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[binutils.git] / bfd / elfxx-target.h
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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.
5 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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. */
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.
26 There are two such structures here: one for big-endian machines and
27 one for little-endian machines. */
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
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
77 #define bfd_elfNN_get_section_contents_in_window \
78 _bfd_generic_get_section_contents_in_window
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
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)
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
115 #ifndef bfd_elfNN_bfd_relax_section
116 #define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
117 #endif
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
141 #ifndef bfd_elfNN_bfd_merge_sections
142 #define bfd_elfNN_bfd_merge_sections \
143 _bfd_elf_merge_sections
144 #endif
146 #ifndef bfd_elfNN_bfd_is_group_section
147 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
148 #endif
150 #ifndef bfd_elfNN_bfd_discard_group
151 #define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
152 #endif
154 #ifndef bfd_elfNN_section_already_linked
155 #define bfd_elfNN_section_already_linked \
156 _bfd_elf_section_already_linked
157 #endif
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
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
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
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
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
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) */
242 #ifndef bfd_elfNN_bfd_link_just_syms
243 #define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
244 #endif
246 #ifndef bfd_elfNN_bfd_link_split_section
247 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
248 #endif
250 #ifndef bfd_elfNN_archive_p
251 #define bfd_elfNN_archive_p bfd_generic_archive_p
252 #endif
254 #ifndef bfd_elfNN_write_archive_contents
255 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
256 #endif
258 #ifndef bfd_elfNN_mkobject
259 #define bfd_elfNN_mkobject bfd_elf_mkobject
260 #endif
262 #ifndef bfd_elfNN_mkcorefile
263 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
264 #endif
266 #ifndef bfd_elfNN_mkarchive
267 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
268 #endif
270 #ifndef bfd_elfNN_print_symbol
271 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
272 #endif
274 #ifndef elf_symbol_leading_char
275 #define elf_symbol_leading_char 0
276 #endif
278 #ifndef elf_info_to_howto
279 #define elf_info_to_howto 0
280 #endif
282 #ifndef elf_info_to_howto_rel
283 #define elf_info_to_howto_rel 0
284 #endif
286 #ifndef ELF_MAXPAGESIZE
287 #error ELF_MAXPAGESIZE is not defined
288 #define ELF_MAXPAGESIZE 1
289 #endif
291 #ifndef ELF_MINPAGESIZE
292 #define ELF_MINPAGESIZE ELF_MAXPAGESIZE
293 #endif
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
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
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_merge_symbol_attribute
424 #define elf_backend_merge_symbol_attribute NULL
425 #endif
426 #ifndef elf_backend_ignore_undef_symbol
427 #define elf_backend_ignore_undef_symbol NULL
428 #endif
429 #ifndef elf_backend_emit_relocs
430 #define elf_backend_emit_relocs _bfd_elf_link_output_relocs
431 #endif
432 #ifndef elf_backend_count_relocs
433 #define elf_backend_count_relocs NULL
434 #endif
435 #ifndef elf_backend_grok_prstatus
436 #define elf_backend_grok_prstatus NULL
437 #endif
438 #ifndef elf_backend_grok_psinfo
439 #define elf_backend_grok_psinfo NULL
440 #endif
441 #ifndef elf_backend_sprintf_vma
442 #define elf_backend_sprintf_vma _bfd_elf_sprintf_vma
443 #endif
444 #ifndef elf_backend_fprintf_vma
445 #define elf_backend_fprintf_vma _bfd_elf_fprintf_vma
446 #endif
447 #ifndef elf_backend_reloc_type_class
448 #define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
449 #endif
450 #ifndef elf_backend_discard_info
451 #define elf_backend_discard_info NULL
452 #endif
453 #ifndef elf_backend_ignore_discarded_relocs
454 #define elf_backend_ignore_discarded_relocs NULL
455 #endif
456 #ifndef elf_backend_action_discarded
457 #define elf_backend_action_discarded _bfd_elf_default_action_discarded
458 #endif
459 #ifndef elf_backend_eh_frame_address_size
460 #define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
461 #endif
462 #ifndef elf_backend_can_make_relative_eh_frame
463 #define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
464 #endif
465 #ifndef elf_backend_can_make_lsda_relative_eh_frame
466 #define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
467 #endif
468 #ifndef elf_backend_encode_eh_address
469 #define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
470 #endif
471 #ifndef elf_backend_write_section
472 #define elf_backend_write_section NULL
473 #endif
474 #ifndef elf_backend_mips_irix_compat
475 #define elf_backend_mips_irix_compat NULL
476 #endif
477 #ifndef elf_backend_mips_rtype_to_howto
478 #define elf_backend_mips_rtype_to_howto NULL
479 #endif
481 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
482 sections, but not both. They defined USE_REL to indicate SHT_REL
483 sections, and left it undefined to indicated SHT_RELA sections.
484 For backwards compatibility, we still support this usage. */
485 #ifndef USE_REL
486 #define USE_REL 0
487 #endif
489 /* Use these in new code. */
490 #ifndef elf_backend_may_use_rel_p
491 #define elf_backend_may_use_rel_p USE_REL
492 #endif
493 #ifndef elf_backend_may_use_rela_p
494 #define elf_backend_may_use_rela_p !USE_REL
495 #endif
496 #ifndef elf_backend_default_use_rela_p
497 #define elf_backend_default_use_rela_p !USE_REL
498 #endif
500 #ifndef elf_backend_rela_normal
501 #define elf_backend_rela_normal 0
502 #endif
504 #ifndef elf_backend_plt_sym_val
505 #define elf_backend_plt_sym_val NULL
506 #endif
507 #ifndef elf_backend_relplt_name
508 #define elf_backend_relplt_name NULL
509 #endif
511 #ifndef ELF_MACHINE_ALT1
512 #define ELF_MACHINE_ALT1 0
513 #endif
515 #ifndef ELF_MACHINE_ALT2
516 #define ELF_MACHINE_ALT2 0
517 #endif
519 #ifndef elf_backend_size_info
520 #define elf_backend_size_info _bfd_elfNN_size_info
521 #endif
523 #ifndef elf_backend_special_sections
524 #define elf_backend_special_sections NULL
525 #endif
527 #ifndef elf_backend_sign_extend_vma
528 #define elf_backend_sign_extend_vma 0
529 #endif
531 #ifndef elf_backend_link_order_error_handler
532 #define elf_backend_link_order_error_handler _bfd_default_error_handler
533 #endif
535 #ifndef elf_backend_common_definition
536 #define elf_backend_common_definition _bfd_elf_common_definition
537 #endif
539 #ifndef elf_backend_common_section_index
540 #define elf_backend_common_section_index _bfd_elf_common_section_index
541 #endif
543 #ifndef elf_backend_common_section
544 #define elf_backend_common_section _bfd_elf_common_section
545 #endif
547 #ifndef elf_backend_merge_symbol
548 #define elf_backend_merge_symbol NULL
549 #endif
551 extern const struct elf_size_info _bfd_elfNN_size_info;
553 #ifndef INCLUDED_TARGET_FILE
554 static const struct elf_backend_data elfNN_bed =
556 ELF_ARCH, /* arch */
557 ELF_MACHINE_CODE, /* elf_machine_code */
558 ELF_MAXPAGESIZE, /* maxpagesize */
559 ELF_MINPAGESIZE, /* minpagesize */
560 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
561 elf_info_to_howto,
562 elf_info_to_howto_rel,
563 elf_backend_sym_is_global,
564 elf_backend_object_p,
565 elf_backend_symbol_processing,
566 elf_backend_symbol_table_processing,
567 elf_backend_get_symbol_type,
568 elf_backend_archive_symbol_lookup,
569 elf_backend_name_local_section_symbols,
570 elf_backend_section_processing,
571 elf_backend_section_from_shdr,
572 elf_backend_section_flags,
573 elf_backend_get_sec_type_attr,
574 elf_backend_section_from_phdr,
575 elf_backend_fake_sections,
576 elf_backend_section_from_bfd_section,
577 elf_backend_add_symbol_hook,
578 elf_backend_link_output_symbol_hook,
579 elf_backend_create_dynamic_sections,
580 elf_backend_omit_section_dynsym,
581 elf_backend_check_relocs,
582 elf_backend_check_directives,
583 elf_backend_adjust_dynamic_symbol,
584 elf_backend_always_size_sections,
585 elf_backend_size_dynamic_sections,
586 elf_backend_relocate_section,
587 elf_backend_finish_dynamic_symbol,
588 elf_backend_finish_dynamic_sections,
589 elf_backend_begin_write_processing,
590 elf_backend_final_write_processing,
591 elf_backend_additional_program_headers,
592 elf_backend_modify_segment_map,
593 elf_backend_gc_mark_dynamic_ref,
594 elf_backend_gc_mark_hook,
595 elf_backend_gc_sweep_hook,
596 elf_backend_post_process_headers,
597 elf_backend_print_symbol_all,
598 elf_backend_output_arch_syms,
599 elf_backend_copy_indirect_symbol,
600 elf_backend_hide_symbol,
601 elf_backend_merge_symbol_attribute,
602 elf_backend_ignore_undef_symbol,
603 elf_backend_emit_relocs,
604 elf_backend_count_relocs,
605 elf_backend_grok_prstatus,
606 elf_backend_grok_psinfo,
607 elf_backend_sprintf_vma,
608 elf_backend_fprintf_vma,
609 elf_backend_reloc_type_class,
610 elf_backend_discard_info,
611 elf_backend_ignore_discarded_relocs,
612 elf_backend_action_discarded,
613 elf_backend_eh_frame_address_size,
614 elf_backend_can_make_relative_eh_frame,
615 elf_backend_can_make_lsda_relative_eh_frame,
616 elf_backend_encode_eh_address,
617 elf_backend_write_section,
618 elf_backend_mips_irix_compat,
619 elf_backend_mips_rtype_to_howto,
620 elf_backend_ecoff_debug_swap,
621 elf_backend_bfd_from_remote_memory,
622 elf_backend_plt_sym_val,
623 elf_backend_common_definition,
624 elf_backend_common_section_index,
625 elf_backend_common_section,
626 elf_backend_merge_symbol,
627 elf_backend_link_order_error_handler,
628 elf_backend_relplt_name,
629 ELF_MACHINE_ALT1,
630 ELF_MACHINE_ALT2,
631 &elf_backend_size_info,
632 elf_backend_special_sections,
633 elf_backend_got_header_size,
634 elf_backend_collect,
635 elf_backend_type_change_ok,
636 elf_backend_may_use_rel_p,
637 elf_backend_may_use_rela_p,
638 elf_backend_default_use_rela_p,
639 elf_backend_rela_normal,
640 elf_backend_sign_extend_vma,
641 elf_backend_want_got_plt,
642 elf_backend_plt_readonly,
643 elf_backend_want_plt_sym,
644 elf_backend_plt_not_loaded,
645 elf_backend_plt_alignment,
646 elf_backend_can_gc_sections,
647 elf_backend_can_refcount,
648 elf_backend_want_got_sym,
649 elf_backend_want_dynbss,
650 elf_backend_want_p_paddr_set_to_zero
652 #endif
654 /* Forward declaration for use when initialising alternative_target field. */
655 #ifdef TARGET_LITTLE_SYM
656 extern const bfd_target TARGET_LITTLE_SYM;
657 #endif
659 #ifdef TARGET_BIG_SYM
660 const bfd_target TARGET_BIG_SYM =
662 /* name: identify kind of target */
663 TARGET_BIG_NAME,
665 /* flavour: general indication about file */
666 bfd_target_elf_flavour,
668 /* byteorder: data is big endian */
669 BFD_ENDIAN_BIG,
671 /* header_byteorder: header is also big endian */
672 BFD_ENDIAN_BIG,
674 /* object_flags: mask of all file flags */
675 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
676 | DYNAMIC | WP_TEXT | D_PAGED),
678 /* section_flags: mask of all section flags */
679 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
680 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
681 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
683 /* leading_symbol_char: is the first char of a user symbol
684 predictable, and if so what is it */
685 elf_symbol_leading_char,
687 /* ar_pad_char: pad character for filenames within an archive header
688 FIXME: this really has nothing to do with ELF, this is a characteristic
689 of the archiver and/or os and should be independently tunable */
690 '/',
692 /* ar_max_namelen: maximum number of characters in an archive header
693 FIXME: this really has nothing to do with ELF, this is a characteristic
694 of the archiver and should be independently tunable. The System V ABI,
695 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
698 /* Routines to byte-swap various sized integers from the data sections */
699 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
700 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
701 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
703 /* Routines to byte-swap various sized integers from the file headers */
704 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
705 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
706 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
708 /* bfd_check_format: check the format of a file being read */
709 { _bfd_dummy_target, /* unknown format */
710 bfd_elfNN_object_p, /* assembler/linker output (object file) */
711 bfd_elfNN_archive_p, /* an archive */
712 bfd_elfNN_core_file_p /* a core file */
715 /* bfd_set_format: set the format of a file being written */
716 { bfd_false,
717 bfd_elfNN_mkobject,
718 bfd_elfNN_mkarchive,
719 bfd_elfNN_mkcorefile
722 /* bfd_write_contents: write cached information into a file being written */
723 { bfd_false,
724 bfd_elfNN_write_object_contents,
725 bfd_elfNN_write_archive_contents,
726 bfd_elfNN_write_corefile_contents,
729 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
730 BFD_JUMP_TABLE_COPY (bfd_elfNN),
731 BFD_JUMP_TABLE_CORE (bfd_elfNN),
732 #ifdef bfd_elfNN_archive_functions
733 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
734 #else
735 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
736 #endif
737 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
738 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
739 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
740 BFD_JUMP_TABLE_LINK (bfd_elfNN),
741 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
743 /* Alternative endian target. */
744 #ifdef TARGET_LITTLE_SYM
745 & TARGET_LITTLE_SYM,
746 #else
747 NULL,
748 #endif
750 /* backend_data: */
751 &elfNN_bed
753 #endif
755 #ifdef TARGET_LITTLE_SYM
756 const bfd_target TARGET_LITTLE_SYM =
758 /* name: identify kind of target */
759 TARGET_LITTLE_NAME,
761 /* flavour: general indication about file */
762 bfd_target_elf_flavour,
764 /* byteorder: data is little endian */
765 BFD_ENDIAN_LITTLE,
767 /* header_byteorder: header is also little endian */
768 BFD_ENDIAN_LITTLE,
770 /* object_flags: mask of all file flags */
771 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
772 | DYNAMIC | WP_TEXT | D_PAGED),
774 /* section_flags: mask of all section flags */
775 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
776 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
777 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
779 /* leading_symbol_char: is the first char of a user symbol
780 predictable, and if so what is it */
781 elf_symbol_leading_char,
783 /* ar_pad_char: pad character for filenames within an archive header
784 FIXME: this really has nothing to do with ELF, this is a characteristic
785 of the archiver and/or os and should be independently tunable */
786 '/',
788 /* ar_max_namelen: maximum number of characters in an archive header
789 FIXME: this really has nothing to do with ELF, this is a characteristic
790 of the archiver and should be independently tunable. The System V ABI,
791 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
794 /* Routines to byte-swap various sized integers from the data sections */
795 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
796 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
797 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
799 /* Routines to byte-swap various sized integers from the file headers */
800 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
801 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
802 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
804 /* bfd_check_format: check the format of a file being read */
805 { _bfd_dummy_target, /* unknown format */
806 bfd_elfNN_object_p, /* assembler/linker output (object file) */
807 bfd_elfNN_archive_p, /* an archive */
808 bfd_elfNN_core_file_p /* a core file */
811 /* bfd_set_format: set the format of a file being written */
812 { bfd_false,
813 bfd_elfNN_mkobject,
814 bfd_elfNN_mkarchive,
815 bfd_elfNN_mkcorefile
818 /* bfd_write_contents: write cached information into a file being written */
819 { bfd_false,
820 bfd_elfNN_write_object_contents,
821 bfd_elfNN_write_archive_contents,
822 bfd_elfNN_write_corefile_contents,
825 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
826 BFD_JUMP_TABLE_COPY (bfd_elfNN),
827 BFD_JUMP_TABLE_CORE (bfd_elfNN),
828 #ifdef bfd_elfNN_archive_functions
829 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
830 #else
831 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
832 #endif
833 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
834 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
835 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
836 BFD_JUMP_TABLE_LINK (bfd_elfNN),
837 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
839 /* Alternative endian target. */
840 #ifdef TARGET_BIG_SYM
841 & TARGET_BIG_SYM,
842 #else
843 NULL,
844 #endif
846 /* backend_data: */
847 &elfNN_bed
849 #endif