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: