Commit graph

1056 commits

Author SHA1 Message Date
Doug Kwan
c9484ea5b3 2010-10-20 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
	without SHF_LINK_ORDER flags.
	* layout.cc (Layout::choose_output_section): Do not filter
	SHF_LINK_ORDER flag in a relocatable link.
2010-10-20 15:30:54 +00:00
Cary Coutant
5bc2f5be52 * output.h (Output_segment::set_section_addresses): Change function
signature.  Update all callers.
	* output.cc (Output_segment::is_first_section_relro): Ignore TLS
	sections.
	(Output_segment::set_section_addresses): Align after last TLS
	section.  Add padding before last relro section instead of after.
2010-10-18 05:39:23 +00:00
Doug Kwan
0c91cf0457 2010-10-17 Doug Kwan <dougkwan@google.com>
* gold/arm.cc (Target_arm::got_section): Use correct order and set
	GOT output section to be writable.
2010-10-17 15:12:50 +00:00
Cary Coutant
fc497986a3 * layout.cc (Layout::set_segment_offsets): Don't try to realign data
segment that has been aligned for relro.
	* output.cc (Output_segment::set_section_addresses): Change signature;
	adjust all callers.  Account for alignment when totalling
	size of relro sections.
	* output.h (Output_segment::set_section_addresses): Change signature.
	* testsuite/Makefile.am (relro_test.sh, relro_test.stdout): New
	targets.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/relro_test.cc: Add alignment attributes to test proper
	alignment of relro sections when padding is necessary.
	* testsuite/relro_test.sh: New script.
2010-10-16 00:37:25 +00:00
Cary Coutant
8c21d9d382 * debug.h (DEBUG_INCREMENTAL): New flag.
(debug_string_to_enum): Add DEBUG_INCREMENTAL).
	* gold.cc (queue_initial_tasks): Check parameters for incremental link
	mode.
	* incremental.cc (report_command_line): Ignore all forms of
	--incremental.
	* layout.cc (Layout::Layout): Check parameters for incremental link
	mode.
	* options.cc (General_options::parse_incremental): New function.
	(General_options::parse_no_incremental): New function.
	(General_options::parse_incremental_full): New function.
	(General_options::parse_incremental_update): New function.
	(General_options::incremental_mode_): New data member.
	(General_options::finalize): Check incremental_mode_.
	* options.h (General_options): Update help text for --incremental.
	Add --no-incremental, --incremental-full, --incremental-update.
	(General_options::Incremental_mode): New enum type.
	(General_options::incremental_mode): New function.
	(General_options::incremental_mode_): New data member.
	* parameters.cc (Parameters::incremental_mode_): New data member.
	(Parameters::set_options): Set incremental_mode_.
	(Parameters::set_incremental_full): New function.
	(Parameters::incremental): New function.
	(Parameters::incremental_update): New function.
	(set_parameters_incremental_full): New function.
	* parameters.h (Parameters::set_incremental_full): New function.
	(Parameters::incremental): New function.
	(Parameters::incremental_update): New function.
	(Parameters::incremental_mode_): New data member.
	(set_parameters_incremental_full): New function.
	* plugin.cc (Plugin_manager::add_input_file): Check parameters for
	incremental link mode.
	* reloc.cc (Sized_relobj::do_read_relocs): Likewise.
	(Sized_relobj::do_relocate_sections): Likewise.
	* testsuite/Makefile.am (incremental_test): Use --incremental-full
	option.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/incremental_test.sh: Filter all forms of --incremental.
2010-10-14 22:10:22 +00:00
Ian Lance Taylor
bb32aa18f6 Correct ChangeLog attribution. 2010-10-12 19:23:15 +00:00
Ian Lance Taylor
eb3730490e * script-sections.h (class Script_sections): Make
Sections_elements typedef public.
	* script-sections.cc (class Sort_output_sections): Add elements_
	field.  Add constructor which sets it; change all callers.
	(Sort_output_sections::is_before): New function.
	(Sort_output_sections::operator()): Call is_before.
	* configure.ac (NATIVE_OR_CROSS_LINKER): New automake
	conditional.
	* testsuite/script_test_10.sh: New test. Test script section
	order.
	* testsuite/script_test_10.t: Likewise.
	* testsuite/script_test_10.s: Likewise.
	* testsuite/Makefile.am: Wrap the cross linker tests and the
	common tests into NATIVE_OR_CROSS_LINKER.
	(check_SCRIPTS): Add script_test_10.sh.
	(check_DATA): Add script_test_10.stdout.
	(script_test_10.o, script_test_10): New targets.
	(script_test_10.stdout): New target.
	* configure, testsuite/Makefile.in: Regenerate.
2010-10-12 19:21:41 +00:00
Ian Lance Taylor
3cef717918 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
error for the deprecated relocations.
	(Target_arm::Scan::global): Likewise.
	(Target_arm::Relocate::relocate): Likewise.
2010-10-12 19:00:30 +00:00
Richard Sandiford
7411e9a828 gold/
* fileread.cc (Input_file::find_file): Initialize *found_name
	and *namep when using the fallback search for case 4.
2010-10-12 15:30:24 +00:00
Cary Coutant
6a9da32a2f * options.h (class General_options): Redefine -z lazy as an alias for
the negation of -z now.
2010-10-11 23:15:25 +00:00
Ian Lance Taylor
ac897c20f0 * resolve.cc (symbol_to_bits): Report the value of the unsupported
binding.
2010-10-11 20:04:04 +00:00
Nick Clifton
ea5cae92bd * script-sections.cc(class Memory_region): Remove
current_lma_offset_ field.  Rename current_vma_offset_ to
        current_offset_.  Add last_section_ field.
        (Memory_region::get_current_vma_address): Rename to
        get_current_address.
        (Memory_region::get_current_lma_address): Delete.
        (Memory_region::increment_vma_offset): Rename to
        increment_offset.
        (Memory_region::increment_lma_offset): Delete.
        (Memory_region::attributes_compatible): New method.  Returns
        true if the provided section is compatible with the region.
        (Memory_region::get_last_section): New method.  Returns the last
        section to use the region.
        (Memory_region::set_last_section): New method.  Stores the last
        section to use the region.
        (Script_sections::block_in_region): New method.  Returns true if
        a block of memory is contained within a region.
        (Script_sections::find_memory_region): New method.  Locates a
        memory region to be used to set a VMA or LMA address.
        (Output_section_definition::set_section_addresses): Add code to
        check for addresses set by memory regions.
        (Output_segment::set_section_addresses): Remove memory region
        walking code.
        (Script_sections::create_segment): Add a warning if a header
        segment is created outside of any region.
        * script-sections.h (class Script_sections): Add prototypes for
        find_memory_region and block_in_region methods.
        * testsuite/memory_test.s: Use .long instead of .word.
        * testsuite/memory_test.t: Add some more output sections.
        * testsuite/memory_test.sh: Update expected output.

