binutils-gdb

Commit Graph

Author	SHA1	Message	Date
Sriraman Tallam	c95e9f2791	2010-09-28 Sriraman Tallam <tmsriram@google.com> * target.h (Target::can_icf_inline_merge_sections): New virtual function. * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New virtual function. * i386.cc (Target_i386::can_icf_inline_merge_sections): New virtual function. * icf.cc (get_section_contents): Inline merge sections only when target allows it.	16 years ago
Cary Coutant	36171d64bf	* x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member. (Target_x86_64::Relocate::relocate_tls): Replace check for saw_tls_block_reloc_ with test for executable section.	16 years ago
Nick Clifton	ca09d69af1	* archive.cc: Formatting fixes: Remove whitespace between typename and following asterisk. Remove whitespace between function name and opening parenthesis. * archive.h: Likewise. * arm.cc: Likewise. * attributes.cc: Likewise. * attributes.h: Likewise. * common.cc: Likewise. * copy-relocs.cc: Likewise. * dirsearch.h: Likewise. * dynobj.cc: Likewise. * ehframe.cc: Likewise. * ehframe.h: Likewise. * expression.cc: Likewise. * fileread.cc: Likewise. * fileread.h: Likewise. * gc.h: Likewise. * gold-threads.cc: Likewise. * gold.cc: Likewise. * i386.cc: Likewise. * icf.h: Likewise. * incremental-dump.cc: Likewise. * incremental.cc: Likewise. * layout.cc: Likewise. * layout.h: Likewise. * main.cc: Likewise. * merge.cc: Likewise. * merge.h: Likewise. * object.cc: Likewise. * object.h: Likewise. * options.cc: Likewise. * options.h: Likewise. * output.cc: Likewise. * output.h: Likewise. * plugin.cc: Likewise. * plugin.h: Likewise. * powerpc.cc: Likewise. * reloc.cc: Likewise. * script-c.h: Likewise. * script-sections.cc: Likewise. * script.cc: Likewise. * stringpool.cc: Likewise. * symtab.cc: Likewise. * symtab.h: Likewise. * target.cc: Likewise. * timer.cc: Likewise. * timer.h: Likewise. * version.cc: Likewise. * x86_64.cc: Likewise.	16 years ago
Ian Lance Taylor	7223e9ca5a	PR 10893 * i386.cc (class Output_data_plt_i386): Update declarations. Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and local_ifuncs_ fields. (Target_i386::do_plt_section_for_global): New function. (Target_i386::do_plt_section_for_local): New function. (Output_data_plt_i386::Output_data_plt_i386): Add symtab parameter; change all callers. Initialize global_ifuncs_ and local_ifuncs_. If doing a static link define __rel_iplt_start and __rel_iplt_end. (Output_data_plt_i386::add_entry): Handle IFUNC symbols. (Output_data_plt_i386::add_local_ifunc_entry): New function. (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC symbols. (Target_i386::make_plt_section): New function, broken out of make_plt_entry. Set sh_info field of .rel.plt to point to .plt. (Target_i386::make_plt_entry): Call make_plt_section. (Target_i386::make_local_ifunc_plt_entry): New function. (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function. (Target_i386::Scan::local): Handle IFUNC symbols. Add R_386_IRELATIVE to switch. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate): Likewise. (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to switch. * x86_64.cc (class Output_data_plt_x86_64): Update declarations. (Target_x86_64::do_plt_section_for_global): New function. (Target_x86_64::do_plt_section_for_local): New function. (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab parameter; change all callers. If doing a static link define __rela_iplt_start and __rela_iplt_end. (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols. (Output_data_plt_x86_64::add_local_ifunc_entry): New function. (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt to point to .plt. (Target_x86_64::make_local_ifunc_plt_entry): New function. (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to switch. (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function. (Target_x86_64::Scan::local): Handle IFUNC symbols. Add R_X86_64_IRELATIVE to switch. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to switch. * target.h (class Target): Add plt_section_for_global and plt_section_for_local functions. Add do_plt_section_for_global and do_plt_section_for_local virtual functions. * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add clarifying comments. (Symbol::use_plt_offset): Handle IFUNC symbol. * object.cc (Sized_relobj::Sized_relobj): Initialize local_plt_offsets_. (Sized_relobj::local_has_plt_offset): New function. (Sized_relobj::local_plt_offset): New function. (Sized_relobj::set_local_plt_offset): New function. (Sized_relobj::do_count): Handle IFUNC symbol. * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take a bit away from input_shndx_ field. Add set_is_func_symbol and is_ifunc_symbol functions. (class Sized_relobj): Update declarations. Remove Tls_got_entry and Local_tls_got_offsets. Define Local_plt_offsets. Add local_plt_offsets_ field. (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_. * output.h (class Output_section_data): Add non-const output_section function. (class Output_data_got): Update declarations. (class Output_data_got::Got_entry): Add use_plt_offset_ field. Add use_plt_offset parameter to global and local constructors. Change all callers. Change local_sym_index_ field to 31 bits. Change GSYM_CODE and CONSTANT_CODE accordingly. * output.cc (Output_data_reloc_base::do_adjust_output_section): If doing a static link don't set sh_link field. (Output_data_got::Got_entry::write): Use PLT offset if appropriate. (Output_data_got::add_global_plt): New function. (Output_data_got::add_local_plt): New function. * target-reloc.h (relocate_section): Handle IFUNC symbol. * defstd.cc (in_section): Remove entries for __rel_iplt_start, __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end. * configure.ac: Set IFUNC automake conditional for glibc >= 2.11. * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within IFUNC conditional. * testsuite/ifunc-sel.h: New file. * testsuite/ifuncmain1.c: New file. * testsuite/ifuncmain1vis.c: New file. * testsuite/ifuncmod1.c: New file. * testsuite/ifuncdep2.c: New file. * testsuite/ifuncmain2.c: New file. * testsuite/ifuncmain3.c: New file. * testsuite/ifuncmod3.c: New file. * testsuite/ifuncmain4.c: New file. * testsuite/ifuncmain5.c: New file. * testsuite/ifuncmod5.c: New file. * testsuite/ifuncmain6pie.c: New file. * testsuite/ifuncmod6.c: New file. * testsuite/ifuncmain7.c: New file. * configure, testsuite/Makefile.in: Rebuild.	16 years ago
Cary Coutant	0e70b9111a	elfcpp/ChangeLog: * 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.	16 years ago
Ian Lance Taylor	6e5710cea9	elfcpp:/ * i386.h (R_386_IRELATIVE): Define. * powerpc.h (R_POWERPC_IRELATIVE): Define. (R_PPC_RELAX32, R_PPC_RELAX32PC): Don't define. (R_PPC_RELAX32_PLT, R_PPC_RELAX32PC_PLT): Don't define. * sparc.h (R_SPARC_IRELATIVE): Define. * x86_64.h (R_X86_64_IRELATIVE): Define. (R_X86_64_GNU_VTINHERIT): Rename from R_386_GNU_VTINHERIT. (R_X86_64_GNU_VTENTRY): Rename from R_386_GNU_VTENTRY. gold:/ * x86_64.cc (Target_x86_64::Scan::local): Use R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc): Likewise.	16 years ago
Ian Lance Taylor	22f0da72ea	2010-08-03 Ian Lance Taylor <iant@google.com> 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.	16 years ago
Ian Lance Taylor	a8df5856e2	* i386.cc (class Target_i386): Add got_tlsdesc_ field. (Target_i386::Target_i386):: Initialize got_tlsdesc_. (Target_i386::got_tlsdesc_section): New function. (Target_i386::got_section): Create space for GOT entries for TLSDESC relocations. (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized R_386_TLS_GOTDESC. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate_tls): Adjust GOT offset when using TLSDESC GOT. * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field. (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_. (Target_x86_64::got_tlsdesc_section): New function. (Target_x86_64::got_section): Create space for GOT entries for TLSDESC relocations. (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized R_386_TLS_GOTDESC. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when using TLSDESC GOT.	16 years ago
Sriraman Tallam	41cbeecc3c	* arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template 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.	16 years ago
Ian Lance Taylor	8274239589	* output.h (Output_section_lookup_maps::add_merge_section): 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.	16 years ago
Sriraman Tallam	ce97fa81e0	2010-04-18 Sriraman Tallam <tmsriram@google.com> * icf.cc (get_section_contents): Check for preemptible functions. Ignore addend when appropriate. * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for section folded. (add_from_relobj): Check for section folded. (set_dynsym_indexes): Fix call to should_add_dynsym_entry. * symtab.h (should_add_dynsym_entry): Add new parameter. * target-reloc.h (scan_relocs): Check for section folded. * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc): Check reloc types for function pointers in shared objects. * testsuite/Makefile.am (icf_virtual_function_folding_test): New test case. (icf_preemptible_functions_test): New test case. (icf_string_merge_test): New test case. * testsuite.Makefile.in: Regenerate. * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and bar_glob. Refactor code. * testsuite/icf_preemptible_functions_test.cc: New file. * testsuite/icf_preemptible_functions_test.sh: New file. * testsuite/icf_string_merge_test.cc: New file. * testsuite/icf_string_merge_test.sh: New file. * testsuite/icf_virtual_function_folding_test.cc: New file. * testsuite/icf_virtual_function_folding_test.sh: New file.	17 years ago
Sriraman Tallam	21bb3914d6	2010-02-12 Sriraman Tallam <tmsriram@google.com> * arm.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * i386.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. (Scan::possible_function_pointer_reloc): New function. (Target_x86_64::can_check_for_function_pointers): New function. * gc.h (gc_process_relocs): Scan relocation types to determine if function pointers were taken for targets that support it. * icf.cc (Icf::find_identical_sections): Include functions for folding in safe ICF whose pointer is not taken. * icf.h (Secn_fptr_taken_set): New typedef. (fptr_section_id_): New member. (section_has_function_pointers): New function. (set_section_has_function_pointers): New function. (check_section_for_function_pointers): New function. * options.h: Fix comment for safe ICF option. * target.h (can_check_for_function_pointers): New function. * testsuite/Makefile.am: Add icf_safe_so_test test case. Modify icf_safe_test for X86-64. * testsuite/Makefile.in: Regenerate. * testsuite/icf_safe_so_test.cc: New file. * testsuite/icf_safe_so_test.sh: New file. * testsuite/icf_safe_test.cc (kept_func_3): New function. (main): Change to take pointer to function kept_func_3. * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe folding is done correctly for X86-64.	17 years ago
Ian Lance Taylor	b3705d2a51	* i386.cc (Relocate::relocate_tls): A local symbol is final if not shared, not if not position independent. * x86_64.cc (Relocate::relocate_tls): Likewise. * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test. (tls_pie_pic_test): New target. * testsuite/Makefile.in: Rebuild.	17 years ago
David S. Miller	612a8d3dbf	* output.h (Output_data_dynamic::add_section_size): New method that takes two Output_data objects. (Output_data_dynamic::Dynamic_entry): Create storage for secondary entry param. Handle it in initializers. * output.cc (Output_data_dynamic::Dynamic_entry::write): For DYNAMIC_SECTION_SIZE, add in second object size if non-NULL. * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt arg. * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt, and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt * arm.cc (Target_arm::do_finalize_sections): Update to pass false for dynrel_includes_plt. * i386.cc (Target_i386::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output before .rela.plt (Target_sparc::do_finalize_sections): Update to pass true for dynrel_includes_plt. * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be output before .rela.plt (Target_powerpc::do_finalize_sections): Update to pass true for dynrel_includes_plt when 32-bit.	17 years ago
Ian Lance Taylor	e291e7b9c9	PR 10287 PR 11063 * i386.cc (class Target_i386): Change return type of plt_section to be non-const. (class Output_data_plt_i386): Add tls_desc_rel_ field. (Output_data_plt_i386::Output_data_plt_i386): Initialize tls_desc_rel_ field. (Output_data_plt_i386::rel_tls_desc): New function. (Target_i386::rel_tls_desc_section): New function. (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling. (Target_i386::Scan::global): For R_386_TLS_GOTDESC put R_386_TLS_DESC reloc in rel_tls_desc_section. * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field. Define struct Tlsdesc_info. (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_. (Target_x86_64::do_reloc_symbol_index): New function. (Target_x86_64::add_tlsdesc_info): New function. (class Output_data_plt_x86_64): Add tlsdesc_rel_ field. (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize tlsdesc_rel_ field. (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change all callers. (Output_data_plt_x86_64::rela_tlsdesc): New function. (Target_x86_64::rela_tlsdesc_section): New function. (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC handling. (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put (Target_x86_64::do_reloc_addend): New function. R_X86_64_TLSDESC reloc in rela_tlsdesc_section. * output.h (class Output_reloc) [SHT_REL]: Add new constructor declarations. Define TARGET_CODE. Add arg field to u1_ union. (Output_reloc::type): New function. (Output_reloc::is_local_section_symbol): Check for TARGET_CODE. (Output_reloc::is_target_specific): New function. (Output_reloc::target_arg): New function. (class Output_reloc) [SHT_RELA]: Add four new constructors for absolute relocs and target specific relocs. (class Output_data_reloc) [SHT_REL]: Add add_absolute and add_target_specific. (class Output_data_reloc) [SHT_RELA]: Likewise. * output.cc (Output_reloc::Output_reloc): Add four new versions for absolute relocs and target specific relocs. (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case. (Output_reloc::get_symbol_index): Likewise. (Output_reloc::local_section_offset): Check that local_sym_index_ is not TARGET_CODE or 0. (Output_reloc::symbol_value): Likewise. (Output_reloc::write) [SHT_RELA]: Call target for target specific reloc. * target.h (class Target): Add reloc_symbol_index and reloc_addend functions. Add do_reloc_symbol_index and do_reloc_addend virtual functions. * layout.cc (add_target_dynamic_tags): Use output section for DT_PLTRELSZ and DT_JMPREL.	17 years ago
Ian Lance Taylor	ea715a34a7	* output.h (class Output_data): Add const version of 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.	17 years ago
Ian Lance Taylor	e785ec03fb	PR 10450 * i386.cc (class Target_i386): Initialize global_offset_table_ in constructor. Add global_offset_table_ field. (Target_i386::got_section): Set global_offset_table_. (Target_i386::do_finalize_sections): Set global_offset_table_ size. * x86_64.cc (class Target_x86_64): Initialize global_offset_table_ in constructor. Add global_offset_table_ field. (Target_x86_64::got_section): Set global_offset_table_. (Target_x86_64::do_finalize_sections): Set global_offset_table_ size.	17 years ago
Ian Lance Taylor	1a2dff539b	* layout.cc (Layout::Layout): Initialize increase_relro_. (Layout::get_output_section): Add is_relro, is_last_relro, and is_first_non_relro parameters. Change all callers. (Layout::choose_output_section): Likewise. (Layout::add_output_section_data): Likewise. (Layout::make_output_section): Likewise. (Layout::set_segment_offsets): Clear increase_relro when using a linker script. * layout.h (class Layout): Add increase_relro method. Add increase_relro_ field. Update declarations. * output.cc (Output_section::Output_section): Initialize is_last_relro_ and is_first_non_relro_. (Output_segment::add_output_section): Group relro sections is do_sort is true. Handle is_last_relro and is_first_non_relro. (Output_segment::maximum_alignment): Remove relro handling. (Output_segment::set_section_addresses): Add increase_relro parameter. Change all callers. Add initial alignment to align relro sections on separate page. Remove old relro handling. (Output_segment::set_section_list_addresses): Remove in_relro parameter. Change all callers. (Output_segment::set_offset): Add increase parameter. Change all callers. Remove old relro handling. * output.h (class Output_section): Add new methods: is_last_relro, set_is_last_relro, is_first_non_relro, set_is_first_non_relro. Add is_last_relro_ and is_first_non_relro_ fields. * i386.cc (Target_i386::got_section): Don't call set_is_relro. Create separate .got.plt section. Call increase_relro. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/relro_script_test.t: Add .got.plt.	17 years ago
Ian Lance Taylor	99fff23b2e	* symtab.h (class Symbol_table): Add enum Defined. * resolve.cc (Symbol_table::should_override): Add defined parameter. Change all callers. Test whether object is NULL before calling a method on it. (Symbol_table::report_resolve_problem): Add defined parameter. Change all callers. (Symbol_table::should_override_with_special): Likewise. * symtab.cc (Symbol_table::define_in_output_data): Add defined parameter. Change all callers. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::define_in_output_segment): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::define_as_constant): Likewise. (Symbol_table::do_define_as_constant): Likewise. * script.h (class Symbol_assignment): Add is_defsym parameter to constructor; change all callers. * script.cc (Script_options::add_symbol_assignment): Add is_defsym parameter. Change all callers. Add is_defsym_ field. (class Parser_closure): Add parsing_defsym parameter to constructor; change all callers. Add parsing_defsym accessor function. Add parsing_defsym_ field.	17 years ago
Ian Lance Taylor	cbc999b90f	* x86_64.cc (Target_x86_64::do_calls_non_split): Recognize -fsplit-stack prologue when using %r11.	17 years ago
Ian Lance Taylor	2ea9794110	Revert -Wshadow changes, all changes from: 2009-12-11 Doug Kwan <dougkwan@google.com> 2009-12-11 Nick Clifton <nickc@redhat.com> * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.	17 years ago
Nick Clifton	91d6fa6a03	Add -Wshadow to the gcc command line options used when compiling the binutils. Fix up all warnings generated by the addition of this switch.	17 years ago
H.J. Lu	53d7974cd8	2009-12-07 H.J. Lu <hongjiu.lu@intel.com> PR gold/10893 * i386.cc (Target_i386::Scan::globa): Use is_func instead of checking elfcpp::STT_FUNC. (Target_i386::Relocate::relocate): Likewise. * x86_64.cc (Target_x86_64::Scan::global): Likewise. * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC symbols from shared libraries into normal FUNC symbols. * symtab.h (Symbol): Add is_func and use it.	17 years ago
Doug Kwan	05a352e6a7	2009-12-05 Doug Kwan <dougkwan@google.com> 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.	17 years ago
Doug Kwan	f59f41f3e6	2009-12-03 Doug Kwan <dougkwan@google.com> * 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.	17 years ago
Doug Kwan	ac33a407ac	2009-11-10 Doug Kwan <dougkwan@google.com> * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid a format warning. * incremental.cc (open_incremental_binary): Initialized local variables to avoid warnings. * object.cc (make_elf_object): Ditto. * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid a format warning.	17 years ago
Ian Lance Taylor	22b127cceb	PR 10887 * 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.	17 years ago
Ian Lance Taylor	f5c870d25d	* layout.cc (Layout::get_output_section): Add is_interp and 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.	17 years ago
Doug Kwan	d5b40221bc	2009-10-30 Doug Kwan <dougkwan@google.com> 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.	17 years ago
Ian Lance Taylor	ad0f2072a6	* object.h (class Relobj): Drop options parameter from 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.	17 years ago
Sriraman Tallam	f345227a0c	* symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove 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.	17 years ago
Ian Lance Taylor	364c7fa5c9	* options.h (class General_options): Define 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.	17 years ago
Doug Kwan	966d409744	2009-09-30 Doug Kwan <dougkwan@google.com> * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function symbol and call Symbol::may_need_copy_reloc to determine if a copy reloc is needed. * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z nocopyreloc is given in command line. (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not given in command line. * i386.cc (Target_i386::may_need_copy_reloc): Remove. (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_i386::may_need_copy_reloc. * options.h (copyreloc): New option with default value false. * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_powerpc::may_need_copy_reloc. * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_sparc::may_need_copy_reloc. * symtab.h (Symbol::may_need_copy_reloc): New method definition. * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_x86_64::may_need_copy_reloc.	17 years ago
Sriraman Tallam	2772106215	* empty log message *	17 years ago
Ian Lance Taylor	1caf2c519a	PR 10419 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.	17 years ago
Ian Lance Taylor	8a5e3e08a6	* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.	17 years ago
Ian Lance Taylor	b0481b0b2c	* x86_64.cc (do_adjust_output_section): Set entsize to plt_entry_size.	18 years ago
Cary Coutant	33aea2fd65	* powerpc.cc (Target_powerpc::check_non_pic): Assert that output is position independent. * sparc.cc (Target_sparc::check_non_pic): Likewise. * x86_64.cc (Target_x86_64::check_non_pic): Likewise.	18 years ago
Ian Lance Taylor	3695968186	2009-03-23 Ian Lance Taylor <iant@google.com> * freebsd.h: New file. * i386.cc: Include "freebsd.h". (Target_i386): Derive from Target_freebsd rather than Sized_target. (Target_selector_i386): Derive from Target_selector_freebsd rather than Target_selector. * x86_64.cc: Include "freebsd.h". (Target_x86_64): Derive from Target_freebsd rather than Sized_target. (Target_selector_x86_64): Derive from Target_selector_freebsd rather than Target_selector. * target.h (class Target): Add adjust_elf_header and do_adjust_elf_header. * output.cc (Output_file_header:: do_sized_write): Call target adjust_elf_header routine. * configure.tgt: Set targ_osabi. * configure.ac: Define GOLD_DEFAULT_OSABI. * parameters.cc (Parameters::default_target): Pass GOLD_DEFAULT_OSABI to select_target. * target-select.h (class Target_selector): Make instantiate_target protected rather than private. * Makefile.am (HFILES): Add freebsd.h. * configure, Makefile.in, config.in: Rebuild.	18 years ago
Ian Lance Taylor	031cdbed18	PR 9918 * target-reloc.h (relocate_section): Pass output_section to relocate. * i386.cc (Target_i386::should_apply_static_reloc): Add output_section parameter. Change all callers. (Target_i386::Relocate::relocate): Add output_section parameter. * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise. * sparc.cc (Target_sparc::Relocate::relocate): Likewise. * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise. * testsuite/two_file_shared.sh: New script. * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh. (check_DATA): Add two_file_shared.dbg. (two_file_shared.dbg): New target. * testsuite/Makefile.in: Rebuild.	18 years ago
Cary Coutant	5efc7cd2d6	* i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls to __tls_get_addr. * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise. * ChangeLog: Fixed typo in previous ChangeLog entry (version 1.9).	18 years ago
Sriraman Tallam	6d03d481a0	2009-01-20 Sriraman Tallam <tmsriram@google.com> * Makefile.am (CCFILES): Add gc.cc. (HFILES): Add gc.h. * Makefile.in: Regenerate. * gold.cc (Gc_runner): New class. (queue_initial_tasks): Call garbage collection related tasks when corresponding options are invoked. (queue_middle_gc_tasks): New function. (queue_middle_tasks): Reorder tasks to allow relocs to be read and processed early before laying out sections during garbage collection. * gold.h (queue_middle_gc_tasks): New function. (is_prefix_of): Move from "layout.cc". * i386.cc (Target_i386::gc_process_relocs): New function. * layout.cc (is_prefix_of): Remove. Move to "gold.h" * main.cc (main): Create object of class "Garbage_collection". * object.cc (Relobj::copy_symbols_data): New function. (Relobj::is_section_name_included): New function. (Sized_relobj::do_layout): Allow this function to be called twice during garbage collection and defer layout of section during the first call. * object.h (Relobj::get_symbols_data): New function. (Relobj::is_section_name_included): New function. (Relobj::copy_symbols_data): New function. (Relobj::set_symbols_data): New function. (Relobj::get_relocs_data): New function. (Relobj::set_relocs_data): New function. (Relobj::is_output_section_offset_invalid): New pure virtual function. (Relobj::gc_process_relocs): New function. (Relobj::do_gc_process_relocs): New pure virtual function. (Relobj::sd_): New data member. (Sized_relobj::is_output_section_offset_invalid): New function. (Sized_relobj::do_gc_process_relocs): New function. * options.h (General_options::gc_sections): Modify to not be a no-op. (General_options::print_gc_sections): New option. * plugin.cc (Plugin_finish::run): Remove function call to Plugin_manager::layout_deferred_objects. Move it to "gold.cc". * powerpc.cc (Target_powerpc::gc_process_relocs): New function. * reloc.cc (Read_relocs::run): Add task to process relocs and determine unreferenced sections when doing garbage collection. (Gc_process_relocs): New class. (Sized_relobj::do_gc_process_relocs): New function. (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for sections that are garbage collected. * reloc.h (Gc_process_relocs): New class. * sparc.cc (Target_sparc::gc_process_relocs): New function. * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for symbols whose corresponding sections are garbage collected. (Symbol_table::Symbol_table): Add new parameter for the garbage collection object. (Symbol_table::gc_mark_undef_symbols): New function. (Symbol_table::gc_mark_symbol_for_shlib): New function. (Symbol_table::gc_mark_dyn_syms): New function. (Symbol_table::resolve): Do not treat symbols seen in dynamic objects as garbage. (Symbol_table::add_from_object): Likewise. (Symbol_table::add_from_relobj): When building shared objects, do not treat externally visible symbols as garbage. (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol table information for static and relocatable links. * symtab.h (Symbol_table::set_gc): New function. (Symbol_table::gc): New function. (Symbol_table::gc_mark_undef_symbols): New function. (Symbol_table::gc_mark_symbol_for_shlib): New function. (Symbol_table::gc_mark_dyn_syms): New function. (Symbol_table::gc_): New data member. * target.h (Sized_target::gc_process_relocs): New pure virtual function. * x86_64.cc (Target_x86_64::gc_process_relocs): New function. * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.	18 years ago
Ian Lance Taylor	9c2d0ef98a	* target-reloc.h (relocate_section): Check whether a symbol is defined by the ABI before reporting an undefined symbol error. * target.h (Target::is_defined_by_abi): Make parameter const. (Target::do_is_defined_by_abi): Likewise. * i386.cc (Target_i386::do_is_defined_by_abi): Likewise. * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise. * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise. * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise. * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs. * testsuite/Makefile.in: Rebuild.	18 years ago
Alexandre Oliva	9fa33bee6a	* i386.cc (Target_i386::define_tls_base_symbol): Update comments. * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.	18 years ago
Alexandre Oliva	183fd0e3ed	* options.h (General_options::output_is_executable): New. (General_options::output_is_pie): New. * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START for shared libraries. * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.	18 years ago
Cary Coutant	d85c80a353	2008-08-14 Cary Coutant <ccoutant@google.com> * x86_64.cc (Target_x86_64::Relocate::relocat_tls): Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs. * testsuite/tls_test.cc (struct int128): 128-bit struct for testing TLS relocs with non-zero addend. (v12): New TLS variable. (t12): New test. (t_last): Add check for v12. * testsuite/tls_test.h (t12): New function. * testsuite/tls_test_main.cc (thread_routine): Call new test.	18 years ago
Ian Lance Taylor	de4c45bd54	* symtab.h (Symbol::use_plt_offset): New function. * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset. * powerpc.cc (Relocate::relocate): Likewise. * sparc.cc (Relocate::relocate): Likewise. * x86_64.cc (Relocate::relocate): Likewise. * testsuite/weak_plt.sh: New test. * testsuite/weak_plt_main.cc: New test. * testsuite/weak_plt_shared.cc: New test. * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh. (check_PROGRAMS): Add weak_plt. (check_DATA): Add weak_plt_shared.so. (weak_plt_main_pic.o, weak_plt): New targets. (weak_plt_shared_pic.o, weak_plt_shared.so): New targets. * testsuite/Makefile.in: Rebuild. * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon gcctestdir/ld. (weak_alias_test_2.so, weak_alias_test_4.so): Likewise. * testsuite/Makefile.in: Rebuild.	18 years ago
Ian Lance Taylor	ef9beddf72	Handle output sections with more than 0x7fffffff bytes. * object.h (class Relobj): Change map_to_output_ to output_sections_, and just keep a section pointer. Change all uses. Move comdat group support to Sized_relobj. (Relobj::is_section_specially_mapped): Remove. (Relobj::output_section): Remove poff parameter. Change all callers. (Relobj::output_section_offset): New function. (Relobj::set_section_offset): Rewrite. (Relobj::map_to_output): Remove. (Relobj::output_sections): New function. (Relobj::do_output_section_offset): New pure virtual function. (Relobj::do_set_section_offset): Likewise. (class Sized_relobj): Add section_offsets_ field. Add comdat group support from Relobj. Update declarations. (Sized_relobj::get_output_section_offset): New function. (Sized_relobj::do_output_section_offset): New function. (Sized_relobj::do_set_section_offset): New function. * object.cc (Relobj::output_section_address): Remove. (Sized_relobj::Sized_relobj): Initialize new fields. (Sized_relobj::include_section_group): Cast find_kept_object to Sized_relobj. (Sized_relobj::include_linkonce_section): Likewise. (Sized_relobj::do_layout): Use separate arrays for output section and output offset. (Sized_relobj::do_count_local_symbols): Change