2006-02-24 H.J. Lu <hongjiu.lu@intel.com>
[external/binutils.git] / 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, 2005, 2006 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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 #ifndef bfd_elfNN_close_and_cleanup
30 #define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
31 #endif
32 #define bfd_elfNN_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
33 #ifndef bfd_elfNN_get_section_contents
34 #define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
35 #endif
36
37 #define bfd_elfNN_canonicalize_dynamic_symtab \
38   _bfd_elf_canonicalize_dynamic_symtab
39 #ifndef bfd_elfNN_get_synthetic_symtab
40 #define bfd_elfNN_get_synthetic_symtab \
41   _bfd_elf_get_synthetic_symtab
42 #endif
43 #ifndef bfd_elfNN_canonicalize_reloc
44 #define bfd_elfNN_canonicalize_reloc    _bfd_elf_canonicalize_reloc
45 #endif
46 #ifndef bfd_elfNN_find_nearest_line
47 #define bfd_elfNN_find_nearest_line     _bfd_elf_find_nearest_line
48 #endif
49 #ifndef bfd_elfNN_find_inliner_info
50 #define bfd_elfNN_find_inliner_info     _bfd_elf_find_inliner_info
51 #endif
52 #define bfd_elfNN_read_minisymbols      _bfd_elf_read_minisymbols
53 #define bfd_elfNN_minisymbol_to_symbol  _bfd_elf_minisymbol_to_symbol
54 #define bfd_elfNN_get_dynamic_symtab_upper_bound \
55   _bfd_elf_get_dynamic_symtab_upper_bound
56 #define bfd_elfNN_get_lineno            _bfd_elf_get_lineno
57 #ifndef bfd_elfNN_get_reloc_upper_bound
58 #define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
59 #endif
60 #ifndef bfd_elfNN_get_symbol_info
61 #define bfd_elfNN_get_symbol_info       _bfd_elf_get_symbol_info
62 #endif
63 #define bfd_elfNN_canonicalize_symtab   _bfd_elf_canonicalize_symtab
64 #define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
65 #define bfd_elfNN_make_empty_symbol     _bfd_elf_make_empty_symbol
66 #ifndef bfd_elfNN_new_section_hook
67 #define bfd_elfNN_new_section_hook      _bfd_elf_new_section_hook
68 #endif
69 #define bfd_elfNN_set_arch_mach         _bfd_elf_set_arch_mach
70 #ifndef bfd_elfNN_set_section_contents
71 #define bfd_elfNN_set_section_contents  _bfd_elf_set_section_contents
72 #endif
73 #define bfd_elfNN_sizeof_headers        _bfd_elf_sizeof_headers
74 #define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
75 #define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
76
77 #define bfd_elfNN_get_section_contents_in_window \
78   _bfd_generic_get_section_contents_in_window
79
80 #ifndef elf_backend_can_refcount
81 #define elf_backend_can_refcount 0
82 #endif
83 #ifndef elf_backend_want_got_plt
84 #define elf_backend_want_got_plt 0
85 #endif
86 #ifndef elf_backend_plt_readonly
87 #define elf_backend_plt_readonly 0
88 #endif
89 #ifndef elf_backend_want_plt_sym
90 #define elf_backend_want_plt_sym 0
91 #endif
92 #ifndef elf_backend_plt_not_loaded
93 #define elf_backend_plt_not_loaded 0
94 #endif
95 #ifndef elf_backend_plt_alignment
96 #define elf_backend_plt_alignment 2
97 #endif
98 #ifndef elf_backend_want_dynbss
99 #define elf_backend_want_dynbss 1
100 #endif
101 #ifndef elf_backend_want_p_paddr_set_to_zero
102 #define elf_backend_want_p_paddr_set_to_zero 0
103 #endif
104
105 #define bfd_elfNN_bfd_debug_info_start  bfd_void
106 #define bfd_elfNN_bfd_debug_info_end    bfd_void
107 #define bfd_elfNN_bfd_debug_info_accumulate \
108   ((void (*) (bfd*, struct bfd_section *)) bfd_void)
109
110 #ifndef bfd_elfNN_bfd_get_relocated_section_contents
111 #define bfd_elfNN_bfd_get_relocated_section_contents \
112   bfd_generic_get_relocated_section_contents
113 #endif
114
115 #ifndef bfd_elfNN_bfd_relax_section
116 #define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
117 #endif
118
119 #ifndef elf_backend_can_gc_sections
120 #define elf_backend_can_gc_sections 0
121 #endif
122 #ifndef elf_backend_can_refcount
123 #define elf_backend_can_refcount 0
124 #endif
125 #ifndef elf_backend_want_got_sym
126 #define elf_backend_want_got_sym 1
127 #endif
128 #ifndef elf_backend_gc_mark_dynamic_ref
129 #define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
130 #endif
131 #ifndef elf_backend_gc_mark_hook
132 #define elf_backend_gc_mark_hook        NULL
133 #endif
134 #ifndef elf_backend_gc_sweep_hook
135 #define elf_backend_gc_sweep_hook       NULL
136 #endif
137 #ifndef bfd_elfNN_bfd_gc_sections
138 #define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
139 #endif
140
141 #ifndef bfd_elfNN_bfd_merge_sections
142 #define bfd_elfNN_bfd_merge_sections \
143   _bfd_elf_merge_sections
144 #endif
145
146 #ifndef bfd_elfNN_bfd_is_group_section
147 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
148 #endif
149
150 #ifndef bfd_elfNN_bfd_discard_group
151 #define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
152 #endif
153
154 #ifndef bfd_elfNN_section_already_linked
155 #define bfd_elfNN_section_already_linked \
156   _bfd_elf_section_already_linked
157 #endif
158
159 #ifndef bfd_elfNN_bfd_make_debug_symbol
160 #define bfd_elfNN_bfd_make_debug_symbol \
161   ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
162 #endif
163
164 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
165 #define bfd_elfNN_bfd_copy_private_symbol_data \
166   _bfd_elf_copy_private_symbol_data
167 #endif
168
169 #ifndef bfd_elfNN_bfd_copy_private_section_data
170 #define bfd_elfNN_bfd_copy_private_section_data \
171   _bfd_elf_copy_private_section_data
172 #endif
173 #ifndef bfd_elfNN_bfd_copy_private_header_data
174 #define bfd_elfNN_bfd_copy_private_header_data \
175   _bfd_elf_copy_private_header_data
176 #endif
177 #ifndef bfd_elfNN_bfd_copy_private_bfd_data
178 #define bfd_elfNN_bfd_copy_private_bfd_data \
179   _bfd_elf_copy_private_bfd_data
180 #endif
181 #ifndef bfd_elfNN_bfd_print_private_bfd_data
182 #define bfd_elfNN_bfd_print_private_bfd_data \
183   _bfd_elf_print_private_bfd_data
184 #endif
185 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
186 #define bfd_elfNN_bfd_merge_private_bfd_data \
187   ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
188 #endif
189 #ifndef bfd_elfNN_bfd_set_private_flags
190 #define bfd_elfNN_bfd_set_private_flags \
191   ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
192 #endif
193 #ifndef bfd_elfNN_bfd_is_local_label_name
194 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
195 #endif
196 #ifndef bfd_elfNN_bfd_is_target_special_symbol
197 #define bfd_elfNN_bfd_is_target_special_symbol \
198   ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
199 #endif
200
201 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
202 #define bfd_elfNN_get_dynamic_reloc_upper_bound \
203   _bfd_elf_get_dynamic_reloc_upper_bound
204 #endif
205 #ifndef bfd_elfNN_canonicalize_dynamic_reloc
206 #define bfd_elfNN_canonicalize_dynamic_reloc \
207   _bfd_elf_canonicalize_dynamic_reloc
208 #endif
209
210 #ifndef bfd_elfNN_bfd_link_hash_table_free
211 #define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
212 #endif
213
214 #ifdef elf_backend_relocate_section
215 #ifndef bfd_elfNN_bfd_link_hash_table_create
216 #define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
217 #endif
218 #ifndef bfd_elfNN_bfd_link_add_symbols
219 #define bfd_elfNN_bfd_link_add_symbols  bfd_elf_link_add_symbols
220 #endif
221 #ifndef bfd_elfNN_bfd_final_link
222 #define bfd_elfNN_bfd_final_link        bfd_elf_final_link
223 #endif
224 #else /* ! defined (elf_backend_relocate_section) */
225 /* If no backend relocate_section routine, use the generic linker.
226    Note - this will prevent the port from being able to use some of
227    the other features of the ELF linker, because the generic hash structure
228    does not have the fields needed by the ELF linker.  In particular it
229    means that linking directly to S-records will not work.  */
230 #ifndef bfd_elfNN_bfd_link_hash_table_create
231 #define bfd_elfNN_bfd_link_hash_table_create \
232   _bfd_generic_link_hash_table_create
233 #endif
234 #ifndef bfd_elfNN_bfd_link_add_symbols
235 #define bfd_elfNN_bfd_link_add_symbols  _bfd_generic_link_add_symbols
236 #endif
237 #ifndef bfd_elfNN_bfd_final_link
238 #define bfd_elfNN_bfd_final_link        _bfd_generic_final_link
239 #endif
240 #endif /* ! defined (elf_backend_relocate_section) */
241
242 #ifndef bfd_elfNN_bfd_link_just_syms
243 #define bfd_elfNN_bfd_link_just_syms    _bfd_elf_link_just_syms
244 #endif
245
246 #ifndef bfd_elfNN_bfd_link_split_section
247 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
248 #endif
249
250 #ifndef bfd_elfNN_archive_p
251 #define bfd_elfNN_archive_p bfd_generic_archive_p
252 #endif
253
254 #ifndef bfd_elfNN_write_archive_contents
255 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
256 #endif
257
258 #ifndef bfd_elfNN_mkobject
259 #define bfd_elfNN_mkobject bfd_elf_mkobject
260 #endif
261
262 #ifndef bfd_elfNN_mkcorefile
263 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
264 #endif
265
266 #ifndef bfd_elfNN_mkarchive
267 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
268 #endif
269
270 #ifndef bfd_elfNN_print_symbol
271 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
272 #endif
273
274 #ifndef elf_symbol_leading_char
275 #define elf_symbol_leading_char 0
276 #endif
277
278 #ifndef elf_info_to_howto
279 #define elf_info_to_howto 0
280 #endif
281
282 #ifndef elf_info_to_howto_rel
283 #define elf_info_to_howto_rel 0
284 #endif
285
286 #ifndef ELF_MAXPAGESIZE
287   #error ELF_MAXPAGESIZE is not defined
288 #define ELF_MAXPAGESIZE 1
289 #endif
290
291 #ifndef ELF_MINPAGESIZE
292 #define ELF_MINPAGESIZE ELF_MAXPAGESIZE
293 #endif
294
295 #ifndef ELF_DYNAMIC_SEC_FLAGS
296 /* Note that we set the SEC_IN_MEMORY flag for these sections.  */
297 #define ELF_DYNAMIC_SEC_FLAGS                   \
298   (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS      \
299    | SEC_IN_MEMORY | SEC_LINKER_CREATED)
300 #endif
301
302 #ifndef elf_backend_collect
303 #define elf_backend_collect FALSE
304 #endif
305 #ifndef elf_backend_type_change_ok
306 #define elf_backend_type_change_ok FALSE
307 #endif
308
309 #ifndef elf_backend_sym_is_global
310 #define elf_backend_sym_is_global       0
311 #endif
312 #ifndef elf_backend_object_p
313 #define elf_backend_object_p            0
314 #endif
315 #ifndef elf_backend_symbol_processing
316 #define elf_backend_symbol_processing   0
317 #endif
318 #ifndef elf_backend_symbol_table_processing
319 #define elf_backend_symbol_table_processing     0
320 #endif
321 #ifndef elf_backend_get_symbol_type
322 #define elf_backend_get_symbol_type 0
323 #endif
324 #ifndef elf_backend_archive_symbol_lookup
325 #define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
326 #endif
327 #ifndef elf_backend_name_local_section_symbols
328 #define elf_backend_name_local_section_symbols  0
329 #endif
330 #ifndef elf_backend_section_processing
331 #define elf_backend_section_processing  0
332 #endif
333 #ifndef elf_backend_section_from_shdr
334 #define elf_backend_section_from_shdr   _bfd_elf_make_section_from_shdr
335 #endif
336 #ifndef elf_backend_section_flags
337 #define elf_backend_section_flags       0
338 #endif
339 #ifndef elf_backend_get_sec_type_attr
340 #define elf_backend_get_sec_type_attr   _bfd_elf_get_sec_type_attr
341 #endif
342 #ifndef elf_backend_section_from_phdr
343 #define elf_backend_section_from_phdr   _bfd_elf_make_section_from_phdr
344 #endif
345 #ifndef elf_backend_fake_sections
346 #define elf_backend_fake_sections       0
347 #endif
348 #ifndef elf_backend_section_from_bfd_section
349 #define elf_backend_section_from_bfd_section    0
350 #endif
351 #ifndef elf_backend_add_symbol_hook
352 #define elf_backend_add_symbol_hook     0
353 #endif
354 #ifndef elf_backend_link_output_symbol_hook
355 #define elf_backend_link_output_symbol_hook 0
356 #endif
357 #ifndef elf_backend_create_dynamic_sections
358 #define elf_backend_create_dynamic_sections 0
359 #endif
360 #ifndef elf_backend_omit_section_dynsym
361 #define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
362 #endif
363 #ifndef elf_backend_check_relocs
364 #define elf_backend_check_relocs        0
365 #endif
366 #ifndef elf_backend_check_directives
367 #define elf_backend_check_directives    0
368 #endif
369 #ifndef elf_backend_adjust_dynamic_symbol
370 #define elf_backend_adjust_dynamic_symbol 0
371 #endif
372 #ifndef elf_backend_always_size_sections
373 #define elf_backend_always_size_sections 0
374 #endif
375 #ifndef elf_backend_size_dynamic_sections
376 #define elf_backend_size_dynamic_sections 0
377 #endif
378 #ifndef elf_backend_relocate_section
379 #define elf_backend_relocate_section    0
380 #endif
381 #ifndef elf_backend_finish_dynamic_symbol
382 #define elf_backend_finish_dynamic_symbol       0
383 #endif
384 #ifndef elf_backend_finish_dynamic_sections
385 #define elf_backend_finish_dynamic_sections     0
386 #endif
387 #ifndef elf_backend_begin_write_processing
388 #define elf_backend_begin_write_processing      0
389 #endif
390 #ifndef elf_backend_final_write_processing
391 #define elf_backend_final_write_processing      0
392 #endif
393 #ifndef elf_backend_additional_program_headers
394 #define elf_backend_additional_program_headers  0
395 #endif
396 #ifndef elf_backend_modify_segment_map
397 #define elf_backend_modify_segment_map  0
398 #endif
399 #ifndef elf_backend_ecoff_debug_swap
400 #define elf_backend_ecoff_debug_swap    0
401 #endif
402 #ifndef elf_backend_bfd_from_remote_memory
403 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
404 #endif
405 #ifndef elf_backend_got_header_size
406 #define elf_backend_got_header_size     0
407 #endif
408 #ifndef elf_backend_post_process_headers
409 #define elf_backend_post_process_headers        NULL
410 #endif
411 #ifndef elf_backend_print_symbol_all
412 #define elf_backend_print_symbol_all            NULL
413 #endif
414 #ifndef elf_backend_output_arch_syms
415 #define elf_backend_output_arch_syms            NULL
416 #endif
417 #ifndef elf_backend_copy_indirect_symbol
418 #define elf_backend_copy_indirect_symbol  _bfd_elf_link_hash_copy_indirect
419 #endif
420 #ifndef elf_backend_hide_symbol
421 #define elf_backend_hide_symbol         _bfd_elf_link_hash_hide_symbol
422 #endif
423 #ifndef elf_backend_fixup_symbol
424 #define elf_backend_fixup_symbol                NULL    
425 #endif
426 #ifndef elf_backend_merge_symbol_attribute
427 #define elf_backend_merge_symbol_attribute      NULL
428 #endif
429 #ifndef elf_backend_ignore_undef_symbol
430 #define elf_backend_ignore_undef_symbol         NULL
431 #endif
432 #ifndef elf_backend_emit_relocs
433 #define elf_backend_emit_relocs                 _bfd_elf_link_output_relocs
434 #endif
435 #ifndef elf_backend_count_relocs
436 #define elf_backend_count_relocs                NULL
437 #endif
438 #ifndef elf_backend_grok_prstatus
439 #define elf_backend_grok_prstatus               NULL
440 #endif
441 #ifndef elf_backend_grok_psinfo
442 #define elf_backend_grok_psinfo                 NULL
443 #endif
444 #ifndef elf_backend_sprintf_vma
445 #define elf_backend_sprintf_vma                 _bfd_elf_sprintf_vma
446 #endif
447 #ifndef elf_backend_fprintf_vma
448 #define elf_backend_fprintf_vma                 _bfd_elf_fprintf_vma
449 #endif
450 #ifndef elf_backend_reloc_type_class
451 #define elf_backend_reloc_type_class            _bfd_elf_reloc_type_class
452 #endif
453 #ifndef elf_backend_discard_info
454 #define elf_backend_discard_info                NULL
455 #endif
456 #ifndef elf_backend_ignore_discarded_relocs
457 #define elf_backend_ignore_discarded_relocs     NULL
458 #endif
459 #ifndef elf_backend_action_discarded
460 #define elf_backend_action_discarded _bfd_elf_default_action_discarded
461 #endif
462 #ifndef elf_backend_eh_frame_address_size
463 #define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
464 #endif
465 #ifndef elf_backend_can_make_relative_eh_frame
466 #define elf_backend_can_make_relative_eh_frame  _bfd_elf_can_make_relative
467 #endif
468 #ifndef elf_backend_can_make_lsda_relative_eh_frame
469 #define elf_backend_can_make_lsda_relative_eh_frame     _bfd_elf_can_make_relative
470 #endif
471 #ifndef elf_backend_encode_eh_address
472 #define elf_backend_encode_eh_address           _bfd_elf_encode_eh_address
473 #endif
474 #ifndef elf_backend_write_section
475 #define elf_backend_write_section               NULL
476 #endif
477 #ifndef elf_backend_mips_irix_compat
478 #define elf_backend_mips_irix_compat            NULL
479 #endif
480 #ifndef elf_backend_mips_rtype_to_howto
481 #define elf_backend_mips_rtype_to_howto         NULL
482 #endif
483
484 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
485    sections, but not both.  They defined USE_REL to indicate SHT_REL
486    sections, and left it undefined to indicated SHT_RELA sections.
487    For backwards compatibility, we still support this usage.  */
488 #ifndef USE_REL
489 #define USE_REL 0
490 #endif
491
492 /* Use these in new code.  */
493 #ifndef elf_backend_may_use_rel_p
494 #define elf_backend_may_use_rel_p USE_REL
495 #endif
496 #ifndef elf_backend_may_use_rela_p
497 #define elf_backend_may_use_rela_p !USE_REL
498 #endif
499 #ifndef elf_backend_default_use_rela_p
500 #define elf_backend_default_use_rela_p !USE_REL
501 #endif
502
503 #ifndef elf_backend_rela_normal
504 #define elf_backend_rela_normal 0
505 #endif
506
507 #ifndef elf_backend_plt_sym_val
508 #define elf_backend_plt_sym_val NULL
509 #endif
510 #ifndef elf_backend_relplt_name
511 #define elf_backend_relplt_name NULL
512 #endif
513
514 #ifndef ELF_MACHINE_ALT1
515 #define ELF_MACHINE_ALT1 0
516 #endif
517
518 #ifndef ELF_MACHINE_ALT2
519 #define ELF_MACHINE_ALT2 0
520 #endif
521
522 #ifndef elf_backend_size_info
523 #define elf_backend_size_info _bfd_elfNN_size_info
524 #endif
525
526 #ifndef elf_backend_special_sections
527 #define elf_backend_special_sections NULL
528 #endif
529
530 #ifndef elf_backend_sign_extend_vma
531 #define elf_backend_sign_extend_vma 0
532 #endif
533
534 #ifndef elf_backend_link_order_error_handler
535 #define elf_backend_link_order_error_handler _bfd_default_error_handler
536 #endif
537
538 #ifndef elf_backend_common_definition
539 #define elf_backend_common_definition _bfd_elf_common_definition
540 #endif
541
542 #ifndef elf_backend_common_section_index
543 #define elf_backend_common_section_index _bfd_elf_common_section_index
544 #endif
545
546 #ifndef elf_backend_common_section
547 #define elf_backend_common_section _bfd_elf_common_section
548 #endif
549
550 #ifndef elf_backend_merge_symbol
551 #define elf_backend_merge_symbol NULL
552 #endif
553
554 extern const struct elf_size_info _bfd_elfNN_size_info;
555
556 #ifndef INCLUDED_TARGET_FILE
557 static const struct elf_backend_data elfNN_bed =
558 {
559   ELF_ARCH,                     /* arch */
560   ELF_MACHINE_CODE,             /* elf_machine_code */
561   ELF_MAXPAGESIZE,              /* maxpagesize */
562   ELF_MINPAGESIZE,              /* minpagesize */
563   ELF_DYNAMIC_SEC_FLAGS,        /* dynamic_sec_flags */
564   elf_info_to_howto,
565   elf_info_to_howto_rel,
566   elf_backend_sym_is_global,
567   elf_backend_object_p,
568   elf_backend_symbol_processing,
569   elf_backend_symbol_table_processing,
570   elf_backend_get_symbol_type,
571   elf_backend_archive_symbol_lookup,
572   elf_backend_name_local_section_symbols,
573   elf_backend_section_processing,
574   elf_backend_section_from_shdr,
575   elf_backend_section_flags,
576   elf_backend_get_sec_type_attr,
577   elf_backend_section_from_phdr,
578   elf_backend_fake_sections,
579   elf_backend_section_from_bfd_section,
580   elf_backend_add_symbol_hook,
581   elf_backend_link_output_symbol_hook,
582   elf_backend_create_dynamic_sections,
583   elf_backend_omit_section_dynsym,
584   elf_backend_check_relocs,
585   elf_backend_check_directives,
586   elf_backend_adjust_dynamic_symbol,
587   elf_backend_always_size_sections,
588   elf_backend_size_dynamic_sections,
589   elf_backend_relocate_section,
590   elf_backend_finish_dynamic_symbol,
591   elf_backend_finish_dynamic_sections,
592   elf_backend_begin_write_processing,
593   elf_backend_final_write_processing,
594   elf_backend_additional_program_headers,
595   elf_backend_modify_segment_map,
596   elf_backend_gc_mark_dynamic_ref,
597   elf_backend_gc_mark_hook,
598   elf_backend_gc_sweep_hook,
599   elf_backend_post_process_headers,
600   elf_backend_print_symbol_all,
601   elf_backend_output_arch_syms,
602   elf_backend_copy_indirect_symbol,
603   elf_backend_hide_symbol,
604   elf_backend_fixup_symbol,
605   elf_backend_merge_symbol_attribute,
606   elf_backend_ignore_undef_symbol,
607   elf_backend_emit_relocs,
608   elf_backend_count_relocs,
609   elf_backend_grok_prstatus,
610   elf_backend_grok_psinfo,
611   elf_backend_sprintf_vma,
612   elf_backend_fprintf_vma,
613   elf_backend_reloc_type_class,
614   elf_backend_discard_info,
615   elf_backend_ignore_discarded_relocs,
616   elf_backend_action_discarded,
617   elf_backend_eh_frame_address_size,
618   elf_backend_can_make_relative_eh_frame,
619   elf_backend_can_make_lsda_relative_eh_frame,
620   elf_backend_encode_eh_address,
621   elf_backend_write_section,
622   elf_backend_mips_irix_compat,
623   elf_backend_mips_rtype_to_howto,
624   elf_backend_ecoff_debug_swap,
625   elf_backend_bfd_from_remote_memory,
626   elf_backend_plt_sym_val,
627   elf_backend_common_definition,
628   elf_backend_common_section_index,
629   elf_backend_common_section,
630   elf_backend_merge_symbol,
631   elf_backend_link_order_error_handler,
632   elf_backend_relplt_name,
633   ELF_MACHINE_ALT1,
634   ELF_MACHINE_ALT2,
635   &elf_backend_size_info,
636   elf_backend_special_sections,
637   elf_backend_got_header_size,
638   elf_backend_collect,
639   elf_backend_type_change_ok,
640   elf_backend_may_use_rel_p,
641   elf_backend_may_use_rela_p,
642   elf_backend_default_use_rela_p,
643   elf_backend_rela_normal,
644   elf_backend_sign_extend_vma,
645   elf_backend_want_got_plt,
646   elf_backend_plt_readonly,
647   elf_backend_want_plt_sym,
648   elf_backend_plt_not_loaded,
649   elf_backend_plt_alignment,
650   elf_backend_can_gc_sections,
651   elf_backend_can_refcount,
652   elf_backend_want_got_sym,
653   elf_backend_want_dynbss,
654   elf_backend_want_p_paddr_set_to_zero
655 };
656 #endif
657
658 /* Forward declaration for use when initialising alternative_target field.  */
659 #ifdef TARGET_LITTLE_SYM
660 extern const bfd_target TARGET_LITTLE_SYM;
661 #endif
662
663 #ifdef TARGET_BIG_SYM
664 const bfd_target TARGET_BIG_SYM =
665 {
666   /* name: identify kind of target */
667   TARGET_BIG_NAME,
668
669   /* flavour: general indication about file */
670   bfd_target_elf_flavour,
671
672   /* byteorder: data is big endian */
673   BFD_ENDIAN_BIG,
674
675   /* header_byteorder: header is also big endian */
676   BFD_ENDIAN_BIG,
677
678   /* object_flags: mask of all file flags */
679   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
680    | DYNAMIC | WP_TEXT | D_PAGED),
681
682   /* section_flags: mask of all section flags */
683   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
684    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
685    | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
686
687    /* leading_symbol_char: is the first char of a user symbol
688       predictable, and if so what is it */
689   elf_symbol_leading_char,
690
691   /* ar_pad_char: pad character for filenames within an archive header
692      FIXME:  this really has nothing to do with ELF, this is a characteristic
693      of the archiver and/or os and should be independently tunable */
694   '/',
695
696   /* ar_max_namelen: maximum number of characters in an archive header
697      FIXME:  this really has nothing to do with ELF, this is a characteristic
698      of the archiver and should be independently tunable.  The System V ABI,
699      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
700   15,
701
702   /* Routines to byte-swap various sized integers from the data sections */
703   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
704     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
705     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
706
707   /* Routines to byte-swap various sized integers from the file headers */
708   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
709     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
710     bfd_getb16, bfd_getb_signed_16, bfd_putb16,
711
712   /* bfd_check_format: check the format of a file being read */
713   { _bfd_dummy_target,          /* unknown format */
714     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
715     bfd_elfNN_archive_p,        /* an archive */
716     bfd_elfNN_core_file_p       /* a core file */
717   },
718
719   /* bfd_set_format: set the format of a file being written */
720   { bfd_false,
721     bfd_elfNN_mkobject,
722     bfd_elfNN_mkarchive,
723     bfd_elfNN_mkcorefile
724   },
725
726   /* bfd_write_contents: write cached information into a file being written */
727   { bfd_false,
728     bfd_elfNN_write_object_contents,
729     bfd_elfNN_write_archive_contents,
730     bfd_elfNN_write_corefile_contents,
731   },
732
733   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
734   BFD_JUMP_TABLE_COPY (bfd_elfNN),
735   BFD_JUMP_TABLE_CORE (bfd_elfNN),
736 #ifdef bfd_elfNN_archive_functions
737   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
738 #else
739   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
740 #endif
741   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
742   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
743   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
744   BFD_JUMP_TABLE_LINK (bfd_elfNN),
745   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
746
747   /* Alternative endian target.  */
748 #ifdef TARGET_LITTLE_SYM
749   & TARGET_LITTLE_SYM,
750 #else
751   NULL,
752 #endif
753
754   /* backend_data: */
755   &elfNN_bed
756 };
757 #endif
758
759 #ifdef TARGET_LITTLE_SYM
760 const bfd_target TARGET_LITTLE_SYM =
761 {
762   /* name: identify kind of target */
763   TARGET_LITTLE_NAME,
764
765   /* flavour: general indication about file */
766   bfd_target_elf_flavour,
767
768   /* byteorder: data is little endian */
769   BFD_ENDIAN_LITTLE,
770
771   /* header_byteorder: header is also little endian */
772   BFD_ENDIAN_LITTLE,
773
774   /* object_flags: mask of all file flags */
775   (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
776    | DYNAMIC | WP_TEXT | D_PAGED),
777
778   /* section_flags: mask of all section flags */
779   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
780    | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
781    | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
782
783    /* leading_symbol_char: is the first char of a user symbol
784       predictable, and if so what is it */
785   elf_symbol_leading_char,
786
787   /* ar_pad_char: pad character for filenames within an archive header
788      FIXME:  this really has nothing to do with ELF, this is a characteristic
789      of the archiver and/or os and should be independently tunable */
790   '/',
791
792   /* ar_max_namelen: maximum number of characters in an archive header
793      FIXME:  this really has nothing to do with ELF, this is a characteristic
794      of the archiver and should be independently tunable.  The System V ABI,
795      Chapter 7 (Formats & Protocols), Archive section sets this as 15.  */
796   15,
797
798   /* Routines to byte-swap various sized integers from the data sections */
799   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
800     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
801     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
802
803   /* Routines to byte-swap various sized integers from the file headers */
804   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
805     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
806     bfd_getl16, bfd_getl_signed_16, bfd_putl16,
807
808   /* bfd_check_format: check the format of a file being read */
809   { _bfd_dummy_target,          /* unknown format */
810     bfd_elfNN_object_p,         /* assembler/linker output (object file) */
811     bfd_elfNN_archive_p,        /* an archive */
812     bfd_elfNN_core_file_p       /* a core file */
813   },
814
815   /* bfd_set_format: set the format of a file being written */
816   { bfd_false,
817     bfd_elfNN_mkobject,
818     bfd_elfNN_mkarchive,
819     bfd_elfNN_mkcorefile
820   },
821
822   /* bfd_write_contents: write cached information into a file being written */
823   { bfd_false,
824     bfd_elfNN_write_object_contents,
825     bfd_elfNN_write_archive_contents,
826     bfd_elfNN_write_corefile_contents,
827   },
828
829   BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
830   BFD_JUMP_TABLE_COPY (bfd_elfNN),
831   BFD_JUMP_TABLE_CORE (bfd_elfNN),
832 #ifdef bfd_elfNN_archive_functions
833   BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
834 #else
835   BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
836 #endif
837   BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
838   BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
839   BFD_JUMP_TABLE_WRITE (bfd_elfNN),
840   BFD_JUMP_TABLE_LINK (bfd_elfNN),
841   BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
842
843   /* Alternative endian target.  */
844 #ifdef TARGET_BIG_SYM
845   & TARGET_BIG_SYM,
846 #else
847   NULL,
848 #endif
849
850   /* backend_data: */
851   &elfNN_bed
852 };
853 #endif