bfd/elfxx-target.h

   1 /* Target definitions for NN-bit ELF
   2    Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   3    2003, 2004 Free Software Foundation, Inc.
   4
   5    This file is part of BFD, the Binary File Descriptor library.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20
  21 /* This structure contains everything that BFD knows about a target.
  22    It includes things like its byte order, name, what routines to call
  23    to do various operations, etc.  Every BFD points to a target structure
  24    with its "xvec" member.
  25
  26    There are two such structures here:  one for big-endian machines and
  27    one for little-endian machines.   */
  28
  29 #define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
  30 #define bfd_elfNN_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
  31 #ifndef bfd_elfNN_get_section_contents
  32 #define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
  33 #endif
  34
  35 #define bfd_elfNN_canonicalize_dynamic_symtab \
  36   _bfd_elf_canonicalize_dynamic_symtab
  37 #define bfd_elfNN_get_synthetic_symtab \
  38   _bfd_elf_get_synthetic_symtab
  39 #ifndef bfd_elfNN_canonicalize_reloc
  40 #define bfd_elfNN_canonicalize_reloc    _bfd_elf_canonicalize_reloc
  41 #endif
  42 #ifndef bfd_elfNN_find_nearest_line
  43 #define bfd_elfNN_find_nearest_line     _bfd_elf_find_nearest_line
  44 #endif
  45 #define bfd_elfNN_read_minisymbols      _bfd_elf_read_minisymbols
  46 #define bfd_elfNN_minisymbol_to_symbol  _bfd_elf_minisymbol_to_symbol
  47 #define bfd_elfNN_get_dynamic_symtab_upper_bound \
  48   _bfd_elf_get_dynamic_symtab_upper_bound
  49 #define bfd_elfNN_get_lineno            _bfd_elf_get_lineno
  50 #ifndef bfd_elfNN_get_reloc_upper_bound
  51 #define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
  52 #endif
  53 #ifndef bfd_elfNN_get_symbol_info
  54 #define bfd_elfNN_get_symbol_info       _bfd_elf_get_symbol_info
  55 #endif
  56 #define bfd_elfNN_canonicalize_symtab   _bfd_elf_canonicalize_symtab
  57 #define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
  58 #define bfd_elfNN_make_empty_symbol     _bfd_elf_make_empty_symbol
  59 #ifndef bfd_elfNN_new_section_hook
  60 #define bfd_elfNN_new_section_hook      _bfd_elf_new_section_hook
  61 #endif
  62 #define bfd_elfNN_set_arch_mach         _bfd_elf_set_arch_mach
  63 #ifndef bfd_elfNN_set_section_contents
  64 #define bfd_elfNN_set_section_contents  _bfd_elf_set_section_contents
  65 #endif
  66 #define bfd_elfNN_sizeof_headers        _bfd_elf_sizeof_headers
  67 #define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
  68 #define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
  69
  70 #define bfd_elfNN_get_section_contents_in_window \
  71   _bfd_generic_get_section_contents_in_window
  72
  73 #ifndef elf_backend_got_symbol_offset
  74 #define elf_backend_got_symbol_offset (bfd_vma) 0
  75 #endif
  76 #ifndef elf_backend_can_refcount
  77 #define elf_backend_can_refcount 0
  78 #endif
  79 #ifndef elf_backend_want_got_plt
  80 #define elf_backend_want_got_plt 0
  81 #endif
  82 #ifndef elf_backend_plt_readonly
  83 #define elf_backend_plt_readonly 0
  84 #endif
  85 #ifndef elf_backend_want_plt_sym
  86 #define elf_backend_want_plt_sym 0
  87 #endif
  88 #ifndef elf_backend_plt_not_loaded
  89 #define elf_backend_plt_not_loaded 0
  90 #endif
  91 #ifndef elf_backend_plt_alignment
  92 #define elf_backend_plt_alignment 2
  93 #endif
  94 #ifndef elf_backend_want_dynbss
  95 #define elf_backend_want_dynbss 1
  96 #endif
  97 #ifndef elf_backend_want_p_paddr_set_to_zero
  98 #define elf_backend_want_p_paddr_set_to_zero 0
  99 #endif
 100
 101 #define bfd_elfNN_bfd_debug_info_start  bfd_void
 102 #define bfd_elfNN_bfd_debug_info_end    bfd_void
 103 #define bfd_elfNN_bfd_debug_info_accumulate \
 104   ((void (*) (bfd*, struct bfd_section *)) bfd_void)
 105
 106 #ifndef bfd_elfNN_bfd_get_relocated_section_contents
 107 #define bfd_elfNN_bfd_get_relocated_section_contents \
 108   bfd_generic_get_relocated_section_contents
 109 #endif
 110
 111 #ifndef bfd_elfNN_bfd_relax_section
 112 #define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
 113 #endif
 114
 115 #ifndef elf_backend_can_gc_sections
 116 #define elf_backend_can_gc_sections 0
 117 #endif
 118 #ifndef elf_backend_can_refcount
 119 #define elf_backend_can_refcount 0
 120 #endif
 121 #ifndef elf_backend_want_got_sym
 122 #define elf_backend_want_got_sym 1
 123 #endif
 124 #ifndef elf_backend_gc_mark_hook
 125 #define elf_backend_gc_mark_hook        NULL
 126 #endif
 127 #ifndef elf_backend_gc_sweep_hook
 128 #define elf_backend_gc_sweep_hook       NULL
 129 #endif
 130 #ifndef bfd_elfNN_bfd_gc_sections
 131 #define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
 132 #endif
 133
 134 #ifndef bfd_elfNN_bfd_merge_sections
 135 #define bfd_elfNN_bfd_merge_sections \
 136   _bfd_elf_merge_sections
 137 #endif
 138
 139 #ifndef bfd_elfNN_bfd_is_group_section
 140 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
 141 #endif
 142
 143 #ifndef bfd_elfNN_bfd_discard_group
 144 #define bfd_elfNN_bfd_discard_group bfd_elf_discard_group
 145 #endif
 146
 147 #ifndef bfd_elfNN_bfd_make_debug_symbol
 148 #define bfd_elfNN_bfd_make_debug_symbol \
 149   ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
 150 #endif
 151
 152 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
 153 #define bfd_elfNN_bfd_copy_private_symbol_data \
 154   _bfd_elf_copy_private_symbol_data
 155 #endif
 156
 157 #ifndef bfd_elfNN_bfd_copy_private_section_data
 158 #define bfd_elfNN_bfd_copy_private_section_data \
 159   _bfd_elf_copy_private_section_data
 160 #endif
 161 #ifndef bfd_elfNN_bfd_copy_private_header_data
 162 #define bfd_elfNN_bfd_copy_private_header_data \
 163   _bfd_elf_copy_private_header_data
 164 #endif
 165 #ifndef bfd_elfNN_bfd_copy_private_bfd_data
 166 #define bfd_elfNN_bfd_copy_private_bfd_data \
 167   _bfd_elf_copy_private_bfd_data
 168 #endif
 169 #ifndef bfd_elfNN_bfd_print_private_bfd_data
 170 #define bfd_elfNN_bfd_print_private_bfd_data \
 171   _bfd_elf_print_private_bfd_data
 172 #endif
 173 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
 174 #define bfd_elfNN_bfd_merge_private_bfd_data \
 175   ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
 176 #endif
 177 #ifndef bfd_elfNN_bfd_set_private_flags
 178 #define bfd_elfNN_bfd_set_private_flags \
 179   ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
 180 #endif
 181 #ifndef bfd_elfNN_bfd_is_local_label_name
 182 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
 183 #endif
 184
 185 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
 186 #define bfd_elfNN_get_dynamic_reloc_upper_bound \
 187   _bfd_elf_get_dynamic_reloc_upper_bound
 188 #endif
 189 #ifndef bfd_elfNN_canonicalize_dynamic_reloc
 190 #define bfd_elfNN_canonicalize_dynamic_reloc \
 191   _bfd_elf_canonicalize_dynamic_reloc
 192 #endif
 193
 194 #ifndef bfd_elfNN_bfd_link_hash_table_free
 195 #define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
 196 #endif
 197
 198 #ifdef elf_backend_relocate_section
 199 #ifndef bfd_elfNN_bfd_link_hash_table_create
 200 #define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
 201 #endif
 202 #ifndef bfd_elfNN_bfd_link_add_symbols
 203 #define bfd_elfNN_bfd_link_add_symbols  bfd_elf_link_add_symbols
 204 #endif
 205 #ifndef bfd_elfNN_bfd_final_link
 206 #define bfd_elfNN_bfd_final_link        bfd_elf_final_link
 207 #endif
 208 #else /* ! defined (elf_backend_relocate_section) */
 209 /* If no backend relocate_section routine, use the generic linker.
 210    Note - this will prevent the port from being able to use some of
 211    the other features of the ELF linker, because the generic hash structure
 212    does not have the fields needed by the ELF linker.  In particular it
 213    means that linking directly to S-records will not work.  */
 214 #ifndef bfd_elfNN_bfd_link_hash_table_create
 215 #define bfd_elfNN_bfd_link_hash_table_create \
 216   _bfd_generic_link_hash_table_create
 217 #endif
 218 #ifndef bfd_elfNN_bfd_link_add_symbols
 219 #define bfd_elfNN_bfd_link_add_symbols  _bfd_generic_link_add_symbols
 220 #endif
 221 #ifndef bfd_elfNN_bfd_final_link
 222 #define bfd_elfNN_bfd_final_link        _bfd_generic_final_link
 223 #endif
 224 #endif /* ! defined (elf_backend_relocate_section) */
 225
 226 #ifndef bfd_elfNN_bfd_link_just_syms
 227 #define bfd_elfNN_bfd_link_just_syms    _bfd_elf_link_just_syms
 228 #endif
 229
 230 #ifndef bfd_elfNN_bfd_link_split_section
 231 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
 232 #endif
 233
 234 #ifndef bfd_elfNN_archive_p
 235 #define bfd_elfNN_archive_p bfd_generic_archive_p
 236 #endif
 237
 238 #ifndef bfd_elfNN_write_archive_contents
 239 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
 240 #endif
 241
 242 #ifndef bfd_elfNN_mkobject
 243 #define bfd_elfNN_mkobject bfd_elf_mkobject
 244 #endif
 245
 246 #ifndef bfd_elfNN_mkcorefile
 247 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
 248 #endif
 249
 250 #ifndef bfd_elfNN_mkarchive
 251 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
 252 #endif
 253
 254 #ifndef bfd_elfNN_print_symbol
 255 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
 256 #endif
 257
 258 #ifndef elf_symbol_leading_char
 259 #define elf_symbol_leading_char 0
 260 #endif
 261
 262 #ifndef elf_info_to_howto
 263 #define elf_info_to_howto 0
 264 #endif
 265
 266 #ifndef elf_info_to_howto_rel
 267 #define elf_info_to_howto_rel 0
 268 #endif
 269
 270 #ifndef ELF_MAXPAGESIZE
 271   #error ELF_MAXPAGESIZE is not defined
 272 #define ELF_MAXPAGESIZE 1
 273 #endif
 274
 275 #ifndef elf_backend_collect
 276 #define elf_backend_collect FALSE
 277 #endif
 278 #ifndef elf_backend_type_change_ok
 279 #define elf_backend_type_change_ok FALSE
 280 #endif
 281
 282 #ifndef elf_backend_sym_is_global
 283 #define elf_backend_sym_is_global       0
 284 #endif
 285 #ifndef elf_backend_object_p
 286 #define elf_backend_object_p            0
 287 #endif
 288 #ifndef elf_backend_symbol_processing
 289 #define elf_backend_symbol_processing   0
 290 #endif
 291 #ifndef elf_backend_symbol_table_processing
 292 #define elf_backend_symbol_table_processing     0
 293 #endif
 294 #ifndef elf_backend_get_symbol_type
 295 #define elf_backend_get_symbol_type 0
 296 #endif
 297 #ifndef elf_backend_name_local_section_symbols
 298 #define elf_backend_name_local_section_symbols  0
 299 #endif
 300 #ifndef elf_backend_section_processing
 301 #define elf_backend_section_processing  0
 302 #endif
 303 #ifndef elf_backend_section_from_shdr
 304 #define elf_backend_section_from_shdr   0
 305 #endif
 306 #ifndef elf_backend_section_flags
 307 #define elf_backend_section_flags       0
 308 #endif
 309 #ifndef elf_backend_section_from_phdr
 310 #define elf_backend_section_from_phdr   0
 311 #endif
 312 #ifndef elf_backend_fake_sections
 313 #define elf_backend_fake_sections       0
 314 #endif
 315 #ifndef elf_backend_section_from_bfd_section
 316 #define elf_backend_section_from_bfd_section    0
 317 #endif
 318 #ifndef elf_backend_add_symbol_hook
 319 #define elf_backend_add_symbol_hook     0
 320 #endif
 321 #ifndef elf_backend_link_output_symbol_hook
 322 #define elf_backend_link_output_symbol_hook 0
 323 #endif
 324 #ifndef elf_backend_create_dynamic_sections
 325 #define elf_backend_create_dynamic_sections 0
 326 #endif
 327 #ifndef elf_backend_omit_section_dynsym
 328 #define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
 329 #endif
 330 #ifndef elf_backend_check_relocs
 331 #define elf_backend_check_relocs        0
 332 #endif
 333 #ifndef elf_backend_adjust_dynamic_symbol
 334 #define elf_backend_adjust_dynamic_symbol 0
 335 #endif
 336 #ifndef elf_backend_always_size_sections
 337 #define elf_backend_always_size_sections 0
 338 #endif
 339 #ifndef elf_backend_size_dynamic_sections
 340 #define elf_backend_size_dynamic_sections 0
 341 #endif
 342 #ifndef elf_backend_relocate_section
 343 #define elf_backend_relocate_section    0
 344 #endif
 345 #ifndef elf_backend_finish_dynamic_symbol
 346 #define elf_backend_finish_dynamic_symbol       0
 347 #endif
 348 #ifndef elf_backend_finish_dynamic_sections
 349 #define elf_backend_finish_dynamic_sections     0
 350 #endif
 351 #ifndef elf_backend_begin_write_processing
 352 #define elf_backend_begin_write_processing      0
 353 #endif
 354 #ifndef elf_backend_final_write_processing
 355 #define elf_backend_final_write_processing      0
 356 #endif
 357 #ifndef elf_backend_additional_program_headers
 358 #define elf_backend_additional_program_headers  0
 359 #endif
 360 #ifndef elf_backend_modify_segment_map
 361 #define elf_backend_modify_segment_map  0
 362 #endif
 363 #ifndef elf_backend_ecoff_debug_swap
 364 #define elf_backend_ecoff_debug_swap    0
 365 #endif
 366 #ifndef elf_backend_bfd_from_remote_memory
 367 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
 368 #endif
 369 #ifndef elf_backend_got_header_size
 370 #define elf_backend_got_header_size     0
 371 #endif
 372 #ifndef elf_backend_post_process_headers
 373 #define elf_backend_post_process_headers        NULL
 374 #endif
 375 #ifndef elf_backend_print_symbol_all
 376 #define elf_backend_print_symbol_all            NULL
 377 #endif
 378 #ifndef elf_backend_output_arch_syms
 379 #define elf_backend_output_arch_syms            NULL
 380 #endif
 381 #ifndef elf_backend_copy_indirect_symbol
 382 #define elf_backend_copy_indirect_symbol  _bfd_elf_link_hash_copy_indirect
 383 #endif
 384 #ifndef elf_backend_hide_symbol
 385 #define elf_backend_hide_symbol         _bfd_elf_link_hash_hide_symbol
 386 #endif
 387 #ifndef elf_backend_merge_symbol_attribute
 388 #define elf_backend_merge_symbol_attribute      NULL
 389 #endif
 390 #ifndef elf_backend_emit_relocs
 391 #define elf_backend_emit_relocs                 NULL
 392 #endif
 393 #ifndef elf_backend_count_relocs
 394 #define elf_backend_count_relocs                NULL
 395 #endif
 396 #ifndef elf_backend_grok_prstatus
 397 #define elf_backend_grok_prstatus               NULL
 398 #endif
 399 #ifndef elf_backend_grok_psinfo
 400 #define elf_backend_grok_psinfo                 NULL
 401 #endif
 402 #ifndef elf_backend_sprintf_vma
 403 #define elf_backend_sprintf_vma                 _bfd_elf_sprintf_vma
 404 #endif
 405 #ifndef elf_backend_fprintf_vma
 406 #define elf_backend_fprintf_vma                 _bfd_elf_fprintf_vma
 407 #endif
 408 #ifndef elf_backend_reloc_type_class
 409 #define elf_backend_reloc_type_class            _bfd_elf_reloc_type_class
 410 #endif
 411 #ifndef elf_backend_discard_info
 412 #define elf_backend_discard_info                NULL
 413 #endif
 414 #ifndef elf_backend_ignore_discarded_relocs
 415 #define elf_backend_ignore_discarded_relocs     NULL
 416 #endif
 417 #ifndef elf_backend_can_make_relative_eh_frame
 418 #define elf_backend_can_make_relative_eh_frame  _bfd_elf_can_make_relative
 419 #endif
 420 #ifndef elf_backend_can_make_lsda_relative_eh_frame
 421 #define elf_backend_can_make_lsda_relative_eh_frame     _bfd_elf_can_make_relative
 422 #endif
 423 #ifndef elf_backend_encode_eh_address
 424 #define elf_backend_encode_eh_address           _bfd_elf_encode_eh_address
 425 #endif
 426 #ifndef elf_backend_write_section
 427 #define elf_backend_write_section               NULL
 428 #endif
 429 #ifndef elf_backend_mips_irix_compat
 430 #define elf_backend_mips_irix_compat            NULL
 431 #endif
 432 #ifndef elf_backend_mips_rtype_to_howto
 433 #define elf_backend_mips_rtype_to_howto         NULL
 434 #endif
 435
 436 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
 437    sections, but not both.  They defined USE_REL to indicate SHT_REL
 438    sections, and left it undefined to indicated SHT_RELA sections.
 439    For backwards compatibility, we still support this usage.  */
 440 #ifndef USE_REL
 441 #define USE_REL 0
 442 #endif
 443
 444 /* Use these in new code.  */
 445 #ifndef elf_backend_may_use_rel_p
 446 #define elf_backend_may_use_rel_p USE_REL
 447 #endif
 448 #ifndef elf_backend_may_use_rela_p
 449 #define elf_backend_may_use_rela_p !USE_REL
 450 #endif
 451 #ifndef elf_backend_default_use_rela_p
 452 #define elf_backend_default_use_rela_p !USE_REL
 453 #endif
 454
 455 #ifndef elf_backend_rela_normal
 456 #define elf_backend_rela_normal 0
 457 #endif
 458
 459 #ifndef elf_backend_plt_sym_val
 460 #define elf_backend_plt_sym_val NULL
 461 #endif
 462 #ifndef elf_backend_relplt_name
 463 #define elf_backend_relplt_name NULL
 464 #endif
 465
 466 #ifndef ELF_MACHINE_ALT1
 467 #define ELF_MACHINE_ALT1 0
 468 #endif
 469
 470 #ifndef ELF_MACHINE_ALT2
 471 #define ELF_MACHINE_ALT2 0
 472 #endif
 473
 474 #ifndef elf_backend_size_info
 475 #define elf_backend_size_info _bfd_elfNN_size_info
 476 #endif
 477
 478 #ifndef elf_backend_special_sections
 479 #define elf_backend_special_sections NULL
 480 #endif
 481
 482 #ifndef elf_backend_sign_extend_vma
 483 #define elf_backend_sign_extend_vma 0
 484 #endif
 485
 486 extern const struct elf_size_info _bfd_elfNN_size_info;
 487
 488 #ifndef INCLUDED_TARGET_FILE
 489 static const struct elf_backend_data elfNN_bed =
 490 {
 491   ELF_ARCH,                     /* arch */
 492   ELF_MACHINE_CODE,             /* elf_machine_code */
 493   ELF_MAXPAGESIZE,              /* maxpagesize */
 494   elf_info_to_howto,
 495   elf_info_to_howto_rel,
 496   elf_backend_sym_is_global,
 497   elf_backend_object_p,
 498   elf_backend_symbol_processing,
 499   elf_backend_symbol_table_processing,
 500   elf_backend_get_symbol_type,
 501   elf_backend_name_local_section_symbols,
 502   elf_backend_section_processing,
 503   elf_backend_section_from_shdr,
 504   elf_backend_section_flags,
 505   elf_backend_section_from_phdr,
 506   elf_backend_fake_sections,
 507   elf_backend_section_from_bfd_section,
 508   elf_backend_add_symbol_hook,
 509   elf_backend_link_output_symbol_hook,
 510   elf_backend_create_dynamic_sections,
 511   elf_backend_omit_section_dynsym,
 512   elf_backend_check_relocs,
 513   elf_backend_adjust_dynamic_symbol,
 514   elf_backend_always_size_sections,
 515   elf_backend_size_dynamic_sections,
 516   elf_backend_relocate_section,
 517   elf_backend_finish_dynamic_symbol,
 518   elf_backend_finish_dynamic_sections,
 519   elf_backend_begin_write_processing,
 520   elf_backend_final_write_processing,
 521   elf_backend_additional_program_headers,
 522   elf_backend_modify_segment_map,
 523   elf_backend_gc_mark_hook,
 524   elf_backend_gc_sweep_hook,
 525   elf_backend_post_process_headers,
 526   elf_backend_print_symbol_all,
 527   elf_backend_output_arch_syms,
 528   elf_backend_copy_indirect_symbol,
 529   elf_backend_hide_symbol,
 530   elf_backend_merge_symbol_attribute,
 531   elf_backend_emit_relocs,
 532   elf_backend_count_relocs,
 533   elf_backend_grok_prstatus,
 534   elf_backend_grok_psinfo,
 535   elf_backend_sprintf_vma,
 536   elf_backend_fprintf_vma,
 537   elf_backend_reloc_type_class,
 538   elf_backend_discard_info,
 539   elf_backend_ignore_discarded_relocs,
 540   elf_backend_can_make_relative_eh_frame,
 541   elf_backend_can_make_lsda_relative_eh_frame,
 542   elf_backend_encode_eh_address,
 543   elf_backend_write_section,
 544   elf_backend_mips_irix_compat,
 545   elf_backend_mips_rtype_to_howto,
 546   elf_backend_ecoff_debug_swap,
 547   elf_backend_bfd_from_remote_memory,
 548   elf_backend_plt_sym_val,
 549   elf_backend_relplt_name,
 550   ELF_MACHINE_ALT1,
 551   ELF_MACHINE_ALT2,
 552   &elf_backend_size_info,
 553   elf_backend_special_sections,
 554   elf_backend_got_symbol_offset,
 555   elf_backend_got_header_size,
 556   elf_backend_collect,
 557   elf_backend_type_change_ok,
 558   elf_backend_may_use_rel_p,
 559   elf_backend_may_use_rela_p,
 560   elf_backend_default_use_rela_p,
 561   elf_backend_rela_normal,
 562   elf_backend_sign_extend_vma,
 563   elf_backend_want_got_plt,
 564   elf_backend_plt_readonly,
 565   elf_backend_want_plt_sym,
 566   elf_backend_plt_not_loaded,
 567   elf_backend_plt_alignment,
 568   elf_backend_can_gc_sections,
 569   elf_backend_can_refcount,
 570   elf_backend_want_got_sym,
 571   elf_backend_want_dynbss,
 572   elf_backend_want_p_paddr_set_to_zero
 573 };
 574 #endif
 575
 576 /* Forward declaration for use when initialising alternative_target field.  */
 577 #ifdef TARGET_LITTLE_SYM
 578 extern const bfd_target TARGET_LITTLE_SYM;
 579 #endif
 580
 581 #ifdef TARGET_BIG_SYM
 582 const bfd_target TARGET_BIG_SYM =
 583 {
 584   /* name: identify kind of target */
 585   TARGET_BIG_NAME,
 586
 587   /* flavour: general indication about file */
 588   bfd_target_elf_flavour,
 589
 590   /* byteorder: data is big endian */
 591   BFD_ENDIAN_BIG,
 592
 593   /* header_byteorder: header is also big endian */
 594   BFD_ENDIAN_BIG,
 595
 596   /* object_flags: mask of all file flags */
 597   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 598    | DYNAMIC | WP_TEXT | D_PAGED),
 599
 600   /* section_flags: mask of all section flags */
 601   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 602    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 603    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 604
 605    /* leading_symbol_char: is the first char of a user symbol
 606       predictable, and if so what is it */
 607   elf_symbol_leading_char,
 608
 609   /* ar_pad_char: pad character for filenames within an archive header
 610      FIXME:  this really has nothing to do with ELF, this is a characteristic
 611      of the archiver and/or os and should be independently tunable */
 612   '/',
 613
 614   /* ar_max_namelen: maximum number of characters in an archive header
 615      FIXME:  this really has nothing to do with ELF, this is a characteristic
 616      of the archiver and should be independently tunable.  The System V ABI,
 617      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 618   15,
 619
 620   /* Routines to byte-swap various sized integers from the data sections */
 621   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 622     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 623     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 624
 625   /* Routines to byte-swap various sized integers from the file headers */
 626   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 627     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 628     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 629
 630   /* bfd_check_format: check the format of a file being read */
 631   { _bfd_dummy_target,          /* unknown format */
 632     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 633     bfd_elfNN_archive_p,        /* an archive */
 634     bfd_elfNN_core_file_p       /* a core file */
 635   },
 636
 637   /* bfd_set_format: set the format of a file being written */
 638   { bfd_false,
 639     bfd_elfNN_mkobject,
 640     bfd_elfNN_mkarchive,
 641     bfd_elfNN_mkcorefile
 642   },
 643
 644   /* bfd_write_contents: write cached information into a file being written */
 645   { bfd_false,
 646     bfd_elfNN_write_object_contents,
 647     bfd_elfNN_write_archive_contents,
 648     bfd_elfNN_write_corefile_contents,
 649   },
 650
 651   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 652   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 653   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 654 #ifdef bfd_elfNN_archive_functions
 655   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 656 #else
 657   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 658 #endif
 659   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 660   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 661   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 662   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 663   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 664
 665   /* Alternative endian target.  */
 666 #ifdef TARGET_LITTLE_SYM
 667   & TARGET_LITTLE_SYM,
 668 #else
 669   NULL,
 670 #endif
 671
 672   /* backend_data: */
 673   &elfNN_bed
 674 };
 675 #endif
 676
 677 #ifdef TARGET_LITTLE_SYM
 678 const bfd_target TARGET_LITTLE_SYM =
 679 {
 680   /* name: identify kind of target */
 681   TARGET_LITTLE_NAME,
 682
 683   /* flavour: general indication about file */
 684   bfd_target_elf_flavour,
 685
 686   /* byteorder: data is little endian */
 687   BFD_ENDIAN_LITTLE,
 688
 689   /* header_byteorder: header is also little endian */
 690   BFD_ENDIAN_LITTLE,
 691
 692   /* object_flags: mask of all file flags */
 693   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 694    | DYNAMIC | WP_TEXT | D_PAGED),
 695
 696   /* section_flags: mask of all section flags */
 697   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 698    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 699    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 700
 701    /* leading_symbol_char: is the first char of a user symbol
 702       predictable, and if so what is it */
 703   elf_symbol_leading_char,
 704
 705   /* ar_pad_char: pad character for filenames within an archive header
 706      FIXME:  this really has nothing to do with ELF, this is a characteristic
 707      of the archiver and/or os and should be independently tunable */
 708   '/',
 709
 710   /* ar_max_namelen: maximum number of characters in an archive header
 711      FIXME:  this really has nothing to do with ELF, this is a characteristic
 712      of the archiver and should be independently tunable.  The System V ABI,
 713      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 714   15,
 715
 716   /* Routines to byte-swap various sized integers from the data sections */
 717   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 718     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 719     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 720
 721   /* Routines to byte-swap various sized integers from the file headers */
 722   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 723     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 724     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 725
 726   /* bfd_check_format: check the format of a file being read */
 727   { _bfd_dummy_target,          /* unknown format */
 728     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 729     bfd_elfNN_archive_p,        /* an archive */
 730     bfd_elfNN_core_file_p       /* a core file */
 731   },
 732
 733   /* bfd_set_format: set the format of a file being written */
 734   { bfd_false,
 735     bfd_elfNN_mkobject,
 736     bfd_elfNN_mkarchive,
 737     bfd_elfNN_mkcorefile
 738   },
 739
 740   /* bfd_write_contents: write cached information into a file being written */
 741   { bfd_false,
 742     bfd_elfNN_write_object_contents,
 743     bfd_elfNN_write_archive_contents,
 744     bfd_elfNN_write_corefile_contents,
 745   },
 746
 747   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 748   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 749   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 750 #ifdef bfd_elfNN_archive_functions
 751   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 752 #else
 753   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 754 #endif
 755   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 756   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 757   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 758   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 759   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 760
 761   /* Alternative endian target.  */
 762 #ifdef TARGET_BIG_SYM
 763   & TARGET_BIG_SYM,
 764 #else
 765   NULL,
 766 #endif
 767
 768   /* backend_data: */
 769   &elfNN_bed
 770 };
 771 #endif