X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2FChangeLog;h=abb87dc88c4dc970ccf84f5f40275a352aa6e0cb;hb=0ce398f106dac65c3a1d2f7d254213fa652af089;hp=9e78a49cd178b464172ff204f4e240b5197f4dd0;hpb=4106101c449e53dd6b61ec824b196f84b3f3daa5;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 9e78a49cd1..abb87dc88c 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,327 @@ +2015-04-14 H.J. Lu + + * bfd-in.h (compressed_debug_section_type): New. + * compress.c (bfd_compress_section_contents): Add an argument + for linker write compression and always generate .zdebug_* + section when linking. + (bfd_init_section_compress_status): Pass FALSE to + bfd_compress_section_contents. + (bfd_compress_section): New function. + * elf.c (elf_fake_sections): For linking, set SEC_ELF_COMPRESS + on DWARF debug sections if COMPRESS_DEBUG is set and rename + section if COMPRESS_DEBUG_GABI_ZLIB isn't set. + (assign_file_positions_for_non_load_sections): Set sh_offset + to -1 if SEC_ELF_COMPRESS is set. + (assign_file_positions_except_relocs): Likwise. + (_bfd_elf_assign_file_positions_for_relocs): Renamed to ... + (_bfd_elf_assign_file_positions_for_non_load): This. Change + return time to bfd_boolean. Compress the section if + SEC_ELF_COMPRESS is set. + (_bfd_elf_write_object_contents): Updated. + (_bfd_elf_set_section_contents): Write section contents to + the buffer if SEC_ELF_COMPRESS is set. + * merge.c: Include "elf-bfd.h". + (sec_merge_emit): Add arguments for contents and offset. Write + to contents with offset if contents isn't NULL. + (_bfd_write_merged_section): Write section contents to the + buffer if SEC_ELF_COMPRESS is set. Pass contents and + output_offset to sec_merge_emit. + * elflink.c (bfd_elf_final_link): Allocate the buffer for + output section contents if SEC_ELF_COMPRESS is set. + * section.c (SEC_ELF_COMPRESS): New. + * bfd-in2.h: Regenerated. + +2015-04-15 Alan Modra + + * elf32-rl78.c (rl78_elf_relocate_section): Typo fix. + +2015-04-14 Nick Clifton + + * elf32-rl78.c (RL78_OP_REL): New macro. + (rl78_elf_howto_table): Use it for complex relocs. + (get_symbol_value): Handle the cases when the info or status + arguments are NULL. + (get_romstart): Cache the status returned by get_symbol_value. + (get_ramstart): Likewise. + (RL78_STACK_PUSH): Generate an error message if the stack + overflows. + (RL78_STACK_POP): Likewise for underflows. + (rl78_compute_complex_reloc): New function. Contains the basic + processing code for all RL78 complex relocs. + (rl78_special_reloc): New function. Provides special reloc + handling for complex relocs. + (rl78_elf_relocate_section): Use rl78_compute_complex_reloc. + (rl78_offset_for_reloc): Likewise. + +2015-04-14 H.J. Lu + + PR ld/pr17709 + * elflink.c (_bfd_elf_adjust_dynamic_copy): Check + info->extern_protected_data when warning copy relocs against + protected symbols. + (_bfd_elf_symbol_refs_local_p): Check info->extern_protected_data + when checking protected non-function symbols. + +2015-04-13 John Baldwin + + * elf.c (elfcore_grok_note): Recognize NT_X86_XSTATE on + FreeBSD. + (elfcore_write_xstatereg): Use correct note name on FreeBSD. + +2015-04-13 H.J. Lu + + PR ld/18250 + * elflink.c (elf_link_is_defined_archive_symbol): Return FALSE + if the object has been claimed by plugin. + +2015-04-11 H.J. Lu + + * elf32-i386.c (elf_i386_relocate_section): Replace SYMBOLIC_BIND + with SYMBOL_REFERENCES_LOCAL when checking R_386_GOTOFF against + protected data symbol when building shared library. + * elf64-x86-64.c (elf_x86_64_relocate_section): Check + R_X86_64_GOTOFF64 against undefined symbol and replace + SYMBOLIC_BIND with SYMBOL_REFERENCES_LOCAL when checking + R_X86_64_GOTOFF64 against protected data symbol when building + shared library. + +2015-04-10 H.J. Lu + + PR ld/pr17709 + * elf32-i386.c (elf_i386_relocate_section): Also check R_386_GOTOFF + against protected data symbol when building shared library. + * elf64-x86-64.c (elf_x86_64_relocate_section): Also check + R_X86_64_GOTOFF64 against protected data symbol when building + shared library. + +2015-04-10 H.J. Lu + + PR ld/pr15228 + PR ld/pr17709 + * elf-bfd.h (elf_backend_data): Add extern_protected_data. + * elf32-i386.c (elf_backend_extern_protected_data): New. + Defined to 1. + * elf64-x86-64.c (elf_backend_extern_protected_data): Likewise. + * elflink.c (_bfd_elf_adjust_dynamic_copy): Don't error on + copy relocs against protected symbols if extern_protected_data + is true. + (_bfd_elf_symbol_refs_local_p): Don't return true on protected + non-function symbols if extern_protected_data is true. + * elfxx-target.h (elf_backend_extern_protected_data): New. + Default to 0. + (elfNN_bed): Initialize extern_protected_data with + elf_backend_extern_protected_data. + +2015-04-10 H.J. Lu + + * compress.c (bfd_compress_section_contents): Replace bfd_malloc + and free with bfd_alloc and bfd_release on compressed buffer. + Release buffer if compressed section isn't smaller. + +2015-04-10 Alan Modra + + PR ld/18222 + * elflink.c (_bfd_elf_adjust_dynamic_copy): Don't report an error + on adding a protected visibility variable to .dynbss. + +2015-04-10 Alan Modra + + Revert 2015-03-05 H.J. Lu + PR ld/pr15228 + PR ld/pr17709 + * elf-bfd.h (elf_backend_data): Delete extern_protected_data. + * elf32-i386.c (elf_backend_extern_protected_data): Delete. + * elf64-x86-64.c (elf_backend_extern_protected_data): Likewise. + * elflink.c (_bfd_elf_adjust_dynamic_copy): Remove + extern_protected_data test. + (_bfd_elf_symbol_refs_local_p): Likewise. + * elfxx-target.h (elf_backend_extern_protected_data): Delete. + (elfNN_bed): Delete elf_backend_extern_protected_data init. + +2015-04-09 H.J. Lu + + * compress.c (bfd_compress_section_contents): Update comments. + (bfd_init_section_decompress_status): Likewise. + (bfd_init_section_compress_status): Likewise. + +2015-04-09 H.J. Lu + + * elfxx-target.h (TARGET_BIG_SYM): Add BFD_COMPRESS_GABI to + object_flags. + (TARGET_LITTLE_SYM): Likewise. + +2015-04-09 Max Filippov + + * elf32-xtensa.c (splay-tree.h): include header. + (text_action_struct): drop next pointer. + (text_action_list_struct): drop head pointer, add count and + tree fields. + (find_fill_action): instead of linear search in text_action_list + search in the tree. + (text_action_compare, action_first, action_next): new functions. + (text_action_add, text_action_add_literal): instead of linear + search and insertion insert new node into the tree. + (removed_by_actions): pass additional parameter: action_list, + use it to traverse the tree. + (offset_with_removed_text): pass additional action_list parameter + to removed_by_actions. + (map_action_fn_context): new typedef. + (map_action_fn_context_struct): new structure. + (map_action_fn): new function. + (map_removal_by_action): use splay_tree_foreach to build map. + (find_insn_action): replace linear search in text_action_list + with series of splay_tree_lookups. + (print_action, print_action_list_fn): new functions. + (print_action_list): use splay_tree_foreach. + (init_xtensa_relax_info): drop action_list.head initialization. + Initialize the tree. + (compute_text_actions): use non-zero action_list_count instead of + non-NULL action list. + (xlate_map_context): new typedef. + (xlate_map_context_struct): new structure. + (xlate_map_fn): new function. + (build_xlate_map): use splay_tree_foreach to build map. + (action_remove_bytes_fn): new function. + (relax_section): use zero action_list_count instead of NULL + action list. Use splay_tree_foreach to count final section size. + Drop unused variable 'removed'. + +2015-04-09 Max Filippov + + * elf32-xtensa.c (removed_literal_map_entry): new typedef. + (removed_literal_map_entry_struct): new structure. + (removed_literal_list_struct): add new fields: n_map and map. + (map_removed_literal, removed_literal_compare): new functions. + (find_removed_literal): build index array for literals ordered + by VMA, use binary search to find removed literal. + +2015-04-09 Max Filippov + + * elf32-xtensa.c (removal_by_action_entry_struct, + removal_by_action_map_struct): new structures. + (removal_by_action_entry, removal_by_action_map): new typedefs. + (text_action_list_struct): add new field: map. + (map_removal_by_action, removed_by_actions_map, + offset_with_removed_text_map): new functions. + (relax_section): replace offset_with_removed_text with + offset_with_removed_text_map. + (translate_reloc, relax_property_section, relax_section_symbols): + replace removed_by_actions with removed_by_actions_map. + +2015-04-09 Max Filippov + + * elf32-xtensa.c (reloc_range_list, reloc_range_list_entry, + reloc_range): new typedef. + (reloc_range_list_struct, reloc_range_list_entry_struct, + reloc_range_struct): new structures. + (reloc_range_compare, build_reloc_ranges, + reloc_range_list_append, reloc_range_list_remove, + reloc_range_list_update_range, free_reloc_range_list): new + functions. + (compute_text_actions): precompute relocation opcodes before the + loop. Add relevant_relocs variable, initialize it before the + loop, pass it to the check_section_ebb_pcrels_fit. + (check_section_ebb_pcrels_fit): add new parameter: + relevant_relocs. Update address range in the relevant_relocs if + it's non-NULL and iterate only over relevant relocations. + +2015-04-09 Nick Clifton + + * elf32-rx.c (describe_flags): Report the settings of the string + insn using bits. + (rx_elf_merge_private_bfd_data): Handle merging of the string insn + using bits. + +2015-04-08 H.J. Lu + + * compress.c (bfd_compress_section_contents): Work around a GCC + uninitialized warning bug fixed in GCC 4.7. + +2015-04-08 H.J. Lu + + * archive.c (_bfd_get_elt_at_filepos): Also copy BFD_COMPRESS_GABI + bit. + * bfd.c (bfd::flags): Increase size to 18 bits. + (BFD_COMPRESS_GABI): New. + (BFD_FLAGS_SAVED): Add BFD_COMPRESS_GABI. + (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise. + (bfd_update_compression_header): New fuction. + (bfd_check_compression_header): Likewise. + (bfd_get_compression_header_size): Likewise. + (bfd_is_section_compressed_with_header): Likewise. + * compress.c (MAX_COMPRESSION_HEADER_SIZE): New. + (bfd_compress_section_contents): Return the uncompressed size if + the full section contents is compressed successfully. Support + converting from/to .zdebug* sections. + (bfd_get_full_section_contents): Call + bfd_get_compression_header_size to get compression header size. + (bfd_is_section_compressed): Renamed to ... + (bfd_is_section_compressed_with_header): This. Add a pointer + argument to return compression header size. + (bfd_is_section_compressed): Use it. + (bfd_init_section_decompress_status): Call + bfd_get_compression_header_size to get compression header size. + Return FALSE if uncompressed section size is 0. + * elf.c (_bfd_elf_make_section_from_shdr): Support converting + from/to .zdebug* sections. + * bfd-in2.h: Regenerated. + +2015-04-07 Alan Modra + + * elf.c (_bfd_elf_get_reloc_section): Allow for .got.plt being + mapped to output .got section. + +2015-04-07 Alan Modra + + * elf32-ppc.c (struct ppc_elf_link_hash_entry): Add has_addr16_ha + and has_addr16_lo. Make has_sda_refs a bitfield. + (ppc_elf_check_relocs): Set new flags. + (ppc_elf_link_hash_table_create): Update default_params. + (ppc_elf_adjust_dynamic_symbol): Clear protected_def in cases + where we won't be making .dynbss entries or editing code. Set + params->pic_fixup when we'll edit code for protected var access. + (allocate_dynrelocs): Allocate got entry for edited code and + discard dyn_relocs. + (struct ppc_elf_relax_info): Add picfixup_size. + (ppc_elf_relax_section): Rename struct one_fixup to struct + one_branch_fixup. Rename fixups to branch_fixups. Size space for + pic fixups. + (ppc_elf_relocate_section): Edit non-PIC accessing protected + visibility variables to PIC. Don't emit dyn_relocs for code + we've edited. + * elf32-ppc.h (struct ppc_elf_params): Add pic_fixup. + +2015-04-07 Nick Clifton + + * elf.c (_bfd_elf_is_local_label_name): Treat assembler generated + local labels as local. + +2015-04-06 H.J. Lu + + * compress.c (get_uncompressed_size): Removed. + (bfd_compress_section_contents): Use bfd_putb64 to write + uncompressed section size. + (bfd_init_section_decompress_status): Replace + get_uncompressed_size with bfd_getb64. + +2015-04-04 H.J. Lu + + * elf.c (_bfd_elf_init_private_section_data): Also preserve the + SHF_COMPRESSED bit if not decompress. + +2015-04-04 H.J. Lu + + * compress.c (get_uncompressed_size): New. Extracted from ... + (bfd_init_section_decompress_status): This. Use it. + +2015-04-02 Andrew Turner + + * config.bfd: Add aarch64-*-freebsd* target triple. + +2015-04-02 H.J. Lu + + * configure: Regenerated. + 2015-04-01 Tejas Belagod Marcus Shawcroft Jiong Wang