1 /* Target definitions for NN-bit ELF
2 Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
3 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
4 Free Software Foundation, Inc.
6 This file is part of BFD, the Binary File Descriptor library.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 MA 02110-1301, USA. */
24 /* This structure contains everything that BFD knows about a target.
25 It includes things like its byte order, name, what routines to call
26 to do various operations, etc. Every BFD points to a target structure
27 with its "xvec" member.
29 There are two such structures here: one for big-endian machines and
30 one for little-endian machines. */
32 #ifndef bfd_elfNN_close_and_cleanup
33 #define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
35 #ifndef bfd_elfNN_bfd_free_cached_info
36 #define bfd_elfNN_bfd_free_cached_info _bfd_free_cached_info
38 #ifndef bfd_elfNN_get_section_contents
39 #define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
42 #define bfd_elfNN_canonicalize_dynamic_symtab \
43 _bfd_elf_canonicalize_dynamic_symtab
44 #ifndef bfd_elfNN_get_synthetic_symtab
45 #define bfd_elfNN_get_synthetic_symtab \
46 _bfd_elf_get_synthetic_symtab
48 #ifndef bfd_elfNN_canonicalize_reloc
49 #define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
51 #ifndef bfd_elfNN_find_nearest_line
52 #define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
54 #ifndef bfd_elfNN_find_inliner_info
55 #define bfd_elfNN_find_inliner_info _bfd_elf_find_inliner_info
57 #define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
58 #define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
59 #define bfd_elfNN_get_dynamic_symtab_upper_bound \
60 _bfd_elf_get_dynamic_symtab_upper_bound
61 #define bfd_elfNN_get_lineno _bfd_elf_get_lineno
62 #ifndef bfd_elfNN_get_reloc_upper_bound
63 #define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
65 #ifndef bfd_elfNN_get_symbol_info
66 #define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
68 #define bfd_elfNN_canonicalize_symtab _bfd_elf_canonicalize_symtab
69 #define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
70 #define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
71 #ifndef bfd_elfNN_new_section_hook
72 #define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
74 #define bfd_elfNN_set_arch_mach _bfd_elf_set_arch_mach
75 #ifndef bfd_elfNN_set_section_contents
76 #define bfd_elfNN_set_section_contents _bfd_elf_set_section_contents
78 #define bfd_elfNN_sizeof_headers _bfd_elf_sizeof_headers
79 #define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
80 #define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
82 #define bfd_elfNN_get_section_contents_in_window \
83 _bfd_generic_get_section_contents_in_window
85 #ifndef elf_backend_can_refcount
86 #define elf_backend_can_refcount 0
88 #ifndef elf_backend_want_got_plt
89 #define elf_backend_want_got_plt 0
91 #ifndef elf_backend_plt_readonly
92 #define elf_backend_plt_readonly 0
94 #ifndef elf_backend_want_plt_sym
95 #define elf_backend_want_plt_sym 0
97 #ifndef elf_backend_plt_not_loaded
98 #define elf_backend_plt_not_loaded 0
100 #ifndef elf_backend_plt_alignment
101 #define elf_backend_plt_alignment 2
103 #ifndef elf_backend_want_dynbss
104 #define elf_backend_want_dynbss 1
106 #ifndef elf_backend_want_p_paddr_set_to_zero
107 #define elf_backend_want_p_paddr_set_to_zero 0
109 #ifndef elf_backend_default_execstack
110 #define elf_backend_default_execstack 1
113 #define bfd_elfNN_bfd_debug_info_start bfd_void
114 #define bfd_elfNN_bfd_debug_info_end bfd_void
115 #define bfd_elfNN_bfd_debug_info_accumulate \
116 ((void (*) (bfd*, struct bfd_section *)) bfd_void)
118 #ifndef bfd_elfNN_bfd_get_relocated_section_contents
119 #define bfd_elfNN_bfd_get_relocated_section_contents \
120 bfd_generic_get_relocated_section_contents
123 #ifndef bfd_elfNN_bfd_relax_section
124 #define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
127 #ifndef elf_backend_can_gc_sections
128 #define elf_backend_can_gc_sections 0
130 #ifndef elf_backend_can_refcount
131 #define elf_backend_can_refcount 0
133 #ifndef elf_backend_want_got_sym
134 #define elf_backend_want_got_sym 1
136 #ifndef elf_backend_gc_keep
137 #define elf_backend_gc_keep _bfd_elf_gc_keep
139 #ifndef elf_backend_gc_mark_dynamic_ref
140 #define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
142 #ifndef elf_backend_gc_mark_hook
143 #define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
145 #ifndef elf_backend_gc_mark_extra_sections
146 #define elf_backend_gc_mark_extra_sections _bfd_elf_gc_mark_extra_sections
148 #ifndef elf_backend_gc_sweep_hook
149 #define elf_backend_gc_sweep_hook NULL
151 #ifndef bfd_elfNN_bfd_gc_sections
152 #define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
155 #ifndef bfd_elfNN_bfd_merge_sections
156 #define bfd_elfNN_bfd_merge_sections \
157 _bfd_elf_merge_sections
160 #ifndef bfd_elfNN_bfd_is_group_section
161 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
164 #ifndef bfd_elfNN_bfd_discard_group
165 #define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
168 #ifndef bfd_elfNN_section_already_linked
169 #define bfd_elfNN_section_already_linked \
170 _bfd_elf_section_already_linked
173 #ifndef bfd_elfNN_bfd_define_common_symbol
174 #define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
177 #ifndef bfd_elfNN_bfd_make_debug_symbol
178 #define bfd_elfNN_bfd_make_debug_symbol \
179 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
182 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
183 #define bfd_elfNN_bfd_copy_private_symbol_data \
184 _bfd_elf_copy_private_symbol_data
187 #ifndef bfd_elfNN_bfd_copy_private_section_data
188 #define bfd_elfNN_bfd_copy_private_section_data \
189 _bfd_elf_copy_private_section_data
191 #ifndef bfd_elfNN_bfd_copy_private_header_data
192 #define bfd_elfNN_bfd_copy_private_header_data \
193 _bfd_elf_copy_private_header_data
195 #ifndef bfd_elfNN_bfd_copy_private_bfd_data
196 #define bfd_elfNN_bfd_copy_private_bfd_data \
197 _bfd_elf_copy_private_bfd_data
199 #ifndef bfd_elfNN_bfd_print_private_bfd_data
200 #define bfd_elfNN_bfd_print_private_bfd_data \
201 _bfd_elf_print_private_bfd_data
203 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
204 #define bfd_elfNN_bfd_merge_private_bfd_data \
205 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
207 #ifndef bfd_elfNN_bfd_set_private_flags
208 #define bfd_elfNN_bfd_set_private_flags \
209 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
211 #ifndef bfd_elfNN_bfd_is_local_label_name
212 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
214 #ifndef bfd_elfNN_bfd_is_target_special_symbol
215 #define bfd_elfNN_bfd_is_target_special_symbol \
216 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
219 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
220 #define bfd_elfNN_get_dynamic_reloc_upper_bound \
221 _bfd_elf_get_dynamic_reloc_upper_bound
223 #ifndef bfd_elfNN_canonicalize_dynamic_reloc
224 #define bfd_elfNN_canonicalize_dynamic_reloc \
225 _bfd_elf_canonicalize_dynamic_reloc
228 #ifndef bfd_elfNN_bfd_link_hash_table_free
229 #define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
232 #ifdef elf_backend_relocate_section
233 #ifndef bfd_elfNN_bfd_link_hash_table_create
234 #define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
236 #ifndef bfd_elfNN_bfd_link_add_symbols
237 #define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
239 #ifndef bfd_elfNN_bfd_final_link
240 #define bfd_elfNN_bfd_final_link bfd_elf_final_link
242 #else /* ! defined (elf_backend_relocate_section) */
243 /* If no backend relocate_section routine, use the generic linker.
244 Note - this will prevent the port from being able to use some of
245 the other features of the ELF linker, because the generic hash structure
246 does not have the fields needed by the ELF linker. In particular it
247 means that linking directly to S-records will not work. */
248 #ifndef bfd_elfNN_bfd_link_hash_table_create
249 #define bfd_elfNN_bfd_link_hash_table_create \
250 _bfd_generic_link_hash_table_create
252 #ifndef bfd_elfNN_bfd_link_add_symbols
253 #define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
255 #ifndef bfd_elfNN_bfd_final_link
256 #define bfd_elfNN_bfd_final_link _bfd_generic_final_link
258 #endif /* ! defined (elf_backend_relocate_section) */
260 #ifndef bfd_elfNN_bfd_link_just_syms
261 #define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
264 #ifndef bfd_elfNN_bfd_copy_link_hash_symbol_type
265 #define bfd_elfNN_bfd_copy_link_hash_symbol_type \
266 _bfd_elf_copy_link_hash_symbol_type
269 #ifndef bfd_elfNN_bfd_link_split_section
270 #define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
273 #ifndef bfd_elfNN_archive_p
274 #define bfd_elfNN_archive_p bfd_generic_archive_p
277 #ifndef bfd_elfNN_write_archive_contents
278 #define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
281 #ifndef bfd_elfNN_mkobject
282 #define bfd_elfNN_mkobject bfd_elf_make_object
285 #ifndef bfd_elfNN_mkcorefile
286 #define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
289 #ifndef bfd_elfNN_mkarchive
290 #define bfd_elfNN_mkarchive _bfd_generic_mkarchive
293 #ifndef bfd_elfNN_print_symbol
294 #define bfd_elfNN_print_symbol bfd_elf_print_symbol
297 #ifndef elf_symbol_leading_char
298 #define elf_symbol_leading_char 0
301 #ifndef elf_info_to_howto
302 #define elf_info_to_howto 0
305 #ifndef elf_info_to_howto_rel
306 #define elf_info_to_howto_rel 0
309 #ifndef ELF_TARGET_ID
310 #define ELF_TARGET_ID GENERIC_ELF_DATA
314 #define ELF_OSABI ELFOSABI_NONE
317 #ifndef ELF_MAXPAGESIZE
318 # error ELF_MAXPAGESIZE is not defined
319 #define ELF_MAXPAGESIZE 1
322 #ifndef ELF_COMMONPAGESIZE
323 #define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
326 #ifndef ELF_MINPAGESIZE
327 #define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
330 #if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
331 # error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
333 #if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
334 # error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
337 #ifndef ELF_DYNAMIC_SEC_FLAGS
338 /* Note that we set the SEC_IN_MEMORY flag for these sections. */
339 #define ELF_DYNAMIC_SEC_FLAGS \
340 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
341 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
344 #ifndef elf_backend_collect
345 #define elf_backend_collect FALSE
347 #ifndef elf_backend_type_change_ok
348 #define elf_backend_type_change_ok FALSE
351 #ifndef elf_backend_sym_is_global
352 #define elf_backend_sym_is_global 0
354 #ifndef elf_backend_object_p
355 #define elf_backend_object_p 0
357 #ifndef elf_backend_symbol_processing
358 #define elf_backend_symbol_processing 0
360 #ifndef elf_backend_symbol_table_processing
361 #define elf_backend_symbol_table_processing 0
363 #ifndef elf_backend_get_symbol_type
364 #define elf_backend_get_symbol_type 0
366 #ifndef elf_backend_archive_symbol_lookup
367 #define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
369 #ifndef elf_backend_name_local_section_symbols
370 #define elf_backend_name_local_section_symbols 0
372 #ifndef elf_backend_section_processing
373 #define elf_backend_section_processing 0
375 #ifndef elf_backend_section_from_shdr
376 #define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
