Commit graph

1286 commits

Author SHA1 Message Date
Ian Lance Taylor
fd32500759 * resolve.cc (Symbol_table::resolve): When merging common symbols,
keep the larger alignment.
2012-03-13 16:08:53 +00:00
Cary Coutant
e8dd54e14a * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
handling of DW_LNE_define_file.
2012-03-13 00:25:58 +00:00
Cary Coutant
feb5f3b016 elfcpp/
Update DWARF enums from ../include/dwarf2.h.
	* dwarf.h (enum DW_TAG): Add new DWARF-4 tags.
	(enum DW_FORM): Add new DWARF-4 and Fission extensions.
	(enum DW_AT): New enum.
	(enum DW_LINE_EXTENDED_OPS): Add new DWARF-4 opcode.
	(enum DW_ENCODING): Add new DWARF-4 encoding.
	(enum DW_OP): Add new DWARF-4 opcodes.
	(enum DW_CHILDREN): New enum.
	(enum DW_LANG): New enum.

gold/

	* reduced_debug_output.cc
	(Output_reduced_debug_info_section::get_die_end): Add new FORM
	codes to switch.
2012-03-13 00:13:08 +00:00
Cary Coutant
a1fb425606 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS. 2012-03-01 07:27:38 +00:00
Cary Coutant
5dd8762ad1 * 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.
2012-02-29 21:22:29 +00:00
Cary Coutant
7b5de7eeac * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
* testsuite/Makefile.in: Regenerate.
2012-02-16 19:37:34 +00:00
Cary Coutant
f9fa4a6341 * options.cc (General_options::finalize): Disallow -pie and -static. 2012-02-15 00:56:16 +00:00
Doug Kwan
2c175ebc74 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.
2012-02-03 20:01:01 +00:00
Doug Kwan
90cff06f4e 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.
2012-02-02 20:21:17 +00:00
H.J. Lu
63887f3df5 Check if -fpic -mtls-dialect=gnu2 works
2012-01-30  H.J. Lu  <hongjiu.lu@intel.com>

	* configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
	* configure: Regenerated.
2012-01-30 21:13:30 +00:00
Ian Lance Taylor
bef2b43452 * 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.
2012-01-28 01:47:01 +00:00
Ian Lance Taylor
687a9c3959 Update copyright year. 2012-01-28 01:43:58 +00:00
H.J. Lu
c335b55d34 Correct incremental relocation offset
2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* incremental.cc (write_info_blocks): Correct relocation offset.
2012-01-28 00:23:31 +00:00
H.J. Lu
41194d9f47 Support x32 GD->IE and GD->LE optimizations
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 23:29:54 +00:00
H.J. Lu
1bae613c85 Support x32 IFUNC function pointer
2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2012-01-27 23:26:55 +00:00
H.J. Lu
24482ca057 Check if -mcmodel=medium works
2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* configure.ac: Check if -mcmodel=medium works.
	* configure: Regenerated.
2012-01-27 23:23:37 +00:00
Cary Coutant
c2c7840a42 * 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.
2012-01-25 07:34:55 +00:00
Ian Lance Taylor
833de76013 Use my google.com address. 2012-01-24 06:21:47 +00:00
Ian Lance Taylor
9dee3b3c89 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.
2012-01-24 06:21:11 +00:00
H.J. Lu
618d666674 Add typename on types used in template
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.
2012-01-20 00:43:57 +00:00
H.J. Lu
3660ff060a Properly handle R_X86_64_32 for x32
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.
2012-01-10 20:58:36 +00:00
H.J. Lu
fc51264f92 Initial x32 support in gold
2012-01-09  H.J. Lu  <hongjiu.lu@intel.com>

	* x86_64.cc: Initial support for x32.
2012-01-09 17:42:34 +00:00
Cary Coutant
dd74ae0671 * 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.
2012-01-04 00:18:23 +00:00
Ian Lance Taylor
83896202bf * 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.
2011-12-19 21:07:16 +00:00
Cary Coutant
76677ad051 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.
2011-12-17 22:39:52 +00:00
Ian Lance Taylor
8b8dd8d585 * output.h (Output_data_reloc_generic::add): Only call
add_dynamic_reloc if this is a dynamic reloc section.
2011-12-16 23:47:03 +00:00
H.J. Lu
d55525b9a9 Replace <64, false> with <size, big_endian>
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>.
2011-12-15 23:29:24 +00:00
Nick Clifton
ff81c7c165 * po/it.po: New Italian translation. 2011-11-25 09:15:26 +00:00
Sterling Augustine
628f39beca 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.
2011-11-17 17:46:54 +00:00
Sterling Augustine
98ef3ea486 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 22:29:43 +00:00
Doug Kwan
f4a8b6d7ab 2011-11-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::do_make_elf_object): Allow executable also
	if --just-symbols is given.
2011-11-11 21:49:36 +00:00
Doug Kwan
29ab395d2b 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.
2011-11-10 20:53:36 +00:00
Doug Kwan
2c339f710d 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.
2011-11-10 00:41:53 +00:00
Ian Lance Taylor
3f3cddf146 * 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.
2011-11-03 04:32:01 +00:00
Ian Lance Taylor
a8e2273bba * 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.
2011-11-03 03:38:34 +00:00
Ian Lance Taylor
cd6eab1c16 * 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.
2011-11-02 19:11:48 +00:00
Cary Coutant
286adcf4f8 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 22:51:03 +00:00
Cary Coutant
9634ed06a6 * 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 22:43:49 +00:00
Cary Coutant
de4101c724 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 22:33:04 +00:00
Sriraman Tallam
7257cc92ac 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.
2011-10-31 21:36:54 +00:00
Ian Lance Taylor
bfc34b3fc4 PR gold/13163
* script-sections.cc
	(Output_section_element_dot_assignment::needs_output_section): New
	function.
2011-10-19 15:51:00 +00:00
Ian Lance Taylor
ea0d8c4740 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.
2011-10-19 15:05:58 +00:00
David S. Miller
abd242a908 Fix sparc TLS call relaxation when the delay slot sets up %o0.
bfd/

	PR binutils/13301
	* elfxx-sparc.c (sparc_elf_find_reloc_at_ofs): New function.
	(_bfd_sparc_elf_relocate_section): Always move the __tls_get_addr
	call delay slot instruction forward 4 bytes when performing
	relaxation.

gold/

	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.

ld/testsuite/

	* ld-sparc/tlssunbin32.dd: Update for TLS call relaxation fix
	for PR 13301.
	* ld-sparc/tlssunbin64.dd: Likewise.
	* ld-sparc/tlssunpic32.dd: Likewise.
	* ld-sparc/tlssunpic64.dd: Likewise.
2011-10-19 00:32:25 +00:00
Cary Coutant
bab9090fa3 * 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.
2011-10-18 21:36:29 +00:00
Cary Coutant
f7c5b166f6 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.
2011-10-18 00:25:53 +00:00
Cary Coutant
b490c0bbaf * 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.
2011-10-18 00:06:10 +00:00
Cary Coutant
f475cf7b6c * readsyms.cc (Read_symbols::run): Don't queue an unblocker
task for members of lib groups.
2011-10-17 23:43:18 +00:00
Cary Coutant
4f95c8b4f1 Fixed several recent ChangeLog entries to remove "gold/" from filenames. 2011-10-17 23:42:27 +00:00
Cary Coutant
cdd7e2444c PR gold/13288
* gold/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.
2011-10-17 23:36:43 +00:00
Cary Coutant
dfb4547188 * gold/output.cc (Output_file::open_base_file): Handle case where
::read returns less than requested size.
2011-10-13 05:06:45 +00:00