bfd/ChangeLog

   1 2016-04-21  Nick Clifton  <nickc@redhat.com>
   2
   3         * aout-adobe.c: Use _bfd_generic_link_check_relocs.
   4         * aout-target.h: Likewise.
   5         * aout-tic30.c: Likewise.
   6         * binary.c: Likewise.
   7         * bout.c: Likewise.
   8         * coff-alpha.c: Likewise.
   9         * coff-rs6000.c: Likewise.
  10         * coff64-rs6000.c: Likewise.
  11         * coffcode.h: Likewise.
  12         * i386msdos.c: Likewise.
  13         * i386os9k.c: Likewise.
  14         * ieee.c: Likewise.
  15         * ihex.c: Likewise.
  16         * libbfd-in.h: Likewise.
  17         * libecoff.h: Likewise.
  18         * mach-o-target.c: Likewise.
  19         * mmo.c: Likewise.
  20         * nlm-target.h: Likewise.
  21         * oasys.c: Likewise.
  22         * pef.c: Likewise.
  23         * plugin.c: Likewise.
  24         * ppcboot.c: Likewise.
  25         * som.c: Likewise.
  26         * srec.c: Likewise.
  27         * tekhex.c: Likewise.
  28         * versados.c: Likewise.
  29         * vms-alpha.c: Likewise.
  30         * xsym.c: Likewise.
  31         * elfxx-target.h: Use _bfd_elf_link_check_relocs.
  32         * linker.c (bfd_link_check_relocs): New function.
  33         (_bfd_generic_link_check_relocs): New function.
  34         * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
  35         _bfd_link_check_relocs field.
  36         (struct bfd_target)L Add _bfd_link_check_relocs field.
  37         * bfd-in2.h: Regenerate.
  38         * libbfd.h: Regenerate.
  39
  40 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  41
  42         * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
  43         (elf_backend_gc_sweep_hook): Likewise.
  44         * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
  45         (elf_backend_gc_sweep_hook): Likewise.
  46
  47 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  48
  49         * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
  50         in excluded sections
  51
  52 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  53
  54         PR ld/19969
  55         * elf64-x86-64.c (check_relocs_failed): New.
  56         (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
  57         Support relocation agaist local symbol.  Set check_relocs_failed.
  58         (elf_x86_64_check_relocs): Use elf_x86_64_need_pic.  Check
  59         R_X86_64_32 relocation overflow.
  60         (elf_x86_64_relocate_section): Skip if check_relocs failed.
  61         Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
  62
  63 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  64
  65         * elf32-i386.c (elf_i386_check_relocs): Call
  66         _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
  67         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
  68
  69 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  70
  71         * elf-bfd.h (_bfd_elf_link_check_relocs): New.
  72         * elflink.c (_bfd_elf_link_check_relocs): New function.
  73         (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
  74         if check_relocs_after_open_input is FALSE.
  75
  76 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
  77
  78         * cache.c: Update old style function definitions.
  79         * elf32-m68k.c: Likewise.
  80         * elf64-mmix.c: Likewise.
  81         * stab-syms.c: Likewise.
  82
  83 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
  84
  85         * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
  86
  87 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
  88
  89         * Makefile.in: Regenerated with automake 1.11.6.
  90         * aclocal.m4: Likewise.
  91         * doc/Makefile.in: Likewise.
  92
  93 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
  94
  95         * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
  96         * bfd-in2.h: Regenerate.
  97         * libbfd.h: Regenerate.
  98         * elf32-arc.c: Add 'opcode/arc.h' include.
  99         (struct arc_relocation_data): Add symbol_name.
 100         (arc_special_overflow_checks): New function.
 101         (arc_do_relocation): Use arc_special_overflow_checks, reindent as
 102         required, add an extra comment.
 103         (elf_arc_relocate_section): Setup symbol_name in reloc_data.
 104
 105 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 106
 107         * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
 108         entries.
 109         (elf_arc_relocate_section): Update enum uses.
 110         (elf_arc_check_relocs): Likewise.
 111         (elf_arc_finish_dynamic_symbol): Likewise.
 112
 113 2016-04-14  H.J. Lu  <hongjiu.lu@intel.com>
 114
 115         * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
 116         "sh_link".
 117
 118 2016-04-14  Nick Clifton  <nickc@redhat.com>
 119
 120         PR target/19938
 121         * elf-bbfd.h (struct elf_backend_data): New field:
 122         elf_strtab_flags.
 123         New field: elf_backend_set_special_section_info_and_link
 124         * elfxx-target.h (elf_backend_strtab_flags): Define if not already
 125         defined.
 126         (elf_backend_set_special_section_info_and_link): Define if not
 127         already defined.
 128         (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
 129         elf_backend_strtab_flags macros to initialise fields in structure.
 130         * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
 131         being set even if SHF_MERGE is not set.
 132         (elf_fake_sections): Likewise.
 133         (section_match): New function.  Matches two ELF sections based
 134         upon fixed characteristics.
 135         (find_link): New function.  Locates a section in a BFD that
 136         matches a section in a different BFD.
 137         (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
 138         fields of reserved sections.
 139         (bfd_elf_compute_section_file_positions): Set the flags for the
 140         .shstrtab section based upon the elf_strtab_flags field in the
 141         elf_backend_data structure.
 142         (swap_out_syms): Likewise for the .strtab section.
 143         * elflink.c (bfd_elf_final_link): Set the flags for the
 144         .strtab section based upon the elf_strtab_flags field in the
 145         elf_backend_data structure.
 146         * elf32-i386.c (elf32_i386_set_special_info_link): New function.
 147         (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
 148         targets.
 149         (elf_backend_set_special_section_info_and_link): Define for
 150         Solaris targets.
 151         * elf32-sparc.c: Likewise.
 152         * elf64-x86-64.c: Likewise.
 153
 154 2016-04-11  H.J. Lu  <hongjiu.lu@intel.com>
 155
 156         PR ld/19939
 157         * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
 158         to bfd_boolean.
 159         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
 160         Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
 161         applies to read-only section.
 162         * elf32-i386.c (elf_i386_link_hash_table): Add
 163         readonly_dynrelocs_against_ifunc.
 164         (elf_i386_allocate_dynrelocs): Updated.
 165         (elf_i386_size_dynamic_sections): Issue an error for read-only
 166         segment with dynamic IFUNC relocations only if
 167         readonly_dynrelocs_against_ifunc is TRUE.
 168         * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
 169         readonly_dynrelocs_against_ifunc.
 170         (elf_x86_64_allocate_dynrelocs): Updated.
 171         (elf_x86_64_size_dynamic_sections): Issue an error for read-only
 172         segment with dynamic IFUNC relocations only if
 173         readonly_dynrelocs_against_ifunc is TRUE.
 174         * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
 175         Updated.
 176
 177 2016-04-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 178
 179         * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
 180         a fall through from error_ret_free_internal.  Free local_syms in
 181         error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
 182
 183 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 184
 185         * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
 186         (relocate_plt_for_entry): Likewise.
 187
 188 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 189
 190         * elf32-arc.c (elf_arc_check_relocs): Changed
 191
 192 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 193
 194         * elf32-arc.c (name_for_global_symbol): Changed assert.
 195         (get_replace_function): Created.:
 196         (struct arc_relocation_data): Changed to signed types.
 197         (defines S, L, P, PDATA): Casted to signed type.
 198         (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
 199         (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
 200         (arc_do_relocation): Changed.
 201
 202 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 203
 204         * elf32-arc.c (name_for_global_symbol): Added assert to check for
 205         symbol index.
 206         (elf_arc_relocate_section): Added and changed asserts, validating
 207         the synamic symbol index.
 208         (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
 209         relocation if symbol has dynindx set to -1.
 210
 211 2016-04-05  Maciej W. Rozycki  <macro@imgtec.com>
 212
 213         * elflink.c (elf_link_add_object_symbols): Always turn hidden
 214         and internal symbols which have a dynamic index into local
 215         ones.
 216
 217 2016-04-04  Nick Clifton  <nickc@redhat.com>
 218
 219         PR 19872
 220         * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
 221         version number if the version is zero.
 222
 223 2016-04-01  Alan Modra  <amodra@gmail.com>
 224
 225         PR 19886
 226         * elflink.c (on_needed_list): Recursively check needed status.
 227         (elf_link_add_object_symbols): Adjust.
 228
 229 2016-03-30  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 230
 231         * elf32-avr.c (avr_elf32_load_records_from_section): Free
 232         internal_relocs only if they aren't cached.
 233
 234 2016-03-29  Nick Clifton  <nickc@redhat.com>
 235
 236         PR 17334
 237         * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
 238         assertion on the size of the got section to allow it to be bigger
 239         than the number of relocs.
 240
 241 2016-03-29  Toni Spets  <toni.spets@iki.fi>
 242
 243         PR 19878
 244         * coffcode.h (coff_write_object_contents): Revert accidental
 245         2014-11-10 change.
 246
 247 2016-03-22  Alan Modra  <amodra@gmail.com>
 248
 249         PR 19850
 250         * dwarf2.c (read_attribute_value): Skip info_ptr check for
 251         DW_FORM_flag_present.
 252
 253 2016-03-22  Nick Clifton  <nickc@redhat.com>
 254
 255         * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
 256         architecture name for backwards compatibility.
 257
 258         * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
 259         unbounded stack use.
 260
 261         * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
 262         sufficiently recent version of GCC.
 263         * configure: Regenerate.
 264
 265 2016-03-22  Alan Modra  <amodra@gmail.com>
 266
 267         PR 19851
 268         * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
 269
 270 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 271
 272         * archures.c (bfd_mach_arc_nps400): Define.
 273         * bfd-in2.h: Regenerate.
 274         * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
 275         some existing entries to make space.
 276         * elf32-arc.c (arc_elf_object_p): Add nps400 case.
 277         (arc_elf_final_write_processing): Likewise.
 278
 279 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 280
 281         * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
 282         EF_ARC_CPU_GENERIC.
 283         (arc_elf_final_write_processing): Don't bother setting cpu field
 284         in e_flags, this will have been set elsewhere.
 285
 286 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 287
 288         * elf32-arc.c (arc_elf_final_write_processing): Switch to using
 289         EF_ARC_MACH_MSK.
 290
 291 2016-03-21  Nick Clifton  <nickc@redhat.com>
 292
 293         * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
 294         * configure: Regenerate.
 295         * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
 296         alloca with call to xmalloc.
 297         * elf32-nds32.c: Likewise.
 298         * elf64-hppa.c: Likewise.
 299         * elfxx-mips.c: Likewise.
 300         * pef.c: Likewise.
 301         * pei-x86_64.c: Likewise.
 302         * som.c: Likewise.
 303         * xsym.c: Likewise.
 304
 305 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 306
 307         PR ld/19827
 308         * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
 309         locally in PIE.
 310         (elf_i386_relocate_section): Likewise.
 311         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 312         (elf_x86_64_relocate_section): Likewise.
 313
 314 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 315
 316         PR ld/19807
 317         * elf64-x86-64.c (elf_x86_64_relocate_section): Check
 318         no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
 319         relocation overflow check.
 320
 321 2016-03-14  H.J. Lu  <hongjiu.lu@intel.com>
 322
 323         * bfd-in2.h: Regenerated.
 324
 325 2016-03-11  Dan Gissel  <dgisselq@ieee.org>
 326
 327         PR 19713
 328         * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
 329         uses bytes not octets.
 330         * elflink.c (resolve_section): Likewise.
 331         Add a bfd parameter.
 332         (eval_section): Pass the input_bfd to resolve_section.
 333         (bfd_elf_perform_complex_relocation): Convert byte offset to
 334         octets before read and writing values.
 335         (elf_link_input_bfd): Add byte to octet conversions.
 336         (elf_reloc_link_order): Likewise.
 337         (elf_fixup_link_order): Likewise.
 338         (bfd_elf_final_link): Likewise.
 339         * reloc.c (_bfd_final_link_relocate): Likewise.
 340         * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
 341
 342 2016-03-10  Nick Clifton  <nickc@redhat.com>
 343
 344         * config.bfd: Mark the i370 target as obsolete.
 345
 346 2016-03-09  Pedro Alves  <palves@redhat.com>
 347
 348         * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
 349         gcc ABI)" to printable name.
 350         * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
 351         of "v850-rh850" as printable name.
 352
 353 2016-03-09  Leon Winter  <winter-gcc@bfw-online.de>
 354
 355         PR ld/19623
 356         * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
 357         relocations against absolute symbols.
 358
 359 2016-03-09  Alan Modra  <amodra@gmail.com>
 360
 361         PR binutils/19775
 362         * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
 363         length elements in the archive.
 364
 365 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 366
 367         PR ld/19789
 368         * elflink.c (elf_link_add_object_symbols): Create dynamic sections
 369         for -E/--dynamic-list only when not relocatable.
 370
 371 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 372
 373         PR ld/19784
 374         * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
 375         count for locally defined local IFUNC symbols in shared object.
 376         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 377
 378 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 379
 380         PR ld/19579
 381         * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
 382         together.
 383
 384 2016-03-08  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 385             Andrew Burgess  <andrew.burgess@embecosm.com>
 386
 387         * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
 388         (arc_bfd_put_32): Becomes an alias for bfd_put_32.
 389         (arc_elf_howto_init): Added assert to validate relocations.
 390         (get_middle_endian_relocation): Delete.
 391         (middle_endian_convert): New function.
 392         (ME): Redefine, now does nothing.
 393         (IS_ME): New define.
 394         (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
 395         definition to call middle_endian_convert.  Add a new local
 396         variable and make use of this throughout. Added call to
 397         arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
 398
 399 2016-03-07  Nick Clifton  <nickc@redhat.com>
 400
 401         PR binutils/19775
 402         * archive.c (bfd_generic_openr_next_archived_file): Allow zero
 403         length elements in the archive.
 404
 405 2016-03-07  Jiong Wang  <jiong.wang@arm.com>
 406
 407         * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
 408         section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
 409
 410 2016-03-04  H.J. Lu  <hongjiu.lu@intel.com>
 411
 412         PR ld/19579
 413         * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
 414         executable as definition if the new definition comes from a
 415         shared library.
 416
 417 2016-03-02  Alan Modra  <amodra@gmail.com>
 418
 419         * Makefile.in: Regenerate.
 420         * po/SRC-POTFILES.in: Regenerate.
 421
 422 2016-02-29  Cupertino Miranda  <cmiranda@synopsys.com>
 423
 424         * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
 425         relocation addend when sections get merged.
 426
 427 2016-02-29  Cupertino Miranda <Cupertino.Miranda@synopsys.com>
 428
 429         * elf32-arc.c (arc_elf_final_write_processing): Add condition to
 430         the flag change.
 431         (elf_arc_relocate_section): Fixes and conditions to support PIE.
 432         Assert for code sections dynamic relocs.
 433
 434 2016-02-26  Renlin Li  <renlin.li@arm.com>
 435
 436         * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
 437         check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
 438
 439 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 440
 441         PR ld/19609
 442         * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
 443         load with locally bound symbols if PIC is false or there is no
 444         base register.  Optimize branch to 0 if PIC is false.
 445         (elf_i386_relocate_section): Don't generate dynamic relocations
 446         against undefined weak symbols if PIC is false.
 447         * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
 448         if we can't estimate relocation overflow with --no-relax.
 449         Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
 450         symbols if PIC is false.  Optimize branch to 0 if PIC is false.
 451         (elf_x86_64_relocate_section): Don't generate dynamic relocations
 452         against undefined weak symbols if PIC is false.
 453
 454 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 455
 456         PR ld/19645
 457         * bfd.c (bfd): Change flags to 20 bits.
 458         (BFD_CONVERT_ELF_COMMON): New.
 459         (BFD_USE_ELF_STT_COMMON): Likewise.
 460         (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
 461         BFD_USE_ELF_STT_COMMON.
 462         (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
 463         * configure.ac: Remove --enable-elf-stt-common.
 464         * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
 465         common symbol depending on BFD_CONVERT_ELF_COMMON and
 466         BFD_USE_ELF_STT_COMMON.
 467         * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
 468         STT_COMMON.
 469         * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
 470         STT_COMMON.
 471         (elf_link_convert_common_type): New function.
 472         (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
 473         common symbol depending on BFD_CONVERT_ELF_COMMON and
 474         BFD_USE_ELF_STT_COMMON.  Set sym.st_info after sym.st_shndx.
 475         * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
 476         and BFD_USE_ELF_STT_COMMON to object_flags.
 477         (TARGET_LITTLE_SYM): Likewise.
 478         * syms.c (BSF_KEEP_G): Renamed to ...
 479         (BSF_ELF_COMMON): This.
 480         * bfd-in2.h: Regenerated.
 481         * config.in: Likewise.
 482         * configure: Likewise.
 483
 484 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 485
 486         PR ld/19636
 487         PR ld/19704
 488         PR ld/19719
 489         * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 490         (elf_i386_link_hash_entry): Add has_got_reloc and
 491         has_non_got_reloc.
 492         (elf_i386_link_hash_table): Add interp.
 493         (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
 494         has_non_got_reloc.
 495         (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
 496         has_non_got_reloc.
 497         (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
 498         (elf_i386_fixup_symbol): New function.
 499         (elf_i386_pie_finish_undefweak_symbol): Likewise.
 500         (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
 501         relocations and discard relocations against resolved undefined
 502         weak symbols in executable.  Don't make resolved undefined weak
 503         symbols in executable dynamic.  Keep dynamic non-GOT/non-PLT
 504         relocation against undefined weak symbols in PIE.
 505         (elf_i386_size_dynamic_sections): Set interp to .interp section.
 506         (elf_i386_relocate_section): Don't generate dynamic relocations
 507         against resolved undefined weak symbols in PIE, except for
 508         R_386_PC32.
 509         (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
 510         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 511         Don't generate dynamic relocation against resolved undefined weak
 512         symbol in executable.
 513         (elf_i386_finish_dynamic_sections): Call
 514         elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
 515         (elf_backend_fixup_symbol): New.
 516         * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 517         (elf_x86_64_link_hash_entry): Add has_got_reloc and
 518         has_non_got_reloc.
 519         (elf_x86_64_link_hash_table): Add interp.
 520         (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
 521         has_non_got_reloc.
 522         (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
 523         has_non_got_reloc.
 524         (elf_x86_64_check_relocs): Set has_got_reloc and
 525         has_non_got_reloc.
 526         (elf_x86_64_fixup_symbol): New function.
 527         (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
 528         (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
 529         relocations and discard relocations against resolved undefined
 530         weak symbols in executable.  Don't make resolved undefined weak
 531         symbols in executable dynamic.
 532         (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
 533         (elf_x86_64_relocate_section): Check relocation overflow for
 534         dynamic relocations against unresolved weak undefined symbols.
 535         Don't generate dynamic relocations against resolved weak
 536         undefined symbols in PIE.
 537         (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
 538         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 539         Don't generate dynamic relocation against resolved undefined weak
 540         symbol in executable.
 541         (elf_x86_64_finish_dynamic_sections): Call
 542         elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
 543         (elf_backend_fixup_symbol): New.
 544
 545 2016-02-26  Alan Modra  <amodra@gmail.com>
 546
 547         * elf64-ppc.c (create_linkage_sections): Create sfpr when
 548         save_restore_funcs, rest of sections when not relocatable.
 549         (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
 550         (sfpr_define): Define all symbols on emitted code.
 551         (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
 552         when relocatable.  Move sfpr_define loop earlier.
 553
 554 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 555
 556         * elf64-x86-64.c (elf_x86_64_need_pic): New function.
 557         (elf_x86_64_relocate_section): Use it.  Replace
 558         x86_64_elf_howto_table[r_type] with howto.
 559
 560 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 561
 562         PR ld/19698
 563         * elflink.c (bfd_elf_record_link_assignment): Set versioned if
 564         symbol version is unknown.
 565
 566 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 567
 568         * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
 569         to (bfd_vma) -1 when setting needs_plt to 0.
 570         * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
 571
 572 2016-02-23  H.J. Lu  <hongjiu.lu@intel.com>
 573
 574         * elflink.c (bfd_elf_record_link_assignment): Check for shared
 575         library, instead of PIC, and don't check PDE when making linker
 576         assigned symbol dynamic.
 577
 578 2016-02-23  Faraz Shahbazker  <faraz.shahbazker@imgtec.com>
 579
 580         * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
 581         ABIVERSION for non-executable stack.
 582
 583 2016-02-23  Rich Felker  <bugdal@aerifal.cx>
 584
 585         PR target/19516
 586         * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
 587         Always produce a RELATIVE reloc for a local symbol.
 588
 589 2016-02-23  Hans-Peter Nilsson  <hp@axis.com>
 590
 591         Fix test-case ld-elf/pr19617b
 592         * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
 593         discard unused non-function symbols when --dynamic-list-data.
 594
 595 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 596
 597         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
 598         dynsym section, even if it is empty, with dynamic sections.
 599
 600 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 601
 602         * syms.c: Remove BSF_COMMON from comments.
 603         * bfd-in2.h: Regenerated.
 604
 605 2016-02-22  Jiong Wang  <jiong.wang@arm.com>
 606
 607         * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
 608         for destination.  Remove useless function parameters.
 609         (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
 610
 611 2016-02-19  Nick Clifton  <nickc@redhat.com>
 612
 613         PR ld/19629
 614         * aoutx.h (aout_link_add_symbols): Check for out of range string
 615         table offsets.
 616
 617         PR ld/19628
 618         * reloc.c (bfd_generic_get_relocated_section_contents): Stop
 619         processing if we encounter a reloc without an associated symbol.
 620
 621 2016-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 622
 623         PR ld/19617
 624         * elflink.c (elf_link_add_object_symbols): Always create dynamic
 625         sections for -E/--dynamic-list.
 626
 627 2016-02-17  H.J. Lu  <hongjiu.lu@intel.com>
 628
 629         * elf64-x86-64.c (elf_backend_omit_section_dynsym): New.  Defined
 630         to bfd_true.
 631
 632 2016-02-16  Joseph Myers  <joseph@codesourcery.com>
 633
 634         * plugin.c (plugin_vec): Set match priority to 255.
 635         * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
 636         matching against the plugin vector, take priority from there not
 637         from TEMP.
 638
 639 2016-02-15  Nick Clifton  <nickc@redhat.com>
 640
 641         * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
 642         for length and type fields.  Use a signed value for the
 643         suffix_length field.
 644
 645 2016-02-10  H.J. Lu  <hongjiu.lu@intel.com>
 646
 647         PR ld/19601
 648         * elf32-i386.c (elf_i386_relocate_section): Mask off the least
 649         significant bit in GOT offset for R_386_GOT32X.
 650
 651 2016-02-10  Nick Clifton  <nickc@redhat.com>
 652
 653         PR 19405
 654         * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
 655         immediate values.
 656         * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
 657         number of messages about FDE encoding preventing .eh_frame_hdr
 658         generation.
 659
 660 2016-02-09  Nick Clifton  <nickc@redhat.com>
 661
 662         * oasys.c (oasys_archive_p): Fix indentation.
 663         * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
 664         constant for left shifting.
 665
 666         * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
 667         helpful warning message to explain why certain AArch64 relocs
 668         might overflow.
 669
 670 2016-02-05  Simon Marchi  <simon.marchi@ericsson.com>
 671
 672         * pe-mips.c (coff_mips_reloc): Fix formatting.
 673
 674 2016-02-05  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 675
 676         * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
 677         to bfd_mach_arc_arc600.
 678
 679 2016-02-04  Alan Modra  <amodra@gmail.com>
 680
 681         * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
 682         for big-endian.
 683
 684 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 685
 686         PR ld/19542
 687         * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
 688         distances in the compressed_size field of the output section.
 689
 690 2016-02-02  Alan Modra  <amodra@gmail.com>
 691
 692         * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
 693         ELFv2 entry optimization.
 694
 695 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 696
 697         PR binutils/19547
 698         * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
 699         no relocations in relocatable files.
 700
 701 2016-02-01  H.J. Lu  <hongjiu.lu@intel.com>
 702
 703         PR ld/19553
 704         * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
 705         if a symbol from a library loaded via DT_NEEDED doesn't match
 706         the symbol referenced by regular object.
 707
 708 2016-02-01  Nathaniel Smith  <njs@pobox.com>
 709
 710         * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
 711         CODE and DATA.
 712
 713 2016-02-01  Alan Modra  <amodra@gmail.com>
 714
 715         * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
 716         an out of range reloc_index.
 717         * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
 718
 719 2016-02-01  Kamil Rytarowski  <n54@gmx.com>
 720
 721         * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
 722         (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
 723         * Makefile.in: Regenerated.
 724
 725 2016-02-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 726
 727         * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
 728
 729 2016-01-31  John David Anglin  <danglin@gcc.gnu.org>
 730
 731         PR ld/19526
 732         * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
 733         files.
 734         * elf64-hppa.c (elf32_hppa_final_link): Likewise.  Remove retval.
 735
 736 2016-01-30  H.J. Lu  <hongjiu.lu@intel.com>
 737
 738         PR ld/19539
 739         * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
 740         against STT_GNU_IFUNC symbol only with dynamic symbols.
 741         * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
 742
 743 2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
 744
 745         PR binutils/19523
 746         * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
 747         decompress debug sections.
 748
 749 2016-01-25  Maciej W. Rozycki  <macro@imgtec.com>
 750
 751         * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
 752         `dynindx'.
 753
 754 2016-01-25  Nick Clifton  <nickc@redhat.com>
 755
 756         PR target/19435
 757         * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
 758         dsym filename buffer.
 759
 760 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 761
 762         * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
 763
 764 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 765
 766         * elfxx-mips.c (BZ16_REG): Correct calculation.
 767
 768 2016-01-21  Nick Clifton  <nickc@redhat.com>
 769
 770         * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
 771         changing the type of _loc to be bfd_byte *.
 772         (elf_arc_finish_dynamic_symbol): Likewise.
 773
 774 2016-01-21  Nick Clifton  <nickc@redhat.com>
 775
 776         PR ld/19455
 777         * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
 778         class of the linker stub bfd.
 779         (elf32_arm_check_relocs): Skip check for pic format after
 780         processing a vxWorks R_ARM_ABS12 reloc.
 781         * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
 782         reporting a class mismatch.
 783
 784 2016-01-21  Jiong Wang  <jiong.wang@arm.com>
 785
 786         * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
 787         veneer for sym_sec != input_sec.
 788         (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
 789         (elfNN_aarch64_final_link_relocate): Take rela addend into account when
 790         calculation destination.
 791
 792 2016-01-21  Alan Modra  <amodra@gmail.com>
 793
 794         * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
 795         (swap_linux_prpsinfo64_out): New function.
 796         (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 797         (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
 798         * elf.c (elfcore_write_linux_prpsinfo32): Adjust.  Don't memset.
 799         (elfcore_write_linux_prpsinfo64): Likewise.
 800         * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
 801         (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 802         (elfcore_write_ppc_linux_prpsinfo32): Adjust.  Don't memset.
 803
 804 2016-01-21  Alan Modra  <amodra@gmail.com>
 805
 806         * elf-linux-core.h: Rename from elf-linux-psinfo.h.
 807         * elf.c: Adjust #include.
 808         * elf32-ppc.c: Don't #include elf-linux-psinfo.h
 809         * Makefile.am (SOURCE_HFILES): Update.
 810         * Makefile.in: Regenerate.
 811         * po/SRC-PORFILES.in: Regenerate.
 812
 813 2016-01-21  Alan Modra  <amodra@gmail.com>
 814
 815         * configure.ac: Move corefile selection later in file.  Move
 816         tdefaults code immediately after other target vector code.
 817         * configure: Regenerate.
 818
 819 2016-01-20  Mickael Guene  <mickael.guene@st.com>
 820
 821         * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
 822         section using '.text.noread' pattern.
 823
 824 2016-01-19  John Baldwin  <jhb@FreeBSD.org>
 825
 826         * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
 827
 828 2016-01-18  Miranda Cupertino  <Cupertino.Miranda@synopsys.com>
 829             Zissulescu Claudiu  <Claudiu.Zissulescu@synopsys.com>
 830
 831         * arc-plt.def: New file.
 832         * arc-plt.h: Likewise.
 833         * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
 834                        elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
 835                        elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
 836                        elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
 837         (name_for_global_symbol): Added.
 838         (ADD_RELA): Helper to create dynamic relocs.
 839         (new_got_entry_to_list): Create a new got entry in linked list.
 840         (symbol_has_entry_of_type): Search for specific type of entry in
 841         list.
 842         (is_reloc_for_GOT): return FALSE for any TLS related relocs.
 843         (is_reloc_for_TLS, arc_elf_set_private_flags)
 844         (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
 845         (arc_elf_merge_private_bfd_data): New functions.
 846         (debug_arc_reloc): Cleaned debug info printing.
 847         (PDATA reloc): Changed not to perform address alignment.
 848         (reverse_me): Added. Fix for ARC_32 relocs.
 849         (arc_do_relocation): Return bfd_reloc_of when no relocation should
 850         occur.
 851         (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
 852         Changed function to access an array of list of GOT entries instead
 853         of just an array of offsets.
 854         (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
 855         (elf_arc_check_relocs): Likewise.
 856         (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
 857         (elf_arc_finish_dynamic_sections): Likewise
 858         (arc_create_dynamic_sections): Modified conditions to create
 859         dynamic sections.
 860         (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
 861         (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
 862         (relocate_plt_for_entry): Changed to support new way to define PLT
 863         related code.
 864         (add_symbol_to_plt): Likewise.
 865         (arc_elf_link_hash_table_create): New function.
 866
 867 2016-01-18  Nick Clifton  <nickc@redhat.com>
 868
 869         PR ld/19440
 870         * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
 871         section number into internal section number.
 872         * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
 873         * coffswap.h (coff_swap_sym_in): Likewise.
 874         * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
 875         * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
 876         section number field is big enough to hold the external value.
 877
 878 2016-01-17  Alan Modra  <amodra@gmail.com>
 879
 880         * configure: Regenerate.
 881
 882 2016-01-12  Yury Usishchev  <y.usishchev@samsung.com>
 883
 884         * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
 885         when address in first unwind entry does not match start of
 886         section.
 887
 888 2016-01-08  Richard Sandiford  <richard.sandiford@arm.com>
 889             Jiong Wang  <jiong.wang@arm.com>
 890
 891         PR ld/19368
 892         * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
 893         reloc_class_ifunc.
 894
 895 2016-01-06  Andrew Burgess  <andrew.burgess@embecosm.com>
 896
 897         * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
 898         place 'R_' before the reloc name returned.
 899         (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
 900         the relocation string.
 901
 902 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 903
 904         * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
 905         factored out from...
 906         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 907
 908 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 909
 910         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
 911         attribute check after ELF file header flag check.
 912
 913 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 914
 915         * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
 916         return status from `_bfd_elf_merge_object_attributes'.
 917
 918 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 919
 920         * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
 921         factored out from...
 922         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 923
 924 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 925
 926         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
 927         handling of input MIPS ABI flags together.
 928
 929 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 930
 931         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
 932         attribute checks for null input.
 933
 934 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 935
 936         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
 937         pointers to target data.
 938
 939 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 940
 941         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
 942         an FP ABI warning.
 943
 944 2016-01-01  Alan Modra  <amodra@gmail.com>
 945
 946         Update year range in copyright notice of all files.
 947
 948 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
 949 \f
 950 Copyright (C) 2016 Free Software Foundation, Inc.
 951
 952 Copying and distribution of this file, with or without modification,
 953 are permitted in any medium without royalty provided the copyright
 954 notice and this notice are preserved.
 955
 956 Local Variables:
 957 mode: change-log
 958 left-margin: 8
 959 fill-column: 74
 960 version-control: never
 961 End: