Commit Graph

1233 Commits

Author SHA1 Message Date
Ian Lance Taylor 611062c0aa 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.
2011-07-02 00:39:13 +00:00
Ian Lance Taylor dd7af07463 Correct last commit. 2011-07-02 00:31:35 +00:00
Ian Lance Taylor 328c7c2f68 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.
2011-07-02 00:19:04 +00:00
Ian Lance Taylor 02d7cd4495 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.
2011-07-02 00:03:25 +00:00
Ian Lance Taylor 491f21ca6f Correct comment in last commit. 2011-07-01 22:54:04 +00:00
Ian Lance Taylor 07a6059735 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.
2011-07-01 22:05:01 +00:00
Ian Lance Taylor 14788a3f86 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.
2011-06-30 00:50:13 +00:00
Ian Lance Taylor 37e41b0352 * 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 21:57:51 +00:00
Ian Lance Taylor 6c21fce1cc * 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 21:57:13 +00:00
Ian Lance Taylor 4d5e4e62e1 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 21:39:19 +00:00
Ian Lance Taylor 886f533ada 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 21:26:40 +00:00
Ian Lance Taylor f3ae1b28a2 PR gold/12818
* symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
	symbols which are not used in a relocation.
2011-06-29 14:43:08 +00:00
Ian Lance Taylor aecf301fb9 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.
2011-06-29 00:39:54 +00:00
Ian Lance Taylor 03ef7571fc 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 23:12:31 +00:00
Ian Lance Taylor 200b2bb9e8 * 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 22:25:14 +00:00
Ian Lance Taylor b3ce541e97 * 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.
2011-06-28 21:15:42 +00:00
Ian Lance Taylor 6d1c4efb9c * 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.
2011-06-28 05:39:45 +00:00
Doug Kwan 57eb9b5086 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.
2011-06-27 17:53:32 +00:00
Ian Lance Taylor 487b39dfdd * 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.
2011-06-25 00:40:57 +00:00
Cary Coutant 472076e46d * 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 18:08:50 +00:00
Doug Kwan a60af0db88 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.
2011-06-24 16:40:34 +00:00
Ian Lance Taylor 5393d7415a 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.
2011-06-23 00:46:14 +00:00
Ian Lance Taylor e1f74f9823 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.
2011-06-19 22:09:17 +00:00
Ian Lance Taylor 766f91bb89 * 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 22:53:23 +00:00
Ian Lance Taylor 0d212c3a03 * layout.cc (Layout::finish_dynamic_section): Don't create
DT_FLAGS entry if not needed.
2011-06-18 22:34:24 +00:00
Ian Lance Taylor 911a507237 PR gold/12745
* layout.cc (Layout::layout_eh_frame): Correct handling of
	writable .eh_frame section.
2011-06-18 22:29:14 +00:00
Ian Lance Taylor 534b4e5f33 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 13:31:33 +00:00
Ian Lance Taylor 10b4f10252 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 13:00:01 +00:00
Ian Lance Taylor e588ea8da0 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
when making a shared library.
2011-06-17 11:20:42 +00:00
Ian Lance Taylor a29b0dada9 * x86_64.cc (check_non_pic): Add gsym parameter. Change all
callers.  Don't issue warning about PC32 against locally defined
	symbol.
2011-06-17 11:15:34 +00:00
Ian Lance Taylor 9d3b06987a * symtab.cc (Warnings::issue_warning): Don't warn if relocation
occurs in same object.
2011-06-16 17:55:48 +00:00
Alan Modra 85b0f90c2b * po/POTFILES.in: Regenerate. 2011-06-14 05:11:15 +00:00
Ian Lance Taylor a94907d981 * script-sections.cc
(Orphan_output_section::set_section_addresses): For a relocatable
	link set address to 0.
2011-06-09 19:25:02 +00:00
Cary Coutant 4fb3a1c35a 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.
2011-06-09 18:18:44 +00:00
Cary Coutant 6122085426 PR gold/12804
* testsuite/two_file_test_2_v1.cc: Change initialization of
	v2 to keep it in .data.
2011-06-09 00:51:39 +00:00
Cary Coutant e6455dfbc2 * 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.
2011-06-08 04:43:28 +00:00
Cary Coutant fb0e076f5c * 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.
2011-06-08 04:34:22 +00:00
Cary Coutant a5ee4d5d1e * 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.
2011-06-08 04:24:59 +00:00
Cary Coutant 5146f44856 * 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.
2011-06-08 04:05:25 +00:00
Cary Coutant 26d3c67de1 * 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.
2011-06-08 03:50:12 +00:00
Cary Coutant 7cdb37d9aa 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 20:13:23 +00:00
Nick Clifton cc643b88f1 Fix spelling mistakes. 2011-06-02 13:43:24 +00:00
Doug Kwan f62a3ca731 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.
2011-06-01 19:59:42 +00:00
Ian Lance Taylor 8dbe1edcd3 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
sections.
2011-05-31 04:26:49 +00:00
Ian Lance Taylor c49875be1a 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 17:24:05 +00:00
Ian Lance Taylor 69d53f7ae0 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
binary input file is empty.
2011-05-29 17:17:39 +00:00
Ian Lance Taylor 41d0ab5f92 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
(ver_test_9.so): Likewise.
	* testsuite/Makefile.in: Rebuild.
2011-05-27 18:45:38 +00:00
Cary Coutant 89d8a36b24 * 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.
2011-05-26 18:44:27 +00:00
Ian Lance Taylor 1706a06f9e * 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.
2011-05-25 06:15:28 +00:00
Ian Lance Taylor a10ae76082 * 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.
2011-05-25 00:17:47 +00:00
Cary Coutant aa92d6edc4 * 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 23:31:07 +00:00
Cary Coutant 2eedd7063f * 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 22:01:46 +00:00
Cary Coutant 0f1c85a622 * 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 21:57:28 +00:00
Cary Coutant 6fa2a40bf4 * 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.
2011-05-24 21:41:10 +00:00
Cary Coutant 4829d394de * 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.
2011-05-23 23:27:11 +00:00
Ian Lance Taylor ec69d6da3a * options.h (class General_options): Make -i a synonym for -r. 2011-05-16 23:41:23 +00:00
Ian Lance Taylor 732e31de7d * testsuite/tls_test_main.cc: Use semaphores instead of mutexes. 2011-05-16 23:29:30 +00:00
Cary Coutant 403676b570 * object.cc (Sized_relobj::do_count_local_symbols): Check for
strip_all (-s).
2011-05-11 00:29:57 +00:00
Ian Lance Taylor 5b7b7d6e05 * layout.cc (Layout::layout): If the output section flags change,
update the ordering.
2011-05-06 14:57:58 +00:00
Cary Coutant f0f9babffe * 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.
2011-04-25 20:28:48 +00:00
Ian Lance Taylor d0a9ace301 * 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 23:20:28 +00:00
Cary Coutant 94a3fc8b83 * 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 22:39:55 +00:00
Doug Kwan c87e430233 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.
2011-04-22 21:50:03 +00:00
Cary Coutant e7782cf63b PR gold/12689
* archive.h (Incremental_archive_entry::Archive_member):
	Initialize arg_serial_ (second constructor).
2011-04-20 18:20:51 +00:00
Ian Lance Taylor 308ecdc7ce * 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.
2011-04-18 05:39:43 +00:00
Cary Coutant bec5b57944 * 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.
2011-04-14 23:29:41 +00:00
Ian Lance Taylor 88597d3422 * 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.
2011-04-12 18:06:16 +00:00
Ian Lance Taylor 11e361bc22 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
initialize local variable v.
2011-04-12 05:55:33 +00:00
Cary Coutant cdc29364d1 * 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.
2011-04-12 00:44:48 +00:00
Cary Coutant b961d0d7b6 * 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 20:16:17 +00:00
Paul Pluzhnikov a869183fab 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
PR gold/12640
	* dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
	violation.
2011-04-05 19:19:42 +00:00
Cary Coutant c7975edd9e * 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.
2011-03-30 21:07:13 +00:00
Cary Coutant e0c5278066 * 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.
2011-03-30 01:31:57 +00:00
Ian Lance Taylor 61ab3e4018 * archive.cc (Archive::interpret_header): Return -1 if something
goes wrong.  Change callers accordingly.
2011-03-27 17:00:56 +00:00
Cary Coutant 30e1f9e6ab * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
* testsuite/Makefile.in: Regenerate.
2011-03-25 22:58:49 +00:00
Rafael Ávila de Espíndola 9c793f143c 2010-03-23 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.
2011-03-23 14:13:27 +00:00
Ian Lance Taylor 07aead7b67 * testsuite/relro_test.sh: Fail if dc is not present. 2011-03-22 00:19:14 +00:00
Ian Lance Taylor eb9d298f6f Fix copyright. 2011-03-22 00:18:26 +00:00
Ian Lance Taylor 9312bb0ad3 * testsuite/final_layout.sh: Rewrite to not use dc. 2011-03-21 23:11:45 +00:00
Sriraman Tallam 7e12ba9e7a * 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.
2011-03-21 20:55:33 +00:00
Ian Lance Taylor fd7a005d9d * script-sections.cc (Sort_output_sections::script_compare):
Rename from is_before, change return type.
	(Sort_output_sections::operator()): Adjust accordingly.
2011-03-14 15:22:16 +00:00
Ian Lance Taylor ed16fd1b1c PR gold/12572
* testsuite/odr_violation2.cc: Add comment to make all error line
	numbers double digits.
	* testsuite/debug_msg.sh: Adjust expected errors.
2011-03-11 21:42:12 +00:00
Ian Lance Taylor 71ff89863f * 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.
2011-03-10 01:31:33 +00:00
Ian Lance Taylor a19fefdc57 * fileread.cc (File_read::clear_views): Don't delete the whole
file view.
2011-03-10 01:10:19 +00:00
Ian Lance Taylor ecb351e919 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.
2011-03-09 01:50:33 +00:00
Ian Lance Taylor b821d13c6d PR gold/12525
* options.h (class General_options): Add -dy and -dn.
2011-03-07 22:51:39 +00:00
Cary Coutant 89243142dc * testsuite/script_test_9.t: Add TLS segment. 2011-03-02 21:59:36 +00:00
Ian Lance Taylor d0773f31b4 * configure.ac: Add check for gnu_indirect_function support in
the toolchain building binutils.
	* configure: Rebuild.
2011-03-02 14:51:42 +00:00
Rafael Ávila de Espíndola badc813953 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
* symtab.cc (Symbol::should_add_dynsym_entry) Return false for
	plugin only symbols.
	(Symbol_table::sized_finalize_symbol) Mark symbol only present
	in plugin files as not needed in the symbol table.
2011-02-18 14:55:33 +00:00
Sriraman Tallam 4cf7a849ef 2011-02-11 Sriraman Tallam <tmsriram@google.com>
* output.cc (Output_section::add_input_section): Delay fill
	generation for section ordering.
2011-02-12 03:19:24 +00:00
Ian Lance Taylor b578bd7d05 PR gold/12316
* object.h (class Sized_relobj): Remove clear_local_symbols.
	* reloc.cc (Sized_relobj::do_relocate): Don't call
	clear_local_symbols.
2011-02-10 01:12:37 +00:00
Rafael Ávila de Espíndola 84ced98a31 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
* plugin.cc (is_visible_from_outside): Return true for symbols
	in the -u option.
2011-02-08 05:03:19 +00:00
Ian Lance Taylor 55382fb77a * symtab.cc (Odr_violation_compare::operator()): Sort by just the
filename.
2011-02-05 01:52:40 +00:00
Sriraman Tallam 4e271fffec 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.
2011-02-02 21:55:29 +00:00
Ian Lance Taylor d433c3ac5c * script.cc (script_add_extern): Rewrite to use
add_symbol_reference.
2011-01-25 18:55:24 +00:00
Doug Kwan 880473a6be 2011-01-25 Doug Kwan <dougkwan@google.com>
* gold/icf.cc (get_section_contents): Always lock section's object.
2011-01-25 17:14:59 +00:00
Ian Lance Taylor f30f86fa95 * options.h (class General_options): Accept
--no-detect-odr-violations.
2011-01-25 06:08:47 +00:00
Ian Lance Taylor 8e51a0b915 * version.cc (version_string): Bump to 1.11. 2011-01-24 22:27:55 +00:00
Ian Lance Taylor 0f3b89d87a * 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.
2011-01-24 21:48:40 +00:00
Ian Lance Taylor 3bb951e542 * 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.
2011-01-10 21:57:31 +00:00