+2010-02-18 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relobj::find_linked_text_section): New method.
+ (Arm_relobj::make_exidx_input_section): Pass section index of linked
+ text section as a parameter becuase some broken tools may not set
+ the link in section header.
+ (Target_arm::has_got_section): New method.
+ (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
+ without any mapping symbol as data only. Remove warning.
+ (Arm_relobj::do_read_synbols): If an EXIDX input section has no
+ link in its section header, try to discover the link by inspecting the
+ REL31 relocation at the beginning of the section.
+ (Target_arm::Scan::check_non_pic): Report name of offending relocation
+ in error message.
+ (Target_arm::Scan::global): Treat any reference to the symbol
+ _GLOBAL_OFFSET_TABLE_ as a GOT access.
+
+2010-02-12 Sriraman Tallam <tmsriram@google.com>
+
+ * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
+ (Scan::global_reloc_may_be_function_pointer): New function.
+ * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
+ (Scan::global_reloc_may_be_function_pointer): New function.
+ * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
+ (Scan::global_reloc_may_be_function_pointer): New function.
+ * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
+ (Scan::global_reloc_may_be_function_pointer): New function.
+ * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
+ (Scan::global_reloc_may_be_function_pointer): New function.
+ (Scan::possible_function_pointer_reloc): New function.
+ (Target_x86_64::can_check_for_function_pointers): New function.
+ * gc.h (gc_process_relocs): Scan relocation types to determine if
+ function pointers were taken for targets that support it.
+ * icf.cc (Icf::find_identical_sections): Include functions for
+ folding in safe ICF whose pointer is not taken.
+ * icf.h (Secn_fptr_taken_set): New typedef.
+ (fptr_section_id_): New member.
+ (section_has_function_pointers): New function.
+ (set_section_has_function_pointers): New function.
+ (check_section_for_function_pointers): New function.
+ * options.h: Fix comment for safe ICF option.
+ * target.h (can_check_for_function_pointers): New function.
+ * testsuite/Makefile.am: Add icf_safe_so_test test case.
+ Modify icf_safe_test for X86-64.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/icf_safe_so_test.cc: New file.
+ * testsuite/icf_safe_so_test.sh: New file.
+ * testsuite/icf_safe_test.cc (kept_func_3): New function.
+ (main): Change to take pointer to function kept_func_3.
+ * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
+ folding is done correctly for X86-64.
+
+2010-02-12 David S. Miller <davem@davemloft.net>
+
+ * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
+ is_symbolless parameter.
+ (Output_reloc<SHT_REL>::is_symbolless): New.
+ (Output_reloc<SHT_REL>::is_symbolless_): New.
+ (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
+ (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
+ (Output_reloc<SHT_RELA>::is_symbolless): New.
+ (Output_data_reloc::add_global): Handle is_symbolless.
+ (Output_data_reloc::add_global_relative): Likewise.
+ (Output_data_reloc::add_local): Likewise.
+ (Output_data_reloc::add_local_relative): Likewise.
+ (Output_data_reloc::add_symbolless_global_addend): New.
+ (Output_data_reloc::add_symbolless_local_addend): New.
+ * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
+ is_symbolless.
+ (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
+ instead of ->is_relative_
+ (Output_reloc::write): Likewise.
+ (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
+ (Output_reloc::write_rel): Simplify.
+
+ * sparc.cc (Target_sparc::Scan::local): Use
+ ->add_symbolless_local_addend as needed.
+ (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
+ needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
+ based upon relocation offset.
+
+2010-02-11 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
+ (Target_arm::Scan::global): Ditto. Also remove a comment before the
+ beginning of function.
+ (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
+ and MOVT_ABS relocations. Those are non issued in scanning. Fix
+ parameter is_32bit in calls to should_apply_static_reloc.
+ * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
+ (check_DATA): Add arm_abs_global.stdout.
+ (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
+ arm_abs_global.stdout): New rules.
+ (MOSTLLYCLEANFILES): Add arm_abs_global
+ * Makefile.in: Regenerate.
+ * testsuite/arm_abs_global.s: New file.
+ * testsuite/arm_abs_global.sh: Ditto.
+ * testsuite/arm_abs_lib.s: Ditto.
+
+2010-02-11 Ian Lance Taylor <iant@google.com>
+
+ * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
+ Read_relocs task.
+ (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
+ Allocate_commons_task first.
+ * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
+ task, rather than symtab_lock_.
+ (Gc_process_relocs::~Gc_process_relocs): New function.
+ (Gc_process_relocs::is_runnable): Check this_blocker_.
+ (Gc_process_relocs::locks): Use next_blocker_ rather than
+ blocker_.
+ (Scan_relocs::~Scan_relocs): New function.
+ (Scan_relocs::is_runnable): Check this_blocker_ rather than
+ symtab_lock_.
+ (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
+ next_blocker_.
+ * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
+ fields. Add this_blocker_ and next_blocker_ fields. Adjust
+ constructor accordingly.
+ (class Gc_process_relocs): Likewise.
+ (class Scan_relocs): Likewise.
+ * common.h (class Allocate_commons_task): Remove symtab_lock_
+ field, and corresponding constructor parameter.
+ * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
+ symtab_lock_.
+ (Allocate_commons_task::locks): Likewise.
+
+2010-02-11 Ian Lance Taylor <iant@google.com>
+
+ * gold-threads.h (class Once): Define.
+ (class Initialize_lock): Rewrite as child of Once.
+ * gold-threads.cc (class Once_initialize): Define.
+ (once_pointer_control): New static variable.
+ (once_pointer, once_arg): New static variables.
+ (c_run_once): New static function.
+ (Once::Once, Once::run_once, Once::internal_run): New functions.
+ (class Initialize_lock_once): Remove.
+ (initialize_lock_control): Remove.
+ (initialize_lock_pointer): Remove.
+ (initialize_lock_once): Remove.
+ (Initialize_lock::Initialize_lock): Move to gold-threads.h.
+ (Initialize_lock::initialize): Rewrite.
+ (Initialize_lock::do_run_once): New function.
+ * archive.cc (Archive::interpret_header): Only clear name if it is
+ not already empty.
+ * fileread.cc: Include "gold-threads.h"
+ (file_counts_lock): New static variable.
+ (file_counts_initialize_lock): Likewise.
+ (File_read::release): Only increment counts when using --stats.
+ Use a lock around the increment.
+ * parameters.cc (class Set_parameters_target_once): Define.
+ (set_parameters_target_once): New static variable.
+ (Parameters::Parameters): Move here from parameters.h.
+ (Parameters::set_target): Rewrite.
+ (Parameters::set_target_once): New function.
+ (Parameters::clear_target): Move here and rewrite.
+ * parameters.h (class Parameters): Update declarations. Add
+ set_parameters_target_once_ field.
+ (Parameters::Parameters): Move to parameters.cc.
+ (Parameters::clear_target): Likewise.
+ * readsyms.cc (Read_symbols::do_group): Create a Start_group
+ task.
+ (Start_group::~Start_group): New function.
+ (Start_group::is_runnable): New function.
+ (Start_group::locks, Start_group::run): New functions.
+ (Finish_group::run): Change saw_undefined to size_t.
+ * readsyms.h (class Start_group): Define.
+ (class Finish_group): Change saw_undefined_ field to size_t.
+ (Finish_group::Finish_group): Remove saw_undefined and
+ this_blocker parameters. Change all callers.
+ (Finish_group::set_saw_undefined): New function.
+ (Finish_group::set_blocker): New function.
+ * symtab.h (class Symbol_table): Change saw_undefined to return
+ size_t. Change saw_undefined_ field to size_t.
+ * target-select.cc (Set_target_once::do_run_once): New function.
+ (Target_selector::Target_selector): Initialize set_target_once_
+ field. Don't initialize lock_ and initialize_lock_ fields.
+ (Target_selector::instantiate_target): Rewrite.
+ (Target_selector::set_target): New function.
+ * target-select.h (class Set_target_once): Define.
+ (class Target_selector): Update declarations. Make
+ Set_target_once a friend. Remove lock_ and initialize_lock_
+ fields. Add set_target_once_ field.
+
+2010-02-10 Ian Lance Taylor <iant@google.com>
+
+ * dirsearch.cc (Dirsearch::initialize): Add all blockers before
+ queueing any tasks.
+ * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
+ (queue_middle_tasks): Add all blockers before queueing any tasks.
+ (queue_final_tasks): Likewise.
+ * token.h (Task_token::add_blockers): New function.
+ * object.h (Input_objects::number_of_relobjs): New function.
+
+2010-02-10 Ian Lance Taylor <iant@google.com>
+
+ * i386.cc (Relocate::relocate_tls): A local symbol is final if not
+ shared, not if not position independent.
+ * x86_64.cc (Relocate::relocate_tls): Likewise.
+ * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
+ (tls_pie_pic_test): New target.
+ * testsuite/Makefile.in: Rebuild.
+
+ * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
+ (tls_test_main_pie.o, tls_test_pie.o): New targets.
+ (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
+ * testsuite/Makefile.in: Rebuild.
+
+2010-02-09 David S. Miller <davem@davemloft.net>
+
+ * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
+ R_SPARC_RELATIVE using ->add_local_relative().
+ (Target_sparc::Scan::global): Likewise for ->add_global_relative().
+
+ * output.h (Output_data_dynamic::add_section_size): New method
+ that takes two Output_data objects.
+ (Output_data_dynamic::Dynamic_entry): Create storage for secondary
+ entry param. Handle it in initializers.
+ * output.cc (Output_data_dynamic::Dynamic_entry::write): For
+ DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
+ * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
+ arg.
+ * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
+ and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
+ * arm.cc (Target_arm::do_finalize_sections): Update to pass false
+ for dynrel_includes_plt.
+ * i386.cc (Target_i386::do_finalize_sections): Likewise.
+ * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
+ * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
+ before .rela.plt
+ (Target_sparc::do_finalize_sections): Update to pass true for
+ dynrel_includes_plt.
+ * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
+ output before .rela.plt
+ (Target_powerpc::do_finalize_sections): Update to pass true for
+ dynrel_includes_plt when 32-bit.
+
+2010-02-08 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relobj::simple_input_section_output_address): New
+ method.
+ (Arm_relobj::section_needs_cortex_a8_stub_scanning,
+ Arm_relobj::scan_section_for_cortex_a8_stubs,
+ Arm_relobj::do_relocation_section): Instead of calling
+ Output_section::output_address, use faster
+ Arm_relobj::simple_input_section_output_address.
+
+2010-02-08 David S. Miller <davem@davemloft.net>
+
+ * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
+ unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
+ relocation helper function.
+
+ * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
+ just like R_SPARC_GOT{10,13,22}.
+ (Target_sparc::Scan::local): Likewise.
+ (Target_sparc::Relocate:relocate): Likewise.
+
+2010-02-06 Ian Lance Taylor <iant@google.com>
+
+ * configure.ac: Rewrite targetobjs duplicate removal code to use
+ only shell constructs.
+ * configure: Rebuild.
+
+2010-02-05 Doug Kwan <dougkwan@google.com>
+
+ PR 11247
+ * arm.cc (Arm_relobj::section_is_scannable): New method.
+ (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
+ (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
+
+2010-02-04 Doug Kwan <dougkwan@google.com>
+
+ PR 11247
+ * arm-reloc-property.cc (cstdio): Include.
+ * configure.ac (targetobjs): Remove duplicates.
+ * configure: Regenerate.
+ * resolve.cc (Symbol_table::resolve): Explicit instantiate both
+ big and little endian version for a given address size.
+
+2010-02-03 Doug Kwan <dougkwan@google.com>
+
+ * arm-reloc-property.cc
+ (Arm_reloc_property_table::reloc_name_in_error_message): New method
+ definition.
+ * arm-reloc-property.h
+ (Arm_reloc_property_table::get_implemented_static_reloc_property):
+ New method definition.
+ (Arm_reloc_property_table::reloc_name_in_error_message): New method
+ declaration.
+ * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
+ overflow to N.
+ (GOT_PREL): Change implemented to Y.
+ * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
+ (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
+ (Arm_relocate_functions::movw_abs_nc): Remove method.
+ (Arm_relocate_functions::movt_abs): Ditto.
+ (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
+ (Arm_relocate_functions::thm_movt_abs): Ditto.
+ (Arm_relocate_functions::movw_rel_nc): Ditto.
+ (Arm_relocate_functions::movw_rel): Ditto.
+ (Arm_relocate_functions::movt_rel): Ditto.
+ (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
+ (Arm_relocate_functions:thm_movw_rel): Ditto.
+ (Arm_relocate_functions:thm_movt_rel): Ditto.
+ (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
+ (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
+ New method definitions.
+ (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
+ (Arm_relocation_functions::arm_grp_ldr): Ditto.
+ (Arm_relocation_functions::arm_grp_ldrs): Ditto.
+ (Arm_relocation_functions::arm_grp_ldc): Ditto.
+ (Target_arm::Relocate::relocate): Check for non-static or
+ unimplemented relocation code and exit early. Change calls to
+ Target_arm::reloc_uses_thumb_bit and
+ Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
+ instead. Refactor code to handle similar relocations to increase
+ code sharing. Remove check for unsupported relocation code in switch
+ statement.
+ (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
+ relocation property table to find out size. Change error message to
+ print out the name of a relocation code instead of the numeric value.
+ (Target_arm::scan_reloc_for_stub): Use relocation property table
+ instead of calling Target_arm::reloc_uses_thumb_bit().
+
+2010-02-02 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::relocate_section): Do view adjustment for all
+ types of relaxed input section.
+
+2010-02-02 Doug Kwan <dougkwan@google.com>
+
+ * Makefile.am (HFILES): Add arm-reloc-property.h.
+ (DEFFILES): New.
+ (TARGETSOURCES): Add arm-reloc-property.cc
+ (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
+ (libgold_a_SOURCES): $(DEFFILES)
+ * Makefile.in: Regenerate.
+ * arm-reloc-property.cc: New file.
+ * arm-reloc-property.h: New file.
+ * arm-reloc.def: New file.
+ * arm.cc: Update comments.
+ (arm-reloc-property.h): New included header.
+ (arm_reloc_property_table): New global variable.
+ (Target_arm::do_select_as_default_target): New method definition.
+ * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
+ arm-reloc-property to targ_extra_obj.
+ * parameters.cc (set_parameters_target): Call
+ Target::select_as_default_target().
+ * target.h (Target::select_as_default_target): New method definition.
+ (Target::do_select_as_default_target): Same.
+
+2010-02-01 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
+ first_output_text_section_.
+ (Arm_exidx_fixup::first_output_text_section): New method definition.
+ (Arm_exidx_fixup::first_output_text_section_): New data member.
+ (Arm_exidx_fixup::process_exidx_section): Record the first text
+ output section seen.
+ (Arm_output_section::fix_exidx_coverage): Set correct linked section
+ and entsize in output section header.
+
+2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
+ R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
+ (Arm_relocate_functions::thm_alu11): New Method.
+ (Arm_relocate_functions::thm_pc8): New Method.
+ (Arm_relocate_functions::thm_pc12): New Method.
+ (Target_arm::Scan::local): Handle the relocations.
+ (Target_arm::Scan::global): Likewise.
+ (Target_arm::Relocate::relocate): Likewise.
+ (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
+
+2010-01-29 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::Scan::global): General PLTs for the same set
+ of relocation types as ld.
+
+2010-01-29 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
+ to public.
+ (Arm_relocate_functions::thumb_branch_common): Ditto.
+ (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
+ Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
+ Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
+ Arm_relocate_functions::jump24): Remove.
+ (Target_arm::Relocate::relocate): Adjust code to call
+ Arm_relocation_functions::arm_branch_common and
+ Arm_relocation_functions::thumb_branch_common instead of their removed
+ wrappers. Merge switch-cases together to reduce source code size.
+
+2010-01-29 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
+ output_local_symbol_count_needs_update_.
+ (Arm_relobj::output_local_symbol_count_needs_update,
+ Arm_relobj::set_output_local_symbol_count_needs_update,
+ Arm_relobj::update_output_local_symbol_count): New methods.
+ (Arm_relobj::output_local_symbol_count_needs_update_): New data
+ member.
+ (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
+ of pointed function as in a R_ARM_PREL31 relocation.
+ (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
+ for output local symbol count updating.
+ (Target_arm::do_relax): Update output local symbol counts in objects
+ if necessary.
+ * object.h (Sized_relobj::set_output_local_symbol_count): New method.
+
+2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * arm.cc: Added support for the ARM relocations:
+ R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
+ R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
+ (Arm_relocate_functions::movw_rel_nc): Renamed (was
+ movw_prel_nc).
+ (Arm_relocate_functions::movw_rel): New method.
+ (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
+ (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
+ thm_movw_prel_nc).
+ (Arm_relocate_functions::thm_movw_rel): New method.
+ (Arm_relocate_functions::thm_movt_rel): Renamed (was
+ thm_movt_prel).
+ (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
+ relocations.
+ (Target_arm::Scan::global): Likewise.
+ (Target_arm::Relocate::relocate): Likewise.
+ (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
+ Likewise.
+
+2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * arm.cc: Added support for ARM group relocations.
+ (Target_arm::reloc_needs_sym_origin): New method.
+ (Arm_relocate_functions::calc_grp_kn): New method.
+ (Arm_relocate_functions::calc_grp_residual): New method.
+ (Arm_relocate_functions::calc_grp_gn): New method.
+ (Arm_relocate_functions::arm_grp_alu): New Method.
+ (Arm_relocate_functions::arm_grp_ldr): New Method.
+ (Arm_relocate_functions::arm_grp_ldrs): New Method.
+ (Arm_relocate_functions::arm_grp_ldc): New Method.
+ (Target_arm::Scan::local): Handle the ARM group relocations.
+ (Target_arm::Scan::global): Likewise.
+ (Target_arm::Relocate::relocate): Likewise.
+ (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
+ Likewise.
+
+2010-01-26 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (set): Include.
+ (class Arm_exidx_fixup): Change type of last_input_section_ to const
+ pointer type.
+ (Arm_output_section::Text_section_list): New type.
+ (Arm_output_section::append_text_sections_to_list): New method.
+ (Arm_output_section::fix_exidx_coverage): Ditto.
+ (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
+ (Arm_relobj::convert_input_section_to_relaxed_section): Use
+ Relobj::set_section_offset() instead of
+ Sized_relobj::invalidate_section_offset().
+ (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
+ parameter for section headers. Ignore relocation sections for
+ unallocated sections and EXIDX sections.
+ (Target_arm::fix_exidx_coverage): New method.
+ (Target_arm::output_section_address_less_than): New type.
+ (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
+ linked text section instead of the EXIDX section.
+ (Arm_output_section::create_stub_group): Add an assertion to check
+ that this is not an EXIDX output section.
+ (Arm_output_section::append_text_sections_to_list): New method.
+ (Arm_output_section::fix_exidx_coverage): Ditto.
+ (Arm_relobj::scan_sections_for_stubs): Adjust call to
+ Arm_relobj::section_needs_reloc_stub_scanning.
+ (Target_arm::do_relax): Fix EXIDX output section coverage in the
+ first pass.
+ (Target_arm::fix_exidx_coverage): New method.
+ * object.h (Relobj::set_output_section): New method.
+ (Sized_relobj::invalidate_section_offset): Remove method.
+ (Sized_relobj::do_invalidate_section_offset): Remove method.
+ (Sized_relobj::do_set_section_offset): Handle offset value -1.
+
+2010-01-25 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_merged_section::do_output_offset):
+ Fix warning due to signed and unsigned comparison on a 32-bit host.
+
+2010-01-22 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::do_relax): Record an output section for section
+ offset adjustment it contains any stub table that has changed.
+ * layout.cc (Layout::clean_up_after_relaxation): Adjust section
+ offsets in an output section if necessary.
+ * output.cc (Output_section::Output_section): Initialize
+ section_offsets_need_adjustments_.
+ (Output_section::add_input_section_for_script): Renamed to
+ Output_section::add_simple_input_section.
+ (Output_section::save_states): Add a comment.
+ (Output_section::discard_states): New method defintion.
+ (Output_section::adjust_section_offsets): Same.
+ * output.h (Output_section::add_input_section_for_script): Renamed to
+ Output_section::add_simple_input_section.
+ (Output_section::discard_states): New method declaration.
+ (Output_section::adjust_section_offsets): Same.
+ (Output_section::section_offsets_need_adjustment,
+ Output_section::set_section_offsets_need_adjustment): New method
+ definitions.
+ (Output_section::section_offsets_need_adjustment_): New data member.
+ * script-sections.cc
+ (Output_section_element_input::set_section_address): Adjust code for
+ renaming of Output_section::add_input_section_for_script.
+ (Orphan_output_section::set_section_address): Same.
+
+2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
+ Fix_v4bx enum values .
+ * gold/options.h (General_options): New option definitions.
+ (General_options::fix_v4bx): New method.
+ (General_options::Fix_v4bx): New enum.
+ * gold/options.cc (General_options::parse_fix_v4bx): New method.
+ (General_options::parse_fix_v4bx_interworking): New method.
+
+2010-01-22 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_fixup): New class.
+
+2010-01-21 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
+ classes.
+ (Arm_exidx_section_offset_map): New type.
+
+2010-01-21 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_input_section): New class.
+ (Arm_relobj::exidx_input_section_by_link,
+ Arm_relobj::exidx_input_section_by_shndx,
+ Arm_relobj::make_exidx_input_section): New methods.
+ (read_arm_attributes_section): Remove.
+ (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
+ information about them.
+ (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
+ to here.
+
+2010-01-20 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Target_arm::Arm_input_section_map): Change key type from
+ Input_section_specifier to Section_id.
+ (Target_arm::new_arm_input_section: Adjust code for change of key
+ type.
+ (Target_arm::find_arm_input_section): Ditto.
+ * gc.h (object.h): Include for Section_id nand Section_id_hash.
+ (Section_id): Remove.
+ (Garbage_collection::Section_id_hash): Remove.
+ * icf.h (object.h): Include for Section_id nand Section_id_hash.
+ (Section_id): Remove.
+ (Icf::Section_id_hash): Remove.
+ * object.h (Section_id, Const_section_id, Section_id_hash,
+ Const_section_id_hash): New type definitions.
+ * output.cc (Output_section::add_relaxed_input_section): Change to
+ use Const_section_id instead of Input_section_specifier as key type.
+ (Output_section::add_merge_input_section): Ditto.
+ (Output_section::build_relaxation_map): Change to use Section_id
+ instead of Input_section_specifier as key type.
+ (Output_section::convert_input_sections_in_list_to_relaxed_sections):
+ Ditto.
+ (Output_section::convert_input_sections_to_relaxed_sections): Change
+ to use Const_section_id instead of Input_section_specifier as key type.
+ (Output_section::find_merge_section): Ditto.
+ (Output_section::find_relaxed_input_section): Ditto.
+ * output.h (Input_section_specifier): Remove class.
+ (Output_section::Output_section_data_by_input_section_map): Change
+ key type to Const_section_id.
+ (Output_section::Output_relaxed_input_section_by_input_section_map):
+ Ditto.
+ (Output_section::Relaxation_map): Change key type to Section_id.
+
+2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * gold/arm.cc: Added support for R_ARM_V4BX relocation
+ (class Arm_v4bx_stub): New class.
+ (DEF_STUBS): Updated definition to support v4_veneer_bx.
+ (Stub_factory::make_arm_v4bx_stub): New method.
+ (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
+ (Stub_table::empty): Handle v4bx stubs.
+ (Stub_table::add_arm_v4bx_stub): New method.
+ (Stub_table::find_arm_v4bx_stub): New method.
+ (Arm_relocate_functions::v4bx): New method.
+ (Target_arm::fix_v4bx): New method.
+ (Target_arm::Target_arm): Handle R_ARM_V4BX.
+ (Stub_table::relocate_stubs): Likewise.
+ (Stub_table::do_write): Likewise.
+ (Stub_table::update_data_size_and_addralign): Likewise.
+ (Stub_table::finalize_stubs): Likewise.
+ (Target_arm::Scan::local): Likewise.
+ (Target_arm::Scan::global): Likewise.
+ (Target_arm::do_finalize_sections): Likewise.
+ (Target_arm::Relocate::relocate): Likewise.
+ (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
+ Likewise.
+ (Target_arm::scan_reloc_for_stub): Likewise.
+ (Target_arm::scan_reloc_section_for_stubs): Likewise.
+
+2010-01-19 Ian Lance Taylor <iant@google.com>
+
+ * output.cc (Output_section_headers::do_sized_write): Write large
+ segment count to sh_info field.
+ (Output_file_header::do_sized_write): For large segment count,
+ write PN_XNUM to e_phnum field.
+
2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::thm_jump6): New function.
projects / deliverable / binutils-gdb.git / blobdiff