bfd/ChangeLog

   1 2018-02-14  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         PR ld/22842
   4         * elf32-i386.c (elf_i386_check_relocs): Pass FALSE for non
   5         PC-relative PLT to NEED_DYNAMIC_RELOCATION_P.
   6         * elf64-x86-64.c (elf_x86_64_check_relocs): Create PLT for
   7         R_X86_64_PC32 reloc against dynamic function in data section.
   8         Pass TRUE for PC-relative PLT to NEED_DYNAMIC_RELOCATION_P.
   9         (elf_x86_64_relocate_section): Use PLT for R_X86_64_PC32 reloc
  10         against dynamic function in data section.
  11         * elfxx-x86.c (elf_x86_allocate_dynrelocs): Use PLT in PIE as
  12         function address only if pcrel_plt is true.
  13         (_bfd_x86_elf_link_hash_table_create): Set pcrel_plt.
  14         * elfxx-x86.h (NEED_DYNAMIC_RELOCATION_P): Add PCREL_PLT for
  15         PC-relative PLT.  If PLT is PC-relative, don't generate dynamic
  16         PC-relative relocation against a function definition in data
  17         secton in PIE.  Remove the obsolete comments.
  18         (elf_x86_link_hash_table): Add pcrel_plt.
  19
  20 2018-02-13  H.J. Lu  <hongjiu.lu@intel.com>
  21
  22         * elfxx-x86.c (elf_x86_allocate_dynrelocs): Check bfd_link_dll,
  23         instead of bfd_link_pic, for building shared library.
  24
  25 2018-02-13  H.J. Lu  <hongjiu.lu@intel.com>
  26
  27         PR gas/22791
  28         * elf64-x86-64.c (is_32bit_relative_branch): Removed.
  29         (elf_x86_64_relocate_section): Check PIC relocations in PIE.
  30         Remove is_32bit_relative_branch usage.  Disallow PC32 reloc
  31         against protected function in shared object.
  32
  33 2018-02-13  Sergei Trofimovich  <slyfox@inbox.ru>
  34
  35         PR 22828
  36         * po/ru.po: Fix typo in Russian translation.
  37
  38 2018-02-13  Maciej W. Rozycki  <macro@mips.com>
  39
  40         * wasm-module.c (wasm_scan_name_function_section): Rename
  41         `index' local variable to `idx'.
  42
  43 2018-02-13  Nick Clifton  <nickc@redhat.com>
  44
  45         PR 22823
  46         Fix compile time warnings generated by gcc version 8.
  47         * libbfd-in.h: Remove extraneous text from prototypes.
  48         Add prototypes for bfd_false_any, bfd_true_any,
  49         bfd_nullvoidptr_any, bfd_0_any, bfd_0u_any, bfd_0l_any,
  50         bfd_n1_any, bfd_void_any.
  51         (_bfd_generic_bfd_copy_private_bfd_data): Use vararg based dummy
  52         function.
  53         (_bfd_generic_bfd_merge_private_bfd_data): Likewise.
  54         (_bfd_generic_bfd_set_private_flags): Likewise.
  55         (_bfd_generic_bfd_copy_private_section_data): Likewise.
  56         (_bfd_generic_bfd_copy_private_symbol_data): Likewise.
  57         (_bfd_generic_bfd_copy_private_header_data): Likewise.
  58         (_bfd_generic_bfd_print_private_bfd_data): Likewise.
  59         (_bfd_noarchive_construct_extended_name_table): Likewise.
  60         (_bfd_noarchive_truncate_arname): Likewise.
  61         (_bfd_noarchive_write_ar_hdr): Likewise.
  62         (_bfd_noarchive_get_elt_at_index): Likewise.
  63         (_bfd_nosymbols_canonicalize_symtab): Likewise.
  64         (_bfd_nosymbols_print_symbol): Likewise.
  65         (_bfd_nosymbols_get_symbol_info): Likewise.
  66         (_bfd_nosymbols_get_symbol_version_string): Likewise.
  67         (_bfd_nosymbols_bfd_is_local_label_name): Likewise.
  68         (_bfd_nosymbols_bfd_is_target_special_symbol): Likewise.
  69         (_bfd_nosymbols_get_lineno): Likewise.
  70         (_bfd_nosymbols_find_nearest_line): Likewise.
  71         (_bfd_nosymbols_find_line): Likewise.
  72         (_bfd_nosymbols_find_inliner_info): Likewise.
  73         (_bfd_nosymbols_bfd_make_debug_symbol): Likewise.
  74         (_bfd_nosymbols_read_minisymbols): Likewise.
  75         (_bfd_nosymbols_minisymbol_to_symbol): Likewise.
  76         (_bfd_norelocs_bfd_reloc_type_lookup): Likewise.
  77         (_bfd_norelocs_bfd_reloc_name_lookup): Likewise.
  78         (_bfd_nowrite_set_arch_mach): Likewise.
  79         (_bfd_nowrite_set_section_contents): Likewise.
  80         (_bfd_nolink_sizeof_headers): Likewise.
  81         (_bfd_nolink_bfd_get_relocated_section_contents): Likewise.
  82         (_bfd_nolink_bfd_relax_section): Likewise.
  83         (_bfd_nolink_bfd_gc_sections): Likewise.
  84         (_bfd_nolink_bfd_lookup_section_flags): Likewise.
  85         (_bfd_nolink_bfd_merge_sections): Likewise.
  86         (_bfd_nolink_bfd_is_group_section): Likewise.
  87         (_bfd_nolink_bfd_discard_group): Likewise.
  88         (_bfd_nolink_bfd_link_hash_table_create): Likewise.
  89         (_bfd_nolink_bfd_link_add_symbols): Likewise.
  90         (_bfd_nolink_bfd_link_just_syms): Likewise.
  91         (_bfd_nolink_bfd_copy_link_hash_symbol_type): Likewise.
  92         (_bfd_nolink_bfd_final_link): Likewise.
  93         (_bfd_nolink_bfd_link_split_section): Likewise.
  94         (_bfd_nolink_section_already_linked): Likewise.
  95         (_bfd_nolink_bfd_define_common_symbol): Likewise.
  96         (_bfd_nolink_bfd_define_start_stop): Likewise.
  97         (_bfd_nodynamic_canonicalize_dynamic_symtab): Likewise.
  98         (_bfd_nodynamic_get_synthetic_symtab): Likewise.
  99         (_bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_): Likewise.
 100         (_bfd_nodynamic_canonicalize_dynamic_reloc): Likewise.
 101         * libbfd.c (bfd_false_any): New function.  Like bfd_false but
 102         accepts one or more arguments.
 103         (bfd_true_any): Likewise.
 104         (bfd_nullvoidptr_any): Likewise.
 105         (bfd_0_any): Likewise.
 106         (bfd_0u_any): Likewise.
 107         (bfd_0l_any): Likewise.
 108         (_bfd_n1_any): Likewise.
 109         (bfd_void_any): Likewise.
 110         * libbfd.h (extern): Regenerate
 111         * aout-target.h (MY_bfd_is_target_special_symbol): Use vararg
 112         based dummy function.
 113         * aout-tic30.c (tic30_aout_set_arch_mach): Likewise.
 114         * binary.c (binary_get_symbol_info): Likewise.
 115         * coff-alpha.c (alpha_ecoff_backend_data): Likewise.
 116         * coff-mips.c (mips_ecoff_backend_data): Likewise.
 117         * coffcode.h (coff_set_alignment_hook): Likewise.
 118         (symname_in_debug_hook): Likewise.
 119         (bfd_coff_backend_data bigobj_swap_table): Likewise.
 120         * elf-m10300.c (elf_backend_omit_section_dynsym): Likewise.
 121         * elf32-cr16.c (elf_backend_omit_section_dynsym): Likewise.
 122         * elf32-lm32.c (elf_backend_omit_section_dynsym): Likewise.
 123         * elf32-m32r.c (elf_backend_omit_section_dynsym): Likewise.
 124         * elf32-metag.c (elf_backend_omit_section_dynsym): Likewise.
 125         * elf32-score.c (elf_backend_omit_section_dynsym): Likewise.
 126         * elf32-score7.c (elf_backend_omit_section_dynsym): Likewise.
 127         * elf32-xstormy16.c (elf_backend_omit_section_dynsym): Likewise.
 128         * elf32-xtensa.c (elf_backend_omit_section_dynsym): Likewise.
 129         * elf64-alpha.c (elf_backend_omit_section_dynsym): Likewise.
 130         * elf64-hppa.c (elf_backend_omit_section_dynsym): Likewise.
 131         * elf64-ia64-vms.c (elf_backend_omit_section_dynsym): Likewise.
 132         * elf64-mmix.c (elf_backend_omit_section_dynsym): Likewise.
 133         * elf64-sh64.c (elf_backend_omit_section_dynsym): Likewise.
 134         * elfnn-ia64.c (elf_backend_omit_section_dynsym): Likewise.
 135         * elfxx-target.h (bfd_elfNN_bfd_debug_info_accumulate): Likewise.
 136         (bfd_elfNN_bfd_make_debug_symbol): Likewise.
 137         (bfd_elfNN_bfd_merge_private_bfd_data): Likewise.
 138         (bfd_elfNN_bfd_set_private_flags): Likewise.
 139         (bfd_elfNN_bfd_is_target_special_symbol): Likewise.
 140         (elf_backend_init_index_section): Likewise.
 141         (elf_backend_allow_non_load_phdr): Likewise.
 142         * elfxx-x86.h (elf_backend_omit_section_dynsym): Likewise.
 143         * i386msdos.c (msdos_bfd_is_target_special_symbol): Likewise.
 144         * ieee.c (ieee_construct_extended_name_table): Likewise.
 145         (ieee_write_armap): Likewise.
 146         (ieee_write_ar_hdr): Likewise.
 147         (ieee_bfd_is_target_special_symbol): Likewise.
 148         * ihex.c (ihex_canonicalize_symtab): Likewise.
 149         (ihex_bfd_is_target_special_symbol): Likewise.
 150         * libaout.h (aout_32_bfd_is_target_special_symbol): Likewise.
 151         * libecoff.h (_bfd_ecoff_bfd_is_target_special_symbol): Likewise.
 152         (_bfd_ecoff_set_alignment_hook): Likewise.
 153         * mach-o-target.c (bfd_mach_o_bfd_is_target_special_symbol): Likewise.
 154         * mmo.c (mmo_bfd_is_target_special_symbol): Likewise.
 155         * nlm-target.h (nlm_bfd_is_target_special_symbol): Likewise.
 156         * oasys.c (oasys_construct_extended_name_table): Likewise.
 157         (oasys_write_armap): Likewise.
 158         (oasys_write_ar_hdr): Likewise.
 159         (oasys_bfd_is_target_special_symbol): Likewise.
 160         * pef.c (bfd_pef_bfd_is_target_special_symbol): Likewise.
 161         * plugin.c (bfd_plugin_bfd_is_target_special_symbol): Likewise.
 162         * ppcboot.c (ppcboot_bfd_is_target_special_symbol): Likewise.
 163         * som.c (som_bfd_is_target_special_symbol): Likewise.
 164         * srec.c (srec_bfd_is_target_special_symbol): Likewise.
 165         * tekhex.c (tekhex_bfd_is_target_special_symbol): Likewise.
 166         * verilog.c (verilog_bfd_is_target_special_symbol): Likewise.
 167         * versados.c (versados_bfd_is_target_special_symbol): Likewise.
 168         (versados_bfd_reloc_name_lookup): Likewise.
 169         * vms-alpha.c (vms_bfd_is_target_special_symbol): Likewise.
 170         (vms_bfd_define_start_stop): Likewise.
 171         (alpha_vms_bfd_is_target_special_symbol): Likewise.
 172         * wasm-module.c (wasm_bfd_is_target_special_symbol): Likewise.
 173         * xsym.c (bfd_sym_bfd_is_target_special_symbol): Likewise.
 174         * elf32-arc.c (get_replace_function): Assign replacement function
 175         to func pointer.
 176         * elf32-i370.c (i370_noop): Update prototype.
 177
 178 2018-02-13  Alan Modra  <amodra@gmail.com>
 179
 180         PR 22836
 181         * elf.c (_bfd_elf_fixup_group_sections): Account for removed
 182         relocation sections.  If size reduces to just the flag word,
 183         remove that too and mark with SEC_EXCLUDE.
 184         * elflink.c (bfd_elf_final_link): Strip empty group sections.
 185
 186 2018-02-13  Alan Modra  <amodra@gmail.com>
 187
 188         PR 22829
 189         * elf.c (assign_file_positions_for_non_load_sections): Rewrite
 190         PT_GNU_RELRO setup.
 191
 192 2018-02-12  Zebediah Figura  <z.figura12@gmail.com>
 193
 194         * i386msdos.c (msdos_mkobject); New function.
 195         (msdos_object_p): New function.
 196         (i386_msdos_vec): Use msdos_object_p as the check_format
 197         function.
 198         * peicode.h: Rename external_PEI_DOS_hdr, DOSMAGIC, and
 199         NT_SIGNATURE to external_DOS_hdr, IMAGE_DOS_SIGNATURE, and
 200         IMAGE_NT_SIGNATURE.
 201         * peXXigen.c: Likewise.
 202         * coff-ia64.c: Likewise.
 203
 204 2018-02-12  Nick Clifton  <nickc@redhat.com>
 205
 206         * elf32-nds32.c (nds32_elf_relax_longjump3): Remove redundant
 207         assignment.
 208         * elf32-arc.c (elf_arc_relocate_section): Likewise.
 209
 210 2018-02-09  Eric Botcazou  <ebotcazou@adacore.com>
 211
 212         * elfxx-sparc.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Reorder conditions.
 213         (sparc_elf_append_rela): Assert that there is enough room in section.
 214         (_bfd_sparc_elf_copy_indirect_symbol): Fix formatting.
 215         (_bfd_sparc_elf_adjust_dynamic_symbol): Minor tweak.
 216         (allocate_dynrelocs): Remove outdated comments and reorder conditions.
 217         For a symbol subject to a GOT relocation, reserve a slot in the
 218         relocation section if the symbol isn't dynamic and we are in PIC mode.
 219         (_bfd_sparc_elf_relocate_section) <R_SPARC_GOTDATA_OP>: If relocation
 220         is relaxed and a slot was reserved, generate a R_SPARC_NONE relocation.
 221         <R_SPARC_GOTDATA_OP_HIX22>: Adjust comments.
 222         <R_SPARC_PC10>: Reorder conditions.  Remove always-false assertion.
 223         (_bfd_sparc_elf_finish_dynamic_symbol): Rename local_undefweak into
 224         resolved_to_zero.  Do not generate a dynamic GOT relocation for an
 225         undefined weak symbol with non-default visibility.  Remove superfluous
 226         'else' and fix formatting.
 227
 228 2018-02-09  H.J. Lu  <hongjiu.lu@intel.com>
 229
 230         * elf32-i386.c (elf_i386_get_synthetic_symtab): Also handle
 231         is_solaris.
 232         (i386_elf32_sol2_vec): Don't declare.
 233         (elf_i386_link_setup_gnu_properties): Also handle is_solaris.
 234         Don't set need_global_offset_table.
 235         (elf_i386_solaris_arch_bed): New.
 236         (elf_backend_arch_data): Set to elf_i386_solaris_arch_bed for
 237         Solaris.
 238         * elf64-x86-64.c (elf_x86_64_get_synthetic_symtab): Check
 239         target_os != is_nacl instead of target_os == is_normal.
 240         (x86_64_elf64_sol2_vec): Don't declare.
 241         (elf_x86_64_link_setup_gnu_properties): Check target_os !=
 242         is_nacl instead of target_os == is_normal.  Don't set
 243         need_global_offset_table.
 244         (elf_x86_64_solaris_arch_bed): New.
 245         (elf_backend_arch_data): Set to elf_x86_64_solaris_arch_bed for
 246         Solaris.
 247         * elfxx-x86.c (_bfd_x86_elf_size_dynamic_sections): Keep
 248         _GLOBAL_OFFSET_TABLE_ for Solaris.
 249         (_bfd_x86_elf_link_setup_gnu_properties): Don't copy
 250         need_global_offset_table.
 251         * elfxx-x86.h (elf_x86_target_os): Add is_solaris.
 252         (elf_x86_link_hash_table): Remove need_global_offset_table.
 253         (elf_x86_init_table): Likewise.
 254
 255 2018-02-08  H.J. Lu  <hongjiu.lu@intel.com>
 256
 257         * elf32-i386.c (elf32_i386_copy_solaris_special_section_fields):
 258         Remove prototype.
 259         (i386_elf32_sol2_vec): Declared.
 260         (elf_i386_link_setup_gnu_properties): Set
 261         need_global_offset_table with info->output_bfd->xvec.
 262         * elf64-x86-64.c (elf64_x86_64_copy_solaris_special_section_fields):
 263         Remove prototype.
 264         (x86_64_elf64_sol2_vec): Declared.
 265         (elf_x86_64_link_setup_gnu_properties): Set
 266         need_global_offset_table with info->output_bfd->xvec.
 267
 268 2018-02-08  H.J. Lu  <hongjiu.lu@intel.com>
 269
 270         * elf32-i386.c (elf32_i386_copy_solaris_special_section_fields):
 271         New prototype.
 272         (elf_i386_link_setup_gnu_properties): Set need_global_offset_table
 273         for Solaris.
 274         * elf64-x86-64.c (elf64_x86_64_copy_solaris_special_section_fields):
 275         New prototype.
 276         (elf_x86_64_link_setup_gnu_properties): Set
 277         need_global_offset_table for Solaris.
 278         * elfxx-x86.c (_bfd_x86_elf_size_dynamic_sections): Keep the
 279         unused _GLOBAL_OFFSET_TABLE_ for Solaris.
 280         (_bfd_x86_elf_link_setup_gnu_properties): Copy
 281         need_global_offset_table.
 282         * elfxx-x86.h (elf_x86_link_hash_table): Add
 283         need_global_offset_table.
 284         (elf_x86_init_table): Likewise.
 285
 286 2018-02-08  Jim Wilson  <jimw@sifive.com>
 287
 288         * elfnn-riscv.c (riscv_elf_relocate_section): Add comment for previous
 289         change.
 290
 291 2018-02-08  Nick Clifton  <nickc@redhat.com>
 292
 293         PR 22788
 294         * elf.c (elf_parse_notes): Reject notes with excessuively large
 295         alignments.
 296
 297 2018-02-07  Alan Modra  <amodra@gmail.com>
 298
 299         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 300         * elf32-ppc.c: Remove speculation barrier support.
 301         * elf32-ppc.h: Likewise.
 302         * elf64-ppc.c: Likewise.
 303         * elf64-ppc.h: Likewise.
 304
 305 2018-02-06  Jim Wilson  <jimw@sifive.com>
 306
 307         * elfnn-riscv.c (riscv_elf_relocate_section): Return TRUE if used
 308         callback to report an error.
 309
 310 2018-02-06  Eric Botcazou  <ebotcazou@adacore.com>
 311
 312         PR ld/22263
 313         * elfxx-sparc.c (sparc_elf_tls_transition): Turn call to bfd_link_pic
 314         into call to !bfd_link_executable and tidy up.
 315         (_bfd_sparc_elf_check_relocs): Fix formatting and tidy up.
 316         <R_SPARC_TLS_LE_HIX22>: Turn call to bfd_link_pic into call to
 317         !bfd_link_executable.
 318         <R_SPARC_TLS_IE_HI22>: Likewise.
 319         <GOT relocations>: Remove useless code, tidy and merge related blocks.
 320         <R_SPARC_TLS_GD_CALL>: Turn call to bfd_link_pic into call to
 321         !bfd_link_executable.
 322         <R_SPARC_WPLT30>: Tidy up.
 323         (_bfd_sparc_elf_gc_mark_hook): Turn call to bfd_link_pic into call to
 324         !bfd_link_executable.
 325         (allocate_dynrelocs): Likewise.
 326         (_bfd_sparc_elf_relocate_section): Fix formatting and tidy up.
 327         <R_SPARC_TLS_GD_HI22>: Merge into...
 328         <R_SPARC_TLS_GD_LO10>: ...this.  Adjust 4th argument in call to
 329         sparc_elf_tls_transition and remove redundant code.
 330         <R_SPARC_TLS_LDM_HI22>: Turn call to bfd_link_pic into call to
 331         !bfd_link_executable.
 332         <R_SPARC_TLS_LDO_HIX22>: Likewise.
 333         <R_SPARC_TLS_LE_HIX22>: Likewise.  Tidy up.
 334         <R_SPARC_TLS_LDM_CALL>: Likewise.
 335         <R_SPARC_TLS_GD_CALL>: Likewise.  Tidy up.
 336         <R_SPARC_TLS_GD_ADD>: Likewise.
 337         <R_SPARC_TLS_LDM_ADD>: Likewise.
 338         <R_SPARC_TLS_LDO_ADD>: Likewise.
 339         <R_SPARC_TLS_IE_LD>: Likewise.
 340
 341 2018-02-06  Miloš Stojanović  <milos.stojanovic@rt-rk.com>
 342
 343         PR 22789
 344         * elfxx-mips.c (_bfd_mips_elf_find_nearest_line): If the dwarf
 345         functions failed to find the function name, try the generic elf
 346         find function instead.
 347
 348 2018-02-06  Sergio Durigan Junior  <sergiodj@redhat.com>
 349
 350         * coff-rs6000.c (xcoff_write_archive_contents_old): Use
 351         'memcpy' instead of 'strncpy' when writing the magic number.
 352
 353 2018-02-06  Nick Clifton  <nickc@redhat.com>
 354
 355         PR 22794
 356         * opncls.c (bfd_get_debug_link_info_1): Check the size of the
 357         section before attempting to read it in.
 358         (bfd_get_alt_debug_link_info): Likewise.
 359
 360 2018-02-06  Paul Carroll  <pcarroll@codesourcery.com>
 361
 362         * bfd/dwarf2.c (find_abstract_name): Modified to return file and
 363         line information in addition to name, if they can be found.
 364
 365 2018-02-05  Renlin Li  <renlin.li@arm.com>
 366
 367         PR ld/22764
 368         * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Relax the
 369         R_AARCH64_ABS32 and R_AARCH64_ABS16 for absolute symbol. Apply the
 370         check for writeable section as well.
 371
 372 2018-02-05  H.J. Lu  <hongjiu.lu@intel.com>
 373
 374         PR ld/22782
 375         * elf32-i386.c (elf_i386_check_relocs): Set got_referenced if
 376         _GLOBAL_OFFSET_TABLE_ is referenced or GOT is needed to resolve
 377         undefined weak symbol to 0.
 378         * elf64-x86-64.c (elf_x86_64_check_relocs): Set got_referenced
 379         if _GLOBAL_OFFSET_TABLE_ is referenced.
 380         * elfxx-x86.c (_bfd_x86_elf_size_dynamic_sections): Check
 381         got_referenced instead of ref_regular_nonweak.  Remove the
 382         unused _GLOBAL_OFFSET_TABLE_ from symbol table.
 383         * elfxx-x86.h (elf_x86_link_hash_table): Add got_referenced.
 384
 385 2018-02-05  Maciej W. Rozycki  <macro@mips.com>
 386
 387         * elfnn-riscv.c (_bfd_riscv_relax_pc): Use `memset' to
 388         initialize `hi_reloc'.
 389
 390 2018-02-05  Maciej W. Rozycki  <macro@mips.com>
 391
 392         * elfxx-mips.c (_bfd_mips_elf_section_processing): For
 393         SHT_MIPS_REGINFO sections don't assert the correct size and
 394         report an error instead.
 395
 396 2018-02-05  Maciej W. Rozycki  <macro@mips.com>
 397
 398         * elf.c (_bfd_elf_write_object_contents): Propagate a failure
 399         status from `->elf_backend_section_processing'.
 400
 401 2018-02-02  Jim Wilson  <jimw@sifive.com>
 402
 403         PR ld/22756
 404         * elfnn-riscv.c (riscv_relax_delete_bytes): New parameter link_info.
 405         If link_info->wrap_hash, check for a duplicate symbol and ignore.
 406         (_bfd_riscv_relax_call, bfd_riscv_relax_lui, _bfd_riscv_relax_tls_le):
 407         Pass new argument to riscv_relax_delete_bytes.
 408         (_bfd_riscv_relax_align, _bfd_riscv_relax_delete): Likewise.  Remove
 409         ATTRIBUTE_UNUSED from link_info parameter.
 410
 411 2018-02-02  Alan Modra  <amodra@gmail.com>
 412
 413         * elf64-ppc.c (ppc64_elf_relocate_section): Don't relocate nops
 414         emitted for toc sequence optimization.  Set and use "howto" later.
 415
 416 2018-02-01  Simon Marchi  <simon.marchi@ericsson.com>
 417
 418         * elf64-ppc.c (ppc64_elf_archive_symbol_lookup): Avoid pointer
 419         arithmetic on NULL pointer.
 420         * elflink.c (_bfd_elf_archive_symbol_lookup,
 421         elf_link_add_archive_symbols): Likewise.
 422
 423 2018-01-31  Michael Matz  <matz@suse.de>
 424
 425         * elflink.c (bfd_elf_define_start_stop): Fix check of
 426         def_dynamic.
 427
 428 2018-01-31  H.J. Lu  <hongjiu.lu@intel.com>
 429
 430         PR ld/21964
 431         * elflink.c (bfd_elf_define_start_stop): Check if __start and
 432         __stop symbols are referenced by shared objects.
 433
 434 2018-01-30  Alan Modra  <amodra@gmail.com>
 435
 436         PR 22758
 437         * elf.c (_bfd_elf_map_sections_to_segments): Don't start a new
 438         segment when demand paged with lma on the same page.  Test this
 439         before load/non-load, executable/non-executable,
 440         writable/non-writable tests and simplify.  Delete bogus relro
 441         condition in writable/non-writable test.  Delete outdated
 442         comment.  Formatting.
 443
 444 2018-01-30  Alan Modra  <amodra@gmail.com>
 445
 446         * elflink.c (bfd_elf_define_start_stop): Make __start and __stop
 447         symbols dynamic.
 448
 449 2018-01-29  Alan Modra  <amodra@gmail.com>
 450
 451         PR 22741
 452         * coffgen.c (coff_pointerize_aux): Ensure auxent tagndx is in
 453         range before converting to a symbol table pointer.
 454
 455 2018-01-27  Nick Clifton  <nickc@redhat.com>
 456
 457         * po/ru.po: Updated Russian translation.
 458
 459 2018-01-26  Alan Modra  <amodra@gmail.com>
 460
 461         * elflink.c (bfd_elf_define_start_stop): Override symbols when
 462         they are defined dynamically.
 463
 464 2018-01-26  Alan Modra  <amodra@gmail.com>
 465
 466         * elf64-ppc.c (ppc64_elf_size_stubs): Iterate sizing when
 467         .branch_lt changes size.
 468
 469 2018-01-25  Alan Modra  <amodra@gmail.com>
 470
 471         PR 22746
 472         * elfcode.h (elf_object_p): Avoid integer overflow.
 473
 474 2018-01-25  Eric Botcazou  <ebotcazou@adacore.com>
 475
 476         PR ld/22727
 477         * elfxx-sparc.c (_bfd_sparc_elf_check_relocs) <R_SPARC_TLS_GD_CALL>:
 478         Do a mere lookup of the __tls_get_addr symbol instead of adding it.
 479
 480         Revert
 481         2017-10-19  H.J. Lu  <hongjiu.lu@intel.com>
 482
 483         PR ld/22263
 484         * elfxx-sparc.c (sparc_elf_tls_transition): Replace
 485         bfd_link_pic with !bfd_link_executable, !bfd_link_pic with
 486         bfd_link_executable for TLS check.
 487         (_bfd_sparc_elf_check_relocs): Likewise.
 488         (allocate_dynrelocs): Likewise.
 489         (_bfd_sparc_elf_relocate_section): Likewise.
 490
 491 2018-01-24  Renlin Li  <renlin.li@arm.com>
 492
 493         * elfnn-aarch64.c (elfNN_aarch64_final_link_relocate): Add support for
 494         BFD_RELOC_AARCH64_MOVW_PREL_G0, BFD_RELOC_AARCH64_MOVW_PREL_G0_NC,
 495         BFD_RELOC_AARCH64_MOVW_PREL_G1, BFD_RELOC_AARCH64_MOVW_PREL_G1_NC,
 496         BFD_RELOC_AARCH64_MOVW_PREL_G2, BFD_RELOC_AARCH64_MOVW_PREL_G2_NC,
 497         BFD_RELOC_AARCH64_MOVW_PREL_G3.
 498         * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
 499         (_bfd_aarch64_elf_resolve_relocation): Likewise.
 500
 501 2018-01-24  Renlin Li  <renlin.li@arm.com>
 502
 503         * reloc.c: Add BFD_RELOC_AARCH64_MOVW_PREL_G0,
 504         BFD_RELOC_AARCH64_MOVW_PREL_G0_NC, BFD_RELOC_AARCH64_MOVW_PREL_G1,
 505         BFD_RELOC_AARCH64_MOVW_PREL_G1_NC, BFD_RELOC_AARCH64_MOVW_PREL_G2,
 506         BFD_RELOC_AARCH64_MOVW_PREL_G2_NC, BFD_RELOC_AARCH64_MOVW_PREL_G3.
 507         * elfnn-aarch64.c (elfNN_aarch64_howto_table): Add entries for
 508         BFD_RELOC_AARCH64_MOVW_PREL_G0, BFD_RELOC_AARCH64_MOVW_PREL_G0_NC,
 509         BFD_RELOC_AARCH64_MOVW_PREL_G1, BFD_RELOC_AARCH64_MOVW_PREL_G1_NC,
 510         BFD_RELOC_AARCH64_MOVW_PREL_G2, BFD_RELOC_AARCH64_MOVW_PREL_G2_NC,
 511         BFD_RELOC_AARCH64_MOVW_PREL_G3.
 512         * bfd-in2.h: Regenerate.
 513         * libbfd.h: Regenerate.
 514
 515 2018-01-23  Maciej W. Rozycki  <macro@mips.com>
 516
 517         * elfxx-mips.c (_bfd_mips_elf_final_link): Update a stale
 518         `mips_elf32_section_processing' comment reference.
 519
 520 2018-01-20  H.J. Lu  <hongjiu.lu@intel.com>
 521
 522         PR ld/22721
 523         * elfxx-x86.c (_bfd_x86_elf_link_check_relocs): Check the
 524         versioned __tls_get_addr symbol.
 525
 526 2018-01-19  Nick Clifton  <nickc@redhat.com>
 527
 528         * po/fr.po: Updated French translation.
 529
 530 2018-01-18  Alan Modra  <amodra@gmail.com>
 531
 532         * elf32-ppc.c (ppc_elf_create_glink): Correct alignment of .glink.
 533         * elf64-ppc.c (ppc64_elf_size_stubs): Handle negative plt_stub_align.
 534         (ppc64_elf_build_stubs): Likewise.
 535
 536 2018-01-17  Nick Clifton  <nickc@redhat.com>
 537
 538         * po/ru.po: Updated Russian translation.
 539         * po/uk/po: Updated Ukranian translation.
 540
 541 2018-01-17  Alan Modra  <amodra@gmail.com>
 542
 543         * elf64-ppc.c (ppc64_elf_build_stubs): Silence gcc warning.
 544
 545 2018-01-17  Alan Modra  <amodra@gmail.com>
 546
 547         * elf32-ppc.c (GLINK_ENTRY_SIZE): Handle speculation barrier.
 548         (CRSETEQ, BEQCTRM): Define.
 549         (is_nonpic_glink_stub): Don't check bctr.
 550         (ppc_elf_link_hash_table_create): Init new ppc_elf_params field.
 551         (ppc_elf_relax_section): Size speculation barrier.
 552         (output_bctr): New function.
 553         (write_glink_stub): Use output_bctr.
 554         (ppc_elf_relocate_section): Use output_bctr for long branch stub.
 555         (ppc_elf_finish_dynamic_symbol): Likewise.
 556         (ppc_elf_finish_dynamic_sections): Use output_bctr.
 557         * elf32-ppc.h (struct ppc_elf_params): Add speculate_indirect_jumps.
 558         * elf64-ppc.c (CRSETEQ, BEQCTRM, BEQCTRLM): Define.
 559         (GLINK_PLTRESOLVE_SIZE): Size speculation barrier.
 560         (size_global_entry_stubs): Handle speculation barrier sizing.
 561         (plt_stub_size): Likewise.
 562         (output_bctr): New function.
 563         (build_plt_stub, build_tls_get_addr_stub): Output speculation
 564         barrier.
 565         (ppc_build_one_stub): Likewise for ppc_stub_plt_branch.
 566         (ppc_size_one_stub): Size speculation barrier in ppc_stub_plt_branch.
 567         (build_global_entry_stubs): Output speculation barrier.
 568         (ppc64_elf_build_stubs): Likewise in __glink_PLTresolve stub.
 569         * elf64-ppc.h (struct ppc64_elf_params): Add speculate_indirect_jumps.
 570
 571 2018-01-17  Alan Modra  <amodra@gmail.com>
 572
 573         * elf32-ppc.c (GLINK_ENTRY_SIZE): Add parameters, handle
 574         __tls_get_addr_opt, and alignment sizing.
 575         (TLS_GET_ADDR_GLINK_SIZE): Delete.
 576         (is_nonpic_glink_stub): Don't use GLINK_ENTRY_SIZE.
 577         (ppc_elf_get_synthetic_symtab): Recognize stubs spaced at 4, 6,
 578         or 8 insns.
 579         (ppc_elf_link_hash_table_create): Init new ppc_elf_params field.
 580         (allocate_dynrelocs): Use new GLINK_ENTRY_SIZE.
 581         (ppc_elf_size_dynamic_sections): Likewise.  Size branch table
 582         by PLT reloc count.
 583         (write_glink_stub): Handle __tls_get_addr_opt stub.
 584         Pad out to size given by GLINK_ENTRY_SIZE.
 585         (ppc_elf_relocate_section): Adjust write_glink_stub call.
 586         (ppc_elf_finish_dynamic_symbol): Likewise.
 587         (ppc_elf_finish_dynamic_sections): Write PLTresolve without using
 588         insn array since so many need rewriting.
 589         * elf32-ppc.h (struct ppc_elf_params): Add plt_stub_align.
 590         * elf64-ppc.c (GLINK_PLTRESOLVE_SIZE): Rename from
 591         GLINK_CALL_STUB_SIZE.  Add htab param and evaluate to size without
 592         nops.  Adjust all uses.
 593         (ppc64_elf_get_synthetic_symtab): Don't use GLINK_CALL_STUB_SIZE
 594         in glink_vma calculation.
 595         (struct ppc_link_hash_table): Add global_entry section pointer.
 596         (create_linkage_sections): Create separate section for global
 597         entry stubs.
 598         (PPC_LO, PPC_HI, PPC_HA): Move earlier.
 599         (size_global_entry_stubs): Handle sizing for aligned stubs.
 600         (ppc64_elf_size_dynamic_sections): Handle global_entry alloc,
 601         and don't stash end of glink branch table in rawsize.
 602         (ppc_build_one_stub): Rewrite stub size calculations.
 603         (build_global_entry_stubs): Use new section.
 604         (ppc64_elf_build_stubs): Don't pad __glink_PLTresolve with nops.
 605         Build lazy link stubs out to end of section.  Build global entry
 606         stubs in new section.
 607
 608 2018-01-15  Nick Clifton  <nickc@redhat.com>
 609
 610         * po/uk.po: Updated Ukranian translation.
 611
 612 2018-01-13  Nick Clifton  <nickc@redhat.com>
 613
 614         * po/bfd.pot: Regenerated.
 615
 616 2018-01-13  Nick Clifton  <nickc@redhat.com>
 617
 618         * version.m4: Bump version to 2.30.51
 619         * configure: Regenerate.
 620
 621 2018-01-13  Nick Clifton  <nickc@redhat.com>
 622
 623         2.30 branch created.
 624
 625 2018-01-12  Jens Widell  <jl@opera.com>
 626
 627         * elf.c (setup_group): Optimize search for group by remembering
 628         last found group and restarting search at that index.
 629         * elf-bfd.h (struct elf_obj_tdata): Add group_search_offset field.
 630
 631 2018-01-12  Gunther Nikl  <gnikl@users.sourceforge.net>
 632
 633         * aoutx.h (aout_link_check_ar_symbols): Remove default and handle
 634         bfd_link_common_skip_none in switch.
 635
 636 2018-01-12  Alan Modra  <amodra@gmail.com>
 637
 638         PR ld/22649
 639         * elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Ignore dynamic
 640         references on forced local symbols.
 641
 642 2018-01-12  Vlad Ivanov  <vlad@ivanov.email>
 643
 644         * elfxx-mips.c (_bfd_mips_elf_final_link): Notify user when
 645         .reginfo section has wrong size.
 646
 647 2018-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 648
 649         PR ld/22393
 650         * elf.c (_bfd_elf_map_sections_to_segments): When generating
 651         separate code and read-only data LOAD segments, create a new
 652         LOAD segment if the previous section contains text and the
 653         current section doesn't or vice versa.  Don't put a writable
 654         section in a read-only segment if there is a RELRO segment.
 655
 656 2018-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 657
 658         PR ld/22649
 659         * elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Ignore dynamic
 660         references on forced local symbols.
 661
 662 2018-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 663
 664         PR ld/22677
 665         * elflink.c (bfd_elf_gc_sections): Keep all PREINIT_ARRAY,
 666         INIT_ARRAY as well as FINI_ARRAY sections for ld -r --gc-section.
 667
 668 2017-09-27  Kuan-Lin Chen  <kuanlinchentw@gmail.com>
 669
 670         PR 22662
 671         * elf32-nds32.c (nds32_elf_relax_loadstore): Fix a typographical error.
 672
 673 2018-01-03  John Baldwin  <jhb@FreeBSD.org>
 674
 675         * elf.c (elfcore_grok_freebsd_note): Handle
 676         NT_FREEBSD_PROCSTAT_PROC, NT_FREEBSD_PROCSTAT_FILES, and
 677         NT_FREEBSD_PROCSTAT_VMMAP.
 678
 679 2018-01-03  Alan Modra  <amodra@gmail.com>
 680
 681         Update year range in copyright notice of all files.
 682
 683 For older changes see ChangeLog-2017
 684 \f
 685 Copyright (C) 2018 Free Software Foundation, Inc.
 686
 687 Copying and distribution of this file, with or without modification,
 688 are permitted in any medium without royalty provided the copyright
 689 notice and this notice are preserved.
 690
 691 Local Variables:
 692 mode: change-log
 693 left-margin: 8
 694 fill-column: 74
 695 version-control: never
 696 End: