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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,
aa820537 3 2003, 2004, 2005, 2006, 2007, 2008, 2009 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
3023e3f6
RS		 172#ifndef bfd_elfNN_bfd_define_common_symbol
173#define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
174#endif
175
d1cf510e 176#ifndef bfd_elfNN_bfd_make_debug_symbol
252b5132 177#define bfd_elfNN_bfd_make_debug_symbol \
e656e369 178 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
d1cf510e 179#endif
252b5132
RH		 180
181#ifndef bfd_elfNN_bfd_copy_private_symbol_data
182#define bfd_elfNN_bfd_copy_private_symbol_data \
183 _bfd_elf_copy_private_symbol_data
184#endif
185
186#ifndef bfd_elfNN_bfd_copy_private_section_data
187#define bfd_elfNN_bfd_copy_private_section_data \
188 _bfd_elf_copy_private_section_data
189#endif
80fccad2
BW		 190#ifndef bfd_elfNN_bfd_copy_private_header_data
191#define bfd_elfNN_bfd_copy_private_header_data \
192 _bfd_elf_copy_private_header_data
193#endif
252b5132
RH		 194#ifndef bfd_elfNN_bfd_copy_private_bfd_data
195#define bfd_elfNN_bfd_copy_private_bfd_data \
2d502050 196 _bfd_elf_copy_private_bfd_data
252b5132
RH		 197#endif
198#ifndef bfd_elfNN_bfd_print_private_bfd_data
199#define bfd_elfNN_bfd_print_private_bfd_data \
200 _bfd_elf_print_private_bfd_data
201#endif
202#ifndef bfd_elfNN_bfd_merge_private_bfd_data
203#define bfd_elfNN_bfd_merge_private_bfd_data \
e656e369 204 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
252b5132
RH		 205#endif
206#ifndef bfd_elfNN_bfd_set_private_flags
207#define bfd_elfNN_bfd_set_private_flags \
e656e369 208 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
252b5132
RH		 209#endif
210#ifndef bfd_elfNN_bfd_is_local_label_name
211#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
212#endif
3c9458e9
NC		 213#ifndef bfd_elfNN_bfd_is_target_special_symbol
214#define bfd_elfNN_bfd_is_target_special_symbol \
215 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
216#endif
252b5132
RH		 217
218#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
219#define bfd_elfNN_get_dynamic_reloc_upper_bound \
220 _bfd_elf_get_dynamic_reloc_upper_bound
221#endif
222#ifndef bfd_elfNN_canonicalize_dynamic_reloc
223#define bfd_elfNN_canonicalize_dynamic_reloc \
224 _bfd_elf_canonicalize_dynamic_reloc
225#endif
226
e2d34d7d
DJ		 227#ifndef bfd_elfNN_bfd_link_hash_table_free
228#define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
229#endif
230
8ea2e4bd 231#ifdef elf_backend_relocate_section
252b5132
RH		 232#ifndef bfd_elfNN_bfd_link_hash_table_create
233#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
234#endif
4ad4eba5
AM		 235#ifndef bfd_elfNN_bfd_link_add_symbols
236#define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
237#endif
c152c796
AM		 238#ifndef bfd_elfNN_bfd_final_link
239#define bfd_elfNN_bfd_final_link bfd_elf_final_link
240#endif
8ea2e4bd
NC		 241#else /* ! defined (elf_backend_relocate_section) */
242/* If no backend relocate_section routine, use the generic linker.
243 Note - this will prevent the port from being able to use some of
244 the other features of the ELF linker, because the generic hash structure
245 does not have the fields needed by the ELF linker. In particular it
246 means that linking directly to S-records will not work. */
247#ifndef bfd_elfNN_bfd_link_hash_table_create
248#define bfd_elfNN_bfd_link_hash_table_create \
249 _bfd_generic_link_hash_table_create
250#endif
252b5132
RH		 251#ifndef bfd_elfNN_bfd_link_add_symbols
252#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
253#endif
254#ifndef bfd_elfNN_bfd_final_link
255#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
256#endif
257#endif /* ! defined (elf_backend_relocate_section) */
2d653fc7
AM		 258
259#ifndef bfd_elfNN_bfd_link_just_syms
260#define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
261#endif
262
252b5132
RH		 263#ifndef bfd_elfNN_bfd_link_split_section
264#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
265#endif
266
267#ifndef bfd_elfNN_archive_p
268#define bfd_elfNN_archive_p bfd_generic_archive_p
269#endif
270
271#ifndef bfd_elfNN_write_archive_contents
272#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
273#endif
274
275#ifndef bfd_elfNN_mkobject
0ffa91dd 276#define bfd_elfNN_mkobject bfd_elf_make_generic_object
252b5132
RH		 277#endif
278
279#ifndef bfd_elfNN_mkcorefile
280#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
281#endif
282
283#ifndef bfd_elfNN_mkarchive
284#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
285#endif
286
c152c796
AM		 287#ifndef bfd_elfNN_print_symbol
288#define bfd_elfNN_print_symbol bfd_elf_print_symbol
289#endif
290
252b5132
RH		 291#ifndef elf_symbol_leading_char
292#define elf_symbol_leading_char 0
293#endif
294
295#ifndef elf_info_to_howto
296#define elf_info_to_howto 0
297#endif
298
299#ifndef elf_info_to_howto_rel
300#define elf_info_to_howto_rel 0
301#endif
302
d1036acb
L		 303#ifndef ELF_OSABI
304#define ELF_OSABI ELFOSABI_NONE
305#endif
306
252b5132 307#ifndef ELF_MAXPAGESIZE
19ec0de7 308# error ELF_MAXPAGESIZE is not defined
79e5982f 309#define ELF_MAXPAGESIZE 1
252b5132
RH		 310#endif
311
19ec0de7
JK		 312#ifndef ELF_COMMONPAGESIZE
313#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
314#endif
315
b1342370 316#ifndef ELF_MINPAGESIZE
19ec0de7 317#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ		 318#endif
319
19ec0de7
JK		 320#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
321# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
322#endif
323#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
324# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L		 325#endif
326
e5a52504
MM		 327#ifndef ELF_DYNAMIC_SEC_FLAGS
328/* Note that we set the SEC_IN_MEMORY flag for these sections. */
329#define ELF_DYNAMIC_SEC_FLAGS \
330 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
331 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
332#endif
333
252b5132 334#ifndef elf_backend_collect
b34976b6 335#define elf_backend_collect FALSE
252b5132
RH		 336#endif
337#ifndef elf_backend_type_change_ok
b34976b6 338#define elf_backend_type_change_ok FALSE
252b5132
RH		 339#endif
340
341#ifndef elf_backend_sym_is_global
342#define elf_backend_sym_is_global 0
343#endif
344#ifndef elf_backend_object_p
345#define elf_backend_object_p 0
346#endif
347#ifndef elf_backend_symbol_processing
348#define elf_backend_symbol_processing 0
349#endif
350#ifndef elf_backend_symbol_table_processing
351#define elf_backend_symbol_table_processing 0
352#endif
353#ifndef elf_backend_get_symbol_type
354#define elf_backend_get_symbol_type 0
355#endif
8387904d
AM		 356#ifndef elf_backend_archive_symbol_lookup
357#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
358#endif
174fd7f9
RS		 359#ifndef elf_backend_name_local_section_symbols
360#define elf_backend_name_local_section_symbols 0
361#endif
252b5132
RH		 362#ifndef elf_backend_section_processing
363#define elf_backend_section_processing 0
364#endif
365#ifndef elf_backend_section_from_shdr
8c1acd09 366#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 367#endif
fa152c49
JW		 368#ifndef elf_backend_section_flags
369#define elf_backend_section_flags 0
370#endif
551b43fd
AM		 371#ifndef elf_backend_get_sec_type_attr
372#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
373#endif
20cfcaae 374#ifndef elf_backend_section_from_phdr
8c1acd09 375#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 376#endif
252b5132
RH		 377#ifndef elf_backend_fake_sections
378#define elf_backend_fake_sections 0
379#endif
380#ifndef elf_backend_section_from_bfd_section
381#define elf_backend_section_from_bfd_section 0
382#endif
383#ifndef elf_backend_add_symbol_hook
384#define elf_backend_add_symbol_hook 0
385#endif
386#ifndef elf_backend_link_output_symbol_hook
387#define elf_backend_link_output_symbol_hook 0
388#endif
389#ifndef elf_backend_create_dynamic_sections
390#define elf_backend_create_dynamic_sections 0
391#endif
aee6f5b4
AO		 392#ifndef elf_backend_omit_section_dynsym
393#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
394#endif
13285a1b
AM		 395#ifndef elf_backend_relocs_compatible
396#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
397#endif
252b5132
RH		 398#ifndef elf_backend_check_relocs
399#define elf_backend_check_relocs 0
400#endif
85fbca6a
NC		 401#ifndef elf_backend_check_directives
402#define elf_backend_check_directives 0
403#endif
97fed1c9
JJ		 404#ifndef elf_backend_as_needed_cleanup
405#define elf_backend_as_needed_cleanup 0
406#endif
252b5132
RH		 407#ifndef elf_backend_adjust_dynamic_symbol
408#define elf_backend_adjust_dynamic_symbol 0
409#endif
410#ifndef elf_backend_always_size_sections
411#define elf_backend_always_size_sections 0
412#endif
413#ifndef elf_backend_size_dynamic_sections
414#define elf_backend_size_dynamic_sections 0
415#endif
74541ad4
AM		 416#ifndef elf_backend_init_index_section
417#define elf_backend_init_index_section \
418 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
419#endif
252b5132
RH		 420#ifndef elf_backend_relocate_section
421#define elf_backend_relocate_section 0
422#endif
423#ifndef elf_backend_finish_dynamic_symbol
424#define elf_backend_finish_dynamic_symbol 0
425#endif
426#ifndef elf_backend_finish_dynamic_sections
427#define elf_backend_finish_dynamic_sections 0
428#endif
429#ifndef elf_backend_begin_write_processing
430#define elf_backend_begin_write_processing 0
431#endif
432#ifndef elf_backend_final_write_processing
433#define elf_backend_final_write_processing 0
434#endif
435#ifndef elf_backend_additional_program_headers
436#define elf_backend_additional_program_headers 0
437#endif
438#ifndef elf_backend_modify_segment_map
439#define elf_backend_modify_segment_map 0
440#endif
e36284ab
AM		 441#ifndef elf_backend_modify_program_headers
442#define elf_backend_modify_program_headers 0
443#endif
252b5132
RH		 444#ifndef elf_backend_ecoff_debug_swap
445#define elf_backend_ecoff_debug_swap 0
446#endif
8d6337fe
RM		 447#ifndef elf_backend_bfd_from_remote_memory
448#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
449#endif
252b5132
RH		 450#ifndef elf_backend_got_header_size
451#define elf_backend_got_header_size 0
452#endif
10455f89
HPN		 453#ifndef elf_backend_got_elt_size
454#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
455#endif
104d59d1
JM		 456#ifndef elf_backend_obj_attrs_vendor
457#define elf_backend_obj_attrs_vendor NULL
458#endif
459#ifndef elf_backend_obj_attrs_section
460#define elf_backend_obj_attrs_section NULL
461#endif
462#ifndef elf_backend_obj_attrs_arg_type
463#define elf_backend_obj_attrs_arg_type NULL
464#endif
465#ifndef elf_backend_obj_attrs_section_type
466#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
467#endif
5aa6ff7c
AS		 468#ifndef elf_backend_obj_attrs_order
469#define elf_backend_obj_attrs_order NULL
470#endif
e6c51ed4
NC		 471#ifndef elf_backend_post_process_headers
472#define elf_backend_post_process_headers NULL
473#endif
587ff49e
RH		 474#ifndef elf_backend_print_symbol_all
475#define elf_backend_print_symbol_all NULL
476#endif
4e617b1e
PB		 477#ifndef elf_backend_output_arch_local_syms
478#define elf_backend_output_arch_local_syms NULL
479#endif
587ff49e
RH		 480#ifndef elf_backend_output_arch_syms
481#define elf_backend_output_arch_syms NULL
482#endif
c61b8717
RH		 483#ifndef elf_backend_copy_indirect_symbol
484#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
485#endif
486#ifndef elf_backend_hide_symbol
487#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
488#endif
508c3946
L		 489#ifndef elf_backend_fixup_symbol
490#define elf_backend_fixup_symbol NULL
491#endif
9bf7216d
KK		 492#ifndef elf_backend_merge_symbol_attribute
493#define elf_backend_merge_symbol_attribute NULL
494#endif
ad9563d6
CM		 495#ifndef elf_backend_get_target_dtag
496#define elf_backend_get_target_dtag NULL
497#endif
12ac1cf5
NC		 498#ifndef elf_backend_ignore_undef_symbol
499#define elf_backend_ignore_undef_symbol NULL
500#endif
9317eacc 501#ifndef elf_backend_emit_relocs
eac338cf 502#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM		 503#endif
504#ifndef elf_backend_count_relocs
505#define elf_backend_count_relocs NULL
506#endif
bb0082d6
AM		 507#ifndef elf_backend_grok_prstatus
508#define elf_backend_grok_prstatus NULL
509#endif
510#ifndef elf_backend_grok_psinfo
511#define elf_backend_grok_psinfo NULL
512#endif
183e98be
AM		 513#ifndef elf_backend_write_core_note
514#define elf_backend_write_core_note NULL
515#endif
db6751f2
JJ		 516#ifndef elf_backend_reloc_type_class
517#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
518#endif
73d074b4
DJ		 519#ifndef elf_backend_discard_info
520#define elf_backend_discard_info NULL
521#endif
522#ifndef elf_backend_ignore_discarded_relocs
523#define elf_backend_ignore_discarded_relocs NULL
524#endif
8a696751
AM		 525#ifndef elf_backend_action_discarded
526#define elf_backend_action_discarded _bfd_elf_default_action_discarded
527#endif
8c946ed5
RS		 528#ifndef elf_backend_eh_frame_address_size
529#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
530#endif
ec3391e7
AO		 531#ifndef elf_backend_can_make_relative_eh_frame
532#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
533#endif
534#ifndef elf_backend_can_make_lsda_relative_eh_frame
535#define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
536#endif
537#ifndef elf_backend_encode_eh_address
538#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
539#endif
73d074b4
DJ		 540#ifndef elf_backend_write_section
541#define elf_backend_write_section NULL
542#endif
c6e90b02
TS		 543#ifndef elf_backend_mips_irix_compat
544#define elf_backend_mips_irix_compat NULL
545#endif
546#ifndef elf_backend_mips_rtype_to_howto
547#define elf_backend_mips_rtype_to_howto NULL
548#endif
c61b8717 549
bf572ba0
MM		 550/* Previously, backends could only use SHT_REL or SHT_RELA relocation
551 sections, but not both. They defined USE_REL to indicate SHT_REL
552 sections, and left it undefined to indicated SHT_RELA sections.
553 For backwards compatibility, we still support this usage. */
554#ifndef USE_REL
555#define USE_REL 0
3e932841 556#endif
bf572ba0
MM		 557
558/* Use these in new code. */
3e932841 559#ifndef elf_backend_may_use_rel_p
bf572ba0 560#define elf_backend_may_use_rel_p USE_REL
3e932841 561#endif
bf572ba0
MM		 562#ifndef elf_backend_may_use_rela_p
563#define elf_backend_may_use_rela_p !USE_REL
564#endif
3e932841 565#ifndef elf_backend_default_use_rela_p
bf572ba0
MM		 566#define elf_backend_default_use_rela_p !USE_REL
567#endif
d35fd659
RS		 568#ifndef elf_backend_rela_plts_and_copies_p
569#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
570#endif
bf572ba0 571
b491616a
AM		 572#ifndef elf_backend_rela_normal
573#define elf_backend_rela_normal 0
574#endif
575
4c45e5c9
JJ		 576#ifndef elf_backend_plt_sym_val
577#define elf_backend_plt_sym_val NULL
578#endif
579#ifndef elf_backend_relplt_name
580#define elf_backend_relplt_name NULL
581#endif
582
252b5132
RH		 583#ifndef ELF_MACHINE_ALT1
584#define ELF_MACHINE_ALT1 0
585#endif
586
587#ifndef ELF_MACHINE_ALT2
588#define ELF_MACHINE_ALT2 0
589#endif
590
591#ifndef elf_backend_size_info
592#define elf_backend_size_info _bfd_elfNN_size_info
593#endif
594
29ef7005
L		 595#ifndef elf_backend_special_sections
596#define elf_backend_special_sections NULL
597#endif
598
86dc0f79
RH		 599#ifndef elf_backend_sign_extend_vma
600#define elf_backend_sign_extend_vma 0
601#endif
602
185d09ad
L		 603#ifndef elf_backend_link_order_error_handler
604#define elf_backend_link_order_error_handler _bfd_default_error_handler
605#endif
606
a4d8e49b
L		 607#ifndef elf_backend_common_definition
608#define elf_backend_common_definition _bfd_elf_common_definition
609#endif
610
611#ifndef elf_backend_common_section_index
612#define elf_backend_common_section_index _bfd_elf_common_section_index
613#endif
614
615#ifndef elf_backend_common_section
616#define elf_backend_common_section _bfd_elf_common_section
617#endif
618
619#ifndef elf_backend_merge_symbol
620#define elf_backend_merge_symbol NULL
621#endif
622
fdc90cb4
JJ		 623#ifndef elf_backend_hash_symbol
624#define elf_backend_hash_symbol _bfd_elf_hash_symbol
625#endif
626
fcb93ecf
PB		 627#ifndef elf_backend_is_function_type
628#define elf_backend_is_function_type _bfd_elf_is_function_type
629#endif
630
252b5132
RH		 631extern const struct elf_size_info _bfd_elfNN_size_info;
632
24718e3b 633static struct elf_backend_data elfNN_bed =
252b5132 634{
252b5132
RH		 635 ELF_ARCH, /* arch */
636 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 637 ELF_OSABI, /* elf_osabi */
252b5132 638 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 639 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 640 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 641 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
252b5132
RH		 642 elf_info_to_howto,
643 elf_info_to_howto_rel,
644 elf_backend_sym_is_global,
645 elf_backend_object_p,
646 elf_backend_symbol_processing,
647 elf_backend_symbol_table_processing,
648 elf_backend_get_symbol_type,
8387904d 649 elf_backend_archive_symbol_lookup,
174fd7f9 650 elf_backend_name_local_section_symbols,
252b5132
RH		 651 elf_backend_section_processing,
652 elf_backend_section_from_shdr,
fa152c49 653 elf_backend_section_flags,
551b43fd 654 elf_backend_get_sec_type_attr,
20cfcaae 655 elf_backend_section_from_phdr,
252b5132
RH		 656 elf_backend_fake_sections,
657 elf_backend_section_from_bfd_section,
658 elf_backend_add_symbol_hook,
659 elf_backend_link_output_symbol_hook,
660 elf_backend_create_dynamic_sections,
aee6f5b4 661 elf_backend_omit_section_dynsym,
13285a1b 662 elf_backend_relocs_compatible,
252b5132 663 elf_backend_check_relocs,
85fbca6a 664 elf_backend_check_directives,
97fed1c9 665 elf_backend_as_needed_cleanup,
252b5132
RH		 666 elf_backend_adjust_dynamic_symbol,
667 elf_backend_always_size_sections,
668 elf_backend_size_dynamic_sections,
74541ad4 669 elf_backend_init_index_section,
252b5132
RH		 670 elf_backend_relocate_section,
671 elf_backend_finish_dynamic_symbol,
672 elf_backend_finish_dynamic_sections,
673 elf_backend_begin_write_processing,
674 elf_backend_final_write_processing,
675 elf_backend_additional_program_headers,
676 elf_backend_modify_segment_map,
e36284ab 677 elf_backend_modify_program_headers,
74f0fb50 678 elf_backend_gc_keep,
64d03ab5 679 elf_backend_gc_mark_dynamic_ref,
252b5132 680 elf_backend_gc_mark_hook,
6a5bb875 681 elf_backend_gc_mark_extra_sections,
252b5132 682 elf_backend_gc_sweep_hook,
e6c51ed4 683 elf_backend_post_process_headers,
587ff49e 684 elf_backend_print_symbol_all,
4e617b1e 685 elf_backend_output_arch_local_syms,
587ff49e 686 elf_backend_output_arch_syms,
c61b8717
RH		 687 elf_backend_copy_indirect_symbol,
688 elf_backend_hide_symbol,
508c3946 689 elf_backend_fixup_symbol,
9bf7216d 690 elf_backend_merge_symbol_attribute,
ad9563d6 691 elf_backend_get_target_dtag,
12ac1cf5 692 elf_backend_ignore_undef_symbol,
9317eacc
CM		 693 elf_backend_emit_relocs,
694 elf_backend_count_relocs,
bb0082d6
AM		 695 elf_backend_grok_prstatus,
696 elf_backend_grok_psinfo,
183e98be 697 elf_backend_write_core_note,
db6751f2 698 elf_backend_reloc_type_class,
73d074b4
DJ		 699 elf_backend_discard_info,
700 elf_backend_ignore_discarded_relocs,
8a696751 701 elf_backend_action_discarded,
8c946ed5 702 elf_backend_eh_frame_address_size,
ec3391e7
AO		 703 elf_backend_can_make_relative_eh_frame,
704 elf_backend_can_make_lsda_relative_eh_frame,
705 elf_backend_encode_eh_address,
73d074b4 706 elf_backend_write_section,
c6e90b02
TS		 707 elf_backend_mips_irix_compat,
708 elf_backend_mips_rtype_to_howto,
252b5132 709 elf_backend_ecoff_debug_swap,
8d6337fe 710 elf_backend_bfd_from_remote_memory,
4c45e5c9 711 elf_backend_plt_sym_val,
a4d8e49b
L		 712 elf_backend_common_definition,
713 elf_backend_common_section_index,
714 elf_backend_common_section,
715 elf_backend_merge_symbol,
fdc90cb4 716 elf_backend_hash_symbol,
fcb93ecf 717 elf_backend_is_function_type,
185d09ad 718 elf_backend_link_order_error_handler,
4c45e5c9 719 elf_backend_relplt_name,
252b5132
RH		 720 ELF_MACHINE_ALT1,
721 ELF_MACHINE_ALT2,
722 &elf_backend_size_info,
29ef7005 723 elf_backend_special_sections,
252b5132 724 elf_backend_got_header_size,
10455f89 725 elf_backend_got_elt_size,
104d59d1
JM		 726 elf_backend_obj_attrs_vendor,
727 elf_backend_obj_attrs_section,
728 elf_backend_obj_attrs_arg_type,
729 elf_backend_obj_attrs_section_type,
5aa6ff7c 730 elf_backend_obj_attrs_order,
86dc0f79
RH		 731 elf_backend_collect,
732 elf_backend_type_change_ok,
bf572ba0
MM		 733 elf_backend_may_use_rel_p,
734 elf_backend_may_use_rela_p,
735 elf_backend_default_use_rela_p,
d35fd659 736 elf_backend_rela_plts_and_copies_p,
b491616a 737 elf_backend_rela_normal,
86dc0f79 738 elf_backend_sign_extend_vma,
252b5132
RH		 739 elf_backend_want_got_plt,
740 elf_backend_plt_readonly,
741 elf_backend_want_plt_sym,
742 elf_backend_plt_not_loaded,
743 elf_backend_plt_alignment,
2ac8ce5f 744 elf_backend_can_gc_sections,
51b64d56 745 elf_backend_can_refcount,
7fda6dbc 746 elf_backend_want_got_sym,
5e8d7549 747 elf_backend_want_dynbss,
6bfdb61b
AM		 748 elf_backend_want_p_paddr_set_to_zero,
749 elf_backend_default_execstack
252b5132
RH		 750};
751
c3c89269
NC		 752/* Forward declaration for use when initialising alternative_target field. */
753#ifdef TARGET_LITTLE_SYM
754extern const bfd_target TARGET_LITTLE_SYM;
755#endif
756
252b5132
RH		 757#ifdef TARGET_BIG_SYM
758const bfd_target TARGET_BIG_SYM =
759{
760 /* name: identify kind of target */
761 TARGET_BIG_NAME,
762
763 /* flavour: general indication about file */
764 bfd_target_elf_flavour,
765
766 /* byteorder: data is big endian */
767 BFD_ENDIAN_BIG,
768
769 /* header_byteorder: header is also big endian */
770 BFD_ENDIAN_BIG,
771
772 /* object_flags: mask of all file flags */
e0aae569
RH		 773 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
774 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH		 775
776 /* section_flags: mask of all section flags */
e0aae569
RH		 777 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
778 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 779 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 780
781 /* leading_symbol_char: is the first char of a user symbol
782 predictable, and if so what is it */
783 elf_symbol_leading_char,
784
785 /* ar_pad_char: pad character for filenames within an archive header
786 FIXME: this really has nothing to do with ELF, this is a characteristic
787 of the archiver and/or os and should be independently tunable */
788 '/',
789
790 /* ar_max_namelen: maximum number of characters in an archive header
791 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 792 of the archiver and should be independently tunable. The System V ABI,
793 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
794 15,
252b5132
RH		 795
796 /* Routines to byte-swap various sized integers from the data sections */
797 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
798 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
799 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
800
801 /* Routines to byte-swap various sized integers from the file headers */
802 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
803 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
804 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
805
806 /* bfd_check_format: check the format of a file being read */
807 { _bfd_dummy_target, /* unknown format */
808 bfd_elfNN_object_p, /* assembler/linker output (object file) */
809 bfd_elfNN_archive_p, /* an archive */
810 bfd_elfNN_core_file_p /* a core file */
811 },
812
813 /* bfd_set_format: set the format of a file being written */
814 { bfd_false,
815 bfd_elfNN_mkobject,
816 bfd_elfNN_mkarchive,
817 bfd_elfNN_mkcorefile
818 },
819
820 /* bfd_write_contents: write cached information into a file being written */
821 { bfd_false,
822 bfd_elfNN_write_object_contents,
823 bfd_elfNN_write_archive_contents,
824 bfd_elfNN_write_corefile_contents,
825 },
826
e656e369
AM		 827 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
828 BFD_JUMP_TABLE_COPY (bfd_elfNN),
829 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 830#ifdef bfd_elfNN_archive_functions
e656e369 831 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 832#else
e656e369 833 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 834#endif
e656e369
AM		 835 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
836 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
837 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
838 BFD_JUMP_TABLE_LINK (bfd_elfNN),
839 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 840
c3c89269
NC		 841 /* Alternative endian target. */
842#ifdef TARGET_LITTLE_SYM
843 & TARGET_LITTLE_SYM,
844#else
845 NULL,
846#endif
847
252b5132 848 /* backend_data: */
9c5bfbb7 849 &elfNN_bed
252b5132
RH		 850};
851#endif
852
853#ifdef TARGET_LITTLE_SYM
854const bfd_target TARGET_LITTLE_SYM =
855{
856 /* name: identify kind of target */
857 TARGET_LITTLE_NAME,
858
859 /* flavour: general indication about file */
860 bfd_target_elf_flavour,
861
862 /* byteorder: data is little endian */
863 BFD_ENDIAN_LITTLE,
864
865 /* header_byteorder: header is also little endian */
866 BFD_ENDIAN_LITTLE,
867
868 /* object_flags: mask of all file flags */
e0aae569
RH		 869 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
870 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH		 871
872 /* section_flags: mask of all section flags */
e0aae569
RH		 873 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
874 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 875 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 876
877 /* leading_symbol_char: is the first char of a user symbol
878 predictable, and if so what is it */
879 elf_symbol_leading_char,
880
881 /* ar_pad_char: pad character for filenames within an archive header
882 FIXME: this really has nothing to do with ELF, this is a characteristic
883 of the archiver and/or os and should be independently tunable */
884 '/',
885
886 /* ar_max_namelen: maximum number of characters in an archive header
887 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 888 of the archiver and should be independently tunable. The System V ABI,
889 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
890 15,
252b5132
RH		 891
892 /* Routines to byte-swap various sized integers from the data sections */
893 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
894 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
895 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
896
897 /* Routines to byte-swap various sized integers from the file headers */
898 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
899 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
900 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
901
902 /* bfd_check_format: check the format of a file being read */
903 { _bfd_dummy_target, /* unknown format */
904 bfd_elfNN_object_p, /* assembler/linker output (object file) */
905 bfd_elfNN_archive_p, /* an archive */
906 bfd_elfNN_core_file_p /* a core file */
907 },
908
909 /* bfd_set_format: set the format of a file being written */
910 { bfd_false,
911 bfd_elfNN_mkobject,
912 bfd_elfNN_mkarchive,
913 bfd_elfNN_mkcorefile
914 },
915
916 /* bfd_write_contents: write cached information into a file being written */
917 { bfd_false,
918 bfd_elfNN_write_object_contents,
919 bfd_elfNN_write_archive_contents,
920 bfd_elfNN_write_corefile_contents,
921 },
922
e656e369
AM		 923 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
924 BFD_JUMP_TABLE_COPY (bfd_elfNN),
925 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 926#ifdef bfd_elfNN_archive_functions
e656e369 927 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 928#else
e656e369 929 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 930#endif
e656e369
AM		 931 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
932 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
933 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
934 BFD_JUMP_TABLE_LINK (bfd_elfNN),
935 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 936
c3c89269
NC		 937 /* Alternative endian target. */
938#ifdef TARGET_BIG_SYM
939 & TARGET_BIG_SYM,
940#else
941 NULL,
942#endif
3e932841 943
252b5132 944 /* backend_data: */
9c5bfbb7 945 &elfNN_bed
252b5132
RH		 946};
947#endif
GDB Binutils - Deliverables
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