bfd/ChangeLog

   1 2016-04-27  Alan Modra  <amodra@gmail.com>
   2
   3         * elflink.c (_bfd_elf_is_start_stop): New function.
   4         (_bfd_elf_gc_mark_rsec): Use it.
   5         * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
   6
   7 2016-04-26  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
   8
   9         * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
  10         * mmo.c (mmo_get_section_contents): Likewise.
  11         (mmo_set_section_contents): Likewise.
  12
  13 2016-04-26  H.J. Lu  <hongjiu.lu@intel.com>
  14
  15         * elf-bfd.h (elf_link_hash_table): Update comments for
  16         dynsymcount.
  17         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
  18         the unused NULL entry at the head of dynamic symbol table.
  19         (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
  20         checks.
  21
  22 2016-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  23
  24         * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
  25         created file from dynobj.
  26
  27 2016-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  28
  29         * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
  30         normal input file if possible.
  31
  32 2016-04-21  Nick Clifton  <nickc@redhat.com>
  33
  34         * aout-adobe.c: Use _bfd_generic_link_check_relocs.
  35         * aout-target.h: Likewise.
  36         * aout-tic30.c: Likewise.
  37         * binary.c: Likewise.
  38         * bout.c: Likewise.
  39         * coff-alpha.c: Likewise.
  40         * coff-rs6000.c: Likewise.
  41         * coff64-rs6000.c: Likewise.
  42         * coffcode.h: Likewise.
  43         * i386msdos.c: Likewise.
  44         * i386os9k.c: Likewise.
  45         * ieee.c: Likewise.
  46         * ihex.c: Likewise.
  47         * libbfd-in.h: Likewise.
  48         * libecoff.h: Likewise.
  49         * mach-o-target.c: Likewise.
  50         * mmo.c: Likewise.
  51         * nlm-target.h: Likewise.
  52         * oasys.c: Likewise.
  53         * pef.c: Likewise.
  54         * plugin.c: Likewise.
  55         * ppcboot.c: Likewise.
  56         * som.c: Likewise.
  57         * srec.c: Likewise.
  58         * tekhex.c: Likewise.
  59         * versados.c: Likewise.
  60         * vms-alpha.c: Likewise.
  61         * xsym.c: Likewise.
  62         * elfxx-target.h: Use _bfd_elf_link_check_relocs.
  63         * linker.c (bfd_link_check_relocs): New function.
  64         (_bfd_generic_link_check_relocs): New function.
  65         * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
  66         _bfd_link_check_relocs field.
  67         (struct bfd_target)L Add _bfd_link_check_relocs field.
  68         * bfd-in2.h: Regenerate.
  69         * libbfd.h: Regenerate.
  70
  71 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  72
  73         * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
  74         (elf_backend_gc_sweep_hook): Likewise.
  75         * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
  76         (elf_backend_gc_sweep_hook): Likewise.
  77
  78 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  79
  80         * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
  81         in excluded sections
  82
  83 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  84
  85         PR ld/19969
  86         * elf64-x86-64.c (check_relocs_failed): New.
  87         (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
  88         Support relocation agaist local symbol.  Set check_relocs_failed.
  89         (elf_x86_64_check_relocs): Use elf_x86_64_need_pic.  Check
  90         R_X86_64_32 relocation overflow.
  91         (elf_x86_64_relocate_section): Skip if check_relocs failed.
  92         Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
  93
  94 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
  95
  96         * elf32-i386.c (elf_i386_check_relocs): Call
  97         _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
  98         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
  99
 100 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 101
 102         * elf-bfd.h (_bfd_elf_link_check_relocs): New.
 103         * elflink.c (_bfd_elf_link_check_relocs): New function.
 104         (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
 105         if check_relocs_after_open_input is FALSE.
 106
 107 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
 108
 109         * cache.c: Update old style function definitions.
 110         * elf32-m68k.c: Likewise.
 111         * elf64-mmix.c: Likewise.
 112         * stab-syms.c: Likewise.
 113
 114 2016-04-20  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
 115
 116         * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
 117
 118 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 119
 120         * Makefile.in: Regenerated with automake 1.11.6.
 121         * aclocal.m4: Likewise.
 122         * doc/Makefile.in: Likewise.
 123
 124 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 125
 126         * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
 127         * bfd-in2.h: Regenerate.
 128         * libbfd.h: Regenerate.
 129         * elf32-arc.c: Add 'opcode/arc.h' include.
 130         (struct arc_relocation_data): Add symbol_name.
 131         (arc_special_overflow_checks): New function.
 132         (arc_do_relocation): Use arc_special_overflow_checks, reindent as
 133         required, add an extra comment.
 134         (elf_arc_relocate_section): Setup symbol_name in reloc_data.
 135
 136 2016-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 137
 138         * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
 139         entries.
 140         (elf_arc_relocate_section): Update enum uses.
 141         (elf_arc_check_relocs): Likewise.
 142         (elf_arc_finish_dynamic_symbol): Likewise.
 143
 144 2016-04-14  H.J. Lu  <hongjiu.lu@intel.com>
 145
 146         * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
 147         "sh_link".
 148
 149 2016-04-14  Nick Clifton  <nickc@redhat.com>
 150
 151         PR target/19938
 152         * elf-bbfd.h (struct elf_backend_data): New field:
 153         elf_strtab_flags.
 154         New field: elf_backend_set_special_section_info_and_link
 155         * elfxx-target.h (elf_backend_strtab_flags): Define if not already
 156         defined.
 157         (elf_backend_set_special_section_info_and_link): Define if not
 158         already defined.
 159         (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
 160         elf_backend_strtab_flags macros to initialise fields in structure.
 161         * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
 162         being set even if SHF_MERGE is not set.
 163         (elf_fake_sections): Likewise.
 164         (section_match): New function.  Matches two ELF sections based
 165         upon fixed characteristics.
 166         (find_link): New function.  Locates a section in a BFD that
 167         matches a section in a different BFD.
 168         (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
 169         fields of reserved sections.
 170         (bfd_elf_compute_section_file_positions): Set the flags for the
 171         .shstrtab section based upon the elf_strtab_flags field in the
 172         elf_backend_data structure.
 173         (swap_out_syms): Likewise for the .strtab section.
 174         * elflink.c (bfd_elf_final_link): Set the flags for the
 175         .strtab section based upon the elf_strtab_flags field in the
 176         elf_backend_data structure.
 177         * elf32-i386.c (elf32_i386_set_special_info_link): New function.
 178         (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
 179         targets.
 180         (elf_backend_set_special_section_info_and_link): Define for
 181         Solaris targets.
 182         * elf32-sparc.c: Likewise.
 183         * elf64-x86-64.c: Likewise.
 184
 185 2016-04-11  H.J. Lu  <hongjiu.lu@intel.com>
 186
 187         PR ld/19939
 188         * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
 189         to bfd_boolean.
 190         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
 191         Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
 192         applies to read-only section.
 193         * elf32-i386.c (elf_i386_link_hash_table): Add
 194         readonly_dynrelocs_against_ifunc.
 195         (elf_i386_allocate_dynrelocs): Updated.
 196         (elf_i386_size_dynamic_sections): Issue an error for read-only
 197         segment with dynamic IFUNC relocations only if
 198         readonly_dynrelocs_against_ifunc is TRUE.
 199         * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
 200         readonly_dynrelocs_against_ifunc.
 201         (elf_x86_64_allocate_dynrelocs): Updated.
 202         (elf_x86_64_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         * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
 206         Updated.
 207
 208 2016-04-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 209
 210         * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
 211         a fall through from error_ret_free_internal.  Free local_syms in
 212         error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
 213
 214 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 215
 216         * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
 217         (relocate_plt_for_entry): Likewise.
 218
 219 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 220
 221         * elf32-arc.c (elf_arc_check_relocs): Changed
 222
 223 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 224
 225         * elf32-arc.c (name_for_global_symbol): Changed assert.
 226         (get_replace_function): Created.:
 227         (struct arc_relocation_data): Changed to signed types.
 228         (defines S, L, P, PDATA): Casted to signed type.
 229         (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
 230         (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
 231         (arc_do_relocation): Changed.
 232
 233 2016-04-05  Cupertino Miranda  <cmiranda@synopsys.com>
 234
 235         * elf32-arc.c (name_for_global_symbol): Added assert to check for
 236         symbol index.
 237         (elf_arc_relocate_section): Added and changed asserts, validating
 238         the synamic symbol index.
 239         (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
 240         relocation if symbol has dynindx set to -1.
 241
 242 2016-04-05  Maciej W. Rozycki  <macro@imgtec.com>
 243
 244         * elflink.c (elf_link_add_object_symbols): Always turn hidden
 245         and internal symbols which have a dynamic index into local
 246         ones.
 247
 248 2016-04-04  Nick Clifton  <nickc@redhat.com>
 249
 250         PR 19872
 251         * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
 252         version number if the version is zero.
 253
 254 2016-04-01  Alan Modra  <amodra@gmail.com>
 255
 256         PR 19886
 257         * elflink.c (on_needed_list): Recursively check needed status.
 258         (elf_link_add_object_symbols): Adjust.
 259
 260 2016-03-30  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 261
 262         * elf32-avr.c (avr_elf32_load_records_from_section): Free
 263         internal_relocs only if they aren't cached.
 264
 265 2016-03-29  Nick Clifton  <nickc@redhat.com>
 266
 267         PR 17334
 268         * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
 269         assertion on the size of the got section to allow it to be bigger
 270         than the number of relocs.
 271
 272 2016-03-29  Toni Spets  <toni.spets@iki.fi>
 273
 274         PR 19878
 275         * coffcode.h (coff_write_object_contents): Revert accidental
 276         2014-11-10 change.
 277
 278 2016-03-22  Alan Modra  <amodra@gmail.com>
 279
 280         PR 19850
 281         * dwarf2.c (read_attribute_value): Skip info_ptr check for
 282         DW_FORM_flag_present.
 283
 284 2016-03-22  Nick Clifton  <nickc@redhat.com>
 285
 286         * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
 287         architecture name for backwards compatibility.
 288
 289         * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
 290         unbounded stack use.
 291
 292         * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
 293         sufficiently recent version of GCC.
 294         * configure: Regenerate.
 295
 296 2016-03-22  Alan Modra  <amodra@gmail.com>
 297
 298         PR 19851
 299         * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
 300
 301 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 302
 303         * archures.c (bfd_mach_arc_nps400): Define.
 304         * bfd-in2.h: Regenerate.
 305         * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
 306         some existing entries to make space.
 307         * elf32-arc.c (arc_elf_object_p): Add nps400 case.
 308         (arc_elf_final_write_processing): Likewise.
 309
 310 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 311
 312         * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
 313         EF_ARC_CPU_GENERIC.
 314         (arc_elf_final_write_processing): Don't bother setting cpu field
 315         in e_flags, this will have been set elsewhere.
 316
 317 2016-03-21  Andrew Burgess  <andrew.burgess@embecosm.com>
 318
 319         * elf32-arc.c (arc_elf_final_write_processing): Switch to using
 320         EF_ARC_MACH_MSK.
 321
 322 2016-03-21  Nick Clifton  <nickc@redhat.com>
 323
 324         * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
 325         * configure: Regenerate.
 326         * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
 327         alloca with call to xmalloc.
 328         * elf32-nds32.c: Likewise.
 329         * elf64-hppa.c: Likewise.
 330         * elfxx-mips.c: Likewise.
 331         * pef.c: Likewise.
 332         * pei-x86_64.c: Likewise.
 333         * som.c: Likewise.
 334         * xsym.c: Likewise.
 335
 336 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 337
 338         PR ld/19827
 339         * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
 340         locally in PIE.
 341         (elf_i386_relocate_section): Likewise.
 342         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 343         (elf_x86_64_relocate_section): Likewise.
 344
 345 2016-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 346
 347         PR ld/19807
 348         * elf64-x86-64.c (elf_x86_64_relocate_section): Check
 349         no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
 350         relocation overflow check.
 351
 352 2016-03-14  H.J. Lu  <hongjiu.lu@intel.com>
 353
 354         * bfd-in2.h: Regenerated.
 355
 356 2016-03-11  Dan Gissel  <dgisselq@ieee.org>
 357
 358         PR 19713
 359         * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
 360         uses bytes not octets.
 361         * elflink.c (resolve_section): Likewise.
 362         Add a bfd parameter.
 363         (eval_section): Pass the input_bfd to resolve_section.
 364         (bfd_elf_perform_complex_relocation): Convert byte offset to
 365         octets before read and writing values.
 366         (elf_link_input_bfd): Add byte to octet conversions.
 367         (elf_reloc_link_order): Likewise.
 368         (elf_fixup_link_order): Likewise.
 369         (bfd_elf_final_link): Likewise.
 370         * reloc.c (_bfd_final_link_relocate): Likewise.
 371         * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
 372
 373 2016-03-10  Nick Clifton  <nickc@redhat.com>
 374
 375         * config.bfd: Mark the i370 target as obsolete.
 376
 377 2016-03-09  Pedro Alves  <palves@redhat.com>
 378
 379         * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
 380         gcc ABI)" to printable name.
 381         * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
 382         of "v850-rh850" as printable name.
 383
 384 2016-03-09  Leon Winter  <winter-gcc@bfw-online.de>
 385
 386         PR ld/19623
 387         * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
 388         relocations against absolute symbols.
 389
 390 2016-03-09  Alan Modra  <amodra@gmail.com>
 391
 392         PR binutils/19775
 393         * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
 394         length elements in the archive.
 395
 396 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 397
 398         PR ld/19789
 399         * elflink.c (elf_link_add_object_symbols): Create dynamic sections
 400         for -E/--dynamic-list only when not relocatable.
 401
 402 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 403
 404         PR ld/19784
 405         * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
 406         count for locally defined local IFUNC symbols in shared object.
 407         * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
 408
 409 2016-03-08  H.J. Lu  <hongjiu.lu@intel.com>
 410
 411         PR ld/19579
 412         * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
 413         together.
 414
 415 2016-03-08  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 416             Andrew Burgess  <andrew.burgess@embecosm.com>
 417
 418         * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
 419         (arc_bfd_put_32): Becomes an alias for bfd_put_32.
 420         (arc_elf_howto_init): Added assert to validate relocations.
 421         (get_middle_endian_relocation): Delete.
 422         (middle_endian_convert): New function.
 423         (ME): Redefine, now does nothing.
 424         (IS_ME): New define.
 425         (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
 426         definition to call middle_endian_convert.  Add a new local
 427         variable and make use of this throughout. Added call to
 428         arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
 429
 430 2016-03-07  Nick Clifton  <nickc@redhat.com>
 431
 432         PR binutils/19775
 433         * archive.c (bfd_generic_openr_next_archived_file): Allow zero
 434         length elements in the archive.
 435
 436 2016-03-07  Jiong Wang  <jiong.wang@arm.com>
 437
 438         * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
 439         section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
 440
 441 2016-03-04  H.J. Lu  <hongjiu.lu@intel.com>
 442
 443         PR ld/19579
 444         * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
 445         executable as definition if the new definition comes from a
 446         shared library.
 447
 448 2016-03-02  Alan Modra  <amodra@gmail.com>
 449
 450         * Makefile.in: Regenerate.
 451         * po/SRC-POTFILES.in: Regenerate.
 452
 453 2016-02-29  Cupertino Miranda  <cmiranda@synopsys.com>
 454
 455         * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
 456         relocation addend when sections get merged.
 457
 458 2016-02-29  Cupertino Miranda <Cupertino.Miranda@synopsys.com>
 459
 460         * elf32-arc.c (arc_elf_final_write_processing): Add condition to
 461         the flag change.
 462         (elf_arc_relocate_section): Fixes and conditions to support PIE.
 463         Assert for code sections dynamic relocs.
 464
 465 2016-02-26  Renlin Li  <renlin.li@arm.com>
 466
 467         * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
 468         check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
 469
 470 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 471
 472         PR ld/19609
 473         * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
 474         load with locally bound symbols if PIC is false or there is no
 475         base register.  Optimize branch to 0 if PIC is false.
 476         (elf_i386_relocate_section): Don't generate dynamic relocations
 477         against undefined weak symbols if PIC is false.
 478         * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
 479         if we can't estimate relocation overflow with --no-relax.
 480         Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
 481         symbols if PIC is false.  Optimize branch to 0 if PIC is false.
 482         (elf_x86_64_relocate_section): Don't generate dynamic relocations
 483         against undefined weak symbols if PIC is false.
 484
 485 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 486
 487         PR ld/19645
 488         * bfd.c (bfd): Change flags to 20 bits.
 489         (BFD_CONVERT_ELF_COMMON): New.
 490         (BFD_USE_ELF_STT_COMMON): Likewise.
 491         (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
 492         BFD_USE_ELF_STT_COMMON.
 493         (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
 494         * configure.ac: Remove --enable-elf-stt-common.
 495         * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
 496         common symbol depending on BFD_CONVERT_ELF_COMMON and
 497         BFD_USE_ELF_STT_COMMON.
 498         * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
 499         STT_COMMON.
 500         * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
 501         STT_COMMON.
 502         (elf_link_convert_common_type): New function.
 503         (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
 504         common symbol depending on BFD_CONVERT_ELF_COMMON and
 505         BFD_USE_ELF_STT_COMMON.  Set sym.st_info after sym.st_shndx.
 506         * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
 507         and BFD_USE_ELF_STT_COMMON to object_flags.
 508         (TARGET_LITTLE_SYM): Likewise.
 509         * syms.c (BSF_KEEP_G): Renamed to ...
 510         (BSF_ELF_COMMON): This.
 511         * bfd-in2.h: Regenerated.
 512         * config.in: Likewise.
 513         * configure: Likewise.
 514
 515 2016-02-26  H.J. Lu  <hongjiu.lu@intel.com>
 516
 517         PR ld/19636
 518         PR ld/19704
 519         PR ld/19719
 520         * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 521         (elf_i386_link_hash_entry): Add has_got_reloc and
 522         has_non_got_reloc.
 523         (elf_i386_link_hash_table): Add interp.
 524         (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
 525         has_non_got_reloc.
 526         (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
 527         has_non_got_reloc.
 528         (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
 529         (elf_i386_fixup_symbol): New function.
 530         (elf_i386_pie_finish_undefweak_symbol): Likewise.
 531         (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
 532         relocations and discard relocations against resolved undefined
 533         weak symbols in executable.  Don't make resolved undefined weak
 534         symbols in executable dynamic.  Keep dynamic non-GOT/non-PLT
 535         relocation against undefined weak symbols in PIE.
 536         (elf_i386_size_dynamic_sections): Set interp to .interp section.
 537         (elf_i386_relocate_section): Don't generate dynamic relocations
 538         against resolved undefined weak symbols in PIE, except for
 539         R_386_PC32.
 540         (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
 541         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 542         Don't generate dynamic relocation against resolved undefined weak
 543         symbol in executable.
 544         (elf_i386_finish_dynamic_sections): Call
 545         elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
 546         (elf_backend_fixup_symbol): New.
 547         * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
 548         (elf_x86_64_link_hash_entry): Add has_got_reloc and
 549         has_non_got_reloc.
 550         (elf_x86_64_link_hash_table): Add interp.
 551         (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
 552         has_non_got_reloc.
 553         (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
 554         has_non_got_reloc.
 555         (elf_x86_64_check_relocs): Set has_got_reloc and
 556         has_non_got_reloc.
 557         (elf_x86_64_fixup_symbol): New function.
 558         (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
 559         (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
 560         relocations and discard relocations against resolved undefined
 561         weak symbols in executable.  Don't make resolved undefined weak
 562         symbols in executable dynamic.
 563         (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
 564         (elf_x86_64_relocate_section): Check relocation overflow for
 565         dynamic relocations against unresolved weak undefined symbols.
 566         Don't generate dynamic relocations against resolved weak
 567         undefined symbols in PIE.
 568         (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
 569         dynamic PLT/GOT relocations for resolved undefined weak symbols.
 570         Don't generate dynamic relocation against resolved undefined weak
 571         symbol in executable.
 572         (elf_x86_64_finish_dynamic_sections): Call
 573         elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
 574         (elf_backend_fixup_symbol): New.
 575
 576 2016-02-26  Alan Modra  <amodra@gmail.com>
 577
 578         * elf64-ppc.c (create_linkage_sections): Create sfpr when
 579         save_restore_funcs, rest of sections when not relocatable.
 580         (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
 581         (sfpr_define): Define all symbols on emitted code.
 582         (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
 583         when relocatable.  Move sfpr_define loop earlier.
 584
 585 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 586
 587         * elf64-x86-64.c (elf_x86_64_need_pic): New function.
 588         (elf_x86_64_relocate_section): Use it.  Replace
 589         x86_64_elf_howto_table[r_type] with howto.
 590
 591 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 592
 593         PR ld/19698
 594         * elflink.c (bfd_elf_record_link_assignment): Set versioned if
 595         symbol version is unknown.
 596
 597 2016-02-24  H.J. Lu  <hongjiu.lu@intel.com>
 598
 599         * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
 600         to (bfd_vma) -1 when setting needs_plt to 0.
 601         * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
 602
 603 2016-02-23  H.J. Lu  <hongjiu.lu@intel.com>
 604
 605         * elflink.c (bfd_elf_record_link_assignment): Check for shared
 606         library, instead of PIC, and don't check PDE when making linker
 607         assigned symbol dynamic.
 608
 609 2016-02-23  Faraz Shahbazker  <faraz.shahbazker@imgtec.com>
 610
 611         * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
 612         ABIVERSION for non-executable stack.
 613
 614 2016-02-23  Rich Felker  <bugdal@aerifal.cx>
 615
 616         PR target/19516
 617         * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
 618         Always produce a RELATIVE reloc for a local symbol.
 619
 620 2016-02-23  Hans-Peter Nilsson  <hp@axis.com>
 621
 622         Fix test-case ld-elf/pr19617b
 623         * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
 624         discard unused non-function symbols when --dynamic-list-data.
 625
 626 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 627
 628         * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
 629         dynsym section, even if it is empty, with dynamic sections.
 630
 631 2016-02-22  H.J. Lu  <hongjiu.lu@intel.com>
 632
 633         * syms.c: Remove BSF_COMMON from comments.
 634         * bfd-in2.h: Regenerated.
 635
 636 2016-02-22  Jiong Wang  <jiong.wang@arm.com>
 637
 638         * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
 639         for destination.  Remove useless function parameters.
 640         (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
 641
 642 2016-02-19  Nick Clifton  <nickc@redhat.com>
 643
 644         PR ld/19629
 645         * aoutx.h (aout_link_add_symbols): Check for out of range string
 646         table offsets.
 647
 648         PR ld/19628
 649         * reloc.c (bfd_generic_get_relocated_section_contents): Stop
 650         processing if we encounter a reloc without an associated symbol.
 651
 652 2016-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 653
 654         PR ld/19617
 655         * elflink.c (elf_link_add_object_symbols): Always create dynamic
 656         sections for -E/--dynamic-list.
 657
 658 2016-02-17  H.J. Lu  <hongjiu.lu@intel.com>
 659
 660         * elf64-x86-64.c (elf_backend_omit_section_dynsym): New.  Defined
 661         to bfd_true.
 662
 663 2016-02-16  Joseph Myers  <joseph@codesourcery.com>
 664
 665         * plugin.c (plugin_vec): Set match priority to 255.
 666         * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
 667         matching against the plugin vector, take priority from there not
 668         from TEMP.
 669
 670 2016-02-15  Nick Clifton  <nickc@redhat.com>
 671
 672         * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
 673         for length and type fields.  Use a signed value for the
 674         suffix_length field.
 675
 676 2016-02-10  H.J. Lu  <hongjiu.lu@intel.com>
 677
 678         PR ld/19601
 679         * elf32-i386.c (elf_i386_relocate_section): Mask off the least
 680         significant bit in GOT offset for R_386_GOT32X.
 681
 682 2016-02-10  Nick Clifton  <nickc@redhat.com>
 683
 684         PR 19405
 685         * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
 686         immediate values.
 687         * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
 688         number of messages about FDE encoding preventing .eh_frame_hdr
 689         generation.
 690
 691 2016-02-09  Nick Clifton  <nickc@redhat.com>
 692
 693         * oasys.c (oasys_archive_p): Fix indentation.
 694         * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
 695         constant for left shifting.
 696
 697         * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
 698         helpful warning message to explain why certain AArch64 relocs
 699         might overflow.
 700
 701 2016-02-05  Simon Marchi  <simon.marchi@ericsson.com>
 702
 703         * pe-mips.c (coff_mips_reloc): Fix formatting.
 704
 705 2016-02-05  Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
 706
 707         * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
 708         to bfd_mach_arc_arc600.
 709
 710 2016-02-04  Alan Modra  <amodra@gmail.com>
 711
 712         * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
 713         for big-endian.
 714
 715 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 716
 717         PR ld/19542
 718         * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
 719         distances in the compressed_size field of the output section.
 720
 721 2016-02-02  Alan Modra  <amodra@gmail.com>
 722
 723         * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
 724         ELFv2 entry optimization.
 725
 726 2016-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 727
 728         PR binutils/19547
 729         * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
 730         no relocations in relocatable files.
 731
 732 2016-02-01  H.J. Lu  <hongjiu.lu@intel.com>
 733
 734         PR ld/19553
 735         * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
 736         if a symbol from a library loaded via DT_NEEDED doesn't match
 737         the symbol referenced by regular object.
 738
 739 2016-02-01  Nathaniel Smith  <njs@pobox.com>
 740
 741         * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
 742         CODE and DATA.
 743
 744 2016-02-01  Alan Modra  <amodra@gmail.com>
 745
 746         * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
 747         an out of range reloc_index.
 748         * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
 749
 750 2016-02-01  Kamil Rytarowski  <n54@gmx.com>
 751
 752         * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
 753         (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
 754         * Makefile.in: Regenerated.
 755
 756 2016-02-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 757
 758         * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
 759
 760 2016-01-31  John David Anglin  <danglin@gcc.gnu.org>
 761
 762         PR ld/19526
 763         * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
 764         files.
 765         * elf64-hppa.c (elf32_hppa_final_link): Likewise.  Remove retval.
 766
 767 2016-01-30  H.J. Lu  <hongjiu.lu@intel.com>
 768
 769         PR ld/19539
 770         * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
 771         against STT_GNU_IFUNC symbol only with dynamic symbols.
 772         * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
 773
 774 2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
 775
 776         PR binutils/19523
 777         * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
 778         decompress debug sections.
 779
 780 2016-01-25  Maciej W. Rozycki  <macro@imgtec.com>
 781
 782         * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
 783         `dynindx'.
 784
 785 2016-01-25  Nick Clifton  <nickc@redhat.com>
 786
 787         PR target/19435
 788         * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
 789         dsym filename buffer.
 790
 791 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 792
 793         * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
 794
 795 2016-01-24  Maciej W. Rozycki  <macro@imgtec.com>
 796
 797         * elfxx-mips.c (BZ16_REG): Correct calculation.
 798
 799 2016-01-21  Nick Clifton  <nickc@redhat.com>
 800
 801         * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
 802         changing the type of _loc to be bfd_byte *.
 803         (elf_arc_finish_dynamic_symbol): Likewise.
 804
 805 2016-01-21  Nick Clifton  <nickc@redhat.com>
 806
 807         PR ld/19455
 808         * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
 809         class of the linker stub bfd.
 810         (elf32_arm_check_relocs): Skip check for pic format after
 811         processing a vxWorks R_ARM_ABS12 reloc.
 812         * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
 813         reporting a class mismatch.
 814
 815 2016-01-21  Jiong Wang  <jiong.wang@arm.com>
 816
 817         * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
 818         veneer for sym_sec != input_sec.
 819         (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
 820         (elfNN_aarch64_final_link_relocate): Take rela addend into account when
 821         calculation destination.
 822
 823 2016-01-21  Alan Modra  <amodra@gmail.com>
 824
 825         * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
 826         (swap_linux_prpsinfo64_out): New function.
 827         (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 828         (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
 829         * elf.c (elfcore_write_linux_prpsinfo32): Adjust.  Don't memset.
 830         (elfcore_write_linux_prpsinfo64): Likewise.
 831         * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
 832         (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
 833         (elfcore_write_ppc_linux_prpsinfo32): Adjust.  Don't memset.
 834
 835 2016-01-21  Alan Modra  <amodra@gmail.com>
 836
 837         * elf-linux-core.h: Rename from elf-linux-psinfo.h.
 838         * elf.c: Adjust #include.
 839         * elf32-ppc.c: Don't #include elf-linux-psinfo.h
 840         * Makefile.am (SOURCE_HFILES): Update.
 841         * Makefile.in: Regenerate.
 842         * po/SRC-PORFILES.in: Regenerate.
 843
 844 2016-01-21  Alan Modra  <amodra@gmail.com>
 845
 846         * configure.ac: Move corefile selection later in file.  Move
 847         tdefaults code immediately after other target vector code.
 848         * configure: Regenerate.
 849
 850 2016-01-20  Mickael Guene  <mickael.guene@st.com>
 851
 852         * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
 853         section using '.text.noread' pattern.
 854
 855 2016-01-19  John Baldwin  <jhb@FreeBSD.org>
 856
 857         * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
 858
 859 2016-01-18  Miranda Cupertino  <Cupertino.Miranda@synopsys.com>
 860             Zissulescu Claudiu  <Claudiu.Zissulescu@synopsys.com>
 861
 862         * arc-plt.def: New file.
 863         * arc-plt.h: Likewise.
 864         * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
 865                        elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
 866                        elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
 867                        elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
 868         (name_for_global_symbol): Added.
 869         (ADD_RELA): Helper to create dynamic relocs.
 870         (new_got_entry_to_list): Create a new got entry in linked list.
 871         (symbol_has_entry_of_type): Search for specific type of entry in
 872         list.
 873         (is_reloc_for_GOT): return FALSE for any TLS related relocs.
 874         (is_reloc_for_TLS, arc_elf_set_private_flags)
 875         (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
 876         (arc_elf_merge_private_bfd_data): New functions.
 877         (debug_arc_reloc): Cleaned debug info printing.
 878         (PDATA reloc): Changed not to perform address alignment.
 879         (reverse_me): Added. Fix for ARC_32 relocs.
 880         (arc_do_relocation): Return bfd_reloc_of when no relocation should
 881         occur.
 882         (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
 883         Changed function to access an array of list of GOT entries instead
 884         of just an array of offsets.
 885         (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
 886         (elf_arc_check_relocs): Likewise.
 887         (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
 888         (elf_arc_finish_dynamic_sections): Likewise
 889         (arc_create_dynamic_sections): Modified conditions to create
 890         dynamic sections.
 891         (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
 892         (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
 893         (relocate_plt_for_entry): Changed to support new way to define PLT
 894         related code.
 895         (add_symbol_to_plt): Likewise.
 896         (arc_elf_link_hash_table_create): New function.
 897
 898 2016-01-18  Nick Clifton  <nickc@redhat.com>
 899
 900         PR ld/19440
 901         * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
 902         section number into internal section number.
 903         * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
 904         * coffswap.h (coff_swap_sym_in): Likewise.
 905         * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
 906         * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
 907         section number field is big enough to hold the external value.
 908
 909 2016-01-17  Alan Modra  <amodra@gmail.com>
 910
 911         * configure: Regenerate.
 912
 913 2016-01-12  Yury Usishchev  <y.usishchev@samsung.com>
 914
 915         * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
 916         when address in first unwind entry does not match start of
 917         section.
 918
 919 2016-01-08  Richard Sandiford  <richard.sandiford@arm.com>
 920             Jiong Wang  <jiong.wang@arm.com>
 921
 922         PR ld/19368
 923         * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
 924         reloc_class_ifunc.
 925
 926 2016-01-06  Andrew Burgess  <andrew.burgess@embecosm.com>
 927
 928         * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
 929         place 'R_' before the reloc name returned.
 930         (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
 931         the relocation string.
 932
 933 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 934
 935         * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
 936         factored out from...
 937         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 938
 939 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 940
 941         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
 942         attribute check after ELF file header flag check.
 943
 944 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 945
 946         * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
 947         return status from `_bfd_elf_merge_object_attributes'.
 948
 949 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 950
 951         * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
 952         factored out from...
 953         (_bfd_mips_elf_merge_private_bfd_data): ... here.
 954
 955 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 956
 957         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
 958         handling of input MIPS ABI flags together.
 959
 960 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 961
 962         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
 963         attribute checks for null input.
 964
 965 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 966
 967         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
 968         pointers to target data.
 969
 970 2016-01-04  Maciej W. Rozycki  <macro@imgtec.com>
 971
 972         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
 973         an FP ABI warning.
 974
 975 2016-01-01  Alan Modra  <amodra@gmail.com>
 976
 977         Update year range in copyright notice of all files.
 978
 979 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
 980 \f
 981 Copyright (C) 2016 Free Software Foundation, Inc.
 982
 983 Copying and distribution of this file, with or without modification,
 984 are permitted in any medium without royalty provided the copyright
 985 notice and this notice are preserved.
 986
 987 Local Variables:
 988 mode: change-log
 989 left-margin: 8
 990 fill-column: 74
 991 version-control: never
 992 End: