2016-05-10 Thomas Preud'homme * elf32-arm.c (elf32_arm_create_stub): New function. (elf32_arm_size_stubs): Use elf32_arm_create_stub for stub creation. 2016-05-10 Thomas Preud'homme * elf32-arm.c (enum elf32_arm_stub_type): Delete arm_stub_a8_veneer_lwm enumerator. (arm_stub_a8_veneer_lwm): New unsigned constant to replace aforementioned enumerator. (struct elf32_arm_stub_hash_entry): Delete target_addend field and add source_value. (struct a8_erratum_fix): Delete addend field and add target_offset. (stub_hash_newfunc): Initialize source_value field amd remove initialization for target_addend. (arm_build_one_stub): Stop special casing Thumb relocations: promote the else to being always executed, moving the arm_stub_a8_veneer_b_cond specific code in it. Remove stub_entry->target_addend from points_to computation. (cortex_a8_erratum_scan): Store in a8_erratum_fix structure the offset to target symbol from start of section rather than the offset from the stub address. (elf32_arm_size_stubs): Set stub_entry's source_value and target_value fields from struct a8_erratum_fix's offset and target_offset respectively. (make_branch_to_a8_stub): Rename target variable to loc. Compute veneered_insn_loc and loc using stub_entry's source_value. 2016-05-10 Thomas Preud'homme (elf32_arm_merge_eabi_attributes): Add merging logic for Tag_DSP_extension. 2016-05-10 Pip Cet PR ld/20059 * elfxx-target.h (bfd_elfNN_bfd_copy_link_hash_symbol_type): Define as _bfd_generic_copy_link_hash_symbol_type when using generic hash table. 2016-05-09 Nick Clifton PR binutils/20063 * elf.c (bfd_elf_get_elf_syms): Check for out of range sh_link field before accessing sections array. 2016-05-09 Christophe Monat PR ld/20030 * elf32-arm.c (is_thumb2_vldm): Account for T1 (DP) encoding. (stm32l4xx_need_create_replacing_stub): Rename ambiguous nb_regs to nb_words. (create_instruction_vldmia): Add is_dp to disambiguate SP/DP encoding. (create_instruction_vldmdb): Likewise. (stm32l4xx_create_replacing_stub_vldm): is_dp detects DP encoding, uses it to re-encode. 2016-05-09 Nick Clifton PR 19938 * elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Revert accidental commit. 2016-05-09 Alan Modra * elf64-ppc.c (ppc64_elf_init_stub_bfd): Remove redundant NULL check. 2016-05-06 H.J. Lu PR ld/17550 * elf-bfd.h (elf_link_hash_entry): Update comments for indx, documenting that indx == -3 if symbol is defined in a discarded section. * elflink.c (elf_link_add_object_symbols): Set indx to -3 if symbol is defined in a discarded section. (elf_link_output_extsym): Strip a global symbol defined in a discarded section. 2016-05-06 H.J. Lu * elf32-i386.c (elf_backend_add_symbol_hook): Defined for Intel MCU. 2016-05-05 H.J. Lu * elf32-i386.c (elf_i386_convert_load): Extract the GOT load conversion to ... (elf_i386_convert_load_reloc): This. New function. * elf64-x86-64.c (elf_x86_64_convert_load): Extract the GOT load conversion to ... (elf_x86_64_convert_load_reloc): This. New function. 2016-05-05 H.J. Lu * elf32-i386.c (elf_i386_check_tls_transition): Remove abfd. Don't check if contents == NULL. (elf_i386_tls_transition): Add from_relocate_section. Check from_relocate_section instead of contents != NULL. Update elf_i386_check_tls_transition call. (elf_i386_check_relocs): Cache the section contents if keep_memory is FALSE. Pass FALSE as from_relocate_section to elf_i386_tls_transition. (elf_i386_relocate_section): Pass TRUE as from_relocate_section to elf_i386_tls_transition. (elf_backend_caches_rawsize): New. * elf64-x86-64.c (elf_x86_64_check_tls_transition): Don't check if contents == NULL. (elf_x86_64_tls_transition): Add from_relocate_section. Check from_relocate_section instead of contents != NULL. (elf_x86_64_check_relocs): Cache the section contents if keep_memory is FALSE. Pass FALSE as from_relocate_section to elf_x86_64_tls_transition. (elf_x86_64_relocate_section): Pass TRUE as from_relocate_section to elf_x86_64_tls_transition. (elf_backend_caches_rawsize): New. 2016-05-03 Maciej W. Rozycki PR 10549 * elfxx-mips.c (_bfd_mips_elf_add_symbol_hook): Handle STB_GNU_UNIQUE. 2016-05-03 Jiong Wang * bfd-in.h (bfd_elf64_aarch64_set_options): Update prototype. * bfd-in2.h (bfd_elf64_aarch64_set_options): Likewise. * elfnn-aarch64.c (bfd_elfNN_aarch64_set_options): Initialize no_apply_dynamic_relocs. (elfNN_aarch64_final_link_relocate): Apply absolute relocations even though dynamic relocations generated. 2016-04-29 H.J. Lu * elf32-i386.c (elf_i386_size_dynamic_sections): Move interp setting to ... (elf_i386_create_dynamic_sections): Here. * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Move interp setting to ... (elf_x86_64_create_dynamic_sections): Here. 2016-04-29 H.J. Lu * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC. (elf_i386_fixup_symbol): Pass has_got_reloc to UNDEFINED_WEAK_RESOLVED_TO_ZERO. (elf_i386_allocate_dynrelocs): Likewise. (elf_i386_relocate_section): Likewise. (elf_i386_finish_dynamic_symbol): Likewise. (elf_i386_convert_load): Pass TRUE to UNDEFINED_WEAK_RESOLVED_TO_ZERO. * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC. (elf_x86_64_fixup_symbol): Pass has_got_reloc to UNDEFINED_WEAK_RESOLVED_TO_ZERO. (elf_x86_64_allocate_dynrelocs): Likewise. (elf_x86_64_relocate_section): Likewise. (elf_x86_64_finish_dynamic_symbol): Likewise. (elf_x86_64_convert_load): Pass TRUE to UNDEFINED_WEAK_RESOLVED_TO_ZERO. 2016-04-29 H.J. Lu * elf32-i386.c (check_relocs_failed): New. (elf_i386_check_relocs): Set check_relocs_failed on error. (elf_i386_relocate_section): Skip if check_relocs failed. 2016-04-29 H.J. Lu * elf64-x86-64.c (elf_x86_64_check_relocs): Set check_relocs_failed on error. 2016-04-29 Nick Clifton PR 19938 * elf-bfd.h (struct elf_backend_data): Rename elf_backend_set_special_section_info_and_link to elf_backend_copy_special_section_fields. * elfxx-target.h: Likewise. * elf.c (section_match): Ignore the SHF_INFO_LINK flag when comparing section flags. (copy_special_section_fields): New function. (_bfd_elf_copy_private_bfd_data): Copy the EI_ABIVERSION field. Perform two scans over special sections. The first one looks for a direct mapping between the output section and an input section. The second scan looks for a possible match based upon section characteristics. * elf32-arm.c (elf32_arm_copy_special_section_fields): New function. Handle setting the sh_link field of SHT_ARM_EXIDX sections. * elf32-i386.c (elf32_i386_set_special_info_link): Rename to elf32_i386_copy_solaris_special_section_fields. * elf32-sparc.c (elf32_sparc_set_special_section_info_link): Rename to elf32_sparc_copy_solaris_special_section_fields. * elf64-x86-64.c (elf64_x86_64_set_special_info_link): Rename to elf64_x86_64_copy_solaris_special_section_fields. 2016-04-28 Nick Clifton * po/zh_CN.po: Updated Chinese (simplified) translation. 2016-04-27 H.J. Lu PR ld/20006 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections when estimating distances between output sections. 2016-04-27 Alan Modra * elflink.c (_bfd_elf_is_start_stop): New function. (_bfd_elf_gc_mark_rsec): Use it. * elf-bfd.h (_bfd_elf_is_start_stop): Declare. 2016-04-26 Trevor Saunders * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *. * mmo.c (mmo_get_section_contents): Likewise. (mmo_set_section_contents): Likewise. 2016-04-26 H.J. Lu * elf-bfd.h (elf_link_hash_table): Update comments for dynsymcount. * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for the unused NULL entry at the head of dynamic symbol table. (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0 checks. 2016-04-21 H.J. Lu * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker created file from dynobj. 2016-04-21 H.J. Lu * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a normal input file if possible. 2016-04-21 Nick Clifton * aout-adobe.c: Use _bfd_generic_link_check_relocs. * aout-target.h: Likewise. * aout-tic30.c: Likewise. * binary.c: Likewise. * bout.c: Likewise. * coff-alpha.c: Likewise. * coff-rs6000.c: Likewise. * coff64-rs6000.c: Likewise. * coffcode.h: Likewise. * i386msdos.c: Likewise. * i386os9k.c: Likewise. * ieee.c: Likewise. * ihex.c: Likewise. * libbfd-in.h: Likewise. * libecoff.h: Likewise. * mach-o-target.c: Likewise. * mmo.c: Likewise. * nlm-target.h: Likewise. * oasys.c: Likewise. * pef.c: Likewise. * plugin.c: Likewise. * ppcboot.c: Likewise. * som.c: Likewise. * srec.c: Likewise. * tekhex.c: Likewise. * versados.c: Likewise. * vms-alpha.c: Likewise. * xsym.c: Likewise. * elfxx-target.h: Use _bfd_elf_link_check_relocs. * linker.c (bfd_link_check_relocs): New function. (_bfd_generic_link_check_relocs): New function. * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of _bfd_link_check_relocs field. (struct bfd_target)L Add _bfd_link_check_relocs field. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. 2016-04-20 H.J. Lu * elf32-i386.c (elf_i386_gc_sweep_hook): Removed. (elf_backend_gc_sweep_hook): Likewise. * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise. (elf_backend_gc_sweep_hook): Likewise. 2016-04-20 H.J. Lu * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations in excluded sections 2016-04-20 H.J. Lu PR ld/19969 * elf64-x86-64.c (check_relocs_failed): New. (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs. Support relocation agaist local symbol. Set check_relocs_failed. (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check R_X86_64_32 relocation overflow. (elf_x86_64_relocate_section): Skip if check_relocs failed. Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic. 2016-04-20 H.J. Lu * elf32-i386.c (elf_i386_check_relocs): Call _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol. * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise. 2016-04-20 H.J. Lu * elf-bfd.h (_bfd_elf_link_check_relocs): New. * elflink.c (_bfd_elf_link_check_relocs): New function. (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs if check_relocs_after_open_input is FALSE. 2016-04-20 Trevor Saunders * cache.c: Update old style function definitions. * elf32-m68k.c: Likewise. * elf64-mmix.c: Likewise. * stab-syms.c: Likewise. 2016-04-20 Trevor Saunders * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *. 2016-04-15 H.J. Lu * Makefile.in: Regenerated with automake 1.11.6. * aclocal.m4: Likewise. * doc/Makefile.in: Likewise. 2016-04-14 Andrew Burgess * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * elf32-arc.c: Add 'opcode/arc.h' include. (struct arc_relocation_data): Add symbol_name. (arc_special_overflow_checks): New function. (arc_do_relocation): Use arc_special_overflow_checks, reindent as required, add an extra comment. (elf_arc_relocate_section): Setup symbol_name in reloc_data. 2016-04-14 Andrew Burgess * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all entries. (elf_arc_relocate_section): Update enum uses. (elf_arc_check_relocs): Likewise. (elf_arc_finish_dynamic_symbol): Likewise. 2016-04-14 H.J. Lu * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with "sh_link". 2016-04-14 Nick Clifton PR target/19938 * elf-bbfd.h (struct elf_backend_data): New field: elf_strtab_flags. New field: elf_backend_set_special_section_info_and_link * elfxx-target.h (elf_backend_strtab_flags): Define if not already defined. (elf_backend_set_special_section_info_and_link): Define if not already defined. (elfNN_bed): Use elf_backend_set_special_section_info_and_link and elf_backend_strtab_flags macros to initialise fields in structure. * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS being set even if SHF_MERGE is not set. (elf_fake_sections): Likewise. (section_match): New function. Matches two ELF sections based upon fixed characteristics. (find_link): New function. Locates a section in a BFD that matches a section in a different BFD. (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link fields of reserved sections. (bfd_elf_compute_section_file_positions): Set the flags for the .shstrtab section based upon the elf_strtab_flags field in the elf_backend_data structure. (swap_out_syms): Likewise for the .strtab section. * elflink.c (bfd_elf_final_link): Set the flags for the .strtab section based upon the elf_strtab_flags field in the elf_backend_data structure. * elf32-i386.c (elf32_i386_set_special_info_link): New function. (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris targets. (elf_backend_set_special_section_info_and_link): Define for Solaris targets. * elf32-sparc.c: Likewise. * elf64-x86-64.c: Likewise. 2016-04-11 H.J. Lu PR ld/19939 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer to bfd_boolean. * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated. Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc applies to read-only section. * elf32-i386.c (elf_i386_link_hash_table): Add readonly_dynrelocs_against_ifunc. (elf_i386_allocate_dynrelocs): Updated. (elf_i386_size_dynamic_sections): Issue an error for read-only segment with dynamic IFUNC relocations only if readonly_dynrelocs_against_ifunc is TRUE. * elf64-x86-64.c (elf_x86_64_link_hash_table): Add readonly_dynrelocs_against_ifunc. (elf_x86_64_allocate_dynrelocs): Updated. (elf_x86_64_size_dynamic_sections): Issue an error for read-only segment with dynamic IFUNC relocations only if readonly_dynrelocs_against_ifunc is TRUE. * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs): Updated. 2016-04-06 Thomas Preud'homme * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be a fall through from error_ret_free_internal. Free local_syms in error_ret_free_local if allocated from bfd_elf_get_elf_syms (). 2016-04-05 Cupertino Miranda * elf32-arc.c (plt_do_relocs_for_symbol): Changed. (relocate_plt_for_entry): Likewise. 2016-04-05 Cupertino Miranda * elf32-arc.c (elf_arc_check_relocs): Changed 2016-04-05 Cupertino Miranda * elf32-arc.c (name_for_global_symbol): Changed assert. (get_replace_function): Created.: (struct arc_relocation_data): Changed to signed types. (defines S, L, P, PDATA): Casted to signed type. (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise. (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed. (arc_do_relocation): Changed. 2016-04-05 Cupertino Miranda * elf32-arc.c (name_for_global_symbol): Added assert to check for symbol index. (elf_arc_relocate_section): Added and changed asserts, validating the synamic symbol index. (elf_arc_finish_dynamic_symbol): Do not fill the dynamic relocation if symbol has dynindx set to -1. 2016-04-05 Maciej W. Rozycki * elflink.c (elf_link_add_object_symbols): Always turn hidden and internal symbols which have a dynamic index into local ones. 2016-04-04 Nick Clifton PR 19872 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised version number if the version is zero. 2016-04-01 Alan Modra PR 19886 * elflink.c (on_needed_list): Recursively check needed status. (elf_link_add_object_symbols): Adjust. 2016-03-30 Senthil Kumar Selvaraj * elf32-avr.c (avr_elf32_load_records_from_section): Free internal_relocs only if they aren't cached. 2016-03-29 Nick Clifton PR 17334 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax assertion on the size of the got section to allow it to be bigger than the number of relocs. 2016-03-29 Toni Spets PR 19878 * coffcode.h (coff_write_object_contents): Revert accidental 2014-11-10 change. 2016-03-22 Alan Modra PR 19850 * dwarf2.c (read_attribute_value): Skip info_ptr check for DW_FORM_flag_present. 2016-03-22 Nick Clifton * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an architecture name for backwards compatibility. * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible unbounded stack use. * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a sufficiently recent version of GCC. * configure: Regenerate. 2016-03-22 Alan Modra PR 19851 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning. 2016-03-21 Andrew Burgess * archures.c (bfd_mach_arc_nps400): Define. * bfd-in2.h: Regenerate. * cpu-arc.c (arch_info_struct): New entry for nps400, renumber some existing entries to make space. * elf32-arc.c (arc_elf_object_p): Add nps400 case. (arc_elf_final_write_processing): Likewise. 2016-03-21 Andrew Burgess * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of EF_ARC_CPU_GENERIC. (arc_elf_final_write_processing): Don't bother setting cpu field in e_flags, this will have been set elsewhere. 2016-03-21 Andrew Burgess * elf32-arc.c (arc_elf_final_write_processing): Switch to using EF_ARC_MACH_MSK. 2016-03-21 Nick Clifton * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144 * configure: Regenerate. * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of alloca with call to xmalloc. * elf32-nds32.c: Likewise. * elf64-hppa.c: Likewise. * elfxx-mips.c: Likewise. * pef.c: Likewise. * pei-x86_64.c: Likewise. * som.c: Likewise. * xsym.c: Likewise. 2016-03-15 H.J. Lu PR ld/19827 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol locally in PIE. (elf_i386_relocate_section): Likewise. * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise. (elf_x86_64_relocate_section): Likewise. 2016-03-15 H.J. Lu PR ld/19807 * elf64-x86-64.c (elf_x86_64_relocate_section): Check no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S relocation overflow check. 2016-03-14 H.J. Lu * bfd-in2.h: Regenerated. 2016-03-11 Dan Gissel PR 19713 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset uses bytes not octets. * elflink.c (resolve_section): Likewise. Add a bfd parameter. (eval_section): Pass the input_bfd to resolve_section. (bfd_elf_perform_complex_relocation): Convert byte offset to octets before read and writing values. (elf_link_input_bfd): Add byte to octet conversions. (elf_reloc_link_order): Likewise. (elf_fixup_link_order): Likewise. (bfd_elf_final_link): Likewise. * reloc.c (_bfd_final_link_relocate): Likewise. * syms.c (_bfd_stab_section_find_nearest_line): Likewise. 2016-03-10 Nick Clifton * config.bfd: Mark the i370 target as obsolete. 