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[deliverable/binutils-gdb.git] / bfd / elfxx-target.h
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252b5132 1/* Target definitions for NN-bit ELF
4b95cf5c 2 Copyright (C) 1993-2014 Free Software Foundation, Inc.
252b5132 3
5e8d7549 4 This file is part of BFD, the Binary File Descriptor library.
252b5132 5
5e8d7549
NC		 6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
cd123cb7 8 the Free Software Foundation; either version 3 of the License, or
5e8d7549 9 (at your option) any later version.
252b5132 10
5e8d7549
NC		 11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
252b5132 15
5e8d7549
NC		 16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
cd123cb7
NC		 18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
20
252b5132
RH		 21
22/* This structure contains everything that BFD knows about a target.
23 It includes things like its byte order, name, what routines to call
24 to do various operations, etc. Every BFD points to a target structure
25 with its "xvec" member.
26
27 There are two such structures here: one for big-endian machines and
28 one for little-endian machines. */
29
957c6e41 30#ifndef bfd_elfNN_close_and_cleanup
252b5132 31#define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
957c6e41 32#endif
b25e3d87
L		 33#ifndef bfd_elfNN_bfd_free_cached_info
34#define bfd_elfNN_bfd_free_cached_info _bfd_free_cached_info
35#endif
252b5132
RH		 36#ifndef bfd_elfNN_get_section_contents
37#define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
38#endif
39
e656e369
AM		 40#define bfd_elfNN_canonicalize_dynamic_symtab \
41 _bfd_elf_canonicalize_dynamic_symtab
90e3cdf2 42#ifndef bfd_elfNN_get_synthetic_symtab
4c45e5c9
JJ		 43#define bfd_elfNN_get_synthetic_symtab \
44 _bfd_elf_get_synthetic_symtab
90e3cdf2 45#endif
fee24f1c 46#ifndef bfd_elfNN_canonicalize_reloc
252b5132 47#define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
fee24f1c 48#endif
252b5132
RH		 49#ifndef bfd_elfNN_find_nearest_line
50#define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
51#endif
4ab527b0
FF		 52#ifndef bfd_elfNN_find_inliner_info
53#define bfd_elfNN_find_inliner_info _bfd_elf_find_inliner_info
54#endif
252b5132
RH		 55#define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
56#define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
e656e369
AM		 57#define bfd_elfNN_get_dynamic_symtab_upper_bound \
58 _bfd_elf_get_dynamic_symtab_upper_bound
252b5132
RH		 59#define bfd_elfNN_get_lineno _bfd_elf_get_lineno
60#ifndef bfd_elfNN_get_reloc_upper_bound
61#define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
62#endif
7cdc5bba 63#ifndef bfd_elfNN_get_symbol_info
252b5132 64#define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
7cdc5bba 65#endif
6cee3f79 66#define bfd_elfNN_canonicalize_symtab _bfd_elf_canonicalize_symtab
252b5132 67#define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
252b5132 68#define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
f0abc2a1 69#ifndef bfd_elfNN_new_section_hook
252b5132 70#define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
f0abc2a1 71#endif
252b5132
RH		 72#define bfd_elfNN_set_arch_mach _bfd_elf_set_arch_mach
73#ifndef bfd_elfNN_set_section_contents
74#define bfd_elfNN_set_section_contents _bfd_elf_set_section_contents
75#endif
76#define bfd_elfNN_sizeof_headers _bfd_elf_sizeof_headers
77#define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
78#define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
79
80#define bfd_elfNN_get_section_contents_in_window \
81 _bfd_generic_get_section_contents_in_window
82
3c3bdf30
NC		 83#ifndef elf_backend_can_refcount
84#define elf_backend_can_refcount 0
85#endif
252b5132
RH		 86#ifndef elf_backend_want_got_plt
87#define elf_backend_want_got_plt 0
88#endif
89#ifndef elf_backend_plt_readonly
90#define elf_backend_plt_readonly 0
91#endif
92#ifndef elf_backend_want_plt_sym
93#define elf_backend_want_plt_sym 0
94#endif
95#ifndef elf_backend_plt_not_loaded
96#define elf_backend_plt_not_loaded 0
97#endif
98#ifndef elf_backend_plt_alignment
99#define elf_backend_plt_alignment 2
100#endif
3018b441
RH		 101#ifndef elf_backend_want_dynbss
102#define elf_backend_want_dynbss 1
103#endif
5e8d7549
NC		 104#ifndef elf_backend_want_p_paddr_set_to_zero
105#define elf_backend_want_p_paddr_set_to_zero 0
106#endif
6bfdb61b
AM		 107#ifndef elf_backend_default_execstack
108#define elf_backend_default_execstack 1
109#endif
53291d1f
AM		 110#ifndef elf_backend_caches_rawsize
111#define elf_backend_caches_rawsize 0
112#endif
04c3a755
NS		 113#ifndef elf_backend_stack_align
114#define elf_backend_stack_align 16
115#endif
252b5132
RH		 116
117#define bfd_elfNN_bfd_debug_info_start bfd_void
118#define bfd_elfNN_bfd_debug_info_end bfd_void
dc810e39 119#define bfd_elfNN_bfd_debug_info_accumulate \
198beae2 120 ((void (*) (bfd*, struct bfd_section *)) bfd_void)
252b5132
RH		 121
122#ifndef bfd_elfNN_bfd_get_relocated_section_contents
123#define bfd_elfNN_bfd_get_relocated_section_contents \
e656e369 124 bfd_generic_get_relocated_section_contents
252b5132
RH		 125#endif
126
127#ifndef bfd_elfNN_bfd_relax_section
128#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
129#endif
130
131#ifndef elf_backend_can_gc_sections
132#define elf_backend_can_gc_sections 0
133#endif
51b64d56
AM		 134#ifndef elf_backend_can_refcount
135#define elf_backend_can_refcount 0
136#endif
2517a57f
AM		 137#ifndef elf_backend_want_got_sym
138#define elf_backend_want_got_sym 1
139#endif
74f0fb50
AM		 140#ifndef elf_backend_gc_keep
141#define elf_backend_gc_keep _bfd_elf_gc_keep
142#endif
64d03ab5
AM		 143#ifndef elf_backend_gc_mark_dynamic_ref
144#define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
145#endif
252b5132 146#ifndef elf_backend_gc_mark_hook
07adf181 147#define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
252b5132 148#endif
6a5bb875 149#ifndef elf_backend_gc_mark_extra_sections
7f6ab9f8 150#define elf_backend_gc_mark_extra_sections _bfd_elf_gc_mark_extra_sections
6a5bb875 151#endif
252b5132
RH		 152#ifndef elf_backend_gc_sweep_hook
153#define elf_backend_gc_sweep_hook NULL
154#endif
155#ifndef bfd_elfNN_bfd_gc_sections
c152c796 156#define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
252b5132
RH		 157#endif
158
8550eb6e
JJ		 159#ifndef bfd_elfNN_bfd_merge_sections
160#define bfd_elfNN_bfd_merge_sections \
161 _bfd_elf_merge_sections
162#endif
163
72adc230
AM		 164#ifndef bfd_elfNN_bfd_is_group_section
165#define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
166#endif
167
b15c48d1
BE		 168#ifndef bfd_elfNN_bfd_discard_group
169#define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
170#endif
171
082b7297
L		 172#ifndef bfd_elfNN_section_already_linked
173#define bfd_elfNN_section_already_linked \
174 _bfd_elf_section_already_linked
175#endif
176
3023e3f6
RS		 177#ifndef bfd_elfNN_bfd_define_common_symbol
178#define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
179#endif
180
ae17ab41
CM		 181#ifndef bfd_elfNN_bfd_lookup_section_flags
182#define bfd_elfNN_bfd_lookup_section_flags bfd_elf_lookup_section_flags
183#endif
184
d1cf510e 185#ifndef bfd_elfNN_bfd_make_debug_symbol
252b5132 186#define bfd_elfNN_bfd_make_debug_symbol \
e656e369 187 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
d1cf510e 188#endif
252b5132
RH		 189
190#ifndef bfd_elfNN_bfd_copy_private_symbol_data
191#define bfd_elfNN_bfd_copy_private_symbol_data \
192 _bfd_elf_copy_private_symbol_data
193#endif
194
195#ifndef bfd_elfNN_bfd_copy_private_section_data
196#define bfd_elfNN_bfd_copy_private_section_data \
197 _bfd_elf_copy_private_section_data
198#endif
80fccad2
BW		 199#ifndef bfd_elfNN_bfd_copy_private_header_data
200#define bfd_elfNN_bfd_copy_private_header_data \
201 _bfd_elf_copy_private_header_data
202#endif
252b5132
RH		 203#ifndef bfd_elfNN_bfd_copy_private_bfd_data
204#define bfd_elfNN_bfd_copy_private_bfd_data \
2d502050 205 _bfd_elf_copy_private_bfd_data
252b5132
RH		 206#endif
207#ifndef bfd_elfNN_bfd_print_private_bfd_data
208#define bfd_elfNN_bfd_print_private_bfd_data \
209 _bfd_elf_print_private_bfd_data
210#endif
211#ifndef bfd_elfNN_bfd_merge_private_bfd_data
212#define bfd_elfNN_bfd_merge_private_bfd_data \
e656e369 213 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
252b5132
RH		 214#endif
215#ifndef bfd_elfNN_bfd_set_private_flags
216#define bfd_elfNN_bfd_set_private_flags \
e656e369 217 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
252b5132
RH		 218#endif
219#ifndef bfd_elfNN_bfd_is_local_label_name
220#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
221#endif
3c9458e9
NC		 222#ifndef bfd_elfNN_bfd_is_target_special_symbol
223#define bfd_elfNN_bfd_is_target_special_symbol \
224 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
225#endif
252b5132
RH		 226
227#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
228#define bfd_elfNN_get_dynamic_reloc_upper_bound \
229 _bfd_elf_get_dynamic_reloc_upper_bound
230#endif
231#ifndef bfd_elfNN_canonicalize_dynamic_reloc
232#define bfd_elfNN_canonicalize_dynamic_reloc \
233 _bfd_elf_canonicalize_dynamic_reloc
234#endif
235
8ea2e4bd 236#ifdef elf_backend_relocate_section
252b5132
RH		 237#ifndef bfd_elfNN_bfd_link_hash_table_create
238#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
239#endif
9c3f90c4
AM		 240#ifndef bfd_elfNN_bfd_link_hash_table_free
241#define bfd_elfNN_bfd_link_hash_table_free _bfd_elf_link_hash_table_free
242#endif
4ad4eba5
AM		 243#ifndef bfd_elfNN_bfd_link_add_symbols
244#define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
245#endif
c152c796
AM		 246#ifndef bfd_elfNN_bfd_final_link
247#define bfd_elfNN_bfd_final_link bfd_elf_final_link
248#endif
8ea2e4bd
NC		 249#else /* ! defined (elf_backend_relocate_section) */
250/* If no backend relocate_section routine, use the generic linker.
251 Note - this will prevent the port from being able to use some of
252 the other features of the ELF linker, because the generic hash structure
253 does not have the fields needed by the ELF linker. In particular it
254 means that linking directly to S-records will not work. */
255#ifndef bfd_elfNN_bfd_link_hash_table_create
256#define bfd_elfNN_bfd_link_hash_table_create \
257 _bfd_generic_link_hash_table_create
258#endif
9c3f90c4
AM		 259#ifndef bfd_elfNN_bfd_link_hash_table_free
260#define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
261#endif
252b5132
RH		 262#ifndef bfd_elfNN_bfd_link_add_symbols
263#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
264#endif
265#ifndef bfd_elfNN_bfd_final_link
266#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
267#endif
268#endif /* ! defined (elf_backend_relocate_section) */
2d653fc7
AM		 269
270#ifndef bfd_elfNN_bfd_link_just_syms
271#define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
272#endif
273
1338dd10
PB		 274#ifndef bfd_elfNN_bfd_copy_link_hash_symbol_type
275#define bfd_elfNN_bfd_copy_link_hash_symbol_type \
276 _bfd_elf_copy_link_hash_symbol_type
277#endif
278
252b5132
RH		 279#ifndef bfd_elfNN_bfd_link_split_section
280#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
281#endif
282
283#ifndef bfd_elfNN_archive_p
284#define bfd_elfNN_archive_p bfd_generic_archive_p
285#endif
286
287#ifndef bfd_elfNN_write_archive_contents
288#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
289#endif
290
291#ifndef bfd_elfNN_mkobject
ae95ffa6 292#define bfd_elfNN_mkobject bfd_elf_make_object
252b5132
RH		 293#endif
294
295#ifndef bfd_elfNN_mkcorefile
296#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
297#endif
298
299#ifndef bfd_elfNN_mkarchive
300#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
301#endif
302
c152c796
AM		 303#ifndef bfd_elfNN_print_symbol
304#define bfd_elfNN_print_symbol bfd_elf_print_symbol
305#endif
306
252b5132
RH		 307#ifndef elf_symbol_leading_char
308#define elf_symbol_leading_char 0
309#endif
310
311#ifndef elf_info_to_howto
312#define elf_info_to_howto 0
313#endif
314
315#ifndef elf_info_to_howto_rel
316#define elf_info_to_howto_rel 0
317#endif
318
23209a78
RM		 319#ifndef elf_backend_arch_data
320#define elf_backend_arch_data NULL
321#endif
322
ae95ffa6
L		 323#ifndef ELF_TARGET_ID
324#define ELF_TARGET_ID GENERIC_ELF_DATA
325#endif
326
d1036acb
L		 327#ifndef ELF_OSABI
328#define ELF_OSABI ELFOSABI_NONE
329#endif
330
252b5132 331#ifndef ELF_MAXPAGESIZE
19ec0de7 332# error ELF_MAXPAGESIZE is not defined
79e5982f 333#define ELF_MAXPAGESIZE 1
252b5132
RH		 334#endif
335
19ec0de7
JK		 336#ifndef ELF_COMMONPAGESIZE
337#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
338#endif
339
b1342370 340#ifndef ELF_MINPAGESIZE
19ec0de7 341#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ		 342#endif
343
19ec0de7
JK		 344#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
345# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
346#endif
347#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
348# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L		 349#endif
350
e5a52504
MM		 351#ifndef ELF_DYNAMIC_SEC_FLAGS
352/* Note that we set the SEC_IN_MEMORY flag for these sections. */
353#define ELF_DYNAMIC_SEC_FLAGS \
354 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
355 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
356#endif
357
252b5132 358#ifndef elf_backend_collect
b34976b6 359#define elf_backend_collect FALSE
252b5132
RH		 360#endif
361#ifndef elf_backend_type_change_ok
b34976b6 362#define elf_backend_type_change_ok FALSE
252b5132
RH		 363#endif
364
365#ifndef elf_backend_sym_is_global
366#define elf_backend_sym_is_global 0
367#endif
368#ifndef elf_backend_object_p
369#define elf_backend_object_p 0
370#endif
371#ifndef elf_backend_symbol_processing
372#define elf_backend_symbol_processing 0
373#endif
374#ifndef elf_backend_symbol_table_processing
375#define elf_backend_symbol_table_processing 0
376#endif
377#ifndef elf_backend_get_symbol_type
378#define elf_backend_get_symbol_type 0
379#endif
8387904d
AM		 380#ifndef elf_backend_archive_symbol_lookup
381#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
382#endif
174fd7f9
RS		 383#ifndef elf_backend_name_local_section_symbols
384#define elf_backend_name_local_section_symbols 0
385#endif
252b5132
RH		 386#ifndef elf_backend_section_processing
387#define elf_backend_section_processing 0
388#endif
389#ifndef elf_backend_section_from_shdr
8c1acd09 390#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 391#endif
fa152c49
JW		 392#ifndef elf_backend_section_flags
393#define elf_backend_section_flags 0
394#endif
551b43fd
AM		 395#ifndef elf_backend_get_sec_type_attr
396#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
397#endif
20cfcaae 398#ifndef elf_backend_section_from_phdr
8c1acd09 399#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 400#endif
252b5132
RH		 401#ifndef elf_backend_fake_sections
402#define elf_backend_fake_sections 0
403#endif
404#ifndef elf_backend_section_from_bfd_section
405#define elf_backend_section_from_bfd_section 0
406#endif
407#ifndef elf_backend_add_symbol_hook
408#define elf_backend_add_symbol_hook 0
409#endif
410#ifndef elf_backend_link_output_symbol_hook
411#define elf_backend_link_output_symbol_hook 0
412#endif
413#ifndef elf_backend_create_dynamic_sections
414#define elf_backend_create_dynamic_sections 0
415#endif
aee6f5b4
AO		 416#ifndef elf_backend_omit_section_dynsym
417#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
418#endif
13285a1b
AM		 419#ifndef elf_backend_relocs_compatible
420#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
421#endif
252b5132
RH		 422#ifndef elf_backend_check_relocs
423#define elf_backend_check_relocs 0
424#endif
85fbca6a
NC		 425#ifndef elf_backend_check_directives
426#define elf_backend_check_directives 0
427#endif
e5034e59
AM		 428#ifndef elf_backend_notice_as_needed
429#define elf_backend_notice_as_needed _bfd_elf_notice_as_needed
97fed1c9 430#endif
252b5132
RH		 431#ifndef elf_backend_adjust_dynamic_symbol
432#define elf_backend_adjust_dynamic_symbol 0
433#endif
434#ifndef elf_backend_always_size_sections
435#define elf_backend_always_size_sections 0
436#endif
437#ifndef elf_backend_size_dynamic_sections
438#define elf_backend_size_dynamic_sections 0
439#endif
74541ad4
AM		 440#ifndef elf_backend_init_index_section
441#define elf_backend_init_index_section \
442 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
443#endif
252b5132
RH		 444#ifndef elf_backend_relocate_section
445#define elf_backend_relocate_section 0
446#endif
447#ifndef elf_backend_finish_dynamic_symbol
448#define elf_backend_finish_dynamic_symbol 0
449#endif
450#ifndef elf_backend_finish_dynamic_sections
451#define elf_backend_finish_dynamic_sections 0
452#endif
453#ifndef elf_backend_begin_write_processing
454#define elf_backend_begin_write_processing 0
455#endif
456#ifndef elf_backend_final_write_processing
457#define elf_backend_final_write_processing 0
458#endif
459#ifndef elf_backend_additional_program_headers
460#define elf_backend_additional_program_headers 0
461#endif
462#ifndef elf_backend_modify_segment_map
463#define elf_backend_modify_segment_map 0
464#endif
e36284ab
AM		 465#ifndef elf_backend_modify_program_headers
466#define elf_backend_modify_program_headers 0
467#endif
252b5132
RH		 468#ifndef elf_backend_ecoff_debug_swap
469#define elf_backend_ecoff_debug_swap 0
470#endif
8d6337fe
RM		 471#ifndef elf_backend_bfd_from_remote_memory
472#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
473#endif
252b5132
RH		 474#ifndef elf_backend_got_header_size
475#define elf_backend_got_header_size 0
476#endif
10455f89
HPN		 477#ifndef elf_backend_got_elt_size
478#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
479#endif
104d59d1
JM		 480#ifndef elf_backend_obj_attrs_vendor
481#define elf_backend_obj_attrs_vendor NULL
482#endif
483#ifndef elf_backend_obj_attrs_section
484#define elf_backend_obj_attrs_section NULL
485#endif
486#ifndef elf_backend_obj_attrs_arg_type
487#define elf_backend_obj_attrs_arg_type NULL
488#endif
489#ifndef elf_backend_obj_attrs_section_type
490#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
491#endif
5aa6ff7c
AS		 492#ifndef elf_backend_obj_attrs_order
493#define elf_backend_obj_attrs_order NULL
494#endif
e8b36cd1
JM		 495#ifndef elf_backend_obj_attrs_handle_unknown
496#define elf_backend_obj_attrs_handle_unknown NULL
497#endif
7dc98aea
RO		 498#ifndef elf_backend_static_tls_alignment
499#define elf_backend_static_tls_alignment 1
500#endif
e6c51ed4 501#ifndef elf_backend_post_process_headers
78245035 502#define elf_backend_post_process_headers _bfd_elf_post_process_headers
e6c51ed4 503#endif
587ff49e
RH		 504#ifndef elf_backend_print_symbol_all
505#define elf_backend_print_symbol_all NULL
506#endif
4e617b1e
PB		 507#ifndef elf_backend_output_arch_local_syms
508#define elf_backend_output_arch_local_syms NULL
509#endif
587ff49e
RH		 510#ifndef elf_backend_output_arch_syms
511#define elf_backend_output_arch_syms NULL
512#endif
c61b8717
RH		 513#ifndef elf_backend_copy_indirect_symbol
514#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
515#endif
516#ifndef elf_backend_hide_symbol
517#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
518#endif
508c3946 519#ifndef elf_backend_fixup_symbol
23209a78 520#define elf_backend_fixup_symbol NULL
508c3946 521#endif
9bf7216d
KK		 522#ifndef elf_backend_merge_symbol_attribute
523#define elf_backend_merge_symbol_attribute NULL
524#endif
ad9563d6
CM		 525#ifndef elf_backend_get_target_dtag
526#define elf_backend_get_target_dtag NULL
527#endif
12ac1cf5
NC		 528#ifndef elf_backend_ignore_undef_symbol
529#define elf_backend_ignore_undef_symbol NULL
530#endif
9317eacc 531#ifndef elf_backend_emit_relocs
eac338cf 532#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM		 533#endif
534#ifndef elf_backend_count_relocs
535#define elf_backend_count_relocs NULL
536#endif
bb0082d6
AM		 537#ifndef elf_backend_grok_prstatus
538#define elf_backend_grok_prstatus NULL
539#endif
540#ifndef elf_backend_grok_psinfo
541#define elf_backend_grok_psinfo NULL
542#endif
183e98be
AM		 543#ifndef elf_backend_write_core_note
544#define elf_backend_write_core_note NULL
545#endif
ae17ab41
CM		 546#ifndef elf_backend_lookup_section_flags_hook
547#define elf_backend_lookup_section_flags_hook NULL
548#endif
db6751f2
JJ		 549#ifndef elf_backend_reloc_type_class
550#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
551#endif
73d074b4
DJ		 552#ifndef elf_backend_discard_info
553#define elf_backend_discard_info NULL
554#endif
555#ifndef elf_backend_ignore_discarded_relocs
556#define elf_backend_ignore_discarded_relocs NULL
557#endif
8a696751
AM		 558#ifndef elf_backend_action_discarded
559#define elf_backend_action_discarded _bfd_elf_default_action_discarded
560#endif
8c946ed5
RS		 561#ifndef elf_backend_eh_frame_address_size
562#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
563#endif
ec3391e7
AO		 564#ifndef elf_backend_can_make_relative_eh_frame
565#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
566#endif
567#ifndef elf_backend_can_make_lsda_relative_eh_frame
568#define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
569#endif
570#ifndef elf_backend_encode_eh_address
571#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
572#endif
73d074b4
DJ		 573#ifndef elf_backend_write_section
574#define elf_backend_write_section NULL
575#endif
c6e90b02
TS		 576#ifndef elf_backend_mips_irix_compat
577#define elf_backend_mips_irix_compat NULL
578#endif
579#ifndef elf_backend_mips_rtype_to_howto
580#define elf_backend_mips_rtype_to_howto NULL
581#endif
c61b8717 582
bf572ba0
MM		 583/* Previously, backends could only use SHT_REL or SHT_RELA relocation
584 sections, but not both. They defined USE_REL to indicate SHT_REL
585 sections, and left it undefined to indicated SHT_RELA sections.
586 For backwards compatibility, we still support this usage. */
587#ifndef USE_REL
588#define USE_REL 0
3e932841 589#endif
bf572ba0
MM		 590
591/* Use these in new code. */
3e932841 592#ifndef elf_backend_may_use_rel_p
bf572ba0 593#define elf_backend_may_use_rel_p USE_REL
3e932841 594#endif
bf572ba0
MM		 595#ifndef elf_backend_may_use_rela_p
596#define elf_backend_may_use_rela_p !USE_REL
597#endif
3e932841 598#ifndef elf_backend_default_use_rela_p
bf572ba0
MM		 599#define elf_backend_default_use_rela_p !USE_REL
600#endif
d35fd659
RS		 601#ifndef elf_backend_rela_plts_and_copies_p
602#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
603#endif
bf572ba0 604
b491616a
AM		 605#ifndef elf_backend_rela_normal
606#define elf_backend_rela_normal 0
607#endif
608
4c45e5c9
JJ		 609#ifndef elf_backend_plt_sym_val
610#define elf_backend_plt_sym_val NULL
611#endif
612#ifndef elf_backend_relplt_name
613#define elf_backend_relplt_name NULL
614#endif
615
252b5132
RH		 616#ifndef ELF_MACHINE_ALT1
617#define ELF_MACHINE_ALT1 0
618#endif
619
620#ifndef ELF_MACHINE_ALT2
621#define ELF_MACHINE_ALT2 0
622#endif
623
624#ifndef elf_backend_size_info
625#define elf_backend_size_info _bfd_elfNN_size_info
626#endif
627
29ef7005
L		 628#ifndef elf_backend_special_sections
629#define elf_backend_special_sections NULL
630#endif
631
86dc0f79
RH		 632#ifndef elf_backend_sign_extend_vma
633#define elf_backend_sign_extend_vma 0
634#endif
635
185d09ad
L		 636#ifndef elf_backend_link_order_error_handler
637#define elf_backend_link_order_error_handler _bfd_default_error_handler
638#endif
639
a4d8e49b
L		 640#ifndef elf_backend_common_definition
641#define elf_backend_common_definition _bfd_elf_common_definition
642#endif
643
644#ifndef elf_backend_common_section_index
645#define elf_backend_common_section_index _bfd_elf_common_section_index
646#endif
647
648#ifndef elf_backend_common_section
649#define elf_backend_common_section _bfd_elf_common_section
650#endif
651
652#ifndef elf_backend_merge_symbol
653#define elf_backend_merge_symbol NULL
654#endif
655
fdc90cb4
JJ		 656#ifndef elf_backend_hash_symbol
657#define elf_backend_hash_symbol _bfd_elf_hash_symbol
658#endif
659
fcb93ecf
PB		 660#ifndef elf_backend_is_function_type
661#define elf_backend_is_function_type _bfd_elf_is_function_type
662#endif
663
9f296da3
AM		 664#ifndef elf_backend_maybe_function_sym
665#define elf_backend_maybe_function_sym _bfd_elf_maybe_function_sym
666#endif
667
0aabe54e
AM		 668#ifndef elf_match_priority
669#define elf_match_priority \
670 (ELF_ARCH == bfd_arch_unknown ? 2 : ELF_OSABI == ELFOSABI_NONE ? 1 : 0)
671#endif
672
252b5132
RH		 673extern const struct elf_size_info _bfd_elfNN_size_info;
674
24718e3b 675static struct elf_backend_data elfNN_bed =
252b5132 676{
252b5132 677 ELF_ARCH, /* arch */
ae95ffa6 678 ELF_TARGET_ID, /* target_id */
252b5132 679 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 680 ELF_OSABI, /* elf_osabi */
252b5132 681 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 682 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 683 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 684 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
23209a78 685 elf_backend_arch_data,
252b5132
RH		 686 elf_info_to_howto,
687 elf_info_to_howto_rel,
688 elf_backend_sym_is_global,
689 elf_backend_object_p,
690 elf_backend_symbol_processing,
691 elf_backend_symbol_table_processing,
692 elf_backend_get_symbol_type,
8387904d 693 elf_backend_archive_symbol_lookup,
174fd7f9 694 elf_backend_name_local_section_symbols,
252b5132
RH		 695 elf_backend_section_processing,
696 elf_backend_section_from_shdr,
fa152c49 697 elf_backend_section_flags,
551b43fd 698 elf_backend_get_sec_type_attr,
20cfcaae 699 elf_backend_section_from_phdr,
252b5132
RH		 700 elf_backend_fake_sections,
701 elf_backend_section_from_bfd_section,
702 elf_backend_add_symbol_hook,
703 elf_backend_link_output_symbol_hook,
704 elf_backend_create_dynamic_sections,
aee6f5b4 705 elf_backend_omit_section_dynsym,
13285a1b 706 elf_backend_relocs_compatible,
252b5132 707 elf_backend_check_relocs,
85fbca6a 708 elf_backend_check_directives,
e5034e59 709 elf_backend_notice_as_needed,
252b5132
RH		 710 elf_backend_adjust_dynamic_symbol,
711 elf_backend_always_size_sections,
712 elf_backend_size_dynamic_sections,
74541ad4 713 elf_backend_init_index_section,
252b5132
RH		 714 elf_backend_relocate_section,
715 elf_backend_finish_dynamic_symbol,
716 elf_backend_finish_dynamic_sections,
717 elf_backend_begin_write_processing,
718 elf_backend_final_write_processing,
719 elf_backend_additional_program_headers,
720 elf_backend_modify_segment_map,
e36284ab 721 elf_backend_modify_program_headers,
74f0fb50 722 elf_backend_gc_keep,
64d03ab5 723 elf_backend_gc_mark_dynamic_ref,
252b5132 724 elf_backend_gc_mark_hook,
6a5bb875 725 elf_backend_gc_mark_extra_sections,
252b5132 726 elf_backend_gc_sweep_hook,
e6c51ed4 727 elf_backend_post_process_headers,
587ff49e 728 elf_backend_print_symbol_all,
4e617b1e 729 elf_backend_output_arch_local_syms,
587ff49e 730 elf_backend_output_arch_syms,
c61b8717
RH		 731 elf_backend_copy_indirect_symbol,
732 elf_backend_hide_symbol,
508c3946 733 elf_backend_fixup_symbol,
9bf7216d 734 elf_backend_merge_symbol_attribute,
ad9563d6 735 elf_backend_get_target_dtag,
12ac1cf5 736 elf_backend_ignore_undef_symbol,
9317eacc
CM		 737 elf_backend_emit_relocs,
738 elf_backend_count_relocs,
bb0082d6
AM		 739 elf_backend_grok_prstatus,
740 elf_backend_grok_psinfo,
183e98be 741 elf_backend_write_core_note,
ae17ab41 742 elf_backend_lookup_section_flags_hook,
db6751f2 743 elf_backend_reloc_type_class,
73d074b4
DJ		 744 elf_backend_discard_info,
745 elf_backend_ignore_discarded_relocs,
8a696751 746 elf_backend_action_discarded,
8c946ed5 747 elf_backend_eh_frame_address_size,
ec3391e7
AO		 748 elf_backend_can_make_relative_eh_frame,
749 elf_backend_can_make_lsda_relative_eh_frame,
750 elf_backend_encode_eh_address,
73d074b4 751 elf_backend_write_section,
c6e90b02
TS		 752 elf_backend_mips_irix_compat,
753 elf_backend_mips_rtype_to_howto,
252b5132 754 elf_backend_ecoff_debug_swap,
8d6337fe 755 elf_backend_bfd_from_remote_memory,
4c45e5c9 756 elf_backend_plt_sym_val,
a4d8e49b
L		 757 elf_backend_common_definition,
758 elf_backend_common_section_index,
759 elf_backend_common_section,
760 elf_backend_merge_symbol,
fdc90cb4 761 elf_backend_hash_symbol,
fcb93ecf 762 elf_backend_is_function_type,
9f296da3 763 elf_backend_maybe_function_sym,
185d09ad 764 elf_backend_link_order_error_handler,
4c45e5c9 765 elf_backend_relplt_name,
252b5132
RH		 766 ELF_MACHINE_ALT1,
767 ELF_MACHINE_ALT2,
768 &elf_backend_size_info,
29ef7005 769 elf_backend_special_sections,
252b5132 770 elf_backend_got_header_size,
10455f89 771 elf_backend_got_elt_size,
104d59d1
JM		 772 elf_backend_obj_attrs_vendor,
773 elf_backend_obj_attrs_section,
774 elf_backend_obj_attrs_arg_type,
775 elf_backend_obj_attrs_section_type,
5aa6ff7c 776 elf_backend_obj_attrs_order,
e8b36cd1 777 elf_backend_obj_attrs_handle_unknown,
7dc98aea 778 elf_backend_static_tls_alignment,
04c3a755 779 elf_backend_stack_align,
86dc0f79
RH		 780 elf_backend_collect,
781 elf_backend_type_change_ok,
bf572ba0
MM		 782 elf_backend_may_use_rel_p,
783 elf_backend_may_use_rela_p,
784 elf_backend_default_use_rela_p,
d35fd659 785 elf_backend_rela_plts_and_copies_p,
b491616a 786 elf_backend_rela_normal,
86dc0f79 787 elf_backend_sign_extend_vma,
252b5132
RH		 788 elf_backend_want_got_plt,
789 elf_backend_plt_readonly,
790 elf_backend_want_plt_sym,
791 elf_backend_plt_not_loaded,
792 elf_backend_plt_alignment,
2ac8ce5f 793 elf_backend_can_gc_sections,
51b64d56 794 elf_backend_can_refcount,
7fda6dbc 795 elf_backend_want_got_sym,
5e8d7549 796 elf_backend_want_dynbss,
6bfdb61b 797 elf_backend_want_p_paddr_set_to_zero,
53291d1f
AM		 798 elf_backend_default_execstack,
799 elf_backend_caches_rawsize
252b5132
RH		 800};
801
c3c89269
NC		 802/* Forward declaration for use when initialising alternative_target field. */
803#ifdef TARGET_LITTLE_SYM
804extern const bfd_target TARGET_LITTLE_SYM;
805#endif
806
252b5132
RH		 807#ifdef TARGET_BIG_SYM
808const bfd_target TARGET_BIG_SYM =
809{
810 /* name: identify kind of target */
811 TARGET_BIG_NAME,
812
813 /* flavour: general indication about file */
814 bfd_target_elf_flavour,
815
816 /* byteorder: data is big endian */
817 BFD_ENDIAN_BIG,
818
819 /* header_byteorder: header is also big endian */
820 BFD_ENDIAN_BIG,
821
822 /* object_flags: mask of all file flags */
e0aae569 823 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 824 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 825
826 /* section_flags: mask of all section flags */
e0aae569
RH		 827 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
828 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 829 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 830
831 /* leading_symbol_char: is the first char of a user symbol
832 predictable, and if so what is it */
833 elf_symbol_leading_char,
834
835 /* ar_pad_char: pad character for filenames within an archive header
836 FIXME: this really has nothing to do with ELF, this is a characteristic
837 of the archiver and/or os and should be independently tunable */
838 '/',
839
840 /* ar_max_namelen: maximum number of characters in an archive header
841 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 842 of the archiver and should be independently tunable. The System V ABI,
843 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
844 15,
252b5132 845
0aabe54e
AM		 846 elf_match_priority,
847
252b5132
RH		 848 /* Routines to byte-swap various sized integers from the data sections */
849 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
850 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
851 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
852
853 /* Routines to byte-swap various sized integers from the file headers */
854 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
855 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
856 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
857
858 /* bfd_check_format: check the format of a file being read */
859 { _bfd_dummy_target, /* unknown format */
860 bfd_elfNN_object_p, /* assembler/linker output (object file) */
861 bfd_elfNN_archive_p, /* an archive */
862 bfd_elfNN_core_file_p /* a core file */
863 },
864
865 /* bfd_set_format: set the format of a file being written */
866 { bfd_false,
867 bfd_elfNN_mkobject,
868 bfd_elfNN_mkarchive,
869 bfd_elfNN_mkcorefile
870 },
871
872 /* bfd_write_contents: write cached information into a file being written */
873 { bfd_false,
874 bfd_elfNN_write_object_contents,
875 bfd_elfNN_write_archive_contents,
876 bfd_elfNN_write_corefile_contents,
877 },
878
e656e369
AM		 879 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
880 BFD_JUMP_TABLE_COPY (bfd_elfNN),
881 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 882#ifdef bfd_elfNN_archive_functions
e656e369 883 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 884#else
e656e369 885 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 886#endif
e656e369
AM		 887 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
888 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
889 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
890 BFD_JUMP_TABLE_LINK (bfd_elfNN),
891 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 892
c3c89269
NC		 893 /* Alternative endian target. */
894#ifdef TARGET_LITTLE_SYM
895 & TARGET_LITTLE_SYM,
896#else
897 NULL,
898#endif
899
252b5132 900 /* backend_data: */
9c5bfbb7 901 &elfNN_bed
252b5132
RH		 902};
903#endif
904
905#ifdef TARGET_LITTLE_SYM
906const bfd_target TARGET_LITTLE_SYM =
907{
908 /* name: identify kind of target */
909 TARGET_LITTLE_NAME,
910
911 /* flavour: general indication about file */
912 bfd_target_elf_flavour,
913
914 /* byteorder: data is little endian */
915 BFD_ENDIAN_LITTLE,
916
917 /* header_byteorder: header is also little endian */
918 BFD_ENDIAN_LITTLE,
919
920 /* object_flags: mask of all file flags */
e0aae569 921 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 922 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 923
924 /* section_flags: mask of all section flags */
e0aae569
RH		 925 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
926 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 927 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 928
929 /* leading_symbol_char: is the first char of a user symbol
930 predictable, and if so what is it */
931 elf_symbol_leading_char,
932
933 /* ar_pad_char: pad character for filenames within an archive header
934 FIXME: this really has nothing to do with ELF, this is a characteristic
935 of the archiver and/or os and should be independently tunable */
936 '/',
937
938 /* ar_max_namelen: maximum number of characters in an archive header
939 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 940 of the archiver and should be independently tunable. The System V ABI,
941 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
942 15,
252b5132 943
0aabe54e
AM		 944 elf_match_priority,
945
252b5132
RH		 946 /* Routines to byte-swap various sized integers from the data sections */
947 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
948 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
949 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
950
951 /* Routines to byte-swap various sized integers from the file headers */
952 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
953 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
954 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
955
956 /* bfd_check_format: check the format of a file being read */
957 { _bfd_dummy_target, /* unknown format */
958 bfd_elfNN_object_p, /* assembler/linker output (object file) */
959 bfd_elfNN_archive_p, /* an archive */
960 bfd_elfNN_core_file_p /* a core file */
961 },
962
963 /* bfd_set_format: set the format of a file being written */
964 { bfd_false,
965 bfd_elfNN_mkobject,
966 bfd_elfNN_mkarchive,
967 bfd_elfNN_mkcorefile
968 },
969
970 /* bfd_write_contents: write cached information into a file being written */
971 { bfd_false,
972 bfd_elfNN_write_object_contents,
973 bfd_elfNN_write_archive_contents,
974 bfd_elfNN_write_corefile_contents,
975 },
976
e656e369
AM		 977 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
978 BFD_JUMP_TABLE_COPY (bfd_elfNN),
979 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 980#ifdef bfd_elfNN_archive_functions
e656e369 981 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 982#else
e656e369 983 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 984#endif
e656e369
AM		 985 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
986 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
987 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
988 BFD_JUMP_TABLE_LINK (bfd_elfNN),
989 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 990
c3c89269
NC		 991 /* Alternative endian target. */
992#ifdef TARGET_BIG_SYM
993 & TARGET_BIG_SYM,
994#else
995 NULL,
996#endif
3e932841 997
252b5132 998 /* backend_data: */
9c5bfbb7 999 &elfNN_bed
252b5132
RH		 1000};
1001#endif
GDB Binutils - Deliverables
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