bfd/ChangeLog

   1 2016-04-27  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         PR ld/20006
   4         * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
   5         when estimating distances between output sections.
   6
   7 2016-04-27  Alan Modra  <amodra@gmail.com>
   8
   9         * elflink.c (_bfd_elf_is_start_stop): New function.
  10         (_bfd_elf_gc_mark_rsec): Use it.
  11         * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
  12
  13 2016-04-26  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
  14
  15         * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
  16         * mmo.c (mmo_get_section_contents): Likewise.
  17         (mmo_set_section_contents): Likewise.
  18
  19 2016-04-26  H.J. Lu  <hongjiu.lu@intel.com>
  20
  21         * elf-bfd.h (elf_link_hash_table): Update comments for
  22         dynsymcount.
  23         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
  24         the unused NULL entry at the head of dynamic symbol table.
  25         (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
  26         checks.
  27
  28 2016-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  29
  30         * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
  31         created file from dynobj.
  32
  33 2016-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  34
  35         * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
  36         normal input file if possible.
  37
  38 2016-04-21  Nick Clifton  <nickc@redhat.com>
  39
  40         * aout-adobe.c: Use _bfd_generic_link_check_relocs.
  41         * aout-target.h: Likewise.
  42         * aout-tic30.c: Likewise.
  43         * binary.c: Likewise.
  44         * bout.c: Likewise.
  45         * coff-alpha.c: Likewise.
  46         * coff-rs6000.c: Likewise.
  47         * coff64-rs6000.c: Likewise.
  48         * coffcode.h: Likewise.
  49         * i386msdos.c: Likewise.
  50         * i386os9k.c: Likewise.
  51         * ieee.c: Likewise.
  52         * ihex.c: Likewise.
  53         * libbfd-in.h: Likewise.
  54         * libecoff.h: Likewise.
  55         * mach-o-target.c: Likewise.
  56         * mmo.c: Likewise.
  57         * nlm-target.h: Likewise.
  58         * oasys.c: Likewise.
  59         * pef.c: Likewise.
  60         * plugin.c: Likewise.
  61         * ppcboot.c: Likewise.
  62         * som.c: Likewise.
  63         * srec.c: Likewise.
  64         * tekhex.c: Likewise.
  65         * versados.c: Likewise.
  66         * vms-alpha.c: Likewise.
  67         * xsym.c: Likewise.
  68         * elfxx-target.h: Use _bfd_elf_link_check_relocs.
  69         * linker.c (bfd_link_check_relocs): New function.
  70         (_bfd_generic_link_check_relocs): New function.
  71         * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
  72         _bfd_link_check_relocs field.
  73         (struct bfd_target)L Add _bfd_link_check_relocs field.
  74         * bfd-in2.h: Regenerate.
  75         * libbfd.h: Regenerate.
  76
  77 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  78
  79         * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
  80         (elf_backend_gc_sweep_hook): Likewise.
  81         * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
  82         (elf_backend_gc_sweep_hook): Likewise.
  83
  84 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  85
  86         * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
  87         in excluded sections
  88
  89 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  90
  91         PR ld/19969
  92         * elf64-x86-64.c (check_relocs_failed): New.
  93         (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
  94         Support relocation agaist local symbol.  Set check_relocs_failed.
  95         (elf_x86_64_check_relocs): Use elf_x86_64_need_pic.  Check
  96         R_X86_64_32 relocation overflow.
  97         (elf_x86_64_relocate_section): Skip if check_relocs failed.
  98         Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
  99
 100 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 101
 102         * elf32-i386.c (elf_i386_check_relocs): Call
 103         _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
 104         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 105
 106 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 107
 108         * elf-bfd.h (_bfd_elf_link_check_relocs): New.
 109         * elflink.c (_bfd_elf_link_check_relocs): New function.
 110         (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
 111         if check_relocs_after_open_input is FALSE.
 112
 113 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
 114
 115         * cache.c: Update old style function definitions.
 116         * elf32-m68k.c: Likewise.
 117         * elf64-mmix.c: Likewise.
 118         * stab-syms.c: Likewise.
 119
 120 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
 121
 122         * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
 123
 124 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 125
 126         * Makefile.in: Regenerated with automake 1.11.6.
 127         * aclocal.m4: Likewise.
 128         * doc/Makefile.in: Likewise.
 129
 130 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 131
 132         * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
 133         * bfd-in2.h: Regenerate.
 134         * libbfd.h: Regenerate.
 135         * elf32-arc.c: Add 'opcode/arc.h' include.
 136         (struct arc_relocation_data): Add symbol_name.
 137         (arc_special_overflow_checks): New function.
 138         (arc_do_relocation): Use arc_special_overflow_checks, reindent as
 139         required, add an extra comment.
 140         (elf_arc_relocate_section): Setup symbol_name in reloc_data.
 141
 142 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 143
 144         * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
 145         entries.
 146         (elf_arc_relocate_section): Update enum uses.
 147         (elf_arc_check_relocs): Likewise.
 148         (elf_arc_finish_dynamic_symbol): Likewise.
 149
 150 2016-04-14  H.J. Lu  <hongjiu.lu@intel.com>
 151
 152         * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
 153         "sh_link".
 154
 155 2016-04-14  Nick Clifton  <nickc@redhat.com>
 156
 157         PR target/19938
 158         * elf-bbfd.h (struct elf_backend_data): New field:
 159         elf_strtab_flags.
 160         New field: elf_backend_set_special_section_info_and_link
 161         * elfxx-target.h (elf_backend_strtab_flags): Define if not already
 162         defined.
 163         (elf_backend_set_special_section_info_and_link): Define if not
 164         already defined.
 165         (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
 166         elf_backend_strtab_flags macros to initialise fields in structure.
 167         * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
 168         being set even if SHF_MERGE is not set.
 169         (elf_fake_sections): Likewise.
 170         (section_match): New function.  Matches two ELF sections based
 171         upon fixed characteristics.
 172         (find_link): New function.  Locates a section in a BFD that
 173         matches a section in a different BFD.
 174         (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
 175         fields of reserved sections.
 176         (bfd_elf_compute_section_file_positions): Set the flags for the
 177         .shstrtab section based upon the elf_strtab_flags field in the
 178         elf_backend_data structure.
 179         (swap_out_syms): Likewise for the .strtab section.
 180         * elflink.c (bfd_elf_final_link): Set the flags for the
 181         .strtab section based upon the elf_strtab_flags field in the
 182         elf_backend_data structure.
 183         * elf32-i386.c (elf32_i386_set_special_info_link): New function.
 184         (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
 185         targets.
 186         (elf_backend_set_special_section_info_and_link): Define for
 187         Solaris targets.
 188         * elf32-sparc.c: Likewise.
 189         * elf64-x86-64.c: Likewise.
 190
 191 2016-04-11  H.J. Lu  <hongjiu.lu@intel.com>
 192
 193         PR ld/19939
 194         * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
 195         to bfd_boolean.
 196         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
 197         Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
 198         applies to read-only section.
 199         * elf32-i386.c (elf_i386_link_hash_table): Add
 200         readonly_dynrelocs_against_ifunc.
 201         (elf_i386_allocate_dynrelocs): Updated.
 202         (elf_i386_size_dynamic_sections): Issue an error for read-only
 203         segment with dynamic IFUNC relocations only if
 204         readonly_dynrelocs_against_ifunc is TRUE.
 205         * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
 206         readonly_dynrelocs_against_ifunc.
 207         (elf_x86_64_allocate_dynrelocs): Updated.
 208         (elf_x86_64_size_dynamic_sections): Issue an error for read-only
 209         segment with dynamic IFUNC relocations only if
 210         readonly_dynrelocs_against_ifunc is TRUE.
 211         * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
 212         Updated.
 213
 214 2016-04-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 215
 216         * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
 217         a fall through from error_ret_free_internal.  Free local_syms in
 218         error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
 219
 220 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 221
 222         * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
 223         (relocate_plt_for_entry): Likewise.
 224
 225 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 226
 227         * elf32-arc.c (elf_arc_check_relocs): Changed
 228
 229 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 230
 231         * elf32-arc.c (name_for_global_symbol): Changed assert.
 232         (get_replace_function): Created.:
 233         (struct arc_relocation_data): Changed to signed types.
 234         (defines S, L, P, PDATA): Casted to signed type.
 235         (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
 236         (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
 237         (arc_do_relocation): Changed.
 238
 239 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 240
 241         * elf32-arc.c (name_for_global_symbol): Added assert to check for
 242         symbol index.
 243         (elf_arc_relocate_section): Added and changed asserts, validating
 244         the synamic symbol index.
 245         (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
 246         relocation if symbol has dynindx set to -1.
 247
 248 2016-04-05  Maciej W. Rozycki  <macro@imgtec.com>
 249
 250         * elflink.c (elf_link_add_object_symbols): Always turn hidden
 251         and internal symbols which have a dynamic index into local
 252         ones.
 253
 254 2016-04-04  Nick Clifton  <nickc@redhat.com>
 255
 256         PR 19872
 257         * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
 258         version number if the version is zero.
 259
 260 2016-04-01  Alan Modra  <amodra@gmail.com>
 261
 262         PR 19886
 263         * elflink.c (on_needed_list): Recursively check needed status.
 264         (elf_link_add_object_symbols): Adjust.
 265
 266 2016-03-30  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 267
 268         * elf32-avr.c (avr_elf32_load_records_from_section): Free
 269         internal_relocs only if they aren't cached.
 270
 271 2016-03-29  Nick Clifton  <nickc@redhat.com>
 272
 273         PR 17334
 274         * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
 275         assertion on the size of the got section to allow it to be bigger
 276         than the number of relocs.
 277
 278 2016-03-29  Toni Spets  <toni.spets@iki.fi>
 279
 280         PR 19878
 281         * coffcode.h (coff_write_object_contents): Revert accidental
 282         2014-11-10 change.
 283
 284 2016-03-22  Alan Modra  <amodra@gmail.com>
 285
 286         PR 19850
 287         * dwarf2.c (read_attribute_value): Skip info_ptr check for
 288         DW_FORM_flag_present.
 289
 290 2016-03-22  Nick Clifton  <nickc@redhat.com>
 291
 292         * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
 293         architecture name for backwards compatibility.
 294
 295         * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
 296         unbounded stack use.
 297
 298         * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
 299         sufficiently recent version of GCC.
 300         * configure: Regenerate.
 301
 302 2016-03-22  Alan Modra  <amodra@gmail.com>
 303
 304         PR 19851
 305         * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
 306
 307 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 308
 309         * archures.c (bfd_mach_arc_nps400): Define.
 310         * bfd-in2.h: Regenerate.
 311         * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
 312         some existing entries to make space.
 313         * elf32-arc.c (arc_elf_object_p): Add nps400 case.
 314         (arc_elf_final_write_processing): Likewise.
 315
 316 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 317
 318         * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
 319         EF_ARC_CPU_GENERIC.
 320         (arc_elf_final_write_processing): Don't bother setting cpu field
 321         in e_flags, this will have been set elsewhere.
 322
 323 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 324
 325         * elf32-arc.c (arc_elf_final_write_processing): Switch to using
 326         EF_ARC_MACH_MSK.
 327
 328 2016-03-21  Nick Clifton  <nickc@redhat.com>
 329
 330         * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
 331         * configure: Regenerate.
 332         * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
 333         alloca with call to xmalloc.
 334         * elf32-nds32.c: Likewise.
 335         * elf64-hppa.c: Likewise.
 336         * elfxx-mips.c: Likewise.
 337         * pef.c: Likewise.
 338         * pei-x86_64.c: Likewise.
 339         * som.c: Likewise.
 340         * xsym.c: Likewise.
 341
 342 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 343
 344         PR ld/19827
 345         * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
 346         locally in PIE.
 347         (elf_i386_relocate_section): Likewise.
 348         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 349         (elf_x86_64_relocate_section): Likewise.
 350
 351 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 352
 353         PR ld/19807
 354         * elf64-x86-64.c (elf_x86_64_relocate_section): Check
 355         no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
 356         relocation overflow check.
 357
 358 2016-03-14  H.J. Lu  <hongjiu.lu@intel.com>
 359
 360         * bfd-in2.h: Regenerated.
 361
 362 2016-03-11  Dan Gissel  <dgisselq@ieee.org>
 363
 364         PR 19713
 365         * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
 366         uses bytes not octets.
 367         * elflink.c (resolve_section): Likewise.
 368         Add a bfd parameter.
 369         (eval_section): Pass the input_bfd to resolve_section.
 370         (bfd_elf_perform_complex_relocation): Convert byte offset to
 371         octets before read and writing values.
 372         (elf_link_input_bfd): Add byte to octet conversions.
 373         (elf_reloc_link_order): Likewise.
 374         (elf_fixup_link_order): Likewise.
 375         (bfd_elf_final_link): Likewise.
 376         * reloc.c (_bfd_final_link_relocate): Likewise.
 377         * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
 378
 379 2016-03-10  Nick Clifton  <nickc@redhat.com>
 380
 381         * config.bfd: Mark the i370 target as obsolete.
 382
 383 2016-03-09  Pedro Alves  <palves@redhat.com>
 384
 385         * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
 386         gcc ABI)" to printable name.
 387         * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
 388         of "v850-rh850" as printable name.
 389
 390 2016-03-09  Leon Winter  <winter-gcc@bfw-online.de>
 391
 392         PR ld/19623
 393         * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
 394         relocations against absolute symbols.
 395
 396 2016-03-09  Alan Modra  <amodra@gmail.com>
 397
 398         PR binutils/19775
 399         * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
 400         length elements in the archive.
 401
 402 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 403
 404         PR ld/19789
 405         * elflink.c (elf_link_add_object_symbols): Create dynamic sections
 406         for -E/--dynamic-list only when not relocatable.
 407
 408 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 409
 410         PR ld/19784
 411         * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
 412         count for locally defined local IFUNC symbols in shared object.
 413         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 414
 415 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 416
 417         PR ld/19579
 418         * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
 419         together.
 420
 421 2016-03-08  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 422             Andrew Burgess  <andrew.burgess@embecosm.com>
 423
 424         * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
 425         (arc_bfd_put_32): Becomes an alias for bfd_put_32.
 426         (arc_elf_howto_init): Added assert to validate relocations.
 427         (get_middle_endian_relocation): Delete.
 428         (middle_endian_convert): New function.
 429         (ME): Redefine, now does nothing.
 430         (IS_ME): New define.
 431         (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
 432         definition to call middle_endian_convert.  Add a new local
 433         variable and make use of this throughout. Added call to
 434         arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
 435
 436 2016-03-07  Nick Clifton  <nickc@redhat.com>
 437
 438         PR binutils/19775
 439         * archive.c (bfd_generic_openr_next_archived_file): Allow zero
 440         length elements in the archive.
 441
 442 2016-03-07  Jiong Wang  <jiong.wang@arm.com>
 443
 444         * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
 445         section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
 446
 447 2016-03-04  H.J. Lu  <hongjiu.lu@intel.com>
 448
 449         PR ld/19579
 450         * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
 451         executable as definition if the new definition comes from a
 452         shared library.
 453
 454 2016-03-02  Alan Modra  <amodra@gmail.com>
 455
 456         * Makefile.in: Regenerate.
 457         * po/SRC-POTFILES.in: Regenerate.
 458
 459 2016-02-29  Cupertino Miranda  <cmiranda@synopsys.com>
 460
 461         * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
 462         relocation addend when sections get merged.
 463
 464 2016-02-29  Cupertino Miranda <Cupertino.Miranda@synopsys.com>
 465
 466         * elf32-arc.c (arc_elf_final_write_processing): Add condition to
 467         the flag change.
 468         (elf_arc_relocate_section): Fixes and conditions to support PIE.
 469         Assert for code sections dynamic relocs.
 470
 471 2016-02-26  Renlin Li  <renlin.li@arm.com>
 472
 473         * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
 474         check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
 475
 476 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 477
 478         PR ld/19609
 479         * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
 480         load with locally bound symbols if PIC is false or there is no
 481         base register.  Optimize branch to 0 if PIC is false.
 482         (elf_i386_relocate_section): Don't generate dynamic relocations
 483         against undefined weak symbols if PIC is false.
 484         * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
 485         if we can't estimate relocation overflow with --no-relax.
 486         Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
 487         symbols if PIC is false.  Optimize branch to 0 if PIC is false.
 488         (elf_x86_64_relocate_section): Don't generate dynamic relocations
 489         against undefined weak symbols if PIC is false.
 490
 491 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 492
 493         PR ld/19645
 494         * bfd.c (bfd): Change flags to 20 bits.
 495         (BFD_CONVERT_ELF_COMMON): New.
 496         (BFD_USE_ELF_STT_COMMON): Likewise.
 497         (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
 498         BFD_USE_ELF_STT_COMMON.
 499         (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
 500         * configure.ac: Remove --enable-elf-stt-common.
 501         * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
 502         common symbol depending on BFD_CONVERT_ELF_COMMON and
 503         BFD_USE_ELF_STT_COMMON.
 504         * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
 505         STT_COMMON.
 506         * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
 507         STT_COMMON.
 508         (elf_link_convert_common_type): New function.
 509         (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
 510         common symbol depending on BFD_CONVERT_ELF_COMMON and
 511         BFD_USE_ELF_STT_COMMON.  Set sym.st_info after sym.st_shndx.
 512         * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
 513         and BFD_USE_ELF_STT_COMMON to object_flags.
 514         (TARGET_LITTLE_SYM): Likewise.
 515         * syms.c (BSF_KEEP_G): Renamed to ...
 516         (BSF_ELF_COMMON): This.
 517         * bfd-in2.h: Regenerated.
 518         * config.in: Likewise.
 519         * configure: Likewise.
 520
 521 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 522
 523         PR ld/19636
 524         PR ld/19704
 525         PR ld/19719
 526         * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 527         (elf_i386_link_hash_entry): Add has_got_reloc and
 528         has_non_got_reloc.
 529         (elf_i386_link_hash_table): Add interp.
 530         (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
 531         has_non_got_reloc.
 532         (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
 533         has_non_got_reloc.
 534         (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
 535         (elf_i386_fixup_symbol): New function.
 536         (elf_i386_pie_finish_undefweak_symbol): Likewise.
 537         (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
 538         relocations and discard relocations against resolved undefined
 539         weak symbols in executable.  Don't make resolved undefined weak
 540         symbols in executable dynamic.  Keep dynamic non-GOT/non-PLT
 541         relocation against undefined weak symbols in PIE.
 542         (elf_i386_size_dynamic_sections): Set interp to .interp section.
 543         (elf_i386_relocate_section): Don't generate dynamic relocations
 544         against resolved undefined weak symbols in PIE, except for
 545         R_386_PC32.
 546         (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
 547         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 548         Don't generate dynamic relocation against resolved undefined weak
 549         symbol in executable.
 550         (elf_i386_finish_dynamic_sections): Call
 551         elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
 552         (elf_backend_fixup_symbol): New.
 553         * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 554         (elf_x86_64_link_hash_entry): Add has_got_reloc and
 555         has_non_got_reloc.
 556         (elf_x86_64_link_hash_table): Add interp.
 557         (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
 558         has_non_got_reloc.
 559         (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
 560         has_non_got_reloc.
 561         (elf_x86_64_check_relocs): Set has_got_reloc and
 562         has_non_got_reloc.
 563         (elf_x86_64_fixup_symbol): New function.
 564         (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
 565         (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
 566         relocations and discard relocations against resolved undefined
 567         weak symbols in executable.  Don't make resolved undefined weak
 568         symbols in executable dynamic.
 569         (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
 570         (elf_x86_64_relocate_section): Check relocation overflow for
 571         dynamic relocations against unresolved weak undefined symbols.
 572         Don't generate dynamic relocations against resolved weak
 573         undefined symbols in PIE.
 574         (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
 575         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 576         Don't generate dynamic relocation against resolved undefined weak
 577         symbol in executable.
 578         (elf_x86_64_finish_dynamic_sections): Call
 579         elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
 580         (elf_backend_fixup_symbol): New.
 581
 582 2016-02-26  Alan Modra  <amodra@gmail.com>
 583
 584         * elf64-ppc.c (create_linkage_sections): Create sfpr when
 585         save_restore_funcs, rest of sections when not relocatable.
 586         (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
 587         (sfpr_define): Define all symbols on emitted code.
 588         (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
 589         when relocatable.  Move sfpr_define loop earlier.
 590
 591 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 592
 593         * elf64-x86-64.c (elf_x86_64_need_pic): New function.
 594         (elf_x86_64_relocate_section): Use it.  Replace
 595         x86_64_elf_howto_table[r_type] with howto.
 596
 597 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 598
 599         PR ld/19698
 600         * elflink.c (bfd_elf_record_link_assignment): Set versioned if
 601         symbol version is unknown.
 602
 603 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 604
 605         * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
 606         to (bfd_vma) -1 when setting needs_plt to 0.
 607         * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
 608
 609 2016-02-23  H.J. Lu  <hongjiu.lu@intel.com>
 610
 611         * elflink.c (bfd_elf_record_link_assignment): Check for shared
 612         library, instead of PIC, and don't check PDE when making linker
 613         assigned symbol dynamic.
 614
 615 2016-02-23  Faraz Shahbazker  <faraz.shahbazker@imgtec.com>
 616
 617         * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
 618         ABIVERSION for non-executable stack.
 619
 620 2016-02-23  Rich Felker  <bugdal@aerifal.cx>
 621
 622         PR target/19516
 623         * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
 624         Always produce a RELATIVE reloc for a local symbol.
 625
 626 2016-02-23  Hans-Peter Nilsson  <hp@axis.com>
 627
 628         Fix test-case ld-elf/pr19617b
 629         * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
 630         discard unused non-function symbols when --dynamic-list-data.
 631
 632 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 633
 634         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
 635         dynsym section, even if it is empty, with dynamic sections.
 636
 637 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 638
 639         * syms.c: Remove BSF_COMMON from comments.
 640         * bfd-in2.h: Regenerated.
 641
 642 2016-02-22  Jiong Wang  <jiong.wang@arm.com>
 643
 644         * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
 645         for destination.  Remove useless function parameters.
 646         (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
 647
 648 2016-02-19  Nick Clifton  <nickc@redhat.com>
 649
 650         PR ld/19629
 651         * aoutx.h (aout_link_add_symbols): Check for out of range string
 652         table offsets.
 653
 654         PR ld/19628
 655         * reloc.c (bfd_generic_get_relocated_section_contents): Stop
 656         processing if we encounter a reloc without an associated symbol.
 657
 658 2016-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 659
 660         PR ld/19617
 661         * elflink.c (elf_link_add_object_symbols): Always create dynamic
 662         sections for -E/--dynamic-list.
 663
 664 2016-02-17  H.J. Lu  <hongjiu.lu@intel.com>
 665
 666         * elf64-x86-64.c (elf_backend_omit_section_dynsym): New.  Defined
 667         to bfd_true.
 668
 669 2016-02-16  Joseph Myers  <joseph@codesourcery.com>
 670
 671         * plugin.c (plugin_vec): Set match priority to 255.
 672         * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
 673         matching against the plugin vector, take priority from there not
 674         from TEMP.
 675
 676 2016-02-15  Nick Clifton  <nickc@redhat.com>
 677
 678         * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
 679         for length and type fields.  Use a signed value for the
 680         suffix_length field.
 681
 682 2016-02-10  H.J. Lu  <hongjiu.lu@intel.com>
 683
 684         PR ld/19601
 685         * elf32-i386.c (elf_i386_relocate_section): Mask off the least
 686         significant bit in GOT offset for R_386_GOT32X.
 687
 688 2016-02-10  Nick Clifton  <nickc@redhat.com>
 689
 690         PR 19405
 691         * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
 692         immediate values.
 693         * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
 694         number of messages about FDE encoding preventing .eh_frame_hdr
 695         generation.
 696
 697 2016-02-09  Nick Clifton  <nickc@redhat.com>
 698
 699         * oasys.c (oasys_archive_p): Fix indentation.
 700         * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
 701         constant for left shifting.
 702
 703         * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
 704         helpful warning message to explain why certain AArch64 relocs
 705         might overflow.
 706
 707 2016-02-05  Simon Marchi  <simon.marchi@ericsson.com>
 708
 709         * pe-mips.c (coff_mips_reloc): Fix formatting.
 710
 711 2016-02-05  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 712
 713         * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
 714         to bfd_mach_arc_arc600.
 715
 716 2016-02-04  Alan Modra  <amodra@gmail.com>
 717
 718         * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
 719         for big-endian.
 720
 721 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 722
 723         PR ld/19542
 724         * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
 725         distances in the compressed_size field of the output section.
 726
 727 2016-02-02  Alan Modra  <amodra@gmail.com>
 728
 729         * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
 730         ELFv2 entry optimization.
 731
 732 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 733
 734         PR binutils/19547
 735         * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
 736         no relocations in relocatable files.
 737
 738 2016-02-01  H.J. Lu  <hongjiu.lu@intel.com>
 739
 740         PR ld/19553
 741         * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
 742         if a symbol from a library loaded via DT_NEEDED doesn't match
 743         the symbol referenced by regular object.
 744
 745 2016-02-01  Nathaniel Smith  <njs@pobox.com>
 746
 747         * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
 748         CODE and DATA.
 749
 750 2016-02-01  Alan Modra  <amodra@gmail.com>
 751
 752         * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
 753         an out of range reloc_index.
 754         * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
 755
 756 2016-02-01  Kamil Rytarowski  <n54@gmx.com>
 757
 758         * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
 759         (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
 760         * Makefile.in: Regenerated.
 761
 762 2016-02-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 763
 764         * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
 765
 766 2016-01-31  John David Anglin  <danglin@gcc.gnu.org>
 767
 768         PR ld/19526
 769         * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
 770         files.
 771         * elf64-hppa.c (elf32_hppa_final_link): Likewise.  Remove retval.
 772
 773 2016-01-30  H.J. Lu  <hongjiu.lu@intel.com>
 774
 775         PR ld/19539
 776         * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
 777         against STT_GNU_IFUNC symbol only with dynamic symbols.
 778         * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
 779
 780 2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
 781
 782         PR binutils/19523
 783         * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
 784         decompress debug sections.
 785
 786 2016-01-25  Maciej W. Rozycki  <macro@imgtec.com>
 787
 788         * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
 789         `dynindx'.
 790
 791 2016-01-25  Nick Clifton  <nickc@redhat.com>
 792
 793         PR target/19435
 794         * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
 795         dsym filename buffer.
 796
 797 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 798
 799         * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
 800
 801 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 802
 803         * elfxx-mips.c (BZ16_REG): Correct calculation.
 804
 805 2016-01-21  Nick Clifton  <nickc@redhat.com>
 806
 807         * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
 808         changing the type of _loc to be bfd_byte *.
 809         (elf_arc_finish_dynamic_symbol): Likewise.
 810
 811 2016-01-21  Nick Clifton  <nickc@redhat.com>
 812
 813         PR ld/19455
 814         * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
 815         class of the linker stub bfd.
 816         (elf32_arm_check_relocs): Skip check for pic format after
 817         processing a vxWorks R_ARM_ABS12 reloc.
 818         * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
 819         reporting a class mismatch.
 820
 821 2016-01-21  Jiong Wang  <jiong.wang@arm.com>
 822
 823         * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
 824         veneer for sym_sec != input_sec.
 825         (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
 826         (elfNN_aarch64_final_link_relocate): Take rela addend into account when
 827         calculation destination.
 828
 829 2016-01-21  Alan Modra  <amodra@gmail.com>
 830
 831         * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
 832         (swap_linux_prpsinfo64_out): New function.
 833         (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 834         (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
 835         * elf.c (elfcore_write_linux_prpsinfo32): Adjust.  Don't memset.
 836         (elfcore_write_linux_prpsinfo64): Likewise.
 837         * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
 838         (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 839         (elfcore_write_ppc_linux_prpsinfo32): Adjust.  Don't memset.
 840
 841 2016-01-21  Alan Modra  <amodra@gmail.com>
 842
 843         * elf-linux-core.h: Rename from elf-linux-psinfo.h.
 844         * elf.c: Adjust #include.
 845         * elf32-ppc.c: Don't #include elf-linux-psinfo.h
 846         * Makefile.am (SOURCE_HFILES): Update.
 847         * Makefile.in: Regenerate.
 848         * po/SRC-PORFILES.in: Regenerate.
 849
 850 2016-01-21  Alan Modra  <amodra@gmail.com>
 851
 852         * configure.ac: Move corefile selection later in file.  Move
 853         tdefaults code immediately after other target vector code.
 854         * configure: Regenerate.
 855
 856 2016-01-20  Mickael Guene  <mickael.guene@st.com>
 857
 858         * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
 859         section using '.text.noread' pattern.
 860
 861 2016-01-19  John Baldwin  <jhb@FreeBSD.org>
 862
 863         * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
 864
 865 2016-01-18  Miranda Cupertino  <Cupertino.Miranda@synopsys.com>
 866             Zissulescu Claudiu  <Claudiu.Zissulescu@synopsys.com>
 867
 868         * arc-plt.def: New file.
 869         * arc-plt.h: Likewise.
 870         * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
 871                        elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
 872                        elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
 873                        elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
 874         (name_for_global_symbol): Added.
 875         (ADD_RELA): Helper to create dynamic relocs.
 876         (new_got_entry_to_list): Create a new got entry in linked list.
 877         (symbol_has_entry_of_type): Search for specific type of entry in
 878         list.
 879         (is_reloc_for_GOT): return FALSE for any TLS related relocs.
 880         (is_reloc_for_TLS, arc_elf_set_private_flags)
 881         (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
 882         (arc_elf_merge_private_bfd_data): New functions.
 883         (debug_arc_reloc): Cleaned debug info printing.
 884         (PDATA reloc): Changed not to perform address alignment.
 885         (reverse_me): Added. Fix for ARC_32 relocs.
 886         (arc_do_relocation): Return bfd_reloc_of when no relocation should
 887         occur.
 888         (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
 889         Changed function to access an array of list of GOT entries instead
 890         of just an array of offsets.
 891         (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
 892         (elf_arc_check_relocs): Likewise.
 893         (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
 894         (elf_arc_finish_dynamic_sections): Likewise
 895         (arc_create_dynamic_sections): Modified conditions to create
 896         dynamic sections.
 897         (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
 898         (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
 899         (relocate_plt_for_entry): Changed to support new way to define PLT
 900         related code.
 901         (add_symbol_to_plt): Likewise.
 902         (arc_elf_link_hash_table_create): New function.
 903
 904 2016-01-18  Nick Clifton  <nickc@redhat.com>
 905
 906         PR ld/19440
 907         * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
 908         section number into internal section number.
 909         * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
 910         * coffswap.h (coff_swap_sym_in): Likewise.
 911         * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
 912         * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
 913         section number field is big enough to hold the external value.
 914
 915 2016-01-17  Alan Modra  <amodra@gmail.com>
 916
 917         * configure: Regenerate.
 918
 919 2016-01-12  Yury Usishchev  <y.usishchev@samsung.com>
 920
 921         * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
 922         when address in first unwind entry does not match start of
 923         section.
 924
 925 2016-01-08  Richard Sandiford  <richard.sandiford@arm.com>
 926             Jiong Wang  <jiong.wang@arm.com>
 927
 928         PR ld/19368
 929         * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
 930         reloc_class_ifunc.
 931
 932 2016-01-06  Andrew Burgess  <andrew.burgess@embecosm.com>
 933
 934         * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
 935         place 'R_' before the reloc name returned.
 936         (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
 937         the relocation string.
 938
 939 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 940
 941         * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
 942         factored out from...
 943         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 944
 945 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 946
 947         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
 948         attribute check after ELF file header flag check.
 949
 950 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 951
 952         * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
 953         return status from `_bfd_elf_merge_object_attributes'.
 954
 955 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 956
 957         * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
 958         factored out from...
 959         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 960
 961 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 962
 963         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
 964         handling of input MIPS ABI flags together.
 965
 966 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 967
 968         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
 969         attribute checks for null input.
 970
 971 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 972
 973         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
 974         pointers to target data.
 975
 976 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 977
 978         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
 979         an FP ABI warning.
 980
 981 2016-01-01  Alan Modra  <amodra@gmail.com>
 982
 983         Update year range in copyright notice of all files.
 984
 985 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
 986 \f
 987 Copyright (C) 2016 Free Software Foundation, Inc.
 988
 989 Copying and distribution of this file, with or without modification,
 990 are permitted in any medium without royalty provided the copyright
 991 notice and this notice are preserved.
 992
 993 Local Variables:
 994 mode: change-log
 995 left-margin: 8
 996 fill-column: 74
 997 version-control: never
 998 End: