+2011-06-29 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12629
+ * object.cc (Sized_relobj_file::layout_section): Change shdr
+ parameter to be const.
+ (Sized_relobj_file::layout_eh_frame_section): New function, broken
+ out of do_layout.
+ (Sized_relobj_file::do_layout): Defer .eh_frame sections if
+ appropriate. Call layout_eh_frame_section.
+ (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
+ sections.
+ * object.h (class Sized_relobj_file): Update declarations.
+
+2011-06-29 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12652
+ * script.cc (Token::integer_value): Accept trailing M/m/K/k
+ modifier.
+ (Lex::gather_token): Accept trailing M/m/K/k for integers.
+
+2011-06-29 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12675
+ * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
+ SHT_X86_64_UNWIND.
+ * layout.cc (Layout::layout_eh_frame): Likewise.
+
+2011-06-29 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12695
+ * layout.cc (Layout::symtab_section_shndx): New function.
+ * layout.h (class Layout): Declare symtab_section_shndx.
+ * output.cc (Output_section::write_header): Call it.
+
+2011-06-29 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12818
+ * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
+ symbols which are not used in a relocation.
+
+2011-06-28 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12898
+ * layout.cc (Layout::segment_precedes): Don't crash if a linker
+ script create indistinguishable segments.
+ (Layout::set_segment_offsets): Use stable_sort when sorting
+ segments. Pass this to Compare_segments constructor.
+ * layout.h (class Layout): Make segment_precedes non-static.
+ (class Compare_segments): Change from struct to class. Add
+ layout_ field. Add constructor.
+ * script-sections.cc
+ (Script_sections::attach_sections_using_phdrs_clause): Rename
+ local orphan to is_orphan. Don't report failure to put empty
+ section in segment. On attachment failure, report name of
+ section, and attach to first PT_LOAD segment.
+
+2011-06-28 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12934
+ * target-select.cc (Target_selector::Target_selector): Add
+ emulation parameter. Change all callers.
+ (select_target_by_bfd_name): Rename from select_target_by_name.
+ Change all callers.
+ (select_target_by_emulation): New function.
+ (supported_emulation_names): New function.
+ * target-select.h (class Target_selector): Add emulation_ field.
+ Update declarations.
+ (Target_selector::recognize_by_bfd_name): Rename from
+ recognize_by_name. Change all callers.
+ (Target_selector::supported_bfd_names): Rename from
+ supported_names. Change all callers.
+ (Target_selector::recognize_by_emulation): New function.
+ (Target_selector::supported_emulations): New function.
+ (Target_selector::emulation): New function.
+ (Target_selector::do_recognize_by_bfd_name): Rename from
+ do_recognize_by_name. Change all callers.
+ (Target_selector::do_supported_bfd_names): Rename from
+ do_supported_names. Change all callers.
+ (Target_selector::do_recognize_by_emulation): New function.
+ (Target_selector::do_supported_emulations): New function.
+ (select_target_by_bfd_name): Change name in declaration.
+ (select_target_by_emulation): Declare.
+ (supported_emulation_names): Declare.
+ * parameters.cc (parameters_force_valid_target): Try to find
+ target based on emulation from -m option.
+ * options.h (class General_options): Change doc string for -m.
+ * options.cc (help): Print emulations.
+ (General_options::parse_V): Likewise.
+ * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
+ Add emulation parameter. Change all callers.
+
+2011-06-28 Ian Lance Taylor <iant@google.com>
+
+ * target.h (class Target): Add osabi_ field.
+ (Target::osabi): New function.
+ (Target::set_osabi): New function.
+ (Target::Target): Initialize osabi_.
+ (Target::do_adjust_elf_header): Make pure virtual.
+ (Sized_target::do_adjust_elf_header): Declare.
+ * target.cc (Sized_target::do_adjust_elf_header): New function.
+ (class Sized_target): Instantiate all versions.
+ * freebsd.h (class Target_freebsd): Remove.
+ (Target_selector_freebsd::do_recognize): Call set_osabi on
+ Target.
+ (Target_selector_freebsd::do_recognize_by_name): Likewise.
+ (Target_selector_freebsd::set_osabi): Remove.
+ * i386.cc (class Target_i386): Inherit from Sized_target rather
+ than Target_freebsd.
+ * x86_64.cc (class Target_x86_64): Likewise.
+
+2011-06-28 Ian Lance Taylor <iant@google.com>
+
+ * target.h (Target::can_check_for_function_pointers): Rewrite.
+ Make non-virtual.
+ (Target::can_icf_inline_merge_sections): Likewise.
+ (Target::section_may_have_icf_unsafe_poineters): Likewise.
+ (Target::Target_info): Add can_icf_inline_merge_sections field.
+ (Target::do_can_check_for_function_pointers): New virtual
+ function.
+ (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
+ * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
+ from can_check_for_function_pointers, move in file.
+ (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
+ section_may_have_icf_unsafe_poineters, move in file.
+ (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
+ * i386.cc (Target_i386::do_can_check_for_function_pointers):
+ Rename from can_check_for_function_pointers, move in file.
+ (Target_i386::can_icf_inline_merge_sections): Remove.
+ (Target_i386::i386_info): Initialize
+ can_icf_inline_merge_sections.
+ * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
+ Initialize can_icf_inline_merge_sections.
+ * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
+ * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
+ Rename from can_check_for_function_pointers, move in file.
+ (Target_x86_64::can_icf_inline_merge_sections): Remove.
+ (Target_x86_64::x86_64_info): Initialize
+ can_icf_inline_merge_sections.
+ * testsuite/testfile.cc (Target_test::test_target_info):
+ Likewise.
+ * icf.cc (get_section_contents): Correct formatting.
+
+2011-06-27 Ian Lance Taylor <iant@google.com>
+
+ * symtab.cc (Symbol::versioned_name): New function.
+ (Symbol_table::add_to_final_symtab): Use versioned_name when
+ appropriate.
+ (Symbol_table::sized_write_symbol): Likewise.
+ * symtab.h (class Symbol): Declare versioned_name.
+ * stringpool.h (class Stringpool_template): Add variant of add
+ which takes a std::basic_string.
+ * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
+ (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
+ (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
+ (ver_test_12.o): New target.
+ * testsuite/Makefile.in: Rebuild.
+
+2011-06-27 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relocate_functions::thm_jump8,
+ Arm_relocate_functions::thm_jump11): Use a wider signed
+ type to compute offset.
+ * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
+ arm_thm_jump8.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/arm_branch_in_range.sh: Check test results of
+ arm_thm_jump11 and arm_thm_jump8.
+ * testsuite/arm_thm_jump11.s: New test source file.
+ * testsuite/arm_thm_jump11.t: New linker script.
+ * testsuite/arm_thm_jump8.s: New test source file.
+ * testsuite/arm_thm_jump8.t: New linker script.
+
+2011-06-24 Ian Lance Taylor <iant@google.com>
+
+ * layout.cc: Include "object.h".
+ (ctors_sections_in_init_array): New static variable.
+ (Layout::is_ctors_in_init_array): New function.
+ (Layout::layout): Add entry to ctors_sections_in_init_array if
+ appropriate.
+ * layout.h (class Layout): Declare is_ctors_in_init_array.
+ * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
+ is_ctors_reverse_view is set.
+ (Sized_relobj_file::write_sections): Add layout parameter. Change
+ all callers. Set is_ctors_reverse_view field of View_size.
+ (Sized_relobj_file::reverse_words): New function.
+ * object.h (Sized_relobj_file::View_size): Add
+ is_ctors_reverse_view field.
+ (class Sized_relobj_file): Update declarations.
+ * testsuite/initpri3.c: New test.
+ * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
+ initpri3b.
+ (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
+ (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
+ (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
+ (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
+ * testsuite/Makefile.in: Rebuild.
+
+2011-06-24 Cary Coutant <ccoutant@google.com>
+
+ * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
+ (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
+ (debug_msg_cdebug.err): New targets.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/debug_msg.sh: Check output of link with compressed debug.
+ Fix checks for link with shared library.
+
+2011-06-24 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
+ skip empty text sections.
+ * testsuite/arm_exidx_test.s: Test handling of an empty text section.
+
+2011-06-22 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12910
+ * options.h (class General_options): Add --ctors-in-init-array.
+ * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
+ friends as SHT_PROGBITS for merging sections.
+ (Layout::layout): Remove special handling of .init_array and
+ friends. Don't sort if doing relocatable link. Sort for .ctors
+ and .dtors if ctors_in_init_array.
+ (Layout::make_output_section): Force correct section types for
+ .init_array and friends. Don't sort if doing relocatable link,
+ Don't sort .ctors and .dtors if ctors_in_init_array.
+ (Layout::section_name_mapping): Remove .ctors. and .dtorso.
+ (Layout::output_section_name): Add relobj parameter. Change all
+ callers. Handle .ctors. and .dtors. in code rather than table.
+ Handle .ctors and .dtors if ctors_in_init_array.
+ (Layout::match_file_name): New function, moved from output.cc.
+ * layout.h (class Layout): Update declarations.
+ * output.cc: Include "layout.h".
+ (Input_section_sort_entry::get_priority): New function.
+ (Input_section_sort_entry::match_file_name): Just call
+ Layout::match_file_name.
+ (Output_section::Input_section_sort_init_fini_compare::operator()):
+ Handle .ctors and .dtors. Sort by explicit priority rather than
+ by name.
+ * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
+ * testsuite/initpri2.c: New test.
+ * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
+ (check_PROGRAMS): Add initpri2.
+ (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
+ (initpri2_LDFLAGS, initpri2_LDADD): New variables.
+ * configure, testsuite/Makefile.in: Rebuild.
+
+2011-06-19 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12880
+ * layout.cc (Layout::attach_allocated_section_to_segment): Add a
+ .interp section to a PT_INTERP segment even if we have seen a
+ --dynamic-linker option. Don't do it if we have seen a PHDRS
+ clause in a linker script.
+ (Layout::finalize): Don't create a .interp section if we've
+ already create a PT_INTERP segment.
+ (Layout::create_interp): Always call choose_output_section (revert
+ patch of 2011-06-17). Don't create PT_INTERP segment.
+ * script-sections.cc
+ (Script_sections::create_note_and_tls_segments): Add a .interp
+ section to a PT_INTERP segment even if we have seen a
+ --dynamic-linker option.
+
+2011-06-18 Ian Lance Taylor <iant@google.com>
+
+ * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
+ merely because a non-PT_LOAD segment has a dynamic reloc.
+
+2011-06-18 Ian Lance Taylor <iant@google.com>
+
+ * layout.cc (Layout::finish_dynamic_section): Don't create
+ DT_FLAGS entry if not needed.
+
+2011-06-18 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12745
+ * layout.cc (Layout::layout_eh_frame): Correct handling of
+ writable .eh_frame section.
+
+2011-06-17 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12893
+ * resolve.cc (Symbol_table::resolve): Don't give an error if a
+ symbol is redefined with the exact same object and value.
+
+2011-06-17 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12880
+ * layout.h (class Layout): Add interp_segment_ field.
+ * layout.cc (Layout::Layout): Initialize interp_segment_ field.
+ (Layout::attach_allocated_section_to_segment): If making shared
+ library, put .interp section in PT_INTERP segment.
+ (Layout::finalize): Also call create_interp if -dynamic-linker
+ option was used.
+ (Layout::create_interp): Assert that there is no PT_INTERP
+ segment. If not using a SECTIONS clause, use make_output_section.
+ (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
+ * script-sections.cc
+ (Script_sections::create_note_and_tls_segments): If making shared
+ library, put .interp section in PT_INTERP segment.
+
+2011-06-17 Ian Lance Taylor <iant@google.com>
+
+ * object.cc (Sized_relobj_file::do_layout): Keep warning sections
+ when making a shared library.
+
2011-06-17 Ian Lance Taylor <iant@google.com>
- * x86_64.cc (check_non_pic): Add gsym parameter. Change all
- callers. Don't issue warning about PC32 against locally defined
- symbol.
+ * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
+ parameter. Change all callers. Don't issue warning about PC32
+ against locally defined symbol.
2011-06-16 Ian Lance Taylor <iant@google.com>