2016-03-09 Pedro Alves * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old gcc ABI)" to printable name. * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead of "v850-rh850" as printable name. 2016-03-09 Leon Winter PR ld/19623 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply relocations against absolute symbols. 2016-03-09 Alan Modra PR binutils/19775 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero length elements in the archive. 2016-03-08 H.J. Lu PR ld/19789 * elflink.c (elf_link_add_object_symbols): Create dynamic sections for -E/--dynamic-list only when not relocatable. 2016-03-08 H.J. Lu PR ld/19784 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference count for locally defined local IFUNC symbols in shared object. * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise. 2016-03-08 H.J. Lu PR ld/19579 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking together. 2016-03-08 Cupertino Miranda Andrew Burgess * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32. (arc_bfd_put_32): Becomes an alias for bfd_put_32. (arc_elf_howto_init): Added assert to validate relocations. (get_middle_endian_relocation): Delete. (middle_endian_convert): New function. (ME): Redefine, now does nothing. (IS_ME): New define. (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO' definition to call middle_endian_convert. Add a new local variable and make use of this throughout. Added call to arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations. 2016-03-07 Nick Clifton PR binutils/19775 * archive.c (bfd_generic_openr_next_archived_file): Allow zero length elements in the archive. 2016-03-07 Jiong Wang * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced. 2016-03-04 H.J. Lu PR ld/19579 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in executable as definition if the new definition comes from a shared library. 2016-03-02 Alan Modra * Makefile.in: Regenerate. * po/SRC-POTFILES.in: Regenerate. 2016-02-29 Cupertino Miranda * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the relocation addend when sections get merged. 2016-02-29 Cupertino Miranda * elf32-arc.c (arc_elf_final_write_processing): Add condition to the flag change. (elf_arc_relocate_section): Fixes and conditions to support PIE. Assert for code sections dynamic relocs. 2016-02-26 Renlin Li * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2. 2016-02-26 H.J. Lu PR ld/19609 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for load with locally bound symbols if PIC is false or there is no base register. Optimize branch to 0 if PIC is false. (elf_i386_relocate_section): Don't generate dynamic relocations against undefined weak symbols if PIC is false. * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization if we can't estimate relocation overflow with --no-relax. Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound symbols if PIC is false. Optimize branch to 0 if PIC is false. (elf_x86_64_relocate_section): Don't generate dynamic relocations against undefined weak symbols if PIC is false. 2016-02-26 H.J. Lu PR ld/19645 * bfd.c (bfd): Change flags to 20 bits. (BFD_CONVERT_ELF_COMMON): New. (BFD_USE_ELF_STT_COMMON): Likewise. (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and BFD_USE_ELF_STT_COMMON. (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise. * configure.ac: Remove --enable-elf-stt-common. * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for common symbol depending on BFD_CONVERT_ELF_COMMON and BFD_USE_ELF_STT_COMMON. * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for STT_COMMON. * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check STT_COMMON. (elf_link_convert_common_type): New function. (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for common symbol depending on BFD_CONVERT_ELF_COMMON and BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx. * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON and BFD_USE_ELF_STT_COMMON to object_flags. (TARGET_LITTLE_SYM): Likewise. * syms.c (BSF_KEEP_G): Renamed to ... (BSF_ELF_COMMON): This. * bfd-in2.h: Regenerated. * config.in: Likewise. * configure: Likewise. 2016-02-26 H.J. Lu PR ld/19636 PR ld/19704 PR ld/19719 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New. (elf_i386_link_hash_entry): Add has_got_reloc and has_non_got_reloc. (elf_i386_link_hash_table): Add interp. (elf_i386_link_hash_newfunc): Initialize has_got_reloc and has_non_got_reloc. (elf_i386_copy_indirect_symbol): Copy has_got_reloc and has_non_got_reloc. (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc. (elf_i386_fixup_symbol): New function. (elf_i386_pie_finish_undefweak_symbol): Likewise. (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic relocations and discard relocations against resolved undefined weak symbols in executable. Don't make resolved undefined weak symbols in executable dynamic. Keep dynamic non-GOT/non-PLT relocation against undefined weak symbols in PIE. (elf_i386_size_dynamic_sections): Set interp to .interp section. (elf_i386_relocate_section): Don't generate dynamic relocations against resolved undefined weak symbols in PIE, except for R_386_PC32. (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without dynamic PLT/GOT relocations for resolved undefined weak symbols. Don't generate dynamic relocation against resolved undefined weak symbol in executable. (elf_i386_finish_dynamic_sections): Call elf_i386_pie_finish_undefweak_symbol on all symbols in PIE. (elf_backend_fixup_symbol): New. * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New. (elf_x86_64_link_hash_entry): Add has_got_reloc and has_non_got_reloc. (elf_x86_64_link_hash_table): Add interp. (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and has_non_got_reloc. (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and has_non_got_reloc. (elf_x86_64_check_relocs): Set has_got_reloc and has_non_got_reloc. (elf_x86_64_fixup_symbol): New function. (elf_x86_64_pie_finish_undefweak_symbol): Likewise. (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic relocations and discard relocations against resolved undefined weak symbols in executable. Don't make resolved undefined weak symbols in executable dynamic. (elf_x86_64_size_dynamic_sections): Set interp to .interp section. (elf_x86_64_relocate_section): Check relocation overflow for dynamic relocations against unresolved weak undefined symbols. Don't generate dynamic relocations against resolved weak undefined symbols in PIE. (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without dynamic PLT/GOT relocations for resolved undefined weak symbols. Don't generate dynamic relocation against resolved undefined weak symbol in executable. (elf_x86_64_finish_dynamic_sections): Call elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE. (elf_backend_fixup_symbol): New. 2016-02-26 Alan Modra * elf64-ppc.c (create_linkage_sections): Create sfpr when save_restore_funcs, rest of sections when not relocatable. (ppc64_elf_init_stub_bfd): Always call create_linkage_sections. (sfpr_define): Define all symbols on emitted code. (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created when relocatable. Move sfpr_define loop earlier. 2016-02-24 H.J. Lu * elf64-x86-64.c (elf_x86_64_need_pic): New function. (elf_x86_64_relocate_section): Use it. Replace x86_64_elf_howto_table[r_type] with howto. 2016-02-24 H.J. Lu PR ld/19698 * elflink.c (bfd_elf_record_link_assignment): Set versioned if symbol version is unknown. 2016-02-24 H.J. Lu * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset to (bfd_vma) -1 when setting needs_plt to 0. * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise. 2016-02-23 H.J. Lu * elflink.c (bfd_elf_record_link_assignment): Check for shared library, instead of PIC, and don't check PDE when making linker assigned symbol dynamic. 2016-02-23 Faraz Shahbazker * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment ABIVERSION for non-executable stack. 2016-02-23 Rich Felker PR target/19516 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol): Always produce a RELATIVE reloc for a local symbol. 2016-02-23 Hans-Peter Nilsson Fix test-case ld-elf/pr19617b * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't discard unused non-function symbols when --dynamic-list-data. 2016-02-22 H.J. Lu * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the dynsym section, even if it is empty, with dynamic sections. 2016-02-22 H.J. Lu * syms.c: Remove BSF_COMMON from comments. * bfd-in2.h: Regenerated. 2016-02-22 Jiong Wang * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation for destination. Remove useless function parameters. (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub. 2016-02-19 Nick Clifton PR ld/19629 * aoutx.h (aout_link_add_symbols): Check for out of range string table offsets. PR ld/19628 * reloc.c (bfd_generic_get_relocated_section_contents): Stop processing if we encounter a reloc without an associated symbol. 2016-02-18 H.J. Lu PR ld/19617 * elflink.c (elf_link_add_object_symbols): Always create dynamic sections for -E/--dynamic-list. 2016-02-17 H.J. Lu * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined to bfd_true. 2016-02-16 Joseph Myers * plugin.c (plugin_vec): Set match priority to 255. * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When matching against the plugin vector, take priority from there not from TEMP. 2016-02-15 Nick Clifton * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values for length and type fields. Use a signed value for the suffix_length field. 2016-02-10 H.J. Lu PR ld/19601 * elf32-i386.c (elf_i386_relocate_section): Mask off the least significant bit in GOT offset for R_386_GOT32X. 2016-02-10 Nick Clifton PR 19405 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed immediate values. * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the number of messages about FDE encoding preventing .eh_frame_hdr generation. 2016-02-09 Nick Clifton * oasys.c (oasys_archive_p): Fix indentation. * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned constant for left shifting. * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more helpful warning message to explain why certain AArch64 relocs might overflow. 2016-02-05 Simon Marchi * pe-mips.c (coff_mips_reloc): Fix formatting. 2016-02-05 Cupertino Miranda * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2 to bfd_mach_arc_arc600. 2016-02-04 Alan Modra * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch for big-endian. 2016-02-02 H.J. Lu PR ld/19542 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated distances in the compressed_size field of the output section. 2016-02-02 Alan Modra * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict ELFv2 entry optimization. 2016-02-02 H.J. Lu PR binutils/19547 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are no relocations in relocatable files. 2016-02-01 H.J. Lu PR ld/19553 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED if a symbol from a library loaded via DT_NEEDED doesn't match the symbol referenced by regular object. 2016-02-01 Nathaniel Smith * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both CODE and DATA. 2016-02-01 Alan Modra * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on an out of range reloc_index. * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise. 2016-02-01 Kamil Rytarowski * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo. (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c. * Makefile.in: Regenerated. 2016-02-01 Jan Kratochvil * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation. 2016-01-31 John David Anglin PR ld/19526 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output files. * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval. 2016-01-30 H.J. Lu PR ld/19539 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation against STT_GNU_IFUNC symbol only with dynamic symbols. * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise. 2016-01-28 H.J. Lu PR binutils/19523 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to decompress debug sections. 2016-01-25 Maciej W. Rozycki * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to `dynindx'. 2016-01-25 Nick Clifton PR target/19435 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free dsym filename buffer. 2016-01-24 Maciej W. Rozycki * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation. 2016-01-24 Maciej W. Rozycki * elfxx-mips.c (BZ16_REG): Correct calculation. 2016-01-21 Nick Clifton * elf32-arc.c (ADD_RELA): Fix compile time warning errors by changing the type of _loc to be bfd_byte *. (elf_arc_finish_dynamic_symbol): Likewise. 2016-01-21 Nick Clifton PR ld/19455 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF class of the linker stub bfd. (elf32_arm_check_relocs): Skip check for pic format after processing a vxWorks R_ARM_ABS12 reloc. * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when reporting a class mismatch. 2016-01-21 Jiong Wang * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch veneer for sym_sec != input_sec. (elfNN_aarch64_size_stub): Support STT_SECTION symbol. (elfNN_aarch64_final_link_relocate): Take rela addend into account when calculation destination. 2016-01-21 Alan Modra * elf-linux-core.h (swap_linux_prpsinfo32_out): New function. (swap_linux_prpsinfo64_out): New function. (LINUX_PRPSINFO32_SWAP_FIELDS): Delete. (LINUX_PRPSINFO64_SWAP_FIELDS): Delete. * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset. (elfcore_write_linux_prpsinfo64): Likewise. * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function. (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete. (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset. 2016-01-21 Alan Modra * elf-linux-core.h: Rename from elf-linux-psinfo.h. * elf.c: Adjust #include. * elf32-ppc.c: Don't #include elf-linux-psinfo.h * Makefile.am (SOURCE_HFILES): Update. * Makefile.in: Regenerate. * po/SRC-PORFILES.in: Regenerate. 2016-01-21 Alan Modra * configure.ac: Move corefile selection later in file. Move tdefaults code immediately after other target vector code. * configure: Regenerate. 2016-01-20 Mickael Guene * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread section using '.text.noread' pattern. 2016-01-19 John Baldwin * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes. 2016-01-18 Miranda Cupertino Zissulescu Claudiu * arc-plt.def: New file. * arc-plt.h: Likewise. * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry, elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry, elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry, elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove. (name_for_global_symbol): Added. (ADD_RELA): Helper to create dynamic relocs. (new_got_entry_to_list): Create a new got entry in linked list. (symbol_has_entry_of_type): Search for specific type of entry in list. (is_reloc_for_GOT): return FALSE for any TLS related relocs. (is_reloc_for_TLS, arc_elf_set_private_flags) (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data) (arc_elf_merge_private_bfd_data): New functions. (debug_arc_reloc): Cleaned debug info printing. (PDATA reloc): Changed not to perform address alignment. (reverse_me): Added. Fix for ARC_32 relocs. (arc_do_relocation): Return bfd_reloc_of when no relocation should occur. (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets. Changed function to access an array of list of GOT entries instead of just an array of offsets. (elf_arc_relocate_section): Added support for PIC and TLS related relocations. (elf_arc_check_relocs): Likewise. (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol, (elf_arc_finish_dynamic_sections): Likewise (arc_create_dynamic_sections): Modified conditions to create dynamic sections. (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro. (plt_do_relocs_for_symbol, relocate_plt_for_symbol) (relocate_plt_for_entry): Changed to support new way to define PLT related code. (add_symbol_to_plt): Likewise. (arc_elf_link_hash_table_create): New function. 2016-01-18 Nick Clifton PR ld/19440 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external section number into internal section number. * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise. * coffswap.h (coff_swap_sym_in): Likewise. * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise. * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal section number field is big enough to hold the external value. 2016-01-17 Alan Modra * configure: Regenerate. 2016-01-12 Yury Usishchev * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind when address in first unwind entry does not match start of section. 2016-01-08 Richard Sandiford Jiong Wang PR ld/19368 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to reloc_class_ifunc. 2016-01-06 Andrew Burgess * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to place 'R_' before the reloc name returned. (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before the relocation string. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function, factored out from... (_bfd_mips_elf_merge_private_bfd_data): ... here. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move attribute check after ELF file header flag check. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the return status from `_bfd_elf_merge_object_attributes'. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function, factored out from... (_bfd_mips_elf_merge_private_bfd_data): ... here. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the handling of input MIPS ABI flags together. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress attribute checks for null input. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local pointers to target data. 2016-01-04 Maciej W. Rozycki * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct an FP ABI warning. 2016-01-01 Alan Modra Update year range in copyright notice of all files. For older changes see ChangeLog-2015 and doc/ChangeLog-0415 Copyright (C) 2016 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. Local Variables: mode: change-log left-margin: 8 fill-column: 74 version-control: never End: