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2013-10-11gold/Roland McGrath1-2/+2
* target.h (Target::adjust_elf_header, Target::do_adjust_elf_header): Remove const from declaration. * target.cc (Sized_target::do_adjust_elf_header): Update definition. * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise. * output.h (Output_file_header): Remove const from member target_ and corresponding constructor argument. * output.cc (Output_file_header::Output_file_header): Update prototype. (Output_file_header::do_sized_write): Use this->target_ in place of parameters()->target().
2013-10-11gold/Roland McGrath1-3/+1
* i386.cc (Target_i386): Remove unused member dynbss_. * arm.cc (Target_arm): Likewise. * powerpc.cc (Target_powerpc): Likewise. * sparc.cc (Target_sparc): Likewise. * tilegx.cc (Target_tilegx): Likewise. * x86_64.cc (Target_x86_64): Likewise. * dwarf_reader.h (Dwarf_info_reader): Remove unused members type_signature_, type_offset_. * plugin.h (Plugin_hook): Remove unused member layout_. * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_, mapfile_. (Read_member): Remove unused members input_objects_, symtab_, mapfile_, layout_. (Check_library): Remove unused member symtab_. * archive.h (Lib_group): Remove unused member lib_. * archive.cc (Lib_group::Lib_group): Update initializer. * incremental.h (Incremental_binary): Remove unused member target_. (Incremental_script_entry): Removed unused member script_. * layout.h (Write_symbols_task): Remove unused member input_objects_. * icf.h (Icf): Remove unused member num_tracked_relocs.
2013-07-30 gold/Cary Coutant1-2/+4
* parameters.cc (Parameters::entry): Return target-specific entry symbol name. * target.h (Target::entry_symbol_name): New function. (Target_info::entry_symbol_name): New data member. * arm.cc (Target_arm::arm_info): Add entry_symbol_name. (Target_arm_nacl::arm_nacl_info): Likewise. * i386.cc (Target_i386::i386_info): Likewise. (Target_i386_nacl::i386_nacl_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info): Likewise. * sparc.cc (Target_sparc::sparc_info): Likewise. * tilegx.cc (Target_tilegx::tilegx_info): Likewise. * x86_64.cc: (Target_x86_64::x86_64_info) Likewise. (Target_x86_64_nacl::x86_64_nacl_info) Likewise. * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2013-04-27 * target-reloc.h (relocate_section): If the reloc offset is out ofIan Lance Taylor1-1/+5
range, pass VIEW as NULL to relocate.relocate. * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view. * i386.cc (Target_i386::Relocate::relocate): Likewise. * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise. * sparc.cc (Target_sparc::Relocate::relocate): Likewise. * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise. * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2012-11-01gold/Roland McGrath1-2/+3
* target.h (Sized_target::relocate_relocs): Use Elf_Off for offset_in_output_section parameter. (Sized_target::relocate_special_relocatable): Likewise. * arm.cc (Target_arm::relocate_relocs): Likewise. (Target_arm::relocate_special_relocatable): Likewise. * i386.cc (Target_i386::relocate_relocs): Likewise. * powerpc.cc (Target_powerpc::relocate_relocs): Likewise. * sparc.cc (Target_sparc::relocate_relocs): Likewise. * target-reloc.h (relocate_relocs): Likewise. * testsuite/testfile.cc (Target_test): Likewise. * tilegx.cc (Target_tilegx::relocate_relocs): Likewise. * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
2012-10-18 * target-reloc.h (class Default_comdat_behavior): New, package up..Alan Modra1-1/+1
(get_comdat_behaviour): ..this. (relocate_section): Add Relocate_comdat_behavior template arg, adjust code to suit. * arm.cc (Target_arm::relocate_section): Adjust to suit. (Target_arm::scan_reloc_section): Likewise. * i386.cc (Target_i386::relocate_section): Likewise. * sparc.cc (Target_sparc::relocate_section): Likewise. * tilegx.cc (Target_tilegx::relocate_section): Likewise. * x86_64.cc (Target_x86_64::relocate_section): Likewise. * powerpc.cc (class Relocate_comdat_behavior): New. (Target_powerpc::relocate_section): Don't zap opd relocs. Supply gold::relocate_section with new template arg.
2012-10-05 * i386.cc (Output_data_plt_i386::address_for_global,Alan Modra1-7/+8
address_for_local): Add plt offset to returned value. Adjust uses. * sparc.cc (Output_data_plt_sparc::address_for_global, address_for_local): Likewise. * tilegx.cc (Output_data_plt_tilegx::address_for_global, address_for_local): Likewise. * x86_64.cc (Output_data_plt_x86_64::address_for_global, address_for_local): Likewise. * target.h (Target::plt_address_for_global, plt_address_for_local): Update comment. * output.cc (Output_reloc::symbol_value): Don't add plt offset here. (Output_data_got::Got_entry::write): Nor here. * output.h: Comment fix.
2012-09-12 * target-reloc.h (scan_relocs): Call scan.local for relocsAlan Modra1-2/+7
against symbols in discarded sections. Pass is_discarded param. * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local): Add is_discarded param. * powerpc (Target_powerpc::Scan::local): Likewise. Use is_discarded to flag opd entry as discarded. Don't emit dyn relocs on such entries. (Target_powerpc::Scan::global): Similarly detect and handle such opd entries. (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with opd_ent_. Update all uses. (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions. (Target_powerpc::relocate_section): Zero out discarded opd entry relocs.
2012-09-10 * output.h (Output_data_got::add_global_tls, add_local_tls,Alan Modra1-2/+1
add_local_tls_pair): New functions. (Output_data_got::add_local_pair_with_rel): Remove second reloc param. Expand comment. (Output_data_got::Got_entry): Rename use_plt_offset_ to use_plt_or_tls_offset_, similarly for constructor param. (Output_data_got::Got_entry::write): Add got_index param. * output.cc (Output_data_got::add_global_tls, add_local_tls, add_local_tls_pair): New functions. (Output_data_got::Got_entry::write): Handle tls symbols with use_plt_or_tls_offset_ set specially. (Output_data_got::add_local_pair_with_rel): Only one reloc. (Output_data_got::do_write): Replace iterator with index, pass index to entry write function. * target.h (Target::tls_offset_for_local, tls_offset_for_global, do_tls_offset_for_local, do_tls_offset_for_global): New functions. * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel call. * i386.cc (Target_i386::Scan::local): Likewise. * sparc.cc (Target_sparc::Scan::local): Likewise. * x86_64.cc (Target_x86_64::Scan::local): Likewise. * powerpc.cc (Target_powerpc::do_tls_offset_for_local, do_tls_offset_for_global): New functions. (Target_powerpc::Scan::local): Correct TLS relocations and got entry values. (Target_powerpc::Scan::global): Don't emit unnecessary dynamic relocations on TLS GOT entries.
2012-09-05 * object.h (Sized_relobj_file::emit_relocs): Delete.Alan Modra1-16/+17
(Sized_relobj_file::emit_relocs_reltype): Delete. * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target relocate_relocs for --emit-relocs. (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete. * output.h: Update comment. (Output_segment::first_section): New function. (Output_segment::first_section_load_address): Use first_section. * output.cc (Output_segment::first_section): New function extracted.. (Output_segment::first_section_load_address): ..from here. Delete. * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs. * target.h (Sized_target::relocate_for_relocatable): Likewise. * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and adjust call to target.h function. * i386.cc (Target_i386): Likewise. * sparc.cc (Target_sparc): Likewise. * x86_64.cc (Target_x86_64): Likewise. * powerpc.cc (Target_powerpc): Likewise. (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure first tls section has section symbol for optimised local dynamic output relocs. (Target_powerpc::Relocate::relocate): Correct local dynamic value. (Target_powerpc::relocate_relocs): Adjust relocs emitted for optimised tls code. * testsuite/testfile.cc (Target_test::relocate_for_relocatable): Rename to relocate_relocs. Update error message.
2012-05-02 * configure.ac (ENABLE_GOLD): Consider *-*-nacl* targets ELF.Roland McGrath1-160/+166
* configure: Regenerate. gold/ * nacl.cc: New file. * nacl.h: New file. * Makefile.am (CCFILES, HFILES): Add them. * Makefile.in: Regenerate. * i386.cc (Output_data_plt_i386_nacl): New class. (Output_data_plt_i386_nacl_exec): New class. (Output_data_plt_i386_nacl_dyn): New class. (Target_i386_nacl): New class. (Target_selector_i386_nacl): New class. (target_selector_i386): Use it instead of Target_selector_i386. * x86_64.cc (Output_data_plt_x86_64_nacl): New class. (Target_x86_64_nacl): New class. (Target_selector_x86_64_nacl): New class. (target_selector_x86_64, target_selector_x32): Use it instead of Target_selector_x86_64. * arm.cc (Output_data_plt_arm_nacl): New class. (Target_arm_nacl): New class. (Target_selector_arm_nacl): New class. (target_selector_arm, target_selector_armbe): Use it instead of Target_selector_arm. * target-select.cc (select_target): Take new Input_file* and off_t arguments, pass them on to recognize method of selector. * object.cc (make_elf_sized_object): Update caller. * parameters.cc (parameters_force_valid_target): Likewise. * incremental.cc (make_sized_incremental_binary): Likewise. * target-select.h: Update decl. (Target_selector::recognize): Take new Input_file* argument, pass it on to do_recognize. (Target_selector::do_recognize): Take new Input_file* argument. * freebsd.h (Target_selector_freebsd::do_recognize): Likewise. * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise. * sparc.cc (Target_selector_sparc::do_recognize): Likewise. * testsuite/testfile.cc (Target_selector::do_recognize): Likewise. * target.h (Target::Target_info): New members isolate_execinstr and rosegment_gap. (Target::isolate_execinstr, Target::rosegment_gap): New methods. * arm.cc (Target_arm::arm_info): Update initializer. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info): Likewise. * sparc.cc (Target_sparc::sparc_info): Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. * testsuite/testfile.cc (Target_test::test_target_info): Likewise. * layout.cc (Layout::attach_allocated_section_to_segment): Take new const Target* argument. If target->isolate_execinstr(), act like --rosegment. (Layout::find_first_load_seg): Take new const Target* argument; if target->isolate_execinstr(), reject PF_X segments. (Layout::relaxation_loop_body): Update caller. (Layout::set_segment_offsets): If target->isolate_execinstr(), reset file offset to zero when we hit LOAD_SEG, and then do a second loop over the segments before LOAD_SEG to reassign offsets after addresses have been determined. Handle target->rosegment_gap(). (Layout::attach_section_to_segment): Take new const Target* argument; pass it to attach_allocated_section_to_segment. (Layout::make_output_section): Update caller. (Layout::attach_sections_to_segments): Take new const Target* argument; pass it to attach_section_to_segment. * gold.cc (queue_middle_tasks): Update caller. * layout.h (Layout): Update method decls with new arguments. * arm.cc (Target_arm::Target_arm): Take optional argument for the Target_info pointer to use. (Target_arm::do_make_data_plt): New virtual method. (Target_arm::make_data_plt): New method that calls it. (Target_arm::make_plt_entry): Use it. (Output_data_plt_arm::Output_data_plt_arm): Take additional argument for the section alignment. (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual method. (Output_data_plt_arm::first_plt_entry_offset): Call it. (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_arm::get_plt_entry_size): Call it. (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_arm::fill_plt_entry): New method that calls it. (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_arm::fill_first_plt_entry): New method that calls it. (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size method instead of sizeof(plt_entry). (Output_data_plt_arm::add_entry): Likewise. Use first_plt_entry_offset method instead of sizeof(first_plt_entry). (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather than static method. (Target_arm::plt_entry_size): Likewise. (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry): Move to ... (Output_data_plt_arm_standard): ... here, new class. (Output_data_plt_arm::do_write): Move guts of PLT filling to... (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ... (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here. * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64): Take additional argument for the PLT entry size. (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_x86_64::reserve_slot): Likewise. (Output_data_plt_x86_64::do_adjust_output_section): Likewise. (Output_data_plt_x86_64::add_entry): Likewise. (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise. (Output_data_plt_x86_64::address_for_global): Likewise. (Output_data_plt_x86_64::address_for_local): Likewise. (Output_data_plt_x86_64::set_final_data_size): Likewise. (Output_data_plt_x86_64::first_plt_entry_offset): Likewise. Make method non-static. (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_x86_64::get_plt_entry_size): Just call that. (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method. (Output_data_plt_x86_64::add_eh_frame): New method to call it. (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it. (Output_data_plt_x86_64::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_plt_entry): New method to call it. (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it. (Output_data_plt_x86_64::plt_entry_size) (Output_data_plt_x86_64::first_plt_entry) (Output_data_plt_x86_64::plt_entry) (Output_data_plt_x86_64::tlsdesc_plt_entry) (Output_data_plt_x86_64::plt_eh_frame_fde_size) (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ... (Output_data_plt_x86_64_standard): ... here, new class. (Target_x86_64::Target_x86_64): Take optional argument for the Target_info pointer to use. (Target_x86_64::do_make_data_plt): New virtual method. (Target_x86_64::make_data_plt): New method to call it. (Target_x86_64::init_got_plt_for_update): Use that. Call this->plt_->add_eh_frame method here. (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here. (Target_x86_64::first_plt_entry_offset): Call method on this->plt_ rather than static method. (Target_x86_64::plt_entry_size): Likewise. (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method rather than plt_entry_size variable. Move guts of PLT filling to... (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ... (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ... (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here. * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take additional argument for the section alignment. Don't do add_eh_frame_for_plt here. (Output_data_plt_i386::first_plt_entry_offset): Make the method non-static. Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_i386::get_plt_entry_size): Call it. (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method. (Output_data_plt_i386::add_eh_frame): New method to call it. (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_i386::fill_first_plt_entry): New method to call it. (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_i386::fill_plt_entry): New method to call it. (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size method instead of plt_entry_size. (Output_data_plt_i386::plt_entry_size) (Output_data_plt_i386::plt_eh_frame_fde_size) (Output_data_plt_i386::plt_eh_frame_fde): Move to ... (Output_data_plt_i386_standard): ... here, new class. (Output_data_plt_i386_exec): New class. (Output_data_plt_i386::exec_first_plt_entry): Move to ... (Output_data_plt_i386_exec::first_plt_entry): ... here. (Output_data_plt_i386::exec_plt_entry): Move to ... (Output_data_plt_i386_exec::plt_entry): ... here. (Output_data_plt_i386_dyn): New class. (Output_data_plt_i386::first_plt_entry): Move to ... (Output_data_plt_i386_dyn::first_plt_entry): ... here. (Output_data_plt_i386::dyn_plt_entry): Move to ... (Output_data_plt_i386_dyn::plt_entry): ... here. (Target_i386::Target_i386): Take optional argument for the Target_info pointer to use. (Target_i386::do_make_data_plt): New virtual method. (Target_i386::make_data_plt): New method to call it. (Target_i386::make_plt_section): Use that. Call this->plt_->add_eh_frame method here. (Output_data_plt_i386::add_entry): Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_i386::add_local_ifunc_entry): Likewise. (Output_data_plt_i386::address_for_local): Likewise. (Output_data_plt_i386::do_write): Likewise. Move guts of PLT filling to... (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ... (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ... (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ... (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here. Change-Id: Id24b95600489835ff5e860a39c147203d4380c2b
2012-04-24gold: Add linker relaxation of tail calls on sparc.David S. Miller1-0/+152
gold/ * sparc.cc (Target_sparc::Relocate::relax_call): New function. (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30 and R_SPARC_WPLT30.
2012-04-23gold: Maintain sparc ELF header bits properlyDavid S. Miller1-1/+112
gold/ * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_, and elf_flags_set_. (Target_sparc::Target_sparc): Initialize new fields. (Target_sparc::do_make_elf_object): New function. (Target_sparc::do_adjust_elf_header): New function.
2012-04-17gold: Add support for sparc GOTDATA optimizations in Gold.David S. Miller1-1/+102
gold/ * sparc.cc (Target_sparc::got_address): New function. (Sparc_relocate_functions::gdop_hix22): New function. (Sparc_relocate_functions::gdop_lox10): New function. (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA relocs. (Target_sparc::Scan::local): Likewise if the global symbol is not preemptible and is not IFUNC. (Target_sparc::Relocate::relocate): Perform GOTDATA code transformations for local and non-preemptible non-IFUNC global symbols.
2012-04-17gold: Add sparc IFUNC support to Gold.David S. Miller1-79/+515
elfcpp/ * sparc.h (R_SPARC_JMP_IREL): New relocation. gold/ * sparc.cc (class Target_sparc): Add rela_ifunc_. (Target_sparc::Target_sparc): Initialize new field. (Target_sparc::do_plt_section_for_global): New function. (Target_sparc::do_plt_section_for_local): New function. (Target_sparc::reloc_needs_plt_for_ifunc): New function. (Target_sparc::make_plt_section): New function, broken out of make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt". (Target_sparc::make_plt_entry): Call make_plt_section. (Target_sparc::make_local_ifunc_plt_entry): New function. (Target_sparc::rela_ifunc_section): New function. (Target_sparc::plt_section): Remove const. (Output_data_plt_sparc): Update declarations. Define Global_ifunc and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_, and ifunc_count_ fields. (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields. (Output_data_plt_sparc::add_entry): Handle IFUNC symbols. (Output_data_plt_sparc::add_local_ifunc_entry): New function. (Output_data_plt_sparc::rela_ifunc): New function. (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function. (Output_data_plt_sparc::has_ifunc_section): New function. (Output_data_plt_sparc::entry_count): Include ifunc_count_. (Output_data_plt_sparc::address_for_global): New function. (Output_data_plt_sparc::address_for_local): New function. (Output_data_plt_sparc::plt_index_to_offset): New function. (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset and entry_count. (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and entry_count. (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and R_SPARC_JMP_IREL to switch. (Target_sparc::Scan::check_non_pic): Likewise. (Target_sparc::Scan::local): Handle IFUNC symbols. (Target_sparc::Scan::local): Likewise. (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global and plt_address_for_local. (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs. Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2012-04-17gold: Allow use_plt_offset to be specified for global relocations.David S. Miller1-2/+2
gold/ * output.h (Output_reloc): Allow use_plt_offset for global relocs too. (class Output_data_reloc): Adjust calls to Output_reloc_type. (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset. * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for global relocs too. (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols. * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative calls. * sparc.cc (Target_sparc::Scan::global): Likewise. * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2012-04-12Support R_SPARC_WDISP10 and R_SPARC_H34.David S. Miller1-0/+48
include/ * elf/sparc.h (R_SPARC_WDISP10): New reloc. * opcode/sparc.h: Define '=' as generating R_SPARC_WDISP10. opcodes/ * sparc-dis.c (X_DISP10): Define. (print_insn_sparc): Handle '='. bfd/ * reloc.c (BFD_RELOC_SPARC_H34, BFD_RELOC_SPARC_SIZE32, BFD_RELOC_SPARC_SIZE64, BFD_RELOC_SPARC_WDISP10): New relocs. * libbfd.h: Regenerate. * bfd-in2.h: Likewise. * elfxx-sparc.c (sparc_elf_wdisp10_reloc): New function. (_bfd_sparc_elf_howto_table): Add entries for R_SPARC_H34, R_SPARC_SIZE32, R_SPARC_64, and R_SPARC_WDISP10. (_bfd_sparc_elf_reloc_type_lookup): Handle new relocs. (_bfd_sparc_elf_check_relocs): Likewise. (_bfd_sparc_elf_gc_sweep_hook): Likewise. (_bfd_sparc_elf_relocate_section): Likewise. gas/ * config/tc-sparc.c (sparc_ip): Handle '=', "%h34", "%l34", and BFD_RELOC_SPARC_H34. (md_apply_fix): Handle BFD_RELOC_SPARC_WDISP10 and BFD_RELOC_SPARC_H34. (tc_gen_reloc): Likewise. gas/testsuite/ * gas/sparc/reloc64.s: Add abs34 code model tests. * gas/sparc/reloc64.d: Update. elfcpp/ * sparc.h (R_SPARC_WDISP10): New relocation. gold/ * sparc.cc (Reloc::wdisp10): New relocation method. (Reloc::h34): Likewise. (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34. (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and R_SPARC_WDISP10. (Target_sparc::Scan::local): Likewise. (Target_sparc::Scan::global): Likewise. (Target_sparc::Relocate::relocate): Likewise.
2011-12-19 * object.h (Relobj::local_symbol_value): New function.Ian Lance Taylor1-28/+28
(Relobj::local_plt_offset): New function. (Relobj::local_has_got_offset): New function. (Relobj::local_got_offset): New function. (Relobj::set_local_got_offset): New function. (Relobj::do_local_symbol_value): New pure virtual function. (Relobj::do_local_plt_offset): Likewise. (Relobj::do_local_has_got_offset): Likewise. (Relobj::do_local_got_offset): Likewise. (Relobj::do_set_local_got_offset): Likewise. (Sized_relobj::do_local_has_got_offset): Rename from local_has_got_offset. (Sized_relobj::do_local_got_offset): Rename from local_got_offset. (Sized_relobj::do_set_local_got_offset): Rename from set_local_got_offset. (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. (Sized_relobj_file::do_local_symbol_value): New function. * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. * output.cc (Output_data_got::Got_entry::write): Change object to Relobj. Use local_symbol_value. (Output_data_got::add_global_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_with_rela): Remove. Change all callers to use add_global_with_rel. (Output_data_got::add_global_pair_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_pair_with_rela): Remove. Change all callers to use add_global_pair_with_rel. (Output_data_got::add_local): Change object to Relobj*. (Output_data_got::add_local_plt): Likewise. (Output_data_got::add_local_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_local_generic. (Output_data_got::add_local_with_rela): Remove. Change all callers to use all_local_with_rel. (Output_data_got::add_local_pair_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_output_section_generic. (Output_data_got::add_local_pair_with_rela): Remove. Change all callers to use add_local_pair_with_rel. (Output_data_got::reserve_local): Change object to Relobj*. * output.h: (class Output_data_reloc_generic): Add pure virtual declarations for add_global_generic, add_local_generic, add_output_section_generic. (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new functions for Output_data_reloc_generic. Update declarations for changes listed in output.cc. (class Output_data_got): Change template parameter to got_size. Don't define Rel_dyn or Rela_dyn. Update declarations per above. * incremental.h (Sized_relobj_incr::do_local_symbol_value): New function. (Sized_relobj_incr::do_local_plt_offset): New function. * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call add_global_generic.
2011-10-19Fix sparc TLS call relaxation when the delay slot sets up %o0.David S. Miller1-2/+15
bfd/ PR binutils/13301 * elfxx-sparc.c (sparc_elf_find_reloc_at_ofs): New function. (_bfd_sparc_elf_relocate_section): Always move the __tls_get_addr call delay slot instruction forward 4 bytes when performing relaxation. gold/ PR binutils/13301 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New member to track relocation locations that have moved during TLS reloc optimizations. (Target_sparc::Relocate::Relocate): Initialize to NULL. (Target_sparc::Relocate::relocate): Adjust view down by 4 bytes if it matches reloc_adjust_addr_. (Target_sparc::Relocate::relocate_tls): Always move the __tls_get_addr call delay slot instruction forward 4 bytes when performing relaxation. ld/testsuite/ * ld-sparc/tlssunbin32.dd: Update for TLS call relaxation fix for PR 13301. * ld-sparc/tlssunbin64.dd: Likewise. * ld-sparc/tlssunpic32.dd: Likewise. * ld-sparc/tlssunpic64.dd: Likewise.
2011-10-10 PR gold/13249Cary Coutant1-2/+2
* gold/output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag. (Output_reloc::symbol_value): Return PLT offset if flag is set. * gold/output.h (class Output_reloc): Add use_plt_offset flag. (Output_reloc::type_): Adjust size of bit field. (Output_reloc::use_plt_offset_): New bit field. (class Output_data_reloc): Adjust all calls to Output_reloc_type. (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset flag. Adjust all callers. * gold/x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when creating RELATIVE relocations.
2011-06-28 PR gold/12934Ian Lance Taylor1-1/+2
* 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 * target.h (Target::can_check_for_function_pointers): Rewrite.Ian Lance Taylor1-1/+3
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.
2011-05-24 * incremental-dump.cc (dump_incremental_inputs): Print dynamic relocCary Coutant1-61/+62
info; adjust display of GOT entries. * incremental.cc (Sized_incremental_binary::setup_readers): Allocate vector of input objects; remove file_status_. (Sized_incremental_binary::do_reserve_layout): Remove file_status_. (Sized_incremental_binary::do_process_got_plt): Adjust calls to got_plt reader; call target hooks to reserve GOT entries. (Output_section_incremental_inputs::set_final_data_size): Adjust size of input file info header and GOT info entry. (Output_section_incremental_inputs::write_info_blocks): Write dynamic relocation info. (Got_plt_view_info::got_descriptor): Remove. (Got_plt_view_info::sym_index): New data member. (Got_plt_view_info::input_index): New data member. (Local_got_offset_visitor::visit): Write input file index. (Global_got_offset_visitor::visit): Write 0 for input file index. (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor with sym_index and input_index. (Output_section_incremental_inputs::write_got_plt): Adjust size of incremental info GOT entry; replace got_descriptor with input_index. (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record map from input file index to object. (Sized_relobj_incr::do_layout): Replace direct data member reference with accessor function. (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class. * incremental.h (Incremental_input_entry_reader::get_symbol_offset): Adjust size of input file info header. (Incremental_input_entry_reader::get_first_dyn_reloc): New function. (Incremental_input_entry_reader::get_dyn_reloc_count): New function. (Incremental_input_entry_reader::get_input_section): Adjust size of input file info header. (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size of incremental info GOT entry. (Incremental_got_plt_reader::get_got_desc): Remove. (Incremental_got_plt_reader::get_got_symndx): New function. (Incremental_got_plt_reader::get_got_input_index): New function. (Sized_incremental_binary::Sized_incremental_binary): Remove file_status_; add input_objects_. (Sized_incremental_binary::~Sized_incremental_binary): Remove. (Sized_incremental_binary::set_file_is_unchanged): Remove. (Sized_incremental_binary::file_is_unchanged): Remove. (Sized_incremental_binary::set_input_object): New function. (Sized_incremental_binary::input_object): New function. (Sized_incremental_binary::file_status_): Remove. (Sized_incremental_binary::input_objects_): New data member. (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all references. (Sized_relobj_incr::invalid_address): Move to base class. (Sized_relobj_incr::is_output_section_offset_invalid): Move to base class. (Sized_relobj_incr::do_output_section_offset): Likewise. (Sized_relobj_incr::do_for_all_local_got_entries): Likewise. (Sized_relobj_incr::section_offsets_): Likewise. * object.cc (Sized_relobj::do_for_all_local_got_entries): New function. (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_. (Sized_relobj_file::layout_section): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::do_layout): Likewise. (Sized_relobj_file::do_layout_deferred_sections): Likewise. (Sized_relobj_file::do_for_all_local_got_entries): Move to base class. (Sized_relobj_file::compute_final_local_value): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::do_finalize_local_symbols): Likewise. * object.h (Relobj::Relobj): Initialize new data members. (Relobj::add_dyn_reloc): New function. (Relobj::first_dyn_reloc): New function. (Relobj::dyn_reloc_count): New function. (Relobj::first_dyn_reloc_): New data member. (Relobj::dyn_reloc_count_): New data member. (Sized_relobj): Rename Sized_relobj_base to this; adjust all references. (Sized_relobj::Address): New typedef. (Sized_relobj::invalid_address): Move here from child class. (Sized_relobj::Sized_relobj): Initialize new data members. (Sized_relobj::sized_relobj): New function. (Sized_relobj::is_output_section_offset_invalid): Move here from child class. (Sized_relobj::get_output_section_offset): Likewise. (Sized_relobj::local_has_got_offset): Likewise. (Sized_relobj::local_got_offset): Likewise. (Sized_relobj::set_local_got_offset): Likewise. (Sized_relobj::do_for_all_local_got_entries): Likewise. (Sized_relobj::clear_got_offsets): New function. (Sized_relobj::section_offsets): Move here from child class. (Sized_relobj::do_output_section_offset): Likewise. (Sized_relobj::do_set_section_offset): Likewise. (Sized_relobj::Local_got_offsets): Likewise. (Sized_relobj::local_got_offsets_): Likewise. (Sized_relobj::section_offsets_): Likewise. (Sized_relobj_file): Rename Sized_relobj to this; adjust all references. (Sized_relobj_file::is_output_section_offset_invalid): Move to base class. (Sized_relobj_file::sized_relobj): New function (Sized_relobj_file::local_has_got_offset): Move to base class. (Sized_relobj_file::local_got_offset): Likewise. (Sized_relobj_file::set_local_got_offset): Likewise. (Sized_relobj_file::get_output_section_offset): Likewise. (Sized_relobj_file::do_for_all_local_got_entries): Likewise. (Sized_relobj_file::do_output_section_offset): Likewise. (Sized_relobj_file::do_set_section_offset): Likewise. (Sized_relobj_file::Local_got_offsets): Likewise. (Sized_relobj_file::local_got_offsets_): Likewise. (Sized_relobj_file::section_offsets_): Likewise. * output.cc (Output_reloc::Output_reloc): Adjust type of relobj (all constructors). (set_needs_dynsym_index): Convert relobj to derived class pointer. (Output_reloc::get_symbol_index): Likewise. (Output_reloc::local_section_offset): Likewise. (Output_reloc::get_address): Likewise. (Output_reloc::symbol_value): Likewise. (Output_data_got::reserve_slot): Move to class definition. (Output_data_got::reserve_local): New function. (Output_data_got::reserve_slot_for_global): Remove. (Output_data_got::reserve_global): New function. * output.h (Output_reloc::Output_reloc): Adjust type of relobj (all constructors, two instantiations). (Output_reloc::get_relobj): New function (two instantiations). (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type. (Output_data_reloc_base::add): Convert relobj to derived class pointer. (Output_data_reloc::add_global): Adjust type of relobj. (Output_data_reloc::add_global_relative): Likewise. (Output_data_reloc::add_symbolless_global_addend): Likewise. (Output_data_reloc::add_local): Likewise. (Output_data_reloc::add_local_relative): Likewise. (Output_data_reloc::add_symbolless_local_addend): Likewise. (Output_data_reloc::add_local_section): Likewise. (Output_data_reloc::add_output_section): Likewise. (Output_data_reloc::add_absolute): Likewise. (Output_data_reloc::add_target_specific): Likewise. (Output_data_got::reserve_slot): Move definition here. (Output_data_got::reserve_local): New function. (Output_data_got::reserve_global): New function. * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::write_sections): Likewise. (Sized_relobj_file::do_relocate_sections): Likewise. * target.h (Sized_target::reserve_local_got_entry): New function. (Sized_target::reserve_global_got_entry): New function. * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function. (Target_x86_64::reserve_global_got_entry): New function. (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2010-12-14Fix typos in gold.Ralf Wildenhues1-1/+1
gold/: * dwarf_reader.cc: Remove outdated comment. * gold-threads.cc: Fix typo in error message. * archive.cc: Fix typos in comments. * archive.h: Likewise. * arm-reloc-property.cc: Likewise. * arm-reloc-property.h: Likewise. * arm-reloc.def: Likewise. * arm.cc: Likewise. * attributes.h: Likewise. * cref.cc: Likewise. * ehframe.cc: Likewise. * fileread.h: Likewise. * gold.h: Likewise. * i386.cc: Likewise. * icf.cc: Likewise. * incremental.h: Likewise. * int_encoding.cc: Likewise. * layout.h: Likewise. * main.cc: Likewise. * merge.h: Likewise. * object.cc: Likewise. * object.h: Likewise. * options.cc: Likewise. * readsyms.cc: Likewise. * reduced_debug_output.cc: Likewise. * reloc.cc: Likewise. * script-sections.cc: Likewise. * sparc.cc: Likewise. * symtab.h: Likewise. * target-reloc.h: Likewise. * target.cc: Likewise. * target.h: Likewise. * timer.cc: Likewise. * timer.h: Likewise. * x86_64.cc: Likewise.
2010-11-11gold/Richard Sandiford1-18/+119
* symtab.h (Symbol::NON_PIC_REF): Remove. (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags. (Symbol::FUNCTION_CALL): Renumber. Reword comment. (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF. (Symbol::use_plt_offset): Take a flags argument and pass it directly to needs_dynamic_reloc. Restrict check for undefined weak symbols to function calls. * arm.cc (Target_arm::Scan::get_reference_flags): New function. (Target_arm::Scan::global): Use it. (Target_arm::Scan::scan_reloc_for_stub): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocate::should_apply_static_reloc): Replace flags parameter with an r_type parameter. Use get_reference_flags to get the flags. (Target_arm::Relocate::relocate): Update accordingly. * i386.cc (Target_i386::Scan::get_reference_flags): New function. (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate): Likewise. (Target_i386::Relocate::should_apply_static_reloc): Replace flags parameter with an r_type parameter. Use get_reference_flags to get the flags. (Target_i386::Relocate::relocate): Update accordingly. * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function. (Target_powerpc::Scan::global): Use it. (Target_powerpc::Scan::scan_reloc_for_stub): Likewise. (Target_powerpc::Relocate::relocate): Likewise. * sparc.cc (Target_sparc::Scan::get_reference_flags): New function. (Target_sparc::Scan::global): Use it. (Target_sparc::Scan::scan_reloc_for_stub): Likewise. (Target_sparc::Relocate::relocate): Likewise. * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function. (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise.
2010-08-12elfcpp/ChangeLog:Cary Coutant1-2/+70
* elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_GOT_PLT. gold/ChangeLog: * arm.cc (Target_arm::got_size): Add const. (Target_arm::got_entry_count): New function. (Target_arm::plt_entry_count): New function. (Target_arm::first_plt_entry_offset): New function. (Target_arm::plt_entry_size): New function. (Output_data_plt_arm::entry_count): New function. (Output_data_plt_arm::first_plt_entry_offset): New function. (Output_data_plt_arm::get_plt_entry_size): New function. * i386.cc (Target_i386::got_size): Add const. (Target_i386::got_entry_count): New function. (Target_i386::plt_entry_count): New function. (Target_i386::first_plt_entry_offset): New function. (Target_i386::plt_entry_size): New function. (Output_data_plt_i386::entry_count): New function. (Output_data_plt_i386::first_plt_entry_offset): New function. (Output_data_plt_i386::get_plt_entry_size): New function. * incremental-dump.cc (dump_incremental_inputs): Adjust call to find_incremental_inputs_sections. Dump incremental_got_plt section. * incremental.cc: Include target.h. (Sized_incremental_binary::do_find_incremental_inputs_sections): Add parameter. Adjust all callers. Find incremental_got_plt section. (Incremental_inputs::create_data_sections): Create incremental_got_plt section. (Output_section_incremental_inputs::set_final_data_size): Calculate size of incremental_got_plt section. (Output_section_incremental_inputs::do_write): Write the incremental_got_plt section. (Got_plt_view_info): New struct. (Local_got_offset_visitor): New class. (Global_got_offset_visitor): New class. (Global_symbol_visitor_got_plt): New class. (Output_section_incremental_inputs::write_got_plt): New function. * incremental.h (Incremental_binary::find_incremental_inputs_sections): Add parameter. Adjust all callers. (Incremental_binary::do_find_incremental_inputs_sections): Likewise. (Incremental_inputs::got_plt_section): New function. (Incremental_inputs::got_plt_section_): New data member. (Incremental_got_plt_reader): New class. * layout.cc (Layout::create_incremental_info_sections): Add the incremental_got_plt section. * object.h (Got_offset_list::get_list): New function. (Got offset_list::for_all_got_offsets): New function. (Sized_relobj::local_got_offset_list): New function. * powerpc.cc (Target_powerpc::got_size): Add const. (Target_powerpc::got_entry_count): New function. (Target_powerpc::plt_entry_count): New function. (Target_powerpc::first_plt_entry_offset): New function. (Target_powerpc::plt_entry_size): New function. (Output_data_plt_powerpc::entry_count): New function. (Output_data_plt_powerpc::first_plt_entry_offset): New function. (Output_data_plt_powerpc::get_plt_entry_size): New function. * sparc.cc (Target_sparc::got_size): Add const. (Target_sparc::got_entry_count): New function. (Target_sparc::plt_entry_count): New function. (Target_sparc::first_plt_entry_offset): New function. (Target_sparc::plt_entry_size): New function. (Output_data_plt_sparc::entry_count): New function. (Output_data_plt_sparc::first_plt_entry_offset): New function. (Output_data_plt_sparc::get_plt_entry_size): New function. * symtab.h (Symbol::got_offset_list): New function. (Symbol_table::for_all_symbols): New function. * target.h (Sized_target::got_entry_count): New function. (Sized_target::plt_entry_count): New function. (Sized_target::plt_entry_size): New function. * x86_64.cc (Target_x86_64::got_size): Add const. (Target_x86_64::got_entry_count): New function. (Target_x86_64::plt_entry_count): New function. (Target_x86_64::first_plt_entry_offset): New function. (Target_x86_64::plt_entry_size): New function. (Output_data_plt_x86_64::entry_count): New function. (Output_data_plt_x86_64::first_plt_entry_offset): New function. (Output_data_plt_x86_64::get_plt_entry_size): New function.
2010-08-032010-08-03 Ian Lance Taylor <iant@google.com>Ian Lance Taylor1-6/+6
PR 11805 * layout.h (enum Output_section_order): Define. (class Layout): Update declarations. * layout.cc (Layout::get_output_section): Add order parameter. Remove is_interp, is_dynamic_linker_section, 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. Set order. (Layout::default_section_order): New function. (Layout::layout_eh_frame): Call add_output_section_to_nonload. * output.cc (Output_section::Output_section): Initialize order_. Don't initialize deleted fields. (Output_segment::Output_segment): Don't initialize deleted fields. (Output_segment::add_output_section_to_load): New function replacing add_output_section. Change all callers to call this or add_output_section_to_nonload. (Output_segment::add_output_section_to_nonload): New function. (Output_segment::remove_output_section): Rewrite. (Output_segment::add_initial_output_data): Likewise. (Output_segment::has_any_data_sections): Likewise. (Output_segment::is_first_section_relro): Likewise. (Output_segment::maximum_alignment): Likewise. (Output_segment::has_dynamic_reloc): New function replacing dynamic_reloc_count. Change all callers. (Output_segment::has_dynamic_reloc_list): New function replacing dynamic_reloc_count_list. Change all callers. (Output_segment::set_section_addresses): Rewrite. (Output_segment::set_offset): Rewrite. (Output_segment::find_first_and_last_list): Remove. (Output_segment::set_tls_offsets): Rewrite. (Output_segment::first_section_load_address): Likewise. (Output_segment::output_section_count): Likewise. (Output_segment::section_with_lowest_load_address): Likewise. (Output_segment::write_section_headers): Likewise. (Output_segment::print_sections_to_map): Likewise. * output.h (class Output_data): Remove dynamic_reloc_count_ field. Add has_dynamic_reloc_ field. Make bools into bitfields. (Output_data::add_dynamic_reloc): Rewrite. (Output_data::has_dynamic_reloc): New function. (Output_data::dynamic_reloc_count): Remove. (class Output_section): Add order_ field. Remvoe is_relro_local_, is_last_relro_, is_first_non_relro_, is_interp_, is_dynamic_linker_section_ fields. Add order and set_order functions. Remove is_relro_local, set_is_relro_local, is_last_relro, set_is_last_relro, is_first_non_relro, set_is_first_non_relro functions, is_interp, set_is_interp, is_dynamic_linker_section, and set_is_dynamic_linker_section functions. (class Output_segment): Change Output_data_list from std::list to std:;vector. Add output_lists_ field. Remove output_data_ and output_bss_ fields. Update declarations.
2010-08-02 * arm.cc (Target_arm::gc_process_relocs): Use typename.Ian Lance Taylor1-1/+1
* powerpc.cc (Target_powerpc::gc_process_relocs): Likewise. * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2010-07-29 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add templateSriraman Tallam1-1/+2
paramter to the call to gold::gc_process_relocs. * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template paramter to the call to gold::gc_process_relocs. * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template parameter to the call to gold::gc_process_relocs. * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add template parameter to the call to gold::gc_process_relocs. * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template paramter to the call to gold::gc_process_relocs. * gc.h (get_embedded_addend_size): New function. (gc_process_relocs): Save the size of the reloc for use by ICF. * icf.cc (get_section_contents): Get the addend from the text section for SHT_REL relocation sections. * icf.h (Icf::Reloc_addend_size_info): New typedef. (Icf::Reloc_info): Add new member reloc_addend_size_info. * int_encoding.h (read_from_pointer): New overloaded function. * testsuite/Makefile.am (icf_sht_rel_addend_test): New test. * testsuite/icf_sht_rel_addend_test.sh: New file. * testsuite/icf_sht_rel_addend_test_1.cc: New file. * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2010-07-13 * output.h (Output_section_lookup_maps::add_merge_section):Ian Lance Taylor1-8/+4
Correct check of whether value was inserted. (Output_section_lookup_maps::add_merge_input_section): Likewise. (Output_section_lookup_maps::add_relaxed_input_section): Likewise. * arm.cc (Target_arm::got_section): Remove used local os. * i386.cc (Target_i386::got_section): Likewise. * x86_64.cc (Target_x86_64::got_section): Likewise. * sparc.cc (Target_sparc::got_section): Likewise. (Target_sparc::relocate): Remove unused local have_got_offset. * powerpc.cc (Target_powerpc::relocate): Likewise.
2010-03-10 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.David S. Miller1-0/+1
2010-02-132010-02-12 Sriraman Tallam <tmsriram@google.com>Sriraman Tallam1-0/+23
* 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.
2010-02-13 * output.h (Output_reloc<SHT_REL>::Output_reloc): AddDavid S. Miller1-30/+64
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.
2010-02-09 * output.h (Output_data_dynamic::add_section_size): New methodDavid S. Miller1-1/+6
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.
2010-02-09 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other thanDavid S. Miller1-35/+32
R_SPARC_RELATIVE using ->add_local_relative(). (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2010-02-09 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*David S. Miller1-0/+14
just like R_SPARC_GOT{10,13,22}. (Target_sparc::Scan::local): Likewise. (Target_sparc::Relocate:relocate): Likewise.
2010-02-09gold/David S. Miller1-6/+31
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.
2010-01-07 * output.h (class Output_data): Add const version ofIan Lance Taylor1-31/+5
output_section and do_output_section. (class Output_section_data): Add const version of do_output_section. (class Output_section): Likewise. * layout.cc (Layout::add_target_dynamic_tags): New function. * layout.h (class Layout): Update declarations. * arm.cc (Target_arm::do_finalize_sections): Use add_target_dynamic_tags. * i386.cc (Target_i386::do_finalize_sections): Likewise. * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2009-12-30 * layout.cc (Layout::Layout): Initialize increase_relro_.Ian Lance Taylor1-5/+7
(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.
2009-12-29 * symtab.h (class Symbol_table): Add enum Defined.Ian Lance Taylor1-0/+2
* 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.
2009-12-14 Revert -Wshadow changes, all changes from:Ian Lance Taylor1-66/+66
2009-12-11 Doug Kwan <dougkwan@google.com> 2009-12-11 Nick Clifton <nickc@redhat.com> * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2009-12-11Add -Wshadow to the gcc command line options used when compiling the binutils.Nick Clifton1-66/+66
Fix up all warnings generated by the addition of this switch.
2009-12-062009-12-05 Doug Kwan <dougkwan@google.com>Doug Kwan1-2/+6
elfcpp/ChangeLog: * arm.h: Define enums for Tag_CPU_arch EABI attribute. gold/ChangeLog: * arm.cc (Target_arm::arm_info): Initialize new fields attributes_section and attributes_vendor. * i386.cc (Target_i386::i386_info): Same. * object.cc (Sized_relobj::do_layout): Skip attribute section. * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new fields attributes_section and attributes_vendor. * sparc.cc (Target_sparc::sparc_info): Same. * target.h (Target::attributes_section, Target::attributes_vendor, Target::is_attributes_section, Target::attribute_arg_type, Target::attributes_order): New method definitions. (Target::Target_info::attributes_section, Target::Target_info::attributes_vendor): New fields. (Target::do_attribute_arg_type, Target::do_attributes_order): New virtual method definitions. * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields attributes_section and attributes_vendor. * testsuite/testfile.cc (Target_test::test_target_info): Same.
2009-12-032009-12-03 Doug Kwan <dougkwan@google.com>Doug Kwan1-2/+3
* arm.cc: Remove comment about missing .ARM.exidx section symbols. (Target_arm::do_finalize_sections): Add parameter for symbol table pointer. Add __exidx_start and __exidx_end symbols as appropriate. * i386.cc (Target_i386::do_finalize_sections): Add an additional parameter for symbol table pointer. * layout.cc (Layout::finalize): Call Target::finalize_sections with an additional parameter for a pointer to symbol table. * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional parameter for a symbol table pointer. * sparc.cc (Target_sparc::do_finalize_sections): Ditto. * target.h (Target::finalize_sections, Target::do_finalize_sections): Ditto. * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional parameter for a symbol table pointer.
2009-11-04 PR 10887Ian Lance Taylor1-2/+4
* arm.cc (Target_arm::do_finalize_sections): Don't add dynamic tags if data is discarded by linker script. * i386.cc (Target_i386::do_finalize_sections): Likewise. * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2009-11-04 * layout.cc (Layout::get_output_section): Add is_interp andIan Lance Taylor1-4/+4
is_dynamic_linker_section parameters. Change all callers. (Layout::choose_output_section): Likewise. (Layout::make_output_section): Likewise. (Layout::add_output_section_data): Add is_dynamic_linker_section parameter. Change all callers. * layout.h (class Layout): Update declarations. * output.h (class Output_section): Add is_interp, set_is_interp, is_dynamic_linker_section, set_is_dynamic_linker_section methods. Add is_interp_, is_dynamic_linker_section_ fields. Change generate_code_fills_at_write_ to a bitfield. * output.cc (Output_section::Output_sections): Initialize new fields. (Output_segment::add_output_section): Add do_sort parameter. Change all callers.
2009-10-302009-10-30 Doug Kwan <dougkwan@google.com>Doug Kwan1-2/+4
elfcpp/ChangeLog: * arm.h (EF_ARM_BE8, EF_ARM_EABIMASK, EF_ARM_EABI_UNKNOWN, EF_ARM_EABI_VER1, EF_ARM_EABI_VER2, EF_ARM_EABI_VER3, EF_ARM_EABI_VER4, EF_ARM_EABI_VER5): New enums for processor-specific flags. (arm_eabi_version): New inline function. * elfcpp.h: Add a comment about DT_ENCODING. gold/ChangeLog: * arm.cc (Arm_relobj::processor_specific_flags): New method definition. (Arm_relobj::do_read_symbols): New method declaration. (Arm_relobj::processor_specific_flags_): New data member declaration. (Arm_dynobj): New class definition. (Target_arm::do_finalize_sections): Add input_objects parameter. (Target_arm::do_adjust_elf_header): New method declaration. (Target_arm::are_eabi_versions_compatible, (Target_arm::merge_processor_specific_flags): New method declaration. (Target_arm::do_make_elf_object): New overloaded method definitions and declaration. (Arm_relobj::do_read_symbols): New method definition. (Arm_dynobj::do_read_symbols): Ditto. (Target_arm::do_finalize_sections): Add input_objects parameters. Merge processor-specific flags from all input objects. (Target_arm::are_eabi_versions_compatible, Target_arm::merge_processor_specific_flags, Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object): New method definitions. * i386.cc (Target_i386::do_finalize_sections): Add unnamed Input_objects pointer type parameter. * layout.cc (Layout::finalize): Pass input objects to target's. finalize_sections function. * output.cc (Output_file_header::do_sized_write): Set ELF file header's processor-specific flags. * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed Input_objects pointer type parameter. * sparc.cc (Target_sparc::do_finalize_sections): Same. * target.h (Input_objects): New forward class declaration. (Target::processor_specific_flags, Target::are_processor_specific_flags_sect): New method definitions. (Target::finalize_sections): Add input_objects parameter. (Target::Target): Initialize processor_specific_flags_ and are_processor_specific_flags_set_. (Target::do_finalize_sections): Add unnamed Input_objects pointer type parameter. (Target::set_processor_specific_flags): New method definition. (Target::processor_specific_flags_, Target::are_processor_specific_flags_set_): New data member declarations. * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed Input_objects pointer type parameter.
2009-10-29 * object.h (class Relobj): Drop options parameter fromIan Lance Taylor1-18/+5
gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs, do_scan_relocs, do_relocate. Change all callers. (class Sized_relobj): Drop options parameters from do_gc_process_relocs, do_scan_relocs, do_relocate, do_relocate_sections, relocate_sections, emit_relocs_scan, emit_relocs_scan_reltype. Change all callers. (struct Relocate_info): Remove options field and all references to it. * reloc.h (class Read_relocs): Remove options constructor parameter and options_ field. Change all callers. (class Gc_process_relocs, class Scan_relocs): Likewise. (class Relocate_task): Likewise. * target-reloc.h (scan_relocs): Remove options parameter. Change all callers. (scan_relocatable_relocs): Likewise. * target.h (class Sized_target): Remove options parameter from gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change all callers. * gc.h (gc_process_relocs): Remove options parameter. Change all callers. * arm.cc: Update functions to remove options parameters. * i386.cc: Likewise. * powerpc.cc: Likewise. * sparc.cc: Likewise. * x86_64.cc: Likewise. * testsuite/testfile.cc: Likewise.
2009-10-13 * symtab.h: Check for GOLD_SYMTAB_H before header includes. RemoveSriraman Tallam1-0/+1
includes to gc.h and icf.h. * arm.cc: Include gc.h. * gold.cc: Likewise. * i386.cc: Likewise. * powerpc.cc: Likewise. * sparc.cc: Likewise. * x86_64.cc: Likewise. * gc.h: Include icf.h.
2009-10-06 * options.h (class General_options): DefineIan Lance Taylor1-3/+6
split_stack_adjust_size parameter. * object.h (class Object): Add uses_split_stack_ and has_no_split_stack_ fields. Add uses_split_stack and has_no_split_stack accessor functions. Declare handle_split_stack_section. (class Reloc_symbol_changes): Define. (class Sized_relobj): Define Function_offsets. Declare split_stack_adjust, split_stack_adjust_reltype, and find_functions. * object.cc (Object::handle_split_stack_section): New function. (Sized_relobj::do_layout): Call handle_split_stack_section. * dynobj.cc (Sized_dynobj::do_layout): Call handle_split_stack_section. * reloc.cc (Sized_relobj::relocate_sections): Call split_stack_adjust for executable sections in split_stack objects. Pass reloc_map to relocate_section. (Sized_relobj::split_stack_adjust): New function. (Sized_relobj::split_stack_adjust_reltype): New function. (Sized_relobj::find_functions): New function. * target-reloc.h: Include "object.h". (relocate_section): Add reloc_symbol_changes parameter. Change all callers. * target.h (class Target): Add calls_non_split method. Declare do_calls_non_split virtual method. Declare match_view and set_view_to_nop. * target.cc: Include "elfcpp.h". (Target::do_calls_non_split): New function. (Target::match_view): New function. (Target::set_view_to_nop): New function. * gold.cc (queue_middle_tasks): Give an error if mixing split-stack and non-split-stack objects with -r. * i386.cc (Target_i386::relocate_section): Add reloc_symbol_changes parameter. (Target_i386::do_calls_non_split): New function. * x86_64.cc (Target_x86_64::relocate_section): Add reloc_symbol_changes parameter. (Target_x86_64::do_calls_non_split): New function. * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes parameter. * powerpc.cc (Target_powerpc::relocate_section): Add reloc_symbol_changes parameter. * sparc.cc (Target_sparc::relocate_section): Add reloc_symbol_changes parameter. * configure.ac: Call AM_CONDITIONAL for the default target. * configure: Rebuild. * testsuite/Makefile.am (TEST_AS): New variable. (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh. (check_DATA): Add split_i386 and split_x86_64 files. (SPLIT_DEFSYMS): Define. (split_i386_[1234n].o): New targets. (split_i386_[124]): New targets. (split_i386_[1234r].stdout): New targets. (split_x86_64_[1234n].o): New targets. (split_x86_64_[124]): New targets. (split_x86_64_[1234r].stdout): New targets. (MOSTLYCLEANFILES): Add new executables. * testsuite/split_i386.sh: New file. * testsuite/split_x86_64.sh: New file. * testsuite/split_i386_1.s: New file. * testsuite/split_i386_2.s: New file. * testsuite/split_i386_3.s: New file. * testsuite/split_i386_4.s: New file. * testsuite/split_i386_n.s: New file. * testsuite/split_x86_64_1.s: New file. * testsuite/split_x86_64_2.s: New file. * testsuite/split_x86_64_3.s: New file. * testsuite/split_x86_64_4.s: New file. * testsuite/split_x86_64_n.s: New file. * testsuite/testfile.cc (Target_test): Update relocation_section function. * testsuite/Makefile.in: Rebuild.
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