive.cc (Archive::include_all_members) Correct to step
over symbol table and extended name table in thin archives.
2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
PR 6407
* target-reloc.h (relocate_for_relocatable): Fix new_offset
calculation.
2008-05-28 Caleb Howe <cshowe@google.com>
* reduced_debug_output.cc: New file.
* reduced_debug_output.h: New file.
* options.h (class General_options): Add --strip-debug-non-line.
* options.cc (General_options::finalize): Add strip_debug_non_line
to the strip heirarchy.
* layout.h (class Layout): Add debug_abbrev_ and debug_info_
fields.
* layout.cc: Include "reduced_debug_output.h".
(Layout::Layout): Initialize new fields.
(line_only_debug_sections): New static array.
(is_lines_only_debug_sections): New static inline function.
(Layout::include_section): Handle --strip-debug-non-line.
(Layout::make_output_section): If --strip-debug-non-line, build
new output sections for .debug_abbrev and .debug_info.
* dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
gold. Warn about possible overflow.
(read_signed_LEB_128): Likewise.
* dwarf_reader.h: (read_unsigned_LEB_128): Declare.
(read_signed_LEB_128): Declare.
* Makefile.am (CCFILES): Add reduced_debug_output.cc.
(HFILES): Add reduced_debug_output.h.
* Makefile.in: Rebuild.
2008-05-21 Ian Lance Taylor <iant@google.com>
* mapfile.cc: New file.
* mapfile.h: New file.
* options.h (class General_options): Add -M/--print-map and -Map.
* options.cc (General_options::finalize): Make -M equivalent to
-Map -.
* main.cc: Include <cstdio> and "mapfile.h".
(main): Open mapfile if requested.
* gold.cc (class Middle_runner): Add mapfile_ field. Update
constructor. Change caller.
(queue_initial_tasks): Add mapfile parameter. Change caller.
(queue_middle_tasks): Likewise.
* gold.h (queue_initial_tasks, queue_middle_tasks): Update
declarations.
* archive.cc: Include "mapfile.h".
(Archive::add_symbols): Add mapfile parameter. Change all
callers. Pass mapfile, symbol, and reason to include_member.
(Archive::include_all_members): Add mapfile parameter. Change all
callers.
(Archive::include_member): Add mapfile, sym, and why parameters.
Change all callers. Report inclusion to map file.
* archive.h: Include "fileread.h".
(class Archive): Update declarations.
(Archive::file): New const method.
(class Add_archive_symbols): Add mapfile_ field. Update
constructor. Change all callers.
* readsyms.h (class Read_symbols): Likewise.
(class Finish_group): Likewise.
(class Read_script): Likewise.
* common.cc: Include "mapfile.h".
(Symbol_table::allocate_commons): Add mapfile parameter. Change
all callers.
(Symbol_table::do_allocate_commons): Likewise.
(Symbol_table::do_allocate_commons_list): Likewise. Report common
symbol allocation to mapfile.
* common.h (class Allocate_commons_task): Add mapfile_ field.
Update constructor. Change all callers.
* symtab.h (class Symbol_table): Update declarations.
* layout.cc: Include "mapfile.h".
(Layout_task_runner::run): Print information to mapfile.
(Layout::create_gold_note): Change Output_data_fixed_space to
Output_data_zero_fill.
(Layout::create_build_id): Likewise.
(Layout::print_to_mapfile): New function.
* layout.h (class Layout_task_runner): Add mapfile_ field. Update
constructor. Change caller.
(class Layout): Declare print_to_mapfile.
* output.cc (Output_section::Input_section::print_to_mapfile): New
function.
(Output_section::add_input_section): If producing a map, always
add to input_sections_ list.
(Output_section::do_print_to_mapfile): New function.
(Output_segment::print_sections_to_mapfile): New function.
(Output_segment::print_section_list_to_mapfile): New function.
* output.h: Include "mapfile.h".
(Output_data::print_to_mapfile): New function.
(Output_data::do_print_to_mapfile): New virtual function.
(Output_segment_headers::do_print_to_mapfile): New function.
(Output_file_header::do_print_to_mapfile): New function.
(Output_data_const::do_print_to_mapfile): New function.
(class Output_data_const_buffer): Add map_name_ field. Update
constructor. Change all callers. Add do_print_to_mapfile
function.
(class Output_data_fixed_space): Likewise.
(class Output_data_space): Likewise.
(class Output_data_zero_fill): New class.
(Output_data_strtab::do_print_to_mapfile): New function.
(Output_data_reloc_base::do_print_to_mapfile): New function.
(Output_relocatable_relocs::do_print_to_mapfile): New function.
(Output_data_group::do_print_to_mapfile): New function.
(Output_data_got::do_print_to_mapfile): New function.
(Output_data_dynamic::do_print_to_mapfile): New function.
(Output_symtab_xindex::do_print_to_mapfile): New function.
(class Output_section): Declare do_print_to_mapflie. Declare
print_to_mapfile in Input_section.
(class Output_segment): Declare new functions.
* object.h (Sized_relobj::symbol_count): New function.
* script-sections.cc
(Output_section_element_dot_assignment::set_section_addresses):
Change Output_data_fixed_space to Output_data_zero_fill.
(Output_data_expression::do_print_to_mapfile): New function.
* script.cc (read_input_script): Add mapfile parameter. Change
all callers.
* script.h (read_input_script): Update declaration.
* ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
(Eh_frame::do_print_to_mapfile): New function.
* merge.h (Output_merge_data::do_print_to_mapfile): New function.
(Output_merge_string::do_print_to_mapfile): New function.
* i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
function.
* sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
function.
* x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
function.
* Makefile.am (CCFILES): Add mapfile.cc.
(HFILES): Add mapfile.h.
* Makefile.in: Rebuild.
2008-05-19 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add -z relro.
* layout.cc (Layout::Layout): Initialize relro_segment_.
(Layout::add_output_section_data): Return the output section.
(Layout::make_output_section): Rcognize relro sections and mark
them appropriately.
(Layout::attach_allocated_section_to_segment): Put relro sections
in a PT_GNU_RELRO segment.
(Layout::create_initial_dynamic_sections): Mark the .dynamic
section as relro.
(Layout::segment_precedes): Sort PT_GNU_RELRO segments after
PT_TLS segments.
(Layout::linkonce_mapping): Map d.rel.ro.local to
.data.rel.ro.local.
(Layout::output_section_name): Us .data.rel.ro.local for any
section which begins with that.
* layout.h (class Layout): Update add_output_section_data
declaration. Add relro_segment_ field.
* output.cc (Output_section::Output_section): Initialize is_relro_
and is_relro_local_ fields.
(Output_segment::add_output_section): Group relro sections.
(Output_segment::is_first_section_relro): New function.
(Output_segment::maximum_alignment): If there is a relro section,
align the segment to the common page size.
(Output_segment::set_section_addresses): Track whether we are
looking at relro sections. If the last section is a relro
section, align to the common page size.
(Output_segment::set_section_list_addresses): Add in_relro
parameter. Change all callers. Align to the page size when
moving from relro to non-relro section.
(Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
segment.
* output.h (class Output_section): Add is_relro_ and
is_relro_local_ fields.
(Output_section::is_relro): New function.
(Output_section::set_is_relro): New function.
(Output_section::is_relro_local): New function.
(Output_section::set_is_relro_local): New function.
(class Output_segment): Update declarations.
* i386.cc (Target_i386::got_section): Mark .got section as relro.
* sparc.cc (Target_sparc::got_section): Likewise.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* testsuite/relro_test_main.cc: New file.
* testsuite/relro_test.cc: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
(relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
(relro_test_LDFLAGS, relro_test_LDADD): New variables.
(relro_test.so, relro_test_pic.o): New targets.
* testsuite/Makefile.in: Rebuild.
2008-05-16 Ian Lance Taylor <iant@google.com>
* output.cc (Output_segment::add_output_section): Remove front
parameter.
* output.h (class Output_segment): Remove
add_initial_output_section and overloaded add_output_section.
Update declaration of remaining add_output_section.
* layout.cc (Layout::create_interp): Call add_output_section
rather than add_initial_output_section.
(Layout::finish_dynamic_section): Likewise.
* i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
know the dynamic type.
* x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
field. Initialize it in constructor.
(Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
reloc.
* output.cc (Output_reloc::get_address): Change return type to
Elf_Addr.
* output.h (class Output_reloc): Update get_address declaration.
* x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
for section addresses.
2008-05-09 Ian Lance Taylor <iant@google.com>
PR 6493
* gold.cc (gold_nomem): Use return value of write.
2008-05-08 Ian Lance Taylor <iant@google.com>
* symtab.c (Symbol::init_base_output_data): Add version
parameter. Change all callers.
(Symbol::init_base_output_segment): Likewise.
(Symbol::init_base_constant): Likewise.
(Symbol::init_base_undefined): Likewise.
(Sized_symbol::init_output_data): Likewise.
(Sized_symbol::init_output_segment): Likewise.
(Sized_symbol::init_constant): Likewise.
(Sized_symbol::init_undefined): Likewise.
(Symbol_table::do_define_in_output_data): If the new symbol has a
version, mark it as the default.
(Symbol_table::do_define_in_output_segment): Likewise.
(Symbol_table::do_define_as_constant): Likewise.
* symtab.h (class Symbol): Update declarations.
(class Sized_symbol): Likewise.
* resolve.cc (Symbol::override_version): New function.
(Symbol::override_base): Call override_version.
(Symbol::override_base_with_special): Likewise.
* testsuite/ver_script_8.script: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
(ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
(ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
(ver_test_8_1.so, ver_test_8_2.so): New targets.
2008-05-06 Ian Lance Taylor <iant@google.com>
PR 6049
* options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
functions.
(class General_options): Remove existing --undefined, and add
--no-undefined instead. Add new --undefined as synonym for -u.
* archive.cc (Archive::add_symbols): Check whether symbol was
named with -u.
* gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
* symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
all uses. Add IS_UNDEFINED. Update declarations to split
different versions of init_base. Declare init_base_undefined.
(Symbol::is_defined): Handle IS_UNDEFINED.
(Symbol::is_undefined): Likewise.
(Symbol::is_weak_undefined): Call is_undefined.
(Symbol::is_absolute): Handle IS_CONSTANT.
(class Sized_symbol): Update declarations to split different
versions of init. Declare init_undefined.
(class Symbol_table): Declare new functions.
* symtab.cc (Symbol::init_base_object): Rename from init_base.
Change all callers.
(Symbol::init_base_output_data): Likewise.
(Symbol::init_base_output_segment): Likewise.
(Symbol::init_base_constant): Likewise.
(Symbol::init_base_undefined): New function.
(Sized_symbol::init_object): Rename from init. Change all
callers.
(Sized_symbol::init_output_data): Likewise.
(Sized_symbol::init_output_segment): Likewise.
(Sized_symbol::init_constant): Likewise.
(Sized_symbol::init_undefined): New function.
(Symbol_table::add_undefined_symbols_from_command_line): New
function.
(Symbol_table::do_add_undefined_symbols_from_command_line): New
function.
(Symbol::final_value_is_known): Handle IS_UNDEFINED.
(Symbol::output_section): Likewise.
(Symbol::set_output_section): Likewise.
(Symbol_table::sized_finalize_symbol): Likewise.
(Symbol_table::sized_write_globals): Likewise.
* resolve.cc (Symbol_table::should_override): Likewise.
(Symbol::override_base_with_special): Likewise.
* symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
symbol, change it to have default visibility.
* testsuite/protected_1.cc: New file.
* testsuite/protected_2.cc: New file.
* testsuite/protected_3.cc: New file.
* testsuite/protected_main_1.cc: New file.
* testsuite/protected_main_2.cc: New file.
* testsuite/protected_main_3.cc: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
(protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
(protected_1_LDFLAGS, protected_1_LDADD): Define.
(protected_1.so): New target.
(protected_1_pic.o, protected_2_pic.o): New targets.
(protected_3_pic.o): New target.
(check_PROGRAMS): Add protected_2.
(protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
(protected_2_LDFLAGS, protected_2_LDADD): Define.
* testsuite/Makefile.in: Rebuild.
* options.h (DEFINE_var): Add set_user_set_##varname__.
(DEFINE_bool_alias): New macro.
(class General_options): Define -Bstatic using DEFINE_bool_alias
rather than DEFINE_special. Add --undefined as an alias for -z
defs.
* options.cc (General_options::parse_Bstatic): Remove.
* options.h (class General_options): Add --fatal-warnings.
* main.cc (main): Implement --fatal-warnings.
* errors.h (Errors::warning_count): New function.
* options.h (class General_options): Add -Bsymbolic-functions.
* symtab.h (Symbol::is_preemptible): Check for
-Bsymbolic-functions.
2008-05-05 Ian Lance Taylor <iant@google.com>
* options.h (DEFINE_bool): For DASH_Z, create the negative option
as noVARNAME rather than no-VARNAME.
(class General_options): Add option -z combreloc.
* output.h (class Output_reloc) [SHT_REL]: Declare compare and
get_address.
(Output_reloc::sort_before) [SHT_REL]: New function.
(Output_reloc::sort_before) [SHT_RELA]: New function.
(class Output_data_reloc_base): Add sort_relocs_ field. Define
Sort_relocs_comparison.
(Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
parameter. Change all callers.
(Output_data_reloc::Output_data_reloc) [both versions]: Add
sort_relocs parameter. Change all callers.
* output.cc (Output_reloc::get_address): New function, broken out
of write_rel.
(Output_reloc::write_rel): Call it.
(Output_reloc::compare): New function.
(Output_data_reloc_base::do_write): Optionally sort relocs.
* configure.ac: If targ_extra_obj is set, link it in.
* configure.tgt: Initialize all variables.
(x86_64*): Set targ_extra_obj and targ_extra_size.
* configure: Rebuild.
* object.cc (Sized_relobj::include_section_group): Adjust section
indexes read from group data. Build vector to pass to
layout_group.
* layout.cc (Layout::layout_group): Add flags and shndxes
parameters. Remove contents parameter. Change caller. Update
explicit instantiations.
* layout.h (class Layout): Update layout_group declaration.
* output.cc (Output_data_group::Output_data_group): Add flags and
input_shndxes parameters. Remove contents parameter. Change
caller.
(Output_data_group::do_write): Change input_sections_ to
input_shndxes_.
* output.h (class Output_data_group): Update constructor
declaration. Rename input_sections_ to input_shndxes_.
* testsuite/many_sections_test.cc: Add template.
2008-04-30 Cary Coutant <ccoutant@google.com>
* target-reloc.h (relocate_section): Fix dead-pointer bug.
* layout.cc (Layout::include_section): Refactored check for debug
info section.
(Layout::add_comdat): Add new parameters. Change type
of signature parameter. Add object and shndx to signatures table.
(Layout::find_kept_object): New function.
* layout.h: Include <cstring>.
(Layout::is_debug_info_section): New function.
(Layout::add_comdat): Add new parameters.
(Layout::find_kept_object): New function.
(Layout::Kept_section): New struct.
(Layout::Signatures): Change type of map range.
* object.cc (Relobj::output_section_address): New function.
(Sized_relobj::include_section_group): Add new parameters. Change
calls to Layout::add_comdat. Change to build table of kept comdat
groups and table mapping discarded sections to kept sections.
(Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
(Sized_relobj::do_layout): Change calls to include_section_group and
include_linkonce_section.
(Sized_relobj::do_finalize_local_symbols): Do not set local symbol
value to zero when section is discarded.
(Sized_relobj::map_to_kept_section): New function.
* object.h (Relobj::output_section_address): New function.
(Relobj::Comdat_group): New type.
(Relobj::find_comdat_group): New function.
(Relobj::Comdat_group_table): New type.
(Relobj::Kept_comdat_section): New type.
(Relobj::Kept_comdat_section_table): New type.
(Relobj::add_comdat_group): New function.
(Relobj::set_kept_comdat_section): New function.
(Relobj::get_kept_comdat_section): New function.
(Relobj::comdat_groups_): New field.
(Relobj::kept_comdat_sections_): New field.
(Symbol_value::input_value): Update comment.
(Sized_relobj::map_to_kept_section) New function.
(Sized_relobj::include_linkonce_section): Add new parameter.
* target-reloc.h (Comdat_behavior): New type.
(get_comdat_behavior): New function.
(relocate_section): Add code to map a discarded section to the
corresponding kept section when applying a relocation.
2008-04-30 Craig Silverstein <csilvers@google.com>
* dwarf_reader.cc (next_generation_count): New static var.
(Addr2line_cache_entry): New struct.
(addr2line_cache): New static var.
(Dwarf_line_info::one_addr2line): Added caching.
(Dwarf_line_info::clear_addr2line_cache): New function.
* dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
cache-size parameter.
(Dwarf_line_info::one_addr2line_cache): New function.
* symtab.cc (Symbol_table::detect_odr_violations): Pass
new cache-size argument to one_addr2line(), and clear cache.
2008-04-28 Cary Coutant <ccoutant@google.com>
* i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
R_386_PC8 relocations.
2008-04-23 Ian Lance Taylor <iant@google.com>
* object.cc (Sized_relobj::include_section_group): Check for
invalid section group.
* object.cc (make_elf_object): Correct test for 64-bit ELF file
header size.
* readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
than read for file header.
* archive.cc (Archive::include_member): Likewise.
2008-04-23 Paolo Bonzini <bonzini@gnu.org>
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-04-19 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Bump to 1.6.
* testsuite/Makefile.am (many_sections_r_test): New target.
(many_sections_r_test_SOURCES): Remove.
(many_sections_r_test_DEPENDENCIES): Remove.
(many_sections_r_test_LDFLAGS): Remove.
(many_sections_r_test_LDADD): Remove.
* object.cc (Sized_relobj::do_add_symbols): Always pass
local_symbol_count_ to add_from_relobj.
* testsuite/Makefile.am (many_sections_check.h): Only check one in
every thousand variables.
* testsuite/Makefile.in: Rebuild.
* object.cc (Xindex::initialize_symtab_xindex): New function.
(Xindex::read_symtab_xindex): New function.
(Xindex::sym_xindex_to_shndx): New function.
(Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
available.
(Sized_relobj::do_initialize_xindex): New function.
(Sized_relobj::do_read_symbols): Adjust section links.
(Sized_relobj::symbol_section_and_value): Add is_ordinary
parameter. Change all callers.
(Sized_relobj::include_section_group): Adjust section links and
symbol section indexes.
(Sized_relobj::do_layout): Adjust section links.
(Sized_relobj::do_count_local_symbols): Adjust section links and
symbol section indexes.
(Sized_relobj::do_finalize_local_symbols): Distinguish between
ordinary and special symbols.
(Sized_relobj::write_local_symbols): Add symtab_xindex and
dynsym_xindex parameters. Change all callers. Adjust section
links. Use SHN_XINDEX when needed.
(Sized_relobj::get_symbol_location_info): Adjust section links.
Don't get fooled by special symbols.
* object.h (class Xindex): Define.
(class Object): Add xindex_ parameter. Declare virtual functoin
do_initialize_xindex.
(Object::adjust_sym_shndx): New function.
(Object::set_xindex): New protected function.
(class Symbol_value): Add is_ordinary_shndx_ field.
(Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
(Symbol_value::value): Assert ordinary section.
(Symbol_value::initialize_input_to_output_map): Likewise.
(Symbol_value::set_input_shndx): Add is_ordinary parameter.
Change all callers.
(Symbol_value::input_shndx): Add is_ordinary parameter. Change
all callers.
(class Sized_relobj): Update declarations.
(Sized_relobj::local_symbol_input_shndx): Add is_ordinary
parameter. Change all callers.
(Sized_relobj::adjust_shndx): New function.
* dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
field.
(Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
(Sized_dynobj::read_dynsym_section): Adjust section links.
(Sized_dynobj::read_dynamic): Likewise.
(Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
section links.
(Sized_dynobj::do_initialize_xindex): New function.
* dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
do_initialize_xindex.
(Sized_dynobj::adjust_shndx): New function.
* layout.cc (Layout::Layout): Initialize symtab_xindex_ and
dynsym_xindex_ fields.
(Layout::finalize): Add a call to set_section_indexes before
creating the symtab sections.
(Layout::set_section_indexes): Don't do anything if the section
already has a section index.
(Layout::create_symtab_sections): Add shnum parameter. Change
caller. Create .symtab_shndx section if needed.
(Layout::create_shdrs): Add shstrtab_section parameter. Change
caller.
(Layout::allocated_output_section_count): New function.
(Layout::create_dynamic_symtab): Create .dynsym_shndx section if
needed.
* layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
fields. Update declarations.
(Layout::symtab_xindex): New function.
(Layout::dynsym_xindex): New function.
(class Write_symbols_task): Add layout_ field.
(Write_symbols_task::Write_symbols_task): Add layout parameter.
Change caller.
* output.cc (Output_section_headers::Output_section_headers): Add
shstrtab_section parameter. Change all callers.
(Output_section_headers::do_sized_write): Store overflow values
for section count and section string table section index in
section header zero.
(Output_file_header::do_sized_write): Check for overflow of
section count and section string table section index.
(Output_symtab_xindex::do_write): New function.
(Output_symtab_xindex::endian_do_write): New function.
* output.h (class Output_section_headers): Add shstrtab_section_.
Update declarations.
(class Output_symtab_xindex): Define.
(Output_section::has_out_shndx): New function.
* symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
field.
(Symbol::init_base): Add st_shndx and is_ordinary parameters.
Change all callers.
(Sized_symbol::init): Likewise.
(Symbol::output_section): Check for ordinary symbol.
(Symbol_table::add_from_object): Remove orig_sym parameter. Add
st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
callers.
(Symbol_table::add_from_relobj): Add symndx_offset parameter.
Change all callers. Simplify handling of symbols from sections
not included in the link.
(Symbol_table::add_from_dynobj): Handle ordinary symbol
distinction.
(Weak_alias_sorter::operator()): Assert that symbols are
ordinary.
(Symbol_table::sized_finalize_symbol): Handle ordinary symbol
distinction.
(Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
parameters. Change all callers.
(Symbol_table::sized_write_globals): Likewise. Handle ordinary
symbol distinction. Use SHN_XINDEX when needed.
(Symbol_table::write_section_symbol): Add symtab_xindex
parameter. Change all callers.
(Symbol_table::sized_write_section_symbol): Likewise. Use
SHN_XINDEX when needed.
* symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
declarations.
(Symbol::shndx): Add is_ordinary parameter. Change all callers.
(Symbol::is_defined): Check is_ordinary.
(Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
(Symbol::is_absolute, Symbol::is_common): Likewise.
(class Sized_symbol): Update declarations.
(class Symbol_table): Update declarations.
* resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
parameters. Change all callers.
(Sized_symbol::override): Likewise.
(Symbol_table::override): Likewise.
(symbol_to_bits): Add is_ordinary parameter. Change all callers.
(Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
is_ordinary, and orig_st_shndx parameters. Change all callers.
* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
to be in an ordinary section.
* dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
object and is_ordinary parameters. Change all callers.
(Sized_dwarf_line_info::read_relocs): Add object parameter.
Change all callers. Don't add undefined or non-ordinary symbols
to reloc_map_.
(Sized_dwarf_line_info::read_line_mappings): Add object parameter.
Change all callers.
* dwarf_reader.h (class Sized_dwarf_line_info): Update
declarations.
* ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
* reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
(Sized_relobj::relocate_sections): Likewise.
* target-reloc.h (scan_relocs): Adjust section symbol index.
(scan_relocatable_relocs): Likewise.
* i386.cc (Scan::local): Check for ordinary symbols.
* sparc.cc (Scan::local): Likewise.
* x86_64.cc (Scan::local): Likewise.
* testsuite/binary_unittest.cc (Sized_binary_test): Update calls
to symbol_section_and_value.
* testsuite/many_sections_test.cc: New file.
* testsuite/Makefile.am (BUILT_SOURCES): Define.
(check_PROGRAMS): Add many_sections_test.
(many_sections_test_SOURCES): Define.
(many_sections_test_DEPENDENCIES): Define.
(many_sections_test_LDFLAGS): Define.
(BUILT_SOURCES): Add many_sections_define.h.
(many_sections_define.h): New target.
(BUILT_SOURCES): Add many_sections_check.h.
(many_sections_check.h): New target.
(check_PROGRAMS): Add many_sections_r_test.
(many_sections_r_test_SOURCES): Define.
(many_sections_r_test_DEPENDENCIES): Define.
(many_sections_r_test_LDFLAGS): Define.
(many_sections_r_test_LDADD): Define.
(many_sections_r_test.o): New target.
* testsuite/Makefile.in: Rebuild.
2008-04-17 Cary Coutant <ccoutant@google.com>
* errors.cc (Errors::info): New function.
(gold_info): New function.
* errors.h (Errors::info): New function.
* gold.h (gold_info): New function.
* object.cc (Input_objects::add_object): Print trace output.
* options.cc (options::parse_set): New function.
(General_options::parse_wrap): Deleted.
(General_options::General_options): Deleted initializer.
* options.h (options::String_set): New typedef.
(options::parse_set): New function.
(DEFINE_set): New macro.
(General_options::wrap): Changed to use DEFINE_set. Changed
callers of any_wrap_symbols and is_wrap_symbol.
(General_options::trace, General_options::trace_symbol):
New options.
(General_options::any_wrap_symbols, General_options::is_wrap_symbol)
(General_options::wrap_symbols_): Deleted.
* symtab.cc (Symbol_table::add_from_object): Print trace output.
2008-04-17 David S. Miller <davem@davemloft.net>
* options.cc (General_options::parse_V): New function.
* options.h: Add entries for -V and -Qy.
2008-04-17 Ian Lance Taylor <iant@google.com>
* common.cc (Symbol_table::allocate_commons): Remove options
parameter. Change caller.
(Symbol_table::do_allocate_commons): Remove options parameter.
Change caller. Just call do_allocate_commons_list twice.
(Symbol_table::do_allocate_commons_list): New function, broken out
of do_allocate_commons.
* common.h (class Allocate_commons_task): Remove options_ field.
Update constructor.
* symtab.cc (Symbol_table::Symbol_table): Initialize
tls_commons_.
(Symbol_table::add_from_object): Put TLS common symbols on
tls_commons_ list.
(Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
which are IN_OUTPUT_DATA.
* symtab.h (class Symbol_table): Add tls_commons_ field. Update
allocate_commons and do_allocate_commons declarations. Declare
do_allocate_commons_list.
* gold.cc (queue_middle_tasks): Update creation of
Allocate_commons_task to not pass options.
* testsuite/Makefile.am (INCLUDES): Add -I.. .
(TLS_TEST_C_FLAGS): New variable.
(tls_test_c_pic.o): New target.
(tls_test_shared.so): Link in tls_test_c_pic.o.
(tls_test_c_pic_ie.o): New target.
(tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
(tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
(tls_test_c.o): New target.
(tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
(tls_pic_test_LDADD): Likewise.
(tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
(tls_shared_gd_to_ie_test_LDADD): Likewise.
(tls_test_c_gnu2.o): New target.
(tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
tls_test_c_gnu2.o.
(tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
(tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
(tls_test_shared_nonpic.so): Link in tls_test_c.o.
* testsuite/tls_test.cc: Include "config.h".
(t_last): Call t11_last.
* testsuite/tls_test.h (t11, t11_last): Declare.
* testsuite/tls_test_c.c: New file.
* testsuite/tls_test_main.cc (thread_routine): Call t11.
* configure.ac: Check for OpenMP support.
* configure, config.in, Makefile.in: Rebuild.
* testsuite/Makefile.in: Rebuild.
2008-04-16 Cary Coutant <ccoutant@google.com>
* i386.cc (Target_i386::define_tls_base_symbol): New function.
(Target_i386::tls_base_symbol_defined_): New field.
(Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
(Target_i386::Scan::global): Likewise.
* symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
* x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
(Target_x86_64::tls_base_symbol_defined_): New field.
(Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
(Target_x86_64::Scan::global): Likewise.
2008-04-16 Cary Coutant <ccoutant@google.com>
* symtab.h (Symbol::is_strong_undefined): Removed unused function.
(Symbol::needs_plt_entry): Allow weak undefined symbols.
(Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
building shared libraries.
* testsuite/Makefile.am (weak_undef_nonpic_test): New target.
(weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
(weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
* testsuite/Makefile.in: Rebuild.
* testsuite/weak_undef.h: New file.
* testsuite/weak_undef_file1.cc: Add extra test cases.
* testsuite/weak_undef_file2.cc: Likewise.
* testsuite/weak_undef_test.cc: Likewise.
2008-04-16 David S. Miller <davem@davemloft.net>
* sparc.cc (Target_sparc::Scan): Change from struct to class.
Add issued_non_pic_error_ field. Declare check_non_pic.
(Target_sparc::Scan::check_non_pic): New function.
(Target_sparc::Scan::local): Call check_non_pic as appropriate.
(Target_sparc::Scan::global): Likewise.
* configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
* configure: Rebuild.
* options.h (DEFINE_enable): New macro.
(new_dtags): New enable option.
(initfirst, interpose, loadfltr, nodefaultlib,
nodelete, nodlopen, nodump): New -z options.
* layout.cc (Layout:finish_dynamic_section): If new
dtags enabled, emit DT_RUNPATH. Also, emit a
DT_FLAGS_1 containing any specified -z flags.
2008-04-16 Ian Lance Taylor <iant@google.com>
* copy-relocs.cc: New file.
* 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.
* Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
* testsuite/script_test_4.sh: Permit leading zeroes.
2008-04-15 Ian Lance Taylor <iant@google.com>
* script-sections.cc (Script_sections::create_segments): Use
header_size_adjustment even when there is enough room for the
headers.
* testsuite/script_test_4.sh: New file.
* testsuite/script_test_4.t: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
(check_DATA): Add script_test_4.stdout.
(MOSTLYCLEANFILES): Likewise.
(script_test_4): New target.
(script_test_4.stdout): New target.
* testsuite/Makefile.in: Rebuild.
* sparc.cc: Add definitions for Output_data_plt_sparc class
constants.
2008-04-14 David S. Miller <davem@davemloft.net>
* sparc.cc: New file.
* Makefile.am (TARGETSOURCES): Add sparc.cc
(ALL_TARGETOBJS): Add sparc.$(OBJEXT)
* configure.tgt: Document targ_extra_size and
targ_extra_big_endian. Add entries for sparc-* and
sparc64-*.
* configure.ac: Handle targ_extra_size and
targ_extra_big_endian.
* Makefile.in: Rebuild.
* configure: Likewise.
* po/POTFILES.in: Likewise.
* po/gold.pot: Likewise.
2008-04-14 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::Layout): Initialize sections_are_attached_.
(Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
in the name/type/flags to section mapping. Don't call
allocate_output_section.
(Layout::choose_output_section): Change parameter from adjust_name
to is_input_section. Don't permit input sections after sections
are attached to segments. Don't call allocate_output_section.
(Layout::layout_eh_frame): Call update_flags_for_input_section,
not write_enable_output_section.
(Layout::make_output_section): Don't push to
unattached_section_list_ nor call attach_to_segment. Call
attach_section_to_segment if sections are attached.
(Layout::attach_sections_to_segments): New function.
(Layout::attach_section_to_segment): New function.
(Layout::attach_allocated_section_to_segment): Rename from
attach_to_segment. Remove flags parameter.
(Layout::allocate_output_section): Remove function.
(Layout::write_enable_output_section): Remove function.
* layout.h (class Layout): Update for above changes. Add new
field sections_are_attached_.
* output.h (Output_section::update_flags_for_input_section): New
function.
* output.cc (Output_section::add_input_section): Call
update_flags_for_input_section.
* gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2008-04-11 Cary Coutant <ccoutant@google.com>
* i386.cc (Target_i386::got_mod_index_entry): Restore code previously
thought unnecessary.
* x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2008-04-11 Ian Lance Taylor <iant@google.com>
* output.h (class Output_section_data): Remove inline definition
of set_addralign.
* output.cc (Output_section_data::set_addralign): New function.
2008-04-11 Cary Coutant <ccoutant@google.com>
Add support for TLS descriptors for i386 and x86_64.
* i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
(Target_i386::Relocate::tls_desc_gd_to_le): New function.
(Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
GOT_TYPE_TLS_DESC.
(Target_i386::got_mod_index_entry): Remove unnecessary code.
(Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
relocations.
(Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
Fix problem with initial-exec relocations.
(Target_i386::Relocate::relocate_tls): Likewise.
(Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
relaxation.
* output.cc (Output_data_dynamic::Dynamic_entry::write): Add
support for section-plus-offset dynamic table entries.
* output.h (Output_data_dynamic::add_section_plus_offset): New function.
(Output_data_dynamic::Dynamic_entry): Add support for
section-plus-offset dynamic table entries.
(Output_data_dynamic::Classification): Likewise.
(Output_data_dynamic::classification_): Renamed offset_.
* x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
(Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
(Target_x86_64::make_plt_section): New function.
(Target_x86_64::reserve_tlsdesc_entries): New function.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
(Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
(Output_data_plt_x86_64::has_tlsdesc_entry): New function.
(Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
(Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
(Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
(Output_data_plt_x86_64::set_final_data_size): Move out of line;
add extra PLT entry for TLS descriptors.
(Output_data_plt_x86_64::got_): New field.
(Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
fields.
(Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
descriptors.
(Target_x86_64::make_plt_entry): Factor out make_plt_section.
(Target_x86_64::got_mod_index_entry): Remove unnecessary code.
(Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
R_386_TLS_DESC_CALL relocations.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::do_finalize_sections): Add dynamic table entries
for TLS descriptors.
(Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
(Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
GD-to-IE relaxation.
* configure.ac: Export new conditional variables TLS_GNU2_DIALECT
and TLS_DESCRIPTORS.
* Makefile.in: Rebuild.
* configure: Rebuild.
* testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
(tls_test_shared2.so): New target.
(tls_shared_gd_to_ie_test_SOURCES): New variable.
(tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
(tls_shared_gd_to_ie_test_LDFLAGS): New variable.
(tls_shared_gd_to_ie_test_LDADD): New variable.
(tls_shared_gnu2_gd_to_ie_test): New target.
(tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
New targets.
(tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
(ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
(tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
(tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
(tls_shared_gnu2_test): New target.
(tls_test_gnu2_shared.so): New target.
(tls_shared_gnu2_test_SOURCES): New variable.
(tls_shared_gnu2_test_DEPENDENCIES): New variable.
(tls_shared_gnu2_test_LDFLAGS): New variable.
(tls_shared_gnu2_test_LDADD): New variable.
* testsuite/Makefile.in: Rebuild.
* testsuite/Makefile.
2008-04-11 Ian Lance Taylor <iant@google.com>
* testsuite/Makefile.am (justsyms_2r.o): Add dependency on
justsyms.t.
* testsuite/Makefile.in: Rebuild.
* testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
long.
* testsuite/script_test_2.cc (main): Adjust test.
2008-04-11 David S. Miller <davem@davemloft.net>
Ian Lance Taylor <iant@google.com>
* options.h (General_options): Add entries for '-Y' and
'-relax'.
* options.cc (General_options:finalize): If -Y was used, add those
entries to the library path instead of the default "/lib" and
"/usr/lib".
2008-04-11 David S. Miller <davem@davemloft.net>
* testsuite/justsyms.t: Start at 0x100.
* testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
* testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
long.
* testsuite/script_test_2.cc: Adjust string and section length
checks.
2008-04-09 Ian Lance Taylor <iant@google.com>
PR gold/5996
* script-sections.cc (Sections_element::allocate_to_segment): Add
orphan parameter.
(Output_section_definition::allocate_to_segment): Likewise.
(Orphan_output_section::allocate_to_segment): Likewise.
(Script_sections::attach_sections_using_phdrs_clause): Don't
propagate non-PT_LOAD segments to orphan sections.
* testsuite/Makefile.am (script_test_3.stdout): Generate using
readelf rather than objdump.
* testsuite/script_test_3.sh: Adjust accordingly. Test that
.interp section and PT_INTERP segment are the same size.
* testsuite/Makefile.in: Rebuild.
* symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
aliases for symbols defined in the same object.
* testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
(weak_alias_test_SOURCES): New variable.
(weak_alias_test_DEPENDENCIES): New variable.
(weak_alias_test_LDFLAGS): New variable.
(weak_alias_test_LDADD): New variable.
(weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
(weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
(weak_alias_test_3.o): New target.
(weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
* testsuite/weak_alias_test_main.cc: New file.
* testsuite/weak_alias_test_1.cc: New file.
* testsuite/weak_alias_test_2.cc: New file.
* testsuite/weak_alias_test_3.cc: New file.
2008-04-08 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add --noinhibit-exec option.
* main.cc (main): Check --noinhibit-exec.
* options.h (class General_options): Define --wrap as a special
option. Add wrap_symbols_ field.
(General_options::any_wrap_symbols): New function.
(General_options::is_wrap_symbol): New function.
* options.cc (General_options::parse_wrap): New function.
(General_options::General_options): Initialize wrap_symbols_.
* symtab.cc (Symbol_table::wrap_symbol): New function.
(Symbol_table::add_from_object): Handle --wrap.
* symtab.h (class Symbol_table): Declare wrap_symbol.
* target.h (Target::wrap_char): New function.
(Target::Target_info): Add wrap_char field.
* i386.cc (Target_i386::i386_info): Initialize wrap_char.
* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
* testsuite/testfile.cc (Target_test::test_target_info):
Likewise.
* errors.cc (Errors::undefined_symbol): Mention symbol version if
there is one.
* layout.h (class Layout): Add added_eh_frame_data_ field.
* layout.cc (Layout::Layout): Initialize new field.
(Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
output section until we find a section we merged successfully.
* object.cc (Sized_relobj::check_eh_frame_flags): Don't require
that the size be non-zero.
* merge.cc (Object_merge_map::get_output_offset): Remove inline
qualifier.
2008-04-08 Craig Silverstein <csilvers@google.com>
* configure.ac: Export new conditional variable HAVE_ZLIB.
* testsuite/Makefile.am (flagstest_o_specialfile): Condition
on HAVE_ZLIB.
(flagstest_o_specialfile_and_compress_debug_sections): Likewise.
* configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2008-04-07 Ian Lance Taylor <iant@google.com>
* version.cc (version_string): Set to "1.5".
* x86_64.cc (Target_x86_64::Scan): Change from struct to class.
Add issued_non_pic_error_ field. Declare check_non_pic.
(Target_x86_64::Scan::check_non_pic): New function.
(Target_x86_64::Scan::local): Call check_non_pic as appropriate.
(Target_x86_64::Scan::global): Likewise.
* output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
addend parameter. Change caller. Handle merge sections.
(Output_reloc<SHT_REL>::symbol_value): Change parameter type from
Address to Addend. Don't add in the result of
local_section_offset, pass down the addend and use the returned
value.
* output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
Update declarations of local_section_offset and symbol_value.
* testsuite/two_file_test_1.cc (t18): New function.
* testsuite/two_file_test_2.cc (f18): New function.
* testsuite/two_file_test_main.cc (main): Call t18.
* testsuite/two_file_test.h (t18, f18): Declare.
* configure.ac: Don't test for objdump, c++filt, or readelf.
* testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
conditionals.
(TEST_READELF): New variable.
(TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
(check_PROGRAMS): Add two_file_strip_test.
(two_file_strip_test): New target.
(check_PROGRAMS): Add two_file_same_shared_strip_test.
(two_file_same_shared_strip_test_SOURCES): New variable.
(two_file_same_shared_strip_test_DEPENDENCIES): New variable.
(two_file_same_shared_strip_test_LDFLAGS): New variable.
(two_file_same_shared_strip_test_LDADD): New variable.
(two_file_shared_strip.so): New target.
(ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
(ver_test_5.syms, ver_test_7.syms): Likewise.
(ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
(strip_test_3.stdout): Use TEST_OBJDUMP.
* configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2008-04-04 Cary Coutant <ccoutant@google.com>
* symtab.h (Symbol::is_weak_undefined): New function.
(Symbol::is_strong_undefined): New function.
(Symbol::is_absolute): New function.
(Symbol::needs_plt_entry): Exclude weak undefined symbols.
(Symbol::needs_dynamic_reloc): Exclude weak undefined and
absolute symbols.
* testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
(weak_undef_test): New target.
* testsuite/Makefile.in: Rebuild.
* testsuite/weak_undef_file1.cc: New file.
* testsuite/weak_undef_file2.cc: New file.
* testsuite/weak_undef_test.cc: New file.
2008-04-03 Craig Silverstein <csilvers@google.com>
* compressed_output.h (class Output_compressed_section): Use
unsigned buffer.
* compressed_output.cc (zlib_compress): Use unsigned buffers,
add zlib header.
(zlib_compressed_suffix): Removed.
(Output_compressed_section::set_final_data_size): Use unsigned
buffers.
* testsuite/Makefile.am (flagstest_compress_debug_sections):
Fix linker invocation.
(flagstest_o_specialfile_and_compress_debug_sections):
Likewise.
* testsuite/Makefile.in: Regenerated.
2008-04-02 David S. Miller <davem@davemloft.net>
* dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2008-04-02 Craig Silverstein <csilvers@google.com>
* TODO: New file.
2008-04-02 Ian Lance Taylor <iant@google.com>
* fileread.cc (File_read::find_view): Add byteshift and vshifted
parameters. Update for new key type to views_. Change all
callers.
(File_read::read): Adjust for byteshift in returned view.
(File_read::add_view): New function, broken out of
find_and_make_view.
(File_read::make_view): New function, broken out of
find_and_make_view.
