+2010-01-04 Sriraman Tallam <tmsriram@google.com>
+
+ * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
+ check for .text or .gnu.linkonce.t sections.
+ * icf.cc (Icf::find_identical_sections): Ditto.
+ Change the detection for mangled function name within the section
+ name.
+ * icf.h (is_section_foldable_candidate): New function.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10980
+ * options.h (class General_options): Permit two dashes with
+ --retain-symbols-file.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10979
+ * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
+ don't put the file header and segment headers in the text
+ segment.
+
+ PR 10979
+ * common.cc (Sort_commons::operator()): Stabilize sort when both
+ entries are NULL.
+ (Symbol_table::do_allocate_commons_list): When allocating common
+ symbols, skip a symbol which is no longer common.
+ * symtab.h (Symbol::is_common): Test whether the symbol comes from
+ an object before checking its type.
+ * testsuite/common_test_2.c: New file.
+ * testsuite/common_test_3.c: New file.
+ * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
+ (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
+ (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
+ (common_test_2_pic.o, common_test_2.so): New targets.
+ (common_test_3_pic.o, common_test_3.so): New targets.
+ * testsuite/Makefile.in: Rebuild.
+
+ PR 10979
+ * script.cc (read_input_script): If we see a new SECTIONS clause,
+ and we have added an input section, give an error.
+ * layout.h (class Layout): Add have_added_input_section function.
+ Add have_added_input_section_ field.
+ * layout.cc (Layout::Layout): Initialize
+ have_added_input_section_.
+ (Layout::layout): Set have_added_input_section_.
+ (Layout::layout_eh_frame): Likewise.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10931
+ * options.h (class General_options): Add --sort-common option.
+ * symtab.h (class Symbol_table): Define Sort_commons_order enum.
+ * common.cc (Sort_common): Add sort_order parameter to
+ constructor. Add sort_order_ field.
+ (Sort_commons::operator): Check sort_order_.
+ (Symbol_table::allocate_commons): Determine the sort order.
+ (Symbol_table::do_allocate_commons): Add sort_order parameter.
+ Change all callers.
+ (Symbol_table::do_allocate_commons_list): Likewise.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10916
+ * symtab.cc (Symbol_table::add_from_relobj): When not exporting
+ symbols from this object, don't change the visibility of an
+ undefined symbol.
+ * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10861
+ * script.h (class Version_script_info): Define Language enum.
+ Update declarations. Define Glob, Exact, and Lookup types. Add
+ new fields globals_, locals_, and is_finalized_.
+ * script.cc: Various formatting fixes.
+ (class Parser_closure): Change language_stack_ from a vector of
+ std::string to one of Version_script_info::Language. Adjust all
+ uses accordingly.
+ (class Lazy_demangler): Remove.
+ (struct Version_expression): Change language from std::string to
+ Version_script_info::Language.
+ (Version_script_info::Version_script_info): New function.
+ (Version_script_info::~Version_script_info): Don't call clear.
+ (Version_script_info::finalize): New function.
+ (Version_script_info::build_lookup_tables): New function.
+ (Version_script_info::build_expression_list_lookup): New
+ function.
+ (Version_script_info::get_symbol_version_helper): Rewrite to use
+ lookup tables.
+ (Version_script_info::print_expression_list): Adjust to use
+ Version_script_info::Language.
+ (script_push_lex_into_version_mode): Check that the version script
+ has not been finalized.
+ (version_script_push_lang): Change language string to
+ Version_script_info::Language.
+ * options.cc (Command_line::version_script): New function.
+ * options.h (class General_options): Add finalize_dynamic_list
+ function. Change version_script from declaration to definition.
+ * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
+ * testsuite/version_script.map: Remove duplicate def of foo.
+ * testsuite/Makefile.am (ver_matching_def.so): Depend upon
+ version_script.map.
+ * testsuite/Makefile.in: Rebuild.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10843
+ * target-reloc.h (relocate_for_relocatable): When copying a reloc,
+ if the input symbol index is 0, make the output symbol index 0.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10670
+ * options.h (class General_options): Add -x/--discard-all.
+ * object.cc (Sized_relobj::do_count_local_symbols): Handle
+ --discard-all. If the local symbol needs a dynamic entry, check
+ that before handling --discard-locals.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR 10450
+ * output.cc (Output_segment::Output_segment): If PT_TLS, set the
+ flags to PF_R.
+ (Output_segment::add_output_section): Don't change the flags if
+ the type is PT_TLS.
+
+ PR 10450
+ * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
+ GNU hash table if they need a dynamic value. Otherwise, don't add
+ them if they are defined in a dynamic object or are forced local.
+
+2009-12-29 Ian Lance Taylor <iant@google.com>
+
+ PR 10450
+ * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
+ .gnu.hash table for a 32-bit target.
+
+ PR 10450
+ * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
+ regular and a dynamic object only needs a dynamic symbol table
+ entry if it is externally visible.
+
+ PR 10450
+ * i386.cc (class Target_i386): Initialize global_offset_table_ in
+ constructor. Add global_offset_table_ field.
+ (Target_i386::got_section): Set global_offset_table_.
+ (Target_i386::do_finalize_sections): Set global_offset_table_
+ size.
+ * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
+ in constructor. Add global_offset_table_ field.
+ (Target_x86_64::got_section): Set global_offset_table_.
+ (Target_x86_64::do_finalize_sections): Set global_offset_table_
+ size.
+
+ * layout.cc (Layout::Layout): Initialize increase_relro_.
+ (Layout::get_output_section): Add is_relro, is_last_relro, and
+ is_first_non_relro parameters. Change all callers.
+ (Layout::choose_output_section): Likewise.
+ (Layout::add_output_section_data): Likewise.
+ (Layout::make_output_section): Likewise.
+ (Layout::set_segment_offsets): Clear increase_relro when using a
+ linker script.
+ * layout.h (class Layout): Add increase_relro method. Add
+ increase_relro_ field. Update declarations.
+ * output.cc (Output_section::Output_section): Initialize
+ is_last_relro_ and is_first_non_relro_.
+ (Output_segment::add_output_section): Group relro sections is
+ do_sort is true. Handle is_last_relro and is_first_non_relro.
+ (Output_segment::maximum_alignment): Remove relro handling.
+ (Output_segment::set_section_addresses): Add increase_relro
+ parameter. Change all callers. Add initial alignment to align
+ relro sections on separate page. Remove old relro handling.
+ (Output_segment::set_section_list_addresses): Remove in_relro
+ parameter. Change all callers.
+ (Output_segment::set_offset): Add increase parameter. Change all
+ callers. Remove old relro handling.
+ * output.h (class Output_section): Add new methods: is_last_relro,
+ set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
+ Add is_last_relro_ and is_first_non_relro_ fields.
+ * i386.cc (Target_i386::got_section): Don't call set_is_relro.
+ Create separate .got.plt section. Call increase_relro.
+ * x86_64.cc (Target_x86_64::got_section): Likewise.
+ * testsuite/relro_script_test.t: Add .got.plt.
+
+ PR 10450
+ * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
+ (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
+ (Layout::finalize): Call set_dynamic_symbol_size.
+ (Layout::set_dynamic_symbol_size): New function.
+ * layout.h (class Layout): Add dynamic_symbol_ field. Declare
+ set_dynamic_symbol_size.
+
+ PR 10450
+ * output.h (class Output_section): Add is_entsize_zero_ field.
+ * output.cc (Output_section::Output_section): Initialize
+ is_entsize_zero_.
+ (Output_section::set_entsize): If two different entsizes are
+ requested, force it to zero.
+ (Output_section::add_input_section): Set flags for .debug_str
+ before updating section flags. Set entsize.
+ (Output_section::update_flags_for_input_section): Set SHF_MERGE
+ and SHF_STRING if all input sections have those flags.
+
+2009-12-29 Rafael Espindola <espindola@google.com>
+
+ * main.cc (main): Fix the sys time reporting.
+ * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
+ reporting.
+
+2009-12-29 Sriraman Tallam <tmsriram@google.com>
+
+ * options.cc (General_options::parse_version): Allow -v to exit
+ without an error if there is nothing to link.
+
+2009-12-29 Ian Lance Taylor <iant@google.com>
+
+ * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
+ using a version of gcc before 4.1.
+ * configure: Rebuild.
+
+2009-12-28 Chris Demetriou <cgd@google.com>
+
+ * attributes.cc (Output_attributes_section_data::do_write): Use
+ std::vector::front rather than std::vector::data.
+
+2009-12-28 Ian Lance Taylor <iant@google.com>
+
+ * symtab.h (class Symbol_table): Add enum Defined.
+ * resolve.cc (Symbol_table::should_override): Add defined
+ parameter. Change all callers. Test whether object is NULL
+ before calling a method on it.
+ (Symbol_table::report_resolve_problem): Add defined parameter.
+ Change all callers.
+ (Symbol_table::should_override_with_special): Likewise.
+ * symtab.cc (Symbol_table::define_in_output_data): Add defined
+ parameter. Change all callers.
+ (Symbol_table::do_define_in_output_data): Likewise.
+ (Symbol_table::define_in_output_segment): Likewise.
+ (Symbol_table::do_define_in_output_segment): Likewise.
+ (Symbol_table::define_as_constant): Likewise.
+ (Symbol_table::do_define_as_constant): Likewise.
+ * script.h (class Symbol_assignment): Add is_defsym parameter to
+ constructor; change all callers.
+ * script.cc (Script_options::add_symbol_assignment): Add is_defsym
+ parameter. Change all callers. Add is_defsym_ field.
+ (class Parser_closure): Add parsing_defsym parameter to
+ constructor; change all callers. Add parsing_defsym accessor
+ function. Add parsing_defsym_ field.
+
+2009-12-28 Ian Lance Taylor <iant@google.com>
+
+ * gold.cc (queue_middle_tasks): Fix formatting.
+ * object.cc (Relobj::is_section_name_included): Likewise.
+
+2009-12-23 Ian Lance Taylor <iant@google.com>
+
+ * i386.cc (Target_i386::do_calls_non_split): Recognize
+ -fsplit-stack prologue for a function with a static chain.
+ * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
+ -fsplit-stack prologue when using %r11.
+
+2009-12-21 Sriraman Tallam <tmsriram@google.com>
+
+ * options.cc (General_options::parse_version): Make -v continue and do
+ the link like GNU ld does.
+
+2009-12-17 Rafael Avila de Espindola <espindola@google.com>
+
+ * Makefile.am (CCFILES): Add timer.cc.
+ (HFILES): Add timer.h.
+ * configure.ac: Check for sysconf and times.
+ * main.cc: include timer.h.
+ (main): Use Timer instead of get_run_time.
+ * timer.cc: New.
+ * timer.h: New.
+ * workqueue.cc: include timer.h.
+ (Workqueue::find_and_run_task):
+ Report user, sys and wall time.
+ * Makefile.in: Regenerate.
+ * config.in: Regenerate.
+ * configure: Regenerate.
+
+2009-12-16 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
+ sections.
+ * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
+ relaxed input sections.
+ * output.cc (Output_section::find_relaxed_input_section): Change
+ return type to Output_relaxed_input_section pointer. Adjust code
+ for new type of relaxed_input_section_map_.
+ * output.h (Output_section::find_relaxed_input_section): Change
+ return type to Output_relaxed_input_section pointer.
+ (Output_section::Output_relaxed_input_section_by_input_section_map):
+ New type.
+ (Output_section::relaxed_input_section_map_): Change type to
+ Output_section::Output_relaxed_input_section_by_input_section_map.
+ * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
+ input section.
+
+2009-12-15 Ian Lance Taylor <iant@google.com>
+
+ * layout.cc (Layout::create_shstrtab): Only write out after input
+ sections if we are compressing debug sections.
+
+2009-12-15 Ian Lance Taylor <iant@google.com>
+
+ * archive.cc (Archive::add_symbols): Only look up a symbol without
+ a version if there is, in fact, a version.
+
+2009-12-14 Ian Lance Taylor <iant@google.com>
+
+ Revert -Wshadow changes, all changes from:
+ 2009-12-11 Doug Kwan <dougkwan@google.com>
+ 2009-12-11 Nick Clifton <nickc@redhat.com>
+ * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
+
+2009-12-11 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
+ due to -Wshadow.
+ * attributes.cc (Object_attribute::size): Ditto.
+ (Attributes_section_data::size): Ditto.
+ (Attributes_section_data::Attributes_section_data): Ditto.
+ (Output_attributes_section_data::do_write): Ditto.
+ * attributes.h (Object_attribute::set_type): Ditto.
+ * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
+
+2009-12-11 Nick Clifton <nickc@redhat.com>
+
+ * archive.cc: Fix shadowed variable warnings.
+ * arm.cc: Likewise.
+ * compressed_output.cc: Likewise.
+ * compressed_output.h: Likewise.
+ * configure: Likewise.
+ * dwarf_reader.cc: Likewise.
+ * dynobj.cc: Likewise.
+ * dynobj.h: Likewise.
+ * ehframe.cc: Likewise.
+ * ehframe.h: Likewise.
+ * errors.cc: Likewise.
+ * expression.cc: Likewise.
+ * fileread.cc: Likewise.
+ * fileread.h: Likewise.
+ * freebsd.h: Likewise.
+ * i386.cc: Likewise.
+ * icf.cc: Likewise.
+ * incremental.h: Likewise.
+ * layout.cc: Likewise.
+ * layout.h: Likewise.
+ * mapfile.cc: Likewise.
+ * merge.cc: Likewise.
+ * merge.h: Likewise.
+ * object.cc: Likewise.
+ * object.h: Likewise.
+ * options.h: Likewise.
+ * output.cc: Likewise.
+ * output.h: Likewise.
+ * parameters.cc: Likewise.
+ * plugin.cc: Likewise.
+ * powerpc.cc: Likewise.
+ * reduced_debug_output.cc: Likewise.
+ * reduced_debug_output.h: Likewise.
+ * reloc.cc: Likewise.
+ * reloc.h: Likewise.
+ * resolve.cc: Likewise.
+ * script-sections.cc: Likewise.
+ * script.cc: Likewise.
+ * script.h: Likewise.
+ * sparc.cc: Likewise.
+ * symtab.cc: Likewise.
+ * symtab.h: Likewise.
+ * target-select.cc: Likewise.
+ * target-select.h: Likewise.
+ * token.h: Likewise.
+ * workqueue.cc: Likewise.
+ * workqueue.h: Likewise.
+ * x86_64.cc: Likewise.
+
+2009-12-10 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (attributes.h): New include.
+ (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
+ (Arm_relobj::~Arm_relobj): Delete object pointed by
+ attributes_section_data_.
+ (Arm_relobj::attributes_section_data): New method definition.
+ (Arm_relobj::attributes_section_data_): New data member declaration.
+ (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
+ (Arm_dynobj::~Arm_dynobj): Delete object pointed by
+ attributes_section_data_.
+ (Arm_dynobj::attributes_section_data): New method definition.
+ (Arm_dynobj::attributes_section_data_): New data member declaration.
+ (Target_arm::Target_arm): Initialize attributes_section_data_. Change
+ initialization value of may_use_blx_ to false.
+ (Target_arm::using_thumb2, Target_arm::using_thumb_only,
+ Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
+ object attributes to compute results instead of hard-coding.
+ (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
+ Target_arm::get_secondary_compatible_arch,
+ Target_arm::set_secondary_compatible_arch
+ Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
+ Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
+ New method declarations.
+ (Target_arm::get_aeabi_object_attribute): New method definition.
+ (Target_arm::attributes_section_data_): New data member declaration.
+ (read_arm_attributes_section): New template definition.
+ (Arm_relobj::do_read_symbols): Read attributes section if it exists.
+ (Arm_dynobj::do_read_symbols): Ditto.
+ (Target_arm::do_finalize_sections): Merge attributes sections from
+ input. Check for BLX use after attributes section merging.
+ Fix __exidx_start and __exidx_end visibility. Create an
+ .ARM.attributes section if necessary.
+ (Target_arm::get_secondary_compatible_arch,
+ Target_arm::set_secondary_compatible_arch,
+ Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
+ Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
+ Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
+ New method definitions.
+
+2009-12-09 Ian Lance Taylor <iant@google.com>
+
+ * plugin.cc (Plugin::load): Don't cast from void* to a function
+ pointer.
+
+2009-12-09 Ian Lance Taylor <iant@google.com>
+
+ * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
+ information fields.
+
+2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
+ Replace two_file_shared_1.so with two_file_shared_2.so.
+ * testsuite/Makefile.in: Regenerated.
+
2009-12-08 Doug Kwan <dougkwan@google.com>
* Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
bit instead of a flag indicating that the thumb-bit is used. Adjust
calls to methods in Arm_relocate_functions for this change.
-2009-11-08 Ian Lance Taylor <ian@airs.com>
+2009-11-08 Ian Lance Taylor <iant@google.com>
PR 10925
* reloc.cc: Instantiate
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