map_to_output to output_sections. (Sized_relobj::do_finalize_local_symbols): Change map_to_output to output_sections and section_offsets. (Sized_relobj::write_local_symbols): Likewise. (map_to_kept_section): Compute output address directly. * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to output_sections and section_offsets. (Sized_relobj::write_sections): Likewise. (Sized_relobj::relocate_sections): Likewise. * symtab.cc (sized_finalize_symbol): Use output_section_offset. * output.h (class Output_reloc): Update declarations. Change u2_.relobj to Sized_relobj. (class Output_data_reloc): Change add functions to use Sized_relobj. * output.cc (Output_reloc::Output_reloc): Change relobj to Sized_relobj. (Output_reloc::local_section_offset): Change return type to Elf_Addr. Use get_output_section_offset. (Output_reloc::get_address): Likewise. (Output_section::is_input_address_mapped): Don't call is_section_specially_mapped. (Output_section::output_offset): Likewise. (Output_section::output_address): Likewise. (Output_section::starting_output_address): Likewise. copy-relocs.cc (Copy_relocs::copy_reloc): Change object parameter to Sized_relobj. (Copy_relocs::need_copy_reloc): Likewise. (Copy_relocs::save): Likewise. copy-relocs.h (class Copy_relocs): Update declarations. (class Copy_relocs::Copy_reloc_entry): Change constructor to use Sized_relobj. Change relobj_ field to Sized_relobj. * target-reloc.h (relocate_for_relocatable): Change offset_in_output_section type to Elf_Addr. Change code that uses it as well. * layout.cc (Layout::layout): Always set off. mapfile.cc (Mapfile::print_input_section): Use output_section_offset. * i386.cc (Target_i386::copy_reloc): Change object parameter to Sized_relobj. powerpc.cc (Target_powerpc::copy_reloc): Likewise. * sparc.cc (Target_sparc::copy_reloc): Likewise. * x86_64.cc (Target_x86_64::copy_reloc): Likewise.	18 years ago
Ian Lance Taylor	7d9e3d9854	* mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.	19 years ago
Ian Lance Taylor	9f1d377b33	* options.h (class General_options): Add -z relro. * layout.cc (Layout::Layout): Initialize relro_segment_. (Layout::add_output_section_data): Return the output section. (Layout::make_output_section): Rcognize relro sections and mark them appropriately. (Layout::attach_allocated_section_to_segment): Put relro sections in a PT_GNU_RELRO segment. (Layout::create_initial_dynamic_sections): Mark the .dynamic section as relro. (Layout::segment_precedes): Sort PT_GNU_RELRO segments after PT_TLS segments. (Layout::linkonce_mapping): Map d.rel.ro.local to .data.rel.ro.local. (Layout::output_section_name): Us .data.rel.ro.local for any section which begins with that. * layout.h (class Layout): Update add_output_section_data declaration. Add relro_segment_ field. * output.cc (Output_section::Output_section): Initialize is_relro_ and is_relro_local_ fields. (Output_segment::add_output_section): Group relro sections. (Output_segment::is_first_section_relro): New function. (Output_segment::maximum_alignment): If there is a relro section, align the segment to the common page size. (Output_segment::set_section_addresses): Track whether we are looking at relro sections. If the last section is a relro section, align to the common page size. (Output_segment::set_section_list_addresses): Add in_relro parameter. Change all callers. Align to the page size when moving from relro to non-relro section. (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO segment. * output.h (class Output_section): Add is_relro_ and is_relro_local_ fields. (Output_section::is_relro): New function. (Output_section::set_is_relro): New function. (Output_section::is_relro_local): New function. (Output_section::set_is_relro_local): New function. (class Output_segment): Update declarations. * i386.cc (Target_i386::got_section): Mark .got section as relro. * sparc.cc (Target_sparc::got_section): Likewise. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/relro_test_main.cc: New file. * testsuite/relro_test.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add relro_test. (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables. (relro_test_LDFLAGS, relro_test_LDADD): New variables. (relro_test.so, relro_test_pic.o): New targets. * testsuite/Makefile.in: Rebuild.	19 years ago

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168 Commits (3d426a9e38bf2806468f6983f307610ad8548342)