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[deliverable/binutils-gdb.git] / bfd / elfxx-target.h
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252b5132 1/* Target definitions for NN-bit ELF
f0abc2a1 2 Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
0aabe54e
AM		 3 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
4 Free Software Foundation, Inc.
252b5132 5
5e8d7549 6 This file is part of BFD, the Binary File Descriptor library.
252b5132 7
5e8d7549
NC		 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
cd123cb7 10 the Free Software Foundation; either version 3 of the License, or
5e8d7549 11 (at your option) any later version.
252b5132 12
5e8d7549
NC		 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.
252b5132 17
5e8d7549
NC		 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
cd123cb7
NC		 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 MA 02110-1301, USA. */
22
252b5132
RH		 23
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.
28
29 There are two such structures here: one for big-endian machines and
30 one for little-endian machines. */
31
957c6e41 32#ifndef bfd_elfNN_close_and_cleanup
252b5132 33#define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
957c6e41 34#endif
b25e3d87
L		 35#ifndef bfd_elfNN_bfd_free_cached_info
36#define bfd_elfNN_bfd_free_cached_info _bfd_free_cached_info
37#endif
252b5132
RH		 38#ifndef bfd_elfNN_get_section_contents
39#define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
40#endif
41
e656e369
AM		 42#define bfd_elfNN_canonicalize_dynamic_symtab \
43 _bfd_elf_canonicalize_dynamic_symtab
90e3cdf2 44#ifndef bfd_elfNN_get_synthetic_symtab
4c45e5c9
JJ		 45#define bfd_elfNN_get_synthetic_symtab \
46 _bfd_elf_get_synthetic_symtab
90e3cdf2 47#endif
fee24f1c 48#ifndef bfd_elfNN_canonicalize_reloc
252b5132 49#define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
fee24f1c 50#endif
252b5132
RH		 51#ifndef bfd_elfNN_find_nearest_line
52#define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
53#endif
4ab527b0
FF		 54#ifndef bfd_elfNN_find_inliner_info
55#define bfd_elfNN_find_inliner_info _bfd_elf_find_inliner_info
56#endif
252b5132
RH		 57#define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
58#define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
e656e369
AM		 59#define bfd_elfNN_get_dynamic_symtab_upper_bound \
60 _bfd_elf_get_dynamic_symtab_upper_bound
252b5132
RH		 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
64#endif
7cdc5bba 65#ifndef bfd_elfNN_get_symbol_info
252b5132 66#define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
7cdc5bba 67#endif
6cee3f79 68#define bfd_elfNN_canonicalize_symtab _bfd_elf_canonicalize_symtab
252b5132 69#define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
252b5132 70#define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
f0abc2a1 71#ifndef bfd_elfNN_new_section_hook
252b5132 72#define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
f0abc2a1 73#endif
252b5132
RH		 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
77#endif
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
81
82#define bfd_elfNN_get_section_contents_in_window \
83 _bfd_generic_get_section_contents_in_window
84
3c3bdf30
NC		 85#ifndef elf_backend_can_refcount
86#define elf_backend_can_refcount 0
87#endif
252b5132
RH		 88#ifndef elf_backend_want_got_plt
89#define elf_backend_want_got_plt 0
90#endif
91#ifndef elf_backend_plt_readonly
92#define elf_backend_plt_readonly 0
93#endif
94#ifndef elf_backend_want_plt_sym
95#define elf_backend_want_plt_sym 0
96#endif
97#ifndef elf_backend_plt_not_loaded
98#define elf_backend_plt_not_loaded 0
99#endif
100#ifndef elf_backend_plt_alignment
101#define elf_backend_plt_alignment 2
102#endif
3018b441
RH		 103#ifndef elf_backend_want_dynbss
104#define elf_backend_want_dynbss 1
105#endif
5e8d7549
NC		 106#ifndef elf_backend_want_p_paddr_set_to_zero
107#define elf_backend_want_p_paddr_set_to_zero 0
108#endif
6bfdb61b
AM		 109#ifndef elf_backend_default_execstack
110#define elf_backend_default_execstack 1
111#endif
252b5132
RH		 112
113#define bfd_elfNN_bfd_debug_info_start bfd_void
114#define bfd_elfNN_bfd_debug_info_end bfd_void
dc810e39 115#define bfd_elfNN_bfd_debug_info_accumulate \
198beae2 116 ((void (*) (bfd*, struct bfd_section *)) bfd_void)
252b5132
RH		 117
118#ifndef bfd_elfNN_bfd_get_relocated_section_contents
119#define bfd_elfNN_bfd_get_relocated_section_contents \
e656e369 120 bfd_generic_get_relocated_section_contents
252b5132
RH		 121#endif
122
123#ifndef bfd_elfNN_bfd_relax_section
124#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
125#endif
126
127#ifndef elf_backend_can_gc_sections
128#define elf_backend_can_gc_sections 0
129#endif
51b64d56
AM		 130#ifndef elf_backend_can_refcount
131#define elf_backend_can_refcount 0
132#endif
2517a57f
AM		 133#ifndef elf_backend_want_got_sym
134#define elf_backend_want_got_sym 1
135#endif
74f0fb50
AM		 136#ifndef elf_backend_gc_keep
137#define elf_backend_gc_keep _bfd_elf_gc_keep
138#endif
64d03ab5
AM		 139#ifndef elf_backend_gc_mark_dynamic_ref
140#define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
141#endif
252b5132 142#ifndef elf_backend_gc_mark_hook
07adf181 143#define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
252b5132 144#endif
6a5bb875
PB		 145#ifndef elf_backend_gc_mark_extra_sections
146#define elf_backend_gc_mark_extra_sections NULL
147#endif
252b5132
RH		 148#ifndef elf_backend_gc_sweep_hook
149#define elf_backend_gc_sweep_hook NULL
150#endif
151#ifndef bfd_elfNN_bfd_gc_sections
c152c796 152#define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
252b5132
RH		 153#endif
154
8550eb6e
JJ		 155#ifndef bfd_elfNN_bfd_merge_sections
156#define bfd_elfNN_bfd_merge_sections \
157 _bfd_elf_merge_sections
158#endif
159
72adc230
AM		 160#ifndef bfd_elfNN_bfd_is_group_section
161#define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
162#endif
163
b15c48d1
BE		 164#ifndef bfd_elfNN_bfd_discard_group
165#define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
166#endif
167
082b7297
L		 168#ifndef bfd_elfNN_section_already_linked
169#define bfd_elfNN_section_already_linked \
170 _bfd_elf_section_already_linked
171#endif
172
3023e3f6
RS		 173#ifndef bfd_elfNN_bfd_define_common_symbol
174#define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
175#endif
176
d1cf510e 177#ifndef bfd_elfNN_bfd_make_debug_symbol
252b5132 178#define bfd_elfNN_bfd_make_debug_symbol \
e656e369 179 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
d1cf510e 180#endif
252b5132
RH		 181
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
185#endif
186
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
190#endif
80fccad2
BW		 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
194#endif
252b5132
RH		 195#ifndef bfd_elfNN_bfd_copy_private_bfd_data
196#define bfd_elfNN_bfd_copy_private_bfd_data \
2d502050 197 _bfd_elf_copy_private_bfd_data
252b5132
RH		 198#endif
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
202#endif
203#ifndef bfd_elfNN_bfd_merge_private_bfd_data
204#define bfd_elfNN_bfd_merge_private_bfd_data \
e656e369 205 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
252b5132
RH		 206#endif
207#ifndef bfd_elfNN_bfd_set_private_flags
208#define bfd_elfNN_bfd_set_private_flags \
e656e369 209 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
252b5132
RH		 210#endif
211#ifndef bfd_elfNN_bfd_is_local_label_name
212#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
213#endif
3c9458e9
NC		 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)
217#endif
252b5132
RH		 218
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
222#endif
223#ifndef bfd_elfNN_canonicalize_dynamic_reloc
224#define bfd_elfNN_canonicalize_dynamic_reloc \
225 _bfd_elf_canonicalize_dynamic_reloc
226#endif
227
e2d34d7d
DJ		 228#ifndef bfd_elfNN_bfd_link_hash_table_free
229#define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
230#endif
231
8ea2e4bd 232#ifdef elf_backend_relocate_section
252b5132
RH		 233#ifndef bfd_elfNN_bfd_link_hash_table_create
234#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
235#endif
4ad4eba5
AM		 236#ifndef bfd_elfNN_bfd_link_add_symbols
237#define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
238#endif
c152c796
AM		 239#ifndef bfd_elfNN_bfd_final_link
240#define bfd_elfNN_bfd_final_link bfd_elf_final_link
241#endif
8ea2e4bd
NC		 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
251#endif
252b5132
RH		 252#ifndef bfd_elfNN_bfd_link_add_symbols
253#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
254#endif
255#ifndef bfd_elfNN_bfd_final_link
256#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
257#endif
258#endif /* ! defined (elf_backend_relocate_section) */
2d653fc7
AM		 259
260#ifndef bfd_elfNN_bfd_link_just_syms
261#define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
262#endif
263
1338dd10
PB		 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
267#endif
268
252b5132
RH		 269#ifndef bfd_elfNN_bfd_link_split_section
270#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
271#endif
272
273#ifndef bfd_elfNN_archive_p
274#define bfd_elfNN_archive_p bfd_generic_archive_p
275#endif
276
277#ifndef bfd_elfNN_write_archive_contents
278#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
279#endif
280
281#ifndef bfd_elfNN_mkobject
ae95ffa6 282#define bfd_elfNN_mkobject bfd_elf_make_object
252b5132
RH		 283#endif
284
285#ifndef bfd_elfNN_mkcorefile
286#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
287#endif
288
289#ifndef bfd_elfNN_mkarchive
290#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
291#endif
292
c152c796
AM		 293#ifndef bfd_elfNN_print_symbol
294#define bfd_elfNN_print_symbol bfd_elf_print_symbol
295#endif
296
252b5132
RH		 297#ifndef elf_symbol_leading_char
298#define elf_symbol_leading_char 0
299#endif
300
301#ifndef elf_info_to_howto
302#define elf_info_to_howto 0
303#endif
304
305#ifndef elf_info_to_howto_rel
306#define elf_info_to_howto_rel 0
307#endif
308
ae95ffa6
L		 309#ifndef ELF_TARGET_ID
310#define ELF_TARGET_ID GENERIC_ELF_DATA
311#endif
312
d1036acb
L		 313#ifndef ELF_OSABI
314#define ELF_OSABI ELFOSABI_NONE
315#endif
316
252b5132 317#ifndef ELF_MAXPAGESIZE
19ec0de7 318# error ELF_MAXPAGESIZE is not defined
79e5982f 319#define ELF_MAXPAGESIZE 1
252b5132
RH		 320#endif
321
19ec0de7
JK		 322#ifndef ELF_COMMONPAGESIZE
323#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
324#endif
325
b1342370 326#ifndef ELF_MINPAGESIZE
19ec0de7 327#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ		 328#endif
329
19ec0de7
JK		 330#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
331# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
332#endif
333#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
334# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L		 335#endif
336
e5a52504
MM		 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)
342#endif
343
252b5132 344#ifndef elf_backend_collect
b34976b6 345#define elf_backend_collect FALSE
252b5132
RH		 346#endif
347#ifndef elf_backend_type_change_ok
b34976b6 348#define elf_backend_type_change_ok FALSE
252b5132
RH		 349#endif
350
351#ifndef elf_backend_sym_is_global
352#define elf_backend_sym_is_global 0
353#endif
354#ifndef elf_backend_object_p
355#define elf_backend_object_p 0
356#endif
357#ifndef elf_backend_symbol_processing
358#define elf_backend_symbol_processing 0
359#endif
360#ifndef elf_backend_symbol_table_processing
361#define elf_backend_symbol_table_processing 0
362#endif
363#ifndef elf_backend_get_symbol_type
364#define elf_backend_get_symbol_type 0
365#endif
8387904d
AM		 366#ifndef elf_backend_archive_symbol_lookup
367#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
368#endif
174fd7f9
RS		 369#ifndef elf_backend_name_local_section_symbols
370#define elf_backend_name_local_section_symbols 0
371#endif
252b5132
RH		 372#ifndef elf_backend_section_processing
373#define elf_backend_section_processing 0
374#endif
375#ifndef elf_backend_section_from_shdr
8c1acd09 376#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 377#endif
fa152c49
JW		 378#ifndef elf_backend_section_flags
379#define elf_backend_section_flags 0
380#endif
551b43fd
AM		 381#ifndef elf_backend_get_sec_type_attr
382#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
383#endif
20cfcaae 384#ifndef elf_backend_section_from_phdr
8c1acd09 385#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 386#endif
252b5132
RH		 387#ifndef elf_backend_fake_sections
388#define elf_backend_fake_sections 0
389#endif
390#ifndef elf_backend_section_from_bfd_section
391#define elf_backend_section_from_bfd_section 0
392#endif
393#ifndef elf_backend_add_symbol_hook
394#define elf_backend_add_symbol_hook 0
395#endif
396#ifndef elf_backend_link_output_symbol_hook
397#define elf_backend_link_output_symbol_hook 0
398#endif
399#ifndef elf_backend_create_dynamic_sections
400#define elf_backend_create_dynamic_sections 0
401#endif
aee6f5b4
AO		 402#ifndef elf_backend_omit_section_dynsym
403#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
404#endif
13285a1b
AM		 405#ifndef elf_backend_relocs_compatible
406#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
407#endif
252b5132
RH		 408#ifndef elf_backend_check_relocs
409#define elf_backend_check_relocs 0
410#endif
85fbca6a
NC		 411#ifndef elf_backend_check_directives
412#define elf_backend_check_directives 0
413#endif
97fed1c9
JJ		 414#ifndef elf_backend_as_needed_cleanup
415#define elf_backend_as_needed_cleanup 0
416#endif
252b5132
RH		 417#ifndef elf_backend_adjust_dynamic_symbol
418#define elf_backend_adjust_dynamic_symbol 0
419#endif
420#ifndef elf_backend_always_size_sections
421#define elf_backend_always_size_sections 0
422#endif
423#ifndef elf_backend_size_dynamic_sections
424#define elf_backend_size_dynamic_sections 0
425#endif
74541ad4
AM		 426#ifndef elf_backend_init_index_section
427#define elf_backend_init_index_section \
428 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
429#endif
252b5132
RH		 430#ifndef elf_backend_relocate_section
431#define elf_backend_relocate_section 0
432#endif
433#ifndef elf_backend_finish_dynamic_symbol
434#define elf_backend_finish_dynamic_symbol 0
435#endif
436#ifndef elf_backend_finish_dynamic_sections
437#define elf_backend_finish_dynamic_sections 0
438#endif
439#ifndef elf_backend_begin_write_processing
440#define elf_backend_begin_write_processing 0
441#endif
442#ifndef elf_backend_final_write_processing
443#define elf_backend_final_write_processing 0
444#endif
445#ifndef elf_backend_additional_program_headers
446#define elf_backend_additional_program_headers 0
447#endif
448#ifndef elf_backend_modify_segment_map
449#define elf_backend_modify_segment_map 0
450#endif
e36284ab
AM		 451#ifndef elf_backend_modify_program_headers
452#define elf_backend_modify_program_headers 0
453#endif
252b5132
RH		 454#ifndef elf_backend_ecoff_debug_swap
455#define elf_backend_ecoff_debug_swap 0
456#endif
8d6337fe
RM		 457#ifndef elf_backend_bfd_from_remote_memory
458#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
459#endif
252b5132
RH		 460#ifndef elf_backend_got_header_size
461#define elf_backend_got_header_size 0
462#endif
10455f89
HPN		 463#ifndef elf_backend_got_elt_size
464#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
465#endif
104d59d1
JM		 466#ifndef elf_backend_obj_attrs_vendor
467#define elf_backend_obj_attrs_vendor NULL
468#endif
469#ifndef elf_backend_obj_attrs_section
470#define elf_backend_obj_attrs_section NULL
471#endif
472#ifndef elf_backend_obj_attrs_arg_type
473#define elf_backend_obj_attrs_arg_type NULL
474#endif
475#ifndef elf_backend_obj_attrs_section_type
476#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
477#endif
5aa6ff7c
AS		 478#ifndef elf_backend_obj_attrs_order
479#define elf_backend_obj_attrs_order NULL
480#endif
e8b36cd1
JM		 481#ifndef elf_backend_obj_attrs_handle_unknown
482#define elf_backend_obj_attrs_handle_unknown NULL
483#endif
7dc98aea
RO		 484#ifndef elf_backend_static_tls_alignment
485#define elf_backend_static_tls_alignment 1
486#endif
e6c51ed4
NC		 487#ifndef elf_backend_post_process_headers
488#define elf_backend_post_process_headers NULL
489#endif
587ff49e
RH		 490#ifndef elf_backend_print_symbol_all
491#define elf_backend_print_symbol_all NULL
492#endif
4e617b1e
PB		 493#ifndef elf_backend_output_arch_local_syms
494#define elf_backend_output_arch_local_syms NULL
495#endif
587ff49e
RH		 496#ifndef elf_backend_output_arch_syms
497#define elf_backend_output_arch_syms NULL
498#endif
c61b8717
RH		 499#ifndef elf_backend_copy_indirect_symbol
500#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
501#endif
502#ifndef elf_backend_hide_symbol
503#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
504#endif
508c3946
L		 505#ifndef elf_backend_fixup_symbol
506#define elf_backend_fixup_symbol NULL
507#endif
9bf7216d
KK		 508#ifndef elf_backend_merge_symbol_attribute
509#define elf_backend_merge_symbol_attribute NULL
510#endif
ad9563d6
CM		 511#ifndef elf_backend_get_target_dtag
512#define elf_backend_get_target_dtag NULL
513#endif
12ac1cf5
NC		 514#ifndef elf_backend_ignore_undef_symbol
515#define elf_backend_ignore_undef_symbol NULL
516#endif
9317eacc 517#ifndef elf_backend_emit_relocs
eac338cf 518#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM		 519#endif
520#ifndef elf_backend_count_relocs
521#define elf_backend_count_relocs NULL
522#endif
bb0082d6
AM		 523#ifndef elf_backend_grok_prstatus
524#define elf_backend_grok_prstatus NULL
525#endif
526#ifndef elf_backend_grok_psinfo
527#define elf_backend_grok_psinfo NULL
528#endif
183e98be
AM		 529#ifndef elf_backend_write_core_note
530#define elf_backend_write_core_note NULL
531#endif
db6751f2
JJ		 532#ifndef elf_backend_reloc_type_class
533#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
534#endif
73d074b4
DJ		 535#ifndef elf_backend_discard_info
536#define elf_backend_discard_info NULL
537#endif
538#ifndef elf_backend_ignore_discarded_relocs
539#define elf_backend_ignore_discarded_relocs NULL
540#endif
8a696751
AM		 541#ifndef elf_backend_action_discarded
542#define elf_backend_action_discarded _bfd_elf_default_action_discarded
543#endif
8c946ed5
RS		 544#ifndef elf_backend_eh_frame_address_size
545#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
546#endif
ec3391e7
AO		 547#ifndef elf_backend_can_make_relative_eh_frame
548#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
549#endif
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
552#endif
553#ifndef elf_backend_encode_eh_address
554#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
555#endif
73d074b4
DJ		 556#ifndef elf_backend_write_section
557#define elf_backend_write_section NULL
558#endif
c6e90b02
TS		 559#ifndef elf_backend_mips_irix_compat
560#define elf_backend_mips_irix_compat NULL
561#endif
562#ifndef elf_backend_mips_rtype_to_howto
563#define elf_backend_mips_rtype_to_howto NULL
564#endif
c61b8717 565
bf572ba0
MM		 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. */
570#ifndef USE_REL
571#define USE_REL 0
3e932841 572#endif
bf572ba0
MM		 573
574/* Use these in new code. */
3e932841 575#ifndef elf_backend_may_use_rel_p
bf572ba0 576#define elf_backend_may_use_rel_p USE_REL
3e932841 577#endif
bf572ba0
MM		 578#ifndef elf_backend_may_use_rela_p
579#define elf_backend_may_use_rela_p !USE_REL
580#endif
3e932841 581#ifndef elf_backend_default_use_rela_p
bf572ba0
MM		 582#define elf_backend_default_use_rela_p !USE_REL
583#endif
d35fd659
RS		 584#ifndef elf_backend_rela_plts_and_copies_p
585#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
586#endif
bf572ba0 587
b491616a
AM		 588#ifndef elf_backend_rela_normal
589#define elf_backend_rela_normal 0
590#endif
591
4c45e5c9
JJ		 592#ifndef elf_backend_plt_sym_val
593#define elf_backend_plt_sym_val NULL
594#endif
595#ifndef elf_backend_relplt_name
596#define elf_backend_relplt_name NULL
597#endif
598
252b5132
RH		 599#ifndef ELF_MACHINE_ALT1
600#define ELF_MACHINE_ALT1 0
601#endif
602
603#ifndef ELF_MACHINE_ALT2
604#define ELF_MACHINE_ALT2 0
605#endif
606
607#ifndef elf_backend_size_info
608#define elf_backend_size_info _bfd_elfNN_size_info
609#endif
610
29ef7005
L		 611#ifndef elf_backend_special_sections
612#define elf_backend_special_sections NULL
613#endif
614
86dc0f79
RH		 615#ifndef elf_backend_sign_extend_vma
616#define elf_backend_sign_extend_vma 0
617#endif
618
185d09ad
L		 619#ifndef elf_backend_link_order_error_handler
620#define elf_backend_link_order_error_handler _bfd_default_error_handler
621#endif
622
a4d8e49b
L		 623#ifndef elf_backend_common_definition
624#define elf_backend_common_definition _bfd_elf_common_definition
625#endif
626
627#ifndef elf_backend_common_section_index
628#define elf_backend_common_section_index _bfd_elf_common_section_index
629#endif
630
631#ifndef elf_backend_common_section
632#define elf_backend_common_section _bfd_elf_common_section
633#endif
634
635#ifndef elf_backend_merge_symbol
636#define elf_backend_merge_symbol NULL
637#endif
638
fdc90cb4
JJ		 639#ifndef elf_backend_hash_symbol
640#define elf_backend_hash_symbol _bfd_elf_hash_symbol
641#endif
642
fcb93ecf
PB		 643#ifndef elf_backend_is_function_type
644#define elf_backend_is_function_type _bfd_elf_is_function_type
645#endif
646
0aabe54e
AM		 647#ifndef elf_match_priority
648#define elf_match_priority \
649 (ELF_ARCH == bfd_arch_unknown ? 2 : ELF_OSABI == ELFOSABI_NONE ? 1 : 0)
650#endif
651
252b5132
RH		 652extern const struct elf_size_info _bfd_elfNN_size_info;
653
24718e3b 654static struct elf_backend_data elfNN_bed =
252b5132 655{
252b5132 656 ELF_ARCH, /* arch */
ae95ffa6 657 ELF_TARGET_ID, /* target_id */
252b5132 658 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 659 ELF_OSABI, /* elf_osabi */
252b5132 660 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 661 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 662 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 663 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
252b5132
RH		 664 elf_info_to_howto,
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,
8387904d 671 elf_backend_archive_symbol_lookup,
174fd7f9 672 elf_backend_name_local_section_symbols,
252b5132
RH		 673 elf_backend_section_processing,
674 elf_backend_section_from_shdr,
fa152c49 675 elf_backend_section_flags,
551b43fd 676 elf_backend_get_sec_type_attr,
20cfcaae 677 elf_backend_section_from_phdr,
252b5132
RH		 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,
aee6f5b4 683 elf_backend_omit_section_dynsym,
13285a1b 684 elf_backend_relocs_compatible,
252b5132 685 elf_backend_check_relocs,
85fbca6a 686 elf_backend_check_directives,
97fed1c9 687 elf_backend_as_needed_cleanup,
252b5132
RH		 688 elf_backend_adjust_dynamic_symbol,
689 elf_backend_always_size_sections,
690 elf_backend_size_dynamic_sections,
74541ad4 691 elf_backend_init_index_section,
252b5132
RH		 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,
e36284ab 699 elf_backend_modify_program_headers,
74f0fb50 700 elf_backend_gc_keep,
64d03ab5 701 elf_backend_gc_mark_dynamic_ref,
252b5132 702 elf_backend_gc_mark_hook,
6a5bb875 703 elf_backend_gc_mark_extra_sections,
252b5132 704 elf_backend_gc_sweep_hook,
e6c51ed4 705 elf_backend_post_process_headers,
587ff49e 706 elf_backend_print_symbol_all,
4e617b1e 707 elf_backend_output_arch_local_syms,
587ff49e 708 elf_backend_output_arch_syms,
c61b8717
RH		 709 elf_backend_copy_indirect_symbol,
710 elf_backend_hide_symbol,
508c3946 711 elf_backend_fixup_symbol,
9bf7216d 712 elf_backend_merge_symbol_attribute,
ad9563d6 713 elf_backend_get_target_dtag,
12ac1cf5 714 elf_backend_ignore_undef_symbol,
9317eacc
CM		 715 elf_backend_emit_relocs,
716 elf_backend_count_relocs,
bb0082d6
AM		 717 elf_backend_grok_prstatus,
718 elf_backend_grok_psinfo,
183e98be 719 elf_backend_write_core_note,
db6751f2 720 elf_backend_reloc_type_class,
73d074b4
DJ		 721 elf_backend_discard_info,
722 elf_backend_ignore_discarded_relocs,
8a696751 723 elf_backend_action_discarded,
8c946ed5 724 elf_backend_eh_frame_address_size,
ec3391e7
AO		 725 elf_backend_can_make_relative_eh_frame,
726 elf_backend_can_make_lsda_relative_eh_frame,
727 elf_backend_encode_eh_address,
73d074b4 728 elf_backend_write_section,
c6e90b02
TS		 729 elf_backend_mips_irix_compat,
730 elf_backend_mips_rtype_to_howto,
252b5132 731 elf_backend_ecoff_debug_swap,
8d6337fe 732 elf_backend_bfd_from_remote_memory,
4c45e5c9 733 elf_backend_plt_sym_val,
a4d8e49b
L		 734 elf_backend_common_definition,
735 elf_backend_common_section_index,
736 elf_backend_common_section,
737 elf_backend_merge_symbol,
fdc90cb4 738 elf_backend_hash_symbol,
fcb93ecf 739 elf_backend_is_function_type,
185d09ad 740 elf_backend_link_order_error_handler,
4c45e5c9 741 elf_backend_relplt_name,
252b5132
RH		 742 ELF_MACHINE_ALT1,
743 ELF_MACHINE_ALT2,
744 &elf_backend_size_info,
29ef7005 745 elf_backend_special_sections,
252b5132 746 elf_backend_got_header_size,
10455f89 747 elf_backend_got_elt_size,
104d59d1
JM		 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,
5aa6ff7c 752 elf_backend_obj_attrs_order,
e8b36cd1 753 elf_backend_obj_attrs_handle_unknown,
7dc98aea 754 elf_backend_static_tls_alignment,
86dc0f79
RH		 755 elf_backend_collect,
756 elf_backend_type_change_ok,
bf572ba0
MM		 757 elf_backend_may_use_rel_p,
758 elf_backend_may_use_rela_p,
759 elf_backend_default_use_rela_p,
d35fd659 760 elf_backend_rela_plts_and_copies_p,
b491616a 761 elf_backend_rela_normal,
86dc0f79 762 elf_backend_sign_extend_vma,
252b5132
RH		 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,
2ac8ce5f 768 elf_backend_can_gc_sections,
51b64d56 769 elf_backend_can_refcount,
7fda6dbc 770 elf_backend_want_got_sym,
5e8d7549 771 elf_backend_want_dynbss,
6bfdb61b
AM		 772 elf_backend_want_p_paddr_set_to_zero,
773 elf_backend_default_execstack
252b5132
RH		 774};
775
c3c89269
NC		 776/* Forward declaration for use when initialising alternative_target field. */
777#ifdef TARGET_LITTLE_SYM
778extern const bfd_target TARGET_LITTLE_SYM;
779#endif
780
252b5132
RH		 781#ifdef TARGET_BIG_SYM
782const bfd_target TARGET_BIG_SYM =
783{
784 /* name: identify kind of target */
785 TARGET_BIG_NAME,
786
787 /* flavour: general indication about file */
788 bfd_target_elf_flavour,
789
790 /* byteorder: data is big endian */
791 BFD_ENDIAN_BIG,
792
793 /* header_byteorder: header is also big endian */
794 BFD_ENDIAN_BIG,
795
796 /* object_flags: mask of all file flags */
e0aae569 797 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 798 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 799
800 /* section_flags: mask of all section flags */
e0aae569
RH		 801 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
802 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 803 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 804
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,
808
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 */
812 '/',
813
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
a1aefc76
NC		 816 of the archiver and should be independently tunable. The System V ABI,
817 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
818 15,
252b5132 819
0aabe54e
AM		 820 elf_match_priority,
821
252b5132
RH		 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,
826
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,
831
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 */
837 },
838
839 /* bfd_set_format: set the format of a file being written */
840 { bfd_false,
841 bfd_elfNN_mkobject,
842 bfd_elfNN_mkarchive,
843 bfd_elfNN_mkcorefile
844 },
845
846 /* bfd_write_contents: write cached information into a file being written */
847 { bfd_false,
848 bfd_elfNN_write_object_contents,
849 bfd_elfNN_write_archive_contents,
850 bfd_elfNN_write_corefile_contents,
851 },
852
e656e369
AM		 853 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
854 BFD_JUMP_TABLE_COPY (bfd_elfNN),
855 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 856#ifdef bfd_elfNN_archive_functions
e656e369 857 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 858#else
e656e369 859 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 860#endif
e656e369
AM		 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),
252b5132 866
c3c89269
NC		 867 /* Alternative endian target. */
868#ifdef TARGET_LITTLE_SYM
869 & TARGET_LITTLE_SYM,
870#else
871 NULL,
872#endif
873
252b5132 874 /* backend_data: */
9c5bfbb7 875 &elfNN_bed
252b5132
RH		 876};
877#endif
878
879#ifdef TARGET_LITTLE_SYM
880const bfd_target TARGET_LITTLE_SYM =
881{
882 /* name: identify kind of target */
883 TARGET_LITTLE_NAME,
884
885 /* flavour: general indication about file */
886 bfd_target_elf_flavour,
887
888 /* byteorder: data is little endian */
889 BFD_ENDIAN_LITTLE,
890
891 /* header_byteorder: header is also little endian */
892 BFD_ENDIAN_LITTLE,
893
894 /* object_flags: mask of all file flags */
e0aae569 895 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 896 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 897
898 /* section_flags: mask of all section flags */
e0aae569
RH		 899 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
900 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 901 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 902
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,
906
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 */
910 '/',
911
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
a1aefc76
NC		 914 of the archiver and should be independently tunable. The System V ABI,
915 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
916 15,
252b5132 917
0aabe54e
AM		 918 elf_match_priority,
919
252b5132
RH		 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,
924
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,
929
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 */
935 },
936
937 /* bfd_set_format: set the format of a file being written */
938 { bfd_false,
939 bfd_elfNN_mkobject,
940 bfd_elfNN_mkarchive,
941 bfd_elfNN_mkcorefile
942 },
943
944 /* bfd_write_contents: write cached information into a file being written */
945 { bfd_false,
946 bfd_elfNN_write_object_contents,
947 bfd_elfNN_write_archive_contents,
948 bfd_elfNN_write_corefile_contents,
949 },
950
e656e369
AM		 951 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
952 BFD_JUMP_TABLE_COPY (bfd_elfNN),
953 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 954#ifdef bfd_elfNN_archive_functions
e656e369 955 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 956#else
e656e369 957 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 958#endif
e656e369
AM		 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),
252b5132 964
c3c89269
NC		 965 /* Alternative endian target. */
966#ifdef TARGET_BIG_SYM
967 & TARGET_BIG_SYM,
968#else
969 NULL,
970#endif
3e932841 971
252b5132 972 /* backend_data: */
9c5bfbb7 973 &elfNN_bed
252b5132
RH		 974};
975#endif
GDB Binutils - Deliverables
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