378 #ifndef elf_backend_section_flags
379 #define elf_backend_section_flags 0
381 #ifndef elf_backend_get_sec_type_attr
382 #define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
384 #ifndef elf_backend_section_from_phdr
385 #define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
387 #ifndef elf_backend_fake_sections
388 #define elf_backend_fake_sections 0
390 #ifndef elf_backend_section_from_bfd_section
391 #define elf_backend_section_from_bfd_section 0
393 #ifndef elf_backend_add_symbol_hook
394 #define elf_backend_add_symbol_hook 0
396 #ifndef elf_backend_link_output_symbol_hook
397 #define elf_backend_link_output_symbol_hook 0
399 #ifndef elf_backend_create_dynamic_sections
400 #define elf_backend_create_dynamic_sections 0
402 #ifndef elf_backend_omit_section_dynsym
403 #define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
405 #ifndef elf_backend_relocs_compatible
406 #define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
408 #ifndef elf_backend_check_relocs
409 #define elf_backend_check_relocs 0
411 #ifndef elf_backend_check_directives
412 #define elf_backend_check_directives 0
414 #ifndef elf_backend_as_needed_cleanup
415 #define elf_backend_as_needed_cleanup 0
417 #ifndef elf_backend_adjust_dynamic_symbol
418 #define elf_backend_adjust_dynamic_symbol 0
420 #ifndef elf_backend_always_size_sections
421 #define elf_backend_always_size_sections 0
423 #ifndef elf_backend_size_dynamic_sections
424 #define elf_backend_size_dynamic_sections 0
426 #ifndef elf_backend_init_index_section
427 #define elf_backend_init_index_section \
428 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
430 #ifndef elf_backend_relocate_section
431 #define elf_backend_relocate_section 0
433 #ifndef elf_backend_finish_dynamic_symbol
434 #define elf_backend_finish_dynamic_symbol 0
436 #ifndef elf_backend_finish_dynamic_sections
437 #define elf_backend_finish_dynamic_sections 0
439 #ifndef elf_backend_begin_write_processing
440 #define elf_backend_begin_write_processing 0
442 #ifndef elf_backend_final_write_processing
443 #define elf_backend_final_write_processing 0
445 #ifndef elf_backend_additional_program_headers
446 #define elf_backend_additional_program_headers 0
448 #ifndef elf_backend_modify_segment_map
449 #define elf_backend_modify_segment_map 0
451 #ifndef elf_backend_modify_program_headers
452 #define elf_backend_modify_program_headers 0
454 #ifndef elf_backend_ecoff_debug_swap
455 #define elf_backend_ecoff_debug_swap 0
457 #ifndef elf_backend_bfd_from_remote_memory
458 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
460 #ifndef elf_backend_got_header_size
461 #define elf_backend_got_header_size 0
463 #ifndef elf_backend_got_elt_size
464 #define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
466 #ifndef elf_backend_obj_attrs_vendor
467 #define elf_backend_obj_attrs_vendor NULL
469 #ifndef elf_backend_obj_attrs_section
470 #define elf_backend_obj_attrs_section NULL
472 #ifndef elf_backend_obj_attrs_arg_type
473 #define elf_backend_obj_attrs_arg_type NULL
475 #ifndef elf_backend_obj_attrs_section_type
476 #define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
478 #ifndef elf_backend_obj_attrs_order
479 #define elf_backend_obj_attrs_order NULL
481 #ifndef elf_backend_obj_attrs_handle_unknown
482 #define elf_backend_obj_attrs_handle_unknown NULL
484 #ifndef elf_backend_static_tls_alignment
485 #define elf_backend_static_tls_alignment 1
487 #ifndef elf_backend_post_process_headers
488 #define elf_backend_post_process_headers NULL
490 #ifndef elf_backend_print_symbol_all
491 #define elf_backend_print_symbol_all NULL
493 #ifndef elf_backend_output_arch_local_syms
494 #define elf_backend_output_arch_local_syms NULL
496 #ifndef elf_backend_output_arch_syms
497 #define elf_backend_output_arch_syms NULL
499 #ifndef elf_backend_copy_indirect_symbol
500 #define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
502 #ifndef elf_backend_hide_symbol
503 #define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
505 #ifndef elf_backend_fixup_symbol
506 #define elf_backend_fixup_symbol NULL
508 #ifndef elf_backend_merge_symbol_attribute
509 #define elf_backend_merge_symbol_attribute NULL
511 #ifndef elf_backend_get_target_dtag
512 #define elf_backend_get_target_dtag NULL
514 #ifndef elf_backend_ignore_undef_symbol
515 #define elf_backend_ignore_undef_symbol NULL
517 #ifndef elf_backend_emit_relocs
518 #define elf_backend_emit_relocs _bfd_elf_link_output_relocs
520 #ifndef elf_backend_count_relocs
521 #define elf_backend_count_relocs NULL
523 #ifndef elf_backend_grok_prstatus
524 #define elf_backend_grok_prstatus NULL
526 #ifndef elf_backend_grok_psinfo
527 #define elf_backend_grok_psinfo NULL
529 #ifndef elf_backend_write_core_note
530 #define elf_backend_write_core_note NULL
532 #ifndef elf_backend_reloc_type_class
533 #define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
535 #ifndef elf_backend_discard_info
536 #define elf_backend_discard_info NULL
538 #ifndef elf_backend_ignore_discarded_relocs
539 #define elf_backend_ignore_discarded_relocs NULL
541 #ifndef elf_backend_action_discarded
542 #define elf_backend_action_discarded _bfd_elf_default_action_discarded
544 #ifndef elf_backend_eh_frame_address_size
545 #define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
547 #ifndef elf_backend_can_make_relative_eh_frame
548 #define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
550 #ifndef elf_backend_can_make_lsda_relative_eh_frame
551 #define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
553 #ifndef elf_backend_encode_eh_address
554 #define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
556 #ifndef elf_backend_write_section
557 #define elf_backend_write_section NULL
559 #ifndef elf_backend_mips_irix_compat
560 #define elf_backend_mips_irix_compat NULL
562 #ifndef elf_backend_mips_rtype_to_howto
563 #define elf_backend_mips_rtype_to_howto NULL
566 /* Previously, backends could only use SHT_REL or SHT_RELA relocation
567 sections, but not both. They defined USE_REL to indicate SHT_REL
568 sections, and left it undefined to indicated SHT_RELA sections.
569 For backwards compatibility, we still support this usage. */
574 /* Use these in new code. */
575 #ifndef elf_backend_may_use_rel_p
576 #define elf_backend_may_use_rel_p USE_REL
578 #ifndef elf_backend_may_use_rela_p
579 #define elf_backend_may_use_rela_p !USE_REL
581 #ifndef elf_backend_default_use_rela_p
582 #define elf_backend_default_use_rela_p !USE_REL
584 #ifndef elf_backend_rela_plts_and_copies_p
585 #define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
588 #ifndef elf_backend_rela_normal
589 #define elf_backend_rela_normal 0
592 #ifndef elf_backend_plt_sym_val
593 #define elf_backend_plt_sym_val NULL
595 #ifndef elf_backend_relplt_name
596 #define elf_backend_relplt_name NULL
599 #ifndef ELF_MACHINE_ALT1
600 #define ELF_MACHINE_ALT1 0
603 #ifndef ELF_MACHINE_ALT2
604 #define ELF_MACHINE_ALT2 0
607 #ifndef elf_backend_size_info
608 #define elf_backend_size_info _bfd_elfNN_size_info
611 #ifndef elf_backend_special_sections
612 #define elf_backend_special_sections NULL
615 #ifndef elf_backend_sign_extend_vma
616 #define elf_backend_sign_extend_vma 0
619 #ifndef elf_backend_link_order_error_handler
620 #define elf_backend_link_order_error_handler _bfd_default_error_handler
623 #ifndef elf_backend_common_definition
624 #define elf_backend_common_definition _bfd_elf_common_definition
627 #ifndef elf_backend_common_section_index
628 #define elf_backend_common_section_index _bfd_elf_common_section_index
631 #ifndef elf_backend_common_section
632 #define elf_backend_common_section _bfd_elf_common_section
635 #ifndef elf_backend_merge_symbol
636 #define elf_backend_merge_symbol NULL
639 #ifndef elf_backend_hash_symbol
640 #define elf_backend_hash_symbol _bfd_elf_hash_symbol
643 #ifndef elf_backend_is_function_type
644 #define elf_backend_is_function_type _bfd_elf_is_function_type
647 #ifndef elf_match_priority
648 #define elf_match_priority \
649 (ELF_ARCH == bfd_arch_unknown ? 2 : ELF_OSABI == ELFOSABI_NONE ? 1 : 0)
652 extern const struct elf_size_info _bfd_elfNN_size_info
;
654 static struct elf_backend_data elfNN_bed
=
657 ELF_TARGET_ID
, /* target_id */
658 ELF_MACHINE_CODE
, /* elf_machine_code */
659 ELF_OSABI
, /* elf_osabi */
660 ELF_MAXPAGESIZE
, /* maxpagesize */
661 ELF_MINPAGESIZE
, /* minpagesize */
662 ELF_COMMONPAGESIZE
, /* commonpagesize */
663 ELF_DYNAMIC_SEC_FLAGS
, /* dynamic_sec_flags */
665 elf_info_to_howto_rel
,
666 elf_backend_sym_is_global
,
667 elf_backend_object_p
,
668 elf_backend_symbol_processing
,
669 elf_backend_symbol_table_processing
,
670 elf_backend_get_symbol_type
,
671 elf_backend_archive_symbol_lookup
,
672 elf_backend_name_local_section_symbols
,
673 elf_backend_section_processing
,
674 elf_backend_section_from_shdr
,
675 elf_backend_section_flags
,
676 elf_backend_get_sec_type_attr
,
677 elf_backend_section_from_phdr
,
678 elf_backend_fake_sections
,
679 elf_backend_section_from_bfd_section
,
680 elf_backend_add_symbol_hook
,
681 elf_backend_link_output_symbol_hook
,
682 elf_backend_create_dynamic_sections
,
683 elf_backend_omit_section_dynsym
,
684 elf_backend_relocs_compatible
,
685 elf_backend_check_relocs
,
686 elf_backend_check_directives
,
687 elf_backend_as_needed_cleanup
,
688 elf_backend_adjust_dynamic_symbol
,
689 elf_backend_always_size_sections
,
690 elf_backend_size_dynamic_sections
,
691 elf_backend_init_index_section
,
692 elf_backend_relocate_section
,
693 elf_backend_finish_dynamic_symbol
,
694 elf_backend_finish_dynamic_sections
,
695 elf_backend_begin_write_processing
,
696 elf_backend_final_write_processing
,
697 elf_backend_additional_program_headers
,
698 elf_backend_modify_segment_map
,
699 elf_backend_modify_program_headers
,
701 elf_backend_gc_mark_dynamic_ref
,
702 elf_backend_gc_mark_hook
,
703 elf_backend_gc_mark_extra_sections
,
704 elf_backend_gc_sweep_hook
,
705 elf_backend_post_process_headers
,
706 elf_backend_print_symbol_all
,
707 elf_backend_output_arch_local_syms
,
708 elf_backend_output_arch_syms
,
709 elf_backend_copy_indirect_symbol
,
710 elf_backend_hide_symbol
,
711 elf_backend_fixup_symbol
,
712 elf_backend_merge_symbol_attribute
,
713 elf_backend_get_target_dtag
,
714 elf_backend_ignore_undef_symbol
,
715 elf_backend_emit_relocs
,
716 elf_backend_count_relocs
,
717 elf_backend_grok_prstatus
,
718 elf_backend_grok_psinfo
,
719 elf_backend_write_core_note
,
720 elf_backend_reloc_type_class
,
721 elf_backend_discard_info
,
722 elf_backend_ignore_discarded_relocs
,
723 elf_backend_action_discarded
,
724 elf_backend_eh_frame_address_size
,
725 elf_backend_can_make_relative_eh_frame
,
726 elf_backend_can_make_lsda_relative_eh_frame
,
727 elf_backend_encode_eh_address
,
728 elf_backend_write_section
,
729 elf_backend_mips_irix_compat
,
730 elf_backend_mips_rtype_to_howto
,
731 elf_backend_ecoff_debug_swap
,
732 elf_backend_bfd_from_remote_memory
,
733 elf_backend_plt_sym_val
,
734 elf_backend_common_definition
,
735 elf_backend_common_section_index
,
736 elf_backend_common_section
,
737 elf_backend_merge_symbol
,
738 elf_backend_hash_symbol
,
739 elf_backend_is_function_type
,
740 elf_backend_link_order_error_handler
,
741 elf_backend_relplt_name
,
744 &elf_backend_size_info
,
745 elf_backend_special_sections
,
746 elf_backend_got_header_size
,
747 elf_backend_got_elt_size
,
748 elf_backend_obj_attrs_vendor
,
749 elf_backend_obj_attrs_section
,
750 elf_backend_obj_attrs_arg_type
,
751 elf_backend_obj_attrs_section_type
,
752 elf_backend_obj_attrs_order
,
753 elf_backend_obj_attrs_handle_unknown
,
754 elf_backend_static_tls_alignment
,
756 elf_backend_type_change_ok
,
757 elf_backend_may_use_rel_p
,
758 elf_backend_may_use_rela_p
,
759 elf_backend_default_use_rela_p
,
760 elf_backend_rela_plts_and_copies_p
,
761 elf_backend_rela_normal
,
762 elf_backend_sign_extend_vma
,
763 elf_backend_want_got_plt
,
764 elf_backend_plt_readonly
,
765 elf_backend_want_plt_sym
,
766 elf_backend_plt_not_loaded
,
767 elf_backend_plt_alignment
,
768 elf_backend_can_gc_sections
,
769 elf_backend_can_refcount
,
770 elf_backend_want_got_sym
,
771 elf_backend_want_dynbss
,
772 elf_backend_want_p_paddr_set_to_zero
,
773 elf_backend_default_execstack
776 /* Forward declaration for use when initialising alternative_target field. */
777 #ifdef TARGET_LITTLE_SYM
778 extern const bfd_target TARGET_LITTLE_SYM
;
781 #ifdef TARGET_BIG_SYM
782 const bfd_target TARGET_BIG_SYM
=
784 /* name: identify kind of target */
787 /* flavour: general indication about file */
788 bfd_target_elf_flavour
,
790 /* byteorder: data is big endian */
793 /* header_byteorder: header is also big endian */
796 /* object_flags: mask of all file flags */
797 (HAS_RELOC
| EXEC_P
| HAS_LINENO
| HAS_DEBUG
| HAS_SYMS
| HAS_LOCALS
798 | DYNAMIC
| WP_TEXT
| D_PAGED
| BFD_COMPRESS
| BFD_DECOMPRESS
),
800 /* section_flags: mask of all section flags */
801 (SEC_HAS_CONTENTS
| SEC_ALLOC
| SEC_LOAD
| SEC_RELOC
| SEC_READONLY
802 | SEC_CODE
| SEC_DATA
| SEC_DEBUGGING
| SEC_EXCLUDE
| SEC_SORT_ENTRIES
803 | SEC_SMALL_DATA
| SEC_MERGE
| SEC_STRINGS
| SEC_GROUP
),
805 /* leading_symbol_char: is the first char of a user symbol
806 predictable, and if so what is it */
807 elf_symbol_leading_char
,
809 /* ar_pad_char: pad character for filenames within an archive header
810 FIXME: this really has nothing to do with ELF, this is a characteristic
811 of the archiver and/or os and should be independently tunable */
814 /* ar_max_namelen: maximum number of characters in an archive header
815 FIXME: this really has nothing to do with ELF, this is a characteristic
816 of the archiver and should be independently tunable. The System V ABI,
817 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
822 /* Routines to byte-swap various sized integers from the data sections */
823 bfd_getb64
, bfd_getb_signed_64
, bfd_putb64
,
824 bfd_getb32
, bfd_getb_signed_32
, bfd_putb32
,
825 bfd_getb16
, bfd_getb_signed_16
, bfd_putb16
,
827 /* Routines to byte-swap various sized integers from the file headers */
828 bfd_getb64
, bfd_getb_signed_64
, bfd_putb64
,
829 bfd_getb32
, bfd_getb_signed_32
, bfd_putb32
,
830 bfd_getb16
, bfd_getb_signed_16
, bfd_putb16
,
832 /* bfd_check_format: check the format of a file being read */
833 { _bfd_dummy_target
, /* unknown format */
834 bfd_elfNN_object_p
, /* assembler/linker output (object file) */
835 bfd_elfNN_archive_p
, /* an archive */
836 bfd_elfNN_core_file_p
/* a core file */
839 /* bfd_set_format: set the format of a file being written */
846 /* bfd_write_contents: write cached information into a file being written */
848 bfd_elfNN_write_object_contents
,
849 bfd_elfNN_write_archive_contents
,
850 bfd_elfNN_write_corefile_contents
,
853 BFD_JUMP_TABLE_GENERIC (bfd_elfNN
),
854 BFD_JUMP_TABLE_COPY (bfd_elfNN
),
855 BFD_JUMP_TABLE_CORE (bfd_elfNN
),
856 #ifdef bfd_elfNN_archive_functions
857 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive
),
859 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff
),
861 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN
),
862 BFD_JUMP_TABLE_RELOCS (bfd_elfNN
),
863 BFD_JUMP_TABLE_WRITE (bfd_elfNN
),
864 BFD_JUMP_TABLE_LINK (bfd_elfNN
),
865 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN
),
867 /* Alternative endian target. */
868 #ifdef TARGET_LITTLE_SYM
879 #ifdef TARGET_LITTLE_SYM
880 const bfd_target TARGET_LITTLE_SYM
=
882 /* name: identify kind of target */
885 /* flavour: general indication about file */
886 bfd_target_elf_flavour
,
888 /* byteorder: data is little endian */
891 /* header_byteorder: header is also little endian */
894 /* object_flags: mask of all file flags */
895 (HAS_RELOC
| EXEC_P
| HAS_LINENO
| HAS_DEBUG
| HAS_SYMS
| HAS_LOCALS
896 | DYNAMIC
| WP_TEXT
| D_PAGED
| BFD_COMPRESS
| BFD_DECOMPRESS
),
898 /* section_flags: mask of all section flags */
899 (SEC_HAS_CONTENTS
| SEC_ALLOC
| SEC_LOAD
| SEC_RELOC
| SEC_READONLY
900 | SEC_CODE
| SEC_DATA
| SEC_DEBUGGING
| SEC_EXCLUDE
| SEC_SORT_ENTRIES
901 | SEC_SMALL_DATA
| SEC_MERGE
| SEC_STRINGS
| SEC_GROUP
),
903 /* leading_symbol_char: is the first char of a user symbol
904 predictable, and if so what is it */
905 elf_symbol_leading_char
,
907 /* ar_pad_char: pad character for filenames within an archive header
908 FIXME: this really has nothing to do with ELF, this is a characteristic
909 of the archiver and/or os and should be independently tunable */
912 /* ar_max_namelen: maximum number of characters in an archive header
913 FIXME: this really has nothing to do with ELF, this is a characteristic
914 of the archiver and should be independently tunable. The System V ABI,
915 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
920 /* Routines to byte-swap various sized integers from the data sections */
921 bfd_getl64
, bfd_getl_signed_64
, bfd_putl64
,
922 bfd_getl32
, bfd_getl_signed_32
, bfd_putl32
,
923 bfd_getl16
, bfd_getl_signed_16
, bfd_putl16
,
925 /* Routines to byte-swap various sized integers from the file headers */
926 bfd_getl64
, bfd_getl_signed_64
, bfd_putl64
,
927 bfd_getl32
, bfd_getl_signed_32
, bfd_putl32
,
928 bfd_getl16
, bfd_getl_signed_16
, bfd_putl16
,
930 /* bfd_check_format: check the format of a file being read */
931 { _bfd_dummy_target
, /* unknown format */
932 bfd_elfNN_object_p
, /* assembler/linker output (object file) */
933 bfd_elfNN_archive_p
, /* an archive */
934 bfd_elfNN_core_file_p
/* a core file */
937 /* bfd_set_format: set the format of a file being written */
944 /* bfd_write_contents: write cached information into a file being written */
946 bfd_elfNN_write_object_contents
,
947 bfd_elfNN_write_archive_contents
,
948 bfd_elfNN_write_corefile_contents
,
951 BFD_JUMP_TABLE_GENERIC (bfd_elfNN
),
952 BFD_JUMP_TABLE_COPY (bfd_elfNN
),
953 BFD_JUMP_TABLE_CORE (bfd_elfNN
),
954 #ifdef bfd_elfNN_archive_functions
955 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive
),
957 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff
),
959 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN
),
960 BFD_JUMP_TABLE_RELOCS (bfd_elfNN
),
961 BFD_JUMP_TABLE_WRITE (bfd_elfNN
),
962 BFD_JUMP_TABLE_LINK (bfd_elfNN
),
963 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN
),
965 /* Alternative endian target. */
966 #ifdef TARGET_BIG_SYM