bfd/ChangeLog

   1 2011-04-28  Tom Tromey  <tromey@redhat.com>
   2
   3         * bfdio.c (memory_bstat): Pass correct size to memset.
   4
   5 2011-04-28  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * dwarf2.c (dwarf_debug_sections): Mark const.
   8         * elf.c (special_sections): Likewise.
   9         * libbfd-in.h (dwarf_debug_sections): Likewise.
  10         * libbfd.h: Regenerate.
  11
  12 2011-04-26  Kai Tietz  <ktietz@redhat.com>
  13
  14         * coffcode.h (sec_to_styp_flags): Allow linkonce for
  15         debugging sections.
  16
  17 2011-04-26  Tristan Gingold  <gingold@adacore.com>
  18
  19         * coff64-rs6000.c: Convert to ISO-C.  Remove PARAMS and PTR macros.
  20
  21 2011-04-24  Alan Modra  <amodra@gmail.com>
  22
  23         PR ld/12365
  24         PR ld/12696
  25         * coff-aux.c (coff_m68k_aux_link_add_one_symbol): Update "notice" call.
  26         * linker.c (_bfd_link_hash_newfunc): Clear bitfields.
  27         (_bfd_generic_link_add_one_symbol): Update "notice" call.
  28         * elflink.c (_bfd_elf_merge_symbol): Don't skip weak redefs when
  29         it is a redef of an IR symbol in a real BFD.
  30
  31 2011-04-22  H.J. Lu  <hongjiu.lu@intel.com>
  32
  33         * elf32-i386.c (elf_i386_readonly_dynrelocs): Warn relocation
  34         in readonly section in a shared object.
  35         (elf_i386_size_dynamic_sections): Likewise.
  36         * elf64-x86-64.c (elf_x86_64_readonly_dynrelocs): Likewise.
  37         (elf_x86_64_size_dynamic_sections): Likewise.
  38
  39 2011-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  40
  41         PR ld/12694
  42         * elf32-i386.c (elf_i386_readonly_dynrelocs): Skip local IFUNC
  43         symbols.
  44         * elf64-x86-64.c (elf_x86_64_readonly_dynrelocs): Likewise.
  45
  46 2011-04-21  H.J. Lu  <hongjiu.lu@intel.com>
  47
  48         * elf32-i386.c (elf_i386_finish_dynamic_symbol): Return false
  49         on dynamic symbol error.
  50         * elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Likewise.
  51
  52 2011-04-20  Tristan Gingold  <gingold@adacore.com>
  53
  54         * config.bfd (alpha*-*-*vms*, ia64*-*-*vms*): Define targ_selvecs.
  55
  56 2011-04-20  Alan Modra  <amodra@gmail.com>
  57
  58         * hash.c (bfd_default_hash_table_size): Make it an unsigned long.
  59         (bfd_hash_table_init_n): Overflow checking.
  60         (bfd_hash_set_default_size): Return current size.  Take unsigned long
  61         arg.  Add 65537 to hash_size primes.
  62         * bfd-in.h (bfd_hash_set_default_size): Update prototype.
  63         * bfd-in2.h: Regenerate.
  64
  65 2011-04-20  Jan Kratochvil  <jan.kratochvil@redhat.com>
  66
  67         * elf-bfd.h (RELOC_AGAINST_DISCARDED_SECTION): Fix +1 overrun of
  68         memmove elements.
  69
  70 2011-04-20  Alan Modra  <amodra@gmail.com>
  71
  72         * libbfd.c (bfd_log2): Do return rounded up value.
  73         * elflink.c (bfd_elf_size_dynsym_hash_dynstr): Replace bfd_log2
  74         call with expanded old round down version of the function.
  75
  76         * archive.c (_bfd_get_elt_at_filepos): Don't release n_nfd.
  77         * elflink.c (elf_link_add_object_symbols): Delete redundant code.
  78
  79 2011-04-20  Alan Modra  <amodra@gmail.com>
  80
  81         PR ld/12365
  82         * elfcode.h (elf_slurp_symbol_table): Put common plugin IR symbols
  83         in their own common section.
  84         * elflink.c (elf_link_add_object_symbols): Likewise.
  85         * linker.c (generic_link_check_archive_element): Don't lose flags
  86         if common section is pre-existing.
  87         (_bfd_generic_link_add_one_symbol): Likewise.
  88
  89 2011-04-20  Alan Modra  <amodra@gmail.com>
  90
  91         PR ld/12365
  92         * elflink.c (_bfd_elf_merge_symbol): Update multiple_common calls.
  93         * linker.c (_bfd_generic_link_add_one_symbol): Likewise.  Call
  94         multiple_definition regardless of allow_multiple_definition.
  95         * simple.c (simple_dummy_multiple_definition): Update.
  96         * xcofflink.c (xcoff_link_add_symbols): Update multiple_definition
  97         calls.
  98
  99 2011-04-18  Tristan Gingold  <gingold@adacore.com>
 100
 101         * coff-rs6000.c: Convert to ISO-C.  Remove PARAMS macro.
 102
 103 2011-04-18  Alan Modra  <amodra@gmail.com>
 104
 105         PR ld/12365
 106         PR ld/12672
 107         * bfd.c (BFD_PLUGIN): Define.
 108         (BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN.
 109         * bfd-in2.h: Regenerate.
 110         * elflink.c (elf_link_output_extsym): Strip undefined plugin syms.
 111         * opncls.c (bfd_make_readable): Don't lose original bfd flags.
 112
 113 2011-04-17  Jan Kratochvil  <jan.kratochvil@redhat.com>
 114
 115         * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Do not check for
 116         SEC_LOAD.
 117
 118 2011-04-15  Sergio Durigan Junior  <sergiodj@redhat.com>
 119
 120         * elf-bfd.h (struct sdt_note): New struct.
 121         (struct elf_obj_tdata) <sdt_note_head>: New field.
 122         * elf.c (elfobj_grok_stapsdt_note_1): New function.
 123         (elfobj_grok_stapsdt_note): Likewise.
 124         (elf_parse_notes): Added code to treat SystemTap note
 125         sections.
 126
 127 2011-04-12  Richard Henderson  <rth@redhat.com>
 128
 129         * elf64-alpha.c (elf64_alpha_size_dynamic_sections): Do not
 130         exclude empty .got sections.
 131
 132 2011-04-11  H.J. Lu  <hongjiu.lu@intel.com>
 133
 134         * elf32-i386.c (elf_i386_reloc_type_lookup): Fix the out of bound
 135         array access for BFD_RELOC_386_IRELATIVE.
 136
 137 2011-04-11  Bernd Schmidt  <bernds@codesourcery.com>
 138
 139         * elf32-tic6x.c (elf32_tic6x_check_relocs): Initialize pc_count field.
 140
 141 2011-04-11  Mark Wielaard  <mjw@redhat.com>
 142
 143         PR 10549
 144         * elf-bfd.h (has_ifunc_symbols): Renamed to has_gnu_symbols.
 145         (has_gnu_symbols): Renamed from has_ifunc_symbols.
 146         * elf.c (_bfd_elf_set_osabi): Use new has_gnu_symbols name.
 147         * elf32-arm.c (elf32_arm_add_symbol_hook): Set has_gnu_symbols
 148         also if STB_GNU_UNIQUE symbol binding was seen.
 149         * elf32-i386.c (elf_i386_add_symbol_hook): Likewise.
 150         * elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
 151         * elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
 152         * elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
 153         * elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
 154         * elf64-x86-64.c (elf_x86_64_add_symbol_hook): Likewise.
 155
 156 2011-04-11  Alan Modra  <amodra@gmail.com>
 157
 158         * bfd-in.h (bfd_get_section_limit): Don't use rawsize with output
 159         sections.
 160         * libbfd.c (_bfd_generic_get_section_contents): Likewise.
 161         (_bfd_generic_get_section_contents_in_window): Likewise.
 162         * section.c (bfd_get_section_contents): Likewise.
 163         * compress.c (bfd_get_full_section_contents): Likewise.
 164         * elf32-rx.c (rx_final_link): Ignore rawsize.
 165         * elf32-microblaze.c (microblaze_elf_relocate_section): Use correct
 166         bfd with bfd_get_section_limit.
 167         * elfxx-ia64.c (elfNN_ia64_choose_gp): Add "final" parameter.  Use
 168         os->size during final link.  Update callers.
 169         * bfd-in2.h: Regenerate.
 170
 171 2011-04-10  Richard Sandiford  <rdsandiford@googlemail.com>
 172
 173         PR ld/12637
 174         * elfxx-mips.c (mips_elf_merge_got_with): Use arg->global_count
 175         as the number of global entries when merging with the primary GOT.
 176
 177 2011-04-09  H.J. Lu  <hongjiu.lu@intel.com>
 178
 179         * elf32-i386.c: Update copyright year.
 180         * elf64-x86-64.c: Likewise.
 181
 182 2011-04-09  Kai Tietz  <ktietz@redhat.com>
 183
 184         * peXXigen.c (_bfd_XXi_final_link_postscripte): Sort pdata in temporary
 185         buffer and use rawsize for sorting.
 186         * coffcode.h (coff_compute_section_file_positions): Set rawsize
 187         before doing alignment.
 188
 189 2011-04-09  H.J. Lu  <hongjiu.lu@intel.com>
 190
 191         * elf32-i386.c (elf_i386_relocate_section): Return relocation
 192         error on unsupported relocation.
 193         * elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
 194
 195 2011-04-09  H.J. Lu  <hongjiu.lu@intel.com>
 196
 197         PR binutils/12657
 198         * hosts/x86-64linux.h (elf_prstatus32): Replace __pid_t with
 199         pid_t.
 200
 201 2011-04-08  H.J. Lu  <hongjiu.lu@intel.com>
 202
 203         PR ld/12654
 204         * elf32-i386.c (elf_i386_relocate_section): Check !executable
 205         instead of shared for R_386_TLS_LDO_32.
 206
 207 2011-04-08  Tristan Gingold  <gingold@adacore.com>
 208
 209         * Makefile.am (SOURCE_HFILES): Remove xcoff-target.h
 210         * coff-pmac: Remove
 211         * xcoff-target.h: Remove
 212         * Makefile.in: Regenerate.
 213
 214 2011-04-07  Cary Coutant  <ccoutant@google.com>
 215
 216         * dwarf2.c (scan_unit_for_symbols): Check for DW_AT_specification.
 217
 218 2011-04-07  Paul Brook  <paul@codesourcery.com>
 219
 220         * elf32-tic6x.c (elf32_tic6x_howto_table): R_C6000_PREL31 is
 221         pc-relative.
 222         (elf32_tic6x_howto_table_rel): Ditto.
 223         (elf32_tic6x_relocate_section): Implement R_C6000_PREL31.
 224         (elf32_tic6x_check_relocs): Ditto.
 225
 226 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
 227
 228         * config.bfd (thumb-*-oabi): Don't handle in list of obsolete
 229         targets.
 230         (strongarm*, thumb*, xscale*): Remove architectures.
 231         (strongarm-*-kaos*, thumb-*-coff, thumb-*-elf, thumb-epoc-pe*,
 232         thumb-*-pe*, strongarm-*-elf, strongarm-*-coff, xscale-*-elf,
 233         xscale-*-coff): Remove targets.
 234
 235 2011-04-01  Tristan Gingold  <gingold@adacore.com>
 236
 237         * elfxx-ia64.c: include bfd_stdint.h
 238
 239 2011-03-31  Jan Kratochvil  <jan.kratochvil@redhat.com>
 240
 241         * elf32-tic6x.c (elf32_tic6x_relocate_section): Remove unused variable
 242         dynobj and its initialization.
 243
 244 2011-03-31  Tristan Gingold  <gingold@adacore.com>
 245
 246         * makefile.vms (DEFS): Add HAVE_bfd_elf64_ia64_vms_vec.
 247         * configure.com: Set BFD_HOST_64BIT_LONG_LONG and
 248         BFD_HOST_LONG_LONG to 1.
 249
 250 2011-03-31  Tristan Gingold  <gingold@adacore.com>
 251
 252         * vms-alpha.c (vms_get_remaining_object_record): Fix dec-c warning.
 253         (_bfd_vms_write_etir): Ditto.
 254         (_bfd_vms_slurp_etir): Avoid to use intptr_t
 255         * configure.com: Generate bfd_stdint.h
 256
 257 2011-03-31  Bernd Schmidt  <bernds@codesourcery.com>
 258
 259         * elf32-tic6x.h (struct elf32_tic6x_params): New.
 260         (elf32_tic6x_setup): Declare.
 261         * elf32-tic6x.c: Include <limits.h>.
 262         (ELF_DYNAMIC_LINKER, DEFAULT_STACK_SIZE, PLT_ENTRY_SIZE): Define.
 263         (struct elf32_tic6x_link_hash_table, struct elf32_link_hash_entry):
 264         New structures.
 265         (elf32_tic6x_link_hash_table, is_tic6x_elf): New macros.
 266         (tic6x_elf_scom_section, tic6x_elf_scom_symbol,
 267         tic6x_elf_scom_symbol_ptr): New static variables.
 268         (elf32_tic6x_howto_table, elf32_tic6x_howto_table_rel,
 269         elf32_tic6x_reloc_map): Add R_C6000_JUMP_SLOT, R_C6000_EHTYPE,
 270         R_C6000_PCR_H16 and R_C6000_PCR_L16.
 271         (elf32_tic6x_link_hash_newfunc, elf32_tic6x_link_hash_table_create,
 272         elf32_tic6x_link_hash_table_free, elf32_tic6x_setup,
 273         elf32_tic6x_using_dsbt, elf32_tic6x_install_rela,
 274         elf32_tic6x_create_dynamic_sections, elf32_tic6x_make_got_dynreloc,
 275         elf32_tic6x_finish_dynamic_symbol, elf32_tic6x_gc_sweep_hook,
 276         elf32_tic6x_adjust_dynamic_symbol): New static functions.
 277         (elf32_tic6x_relocate_section): For R_C6000_PCR_S21, convert branches
 278         to weak symbols as required by the ABI.
 279         Handle GOT and DSBT_INDEX relocs, and copy relocs to the output file
 280         as needed when generating DSBT output.
 281         (elf32_tic6x_check_relocs, elf32_tic6x_add_symbol_hook,
 282         elf32_tic6x_symbol_processing, elf32_tic6x_section_from_bfd_section,
 283         elf32_tic6x_allocate_dynrelocs, elf32_tic6x_size_dynamic_sections,
 284         elf32_tic6x_always_size_sections, elf32_tic6x_modify_program_headers,
 285         elf32_tic6x_finish_dynamic_sections, elf32_tic6x_plt_sym_val,
 286         elf32_tic6x_copy_private_data, elf32_tic6x_link_omit_section_dynsym):
 287         New static functions.
 288         (ELF_MAXPAGESIZE): Define to 0x1000.
 289         (bfd_elf32_bfd_copy_private_bfd_data,
 290         bfd_elf32_bfd_link_hash_table_create,
 291         bfd_elf32_bfd_link_hash_table_free, elf_backend_can_refcount,
 292         elf_backend_want_got_plt, elf_backend_want_dynbss,
 293         elf_backend_plt_readonly, elf_backend_got_header_size,
 294         elf_backend_gc_sweep_hook, elf_backend_modify_program_headers,
 295         elf_backend_create_dynamic_sections, elf_backend_adjust_dynamic_symbol,
 296         elf_backend_check_relocs, elf_backend_add_symbol_hook,
 297         elf_backend_symbol_processing, elf_backend_link_output_symbol_hook,
 298         elf_backend_section_from_bfd_section,
 299         elf_backend_finish_dynamic_symbol, elf_backend_always_size_sections,
 300         elf32_tic6x_size_dynamic_sections, elf_backend_finish_dynamic_sections,
 301         elf_backend_omit_section_dynsym, elf_backend_plt_sym_val): Define.
 302
 303         * bfd/reloc.c (BFD_RELOC_C6000_JUMP_SLOT, BFD_RELOC_C6000_EHTYPE,
 304         BFD_RELOC_C6000_PCR_H16, BFD_RELOC_C6000_PCR_S16): Add.
 305         * bfd/bfd-in2.h: Regenerate.
 306         * bfd/libbfd.h: Regenerate.
 307         * config.bfd: Accept tic6x-*-* instead of tic6x-*-elf.
 308
 309 2011-03-31  Tristan Gingold  <gingold@adacore.com>
 310
 311         * coffcode.h (coff_slurp_symbol_table): Silently discard C_NULL
 312         entry on xcoff when value is C_NULL_VALUE.
 313
 314 2011-03-31  Tristan Gingold  <gingold@adacore.com>
 315
 316         * libcoff-in.h (exec_hdr): Remove.
 317         * libcoff.h: Regenerate.
 318
 319 2011-03-30  Nick Clifton  <nickc@redhat.com>
 320
 321         * po/da.po: Updated Danish translation.
 322
 323 2011-03-29  Richard Henderson  <rth@redhat.com>
 324
 325         * elf64-alpha.c (elf64_alpha_gc_mark_hook): New.
 326         (elf64_alpha_gc_sweep_hook): New.
 327         (elf_backend_gc_mark_hook, elf_backend_gc_sweep_hook): New.
 328         (elf_backend_can_gc_sections): New.
 329
 330 2011-03-26  John Marino  <binutils@marino.st>
 331
 332         * config.bfd: Add x86_64-*-dragonfly*, fix i386-*-dragonfly*.
 333         * configure.in: Delete unused bfd_elf32_i386_dragonfly_vec.
 334         * configure: Regenerate.
 335
 336 2011-03-25  Michael Snyder  <msnyder@vmware.com>
 337
 338         * coffcode.h (coff_set_alignment_hook): Check return of bfd_seek.
 339
 340 2011-03-25  Tristan Gingold  <gingold@adacore.com>
 341
 342         * vms-alpha.c (_bfd_vms_find_nearest_dst_line): Allow the use
 343         of find_nearest_line on object files.
 344
 345 2011-03-25  Tristan Gingold  <gingold@adacore.com>
 346
 347         * vms-alpha.c (evax_section_flags): Make $CODE$ section read-only.
 348         Minor reordering.
 349         (alpha_vms_create_eisd_for_section): Make code sections read-only.
 350
 351 2011-03-24  Alan Modra  <amodra@gmail.com>
 352
 353         * elf32-ppc.c (ppc_elf_tls_optimize): Catch more cases where
 354         old-style __tls_get_addr calls without marker relocs don't match
 355         their arg setup insn one for one.  If such mismatches are found
 356         report the reloc and don't do any tls optimization.
 357         * elf64-ppc.c (ppc64_elf_tls_optimize): Likewise.
 358
 359 2011-03-22  Eric B. Weddington  <eric.weddington@atmel.com>
 360
 361         * bfd-in2.h: Regenerate.
 362
 363 2011-03-22  Eric B. Weddington  <eric.weddington@atmel.com>
 364
 365         * archures.c: Add AVR XMEGA architecture information.
 366         * cpu-avr.c (arch_info_struct): Likewise.
 367         * elf32-avr.c (bfd_elf_avr_final_write_processing): Likewise.
 368         (elf32_avr_object_p): Likewise.
 369
 370 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 371
 372         * reloc.c (BFD_RELOC_ARM_IRELATIVE): New relocation.
 373         * bfd-in2.h: Regenerate.
 374         * elf32-arm.c (elf32_arm_howto_table_2): Rename existing definition
 375         to elf32_arm_howto_table_3 and replace with a single R_ARM_IRELATIVE
 376         entry.
 377         (elf32_arm_howto_from_type): Update accordingly.
 378         (elf32_arm_reloc_map): Map BFD_RELOC_ARM_IRELATIVE to R_ARM_IRELATIVE.
 379         (elf32_arm_reloc_name_lookup): Handle elf32_arm_howto_table_3.
 380         (arm_plt_info): New structure, split out from elf32_arm_link_hash_entry
 381         with an extra noncall_refcount field.
 382         (arm_local_iplt_info): New structure.
 383         (elf_arm_obj_tdata): Add local_iplt.
 384         (elf32_arm_local_iplt): New accessor macro.
 385         (elf32_arm_link_hash_entry): Replace plt_thumb_refcount,
 386         plt_maybe_thumb_refcount and plt_got_offset with an arm_plt_info.
 387         Change tls_type to a bitfield and add is_iplt.
 388         (elf32_arm_link_hash_newfunc): Update accordingly.
 389         (elf32_arm_allocate_local_sym_info): New function.
 390         (elf32_arm_create_local_iplt): Likewise.
 391         (elf32_arm_get_plt_info): Likewise.
 392         (elf32_arm_plt_needs_thumb_stub_p): Likewise.
 393         (elf32_arm_get_local_dynreloc_list): Likewise.
 394         (create_ifunc_sections): Likewise.
 395         (elf32_arm_copy_indirect_symbol): Update after the changes to
 396         elf32_arm_link_hash_entry.  Assert the is_iplt has not yet been set.
 397         (arm_type_of_stub): Add an st_type argument.  Use elf32_arm_get_plt_info
 398         to get PLT information.  Assert that all STT_GNU_IFUNC references
 399         are turned into PLT references.
 400         (arm_build_one_stub): Pass the symbol type to
 401         elf32_arm_final_link_relocate.
 402         (elf32_arm_size_stubs): Pass the symbol type to arm_type_of_stub.
 403         (elf32_arm_allocate_irelocs): New function.
 404         (elf32_arm_add_dynreloc): In static objects, use .rel.iplt for
 405         all R_ARM_IRELATIVE.
 406         (elf32_arm_allocate_plt_entry): New function.
 407         (elf32_arm_populate_plt_entry): Likewise.
 408         (elf32_arm_final_link_relocate): Add an st_type parameter.
 409         Set srelgot to null for static objects.  Use separate variables
 410         to record which st_value and st_type should be used when generating
 411         a dynamic relocation.  Use elf32_arm_get_plt_info to find the
 412         symbol's PLT information, setting has_iplt_entry, splt,
 413         plt_offset and gotplt_offset accordingly.  Check whether
 414         STT_GNU_IFUNC symbols should resolve to an .iplt entry, and change
 415         the relocation target accordingly.  Broaden assert to include
 416         .iplts.  Don't set sreloc for static relocations.  Assert that
 417         we only generate dynamic R_ARM_RELATIVE relocations for R_ARM_ABS32
 418         and R_ARM_ABS32_NOI.  Generate R_ARM_IRELATIVE relocations instead
 419         of R_ARM_RELATIVE relocations if the target is an STT_GNU_IFUNC
 420         symbol.  Pass the symbol type to arm_type_of_stub.  Conditionally
 421         resolve GOT references to the .igot.plt entry.
 422         (elf32_arm_relocate_section): Update the call to
 423         elf32_arm_final_link_relocate.
 424         (elf32_arm_gc_sweep_hook): Use elf32_arm_get_plt_info to get PLT
 425         information.  Treat R_ARM_REL32 and R_ARM_REL32_NOI as call
 426         relocations in shared libraries and relocatable executables.
 427         Count non-call PLT references.  Use elf32_arm_get_local_dynreloc_list
 428         to get the list of dynamic relocations for a local symbol.
 429         (elf32_arm_check_relocs): Always create ifunc sections.  Set isym
 430         at the same time as setting h.  Use elf32_arm_allocate_local_sym_info
 431         to allocate local symbol information.  Treat R_ARM_REL32 and
 432         R_ARM_REL32_NOI as call relocations in shared libraries and
 433         relocatable executables.  Record PLT information for local
 434         STT_GNU_IFUNC functions as well as global functions.   Count
 435         non-call PLT references.  Use elf32_arm_get_local_dynreloc_list
 436         to get the list of dynamic relocations for a local symbol.
 437         (elf32_arm_adjust_dynamic_symbol): Handle STT_GNU_IFUNC symbols.
 438         Don't remove STT_GNU_IFUNC PLTs unless all references have been
 439         removed.  Update after the changes to elf32_arm_link_hash_entry.
 440         (allocate_dynrelocs_for_symbol): Decide whether STT_GNU_IFUNC PLT
 441         entries should live in .plt or .iplt.  Check whether the .igot.plt
 442         and .got entries can be combined.  Use elf32_arm_allocate_plt_entry
 443         to allocate .plt and .(i)got.plt entries.  Detect which .got
 444         entries will need R_ARM_IRELATIVE relocations and use
 445         elf32_arm_allocate_irelocs to allocate them.  Likewise other
 446         non-.got dynamic relocations.
 447         (elf32_arm_size_dynamic_sections): Allocate .iplt, .igot.plt
 448         and dynamic relocations for local STT_GNU_IFUNC symbols.
 449         Check whether the .igot.plt and .got entries can be combined.
 450         Detect which .got entries will need R_ARM_IRELATIVE relocations
 451         and use elf32_arm_allocate_irelocs to allocate them.  Use stashed
 452         section pointers intead of strcmp checks.  Handle iplt and igotplt.
 453         (elf32_arm_finish_dynamic_symbol): Use elf32_arm_populate_plt_entry
 454         to fill in .plt, .got.plt and .rel(a).plt entries.  Point
 455         STT_GNU_IFUNC symbols at an .iplt entry if non-call relocations
 456         resolve to it.
 457         (elf32_arm_output_plt_map_1): New function, split out from
 458         elf32_arm_output_plt_map.  Handle .iplt entries.  Use
 459         elf32_arm_plt_needs_thumb_stub_p.
 460         (elf32_arm_output_plt_map): Call it.
 461         (elf32_arm_output_arch_local_syms): Add mapping symbols for
 462         local .iplt entries.
 463         (elf32_arm_swap_symbol_in): Handle Thumb STT_GNU_IFUNC symbols.
 464         (elf32_arm_swap_symbol_out): Likewise.
 465         (elf32_arm_add_symbol_hook): New function.
 466         (elf_backend_add_symbol_hook): Define for all targets.
 467
 468 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 469
 470         * elf-bfd.h (elf_link_hash_entry): Add target_internal.
 471         * elf.c (swap_out_syms): Set st_target_internal for each
 472         Elf_Internal_Sym.
 473         * elfcode.h (elf_swap_symbol_in): Likewise.
 474         * elf32-i370.c (i370_elf_finish_dynamic_sections): Likewise.
 475         * elf32-sh-symbian.c (sh_symbian_relocate_section): Likewise.
 476         * elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise.
 477         * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Likewise.
 478         * elflink.c (elf_link_output_extsym): Likewise.
 479         (bfd_elf_final_link): Likewise.
 480         (elf_link_add_object_symbols): Copy st_target_internal
 481         to the hash table if we see a definition.
 482         (_bfd_elf_copy_link_hash_symbol_type): Copy target_internal.
 483         * elf32-arm.c (elf32_arm_stub_hash_entry): Replace st_type with
 484         a branch_type field.
 485         (a8_erratum_fix, a8_erratum_reloc): Likewise.
 486         (arm_type_of_stub): Replace actual_st_type with an
 487         actual_branch_type parameter.
 488         (arm_build_one_stub): Use branch types rather than st_types to
 489         determine the type of branch.
 490         (cortex_a8_erratum_scan): Likewise.
 491         (elf32_arm_size_stubs): Likewise.
 492         (bfd_elf32_arm_process_before_allocation): Likewise.
 493         (allocate_dynrelocs_for_symbol): Likewise.
 494         (elf32_arm_finish_dynamic_sections): Likewise.
 495         (elf32_arm_final_link_relocate): Replace sym_flags parameter with
 496         a branch_type parameter.
 497         (elf32_arm_relocate_section): Update call accordingly.
 498         (elf32_arm_adjust_dynamic_symbol): Don't check STT_ARM_TFUNC.
 499         (elf32_arm_output_map_sym): Initialize st_target_internal.
 500         (elf32_arm_output_stub_sym): Likewise.
 501         (elf32_arm_symbol_processing): Delete.
 502         (elf32_arm_swap_symbol_in): Convert STT_ARM_TFUNCs into STT_FUNCs.
 503         Use st_target_internal to record the branch type.
 504         (elf32_arm_swap_symbol_out): Use st_target_internal to test for
 505         Thumb functions.
 506         (elf32_arm_is_function_type): Delete.
 507         (elf_backend_symbol_processing): Likewise.
 508         (elf_backend_is_function_type): Likewise.
 509
 510 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 511
 512         * elf32-arm.c (elf32_arm_check_relocs): Always assign a dynobj.
 513         (elf32_arm_finish_dynamic_sections): Move sgot != NULL assertion
 514         into the PLT block.
 515
 516 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 517
 518         * elf32-arm.c (elf32_arm_check_relocs): Use call_reloc_p,
 519         may_need_local_target_p and may_become_dynamic_p to classify
 520         the relocation type.  Don't check info->symbolic or h->def_regular
 521         when deciding whether to record a potential dynamic reloc.
 522         Don't treat potential dynamic relocs as PLT references.
 523         (elf32_arm_gc_sweep_hook): Update to match.  Assert that we don't
 524         try to make the PLT reference count go negative.
 525
 526 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 527
 528         * elf32-arm.c (elf32_arm_final_link_relocate): Always fill in the
 529         GOT entry here, rather than leaving it to finish_dynamic_symbol.
 530         Only create a dynamic relocation for local references if
 531         info->shared.
 532         (allocate_dynrelocs_for_symbol): Update dynamic relocation
 533         allocation accordingly.
 534         (elf32_arm_finish_dynamic_symbol): Don't initialise the GOT entry here.
 535
 536 2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>
 537
 538         * elf32-arm.c (elf32_arm_allocate_dynrelocs): New function.
 539         (elf32_arm_add_dynreloc): Likewise.
 540         (elf32_arm_adjust_dynamic_symbol): Use elf32_arm_allocate_dynrelocs
 541         to allocate dynamic relocations.
 542         (elf32_arm_size_dynamic_sections): Likewise.
 543         (allocate_dynrelocs): Likewise.  Rename to
 544         allocate_dynrelocs_for_symbol.
 545         (elf32_arm_final_link_relocate): Use elf32_arm_add_dynreloc to
 546         create dynamic relocations.
 547         (elf32_arm_finish_dynamic_symbol): Likewise.
 548
 549 2011-03-12  H.J. Lu  <hongjiu.lu@intel.com>
 550
 551         * elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
 552         x32 GD->IE and GD->LE transitions.
 553         (elf_x86_64_relocate_section): Supprt TLS x32 GD->IE, GD->LE
 554         and LD->LE transitions.
 555
 556 2011-03-10  Alan Modra  <amodra@gmail.com>
 557
 558         * elf64-ppc.c (ppc64_elf_relocate_section): Provide section/offset
 559         for LO_DS error message and correct multiple.
 560
 561 2011-03-10  Alan Modra  <amodra@gmail.com>
 562
 563         * elf64-ppc.c (bfd_elf64_bfd_link_just_syms): Define.
 564         (ppc64_elf_link_just_syms): New function.
 565         (opd_entry_value): Don't assume big-endian host.
 566         (get_r2off): New function.
 567         (ppc_build_one_stub, ppc_size_one_stub): Use it here.
 568
 569 2011-03-06  Michael Snyder  <msnyder@vmware.com>
 570
 571         * compress.c (bfd_compress_section_contents): Check for out of mem.
 572
 573         * elf64-x86-64.c (elf_x86_64_relocate_section): Document
 574         that case statement falls through intentionally.
 575
 576         * elf32-i386.c (elf_i386_relocate_section): Document fall through.
 577
 578 2011-03-04  Alan Modra  <amodra@gmail.com>
 579
 580         * archive.c (bsd_write_armap): Don't call stat in deterministic
 581         mode, and don't use st_mtime if stat returns error.
 582
 583 2011-03-03  Michael Snyder  <msnyder@vmware.com>
 584
 585         * elf64-x86-64.c (elf_x86_64_relocate_section): Remove dead code.
 586
 587         * coff-x86_64.c (coff_amd64_rtype_to_howto): Fencepost error.
 588
 589         * aoutx.h (aout_final_link): Use sizeof int not sizeof int*.
 590         (aout_link_write_other_symbol): Missing break statement.
 591
 592         * dwarf2.c (scan_unit_for_symbols): Stop memory leak.
 593
 594         * archive.c (_bfd_slurp_extended_name_table): Fail if bfd_seek fails.
 595
 596 2011-03-03  H.J. Lu  <hongjiu.lu@intel.com>
 597
 598         * elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
 599         x32 IE->LE transition.
 600         (elf_x86_64_relocate_section): Likewise.
 601
 602 2011-03-02  Bernd Schmidt  <bernds@codesourcery.com>
 603
 604         * elflink.c (is_reloc_section): Remove function.
 605         (get_dynamic_reloc_section_name): Construct string manually.
 606
 607 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
 608
 609         * archive.c (_bfd_find_nested_archive): Use filename_(n)cmp.
 610         (adjust_relative_path): Likewise.
 611         (_bfd_construct_extended_name_table): Likewise.
 612         * corefile.c (generic_core_file_matches_executable_p): Likewise.
 613         * elf32-bfin.c (bfinfdpic_relocate_section): Likewise.
 614         * elf32-frv.c (elf32_frv_relocate_section): Likewise.
 615         * elf32-spu.c (sort_bfds): Likewise.
 616         (spu_elf_auto_overlay): Likewise.
 617         * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
 618         * xcofflink.c (xcoff_set_import_path): Likewise.
 619         * xtensa-isa.c (xtensa_regfile_lookup): Likewise.
 620         (xtensa_regfile_lookup_shortname): Likewise.
 621
 622 2011-02-28  Alan Modra  <amodra@gmail.com>
 623
 624         PR 12513
 625         * archive.c (bfd_slurp_bsd_armap_f2): Sanity check parsed_size and
 626         stringsize.  Properly sanity check symdef_count.  Remove redundant
 627         bfd_release.
 628
 629 2011-02-25  Rafael Ávila de Espíndola <respindola@mozilla.com>
 630
 631         * plugin.c (bfd_plugin_object_p): Correctly set the filesize
 632         and handle claim_file seeking. Only try to load the plugin once.
 633
 634 2011-02-22  Andreas Schwab  <schwab@redhat.com>
 635
 636         * elf32-m68k.c (elf_m68k_finish_dynamic_symbol): For a TLS_GD
 637         relocation read the value from the second GOT slot.
 638
 639 2011-02-15  Tristan Gingold  <gingold@adacore.com>
 640
 641         * vms-alpha.c (alpha_vms_link_add_archive_symbols): Add a comment.
 642
 643 2011-02-15  Alan Modra  <amodra@gmail.com>
 644
 645         * elf64-ppc.c (ppc64_elf_edit_toc): Reinstate second read of
 646         toc relocs.  Fuss over free(NULL).
 647
 648 2011-02-14  Mike Frysinger  <vapier@gentoo.org>
 649
 650         * elflink.c (bfd_elf_size_dynamic_sections): Add
 651         bfd_get_symbol_leading_char to the start of newname.
 652
 653 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 654
 655         * configure: Regenerate.
 656
 657 2011-02-09  Alan Modra  <amodra@gmail.com>
 658
 659         * elf64-ppc.c (ppc64_elf_edit_toc): Don't free toc relocs until
 660         we are done.  When optimising large toc, check that a global
 661         symbol on a toc reloc is defined in a kept section.
 662
 663 2011-02-08  Nick Clifton  <nickc@redhat.com>
 664
 665         PR binutils/12467
 666         * elf.c (assign_file_positions_for_load_sections): Set the program
 667         header offset and entry size to zero if there are no program
 668         headers.
 669
 670 2011-02-08  Alan Modra  <amodra@gmail.com>
 671
 672         * elf64-ppc.c (ppc64_elf_edit_toc): Don't segfault on NULL
 673         local_syms when looking for local symbols in .toc.
 674
 675 2011-02-01  Alan Modra  <amodra@gmail.com>
 676
 677         * elf64-ppc.c (ppc64_elf_next_input_section): Use elf_gp value
 678         for toc pointer on any section having makes_toc_func_call set.
 679         (check_pasted_section): Ensure pasted .init/.fini fragments use
 680         the same toc if any has makes_toc_func_call set.
 681
 682 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
 683
 684         * elf32-ppc.c (ppc_elf_link_hash_newfunc): Initialize has_sda_refs
 685         field.
 686
 687 2011-01-22  Richard Sandiford  <rdsandiford@googlemail.com>
 688
 689         * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Ignore
 690         common sections too.
 691
 692 2011-01-18  H.J. Lu  <hongjiu.lu@intel.com>
 693
 694         * elf64-x86-64.c (elf_backend_want_plt_sym): Redefine to 0 after
 695         Solaris target.
 696
 697 2011-01-18  Pierre Muller  <muller@ics.u-strasbg.fr>
 698
 699         Fix compilation for mingw64.
 700         * coffcode.h (coff_slurp_symbol_table): Add intptr_t intermediate
 701         typecast to avoid warning.
 702         * elf32-rx.c: Add "bfd_stdint.h" include required for int32_t type
 703         usage.
 704         * elfxx-ia64.c (elfNN_ia64_relax_br): Use intptr_t typeacast instead
 705         of long for pointer to avoid warning.
 706         (elfNN_ia64_relax_brl): Idem.
 707         (elfNN_ia64_install_value): Idem.
 708         * vms-alpha.c (_bfd_vms_slurp_etir): Idem.
 709
 710 2011-01-17  Richard Sandiford  <richard.sandiford@linaro.org>
 711
 712         * elf32-arm.c (elf32_arm_check_relocs): Check needs_plt rather than
 713         h->needs_plt when deciding whether to record a possible dynamic reloc.
 714
 715 2011-01-17  Richard Sandiford  <richard.sandiford@linaro.org>
 716
 717         * elf32-arm.c (elf32_arm_gc_sweep_hook): Remove all registered
 718         dynamic relocs for the removed section.
 719
 720 2011-01-15  H.J. Lu  <hongjiu.lu@intel.com>
 721
 722         * elf64-x86-64.c (elf_x86_64_check_relocs): Check invalid x32
 723         relocations.
 724
 725 2011-01-14  H.J. Lu  <hongjiu.lu@intel.com>
 726
 727         * elf64-x86-64.c (elf_x86_64_link_hash_table): Add pointer_r_type.
 728         (elf_x86_64_link_hash_table_create): Set pointer_r_type.
 729         (elf_x86_64_check_relocs): Handle R_X86_64_32 like R_X86_64_64
 730         for ILP32.  Remove ABI_64_P PIC check for R_X86_64_8,
 731         R_X86_64_16, R_X86_64_32 and R_X86_64_32S.
 732         (elf_x86_64_relocate_section):  Handle R_X86_64_32 like R_X86_64_64
 733         for ILP32.
 734
 735 2011-01-14  Alan Modra  <amodra@gmail.com>
 736
 737         * bfd.c (bfd_perror): Flush stdout before and stderr after printing
 738         error.
 739         (_bfd_default_error_handler): Likewise.
 740         * elf.c (print_segment_map): Likewise.
 741         * libbfd.c (warn_deprecated): Likewise.
 742         * som.c (som_sizeof_headers): No need to do so here.
 743         * coff-i860.c: Replace use of printf for error messages with
 744         _bfd_error_handler.
 745         * coff-ppc.c: Likewise.
 746         * coff-sh.c: Likewise.
 747         * elf32-bfin.c: Likewise.
 748         * elf32-dlx.c: Likewise.
 749         * elf32-mep.c: Likewise.
 750         * elf32-v850.c: Likewise.
 751         * mach-o.c: Likewise.
 752         * pef.c: Likewise.
 753
 754 2011-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 755
 756         * elf64-x86-64.c (elf_x86_64_link_hash_table): Remove
 757         swap_reloca_out.
 758         (elf_x86_64_link_hash_table_create): Don't set swap_reloca_out.
 759         (elf_x86_64_check_relocs): Align relocation section to 4 byte
 760         for 32bit.
 761         (elf_x86_64_gc_sweep_hook): Replace ELF64_ST_TYPE with
 762         ELF_ST_TYPE.
 763         (elf_x86_64_finish_dynamic_symbol): Updated.
 764         (elf_x86_64_finish_dynamic_sections): Don't use
 765         Elf64_External_Dyn, bfd_elf64_swap_dyn_in, nor
 766         bfd_elf64_swap_dyn_out.
 767
 768 2011-01-14  J. Park  <grassman@gmail.com>
 769
 770         PR ld/12339
 771         * elf32-arm.c (allocate_dynrelocs): Don't set up eh before
 772         following bfd_link_hash_warning symbol link.
 773
 774 2011-01-10  Nathan Sidwell  <nathan@codesourcery.com>
 775             Glauber de Oliveira Costa  <glommer@gmail.com>
 776
 777         * reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
 778         BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
 779         BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
 780         relocations.
 781         * libbfd.h: Rebuilt.
 782         * bfd-in2.h: Rebuilt.
 783         * elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
 784         (elf32_arm_reloc_map): Likewise.
 785         (tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
 786         (elf32_arm_stub_long_branch_any_tls_pic,
 787         elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
 788         (DEF_STUBS): Add new stubs.
 789         (struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
 790         (elf32_arm_local_tlsdesc_gotent): New.
 791         (GOT_TLS_GDESC): New mask.
 792         (GOT_TLS_GD_ANY): Define.
 793         (struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
 794         (elf32_arm_compute_jump_table_size): New.
 795         (struct elf32_arm_link_hash_table): Add next_tls_desc_index,
 796         num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
 797         sgotplt_jump_table_size fields.
 798         (elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
 799         (elf32_arm_link_hash_table_create): Initialize new fields.
 800         (arm_type_of_stub): Check TLS desc relocs too.
 801         (elf32_arm_stub_name): TLS desc relocs can be shared.
 802         (elf32_arm_tls_transition): Determine relaxation.
 803         (arm_stub_required_alignment): Add tls stubs.
 804         (elf32_arm_size_stubs): Likewise.
 805         (elf32_arm_tls_relax): Perform TLS relaxing.
 806         (elf32_arm_final_link_relocate): Process TLS DESC relocations.
 807         (IS_ARM_TLS_GNU_RELOC): New.
 808         (IS_ARM_TLS_RELOC): Use it.
 809         (elf32_arm_relocate_section): Perform TLS relaxing.
 810         (elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
 811         desc relocations.
 812         (allocate_dynrelocs): Allocate tls desc relcoations.
 813         (elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
 814         symbols.
 815         (elf32_arm_size_dynamic_sections): Allocate tls trampolines and
 816         got slots.
 817         (elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
 818         symbol.
 819         (elf32_arm_finish_dynamic_symbol): Adjust.
 820         (arm_put_trampoline): New.
 821         (elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
 822         trampolines.
 823         (elf_backend_always_size_sections): Define.
 824
 825 2011-01-06  H.J. Lu  <hongjiu.lu@intel.com>
 826
 827         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Optimized.
 828
 829 2011-01-06  H.J. Lu  <hongjiu.lu@intel.com>
 830
 831         PR ld/12366
 832         PR ld/12371
 833         * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Properly
 834         handle symbols marked with regular reference, but not non-GOT
 835         reference when building shared library.
 836
 837         * elf32-i386.c (elf_i386_gc_sweep_hook): Properly handle
 838         local and global STT_GNU_IFUNC symols when building shared
 839         library.
 840         * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
 841
 842 2011-01-05  DJ Delorie  <dj@redhat.com>
 843
 844         * reloc.c: Add BFD_RELOC_RX_OP_NEG.
 845         * libbfd.h: Regenerate.
 846         * bfd-in2.h: Regenerate.
 847         * elf32-rx.c: Add it to the list, corresponding to R_RX_OPneg.
 848
 849 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 850
 851         * cpu-i386.c (bfd_i386_compatible): New.
 852         (bfd_x64_32_arch_intel_syntax): Replace bfd_default_compatible
 853         with bfd_i386_compatible.
 854         (bfd_x86_64_arch_intel_syntax): Likewise.
 855         (bfd_i386_arch_intel_syntax): Likewise.
 856         (i8086_arch): Likewise.
 857         (bfd_x64_32_arch): Likewise.
 858         (bfd_x86_64_arch): Likewise.
 859         (bfd_i386_arch): Likewise.
 860
 861 For older changes see ChangeLog-2010
 862 \f
 863 Local Variables:
 864 mode: change-log
 865 left-margin: 8
 866 fill-column: 74
 867 version-control: never
 868 End: