bfd/ChangeLog

   1 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
   4         (elf_backend_gc_sweep_hook): Likewise.
   5         * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
   6         (elf_backend_gc_sweep_hook): Likewise.
   7
   8 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
   9
  10         * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
  11         in excluded sections
  12
  13 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  14
  15         PR ld/19969
  16         * elf64-x86-64.c (check_relocs_failed): New.
  17         (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
  18         Support relocation agaist local symbol.  Set check_relocs_failed.
  19         (elf_x86_64_check_relocs): Use elf_x86_64_need_pic.  Check
  20         R_X86_64_32 relocation overflow.
  21         (elf_x86_64_relocate_section): Skip if check_relocs failed.
  22         Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
  23
  24 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  25
  26         * elf32-i386.c (elf_i386_check_relocs): Call
  27         _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
  28         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
  29
  30 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  31
  32         * elf-bfd.h (_bfd_elf_link_check_relocs): New.
  33         * elflink.c (_bfd_elf_link_check_relocs): New function.
  34         (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
  35         if check_relocs_after_open_input is FALSE.
  36
  37 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
  38
  39         * cache.c: Update old style function definitions.
  40         * elf32-m68k.c: Likewise.
  41         * elf64-mmix.c: Likewise.
  42         * stab-syms.c: Likewise.
  43
  44 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
  45
  46         * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
  47
  48 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
  49
  50         * Makefile.in: Regenerated with automake 1.11.6.
  51         * aclocal.m4: Likewise.
  52         * doc/Makefile.in: Likewise.
  53
  54 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
  55
  56         * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
  57         * bfd-in2.h: Regenerate.
  58         * libbfd.h: Regenerate.
  59         * elf32-arc.c: Add 'opcode/arc.h' include.
  60         (struct arc_relocation_data): Add symbol_name.
  61         (arc_special_overflow_checks): New function.
  62         (arc_do_relocation): Use arc_special_overflow_checks, reindent as
  63         required, add an extra comment.
  64         (elf_arc_relocate_section): Setup symbol_name in reloc_data.
  65
  66 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
  67
  68         * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
  69         entries.
  70         (elf_arc_relocate_section): Update enum uses.
  71         (elf_arc_check_relocs): Likewise.
  72         (elf_arc_finish_dynamic_symbol): Likewise.
  73
  74 2016-04-14  H.J. Lu  <hongjiu.lu@intel.com>
  75
  76         * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
  77         "sh_link".
  78
  79 2016-04-14  Nick Clifton  <nickc@redhat.com>
  80
  81         PR target/19938
  82         * elf-bbfd.h (struct elf_backend_data): New field:
  83         elf_strtab_flags.
  84         New field: elf_backend_set_special_section_info_and_link
  85         * elfxx-target.h (elf_backend_strtab_flags): Define if not already
  86         defined.
  87         (elf_backend_set_special_section_info_and_link): Define if not
  88         already defined.
  89         (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
  90         elf_backend_strtab_flags macros to initialise fields in structure.
  91         * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
  92         being set even if SHF_MERGE is not set.
  93         (elf_fake_sections): Likewise.
  94         (section_match): New function.  Matches two ELF sections based
  95         upon fixed characteristics.
  96         (find_link): New function.  Locates a section in a BFD that
  97         matches a section in a different BFD.
  98         (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
  99         fields of reserved sections.
 100         (bfd_elf_compute_section_file_positions): Set the flags for the
 101         .shstrtab section based upon the elf_strtab_flags field in the
 102         elf_backend_data structure.
 103         (swap_out_syms): Likewise for the .strtab section.
 104         * elflink.c (bfd_elf_final_link): Set the flags for the
 105         .strtab section based upon the elf_strtab_flags field in the
 106         elf_backend_data structure.
 107         * elf32-i386.c (elf32_i386_set_special_info_link): New function.
 108         (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
 109         targets.
 110         (elf_backend_set_special_section_info_and_link): Define for
 111         Solaris targets.
 112         * elf32-sparc.c: Likewise.
 113         * elf64-x86-64.c: Likewise.
 114
 115 2016-04-11  H.J. Lu  <hongjiu.lu@intel.com>
 116
 117         PR ld/19939
 118         * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
 119         to bfd_boolean.
 120         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
 121         Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
 122         applies to read-only section.
 123         * elf32-i386.c (elf_i386_link_hash_table): Add
 124         readonly_dynrelocs_against_ifunc.
 125         (elf_i386_allocate_dynrelocs): Updated.
 126         (elf_i386_size_dynamic_sections): Issue an error for read-only
 127         segment with dynamic IFUNC relocations only if
 128         readonly_dynrelocs_against_ifunc is TRUE.
 129         * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
 130         readonly_dynrelocs_against_ifunc.
 131         (elf_x86_64_allocate_dynrelocs): Updated.
 132         (elf_x86_64_size_dynamic_sections): Issue an error for read-only
 133         segment with dynamic IFUNC relocations only if
 134         readonly_dynrelocs_against_ifunc is TRUE.
 135         * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
 136         Updated.
 137
 138 2016-04-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 139
 140         * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
 141         a fall through from error_ret_free_internal.  Free local_syms in
 142         error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
 143
 144 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 145
 146         * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
 147         (relocate_plt_for_entry): Likewise.
 148
 149 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 150
 151         * elf32-arc.c (elf_arc_check_relocs): Changed
 152
 153 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 154
 155         * elf32-arc.c (name_for_global_symbol): Changed assert.
 156         (get_replace_function): Created.:
 157         (struct arc_relocation_data): Changed to signed types.
 158         (defines S, L, P, PDATA): Casted to signed type.
 159         (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
 160         (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
 161         (arc_do_relocation): Changed.
 162
 163 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 164
 165         * elf32-arc.c (name_for_global_symbol): Added assert to check for
 166         symbol index.
 167         (elf_arc_relocate_section): Added and changed asserts, validating
 168         the synamic symbol index.
 169         (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
 170         relocation if symbol has dynindx set to -1.
 171
 172 2016-04-05  Maciej W. Rozycki  <macro@imgtec.com>
 173
 174         * elflink.c (elf_link_add_object_symbols): Always turn hidden
 175         and internal symbols which have a dynamic index into local
 176         ones.
 177
 178 2016-04-04  Nick Clifton  <nickc@redhat.com>
 179
 180         PR 19872
 181         * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
 182         version number if the version is zero.
 183
 184 2016-04-01  Alan Modra  <amodra@gmail.com>
 185
 186         PR 19886
 187         * elflink.c (on_needed_list): Recursively check needed status.
 188         (elf_link_add_object_symbols): Adjust.
 189
 190 2016-03-30  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 191
 192         * elf32-avr.c (avr_elf32_load_records_from_section): Free
 193         internal_relocs only if they aren't cached.
 194
 195 2016-03-29  Nick Clifton  <nickc@redhat.com>
 196
 197         PR 17334
 198         * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
 199         assertion on the size of the got section to allow it to be bigger
 200         than the number of relocs.
 201
 202 2016-03-29  Toni Spets  <toni.spets@iki.fi>
 203
 204         PR 19878
 205         * coffcode.h (coff_write_object_contents): Revert accidental
 206         2014-11-10 change.
 207
 208 2016-03-22  Alan Modra  <amodra@gmail.com>
 209
 210         PR 19850
 211         * dwarf2.c (read_attribute_value): Skip info_ptr check for
 212         DW_FORM_flag_present.
 213
 214 2016-03-22  Nick Clifton  <nickc@redhat.com>
 215
 216         * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
 217         architecture name for backwards compatibility.
 218
 219         * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
 220         unbounded stack use.
 221
 222         * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
 223         sufficiently recent version of GCC.
 224         * configure: Regenerate.
 225
 226 2016-03-22  Alan Modra  <amodra@gmail.com>
 227
 228         PR 19851
 229         * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
 230
 231 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 232
 233         * archures.c (bfd_mach_arc_nps400): Define.
 234         * bfd-in2.h: Regenerate.
 235         * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
 236         some existing entries to make space.
 237         * elf32-arc.c (arc_elf_object_p): Add nps400 case.
 238         (arc_elf_final_write_processing): Likewise.
 239
 240 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 241
 242         * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
 243         EF_ARC_CPU_GENERIC.
 244         (arc_elf_final_write_processing): Don't bother setting cpu field
 245         in e_flags, this will have been set elsewhere.
 246
 247 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 248
 249         * elf32-arc.c (arc_elf_final_write_processing): Switch to using
 250         EF_ARC_MACH_MSK.
 251
 252 2016-03-21  Nick Clifton  <nickc@redhat.com>
 253
 254         * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
 255         * configure: Regenerate.
 256         * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
 257         alloca with call to xmalloc.
 258         * elf32-nds32.c: Likewise.
 259         * elf64-hppa.c: Likewise.
 260         * elfxx-mips.c: Likewise.
 261         * pef.c: Likewise.
 262         * pei-x86_64.c: Likewise.
 263         * som.c: Likewise.
 264         * xsym.c: Likewise.
 265
 266 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 267
 268         PR ld/19827
 269         * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
 270         locally in PIE.
 271         (elf_i386_relocate_section): Likewise.
 272         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 273         (elf_x86_64_relocate_section): Likewise.
 274
 275 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 276
 277         PR ld/19807
 278         * elf64-x86-64.c (elf_x86_64_relocate_section): Check
 279         no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
 280         relocation overflow check.
 281
 282 2016-03-14  H.J. Lu  <hongjiu.lu@intel.com>
 283
 284         * bfd-in2.h: Regenerated.
 285
 286 2016-03-11  Dan Gissel  <dgisselq@ieee.org>
 287
 288         PR 19713
 289         * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
 290         uses bytes not octets.
 291         * elflink.c (resolve_section): Likewise.
 292         Add a bfd parameter.
 293         (eval_section): Pass the input_bfd to resolve_section.
 294         (bfd_elf_perform_complex_relocation): Convert byte offset to
 295         octets before read and writing values.
 296         (elf_link_input_bfd): Add byte to octet conversions.
 297         (elf_reloc_link_order): Likewise.
 298         (elf_fixup_link_order): Likewise.
 299         (bfd_elf_final_link): Likewise.
 300         * reloc.c (_bfd_final_link_relocate): Likewise.
 301         * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
 302
 303 2016-03-10  Nick Clifton  <nickc@redhat.com>
 304
 305         * config.bfd: Mark the i370 target as obsolete.
 306
 307 2016-03-09  Pedro Alves  <palves@redhat.com>
 308
 309         * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
 310         gcc ABI)" to printable name.
 311         * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
 312         of "v850-rh850" as printable name.
 313
 314 2016-03-09  Leon Winter  <winter-gcc@bfw-online.de>
 315
 316         PR ld/19623
 317         * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
 318         relocations against absolute symbols.
 319
 320 2016-03-09  Alan Modra  <amodra@gmail.com>
 321
 322         PR binutils/19775
 323         * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
 324         length elements in the archive.
 325
 326 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 327
 328         PR ld/19789
 329         * elflink.c (elf_link_add_object_symbols): Create dynamic sections
 330         for -E/--dynamic-list only when not relocatable.
 331
 332 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 333
 334         PR ld/19784
 335         * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
 336         count for locally defined local IFUNC symbols in shared object.
 337         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 338
 339 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 340
 341         PR ld/19579
 342         * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
 343         together.
 344
 345 2016-03-08  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 346             Andrew Burgess  <andrew.burgess@embecosm.com>
 347
 348         * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
 349         (arc_bfd_put_32): Becomes an alias for bfd_put_32.
 350         (arc_elf_howto_init): Added assert to validate relocations.
 351         (get_middle_endian_relocation): Delete.
 352         (middle_endian_convert): New function.
 353         (ME): Redefine, now does nothing.
 354         (IS_ME): New define.
 355         (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
 356         definition to call middle_endian_convert.  Add a new local
 357         variable and make use of this throughout. Added call to
 358         arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
 359
 360 2016-03-07  Nick Clifton  <nickc@redhat.com>
 361
 362         PR binutils/19775
 363         * archive.c (bfd_generic_openr_next_archived_file): Allow zero
 364         length elements in the archive.
 365
 366 2016-03-07  Jiong Wang  <jiong.wang@arm.com>
 367
 368         * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
 369         section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
 370
 371 2016-03-04  H.J. Lu  <hongjiu.lu@intel.com>
 372
 373         PR ld/19579
 374         * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
 375         executable as definition if the new definition comes from a
 376         shared library.
 377
 378 2016-03-02  Alan Modra  <amodra@gmail.com>
 379
 380         * Makefile.in: Regenerate.
 381         * po/SRC-POTFILES.in: Regenerate.
 382
 383 2016-02-29  Cupertino Miranda  <cmiranda@synopsys.com>
 384
 385         * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
 386         relocation addend when sections get merged.
 387
 388 2016-02-29  Cupertino Miranda <Cupertino.Miranda@synopsys.com>
 389
 390         * elf32-arc.c (arc_elf_final_write_processing): Add condition to
 391         the flag change.
 392         (elf_arc_relocate_section): Fixes and conditions to support PIE.
 393         Assert for code sections dynamic relocs.
 394
 395 2016-02-26  Renlin Li  <renlin.li@arm.com>
 396
 397         * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
 398         check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
 399
 400 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 401
 402         PR ld/19609
 403         * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
 404         load with locally bound symbols if PIC is false or there is no
 405         base register.  Optimize branch to 0 if PIC is false.
 406         (elf_i386_relocate_section): Don't generate dynamic relocations
 407         against undefined weak symbols if PIC is false.
 408         * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
 409         if we can't estimate relocation overflow with --no-relax.
 410         Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
 411         symbols if PIC is false.  Optimize branch to 0 if PIC is false.
 412         (elf_x86_64_relocate_section): Don't generate dynamic relocations
 413         against undefined weak symbols if PIC is false.
 414
 415 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 416
 417         PR ld/19645
 418         * bfd.c (bfd): Change flags to 20 bits.
 419         (BFD_CONVERT_ELF_COMMON): New.
 420         (BFD_USE_ELF_STT_COMMON): Likewise.
 421         (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
 422         BFD_USE_ELF_STT_COMMON.
 423         (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
 424         * configure.ac: Remove --enable-elf-stt-common.
 425         * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
 426         common symbol depending on BFD_CONVERT_ELF_COMMON and
 427         BFD_USE_ELF_STT_COMMON.
 428         * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
 429         STT_COMMON.
 430         * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
 431         STT_COMMON.
 432         (elf_link_convert_common_type): New function.
 433         (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
 434         common symbol depending on BFD_CONVERT_ELF_COMMON and
 435         BFD_USE_ELF_STT_COMMON.  Set sym.st_info after sym.st_shndx.
 436         * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
 437         and BFD_USE_ELF_STT_COMMON to object_flags.
 438         (TARGET_LITTLE_SYM): Likewise.
 439         * syms.c (BSF_KEEP_G): Renamed to ...
 440         (BSF_ELF_COMMON): This.
 441         * bfd-in2.h: Regenerated.
 442         * config.in: Likewise.
 443         * configure: Likewise.
 444
 445 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 446
 447         PR ld/19636
 448         PR ld/19704
 449         PR ld/19719
 450         * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 451         (elf_i386_link_hash_entry): Add has_got_reloc and
 452         has_non_got_reloc.
 453         (elf_i386_link_hash_table): Add interp.
 454         (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
 455         has_non_got_reloc.
 456         (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
 457         has_non_got_reloc.
 458         (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
 459         (elf_i386_fixup_symbol): New function.
 460         (elf_i386_pie_finish_undefweak_symbol): Likewise.
 461         (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
 462         relocations and discard relocations against resolved undefined
 463         weak symbols in executable.  Don't make resolved undefined weak
 464         symbols in executable dynamic.  Keep dynamic non-GOT/non-PLT
 465         relocation against undefined weak symbols in PIE.
 466         (elf_i386_size_dynamic_sections): Set interp to .interp section.
 467         (elf_i386_relocate_section): Don't generate dynamic relocations
 468         against resolved undefined weak symbols in PIE, except for
 469         R_386_PC32.
 470         (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
 471         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 472         Don't generate dynamic relocation against resolved undefined weak
 473         symbol in executable.
 474         (elf_i386_finish_dynamic_sections): Call
 475         elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
 476         (elf_backend_fixup_symbol): New.
 477         * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 478         (elf_x86_64_link_hash_entry): Add has_got_reloc and
 479         has_non_got_reloc.
 480         (elf_x86_64_link_hash_table): Add interp.
 481         (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
 482         has_non_got_reloc.
 483         (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
 484         has_non_got_reloc.
 485         (elf_x86_64_check_relocs): Set has_got_reloc and
 486         has_non_got_reloc.
 487         (elf_x86_64_fixup_symbol): New function.
 488         (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
 489         (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
 490         relocations and discard relocations against resolved undefined
 491         weak symbols in executable.  Don't make resolved undefined weak
 492         symbols in executable dynamic.
 493         (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
 494         (elf_x86_64_relocate_section): Check relocation overflow for
 495         dynamic relocations against unresolved weak undefined symbols.
 496         Don't generate dynamic relocations against resolved weak
 497         undefined symbols in PIE.
 498         (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
 499         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 500         Don't generate dynamic relocation against resolved undefined weak
 501         symbol in executable.
 502         (elf_x86_64_finish_dynamic_sections): Call
 503         elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
 504         (elf_backend_fixup_symbol): New.
 505
 506 2016-02-26  Alan Modra  <amodra@gmail.com>
 507
 508         * elf64-ppc.c (create_linkage_sections): Create sfpr when
 509         save_restore_funcs, rest of sections when not relocatable.
 510         (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
 511         (sfpr_define): Define all symbols on emitted code.
 512         (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
 513         when relocatable.  Move sfpr_define loop earlier.
 514
 515 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 516
 517         * elf64-x86-64.c (elf_x86_64_need_pic): New function.
 518         (elf_x86_64_relocate_section): Use it.  Replace
 519         x86_64_elf_howto_table[r_type] with howto.
 520
 521 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 522
 523         PR ld/19698
 524         * elflink.c (bfd_elf_record_link_assignment): Set versioned if
 525         symbol version is unknown.
 526
 527 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 528
 529         * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
 530         to (bfd_vma) -1 when setting needs_plt to 0.
 531         * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
 532
 533 2016-02-23  H.J. Lu  <hongjiu.lu@intel.com>
 534
 535         * elflink.c (bfd_elf_record_link_assignment): Check for shared
 536         library, instead of PIC, and don't check PDE when making linker
 537         assigned symbol dynamic.
 538
 539 2016-02-23  Faraz Shahbazker  <faraz.shahbazker@imgtec.com>
 540
 541         * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
 542         ABIVERSION for non-executable stack.
 543
 544 2016-02-23  Rich Felker  <bugdal@aerifal.cx>
 545
 546         PR target/19516
 547         * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
 548         Always produce a RELATIVE reloc for a local symbol.
 549
 550 2016-02-23  Hans-Peter Nilsson  <hp@axis.com>
 551
 552         Fix test-case ld-elf/pr19617b
 553         * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
 554         discard unused non-function symbols when --dynamic-list-data.
 555
 556 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 557
 558         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
 559         dynsym section, even if it is empty, with dynamic sections.
 560
 561 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 562
 563         * syms.c: Remove BSF_COMMON from comments.
 564         * bfd-in2.h: Regenerated.
 565
 566 2016-02-22  Jiong Wang  <jiong.wang@arm.com>
 567
 568         * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
 569         for destination.  Remove useless function parameters.
 570         (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
 571
 572 2016-02-19  Nick Clifton  <nickc@redhat.com>
 573
 574         PR ld/19629
 575         * aoutx.h (aout_link_add_symbols): Check for out of range string
 576         table offsets.
 577
 578         PR ld/19628
 579         * reloc.c (bfd_generic_get_relocated_section_contents): Stop
 580         processing if we encounter a reloc without an associated symbol.
 581
 582 2016-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 583
 584         PR ld/19617
 585         * elflink.c (elf_link_add_object_symbols): Always create dynamic
 586         sections for -E/--dynamic-list.
 587
 588 2016-02-17  H.J. Lu  <hongjiu.lu@intel.com>
 589
 590         * elf64-x86-64.c (elf_backend_omit_section_dynsym): New.  Defined
 591         to bfd_true.
 592
 593 2016-02-16  Joseph Myers  <joseph@codesourcery.com>
 594
 595         * plugin.c (plugin_vec): Set match priority to 255.
 596         * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
 597         matching against the plugin vector, take priority from there not
 598         from TEMP.
 599
 600 2016-02-15  Nick Clifton  <nickc@redhat.com>
 601
 602         * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
 603         for length and type fields.  Use a signed value for the
 604         suffix_length field.
 605
 606 2016-02-10  H.J. Lu  <hongjiu.lu@intel.com>
 607
 608         PR ld/19601
 609         * elf32-i386.c (elf_i386_relocate_section): Mask off the least
 610         significant bit in GOT offset for R_386_GOT32X.
 611
 612 2016-02-10  Nick Clifton  <nickc@redhat.com>
 613
 614         PR 19405
 615         * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
 616         immediate values.
 617         * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
 618         number of messages about FDE encoding preventing .eh_frame_hdr
 619         generation.
 620
 621 2016-02-09  Nick Clifton  <nickc@redhat.com>
 622
 623         * oasys.c (oasys_archive_p): Fix indentation.
 624         * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
 625         constant for left shifting.
 626
 627         * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
 628         helpful warning message to explain why certain AArch64 relocs
 629         might overflow.
 630
 631 2016-02-05  Simon Marchi  <simon.marchi@ericsson.com>
 632
 633         * pe-mips.c (coff_mips_reloc): Fix formatting.
 634
 635 2016-02-05  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 636
 637         * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
 638         to bfd_mach_arc_arc600.
 639
 640 2016-02-04  Alan Modra  <amodra@gmail.com>
 641
 642         * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
 643         for big-endian.
 644
 645 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 646
 647         PR ld/19542
 648         * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
 649         distances in the compressed_size field of the output section.
 650
 651 2016-02-02  Alan Modra  <amodra@gmail.com>
 652
 653         * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
 654         ELFv2 entry optimization.
 655
 656 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 657
 658         PR binutils/19547
 659         * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
 660         no relocations in relocatable files.
 661
 662 2016-02-01  H.J. Lu  <hongjiu.lu@intel.com>
 663
 664         PR ld/19553
 665         * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
 666         if a symbol from a library loaded via DT_NEEDED doesn't match
 667         the symbol referenced by regular object.
 668
 669 2016-02-01  Nathaniel Smith  <njs@pobox.com>
 670
 671         * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
 672         CODE and DATA.
 673
 674 2016-02-01  Alan Modra  <amodra@gmail.com>
 675
 676         * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
 677         an out of range reloc_index.
 678         * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
 679
 680 2016-02-01  Kamil Rytarowski  <n54@gmx.com>
 681
 682         * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
 683         (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
 684         * Makefile.in: Regenerated.
 685
 686 2016-02-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 687
 688         * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
 689
 690 2016-01-31  John David Anglin  <danglin@gcc.gnu.org>
 691
 692         PR ld/19526
 693         * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
 694         files.
 695         * elf64-hppa.c (elf32_hppa_final_link): Likewise.  Remove retval.
 696
 697 2016-01-30  H.J. Lu  <hongjiu.lu@intel.com>
 698
 699         PR ld/19539
 700         * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
 701         against STT_GNU_IFUNC symbol only with dynamic symbols.
 702         * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
 703
 704 2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
 705
 706         PR binutils/19523
 707         * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
 708         decompress debug sections.
 709
 710 2016-01-25  Maciej W. Rozycki  <macro@imgtec.com>
 711
 712         * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
 713         `dynindx'.
 714
 715 2016-01-25  Nick Clifton  <nickc@redhat.com>
 716
 717         PR target/19435
 718         * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
 719         dsym filename buffer.
 720
 721 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 722
 723         * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
 724
 725 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 726
 727         * elfxx-mips.c (BZ16_REG): Correct calculation.
 728
 729 2016-01-21  Nick Clifton  <nickc@redhat.com>
 730
 731         * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
 732         changing the type of _loc to be bfd_byte *.
 733         (elf_arc_finish_dynamic_symbol): Likewise.
 734
 735 2016-01-21  Nick Clifton  <nickc@redhat.com>
 736
 737         PR ld/19455
 738         * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
 739         class of the linker stub bfd.
 740         (elf32_arm_check_relocs): Skip check for pic format after
 741         processing a vxWorks R_ARM_ABS12 reloc.
 742         * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
 743         reporting a class mismatch.
 744
 745 2016-01-21  Jiong Wang  <jiong.wang@arm.com>
 746
 747         * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
 748         veneer for sym_sec != input_sec.
 749         (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
 750         (elfNN_aarch64_final_link_relocate): Take rela addend into account when
 751         calculation destination.
 752
 753 2016-01-21  Alan Modra  <amodra@gmail.com>
 754
 755         * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
 756         (swap_linux_prpsinfo64_out): New function.
 757         (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 758         (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
 759         * elf.c (elfcore_write_linux_prpsinfo32): Adjust.  Don't memset.
 760         (elfcore_write_linux_prpsinfo64): Likewise.
 761         * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
 762         (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 763         (elfcore_write_ppc_linux_prpsinfo32): Adjust.  Don't memset.
 764
 765 2016-01-21  Alan Modra  <amodra@gmail.com>
 766
 767         * elf-linux-core.h: Rename from elf-linux-psinfo.h.
 768         * elf.c: Adjust #include.
 769         * elf32-ppc.c: Don't #include elf-linux-psinfo.h
 770         * Makefile.am (SOURCE_HFILES): Update.
 771         * Makefile.in: Regenerate.
 772         * po/SRC-PORFILES.in: Regenerate.
 773
 774 2016-01-21  Alan Modra  <amodra@gmail.com>
 775
 776         * configure.ac: Move corefile selection later in file.  Move
 777         tdefaults code immediately after other target vector code.
 778         * configure: Regenerate.
 779
 780 2016-01-20  Mickael Guene  <mickael.guene@st.com>
 781
 782         * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
 783         section using '.text.noread' pattern.
 784
 785 2016-01-19  John Baldwin  <jhb@FreeBSD.org>
 786
 787         * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
 788
 789 2016-01-18  Miranda Cupertino  <Cupertino.Miranda@synopsys.com>
 790             Zissulescu Claudiu  <Claudiu.Zissulescu@synopsys.com>
 791
 792         * arc-plt.def: New file.
 793         * arc-plt.h: Likewise.
 794         * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
 795                        elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
 796                        elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
 797                        elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
 798         (name_for_global_symbol): Added.
 799         (ADD_RELA): Helper to create dynamic relocs.
 800         (new_got_entry_to_list): Create a new got entry in linked list.
 801         (symbol_has_entry_of_type): Search for specific type of entry in
 802         list.
 803         (is_reloc_for_GOT): return FALSE for any TLS related relocs.
 804         (is_reloc_for_TLS, arc_elf_set_private_flags)
 805         (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
 806         (arc_elf_merge_private_bfd_data): New functions.
 807         (debug_arc_reloc): Cleaned debug info printing.
 808         (PDATA reloc): Changed not to perform address alignment.
 809         (reverse_me): Added. Fix for ARC_32 relocs.
 810         (arc_do_relocation): Return bfd_reloc_of when no relocation should
 811         occur.
 812         (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
 813         Changed function to access an array of list of GOT entries instead
 814         of just an array of offsets.
 815         (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
 816         (elf_arc_check_relocs): Likewise.
 817         (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
 818         (elf_arc_finish_dynamic_sections): Likewise
 819         (arc_create_dynamic_sections): Modified conditions to create
 820         dynamic sections.
 821         (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
 822         (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
 823         (relocate_plt_for_entry): Changed to support new way to define PLT
 824         related code.
 825         (add_symbol_to_plt): Likewise.
 826         (arc_elf_link_hash_table_create): New function.
 827
 828 2016-01-18  Nick Clifton  <nickc@redhat.com>
 829
 830         PR ld/19440
 831         * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
 832         section number into internal section number.
 833         * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
 834         * coffswap.h (coff_swap_sym_in): Likewise.
 835         * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
 836         * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
 837         section number field is big enough to hold the external value.
 838
 839 2016-01-17  Alan Modra  <amodra@gmail.com>
 840
 841         * configure: Regenerate.
 842
 843 2016-01-12  Yury Usishchev  <y.usishchev@samsung.com>
 844
 845         * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
 846         when address in first unwind entry does not match start of
 847         section.
 848
 849 2016-01-08  Richard Sandiford  <richard.sandiford@arm.com>
 850             Jiong Wang  <jiong.wang@arm.com>
 851
 852         PR ld/19368
 853         * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
 854         reloc_class_ifunc.
 855
 856 2016-01-06  Andrew Burgess  <andrew.burgess@embecosm.com>
 857
 858         * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
 859         place 'R_' before the reloc name returned.
 860         (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
 861         the relocation string.
 862
 863 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 864
 865         * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
 866         factored out from...
 867         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 868
 869 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 870
 871         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
 872         attribute check after ELF file header flag check.
 873
 874 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 875
 876         * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
 877         return status from `_bfd_elf_merge_object_attributes'.
 878
 879 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 880
 881         * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
 882         factored out from...
 883         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 884
 885 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 886
 887         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
 888         handling of input MIPS ABI flags together.
 889
 890 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 891
 892         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
 893         attribute checks for null input.
 894
 895 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 896
 897         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
 898         pointers to target data.
 899
 900 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 901
 902         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
 903         an FP ABI warning.
 904
 905 2016-01-01  Alan Modra  <amodra@gmail.com>
 906
 907         Update year range in copyright notice of all files.
 908
 909 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
 910 \f
 911 Copyright (C) 2016 Free Software Foundation, Inc.
 912
 913 Copying and distribution of this file, with or without modification,
 914 are permitted in any medium without royalty provided the copyright
 915 notice and this notice are preserved.
 916
 917 Local Variables:
 918 mode: change-log
 919 left-margin: 8
 920 fill-column: 74
 921 version-control: never
 922 End: