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