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 #ifndef bfd_elfNN_get_synthetic_symtab
  38 #define bfd_elfNN_get_synthetic_symtab \
  39   _bfd_elf_get_synthetic_symtab
  40 #endif
  41 #ifndef bfd_elfNN_canonicalize_reloc
  42 #define bfd_elfNN_canonicalize_reloc    _bfd_elf_canonicalize_reloc
  43 #endif
  44 #ifndef bfd_elfNN_find_nearest_line
  45 #define bfd_elfNN_find_nearest_line     _bfd_elf_find_nearest_line
  46 #endif
  47 #define bfd_elfNN_read_minisymbols      _bfd_elf_read_minisymbols
  48 #define bfd_elfNN_minisymbol_to_symbol  _bfd_elf_minisymbol_to_symbol
  49 #define bfd_elfNN_get_dynamic_symtab_upper_bound \
  50   _bfd_elf_get_dynamic_symtab_upper_bound
  51 #define bfd_elfNN_get_lineno            _bfd_elf_get_lineno
  52 #ifndef bfd_elfNN_get_reloc_upper_bound
  53 #define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
  54 #endif
  55 #ifndef bfd_elfNN_get_symbol_info
  56 #define bfd_elfNN_get_symbol_info       _bfd_elf_get_symbol_info
  57 #endif
  58 #define bfd_elfNN_canonicalize_symtab   _bfd_elf_canonicalize_symtab
  59 #define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
  60 #define bfd_elfNN_make_empty_symbol     _bfd_elf_make_empty_symbol
  61 #ifndef bfd_elfNN_new_section_hook
  62 #define bfd_elfNN_new_section_hook      _bfd_elf_new_section_hook
  63 #endif
  64 #define bfd_elfNN_set_arch_mach         _bfd_elf_set_arch_mach
  65 #ifndef bfd_elfNN_set_section_contents
  66 #define bfd_elfNN_set_section_contents  _bfd_elf_set_section_contents
  67 #endif
  68 #define bfd_elfNN_sizeof_headers        _bfd_elf_sizeof_headers
  69 #define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
  70 #define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
  71
  72 #define bfd_elfNN_get_section_contents_in_window \
  73   _bfd_generic_get_section_contents_in_window
  74
  75 #ifndef elf_backend_got_symbol_offset
  76 #define elf_backend_got_symbol_offset (bfd_vma) 0
  77 #endif
  78 #ifndef elf_backend_can_refcount
  79 #define elf_backend_can_refcount 0
  80 #endif
  81 #ifndef elf_backend_want_got_plt
  82 #define elf_backend_want_got_plt 0
  83 #endif
  84 #ifndef elf_backend_plt_readonly
  85 #define elf_backend_plt_readonly 0
  86 #endif
  87 #ifndef elf_backend_want_plt_sym
  88 #define elf_backend_want_plt_sym 0
  89 #endif
  90 #ifndef elf_backend_plt_not_loaded
  91 #define elf_backend_plt_not_loaded 0
  92 #endif
  93 #ifndef elf_backend_plt_alignment
  94 #define elf_backend_plt_alignment 2
  95 #endif
  96 #ifndef elf_backend_want_dynbss
  97 #define elf_backend_want_dynbss 1
  98 #endif
  99 #ifndef elf_backend_want_p_paddr_set_to_zero
 100 #define elf_backend_want_p_paddr_set_to_zero 0
 101 #endif
 102
 103 #define bfd_elfNN_bfd_debug_info_start  bfd_void
 104 #define bfd_elfNN_bfd_debug_info_end    bfd_void
 105 #define bfd_elfNN_bfd_debug_info_accumulate \
 106   ((void (*) (bfd*, struct bfd_section *)) bfd_void)
 107
 108 #ifndef bfd_elfNN_bfd_get_relocated_section_contents
 109 #define bfd_elfNN_bfd_get_relocated_section_contents \
 110   bfd_generic_get_relocated_section_contents
 111 #endif
 112
 113 #ifndef bfd_elfNN_bfd_relax_section
 114 #define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
 115 #endif
 116
 117 #ifndef elf_backend_can_gc_sections
 118 #define elf_backend_can_gc_sections 0
 119 #endif
 120 #ifndef elf_backend_can_refcount
 121 #define elf_backend_can_refcount 0
 122 #endif
 123 #ifndef elf_backend_want_got_sym
 124 #define elf_backend_want_got_sym 1
 125 #endif
 126 #ifndef elf_backend_gc_mark_hook
 127 #define elf_backend_gc_mark_hook        NULL
 128 #endif
 129 #ifndef elf_backend_gc_sweep_hook
 130 #define elf_backend_gc_sweep_hook       NULL
 131 #endif
 132 #ifndef bfd_elfNN_bfd_gc_sections
 133 #define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
 134 #endif
 135
 136 #ifndef bfd_elfNN_bfd_merge_sections
 137 #define bfd_elfNN_bfd_merge_sections \
 138   _bfd_elf_merge_sections
 139 #endif
 140
 141 #ifndef bfd_elfNN_bfd_is_group_section
 142 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
 143 #endif
 144
 145 #ifndef bfd_elfNN_bfd_discard_group
 146 #define bfd_elfNN_bfd_discard_group bfd_elf_discard_group
 147 #endif
 148
 149 #ifndef bfd_elfNN_section_already_linked
 150 #define bfd_elfNN_section_already_linked \
 151   _bfd_elf_section_already_linked
 152 #endif
 153
 154 #ifndef bfd_elfNN_bfd_make_debug_symbol
 155 #define bfd_elfNN_bfd_make_debug_symbol \
 156   ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
 157 #endif
 158
 159 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
 160 #define bfd_elfNN_bfd_copy_private_symbol_data \
 161   _bfd_elf_copy_private_symbol_data
 162 #endif
 163
 164 #ifndef bfd_elfNN_bfd_copy_private_section_data
 165 #define bfd_elfNN_bfd_copy_private_section_data \
 166   _bfd_elf_copy_private_section_data
 167 #endif
 168 #ifndef bfd_elfNN_bfd_copy_private_header_data
 169 #define bfd_elfNN_bfd_copy_private_header_data \
 170   _bfd_elf_copy_private_header_data
 171 #endif
 172 #ifndef bfd_elfNN_bfd_copy_private_bfd_data
 173 #define bfd_elfNN_bfd_copy_private_bfd_data \
 174   _bfd_elf_copy_private_bfd_data
 175 #endif
 176 #ifndef bfd_elfNN_bfd_print_private_bfd_data
 177 #define bfd_elfNN_bfd_print_private_bfd_data \
 178   _bfd_elf_print_private_bfd_data
 179 #endif
 180 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
 181 #define bfd_elfNN_bfd_merge_private_bfd_data \
 182   ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
 183 #endif
 184 #ifndef bfd_elfNN_bfd_set_private_flags
 185 #define bfd_elfNN_bfd_set_private_flags \
 186   ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
 187 #endif
 188 #ifndef bfd_elfNN_bfd_is_local_label_name
 189 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
 190 #endif
 191
 192 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
 193 #define bfd_elfNN_get_dynamic_reloc_upper_bound \
 194   _bfd_elf_get_dynamic_reloc_upper_bound
 195 #endif
 196 #ifndef bfd_elfNN_canonicalize_dynamic_reloc
 197 #define bfd_elfNN_canonicalize_dynamic_reloc \
 198   _bfd_elf_canonicalize_dynamic_reloc
 199 #endif
 200
 201 #ifndef bfd_elfNN_bfd_link_hash_table_free
 202 #define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
 203 #endif
 204
 205 #ifdef elf_backend_relocate_section
 206 #ifndef bfd_elfNN_bfd_link_hash_table_create
 207 #define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
 208 #endif
 209 #ifndef bfd_elfNN_bfd_link_add_symbols
 210 #define bfd_elfNN_bfd_link_add_symbols  bfd_elf_link_add_symbols
 211 #endif
 212 #ifndef bfd_elfNN_bfd_final_link
 213 #define bfd_elfNN_bfd_final_link        bfd_elf_final_link
 214 #endif
 215 #else /* ! defined (elf_backend_relocate_section) */
 216 /* If no backend relocate_section routine, use the generic linker.
 217    Note - this will prevent the port from being able to use some of
 218    the other features of the ELF linker, because the generic hash structure
 219    does not have the fields needed by the ELF linker.  In particular it
 220    means that linking directly to S-records will not work.  */
 221 #ifndef bfd_elfNN_bfd_link_hash_table_create
 222 #define bfd_elfNN_bfd_link_hash_table_create \
 223   _bfd_generic_link_hash_table_create
 224 #endif
 225 #ifndef bfd_elfNN_bfd_link_add_symbols
 226 #define bfd_elfNN_bfd_link_add_symbols  _bfd_generic_link_add_symbols
 227 #endif
 228 #ifndef bfd_elfNN_bfd_final_link
 229 #define bfd_elfNN_bfd_final_link        _bfd_generic_final_link
 230 #endif
 231 #endif /* ! defined (elf_backend_relocate_section) */
 232
 233 #ifndef bfd_elfNN_bfd_link_just_syms
 234 #define bfd_elfNN_bfd_link_just_syms    _bfd_elf_link_just_syms
 235 #endif
 236
 237 #ifndef bfd_elfNN_bfd_link_split_section
 238 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
 239 #endif
 240
 241 #ifndef bfd_elfNN_archive_p
 242 #define bfd_elfNN_archive_p bfd_generic_archive_p
 243 #endif
 244
 245 #ifndef bfd_elfNN_write_archive_contents
 246 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
 247 #endif
 248
 249 #ifndef bfd_elfNN_mkobject
 250 #define bfd_elfNN_mkobject bfd_elf_mkobject
 251 #endif
 252
 253 #ifndef bfd_elfNN_mkcorefile
 254 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
 255 #endif
 256
 257 #ifndef bfd_elfNN_mkarchive
 258 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
 259 #endif
 260
 261 #ifndef bfd_elfNN_print_symbol
 262 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
 263 #endif
 264
 265 #ifndef elf_symbol_leading_char
 266 #define elf_symbol_leading_char 0
 267 #endif
 268
 269 #ifndef elf_info_to_howto
 270 #define elf_info_to_howto 0
 271 #endif
 272
 273 #ifndef elf_info_to_howto_rel
 274 #define elf_info_to_howto_rel 0
 275 #endif
 276
 277 #ifndef ELF_MAXPAGESIZE
 278   #error ELF_MAXPAGESIZE is not defined
 279 #define ELF_MAXPAGESIZE 1
 280 #endif
 281
 282 #ifndef elf_backend_collect
 283 #define elf_backend_collect FALSE
 284 #endif
 285 #ifndef elf_backend_type_change_ok
 286 #define elf_backend_type_change_ok FALSE
 287 #endif
 288
 289 #ifndef elf_backend_sym_is_global
 290 #define elf_backend_sym_is_global       0
 291 #endif
 292 #ifndef elf_backend_object_p
 293 #define elf_backend_object_p            0
 294 #endif
 295 #ifndef elf_backend_symbol_processing
 296 #define elf_backend_symbol_processing   0
 297 #endif
 298 #ifndef elf_backend_symbol_table_processing
 299 #define elf_backend_symbol_table_processing     0
 300 #endif
 301 #ifndef elf_backend_get_symbol_type
 302 #define elf_backend_get_symbol_type 0
 303 #endif
 304 #ifndef elf_backend_archive_symbol_lookup
 305 #define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
 306 #endif
 307 #ifndef elf_backend_name_local_section_symbols
 308 #define elf_backend_name_local_section_symbols  0
 309 #endif
 310 #ifndef elf_backend_section_processing
 311 #define elf_backend_section_processing  0
 312 #endif
 313 #ifndef elf_backend_section_from_shdr
 314 #define elf_backend_section_from_shdr   0
 315 #endif
 316 #ifndef elf_backend_section_flags
 317 #define elf_backend_section_flags       0
 318 #endif
 319 #ifndef elf_backend_section_from_phdr
 320 #define elf_backend_section_from_phdr   0
 321 #endif
 322 #ifndef elf_backend_fake_sections
 323 #define elf_backend_fake_sections       0
 324 #endif
 325 #ifndef elf_backend_section_from_bfd_section
 326 #define elf_backend_section_from_bfd_section    0
 327 #endif
 328 #ifndef elf_backend_add_symbol_hook
 329 #define elf_backend_add_symbol_hook     0
 330 #endif
 331 #ifndef elf_backend_link_output_symbol_hook
 332 #define elf_backend_link_output_symbol_hook 0
 333 #endif
 334 #ifndef elf_backend_create_dynamic_sections
 335 #define elf_backend_create_dynamic_sections 0
 336 #endif
 337 #ifndef elf_backend_omit_section_dynsym
 338 #define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
 339 #endif
 340 #ifndef elf_backend_check_relocs
 341 #define elf_backend_check_relocs        0
 342 #endif
 343 #ifndef elf_backend_check_directives
 344 #define elf_backend_check_directives    0
 345 #endif
 346 #ifndef elf_backend_adjust_dynamic_symbol
 347 #define elf_backend_adjust_dynamic_symbol 0
 348 #endif
 349 #ifndef elf_backend_always_size_sections
 350 #define elf_backend_always_size_sections 0
 351 #endif
 352 #ifndef elf_backend_size_dynamic_sections
 353 #define elf_backend_size_dynamic_sections 0
 354 #endif
 355 #ifndef elf_backend_relocate_section
 356 #define elf_backend_relocate_section    0
 357 #endif
 358 #ifndef elf_backend_finish_dynamic_symbol
 359 #define elf_backend_finish_dynamic_symbol       0
 360 #endif
 361 #ifndef elf_backend_finish_dynamic_sections
 362 #define elf_backend_finish_dynamic_sections     0
 363 #endif
 364 #ifndef elf_backend_begin_write_processing
 365 #define elf_backend_begin_write_processing      0
 366 #endif
 367 #ifndef elf_backend_final_write_processing
 368 #define elf_backend_final_write_processing      0
 369 #endif
 370 #ifndef elf_backend_additional_program_headers
 371 #define elf_backend_additional_program_headers  0
 372 #endif
 373 #ifndef elf_backend_modify_segment_map
 374 #define elf_backend_modify_segment_map  0
 375 #endif
 376 #ifndef elf_backend_ecoff_debug_swap
 377 #define elf_backend_ecoff_debug_swap    0
 378 #endif
 379 #ifndef elf_backend_bfd_from_remote_memory
 380 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
 381 #endif
 382 #ifndef elf_backend_got_header_size
 383 #define elf_backend_got_header_size     0
 384 #endif
 385 #ifndef elf_backend_post_process_headers
 386 #define elf_backend_post_process_headers        NULL
 387 #endif
 388 #ifndef elf_backend_print_symbol_all
 389 #define elf_backend_print_symbol_all            NULL
 390 #endif
 391 #ifndef elf_backend_output_arch_syms
 392 #define elf_backend_output_arch_syms            NULL
 393 #endif
 394 #ifndef elf_backend_copy_indirect_symbol
 395 #define elf_backend_copy_indirect_symbol  _bfd_elf_link_hash_copy_indirect
 396 #endif
 397 #ifndef elf_backend_hide_symbol
 398 #define elf_backend_hide_symbol         _bfd_elf_link_hash_hide_symbol
 399 #endif
 400 #ifndef elf_backend_merge_symbol_attribute
 401 #define elf_backend_merge_symbol_attribute      NULL
 402 #endif
 403 #ifndef elf_backend_emit_relocs
 404 #define elf_backend_emit_relocs                 NULL
 405 #endif
 406 #ifndef elf_backend_count_relocs
 407 #define elf_backend_count_relocs                NULL
 408 #endif
 409 #ifndef elf_backend_grok_prstatus
 410 #define elf_backend_grok_prstatus               NULL
 411 #endif
 412 #ifndef elf_backend_grok_psinfo
 413 #define elf_backend_grok_psinfo                 NULL
 414 #endif
 415 #ifndef elf_backend_sprintf_vma
 416 #define elf_backend_sprintf_vma                 _bfd_elf_sprintf_vma
 417 #endif
 418 #ifndef elf_backend_fprintf_vma
 419 #define elf_backend_fprintf_vma                 _bfd_elf_fprintf_vma
 420 #endif
 421 #ifndef elf_backend_reloc_type_class
 422 #define elf_backend_reloc_type_class            _bfd_elf_reloc_type_class
 423 #endif
 424 #ifndef elf_backend_discard_info
 425 #define elf_backend_discard_info                NULL
 426 #endif
 427 #ifndef elf_backend_ignore_discarded_relocs
 428 #define elf_backend_ignore_discarded_relocs     NULL
 429 #endif
 430 #ifndef elf_backend_can_make_relative_eh_frame
 431 #define elf_backend_can_make_relative_eh_frame  _bfd_elf_can_make_relative
 432 #endif
 433 #ifndef elf_backend_can_make_lsda_relative_eh_frame
 434 #define elf_backend_can_make_lsda_relative_eh_frame     _bfd_elf_can_make_relative
 435 #endif
 436 #ifndef elf_backend_encode_eh_address
 437 #define elf_backend_encode_eh_address           _bfd_elf_encode_eh_address
 438 #endif
 439 #ifndef elf_backend_write_section
 440 #define elf_backend_write_section               NULL
 441 #endif
 442 #ifndef elf_backend_mips_irix_compat
 443 #define elf_backend_mips_irix_compat            NULL
 444 #endif
 445 #ifndef elf_backend_mips_rtype_to_howto
 446 #define elf_backend_mips_rtype_to_howto         NULL
 447 #endif
 448
 449 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
 450    sections, but not both.  They defined USE_REL to indicate SHT_REL
 451    sections, and left it undefined to indicated SHT_RELA sections.
 452    For backwards compatibility, we still support this usage.  */
 453 #ifndef USE_REL
 454 #define USE_REL 0
 455 #endif
 456
 457 /* Use these in new code.  */
 458 #ifndef elf_backend_may_use_rel_p
 459 #define elf_backend_may_use_rel_p USE_REL
 460 #endif
 461 #ifndef elf_backend_may_use_rela_p
 462 #define elf_backend_may_use_rela_p !USE_REL
 463 #endif
 464 #ifndef elf_backend_default_use_rela_p
 465 #define elf_backend_default_use_rela_p !USE_REL
 466 #endif
 467
 468 #ifndef elf_backend_rela_normal
 469 #define elf_backend_rela_normal 0
 470 #endif
 471
 472 #ifndef elf_backend_plt_sym_val
 473 #define elf_backend_plt_sym_val NULL
 474 #endif
 475 #ifndef elf_backend_relplt_name
 476 #define elf_backend_relplt_name NULL
 477 #endif
 478
 479 #ifndef ELF_MACHINE_ALT1
 480 #define ELF_MACHINE_ALT1 0
 481 #endif
 482
 483 #ifndef ELF_MACHINE_ALT2
 484 #define ELF_MACHINE_ALT2 0
 485 #endif
 486
 487 #ifndef elf_backend_size_info
 488 #define elf_backend_size_info _bfd_elfNN_size_info
 489 #endif
 490
 491 #ifndef elf_backend_special_sections
 492 #define elf_backend_special_sections NULL
 493 #endif
 494
 495 #ifndef elf_backend_sign_extend_vma
 496 #define elf_backend_sign_extend_vma 0
 497 #endif
 498
 499 #ifndef elf_backend_link_order_error_handler
 500 #define elf_backend_link_order_error_handler _bfd_default_error_handler
 501 #endif
 502
 503 extern const struct elf_size_info _bfd_elfNN_size_info;
 504
 505 #ifndef INCLUDED_TARGET_FILE
 506 static const struct elf_backend_data elfNN_bed =
 507 {
 508   ELF_ARCH,                     /* arch */
 509   ELF_MACHINE_CODE,             /* elf_machine_code */
 510   ELF_MAXPAGESIZE,              /* maxpagesize */
 511   elf_info_to_howto,
 512   elf_info_to_howto_rel,
 513   elf_backend_sym_is_global,
 514   elf_backend_object_p,
 515   elf_backend_symbol_processing,
 516   elf_backend_symbol_table_processing,
 517   elf_backend_get_symbol_type,
 518   elf_backend_archive_symbol_lookup,
 519   elf_backend_name_local_section_symbols,
 520   elf_backend_section_processing,
 521   elf_backend_section_from_shdr,
 522   elf_backend_section_flags,
 523   elf_backend_section_from_phdr,
 524   elf_backend_fake_sections,
 525   elf_backend_section_from_bfd_section,
 526   elf_backend_add_symbol_hook,
 527   elf_backend_link_output_symbol_hook,
 528   elf_backend_create_dynamic_sections,
 529   elf_backend_omit_section_dynsym,
 530   elf_backend_check_relocs,
 531   elf_backend_check_directives,
 532   elf_backend_adjust_dynamic_symbol,
 533   elf_backend_always_size_sections,
 534   elf_backend_size_dynamic_sections,
 535   elf_backend_relocate_section,
 536   elf_backend_finish_dynamic_symbol,
 537   elf_backend_finish_dynamic_sections,
 538   elf_backend_begin_write_processing,
 539   elf_backend_final_write_processing,
 540   elf_backend_additional_program_headers,
 541   elf_backend_modify_segment_map,
 542   elf_backend_gc_mark_hook,
 543   elf_backend_gc_sweep_hook,
 544   elf_backend_post_process_headers,
 545   elf_backend_print_symbol_all,
 546   elf_backend_output_arch_syms,
 547   elf_backend_copy_indirect_symbol,
 548   elf_backend_hide_symbol,
 549   elf_backend_merge_symbol_attribute,
 550   elf_backend_emit_relocs,
 551   elf_backend_count_relocs,
 552   elf_backend_grok_prstatus,
 553   elf_backend_grok_psinfo,
 554   elf_backend_sprintf_vma,
 555   elf_backend_fprintf_vma,
 556   elf_backend_reloc_type_class,
 557   elf_backend_discard_info,
 558   elf_backend_ignore_discarded_relocs,
 559   elf_backend_can_make_relative_eh_frame,
 560   elf_backend_can_make_lsda_relative_eh_frame,
 561   elf_backend_encode_eh_address,
 562   elf_backend_write_section,
 563   elf_backend_mips_irix_compat,
 564   elf_backend_mips_rtype_to_howto,
 565   elf_backend_ecoff_debug_swap,
 566   elf_backend_bfd_from_remote_memory,
 567   elf_backend_plt_sym_val,
 568   elf_backend_link_order_error_handler,
 569   elf_backend_relplt_name,
 570   ELF_MACHINE_ALT1,
 571   ELF_MACHINE_ALT2,
 572   &elf_backend_size_info,
 573   elf_backend_special_sections,
 574   elf_backend_got_symbol_offset,
 575   elf_backend_got_header_size,
 576   elf_backend_collect,
 577   elf_backend_type_change_ok,
 578   elf_backend_may_use_rel_p,
 579   elf_backend_may_use_rela_p,
 580   elf_backend_default_use_rela_p,
 581   elf_backend_rela_normal,
 582   elf_backend_sign_extend_vma,
 583   elf_backend_want_got_plt,
 584   elf_backend_plt_readonly,
 585   elf_backend_want_plt_sym,
 586   elf_backend_plt_not_loaded,
 587   elf_backend_plt_alignment,
 588   elf_backend_can_gc_sections,
 589   elf_backend_can_refcount,
 590   elf_backend_want_got_sym,
 591   elf_backend_want_dynbss,
 592   elf_backend_want_p_paddr_set_to_zero
 593 };
 594 #endif
 595
 596 /* Forward declaration for use when initialising alternative_target field.  */
 597 #ifdef TARGET_LITTLE_SYM
 598 extern const bfd_target TARGET_LITTLE_SYM;
 599 #endif
 600
 601 #ifdef TARGET_BIG_SYM
 602 const bfd_target TARGET_BIG_SYM =
 603 {
 604   /* name: identify kind of target */
 605   TARGET_BIG_NAME,
 606
 607   /* flavour: general indication about file */
 608   bfd_target_elf_flavour,
 609
 610   /* byteorder: data is big endian */
 611   BFD_ENDIAN_BIG,
 612
 613   /* header_byteorder: header is also big endian */
 614   BFD_ENDIAN_BIG,
 615
 616   /* object_flags: mask of all file flags */
 617   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 618    | DYNAMIC | WP_TEXT | D_PAGED),
 619
 620   /* section_flags: mask of all section flags */
 621   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 622    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 623    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 624
 625    /* leading_symbol_char: is the first char of a user symbol
 626       predictable, and if so what is it */
 627   elf_symbol_leading_char,
 628
 629   /* ar_pad_char: pad character for filenames within an archive header
 630      FIXME:  this really has nothing to do with ELF, this is a characteristic
 631      of the archiver and/or os and should be independently tunable */
 632   '/',
 633
 634   /* ar_max_namelen: maximum number of characters in an archive header
 635      FIXME:  this really has nothing to do with ELF, this is a characteristic
 636      of the archiver and should be independently tunable.  The System V ABI,
 637      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 638   15,
 639
 640   /* Routines to byte-swap various sized integers from the data sections */
 641   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 642     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 643     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 644
 645   /* Routines to byte-swap various sized integers from the file headers */
 646   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 647     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 648     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
 649
 650   /* bfd_check_format: check the format of a file being read */
 651   { _bfd_dummy_target,          /* unknown format */
 652     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 653     bfd_elfNN_archive_p,        /* an archive */
 654     bfd_elfNN_core_file_p       /* a core file */
 655   },
 656
 657   /* bfd_set_format: set the format of a file being written */
 658   { bfd_false,
 659     bfd_elfNN_mkobject,
 660     bfd_elfNN_mkarchive,
 661     bfd_elfNN_mkcorefile
 662   },
 663
 664   /* bfd_write_contents: write cached information into a file being written */
 665   { bfd_false,
 666     bfd_elfNN_write_object_contents,
 667     bfd_elfNN_write_archive_contents,
 668     bfd_elfNN_write_corefile_contents,
 669   },
 670
 671   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 672   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 673   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 674 #ifdef bfd_elfNN_archive_functions
 675   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 676 #else
 677   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 678 #endif
 679   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 680   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 681   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 682   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 683   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 684
 685   /* Alternative endian target.  */
 686 #ifdef TARGET_LITTLE_SYM
 687   & TARGET_LITTLE_SYM,
 688 #else
 689   NULL,
 690 #endif
 691
 692   /* backend_data: */
 693   &elfNN_bed
 694 };
 695 #endif
 696
 697 #ifdef TARGET_LITTLE_SYM
 698 const bfd_target TARGET_LITTLE_SYM =
 699 {
 700   /* name: identify kind of target */
 701   TARGET_LITTLE_NAME,
 702
 703   /* flavour: general indication about file */
 704   bfd_target_elf_flavour,
 705
 706   /* byteorder: data is little endian */
 707   BFD_ENDIAN_LITTLE,
 708
 709   /* header_byteorder: header is also little endian */
 710   BFD_ENDIAN_LITTLE,
 711
 712   /* object_flags: mask of all file flags */
 713   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
 714    | DYNAMIC | WP_TEXT | D_PAGED),
 715
 716   /* section_flags: mask of all section flags */
 717   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
 718    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
 719    | SEC_ARCH_BIT_0 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
 720
 721    /* leading_symbol_char: is the first char of a user symbol
 722       predictable, and if so what is it */
 723   elf_symbol_leading_char,
 724
 725   /* ar_pad_char: pad character for filenames within an archive header
 726      FIXME:  this really has nothing to do with ELF, this is a characteristic
 727      of the archiver and/or os and should be independently tunable */
 728   '/',
 729
 730   /* ar_max_namelen: maximum number of characters in an archive header
 731      FIXME:  this really has nothing to do with ELF, this is a characteristic
 732      of the archiver and should be independently tunable.  The System V ABI,
 733      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
 734   15,
 735
 736   /* Routines to byte-swap various sized integers from the data sections */
 737   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 738     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 739     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 740
 741   /* Routines to byte-swap various sized integers from the file headers */
 742   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 743     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 744     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
 745
 746   /* bfd_check_format: check the format of a file being read */
 747   { _bfd_dummy_target,          /* unknown format */
 748     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
 749     bfd_elfNN_archive_p,        /* an archive */
 750     bfd_elfNN_core_file_p       /* a core file */
 751   },
 752
 753   /* bfd_set_format: set the format of a file being written */
 754   { bfd_false,
 755     bfd_elfNN_mkobject,
 756     bfd_elfNN_mkarchive,
 757     bfd_elfNN_mkcorefile
 758   },
 759
 760   /* bfd_write_contents: write cached information into a file being written */
 761   { bfd_false,
 762     bfd_elfNN_write_object_contents,
 763     bfd_elfNN_write_archive_contents,
 764     bfd_elfNN_write_corefile_contents,
 765   },
 766
 767   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
 768   BFD_JUMP_TABLE_COPY (bfd_elfNN),
 769   BFD_JUMP_TABLE_CORE (bfd_elfNN),
 770 #ifdef bfd_elfNN_archive_functions
 771   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
 772 #else
 773   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
 774 #endif
 775   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
 776   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
 777   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
 778   BFD_JUMP_TABLE_LINK (bfd_elfNN),
 779   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
 780
 781   /* Alternative endian target.  */
 782 #ifdef TARGET_BIG_SYM
 783   & TARGET_BIG_SYM,
 784 #else
 785   NULL,
 786 #endif
 787
 788   /* backend_data: */
 789   &elfNN_bed
 790 };
 791 #endif