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_section_already_linked
 148 #define bfd_elfNN_section_already_linked \
 149   _bfd_elf_section_already_linked
 150 #endif
 151
 152 #ifndef bfd_elfNN_bfd_make_debug_symbol
 153 #define bfd_elfNN_bfd_make_debug_symbol \
 154   ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
 155 #endif
 156
 157 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
 158 #define bfd_elfNN_bfd_copy_private_symbol_data \
 159   _bfd_elf_copy_private_symbol_data
 160 #endif
 161
 162 #ifndef bfd_elfNN_bfd_copy_private_section_data
 163 #define bfd_elfNN_bfd_copy_private_section_data \
 164   _bfd_elf_copy_private_section_data
 165 #endif
 166 #ifndef bfd_elfNN_bfd_copy_private_header_data
 167 #define bfd_elfNN_bfd_copy_private_header_data \
 168   _bfd_elf_copy_private_header_data
 169 #endif
 170 #ifndef bfd_elfNN_bfd_copy_private_bfd_data
 171 #define bfd_elfNN_bfd_copy_private_bfd_data \
 172   _bfd_elf_copy_private_bfd_data
 173 #endif
 174 #ifndef bfd_elfNN_bfd_print_private_bfd_data
 175 #define bfd_elfNN_bfd_print_private_bfd_data \
 176   _bfd_elf_print_private_bfd_data
 177 #endif
 178 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
 179 #define bfd_elfNN_bfd_merge_private_bfd_data \
 180   ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
 181 #endif
 182 #ifndef bfd_elfNN_bfd_set_private_flags
 183 #define bfd_elfNN_bfd_set_private_flags \
 184   ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
 185 #endif
 186 #ifndef bfd_elfNN_bfd_is_local_label_name
 187 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
 188 #endif
 189
 190 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
 191 #define bfd_elfNN_get_dynamic_reloc_upper_bound \
 192   _bfd_elf_get_dynamic_reloc_upper_bound
 193 #endif
 194 #ifndef bfd_elfNN_canonicalize_dynamic_reloc
 195 #define bfd_elfNN_canonicalize_dynamic_reloc \
 196   _bfd_elf_canonicalize_dynamic_reloc
 197 #endif
 198
 199 #ifndef bfd_elfNN_bfd_link_hash_table_free
 200 #define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
 201 #endif
 202
 203 #ifdef elf_backend_relocate_section
 204 #ifndef bfd_elfNN_bfd_link_hash_table_create
 205 #define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
 206 #endif
 207 #ifndef bfd_elfNN_bfd_link_add_symbols
 208 #define bfd_elfNN_bfd_link_add_symbols  bfd_elf_link_add_symbols
 209 #endif
 210 #ifndef bfd_elfNN_bfd_final_link
 211 #define bfd_elfNN_bfd_final_link        bfd_elf_final_link
 212 #endif
 213 #else /* ! defined (elf_backend_relocate_section) */
 214 /* If no backend relocate_section routine, use the generic linker.
 215    Note - this will prevent the port from being able to use some of
 216    the other features of the ELF linker, because the generic hash structure
 217    does not have the fields needed by the ELF linker.  In particular it
 218    means that linking directly to S-records will not work.  */
 219 #ifndef bfd_elfNN_bfd_link_hash_table_create
 220 #define bfd_elfNN_bfd_link_hash_table_create \
 221   _bfd_generic_link_hash_table_create
 222 #endif
 223 #ifndef bfd_elfNN_bfd_link_add_symbols
 224 #define bfd_elfNN_bfd_link_add_symbols  _bfd_generic_link_add_symbols
 225 #endif
 226 #ifndef bfd_elfNN_bfd_final_link
 227 #define bfd_elfNN_bfd_final_link        _bfd_generic_final_link
 228 #endif
 229 #endif /* ! defined (elf_backend_relocate_section) */
 230
 231 #ifndef bfd_elfNN_bfd_link_just_syms
 232 #define bfd_elfNN_bfd_link_just_syms    _bfd_elf_link_just_syms
 233 #endif
 234
 235 #ifndef bfd_elfNN_bfd_link_split_section
 236 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
 237 #endif
 238
 239 #ifndef bfd_elfNN_archive_p
 240 #define bfd_elfNN_archive_p bfd_generic_archive_p
 241 #endif
 242
 243 #ifndef bfd_elfNN_write_archive_contents
 244 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
 245 #endif
 246
 247 #ifndef bfd_elfNN_mkobject
 248 #define bfd_elfNN_mkobject bfd_elf_mkobject
 249 #endif
 250
 251 #ifndef bfd_elfNN_mkcorefile
 252 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
 253 #endif
 254
 255 #ifndef bfd_elfNN_mkarchive
 256 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
 257 #endif
 258
 259 #ifndef bfd_elfNN_print_symbol
 260 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
 261 #endif
 262
 263 #ifndef elf_symbol_leading_char
 264 #define elf_symbol_leading_char 0
 265 #endif
 266
 267 #ifndef elf_info_to_howto
 268 #define elf_info_to_howto 0
 269 #endif
 270
 271 #ifndef elf_info_to_howto_rel
 272 #define elf_info_to_howto_rel 0
 273 #endif
 274
 275 #ifndef ELF_MAXPAGESIZE
 276   #error ELF_MAXPAGESIZE is not defined
 277 #define ELF_MAXPAGESIZE 1
 278 #endif
 279
 280 #ifndef elf_backend_collect
 281 #define elf_backend_collect FALSE
 282 #endif
 283 #ifndef elf_backend_type_change_ok
 284 #define elf_backend_type_change_ok FALSE
 285 #endif
 286
 287 #ifndef elf_backend_sym_is_global
 288 #define elf_backend_sym_is_global       0
 289 #endif
 290 #ifndef elf_backend_object_p
 291 #define elf_backend_object_p            0
 292 #endif
 293 #ifndef elf_backend_symbol_processing
 294 #define elf_backend_symbol_processing   0
 295 #endif
 296 #ifndef elf_backend_symbol_table_processing
 297 #define elf_backend_symbol_table_processing     0
 298 #endif
 299 #ifndef elf_backend_get_symbol_type
 300 #define elf_backend_get_symbol_type 0
 301 #endif
 302 #ifndef elf_backend_name_local_section_symbols
 303 #define elf_backend_name_local_section_symbols  0
 304 #endif
 305 #ifndef elf_backend_section_processing
 306 #define elf_backend_section_processing  0
 307 #endif
 308 #ifndef elf_backend_section_from_shdr
 309 #define elf_backend_section_from_shdr   0
 310 #endif
 311 #ifndef elf_backend_section_flags
 312 #define elf_backend_section_flags       0
 313 #endif
 314 #ifndef elf_backend_section_from_phdr
 315 #define elf_backend_section_from_phdr   0
 316 #endif
 317 #ifndef elf_backend_fake_sections
 318 #define elf_backend_fake_sections       0
 319 #endif
 320 #ifndef elf_backend_section_from_bfd_section
 321 #define elf_backend_section_from_bfd_section    0
 322 #endif
 323 #ifndef elf_backend_add_symbol_hook
 324 #define elf_backend_add_symbol_hook     0
 325 #endif
 326 #ifndef elf_backend_link_output_symbol_hook
 327 #define elf_backend_link_output_symbol_hook 0
 328 #endif
 329 #ifndef elf_backend_create_dynamic_sections
 330 #define elf_backend_create_dynamic_sections 0
 331 #endif
 332 #ifndef elf_backend_omit_section_dynsym
 333 #define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
 334 #endif
 335 #ifndef elf_backend_check_relocs
 336 #define elf_backend_check_relocs        0
 337 #endif
 338 #ifndef elf_backend_check_directives
 339 #define elf_backend_check_directives    0
 340 #endif
 341 #ifndef elf_backend_adjust_dynamic_symbol
 342 #define elf_backend_adjust_dynamic_symbol 0
 343 #endif
 344 #ifndef elf_backend_always_size_sections
 345 #define elf_backend_always_size_sections 0
 346 #endif
 347 #ifndef elf_backend_size_dynamic_sections
 348 #define elf_backend_size_dynamic_sections 0
 349 #endif
 350 #ifndef elf_backend_relocate_section
 351 #define elf_backend_relocate_section    0
 352 #endif
 353 #ifndef elf_backend_finish_dynamic_symbol
 354 #define elf_backend_finish_dynamic_symbol       0
 355 #endif
 356 #ifndef elf_backend_finish_dynamic_sections
 357 #define elf_backend_finish_dynamic_sections     0
 358 #endif
 359 #ifndef elf_backend_begin_write_processing
 360 #define elf_backend_begin_write_processing      0
 361 #endif
 362 #ifndef elf_backend_final_write_processing
 363 #define elf_backend_final_write_processing      0
 364 #endif
 365 #ifndef elf_backend_additional_program_headers
 366 #define elf_backend_additional_program_headers  0
 367 #endif
 368 #ifndef elf_backend_modify_segment_map
 369 #define elf_backend_modify_segment_map  0
 370 #endif
 371 #ifndef elf_backend_ecoff_debug_swap
 372 #define elf_backend_ecoff_debug_swap    0
 373 #endif
 374 #ifndef elf_backend_bfd_from_remote_memory
 375 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
 376 #endif
 377 #ifndef elf_backend_got_header_size
 378 #define elf_backend_got_header_size     0
 379 #endif
 380 #ifndef elf_backend_post_process_headers
 381 #define elf_backend_post_process_headers        NULL
 382 #endif
 383 #ifndef elf_backend_print_symbol_all
 384 #define elf_backend_print_symbol_all            NULL
 385 #endif
 386 #ifndef elf_backend_output_arch_syms
 387 #define elf_backend_output_arch_syms            NULL
 388 #endif
 389 #ifndef elf_backend_copy_indirect_symbol
 390 #define elf_backend_copy_indirect_symbol  _bfd_elf_link_hash_copy_indirect
 391 #endif
 392 #ifndef elf_backend_hide_symbol
 393 #define elf_backend_hide_symbol         _bfd_elf_link_hash_hide_symbol
 394 #endif
 395 #ifndef elf_backend_merge_symbol_attribute
 396 #define elf_backend_merge_symbol_attribute      NULL
 397 #endif
 398 #ifndef elf_backend_emit_relocs
 399 #define elf_backend_emit_relocs                 NULL
 400 #endif
 401 #ifndef elf_backend_count_relocs
 402 #define elf_backend_count_relocs                NULL
 403 #endif
 404 #ifndef elf_backend_grok_prstatus
 405 #define elf_backend_grok_prstatus               NULL
 406 #endif
 407 #ifndef elf_backend_grok_psinfo
 408 #define elf_backend_grok_psinfo                 NULL
 409 #endif
 410 #ifndef elf_backend_sprintf_vma
 411 #define elf_backend_sprintf_vma                 _bfd_elf_sprintf_vma
 412 #endif
 413 #ifndef elf_backend_fprintf_vma
 414 #define elf_backend_fprintf_vma                 _bfd_elf_fprintf_vma
 415 #endif
 416 #ifndef elf_backend_reloc_type_class
 417 #define elf_backend_reloc_type_class            _bfd_elf_reloc_type_class
 418 #endif
 419 #ifndef elf_backend_discard_info
 420 #define elf_backend_discard_info                NULL
 421 #endif
 422 #ifndef elf_backend_ignore_discarded_relocs
 423 #define elf_backend_ignore_discarded_relocs     NULL
 424 #endif
 425 #ifndef elf_backend_can_make_relative_eh_frame
 426 #define elf_backend_can_make_relative_eh_frame  _bfd_elf_can_make_relative
 427 #endif
 428 #ifndef elf_backend_can_make_lsda_relative_eh_frame
 429 #define elf_backend_can_make_lsda_relative_eh_frame     _bfd_elf_can_make_relative
 430 #endif
 431 #ifndef elf_backend_encode_eh_address
 432 #define elf_backend_encode_eh_address           _bfd_elf_encode_eh_address
 433 #endif
 434 #ifndef elf_backend_write_section
 435 #define elf_backend_write_section               NULL
 436 #endif
 437 #ifndef elf_backend_mips_irix_compat
 438 #define elf_backend_mips_irix_compat            NULL
 439 #endif
 440 #ifndef elf_backend_mips_rtype_to_howto
 441 #define elf_backend_mips_rtype_to_howto         NULL
 442 #endif
 443
 444 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
 445    sections, but not both.  They defined USE_REL to indicate SHT_REL
 446    sections, and left it undefined to indicated SHT_RELA sections.
 447    For backwards compatibility, we still support this usage.  */
 448 #ifndef USE_REL
 449 #define USE_REL 0
 450 #endif
 451
 452 /* Use these in new code.  */
 453 #ifndef elf_backend_may_use_rel_p
 454 #define elf_backend_may_use_rel_p USE_REL
 455 #endif
 456 #ifndef elf_backend_may_use_rela_p
 457 #define elf_backend_may_use_rela_p !USE_REL
 458 #endif
 459 #ifndef elf_backend_default_use_rela_p
 460 #define elf_backend_default_use_rela_p !USE_REL
 461 #endif
 462
 463 #ifndef elf_backend_rela_normal
 464 #define elf_backend_rela_normal 0
 465 #endif
 466
 467 #ifndef elf_backend_plt_sym_val
 468 #define elf_backend_plt_sym_val NULL
 469 #endif
 470 #ifndef elf_backend_relplt_name
 471 #define elf_backend_relplt_name NULL
 472 #endif
 473
 474 #ifndef ELF_MACHINE_ALT1
 475 #define ELF_MACHINE_ALT1 0
 476 #endif
 477
 478 #ifndef ELF_MACHINE_ALT2
 479 #define ELF_MACHINE_ALT2 0
 480 #endif
 481
 482 #ifndef elf_backend_size_info
 483 #define elf_backend_size_info _bfd_elfNN_size_info
 484 #endif
 485
 486 #ifndef elf_backend_special_sections
 487 #define elf_backend_special_sections NULL
 488 #endif
 489
 490 #ifndef elf_backend_sign_extend_vma
 491 #define elf_backend_sign_extend_vma 0
 492 #endif
 493
 494 extern const struct elf_size_info _bfd_elfNN_size_info;
 495
 496 #ifndef INCLUDED_TARGET_FILE
 497 static const struct elf_backend_data elfNN_bed =
 498 {
 499   ELF_ARCH,                     /* arch */
 500   ELF_MACHINE_CODE,             /* elf_machine_code */
 501   ELF_MAXPAGESIZE,              /* maxpagesize */
 502   elf_info_to_howto,
 503   elf_info_to_howto_rel,
 504   elf_backend_sym_is_global,
 505   elf_backend_object_p,
 506   elf_backend_symbol_processing,
 507   elf_backend_symbol_table_processing,
 508   elf_backend_get_symbol_type,
 509   elf_backend_name_local_section_symbols,
 510   elf_backend_section_processing,
 511   elf_backend_section_from_shdr,
 512   elf_backend_section_flags,
 513   elf_backend_section_from_phdr,
 514   elf_backend_fake_sections,
 515   elf_backend_section_from_bfd_section,
 516   elf_backend_add_symbol_hook,
 517   elf_backend_link_output_symbol_hook,
 518   elf_backend_create_dynamic_sections,
 519   elf_backend_omit_section_dynsym,
 520   elf_backend_check_relocs,
 521   elf_backend_check_directives,
 522   elf_backend_adjust_dynamic_symbol,
 523   elf_backend_always_size_sections,
 524   elf_backend_size_dynamic_sections,
 525   elf_backend_relocate_section,
 526   elf_backend_finish_dynamic_symbol,
 527   elf_backend_finish_dynamic_sections,
 528   elf_backend_begin_write_processing,
 529   elf_backend_final_write_processing,
 530   elf_backend_additional_program_headers,
 531   elf_backend_modify_segment_map,
 532   elf_backend_gc_mark_hook,
 533   elf_backend_gc_sweep_hook,
 534   elf_backend_post_process_headers,
 535   elf_backend_print_symbol_all,
 536   elf_backend_output_arch_syms,
 537   elf_backend_copy_indirect_symbol,
 538   elf_backend_hide_symbol,
 539   elf_backend_merge_symbol_attribute,
 540   elf_backend_emit_relocs,
 541   elf_backend_count_relocs,
 542   elf_backend_grok_prstatus,
 543   elf_backend_grok_psinfo,
 544   elf_backend_sprintf_vma,
 545   elf_backend_fprintf_vma,
 546   elf_backend_reloc_type_class,
 547   elf_backend_discard_info,
 548   elf_backend_ignore_discarded_relocs,
 549   elf_backend_can_make_relative_eh_frame,
 550   elf_backend_can_make_lsda_relative_eh_frame,
 551   elf_backend_encode_eh_address,
 552   elf_backend_write_section,
 553   elf_backend_mips_irix_compat,
 554   elf_backend_mips_rtype_to_howto,
 555   elf_backend_ecoff_debug_swap,
 556   elf_backend_bfd_from_remote_memory,
 557   elf_backend_plt_sym_val,
 558   elf_backend_relplt_name,
 559   ELF_MACHINE_ALT1,
 560   ELF_MACHINE_ALT2,
 561   &elf_backend_size_info,
 562   elf_backend_special_sections,
 563   elf_backend_got_symbol_offset,
 564   elf_backend_got_header_size,
 565   elf_backend_collect,
 566   elf_backend_type_change_ok,
 567   elf_backend_may_use_rel_p,
 568   elf_backend_may_use_rela_p,
 569   elf_backend_default_use_rela_p,
 570   elf_backend_rela_normal,
 571   elf_backend_sign_extend_vma,
 572   elf_backend_want_got_plt,
 573   elf_backend_plt_readonly,
 574   elf_backend_want_plt_sym,
 575   elf_backend_plt_not_loaded,
 576   elf_backend_plt_alignment,
 577   elf_backend_can_gc_sections,
 578   elf_backend_can_refcount,
 579   elf_backend_want_got_sym,
 580   elf_backend_want_dynbss,
 581   elf_backend_want_p_paddr_set_to_zero
 582 };
 583 #endif
 584
 585 /* Forward declaration for use when initialising alternative_target field.  */
 586 #ifdef TARGET_LITTLE_SYM
 587 extern const bfd_target TARGET_LITTLE_SYM;
 588 #endif
 589
 590 #ifdef TARGET_BIG_SYM
 591 const bfd_target TARGET_BIG_SYM =
 592 {
 593   /* name: identify kind of target */
 594   TARGET_BIG_NAME,
 595
 596   /* flavour: general indication about file */
 597   bfd_target_elf_flavour,
 598
 599   /* byteorder: data is big endian */
 600   BFD_ENDIAN_BIG,
 601
 602   /* header_byteorder: header is also big endian */
 603   BFD_ENDIAN_BIG,
 604
 605   /* object_flags: mask of all file flags */
 606   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 607    | DYNAMIC | WP_TEXT | D_PAGED),
 608
 609   /* section_flags: mask of all section flags */
 610   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 611    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 612    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 613
 614    /* leading_symbol_char: is the first char of a user symbol
 615       predictable, and if so what is it */
 616   elf_symbol_leading_char,
 617
 618   /* ar_pad_char: pad character for filenames within an archive header
 619      FIXME:  this really has nothing to do with ELF, this is a characteristic
 620      of the archiver and/or os and should be independently tunable */
 621   '/',
 622
 623   /* ar_max_namelen: maximum number of characters in an archive header
 624      FIXME:  this really has nothing to do with ELF, this is a characteristic
 625      of the archiver and should be independently tunable.  The System V ABI,
 626      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 627   15,
 628
 629   /* Routines to byte-swap various sized integers from the data sections */
 630   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 631     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 632     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 633
 634   /* Routines to byte-swap various sized integers from the file headers */
 635   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 636     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 637     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 638
 639   /* bfd_check_format: check the format of a file being read */
 640   { _bfd_dummy_target,          /* unknown format */
 641     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 642     bfd_elfNN_archive_p,        /* an archive */
 643     bfd_elfNN_core_file_p       /* a core file */
 644   },
 645
 646   /* bfd_set_format: set the format of a file being written */
 647   { bfd_false,
 648     bfd_elfNN_mkobject,
 649     bfd_elfNN_mkarchive,
 650     bfd_elfNN_mkcorefile
 651   },
 652
 653   /* bfd_write_contents: write cached information into a file being written */
 654   { bfd_false,
 655     bfd_elfNN_write_object_contents,
 656     bfd_elfNN_write_archive_contents,
 657     bfd_elfNN_write_corefile_contents,
 658   },
 659
 660   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 661   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 662   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 663 #ifdef bfd_elfNN_archive_functions
 664   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 665 #else
 666   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 667 #endif
 668   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 669   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 670   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 671   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 672   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 673
 674   /* Alternative endian target.  */
 675 #ifdef TARGET_LITTLE_SYM
 676   & TARGET_LITTLE_SYM,
 677 #else
 678   NULL,
 679 #endif
 680
 681   /* backend_data: */
 682   &elfNN_bed
 683 };
 684 #endif
 685
 686 #ifdef TARGET_LITTLE_SYM
 687 const bfd_target TARGET_LITTLE_SYM =
 688 {
 689   /* name: identify kind of target */
 690   TARGET_LITTLE_NAME,
 691
 692   /* flavour: general indication about file */
 693   bfd_target_elf_flavour,
 694
 695   /* byteorder: data is little endian */
 696   BFD_ENDIAN_LITTLE,
 697
 698   /* header_byteorder: header is also little endian */
 699   BFD_ENDIAN_LITTLE,
 700
 701   /* object_flags: mask of all file flags */
 702   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 703    | DYNAMIC | WP_TEXT | D_PAGED),
 704
 705   /* section_flags: mask of all section flags */
 706   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 707    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 708    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 709
 710    /* leading_symbol_char: is the first char of a user symbol
 711       predictable, and if so what is it */
 712   elf_symbol_leading_char,
 713
 714   /* ar_pad_char: pad character for filenames within an archive header
 715      FIXME:  this really has nothing to do with ELF, this is a characteristic
 716      of the archiver and/or os and should be independently tunable */
 717   '/',
 718
 719   /* ar_max_namelen: maximum number of characters in an archive header
 720      FIXME:  this really has nothing to do with ELF, this is a characteristic
 721      of the archiver and should be independently tunable.  The System V ABI,
 722      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 723   15,
 724
 725   /* Routines to byte-swap various sized integers from the data sections */
 726   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 727     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 728     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 729
 730   /* Routines to byte-swap various sized integers from the file headers */
 731   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 732     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 733     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 734
 735   /* bfd_check_format: check the format of a file being read */
 736   { _bfd_dummy_target,          /* unknown format */
 737     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 738     bfd_elfNN_archive_p,        /* an archive */
 739     bfd_elfNN_core_file_p       /* a core file */
 740   },
 741
 742   /* bfd_set_format: set the format of a file being written */
 743   { bfd_false,
 744     bfd_elfNN_mkobject,
 745     bfd_elfNN_mkarchive,
 746     bfd_elfNN_mkcorefile
 747   },
 748
 749   /* bfd_write_contents: write cached information into a file being written */
 750   { bfd_false,
 751     bfd_elfNN_write_object_contents,
 752     bfd_elfNN_write_archive_contents,
 753     bfd_elfNN_write_corefile_contents,
 754   },
 755
 756   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 757   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 758   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 759 #ifdef bfd_elfNN_archive_functions
 760   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 761 #else
 762   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 763 #endif
 764   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 765   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 766   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 767   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 768   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 769
 770   /* Alternative endian target.  */
 771 #ifdef TARGET_BIG_SYM
 772   & TARGET_BIG_SYM,
 773 #else
 774   NULL,
 775 #endif
 776
 777   /* backend_data: */
 778   &elfNN_bed
 779 };
 780 #endif