(File_read::find_or_make_view): Add offset and aligned
parameters. Rewrite accordingly. Change all callers.
(File_read::get_view): Add offset and aligned parameters. Adjust
for byteshift in return value.
(File_read::get_lasting_view): Likewise.
* fileread.h (class File_read): Update declarations.
(class File_read::View): Add byteshift_ field. Add byteshift to
constructor. Add byteshift method.
* archive.h (Archive::clear_uncached_views): New function.
(Archive::get_view): Add aligned parameter. Change all callers.
* object.h (Object::get_view): Add aligned parameter. Change all
callers.
(Object::get_lasting_view): Likewise.
* fileread.cc (File_read::release): Don't call clear_views if
there are multiple objects.
* fileread.h (File_read::clear_uncached_views): New function.
* archive.cc (Add_archive_symbols::run): Call clear_uncached_views
on the archive.
2008-03-31 Cary Coutant <ccoutant@google.com>
Add thin archive support.
* archive.cc (Archive::armagt): New const.
(Archive::setup): Remove task parameter and calls to unlock.
(Archive::unlock_nested_archives): New function.
(Archive::read_header): Add nested_off parameter. Change
all callers.
(Archive::interpret_header): Likewise.
(Archive::include_all_members): Change to handle thin
archives.
(Archive::include_member): Likewise.
* archive.h (Archive::Archive): Add new parameters and
initializers.
(Archive::armagt): New const.
(Archive::setup): Remove task parameter.
(Archive::unlock_nested_archives): New function.
(Archive::read_header): Add nested_off parameter.
(Archive::interpret_header): Likewise.
(Archive::Nested_archive_table): New typedef.
(Archive::is_thin_archive_): New field.
(Archive::nested_archives_): New field.
(Archive::options_): New field.
(Archive::dirpath_): New field.
(Archive::task_): New field.
* readsyms.cc (Read_symbols::do_read_symbols): Add check
for thin archives. Pass additional parameters to
Archive::Archive. Unlock the archive file after calling
Archive::setup.
2008-03-29 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::do_define_as_constant): Don't force a
version symbol to be local.
* testsuite/ver_test_4.sh: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
(check_DATA): Add ver_test_4.syms.
(ver_test_4.syms): New target.
* testsuite/Makefile.in: Rebuild.
* output.cc
(Output_section::Input_section_sort_entry::has_priority): New
function.
(Output_section::Input_section_sort_entry::match_file_name): New
function.
(Output_section::Input_section_sort_entry::match_section_name):
Remove.
(Output_section::Input_section_sort_entry::match_section_name_prefix):
Remove.
(Output_section::Input_section_sort_entry::match_section_file):
Remove.
(Output_section::Input_section_sort_compare::operator()): Rewrite
using new Input_section_sort_entry functions. Sort crtbegin and
crtend first. Sort sections with no priority before sections with
a priority.
* testsuite/initpri1.c (d3): Check j != 4.
(cd5): New constructor/destructor function.
(main): Check j != 2.
* symtab.cc (Symbol_table::add_from_object): If we don't use the
new symbol when resolving, don't call set_is_default.
* testsuite/ver_test_7.cc: New file.
* testsuite/ver_test_7.sh: New file.
* testsuite/Makefile.am (ver_test_7.so): New target.
(ver_test_7.o): New target.
(check_SCRIPTS): Add ver_test_7.sh.
(check_DATA): Add ver_test_7.syms.
(ver_test_7.syms): New target.
2008-03-28 Ian Lance Taylor <iant@google.com>
* layout.cc (Layout::layout): If we see an input section with a
name that needs sorting, set the must_sort flag for the output
section.
(Layout::make_output_section): If the name of the output section
indicates that it might require sorting, set the may_sort flag.
* output.h (Output_section::may_sort_attached_input_sections): New
function.
(Output_section::set_may_sort_attached_input_sections): New
function.
(Output_section::must_sort_attached_input_sections): New
function.
(Output_section::set_must_sort_attached_input_sections): New
function.
(class Output_section): Declare Input_section_sort_entry. Define
Input_section_sort_compare. Declare
sort_attached_input_sections. Add new fields:
may_sort_attached_input_sections_,
must_sort_attached_input_sections_,
attached_input_sections_are_sorted_.
* output.cc (Output_section::Output_section): Initialize new
fields.
(Output_section::add_input_section): Add an entry to
input_sections_ if may_sort or must_sort are true.
(Output_section::set_final_data_size): Call
sort_attached_input_sections if necessary.
(Output_section::Input_section_sort_entry): Define new class.
(Output_section::Input_section_sort_compare::operator()): New
function.
(Output_section::sort_attached_input_sections): New function.
* configure.ac: Check whether the compiler supports constructor
priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
* testsuite/initpri1.c: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
CONSTRUCTOR_PRIORITY.
(initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
(initpri1_LDFLAGS): New variable.
* configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2008-03-27 Ian Lance Taylor <iant@google.com>
* common.cc (Sort_commons::operator): Correct sorting algorithm.
* testsuite/common_test_1.c: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
(common_test_1_SOURCES): New variable.
(common_test_1_DEPENDENCIES): New variable.
(common_test_1_LDFLAGS): New variable.
* symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
and commons_ correctly when NAME/VERSION does not override
NAME/NULL.
* testsuite/ver_test_6.c: New file.
* testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
(ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
(ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2008-03-26 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::add_from_relobj): Don't set the version
of an undefined symbol from a version script.
* testsuite/Makefile.am (ver_test_5.so): New target.
(ver_test_5.o): New target.
(check_SCRIPTS): Add ver_test_5.sh.
(check_DATA): Add ver_test_5.syms.
(ver_test_5.syms): New target.
* testsuite/ver_test_5.cc: New file.
* testsuite/ver_test_5.script: New file.
* testsuite/ver_test_5.sh: New file.
* Makefile.in, testsuite/Makefile.in: Rebuild.
PR gold/5986
Fix problems building gold with gcc 4.3.0.
* gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
(gold_error_at_location, gold_warning_at_location): Use it.
* configure.ac: Check whether we can compile and use a template
function with a printf attribute.
* x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
when jumping over bytes.
* object.cc: Instantiate Object::read_section_data.
* debug.h: Include <cstring>
* dwarf_reader.cc: Include <algorithm>
* main.cc: Include <cstring>.
* options.cc: Include <cstring>.
* output.cc: Include <cstring>.
* script.cc: Include <cstring>.
* script.h: Include <string>.
* symtab.cc: Include <cstring> and <algorithm>.
* target-select.cc: Include <cstring>.
* version.cc: Include <string>.
* testsuite/testmain.cc: Include <cstdlib>.
* configure, config.in: Rebuild.
2008-03-25 Ian Lance Taylor <iant@google.com>
* options.cc: Include "../bfd/bfdver.h".
(options::help): Print bug reporting address.
* version.cc (print_version): Adjust output for current value of
BFD_VERSION_STRING.
* NEWS: New file.
* options.cc (options::help): Print list of supported targets.
* target-select.h: Include <vector>.
(class Target_selector): Make machine_, size_, and is_big_endian_
fields const. Add bfd_name_ and instantiated_target_ fields.
