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* 2010-02-24 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-253-6/+12
| | | | | | | * arm.cc (Target_arm::got_section): Make the .got section the first non RELRO section in the data segment. * testsuite/script_test_5.sh: Fix match patterns to avoid matching suffixes of section names.
* 2010-02-24 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-244-2/+40
| | | | | | | | | | * arm.cc (Target_arm::do_finalize_sections): Skip processor specific flags and attributes merging if an input file is a binary file. * fileread.cc (Input_file::open): Record format of original file. * fileread.h (Input_file::Format): New enum type. (Input_file::Input_file): Initialize data member format_. (Input_file::format): New method definition. (Input_file::format_):: New data member.
* 2010-02-24 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-243-49/+447
| | | | | | | | | | | | | | | | | | | | * arm.cc (Arm_output_data_got): New class. (ARM_TCB_SIZE): New constant (Target_arm): Use Arm_output_data_got instead of Output_data_got. (Arm_output_section::fix_exidx_coverage): Add a parameter for layout. If user uses a script with a SECTIONS clause, issue only a warning for a misplaced EXIDX input section. Otherwise, issue an error. (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing garbage collection. (Target_arm::got_mode_index_entry): Handle static linking. (Target_arm::Scan::local): Ditto. (Target_arm::Scan::global): Ditto. (Target_arm::Relocate::relocate_tls): Handle static linking. Fix all incorrectly implemented relocations. (Target_arm::fix_exidx_coverage): Pass layout to Arm_output_section::fix_exidx_coverage. * layout.cc (Layout::section_name_mapping): Remove trailing dots from ".ARM.exidx." and ".ARM.extab.".
* * arm.cc (Target_arm::do_finalize_sections): Create attributeIan Lance Taylor2010-02-233-1/+13
| | | | | | section if it does not already exist. * attributes.cc (Attributes_section_data::Attributes_section_data): Don't crash if size is zero.
* * gold.cc (queue_middle_tasks): If no input files were opened,Ian Lance Taylor2010-02-233-1/+18
| | | | | | exit. * workqueue.h (Task_function::Task_function): Assert that there is a blocker.
* 2010-02-22 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-223-2/+18
| | | | | | | * gold-threads.h (Once::~Once): Explicitly define virtual destructor. * icf.cc (get_section_contents): Cast snprintf arguments to long long types to avoid warnings due to different uint64_t implementations on different hosts.
* 2010-02-21 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-2212-17/+543
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in handling of the maximum backward branch offset. (Arm_relocate_functions::thumb_branch_common): Ditto. * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh. (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout, thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout. (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o, arm_bl_out_of_range.stdout, arm_bl_out_of_range, arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range, thumb_bl_in_range.o, thumb_bl_out_of_range.stdout, thumb_bl_out_of_range thumb_bl_out_of_range.o, thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): New rules. (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range, thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and thumb2_bl_out_of_range * testsuite/Makefile.in: Regenerate. * testsuite/arm_bl_in_range.s: New file. * testsuite/arm_bl_out_of_range.s: Ditto. * testsuite/arm_branch_in_range.sh: Ditto. * testsuite/arm_branch_range.t: Ditto. * testsuite/thumb2_branch_range.t: Ditto. * testsuite/thumb_bl_in_range.s: Ditto. * testsuite/thumb_bl_out_of_range.s: Ditto. * testsuite/thumb_branch_range.t: Ditto.
* 2010-02-20 Sriraman Tallam <tmsriram@google.com>Sriraman Tallam2010-02-214-55/+74
| | | | | | | | | | | | | | | | | * gc.h (gc_process_relocs): Change vectors to point to the new list. Add reloc offset information. * icf.cc (get_section_contents): Change iterators to point to the new vectors. Add reloc offset information to the contents. * icf.h (Icf::Sections_reachable_info): New typedef. (Icf::Sections_reachable_list): New typedef. (Icf::Offset_info): New typedef. (Icf::Reloc_info): New struct typedef. (Icf::Reloc_info_list): New typedef. (Icf::symbol_reloc_list): Delete method. (Icf::addend_reloc_list): Delete method. (Icf::section_reloc_list): Delete method. (Icf::reloc_info_list): New method. (Icf::reloc_info_list_): New member.
* 2010-02-18 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-193-12/+448
| | | | | | | | | | | | | | | | | | | * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32, R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented. * arm.cc (Arm_relocation_functions): New forward declaration. (Target_arm::Target_arm): Initialize new data members got_mod_index_offset_ and tls_base_symbol_defined_. (Target_arm::Relocate::relocate_tls): New method. (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol, Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section): New methods. (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET, GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC. (Target_arm::got_mod_index_offset_, Target_arm::tls_base_symbol_defined_): New data members. (Target_arm::Scan::local, Target::Scan::global, Target_arm::Relocate::relocate): Handle 32-bit initial TLS relocations.
* 2010-02-18 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-192-43/+227
| | | | | | | | | | | | | | | | | * 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>Sriraman Tallam2010-02-1317-24/+556
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * output.h (Output_reloc<SHT_REL>::Output_reloc): AddDavid S. Miller2010-02-134-80/+258
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 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>Doug Kwan2010-02-127-143/+361
| | | | | | | | | | | | | | | | | | * 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.
* * gold.cc (queue_middle_gc_tasks): Use a separate blocker for eachIan Lance Taylor2010-02-126-74/+123
| | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * gold-threads.h (class Once): Define.Ian Lance Taylor2010-02-1213-139/+460
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (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.
* * dirsearch.cc (Dirsearch::initialize): Add all blockers beforeIan Lance Taylor2010-02-115-41/+56
| | | | | | | | | 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.
* Fix comment.Ian Lance Taylor2010-02-111-3/+3
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* Update copyright notice.Ian Lance Taylor2010-02-111-1/+1
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* Forgot to commit.Ian Lance Taylor2010-02-111-0/+7
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* * i386.cc (Relocate::relocate_tls): A local symbol is final if notIan Lance Taylor2010-02-104-8/+34
| | | | | | | | 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.Ian Lance Taylor2010-02-103-2/+53
| | | | | | (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.
* * output.h (Output_data_dynamic::add_section_size): New methodDavid S. Miller2010-02-0910-10/+69
| | | | | | | | | | | | | | | | | | | | | | | | 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.
* * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other thanDavid S. Miller2010-02-092-35/+38
| | | | | R_SPARC_RELATIVE using ->add_local_relative(). (Target_sparc::Scan::global): Likewise for ->add_global_relative().
* 2010-02-08 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-092-5/+43
| | | | | | | | | | * 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.
* * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*David S. Miller2010-02-092-0/+19
| | | | | | just like R_SPARC_GOT{10,13,22}. (Target_sparc::Scan::local): Likewise. (Target_sparc::Relocate:relocate): Likewise.
* gold/David S. Miller2010-02-092-6/+37
| | | | | | | | 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.
* * configure.ac: Rewrite targetobjs duplicate removal code to useIan Lance Taylor2010-02-063-2/+22
| | | | | only shell constructs. * configure: Rebuild.
* 2010-02-05 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-062-28/+61
| | | | | | | 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>Doug Kwan2010-02-055-6/+21
| | | | | | | | | 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>Doug Kwan2010-02-045-527/+244
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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().
* 2010-02-03 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-032-17/+23
| | | | | * arm.cc (Target_arm::relocate_section): Do view adjustment for all types of relaxed input section.
* 2010-02-02 Doug Kwan <dougkwan@google.com>Doug Kwan2010-02-0310-28/+920
| | | | | | | | | | | | | | | | | | | | | | * 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>Doug Kwan2010-02-022-1/+37
| | | | | | | | | | | * 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>Doug Kwan2010-01-302-3/+146
| | | | | | | | | | | | * 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>Doug Kwan2010-01-302-22/+7
| | | | | * 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>Doug Kwan2010-01-292-148/+26
| | | | | | | | | | | | | | * 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>Doug Kwan2010-01-293-6/+169
| | | | | | | | | | | | | | | | | * 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.
* * arm.cc: Added support for the ARM relocations:Ian Lance Taylor2010-01-292-34/+147
| | | | | | | | | | | | | | | | | | | | 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.
* * arm.cc: Added support for ARM group relocations.Ian Lance Taylor2010-01-272-78/+598
| | | | | | | | | | | | | | | | (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>Doug Kwan2010-01-263-24/+325
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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>Doug Kwan2010-01-252-1/+8
| | | | | * 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>Doug Kwan2010-01-236-14/+129
| | | | | | | | | | | | | | | | | | | | | | | | | | * 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>Doug Kwan2010-01-224-11/+64
| | | | | | | | | | * 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>Doug Kwan2010-01-222-0/+225
| | | | * arm.cc (Arm_exidx_fixup): New class.
* 2010-01-21 Doug Kwan <dougkwan@google.com>Doug Kwan2010-01-222-0/+272
| | | | | | | | | | | | elfcpp/ChangeLog: * arm.h (EXIDX_CANTUNWIND): New enum. gold/ChangeLog: * 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>Doug Kwan2010-01-222-29/+187
| | | | | | | | | | | | * 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>Doug Kwan2010-01-207-113/+95
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * gold/arm.cc: Added support for R_ARM_V4BX relocationIan Lance Taylor2010-01-202-6/+296
| | | | | | | | | | | | | | | | | | | | | | | | | (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.
* elfcpp/:Ian Lance Taylor2010-01-192-3/+15
| | | | | | | | | * elfcpp.h (PN_XNUM): Define. gold/: * 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.
* * arm.cc (Arm_relocate_functions::thm_jump6): New function.Ian Lance Taylor2010-01-152-0/+99
| | | | | | | | | | | (Arm_relocate_functions::thm_jump8): New function. (Arm_relocate_functions::thm_jump11): New function. (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8, R_ARM_THM_JUMP11. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
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