        * ld.texinfo: Update description of computation of VMA and LMA
        addresses for output sections.

        * ld-scripts/rgn-at5.t: Add some more output sections.
        * ld-scripts/rgn-at5.d: Update expected output.
2010-10-06 08:58:59 +00:00
Doug Kwan
a9bfd952d1 2010-10-02 Doug Kwan <dougkwan@google.com>
* symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
	defintion to symtab.h
	* symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
	declaration to defintion.
2010-10-02 09:35:20 +00:00
Nick Clifton
bacff3ab9c * expression.cc (eval): Replace dummy argument with NULL.
(eval_maybe_dot): Check for a NULL result section pointer.
        (Symbol_expression::value): Likewise.
        (Dot_expression::value): Likewise.
        (BINARY_EXPRESSION): Likewise.
        (Max_expression::value): Likewise.
        (Min_expression::value): Likewise.
        (Absolute_expression::value): Likewise.
        (Addr_expression::value_from_output_section): Likewise.
        (Loaddddr_expression::value_from_output_section): Likewise.
        (Segment_start_expression::value): Likewise.
        * script-sections.cc
        (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
        argument with NULL.
        (Sections_elememt_dot_assignment::set_section_addresses):
        Likewise.
        (Output_data_expression::do_write_to_buffer): Likewise.
        (Output_section_definition::finalize_symbols): Likewise.
        (Output_section_definition::set_section_addresses): Likewise.
2010-10-01 15:02:33 +00:00
Doug Kwan
f81bc8b5f1 2010-09-30 Doug Kwan <dougkwan@google.com>
* gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2010-09-30 08:12:40 +00:00
Sriraman Tallam
c95e9f2791 2010-09-28 Sriraman Tallam <tmsriram@google.com>
* target.h (Target::can_icf_inline_merge_sections): New virtual
	function.
	* x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
	virtual function.
	* i386.cc (Target_i386::can_icf_inline_merge_sections): New
	virtual function.
	* icf.cc (get_section_contents): Inline merge sections only when
	target allows it.
2010-09-28 17:14:15 +00:00
Ralf Wildenhues
3cac54d216 Fix unportable shell quoting.
/:
	Sync from GCC:

	PR bootstrap/44621
	* configure.ac: Fix unportable shell quoting.
	* configure: Regenerate.

config/:
	* po.m4 (AM_PO_SUBDIRS): Fix unportable shell quoting.

bfd/:
	* configure: Regenerate.

gas/:
	* configure: Regenerate.

gold/:
	* configure: Regenerate.

intl/:
	* configure: Regenerate.

ld/:
	* configure: Regenerate.

opcodes/:
	* configure: Regenerate.

binutils/:
	* configure: Regenerate.

gprof/:
	* configure: Regenerate.
2010-09-27 20:23:01 +00:00
Ian Lance Taylor
d4d9148957 * testsuite/Makefile.am (memory_test.o): New target.
(memory_test): Depend on memory_test.o, gcctestdir/ld, and
	memory_test.t.
	* testsuite/Makefile.in: Rebuild.
2010-09-18 00:34:58 +00:00
Ian Lance Taylor
2904037a95 * testsuite/memory_test.sh: Adjust for change of 2010-09-10. 2010-09-18 00:31:02 +00:00
Doug Kwan
bca7fb637f 2010-09-17 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
	defintion if relocation uses GOT entries of the symbol.
	* testsuite/icf_safe_test.sh: Fix test.
	* testsuite/icf_safe_so_test.sh: Fix test.
2010-09-17 23:51:42 +00:00
Cary Coutant
4ef28648fb * script_sections.cc (class Memory_region): Remove "NULL" from
vector initializations.
2010-09-16 15:52:15 +00:00
Cary Coutant
793990de53 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
Resolve forwarding symbols.
2010-09-15 18:10:31 +00:00
Doug Kwan
81e015e20a 2010-09-15 Doug Kwan <dougkwan@google.com>
* gold/testsuite/script_test_3.t: Add ARM special sections.
	* gold/testsuite/script_test_4.t: Same.
	* gold/testsuite/script_test_5.t: Same.
	* gold/testsuite/script_test_6.t: Same.
	* gold/testsuite/script_test_7.t: Same.
	* gold/testsuite/script_test_7.t: Same.
	* gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2010-09-15 17:39:57 +00:00
Cary Coutant
36171d64bf * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
(Target_x86_64::Relocate::relocate_tls): Replace check for
	saw_tls_block_reloc_ with test for executable section.
2010-09-14 21:44:21 +00:00
Cary Coutant
d89051bdb1 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
position-independent executables to shared libraries need dynamic
	relocations.
	(Symbol::may_need_copy_reloc): Do not generate COPY relocs in
	position-independent executables.
	* testsuite/Makefile.am (two_file_mixed_pie_test): New test.
	* testsuite/Makefile.in: Regenerate.
2010-09-12 19:58:02 +00:00
Nick Clifton
fca41f0f72 PR gold/11997
* testsuite/memory_test.t: Discard any sections that are not
        needed.
2010-09-10 11:50:24 +00:00
H.J. Lu
6695e4b3d3 Support building gold with gcc 4.2/4.3.
2010-09-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR gold/11996
	* object.cc (Sized_relobj::do_finalize_local_symbols): Remove
	"This::" to work around a bug in gcc 4.2.

	* testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2010-09-09 19:57:06 +00:00
H.J. Lu
05a79166c6 Add missing ChangeLog entries. 2010-09-09 16:54:53 +00:00
Rafael Ávila de Espíndola
0f72bf6f74 2010-09-09 Rafael Espindola <espindola@google.com>
* layout.cc (Layout::attach_allocated_section_to_segment): Don't put
	sections with different PF_X flags in the same segment.
	(Layout::find_first_load_seg): Search all segments to find the first
	one.
	* options.h (rosegment): New.
2010-09-09 15:29:01 +00:00
Rafael Ávila de Espíndola
a657747874 2010-09-03 Rafael Espindola <espindola@google.com>
* layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2010-09-09 00:13:08 +00:00
Doug Kwan
aa98ff75dd 2010-09-08 Doug Kwan <dougkwan@google.com>
* arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
	(Arm_relobj::do_relocate_sections): Add new parameter for output
	file to match the parent.
	(Target_arm::scan_reloc_section_for_stubs): Use would-be final values
	of local symbols instead of input values.  Update code to track
	changes in gold::relocate_section.
	* object.cc (Sized_relobj::compute_final_local_value): New methods.
	(Sized_relobj::compute_final_local_value_internal): New methods.
	(Sized_relobj::do_finalize_local_symbols): Move code from loop
	body into private version of Sized_relobj::compute_final_local_value.
	Call the inline method.
	* object.h (Symbol_value::Symbol_value): Define destructor.  Free
	merged symbol value if there is one.
	(Symbol_value::has_output_value): New method defintiion.
	(Sized_relobj::Compute_final_local_value_status): New enum type.
	(Sized_relobj::compute_final_local_value): New methods.
	(Sized_relobj::compute_final_local_value_internal): New methods.
	* Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
	and arm_cortex_a8.sh.
	(thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
	arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
	New tests.
	* Makefile.in: Regenerate.
	* testsuite/arm_bl_out_of_range.s: Update test.
	* testsuite/thumb_bl_out_of_range.s: Ditto.
	* testsuite/thumb_blx_out_of_range.s: Ditto.
	* testsuite/arm_branch_out_of_range.sh: New file.
	* testsuite/arm_cortex_a8.sh: Ditto.
	* testsuite/arm_cortex_a8_b.s: Ditto.
	* testsuite/arm_cortex_a8_b_cond.s: Ditto.
	* testsuite/arm_cortex_a8_b_local.s: Ditto.
	* testsuite/arm_cortex_a8_bl.s: Ditto.
	* testsuite/arm_cortex_a8_blx.s: Ditto.
	* testsuite/arm_cortex_a8_local.s: Ditto.
	* testsuite/arm_cortex_a8_local_reloc.s: Ditto.
	* testsuite/thumb_bl_out_of_range_local.s: Ditto.
2010-09-08 23:54:51 +00:00
Rafael Ávila de Espíndola
41a8542a7f 2010-09-08 Rafael Espindola <espindola@google.com>
* Makefile.am (memory_test.stdout): Run readelf with -W
	* Makefile.in: Regenerate.
	* testsuite/memory_test.sh: Make the regexps accept both 32 and 64 bit outputs.
2010-09-08 21:06:53 +00:00
Rafael Ávila de Espíndola
33dbc70199 2010-09-08 Rafael Espindola <espindola@google.com>
* script-sections.cc (Script_sections::add_memory_region): Convert
	field precision to int.
	* script.cc (script_set_section_region, script_set_section_region):
	Convert field precision to int.
2010-09-08 20:08:14 +00:00
Rafael Ávila de Espíndola
731ca54a85 2010-09-08 Rafael Espindola <espindola@google.com>
* arm.cc (do_finalize_sections): Create the __exidx_start and
	__exdix_end symbols even when the section is missing.
2010-09-08 18:31:35 +00:00
Nick Clifton
7f8cd84403 * README: Remove claim that MEMORY is not supported.
* expression.cc (script_exp_function_origin)
        (script_exp_function_length): Move from here to ...
        * script.cc: ... here.
        (script_set_section_region, script_add_memory)
        (script_parse_memory_attr, script_include_directive): New
        functions.
        * script-sections.cc
        (class Memory_region): New class.
        (class Output_section_definition): Add set_memory_region,
        set_section_vma, set_section_lma and get_section_name methods.
        (class Script_Sections): Add add_memory_region,
        find_memory_region, find_memory_region_origin,
        find_memory_region_length and set_memory_region methods.
        Have set_section_addresses method walk the list of set memory
        regions.
        Extend the print methos to display memory regions.
        * script-sections.h: Add prototypes for new methods.
        Add enum for MEMORY region attributes.
        * yyscript.y: Add support for parsing MEMORY regions.
        * script-c.h: Add prototypes for new functions.
        * testsuite/Makefile.am: Add test of MEMORY region functionality.
        * testsuite/Makefile.in: Regenerate.
        * testsuite/memory_test.sh: New script.
        * testsuite/memory_test.s: New assembler source file.
        * testsuite/memory_test.t: New linker script.
2010-09-08 16:10:33 +00:00
Doug Kwan
a464928644 2010-08-27 Doug Kwan <dougkwan@google.com>
* gold/resolve.cc (Symbol_table::should_override): Let a weak
	reference override an existing dynamic weak reference.
	* testsuite/Makefile.am: Add new test dyn_weak_ref.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/dyn_weak_ref.sh: New file.
	* testsuite/dyn_weak_ref_1.c: Ditto.
	* testsuite/dyn_weak_ref_2.c: Ditto.
2010-08-28 08:05:04 +00:00
Ian Lance Taylor
b56648ad4f * incremental.h (class Incremental_input_entry): Add virtual
destructor.
2010-08-27 18:00:58 +00:00
Ian Lance Taylor
809313cb61 * testsuite/start_lib_test_3.c: Mark t3 as used. 2010-08-27 17:57:50 +00:00
Nick Clifton
11e3246416 * options.cc (version_script): Fix small typo in previous
whitespace tidyup.
2010-08-27 08:50:05 +00:00
Nick Clifton
ca09d69af1 * archive.cc: Formatting fixes: Remove whitespace between
typename and following asterisk.  Remove whitespace between
        function name and opening parenthesis.
        * archive.h: Likewise.
        * arm.cc: Likewise.
        * attributes.cc: Likewise.
        * attributes.h: Likewise.
        * common.cc: Likewise.
        * copy-relocs.cc: Likewise.
        * dirsearch.h: Likewise.
        * dynobj.cc: Likewise.
        * ehframe.cc: Likewise.
        * ehframe.h: Likewise.
        * expression.cc: Likewise.
        * fileread.cc: Likewise.
        * fileread.h: Likewise.
        * gc.h: Likewise.
        * gold-threads.cc: Likewise.
        * gold.cc: Likewise.
        * i386.cc: Likewise.
        * icf.h: Likewise.
        * incremental-dump.cc: Likewise.
        * incremental.cc: Likewise.
        * layout.cc: Likewise.
        * layout.h: Likewise.
        * main.cc: Likewise.
        * merge.cc: Likewise.
        * merge.h: Likewise.
        * object.cc: Likewise.
        * object.h: Likewise.
        * options.cc: Likewise.
        * options.h: Likewise.
        * output.cc: Likewise.
        * output.h: Likewise.
        * plugin.cc: Likewise.
        * plugin.h: Likewise.
        * powerpc.cc: Likewise.
        * reloc.cc: Likewise.
        * script-c.h: Likewise.
        * script-sections.cc: Likewise.
        * script.cc: Likewise.
        * stringpool.cc: Likewise.
        * symtab.cc: Likewise.
        * symtab.h: Likewise.
        * target.cc: Likewise.
        * timer.cc: Likewise.
        * timer.h: Likewise.
        * version.cc: Likewise.
        * x86_64.cc: Likewise.
2010-08-25 08:36:54 +00:00