(Target_selector::Target_selector): Add bfd_name parameter.
(Target_selector::recognize): Make non-virtual, call
do_recognize.
(Target_selector::recognize_by_name): Make non-virtual, call
do_recognize_by_name.
(Target_selector::supported_names): New function.
(Target_selector::bfd_name): New function.
(Target_selector::do_instantiate_target): New pure virtual
function.
(Target_selector::do_recognize): New virtual function.
(Target_selector::do_recognize_by_name): New virtual function.
(Target_selector::instantiate_target): New private function.
(supported_target_names): Declare.
* target-select.cc (Target_selector::Target_selector): Update for
new parameter and fields.
(select_target_by_name): Check that the name matches before
calling recognize_by_name.
(supported_target_names): New function.
* i386.cc (class Target_selector_i386): Update Target_selector
constructor call. Remove recognize and recognize_by_name. Add
do_instantiate_target.
* x86_64.cc (class Target_selector_x86_64): Likewise.
* testsuite/testfile.cc (class Target_selector_test): Update for
changes to Target_selector.
* README: Rewrite, with some notes on unsupported features.
2008-03-24 Cary Coutant <ccoutant@google.com>
* i386.cc (Target_i386::Got_type): New enum declaration.
(Target_i386::Scan::local): Updated callers of Output_data_got
member functions.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate): Likewise.
(Target_i386::Relocate::relocate_tls): Likewise.
* object.h (Got_offset_list): New class.
(Sized_relobj::local_has_got_offset): Added got_type parameter.
(Sized_relobj::local_got_offset): Likewise.
(Sized_relobj::set_local_got_offset): Likewise.
(Sized_relobj::local_has_tls_got_offset): Removed.
(Sized_relobj::local_tls_got_offset): Removed.
(Sized_relobj::set_local_tls_got_offset): Removed.
(Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
* output.cc (Output_data_got::add_global): Added got_type parameter.
(Output_data_got::add_global_with_rel): Likewise.
(Output_data_got::add_global_with_rela): Likewise.
(Output_data_got::add_global_pair_with_rel): New function.
(Output_data_got::add_global_pair_with_rela): New function.
(Output_data_got::add_local): Added got_type parameter.
(Output_data_got::add_local_with_rel): Likewise.
(Output_data_got::add_local_with_rela): Likewise.
(Output_data_got::add_local_pair_with_rel): New function.
(Output_data_got::add_local_pair_with_rela): New function.
(Output_data_got::add_global_tls): Removed.
(Output_data_got::add_global_tls_with_rel): Removed.
(Output_data_got::add_global_tls_with_rela): Removed.
(Output_data_got::add_local_tls): Removed.
(Output_data_got::add_local_tls_with_rel): Removed.
(Output_data_got::add_local_tls_with_rela): Removed.
* output.h (Output_data_got::add_global): Added got_type parameter.
(Output_data_got::add_global_with_rel): Likewise.
(Output_data_got::add_global_with_rela): Likewise.
(Output_data_got::add_global_pair_with_rel): New function.
(Output_data_got::add_global_pair_with_rela): New function.
(Output_data_got::add_local): Added got_type parameter.
(Output_data_got::add_local_with_rel): Likewise.
(Output_data_got::add_local_with_rela): Likewise.
(Output_data_got::add_local_pair_with_rel): New function.
(Output_data_got::add_local_pair_with_rela): New function.
(Output_data_got::add_global_tls): Removed.
(Output_data_got::add_global_tls_with_rel): Removed.
(Output_data_got::add_global_tls_with_rela): Removed.
(Output_data_got::add_local_tls): Removed.
(Output_data_got::add_local_tls_with_rel): Removed.
(Output_data_got::add_local_tls_with_rela): Removed.
* resolve.cc (Symbol::override_base_with_special): Removed
reference to has_got_offset_ field.
* symtab.cc (Symbol::init_fields): Replaced initialization
of got_offset_ with got_offsets_. Removed initialization
of has_got_offset_
* symtab.h (Symbol::has_got_offset): Aded got_type parameter.
(Symbol::got_offset): Likewise.
(Symbol::set_got_offset): Likewise.
(Symbol::has_tls_got_offset): Removed.
(Symbol::tls_got_offset): Removed.
(Symbol::set_tls_got_offset): Removed.
(Symbol::got_offset_): Removed.
(Symbol::tls_mod_got_offset_): Removed.
(Symbol::tls_pair_got_offset_): Removed.
(Symbol::got_offsets_): New field.
(Symbol::has_got_offset): Removed.
(Symbol::has_tls_mod_got_offset): Removed.
(Symbol::has_tls_pair_got_offset): Removed.
* x86_64.cc (Target_x86_64::Got_type): New enum declaration.
(Target_x86_64::Scan::local): Updated callers of Output_data_got
member functions.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
(Target_x86_64::Relocate::relocate_tls): Likewise.
2008-03-25 Ben Elliston <bje@au.ibm.com>
* yyscript.y: Fix spelling error in comment.
2008-03-24 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Define build_id option.
* layout.h (class Layout): Declare write_build_id, create_note,
create_build_id. Add build_id_note_ member.
* layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
"libiberty.h", "md5.h", "sha1.h".
(Layout::Layout): Initialize eh_frame_data_,
eh_frame_hdr_section_, and build_id_note_.
(Layout::finalize): Call create_build_id.
(Layout::create_note): New function, broken out of
Layout::create_gold_note.
(Layout::create_gold_note): Call create_note.
(Layout::create_build_id): New function.
(Layout::write_build_id): New function.
(Close_task_runner::run): Call write_build_id.
* x86_64.cc: Correct license to GPLv3.
2008-03-23 Ian Lance Taylor <iant@google.com>
* options.cc: Include "demangle.h".
(parse_optional_string): New function.
(parse_long_option): Handle takes_optional_argument.
(parse_short_option): Update dash_z initializer. Handle
takes_optional_argument.
(General_options::General_options): Initialize do_demangle_.
(General_options::finalize): Set do_demangle_. Handle demangling
style.
* options.h (parse_optional_string): Declare.
(struct One_option): Add optional_arg field. Update constructor.
Update call constructor calls. Add takes_optional_argument
function.
(DEFINE_var): Add optional_arg__ parameter. Change all callers.
(DEFINE_optional_string): Define.
(General_options::demangle): Change from DEFINE_bool to
DEFINE_optional_string.
(General_options::no_demangle): New function.
(General_options::do_demangle): New function.
(General_options::set_do_demangle): New function.
(General_options::execstack_status_): Move definition to end of
class definition.
(General_options::static_): Likewise.
(General_options::do_demangle_): New field.
* object.cc (big_endian>::get_symbol_location_info): Call
Options::do_demangle, not Options::demangle.
* symtab.cc (demangle): Likewise.
2008-03-22 Ian Lance Taylor <iant@google.com>
* gold.h: Include <cstddef> and <sys/types.h>
* options.h: Include <cstring>.
2008-03-21 Ian Lance Taylor <iant@google.com>
* Added source code to GNU binutils.
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