* elflink.c (is_reloc_section): New function. Returns true if the
[deliverable/binutils-gdb.git] / bfd / elfxx-target.h
CommitLineData
252b5132 1/* Target definitions for NN-bit ELF
f0abc2a1 2 Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
74f0fb50 3 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
252b5132 4
5e8d7549 5 This file is part of BFD, the Binary File Descriptor library.
252b5132 6
5e8d7549
NC
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
cd123cb7 9 the Free Software Foundation; either version 3 of the License, or
5e8d7549 10 (at your option) any later version.
252b5132 11
5e8d7549
NC
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
252b5132 16
5e8d7549
NC
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
cd123cb7
NC
19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20 MA 02110-1301, USA. */
21
252b5132
RH
22
23/* This structure contains everything that BFD knows about a target.
24 It includes things like its byte order, name, what routines to call
25 to do various operations, etc. Every BFD points to a target structure
26 with its "xvec" member.
27
28 There are two such structures here: one for big-endian machines and
29 one for little-endian machines. */
30
957c6e41 31#ifndef bfd_elfNN_close_and_cleanup
252b5132 32#define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
957c6e41 33#endif
b25e3d87
L
34#ifndef bfd_elfNN_bfd_free_cached_info
35#define bfd_elfNN_bfd_free_cached_info _bfd_free_cached_info
36#endif
252b5132
RH
37#ifndef bfd_elfNN_get_section_contents
38#define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
39#endif
40
e656e369
AM
41#define bfd_elfNN_canonicalize_dynamic_symtab \
42 _bfd_elf_canonicalize_dynamic_symtab
90e3cdf2 43#ifndef bfd_elfNN_get_synthetic_symtab
4c45e5c9
JJ
44#define bfd_elfNN_get_synthetic_symtab \
45 _bfd_elf_get_synthetic_symtab
90e3cdf2 46#endif
fee24f1c 47#ifndef bfd_elfNN_canonicalize_reloc
252b5132 48#define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
fee24f1c 49#endif
252b5132
RH
50#ifndef bfd_elfNN_find_nearest_line
51#define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
52#endif
4ab527b0
FF
53#ifndef bfd_elfNN_find_inliner_info
54#define bfd_elfNN_find_inliner_info _bfd_elf_find_inliner_info
55#endif
252b5132
RH
56#define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
57#define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
e656e369
AM
58#define bfd_elfNN_get_dynamic_symtab_upper_bound \
59 _bfd_elf_get_dynamic_symtab_upper_bound
252b5132
RH
60#define bfd_elfNN_get_lineno _bfd_elf_get_lineno
61#ifndef bfd_elfNN_get_reloc_upper_bound
62#define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
63#endif
7cdc5bba 64#ifndef bfd_elfNN_get_symbol_info
252b5132 65#define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
7cdc5bba 66#endif
6cee3f79 67#define bfd_elfNN_canonicalize_symtab _bfd_elf_canonicalize_symtab
252b5132 68#define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
252b5132 69#define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
f0abc2a1 70#ifndef bfd_elfNN_new_section_hook
252b5132 71#define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
f0abc2a1 72#endif
252b5132
RH
73#define bfd_elfNN_set_arch_mach _bfd_elf_set_arch_mach
74#ifndef bfd_elfNN_set_section_contents
75#define bfd_elfNN_set_section_contents _bfd_elf_set_section_contents
76#endif
77#define bfd_elfNN_sizeof_headers _bfd_elf_sizeof_headers
78#define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
79#define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
80
81#define bfd_elfNN_get_section_contents_in_window \
82 _bfd_generic_get_section_contents_in_window
83
3c3bdf30
NC
84#ifndef elf_backend_can_refcount
85#define elf_backend_can_refcount 0
86#endif
252b5132
RH
87#ifndef elf_backend_want_got_plt
88#define elf_backend_want_got_plt 0
89#endif
90#ifndef elf_backend_plt_readonly
91#define elf_backend_plt_readonly 0
92#endif
93#ifndef elf_backend_want_plt_sym
94#define elf_backend_want_plt_sym 0
95#endif
96#ifndef elf_backend_plt_not_loaded
97#define elf_backend_plt_not_loaded 0
98#endif
99#ifndef elf_backend_plt_alignment
100#define elf_backend_plt_alignment 2
101#endif
3018b441
RH
102#ifndef elf_backend_want_dynbss
103#define elf_backend_want_dynbss 1
104#endif
5e8d7549
NC
105#ifndef elf_backend_want_p_paddr_set_to_zero
106#define elf_backend_want_p_paddr_set_to_zero 0
107#endif
6bfdb61b
AM
108#ifndef elf_backend_default_execstack
109#define elf_backend_default_execstack 1
110#endif
252b5132
RH
111
112#define bfd_elfNN_bfd_debug_info_start bfd_void
113#define bfd_elfNN_bfd_debug_info_end bfd_void
dc810e39 114#define bfd_elfNN_bfd_debug_info_accumulate \
198beae2 115 ((void (*) (bfd*, struct bfd_section *)) bfd_void)
252b5132
RH
116
117#ifndef bfd_elfNN_bfd_get_relocated_section_contents
118#define bfd_elfNN_bfd_get_relocated_section_contents \
e656e369 119 bfd_generic_get_relocated_section_contents
252b5132
RH
120#endif
121
122#ifndef bfd_elfNN_bfd_relax_section
123#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
124#endif
125
126#ifndef elf_backend_can_gc_sections
127#define elf_backend_can_gc_sections 0
128#endif
51b64d56
AM
129#ifndef elf_backend_can_refcount
130#define elf_backend_can_refcount 0
131#endif
2517a57f
AM
132#ifndef elf_backend_want_got_sym
133#define elf_backend_want_got_sym 1
134#endif
74f0fb50
AM
135#ifndef elf_backend_gc_keep
136#define elf_backend_gc_keep _bfd_elf_gc_keep
137#endif
64d03ab5
AM
138#ifndef elf_backend_gc_mark_dynamic_ref
139#define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
140#endif
252b5132 141#ifndef elf_backend_gc_mark_hook
07adf181 142#define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
252b5132 143#endif
6a5bb875
PB
144#ifndef elf_backend_gc_mark_extra_sections
145#define elf_backend_gc_mark_extra_sections NULL
146#endif
252b5132
RH
147#ifndef elf_backend_gc_sweep_hook
148#define elf_backend_gc_sweep_hook NULL
149#endif
150#ifndef bfd_elfNN_bfd_gc_sections
c152c796 151#define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
252b5132
RH
152#endif
153
8550eb6e
JJ
154#ifndef bfd_elfNN_bfd_merge_sections
155#define bfd_elfNN_bfd_merge_sections \
156 _bfd_elf_merge_sections
157#endif
158
72adc230
AM
159#ifndef bfd_elfNN_bfd_is_group_section
160#define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
161#endif
162
b15c48d1
BE
163#ifndef bfd_elfNN_bfd_discard_group
164#define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
165#endif
166
082b7297
L
167#ifndef bfd_elfNN_section_already_linked
168#define bfd_elfNN_section_already_linked \
169 _bfd_elf_section_already_linked
170#endif
171
d1cf510e 172#ifndef bfd_elfNN_bfd_make_debug_symbol
252b5132 173#define bfd_elfNN_bfd_make_debug_symbol \
e656e369 174 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
d1cf510e 175#endif
252b5132
RH
176
177#ifndef bfd_elfNN_bfd_copy_private_symbol_data
178#define bfd_elfNN_bfd_copy_private_symbol_data \
179 _bfd_elf_copy_private_symbol_data
180#endif
181
182#ifndef bfd_elfNN_bfd_copy_private_section_data
183#define bfd_elfNN_bfd_copy_private_section_data \
184 _bfd_elf_copy_private_section_data
185#endif
80fccad2
BW
186#ifndef bfd_elfNN_bfd_copy_private_header_data
187#define bfd_elfNN_bfd_copy_private_header_data \
188 _bfd_elf_copy_private_header_data
189#endif
252b5132
RH
190#ifndef bfd_elfNN_bfd_copy_private_bfd_data
191#define bfd_elfNN_bfd_copy_private_bfd_data \
2d502050 192 _bfd_elf_copy_private_bfd_data
252b5132
RH
193#endif
194#ifndef bfd_elfNN_bfd_print_private_bfd_data
195#define bfd_elfNN_bfd_print_private_bfd_data \
196 _bfd_elf_print_private_bfd_data
197#endif
198#ifndef bfd_elfNN_bfd_merge_private_bfd_data
199#define bfd_elfNN_bfd_merge_private_bfd_data \
e656e369 200 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
252b5132
RH
201#endif
202#ifndef bfd_elfNN_bfd_set_private_flags
203#define bfd_elfNN_bfd_set_private_flags \
e656e369 204 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
252b5132
RH
205#endif
206#ifndef bfd_elfNN_bfd_is_local_label_name
207#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
208#endif
3c9458e9
NC
209#ifndef bfd_elfNN_bfd_is_target_special_symbol
210#define bfd_elfNN_bfd_is_target_special_symbol \
211 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
212#endif
252b5132
RH
213
214#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
215#define bfd_elfNN_get_dynamic_reloc_upper_bound \
216 _bfd_elf_get_dynamic_reloc_upper_bound
217#endif
218#ifndef bfd_elfNN_canonicalize_dynamic_reloc
219#define bfd_elfNN_canonicalize_dynamic_reloc \
220 _bfd_elf_canonicalize_dynamic_reloc
221#endif
222
e2d34d7d
DJ
223#ifndef bfd_elfNN_bfd_link_hash_table_free
224#define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
225#endif
226
8ea2e4bd 227#ifdef elf_backend_relocate_section
252b5132
RH
228#ifndef bfd_elfNN_bfd_link_hash_table_create
229#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
230#endif
4ad4eba5
AM
231#ifndef bfd_elfNN_bfd_link_add_symbols
232#define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
233#endif
c152c796
AM
234#ifndef bfd_elfNN_bfd_final_link
235#define bfd_elfNN_bfd_final_link bfd_elf_final_link
236#endif
8ea2e4bd
NC
237#else /* ! defined (elf_backend_relocate_section) */
238/* If no backend relocate_section routine, use the generic linker.
239 Note - this will prevent the port from being able to use some of
240 the other features of the ELF linker, because the generic hash structure
241 does not have the fields needed by the ELF linker. In particular it
242 means that linking directly to S-records will not work. */
243#ifndef bfd_elfNN_bfd_link_hash_table_create
244#define bfd_elfNN_bfd_link_hash_table_create \
245 _bfd_generic_link_hash_table_create
246#endif
252b5132
RH
247#ifndef bfd_elfNN_bfd_link_add_symbols
248#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
249#endif
250#ifndef bfd_elfNN_bfd_final_link
251#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
252#endif
253#endif /* ! defined (elf_backend_relocate_section) */
2d653fc7
AM
254
255#ifndef bfd_elfNN_bfd_link_just_syms
256#define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
257#endif
258
252b5132
RH
259#ifndef bfd_elfNN_bfd_link_split_section
260#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
261#endif
262
263#ifndef bfd_elfNN_archive_p
264#define bfd_elfNN_archive_p bfd_generic_archive_p
265#endif
266
267#ifndef bfd_elfNN_write_archive_contents
268#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
269#endif
270
271#ifndef bfd_elfNN_mkobject
0ffa91dd 272#define bfd_elfNN_mkobject bfd_elf_make_generic_object
252b5132
RH
273#endif
274
275#ifndef bfd_elfNN_mkcorefile
276#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
277#endif
278
279#ifndef bfd_elfNN_mkarchive
280#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
281#endif
282
c152c796
AM
283#ifndef bfd_elfNN_print_symbol
284#define bfd_elfNN_print_symbol bfd_elf_print_symbol
285#endif
286
252b5132
RH
287#ifndef elf_symbol_leading_char
288#define elf_symbol_leading_char 0
289#endif
290
291#ifndef elf_info_to_howto
292#define elf_info_to_howto 0
293#endif
294
295#ifndef elf_info_to_howto_rel
296#define elf_info_to_howto_rel 0
297#endif
298
d1036acb
L
299#ifndef ELF_OSABI
300#define ELF_OSABI ELFOSABI_NONE
301#endif
302
252b5132 303#ifndef ELF_MAXPAGESIZE
19ec0de7 304# error ELF_MAXPAGESIZE is not defined
79e5982f 305#define ELF_MAXPAGESIZE 1
252b5132
RH
306#endif
307
19ec0de7
JK
308#ifndef ELF_COMMONPAGESIZE
309#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
310#endif
311
b1342370 312#ifndef ELF_MINPAGESIZE
19ec0de7 313#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ
314#endif
315
19ec0de7
JK
316#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
317# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
318#endif
319#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
320# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L
321#endif
322
e5a52504
MM
323#ifndef ELF_DYNAMIC_SEC_FLAGS
324/* Note that we set the SEC_IN_MEMORY flag for these sections. */
325#define ELF_DYNAMIC_SEC_FLAGS \
326 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
327 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
328#endif
329
252b5132 330#ifndef elf_backend_collect
b34976b6 331#define elf_backend_collect FALSE
252b5132
RH
332#endif
333#ifndef elf_backend_type_change_ok
b34976b6 334#define elf_backend_type_change_ok FALSE
252b5132
RH
335#endif
336
337#ifndef elf_backend_sym_is_global
338#define elf_backend_sym_is_global 0
339#endif
340#ifndef elf_backend_object_p
341#define elf_backend_object_p 0
342#endif
343#ifndef elf_backend_symbol_processing
344#define elf_backend_symbol_processing 0
345#endif
346#ifndef elf_backend_symbol_table_processing
347#define elf_backend_symbol_table_processing 0
348#endif
349#ifndef elf_backend_get_symbol_type
350#define elf_backend_get_symbol_type 0
351#endif
8387904d
AM
352#ifndef elf_backend_archive_symbol_lookup
353#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
354#endif
174fd7f9
RS
355#ifndef elf_backend_name_local_section_symbols
356#define elf_backend_name_local_section_symbols 0
357#endif
252b5132
RH
358#ifndef elf_backend_section_processing
359#define elf_backend_section_processing 0
360#endif
361#ifndef elf_backend_section_from_shdr
8c1acd09 362#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 363#endif
fa152c49
JW
364#ifndef elf_backend_section_flags
365#define elf_backend_section_flags 0
366#endif
551b43fd
AM
367#ifndef elf_backend_get_sec_type_attr
368#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
369#endif
20cfcaae 370#ifndef elf_backend_section_from_phdr
8c1acd09 371#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 372#endif
252b5132
RH
373#ifndef elf_backend_fake_sections
374#define elf_backend_fake_sections 0
375#endif
376#ifndef elf_backend_section_from_bfd_section
377#define elf_backend_section_from_bfd_section 0
378#endif
379#ifndef elf_backend_add_symbol_hook
380#define elf_backend_add_symbol_hook 0
381#endif
382#ifndef elf_backend_link_output_symbol_hook
383#define elf_backend_link_output_symbol_hook 0
384#endif
385#ifndef elf_backend_create_dynamic_sections
386#define elf_backend_create_dynamic_sections 0
387#endif
aee6f5b4
AO
388#ifndef elf_backend_omit_section_dynsym
389#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
390#endif
13285a1b
AM
391#ifndef elf_backend_relocs_compatible
392#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
393#endif
252b5132
RH
394#ifndef elf_backend_check_relocs
395#define elf_backend_check_relocs 0
396#endif
85fbca6a
NC
397#ifndef elf_backend_check_directives
398#define elf_backend_check_directives 0
399#endif
97fed1c9
JJ
400#ifndef elf_backend_as_needed_cleanup
401#define elf_backend_as_needed_cleanup 0
402#endif
252b5132
RH
403#ifndef elf_backend_adjust_dynamic_symbol
404#define elf_backend_adjust_dynamic_symbol 0
405#endif
406#ifndef elf_backend_always_size_sections
407#define elf_backend_always_size_sections 0
408#endif
409#ifndef elf_backend_size_dynamic_sections
410#define elf_backend_size_dynamic_sections 0
411#endif
74541ad4
AM
412#ifndef elf_backend_init_index_section
413#define elf_backend_init_index_section \
414 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
415#endif
252b5132
RH
416#ifndef elf_backend_relocate_section
417#define elf_backend_relocate_section 0
418#endif
419#ifndef elf_backend_finish_dynamic_symbol
420#define elf_backend_finish_dynamic_symbol 0
421#endif
422#ifndef elf_backend_finish_dynamic_sections
423#define elf_backend_finish_dynamic_sections 0
424#endif
425#ifndef elf_backend_begin_write_processing
426#define elf_backend_begin_write_processing 0
427#endif
428#ifndef elf_backend_final_write_processing
429#define elf_backend_final_write_processing 0
430#endif
431#ifndef elf_backend_additional_program_headers
432#define elf_backend_additional_program_headers 0
433#endif
434#ifndef elf_backend_modify_segment_map
435#define elf_backend_modify_segment_map 0
436#endif
e36284ab
AM
437#ifndef elf_backend_modify_program_headers
438#define elf_backend_modify_program_headers 0
439#endif
252b5132
RH
440#ifndef elf_backend_ecoff_debug_swap
441#define elf_backend_ecoff_debug_swap 0
442#endif
8d6337fe
RM
443#ifndef elf_backend_bfd_from_remote_memory
444#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
445#endif
252b5132
RH
446#ifndef elf_backend_got_header_size
447#define elf_backend_got_header_size 0
448#endif
10455f89
HPN
449#ifndef elf_backend_got_elt_size
450#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
451#endif
104d59d1
JM
452#ifndef elf_backend_obj_attrs_vendor
453#define elf_backend_obj_attrs_vendor NULL
454#endif
455#ifndef elf_backend_obj_attrs_section
456#define elf_backend_obj_attrs_section NULL
457#endif
458#ifndef elf_backend_obj_attrs_arg_type
459#define elf_backend_obj_attrs_arg_type NULL
460#endif
461#ifndef elf_backend_obj_attrs_section_type
462#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
463#endif
e6c51ed4
NC
464#ifndef elf_backend_post_process_headers
465#define elf_backend_post_process_headers NULL
466#endif
587ff49e
RH
467#ifndef elf_backend_print_symbol_all
468#define elf_backend_print_symbol_all NULL
469#endif
4e617b1e
PB
470#ifndef elf_backend_output_arch_local_syms
471#define elf_backend_output_arch_local_syms NULL
472#endif
587ff49e
RH
473#ifndef elf_backend_output_arch_syms
474#define elf_backend_output_arch_syms NULL
475#endif
c61b8717
RH
476#ifndef elf_backend_copy_indirect_symbol
477#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
478#endif
479#ifndef elf_backend_hide_symbol
480#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
481#endif
508c3946
L
482#ifndef elf_backend_fixup_symbol
483#define elf_backend_fixup_symbol NULL
484#endif
9bf7216d
KK
485#ifndef elf_backend_merge_symbol_attribute
486#define elf_backend_merge_symbol_attribute NULL
487#endif
ad9563d6
CM
488#ifndef elf_backend_get_target_dtag
489#define elf_backend_get_target_dtag NULL
490#endif
12ac1cf5
NC
491#ifndef elf_backend_ignore_undef_symbol
492#define elf_backend_ignore_undef_symbol NULL
493#endif
9317eacc 494#ifndef elf_backend_emit_relocs
eac338cf 495#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM
496#endif
497#ifndef elf_backend_count_relocs
498#define elf_backend_count_relocs NULL
499#endif
bb0082d6
AM
500#ifndef elf_backend_grok_prstatus
501#define elf_backend_grok_prstatus NULL
502#endif
503#ifndef elf_backend_grok_psinfo
504#define elf_backend_grok_psinfo NULL
505#endif
183e98be
AM
506#ifndef elf_backend_write_core_note
507#define elf_backend_write_core_note NULL
508#endif
db6751f2
JJ
509#ifndef elf_backend_reloc_type_class
510#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
511#endif
73d074b4
DJ
512#ifndef elf_backend_discard_info
513#define elf_backend_discard_info NULL
514#endif
515#ifndef elf_backend_ignore_discarded_relocs
516#define elf_backend_ignore_discarded_relocs NULL
517#endif
8a696751
AM
518#ifndef elf_backend_action_discarded
519#define elf_backend_action_discarded _bfd_elf_default_action_discarded
520#endif
8c946ed5
RS
521#ifndef elf_backend_eh_frame_address_size
522#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
523#endif
ec3391e7
AO
524#ifndef elf_backend_can_make_relative_eh_frame
525#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
526#endif
527#ifndef elf_backend_can_make_lsda_relative_eh_frame
528#define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
529#endif
530#ifndef elf_backend_encode_eh_address
531#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
532#endif
73d074b4
DJ
533#ifndef elf_backend_write_section
534#define elf_backend_write_section NULL
535#endif
c6e90b02
TS
536#ifndef elf_backend_mips_irix_compat
537#define elf_backend_mips_irix_compat NULL
538#endif
539#ifndef elf_backend_mips_rtype_to_howto
540#define elf_backend_mips_rtype_to_howto NULL
541#endif
c61b8717 542
bf572ba0
MM
543/* Previously, backends could only use SHT_REL or SHT_RELA relocation
544 sections, but not both. They defined USE_REL to indicate SHT_REL
545 sections, and left it undefined to indicated SHT_RELA sections.
546 For backwards compatibility, we still support this usage. */
547#ifndef USE_REL
548#define USE_REL 0
3e932841 549#endif
bf572ba0
MM
550
551/* Use these in new code. */
3e932841 552#ifndef elf_backend_may_use_rel_p
bf572ba0 553#define elf_backend_may_use_rel_p USE_REL
3e932841 554#endif
bf572ba0
MM
555#ifndef elf_backend_may_use_rela_p
556#define elf_backend_may_use_rela_p !USE_REL
557#endif
3e932841 558#ifndef elf_backend_default_use_rela_p
bf572ba0
MM
559#define elf_backend_default_use_rela_p !USE_REL
560#endif
d35fd659
RS
561#ifndef elf_backend_rela_plts_and_copies_p
562#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
563#endif
bf572ba0 564
b491616a
AM
565#ifndef elf_backend_rela_normal
566#define elf_backend_rela_normal 0
567#endif
568
4c45e5c9
JJ
569#ifndef elf_backend_plt_sym_val
570#define elf_backend_plt_sym_val NULL
571#endif
572#ifndef elf_backend_relplt_name
573#define elf_backend_relplt_name NULL
574#endif
575
252b5132
RH
576#ifndef ELF_MACHINE_ALT1
577#define ELF_MACHINE_ALT1 0
578#endif
579
580#ifndef ELF_MACHINE_ALT2
581#define ELF_MACHINE_ALT2 0
582#endif
583
584#ifndef elf_backend_size_info
585#define elf_backend_size_info _bfd_elfNN_size_info
586#endif
587
29ef7005
L
588#ifndef elf_backend_special_sections
589#define elf_backend_special_sections NULL
590#endif
591
86dc0f79
RH
592#ifndef elf_backend_sign_extend_vma
593#define elf_backend_sign_extend_vma 0
594#endif
595
185d09ad
L
596#ifndef elf_backend_link_order_error_handler
597#define elf_backend_link_order_error_handler _bfd_default_error_handler
598#endif
599
a4d8e49b
L
600#ifndef elf_backend_common_definition
601#define elf_backend_common_definition _bfd_elf_common_definition
602#endif
603
604#ifndef elf_backend_common_section_index
605#define elf_backend_common_section_index _bfd_elf_common_section_index
606#endif
607
608#ifndef elf_backend_common_section
609#define elf_backend_common_section _bfd_elf_common_section
610#endif
611
612#ifndef elf_backend_merge_symbol
613#define elf_backend_merge_symbol NULL
614#endif
615
fdc90cb4
JJ
616#ifndef elf_backend_hash_symbol
617#define elf_backend_hash_symbol _bfd_elf_hash_symbol
618#endif
619
fcb93ecf
PB
620#ifndef elf_backend_is_function_type
621#define elf_backend_is_function_type _bfd_elf_is_function_type
622#endif
623
252b5132
RH
624extern const struct elf_size_info _bfd_elfNN_size_info;
625
24718e3b 626static struct elf_backend_data elfNN_bed =
252b5132 627{
252b5132
RH
628 ELF_ARCH, /* arch */
629 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 630 ELF_OSABI, /* elf_osabi */
252b5132 631 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 632 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 633 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 634 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
252b5132
RH
635 elf_info_to_howto,
636 elf_info_to_howto_rel,
637 elf_backend_sym_is_global,
638 elf_backend_object_p,
639 elf_backend_symbol_processing,
640 elf_backend_symbol_table_processing,
641 elf_backend_get_symbol_type,
8387904d 642 elf_backend_archive_symbol_lookup,
174fd7f9 643 elf_backend_name_local_section_symbols,
252b5132
RH
644 elf_backend_section_processing,
645 elf_backend_section_from_shdr,
fa152c49 646 elf_backend_section_flags,
551b43fd 647 elf_backend_get_sec_type_attr,
20cfcaae 648 elf_backend_section_from_phdr,
252b5132
RH
649 elf_backend_fake_sections,
650 elf_backend_section_from_bfd_section,
651 elf_backend_add_symbol_hook,
652 elf_backend_link_output_symbol_hook,
653 elf_backend_create_dynamic_sections,
aee6f5b4 654 elf_backend_omit_section_dynsym,
13285a1b 655 elf_backend_relocs_compatible,
252b5132 656 elf_backend_check_relocs,
85fbca6a 657 elf_backend_check_directives,
97fed1c9 658 elf_backend_as_needed_cleanup,
252b5132
RH
659 elf_backend_adjust_dynamic_symbol,
660 elf_backend_always_size_sections,
661 elf_backend_size_dynamic_sections,
74541ad4 662 elf_backend_init_index_section,
252b5132
RH
663 elf_backend_relocate_section,
664 elf_backend_finish_dynamic_symbol,
665 elf_backend_finish_dynamic_sections,
666 elf_backend_begin_write_processing,
667 elf_backend_final_write_processing,
668 elf_backend_additional_program_headers,
669 elf_backend_modify_segment_map,
e36284ab 670 elf_backend_modify_program_headers,
74f0fb50 671 elf_backend_gc_keep,
64d03ab5 672 elf_backend_gc_mark_dynamic_ref,
252b5132 673 elf_backend_gc_mark_hook,
6a5bb875 674 elf_backend_gc_mark_extra_sections,
252b5132 675 elf_backend_gc_sweep_hook,
e6c51ed4 676 elf_backend_post_process_headers,
587ff49e 677 elf_backend_print_symbol_all,
4e617b1e 678 elf_backend_output_arch_local_syms,
587ff49e 679 elf_backend_output_arch_syms,
c61b8717
RH
680 elf_backend_copy_indirect_symbol,
681 elf_backend_hide_symbol,
508c3946 682 elf_backend_fixup_symbol,
9bf7216d 683 elf_backend_merge_symbol_attribute,
ad9563d6 684 elf_backend_get_target_dtag,
12ac1cf5 685 elf_backend_ignore_undef_symbol,
9317eacc
CM
686 elf_backend_emit_relocs,
687 elf_backend_count_relocs,
bb0082d6
AM
688 elf_backend_grok_prstatus,
689 elf_backend_grok_psinfo,
183e98be 690 elf_backend_write_core_note,
db6751f2 691 elf_backend_reloc_type_class,
73d074b4
DJ
692 elf_backend_discard_info,
693 elf_backend_ignore_discarded_relocs,
8a696751 694 elf_backend_action_discarded,
8c946ed5 695 elf_backend_eh_frame_address_size,
ec3391e7
AO
696 elf_backend_can_make_relative_eh_frame,
697 elf_backend_can_make_lsda_relative_eh_frame,
698 elf_backend_encode_eh_address,
73d074b4 699 elf_backend_write_section,
c6e90b02
TS
700 elf_backend_mips_irix_compat,
701 elf_backend_mips_rtype_to_howto,
252b5132 702 elf_backend_ecoff_debug_swap,
8d6337fe 703 elf_backend_bfd_from_remote_memory,
4c45e5c9 704 elf_backend_plt_sym_val,
a4d8e49b
L
705 elf_backend_common_definition,
706 elf_backend_common_section_index,
707 elf_backend_common_section,
708 elf_backend_merge_symbol,
fdc90cb4 709 elf_backend_hash_symbol,
fcb93ecf 710 elf_backend_is_function_type,
185d09ad 711 elf_backend_link_order_error_handler,
4c45e5c9 712 elf_backend_relplt_name,
252b5132
RH
713 ELF_MACHINE_ALT1,
714 ELF_MACHINE_ALT2,
715 &elf_backend_size_info,
29ef7005 716 elf_backend_special_sections,
252b5132 717 elf_backend_got_header_size,
10455f89 718 elf_backend_got_elt_size,
104d59d1
JM
719 elf_backend_obj_attrs_vendor,
720 elf_backend_obj_attrs_section,
721 elf_backend_obj_attrs_arg_type,
722 elf_backend_obj_attrs_section_type,
86dc0f79
RH
723 elf_backend_collect,
724 elf_backend_type_change_ok,
bf572ba0
MM
725 elf_backend_may_use_rel_p,
726 elf_backend_may_use_rela_p,
727 elf_backend_default_use_rela_p,
d35fd659 728 elf_backend_rela_plts_and_copies_p,
b491616a 729 elf_backend_rela_normal,
86dc0f79 730 elf_backend_sign_extend_vma,
252b5132
RH
731 elf_backend_want_got_plt,
732 elf_backend_plt_readonly,
733 elf_backend_want_plt_sym,
734 elf_backend_plt_not_loaded,
735 elf_backend_plt_alignment,
2ac8ce5f 736 elf_backend_can_gc_sections,
51b64d56 737 elf_backend_can_refcount,
7fda6dbc 738 elf_backend_want_got_sym,
5e8d7549 739 elf_backend_want_dynbss,
6bfdb61b
AM
740 elf_backend_want_p_paddr_set_to_zero,
741 elf_backend_default_execstack
252b5132
RH
742};
743
c3c89269
NC
744/* Forward declaration for use when initialising alternative_target field. */
745#ifdef TARGET_LITTLE_SYM
746extern const bfd_target TARGET_LITTLE_SYM;
747#endif
748
252b5132
RH
749#ifdef TARGET_BIG_SYM
750const bfd_target TARGET_BIG_SYM =
751{
752 /* name: identify kind of target */
753 TARGET_BIG_NAME,
754
755 /* flavour: general indication about file */
756 bfd_target_elf_flavour,
757
758 /* byteorder: data is big endian */
759 BFD_ENDIAN_BIG,
760
761 /* header_byteorder: header is also big endian */
762 BFD_ENDIAN_BIG,
763
764 /* object_flags: mask of all file flags */
e0aae569
RH
765 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
766 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH
767
768 /* section_flags: mask of all section flags */
e0aae569
RH
769 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
770 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 771 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH
772
773 /* leading_symbol_char: is the first char of a user symbol
774 predictable, and if so what is it */
775 elf_symbol_leading_char,
776
777 /* ar_pad_char: pad character for filenames within an archive header
778 FIXME: this really has nothing to do with ELF, this is a characteristic
779 of the archiver and/or os and should be independently tunable */
780 '/',
781
782 /* ar_max_namelen: maximum number of characters in an archive header
783 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC
784 of the archiver and should be independently tunable. The System V ABI,
785 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
786 15,
252b5132
RH
787
788 /* Routines to byte-swap various sized integers from the data sections */
789 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
790 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
791 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
792
793 /* Routines to byte-swap various sized integers from the file headers */
794 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
795 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
796 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
797
798 /* bfd_check_format: check the format of a file being read */
799 { _bfd_dummy_target, /* unknown format */
800 bfd_elfNN_object_p, /* assembler/linker output (object file) */
801 bfd_elfNN_archive_p, /* an archive */
802 bfd_elfNN_core_file_p /* a core file */
803 },
804
805 /* bfd_set_format: set the format of a file being written */
806 { bfd_false,
807 bfd_elfNN_mkobject,
808 bfd_elfNN_mkarchive,
809 bfd_elfNN_mkcorefile
810 },
811
812 /* bfd_write_contents: write cached information into a file being written */
813 { bfd_false,
814 bfd_elfNN_write_object_contents,
815 bfd_elfNN_write_archive_contents,
816 bfd_elfNN_write_corefile_contents,
817 },
818
e656e369
AM
819 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
820 BFD_JUMP_TABLE_COPY (bfd_elfNN),
821 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 822#ifdef bfd_elfNN_archive_functions
e656e369 823 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 824#else
e656e369 825 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 826#endif
e656e369
AM
827 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
828 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
829 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
830 BFD_JUMP_TABLE_LINK (bfd_elfNN),
831 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 832
c3c89269
NC
833 /* Alternative endian target. */
834#ifdef TARGET_LITTLE_SYM
835 & TARGET_LITTLE_SYM,
836#else
837 NULL,
838#endif
839
252b5132 840 /* backend_data: */
9c5bfbb7 841 &elfNN_bed
252b5132
RH
842};
843#endif
844
845#ifdef TARGET_LITTLE_SYM
846const bfd_target TARGET_LITTLE_SYM =
847{
848 /* name: identify kind of target */
849 TARGET_LITTLE_NAME,
850
851 /* flavour: general indication about file */
852 bfd_target_elf_flavour,
853
854 /* byteorder: data is little endian */
855 BFD_ENDIAN_LITTLE,
856
857 /* header_byteorder: header is also little endian */
858 BFD_ENDIAN_LITTLE,
859
860 /* object_flags: mask of all file flags */
e0aae569
RH
861 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
862 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH
863
864 /* section_flags: mask of all section flags */
e0aae569
RH
865 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
866 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 867 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH
868
869 /* leading_symbol_char: is the first char of a user symbol
870 predictable, and if so what is it */
871 elf_symbol_leading_char,
872
873 /* ar_pad_char: pad character for filenames within an archive header
874 FIXME: this really has nothing to do with ELF, this is a characteristic
875 of the archiver and/or os and should be independently tunable */
876 '/',
877
878 /* ar_max_namelen: maximum number of characters in an archive header
879 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC
880 of the archiver and should be independently tunable. The System V ABI,
881 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
882 15,
252b5132
RH
883
884 /* Routines to byte-swap various sized integers from the data sections */
885 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
886 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
887 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
888
889 /* Routines to byte-swap various sized integers from the file headers */
890 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
891 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
892 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
893
894 /* bfd_check_format: check the format of a file being read */
895 { _bfd_dummy_target, /* unknown format */
896 bfd_elfNN_object_p, /* assembler/linker output (object file) */
897 bfd_elfNN_archive_p, /* an archive */
898 bfd_elfNN_core_file_p /* a core file */
899 },
900
901 /* bfd_set_format: set the format of a file being written */
902 { bfd_false,
903 bfd_elfNN_mkobject,
904 bfd_elfNN_mkarchive,
905 bfd_elfNN_mkcorefile
906 },
907
908 /* bfd_write_contents: write cached information into a file being written */
909 { bfd_false,
910 bfd_elfNN_write_object_contents,
911 bfd_elfNN_write_archive_contents,
912 bfd_elfNN_write_corefile_contents,
913 },
914
e656e369
AM
915 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
916 BFD_JUMP_TABLE_COPY (bfd_elfNN),
917 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 918#ifdef bfd_elfNN_archive_functions
e656e369 919 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 920#else
e656e369 921 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 922#endif
e656e369
AM
923 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
924 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
925 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
926 BFD_JUMP_TABLE_LINK (bfd_elfNN),
927 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 928
c3c89269
NC
929 /* Alternative endian target. */
930#ifdef TARGET_BIG_SYM
931 & TARGET_BIG_SYM,
932#else
933 NULL,
934#endif
3e932841 935
252b5132 936 /* backend_data: */
9c5bfbb7 937 &elfNN_bed
252b5132
RH
938};
939#endif
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