Nick Clifton
b8fa875047 PR 11899
* layout.cc (segment_precedes): Sort segments by their physical
        addresses, if they have been set.
2010-08-24 07:24:10 +00:00
Cary Coutant
9919d93bc7 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
symbols data.
	(Lib_group::include_member): Unlock object after deleting its
	symbols data.
	* testsuite/start_lib_test_3.c: Remove all global symbols to trigger
	the bug fixed here.
2010-08-23 20:28:24 +00:00
Cary Coutant
97b4be1cc0 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
constructor, and set_blocker.
	* gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
	readsyms_blocker_.
	* gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
	this->this_blocker_ to Add_lib_group_symbols::set_blocker.
	* testsuite/Makefile.am (start_lib_test): New test case.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/start_lib_test_main.c: New file.
	* testsuite/start_lib_test_1.c: New file.
	* testsuite/start_lib_test_2.c: New file.
	* testsuite/start_lib_test_3.c: New file.
2010-08-20 00:35:13 +00:00
Ian Lance Taylor
dd0b1884ce * Makefile.in: Rebuild with automake 1.11.1.
* aclocal.m4: Likewise.
	* testsuite/Makefile.in: Likewise.
2010-08-19 23:42:03 +00:00
Ian Lance Taylor
7223e9ca5a PR 10893
* i386.cc (class Output_data_plt_i386): Update declarations.
	Define Global_ifunc and Local_ifunc types.  Add global_ifuncs_ and
	local_ifuncs_ fields.
	(Target_i386::do_plt_section_for_global): New function.
	(Target_i386::do_plt_section_for_local): New function.
	(Output_data_plt_i386::Output_data_plt_i386): Add symtab
	parameter; change all callers.  Initialize global_ifuncs_ and
	local_ifuncs_.  If doing a static link define __rel_iplt_start and
	__rel_iplt_end.
	(Output_data_plt_i386::add_entry): Handle IFUNC symbols.
	(Output_data_plt_i386::add_local_ifunc_entry): New function.
	(Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
	symbols.
	(Target_i386::make_plt_section): New function, broken out of
	make_plt_entry.  Set sh_info field of .rel.plt to point to .plt.
	(Target_i386::make_plt_entry): Call make_plt_section.
	(Target_i386::make_local_ifunc_plt_entry): New function.
	(Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
	(Target_i386::Scan::local): Handle IFUNC symbols.  Add
	R_386_IRELATIVE to switch.
	(Target_i386::Scan::global): Likewise.
	(Target_i386::Relocate::relocate): Likewise.
	(Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
	switch.
	* x86_64.cc (class Output_data_plt_x86_64): Update declarations.
	(Target_x86_64::do_plt_section_for_global): New function.
	(Target_x86_64::do_plt_section_for_local): New function.
	(Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
	parameter; change all callers.  If doing a static link define
	__rela_iplt_start and __rela_iplt_end.
	(Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
	(Output_data_plt_x86_64::add_local_ifunc_entry): New function.
	(Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
	to point to .plt.
	(Target_x86_64::make_local_ifunc_plt_entry): New function.
	(Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
	switch.
	(Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
	(Target_x86_64::Scan::local): Handle IFUNC symbols.  Add
	R_X86_64_IRELATIVE to switch.
	(Target_x86_64::Scan::global): Likewise.
	(Target_x86_64::Relocate::relocate): Likewise.
	(Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
	switch.
	* target.h (class Target): Add plt_section_for_global and
	plt_section_for_local functions.  Add do_plt_section_for_global
	and do_plt_section_for_local virtual functions.
	* symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol.  Add
	clarifying comments.
	(Symbol::use_plt_offset): Handle IFUNC symbol.
	* object.cc (Sized_relobj::Sized_relobj): Initialize
	local_plt_offsets_.
	(Sized_relobj::local_has_plt_offset): New function.
	(Sized_relobj::local_plt_offset): New function.
	(Sized_relobj::set_local_plt_offset): New function.
	(Sized_relobj::do_count): Handle IFUNC symbol.
	* object.h (class Symbol_value): Add is_ifunc_symbol_ field.  Take
	a bit away from input_shndx_ field.  Add set_is_func_symbol and
	is_ifunc_symbol functions.
	(class Sized_relobj): Update declarations.  Remove Tls_got_entry
	and Local_tls_got_offsets.  Define Local_plt_offsets.  Add
	local_plt_offsets_ field.
	(Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
	* output.h (class Output_section_data): Add non-const
	output_section function.
	(class Output_data_got): Update declarations.
	(class Output_data_got::Got_entry): Add use_plt_offset_ field.
	Add use_plt_offset parameter to global and local constructors.
	Change all callers.  Change local_sym_index_ field to 31 bits.
	Change GSYM_CODE and CONSTANT_CODE accordingly.
	* output.cc (Output_data_reloc_base::do_adjust_output_section): If
	doing a static link don't set sh_link field.
	(Output_data_got::Got_entry::write): Use PLT offset if
	appropriate.
	(Output_data_got::add_global_plt): New function.
	(Output_data_got::add_local_plt): New function.
	* target-reloc.h (relocate_section): Handle IFUNC symbol.
	* defstd.cc (in_section): Remove entries for __rel_iplt_start,
	__rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
	* configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
	* testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
	IFUNC conditional.
	* testsuite/ifunc-sel.h: New file.
	* testsuite/ifuncmain1.c: New file.
	* testsuite/ifuncmain1vis.c: New file.
	* testsuite/ifuncmod1.c: New file.
	* testsuite/ifuncdep2.c: New file.
	* testsuite/ifuncmain2.c: New file.
	* testsuite/ifuncmain3.c: New file.
	* testsuite/ifuncmod3.c: New file.
	* testsuite/ifuncmain4.c: New file.
	* testsuite/ifuncmain5.c: New file.
	* testsuite/ifuncmod5.c: New file.
	* testsuite/ifuncmain6pie.c: New file.
	* testsuite/ifuncmod6.c: New file.
	* testsuite/ifuncmain7.c: New file.
	* configure, testsuite/Makefile.in: Rebuild.
2010-08-19 22:50:16 +00:00
Ian Lance Taylor
56f75c03fc * incremental.cc
(Output_section_incremental_inputs::write_input_files): Add cast
	to avoid signed/unsigned comparison warning.
	(Output_section_incremental_inputs::write_info_blocks): Likewise.
2010-08-19 00:02:18 +00:00
Cary Coutant
55455f8927 * common.cc (Sort_commons::operator()): Remove unnecessary code. 2010-08-18 18:33:05 +00:00
Ian Lance Taylor
e2054bcbe6 * testsuite/incremental_test_1.c: Add prototype to avoid warning. 2010-08-13 20:47:47 +00:00
Doug Kwan
74f6756095 2010-08-12 Cary Coutant <ccoutant@google.com>
Doug Kwan  <dougkwan@google.com>

	* resolve.cc (Symbol_table::should_override): When a weak dynamic
	defintion overrides non-weak undef, remember that the original undef
	is not weak.
	* symtab.cc (Symbol_table::sized_write_global): For undef without
	an original weak binding, set binding to global in output.
	* testsuite/Makefile.am: Add new test strong_ref_weak_def.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/strong_ref_weak_def.sh: New file.
	* testsuite/strong_ref_weak_def_1.c: Ditto.
	* testsuite/strong_ref_weak_def_2.c: Ditto.
2010-08-13 00:18:19 +00:00
Cary Coutant
d1238d12e3 gold/ChangeLog:
* testsuite/incremental_test.sh: Rewrite.
	* testsuite/incremental_test_1.c: Rewrite.
	* testsuite/incremental_test_2.c: Rewrite.
2010-08-12 22:18:15 +00:00