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* elf-bfd.h (struct elf_backend_data): New member
[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,
7dc98aea 3 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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
1338dd10
PB		 263#ifndef bfd_elfNN_bfd_copy_link_hash_symbol_type
264#define bfd_elfNN_bfd_copy_link_hash_symbol_type \
265 _bfd_elf_copy_link_hash_symbol_type
266#endif
267
252b5132
RH		 268#ifndef bfd_elfNN_bfd_link_split_section
269#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
270#endif
271
272#ifndef bfd_elfNN_archive_p
273#define bfd_elfNN_archive_p bfd_generic_archive_p
274#endif
275
276#ifndef bfd_elfNN_write_archive_contents
277#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
278#endif
279
280#ifndef bfd_elfNN_mkobject
ae95ffa6 281#define bfd_elfNN_mkobject bfd_elf_make_object
252b5132
RH		 282#endif
283
284#ifndef bfd_elfNN_mkcorefile
285#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
286#endif
287
288#ifndef bfd_elfNN_mkarchive
289#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
290#endif
291
c152c796
AM		 292#ifndef bfd_elfNN_print_symbol
293#define bfd_elfNN_print_symbol bfd_elf_print_symbol
294#endif
295
252b5132
RH		 296#ifndef elf_symbol_leading_char
297#define elf_symbol_leading_char 0
298#endif
299
300#ifndef elf_info_to_howto
301#define elf_info_to_howto 0
302#endif
303
304#ifndef elf_info_to_howto_rel
305#define elf_info_to_howto_rel 0
306#endif
307
ae95ffa6
L		 308#ifndef ELF_TARGET_ID
309#define ELF_TARGET_ID GENERIC_ELF_DATA
310#endif
311
d1036acb
L		 312#ifndef ELF_OSABI
313#define ELF_OSABI ELFOSABI_NONE
314#endif
315
252b5132 316#ifndef ELF_MAXPAGESIZE
19ec0de7 317# error ELF_MAXPAGESIZE is not defined
79e5982f 318#define ELF_MAXPAGESIZE 1
252b5132
RH		 319#endif
320
19ec0de7
JK		 321#ifndef ELF_COMMONPAGESIZE
322#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
323#endif
324
b1342370 325#ifndef ELF_MINPAGESIZE
19ec0de7 326#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ		 327#endif
328
19ec0de7
JK		 329#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
330# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
331#endif
332#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
333# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L		 334#endif
335
e5a52504
MM		 336#ifndef ELF_DYNAMIC_SEC_FLAGS
337/* Note that we set the SEC_IN_MEMORY flag for these sections. */
338#define ELF_DYNAMIC_SEC_FLAGS \
339 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
340 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
341#endif
342
252b5132 343#ifndef elf_backend_collect
b34976b6 344#define elf_backend_collect FALSE
252b5132
RH		 345#endif
346#ifndef elf_backend_type_change_ok
b34976b6 347#define elf_backend_type_change_ok FALSE
252b5132
RH		 348#endif
349
350#ifndef elf_backend_sym_is_global
351#define elf_backend_sym_is_global 0
352#endif
353#ifndef elf_backend_object_p
354#define elf_backend_object_p 0
355#endif
356#ifndef elf_backend_symbol_processing
357#define elf_backend_symbol_processing 0
358#endif
359#ifndef elf_backend_symbol_table_processing
360#define elf_backend_symbol_table_processing 0
361#endif
362#ifndef elf_backend_get_symbol_type
363#define elf_backend_get_symbol_type 0
364#endif
8387904d
AM		 365#ifndef elf_backend_archive_symbol_lookup
366#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
367#endif
174fd7f9
RS		 368#ifndef elf_backend_name_local_section_symbols
369#define elf_backend_name_local_section_symbols 0
370#endif
252b5132
RH		 371#ifndef elf_backend_section_processing
372#define elf_backend_section_processing 0
373#endif
374#ifndef elf_backend_section_from_shdr
8c1acd09 375#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 376#endif
fa152c49
JW		 377#ifndef elf_backend_section_flags
378#define elf_backend_section_flags 0
379#endif
551b43fd
AM		 380#ifndef elf_backend_get_sec_type_attr
381#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
382#endif
20cfcaae 383#ifndef elf_backend_section_from_phdr
8c1acd09 384#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 385#endif
252b5132
RH		 386#ifndef elf_backend_fake_sections
387#define elf_backend_fake_sections 0
388#endif
389#ifndef elf_backend_section_from_bfd_section
390#define elf_backend_section_from_bfd_section 0
391#endif
392#ifndef elf_backend_add_symbol_hook
393#define elf_backend_add_symbol_hook 0
394#endif
395#ifndef elf_backend_link_output_symbol_hook
396#define elf_backend_link_output_symbol_hook 0
397#endif
398#ifndef elf_backend_create_dynamic_sections
399#define elf_backend_create_dynamic_sections 0
400#endif
aee6f5b4
AO		 401#ifndef elf_backend_omit_section_dynsym
402#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
403#endif
13285a1b
AM		 404#ifndef elf_backend_relocs_compatible
405#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
406#endif
252b5132
RH		 407#ifndef elf_backend_check_relocs
408#define elf_backend_check_relocs 0
409#endif
85fbca6a
NC		 410#ifndef elf_backend_check_directives
411#define elf_backend_check_directives 0
412#endif
97fed1c9
JJ		 413#ifndef elf_backend_as_needed_cleanup
414#define elf_backend_as_needed_cleanup 0
415#endif
252b5132
RH		 416#ifndef elf_backend_adjust_dynamic_symbol
417#define elf_backend_adjust_dynamic_symbol 0
418#endif
419#ifndef elf_backend_always_size_sections
420#define elf_backend_always_size_sections 0
421#endif
422#ifndef elf_backend_size_dynamic_sections
423#define elf_backend_size_dynamic_sections 0
424#endif
74541ad4
AM		 425#ifndef elf_backend_init_index_section
426#define elf_backend_init_index_section \
427 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
428#endif
252b5132
RH		 429#ifndef elf_backend_relocate_section
430#define elf_backend_relocate_section 0
431#endif
432#ifndef elf_backend_finish_dynamic_symbol
433#define elf_backend_finish_dynamic_symbol 0
434#endif
435#ifndef elf_backend_finish_dynamic_sections
436#define elf_backend_finish_dynamic_sections 0
437#endif
438#ifndef elf_backend_begin_write_processing
439#define elf_backend_begin_write_processing 0
440#endif
441#ifndef elf_backend_final_write_processing
442#define elf_backend_final_write_processing 0
443#endif
444#ifndef elf_backend_additional_program_headers
445#define elf_backend_additional_program_headers 0
446#endif
447#ifndef elf_backend_modify_segment_map
448#define elf_backend_modify_segment_map 0
449#endif
e36284ab
AM		 450#ifndef elf_backend_modify_program_headers
451#define elf_backend_modify_program_headers 0
452#endif
252b5132
RH		 453#ifndef elf_backend_ecoff_debug_swap
454#define elf_backend_ecoff_debug_swap 0
455#endif
8d6337fe
RM		 456#ifndef elf_backend_bfd_from_remote_memory
457#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
458#endif
252b5132
RH		 459#ifndef elf_backend_got_header_size
460#define elf_backend_got_header_size 0
461#endif
10455f89
HPN		 462#ifndef elf_backend_got_elt_size
463#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
464#endif
104d59d1
JM		 465#ifndef elf_backend_obj_attrs_vendor
466#define elf_backend_obj_attrs_vendor NULL
467#endif
468#ifndef elf_backend_obj_attrs_section
469#define elf_backend_obj_attrs_section NULL
470#endif
471#ifndef elf_backend_obj_attrs_arg_type
472#define elf_backend_obj_attrs_arg_type NULL
473#endif
474#ifndef elf_backend_obj_attrs_section_type
475#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
476#endif
5aa6ff7c
AS		 477#ifndef elf_backend_obj_attrs_order
478#define elf_backend_obj_attrs_order NULL
479#endif
7dc98aea
RO		 480#ifndef elf_backend_static_tls_alignment
481#define elf_backend_static_tls_alignment 1
482#endif
e6c51ed4
NC		 483#ifndef elf_backend_post_process_headers
484#define elf_backend_post_process_headers NULL
485#endif
587ff49e
RH		 486#ifndef elf_backend_print_symbol_all
487#define elf_backend_print_symbol_all NULL
488#endif
4e617b1e
PB		 489#ifndef elf_backend_output_arch_local_syms
490#define elf_backend_output_arch_local_syms NULL
491#endif
587ff49e
RH		 492#ifndef elf_backend_output_arch_syms
493#define elf_backend_output_arch_syms NULL
494#endif
c61b8717
RH		 495#ifndef elf_backend_copy_indirect_symbol
496#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
497#endif
498#ifndef elf_backend_hide_symbol
499#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
500#endif
508c3946
L		 501#ifndef elf_backend_fixup_symbol
502#define elf_backend_fixup_symbol NULL
503#endif
9bf7216d
KK		 504#ifndef elf_backend_merge_symbol_attribute
505#define elf_backend_merge_symbol_attribute NULL
506#endif
ad9563d6
CM		 507#ifndef elf_backend_get_target_dtag
508#define elf_backend_get_target_dtag NULL
509#endif
12ac1cf5
NC		 510#ifndef elf_backend_ignore_undef_symbol
511#define elf_backend_ignore_undef_symbol NULL
512#endif
9317eacc 513#ifndef elf_backend_emit_relocs
eac338cf 514#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM		 515#endif
516#ifndef elf_backend_count_relocs
517#define elf_backend_count_relocs NULL
518#endif
bb0082d6
AM		 519#ifndef elf_backend_grok_prstatus
520#define elf_backend_grok_prstatus NULL
521#endif
522#ifndef elf_backend_grok_psinfo
523#define elf_backend_grok_psinfo NULL
524#endif
183e98be
AM		 525#ifndef elf_backend_write_core_note
526#define elf_backend_write_core_note NULL
527#endif
db6751f2
JJ		 528#ifndef elf_backend_reloc_type_class
529#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
530#endif
73d074b4
DJ		 531#ifndef elf_backend_discard_info
532#define elf_backend_discard_info NULL
533#endif
534#ifndef elf_backend_ignore_discarded_relocs
535#define elf_backend_ignore_discarded_relocs NULL
536#endif
8a696751
AM		 537#ifndef elf_backend_action_discarded
538#define elf_backend_action_discarded _bfd_elf_default_action_discarded
539#endif
8c946ed5
RS		 540#ifndef elf_backend_eh_frame_address_size
541#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
542#endif
ec3391e7
AO		 543#ifndef elf_backend_can_make_relative_eh_frame
544#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
545#endif
546#ifndef elf_backend_can_make_lsda_relative_eh_frame
547#define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
548#endif
549#ifndef elf_backend_encode_eh_address
550#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
551#endif
73d074b4
DJ		 552#ifndef elf_backend_write_section
553#define elf_backend_write_section NULL
554#endif
c6e90b02
TS		 555#ifndef elf_backend_mips_irix_compat
556#define elf_backend_mips_irix_compat NULL
557#endif
558#ifndef elf_backend_mips_rtype_to_howto
559#define elf_backend_mips_rtype_to_howto NULL
560#endif
c61b8717 561
bf572ba0
MM		 562/* Previously, backends could only use SHT_REL or SHT_RELA relocation
563 sections, but not both. They defined USE_REL to indicate SHT_REL
564 sections, and left it undefined to indicated SHT_RELA sections.
565 For backwards compatibility, we still support this usage. */
566#ifndef USE_REL
567#define USE_REL 0
3e932841 568#endif
bf572ba0
MM		 569
570/* Use these in new code. */
3e932841 571#ifndef elf_backend_may_use_rel_p
bf572ba0 572#define elf_backend_may_use_rel_p USE_REL
3e932841 573#endif
bf572ba0
MM		 574#ifndef elf_backend_may_use_rela_p
575#define elf_backend_may_use_rela_p !USE_REL
576#endif
3e932841 577#ifndef elf_backend_default_use_rela_p
bf572ba0
MM		 578#define elf_backend_default_use_rela_p !USE_REL
579#endif
d35fd659
RS		 580#ifndef elf_backend_rela_plts_and_copies_p
581#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
582#endif
bf572ba0 583
b491616a
AM		 584#ifndef elf_backend_rela_normal
585#define elf_backend_rela_normal 0
586#endif
587
4c45e5c9
JJ		 588#ifndef elf_backend_plt_sym_val
589#define elf_backend_plt_sym_val NULL
590#endif
591#ifndef elf_backend_relplt_name
592#define elf_backend_relplt_name NULL
593#endif
594
252b5132
RH		 595#ifndef ELF_MACHINE_ALT1
596#define ELF_MACHINE_ALT1 0
597#endif
598
599#ifndef ELF_MACHINE_ALT2
600#define ELF_MACHINE_ALT2 0
601#endif
602
603#ifndef elf_backend_size_info
604#define elf_backend_size_info _bfd_elfNN_size_info
605#endif
606
29ef7005
L		 607#ifndef elf_backend_special_sections
608#define elf_backend_special_sections NULL
609#endif
610
86dc0f79
RH		 611#ifndef elf_backend_sign_extend_vma
612#define elf_backend_sign_extend_vma 0
613#endif
614
185d09ad
L		 615#ifndef elf_backend_link_order_error_handler
616#define elf_backend_link_order_error_handler _bfd_default_error_handler
617#endif
618
a4d8e49b
L		 619#ifndef elf_backend_common_definition
620#define elf_backend_common_definition _bfd_elf_common_definition
621#endif
622
623#ifndef elf_backend_common_section_index
624#define elf_backend_common_section_index _bfd_elf_common_section_index
625#endif
626
627#ifndef elf_backend_common_section
628#define elf_backend_common_section _bfd_elf_common_section
629#endif
630
631#ifndef elf_backend_merge_symbol
632#define elf_backend_merge_symbol NULL
633#endif
634
fdc90cb4
JJ		 635#ifndef elf_backend_hash_symbol
636#define elf_backend_hash_symbol _bfd_elf_hash_symbol
637#endif
638
fcb93ecf
PB		 639#ifndef elf_backend_is_function_type
640#define elf_backend_is_function_type _bfd_elf_is_function_type
641#endif
642
252b5132
RH		 643extern const struct elf_size_info _bfd_elfNN_size_info;
644
24718e3b 645static struct elf_backend_data elfNN_bed =
252b5132 646{
252b5132 647 ELF_ARCH, /* arch */
ae95ffa6 648 ELF_TARGET_ID, /* target_id */
252b5132 649 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 650 ELF_OSABI, /* elf_osabi */
252b5132 651 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 652 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 653 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 654 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
252b5132
RH		 655 elf_info_to_howto,
656 elf_info_to_howto_rel,
657 elf_backend_sym_is_global,
658 elf_backend_object_p,
659 elf_backend_symbol_processing,
660 elf_backend_symbol_table_processing,
661 elf_backend_get_symbol_type,
8387904d 662 elf_backend_archive_symbol_lookup,
174fd7f9 663 elf_backend_name_local_section_symbols,
252b5132
RH		 664 elf_backend_section_processing,
665 elf_backend_section_from_shdr,
fa152c49 666 elf_backend_section_flags,
551b43fd 667 elf_backend_get_sec_type_attr,
20cfcaae 668 elf_backend_section_from_phdr,
252b5132
RH		 669 elf_backend_fake_sections,
670 elf_backend_section_from_bfd_section,
671 elf_backend_add_symbol_hook,
672 elf_backend_link_output_symbol_hook,
673 elf_backend_create_dynamic_sections,
aee6f5b4 674 elf_backend_omit_section_dynsym,
13285a1b 675 elf_backend_relocs_compatible,
252b5132 676 elf_backend_check_relocs,
85fbca6a 677 elf_backend_check_directives,
97fed1c9 678 elf_backend_as_needed_cleanup,
252b5132
RH		 679 elf_backend_adjust_dynamic_symbol,
680 elf_backend_always_size_sections,
681 elf_backend_size_dynamic_sections,
74541ad4 682 elf_backend_init_index_section,
252b5132
RH		 683 elf_backend_relocate_section,
684 elf_backend_finish_dynamic_symbol,
685 elf_backend_finish_dynamic_sections,
686 elf_backend_begin_write_processing,
687 elf_backend_final_write_processing,
688 elf_backend_additional_program_headers,
689 elf_backend_modify_segment_map,
e36284ab 690 elf_backend_modify_program_headers,
74f0fb50 691 elf_backend_gc_keep,
64d03ab5 692 elf_backend_gc_mark_dynamic_ref,
252b5132 693 elf_backend_gc_mark_hook,
6a5bb875 694 elf_backend_gc_mark_extra_sections,
252b5132 695 elf_backend_gc_sweep_hook,
e6c51ed4 696 elf_backend_post_process_headers,
587ff49e 697 elf_backend_print_symbol_all,
4e617b1e 698 elf_backend_output_arch_local_syms,
587ff49e 699 elf_backend_output_arch_syms,
c61b8717
RH		 700 elf_backend_copy_indirect_symbol,
701 elf_backend_hide_symbol,
508c3946 702 elf_backend_fixup_symbol,
9bf7216d 703 elf_backend_merge_symbol_attribute,
ad9563d6 704 elf_backend_get_target_dtag,
12ac1cf5 705 elf_backend_ignore_undef_symbol,
9317eacc
CM		 706 elf_backend_emit_relocs,
707 elf_backend_count_relocs,
bb0082d6
AM		 708 elf_backend_grok_prstatus,
709 elf_backend_grok_psinfo,
183e98be 710 elf_backend_write_core_note,
db6751f2 711 elf_backend_reloc_type_class,
73d074b4
DJ		 712 elf_backend_discard_info,
713 elf_backend_ignore_discarded_relocs,
8a696751 714 elf_backend_action_discarded,
8c946ed5 715 elf_backend_eh_frame_address_size,
ec3391e7
AO		 716 elf_backend_can_make_relative_eh_frame,
717 elf_backend_can_make_lsda_relative_eh_frame,
718 elf_backend_encode_eh_address,
73d074b4 719 elf_backend_write_section,
c6e90b02
TS		 720 elf_backend_mips_irix_compat,
721 elf_backend_mips_rtype_to_howto,
252b5132 722 elf_backend_ecoff_debug_swap,
8d6337fe 723 elf_backend_bfd_from_remote_memory,
4c45e5c9 724 elf_backend_plt_sym_val,
a4d8e49b
L		 725 elf_backend_common_definition,
726 elf_backend_common_section_index,
727 elf_backend_common_section,
728 elf_backend_merge_symbol,
fdc90cb4 729 elf_backend_hash_symbol,
fcb93ecf 730 elf_backend_is_function_type,
185d09ad 731 elf_backend_link_order_error_handler,
4c45e5c9 732 elf_backend_relplt_name,
252b5132
RH		 733 ELF_MACHINE_ALT1,
734 ELF_MACHINE_ALT2,
735 &elf_backend_size_info,
29ef7005 736 elf_backend_special_sections,
252b5132 737 elf_backend_got_header_size,
10455f89 738 elf_backend_got_elt_size,
104d59d1
JM		 739 elf_backend_obj_attrs_vendor,
740 elf_backend_obj_attrs_section,
741 elf_backend_obj_attrs_arg_type,
742 elf_backend_obj_attrs_section_type,
5aa6ff7c 743 elf_backend_obj_attrs_order,
7dc98aea 744 elf_backend_static_tls_alignment,
86dc0f79
RH		 745 elf_backend_collect,
746 elf_backend_type_change_ok,
bf572ba0
MM		 747 elf_backend_may_use_rel_p,
748 elf_backend_may_use_rela_p,
749 elf_backend_default_use_rela_p,
d35fd659 750 elf_backend_rela_plts_and_copies_p,
b491616a 751 elf_backend_rela_normal,
86dc0f79 752 elf_backend_sign_extend_vma,
252b5132
RH		 753 elf_backend_want_got_plt,
754 elf_backend_plt_readonly,
755 elf_backend_want_plt_sym,
756 elf_backend_plt_not_loaded,
757 elf_backend_plt_alignment,
2ac8ce5f 758 elf_backend_can_gc_sections,
51b64d56 759 elf_backend_can_refcount,
7fda6dbc 760 elf_backend_want_got_sym,
5e8d7549 761 elf_backend_want_dynbss,
6bfdb61b
AM		 762 elf_backend_want_p_paddr_set_to_zero,
763 elf_backend_default_execstack
252b5132
RH		 764};
765
c3c89269
NC		 766/* Forward declaration for use when initialising alternative_target field. */
767#ifdef TARGET_LITTLE_SYM
768extern const bfd_target TARGET_LITTLE_SYM;
769#endif
770
252b5132
RH		 771#ifdef TARGET_BIG_SYM
772const bfd_target TARGET_BIG_SYM =
773{
774 /* name: identify kind of target */
775 TARGET_BIG_NAME,
776
777 /* flavour: general indication about file */
778 bfd_target_elf_flavour,
779
780 /* byteorder: data is big endian */
781 BFD_ENDIAN_BIG,
782
783 /* header_byteorder: header is also big endian */
784 BFD_ENDIAN_BIG,
785
786 /* object_flags: mask of all file flags */
e0aae569
RH		 787 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
788 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH		 789
790 /* section_flags: mask of all section flags */
e0aae569
RH		 791 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
792 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 793 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 794
795 /* leading_symbol_char: is the first char of a user symbol
796 predictable, and if so what is it */
797 elf_symbol_leading_char,
798
799 /* ar_pad_char: pad character for filenames within an archive header
800 FIXME: this really has nothing to do with ELF, this is a characteristic
801 of the archiver and/or os and should be independently tunable */
802 '/',
803
804 /* ar_max_namelen: maximum number of characters in an archive header
805 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 806 of the archiver and should be independently tunable. The System V ABI,
807 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
808 15,
252b5132
RH		 809
810 /* Routines to byte-swap various sized integers from the data sections */
811 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
812 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
813 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
814
815 /* Routines to byte-swap various sized integers from the file headers */
816 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
817 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
818 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
819
820 /* bfd_check_format: check the format of a file being read */
821 { _bfd_dummy_target, /* unknown format */
822 bfd_elfNN_object_p, /* assembler/linker output (object file) */
823 bfd_elfNN_archive_p, /* an archive */
824 bfd_elfNN_core_file_p /* a core file */
825 },
826
827 /* bfd_set_format: set the format of a file being written */
828 { bfd_false,
829 bfd_elfNN_mkobject,
830 bfd_elfNN_mkarchive,
831 bfd_elfNN_mkcorefile
832 },
833
834 /* bfd_write_contents: write cached information into a file being written */
835 { bfd_false,
836 bfd_elfNN_write_object_contents,
837 bfd_elfNN_write_archive_contents,
838 bfd_elfNN_write_corefile_contents,
839 },
840
e656e369
AM		 841 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
842 BFD_JUMP_TABLE_COPY (bfd_elfNN),
843 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 844#ifdef bfd_elfNN_archive_functions
e656e369 845 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 846#else
e656e369 847 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 848#endif
e656e369
AM		 849 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
850 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
851 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
852 BFD_JUMP_TABLE_LINK (bfd_elfNN),
853 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 854
c3c89269
NC		 855 /* Alternative endian target. */
856#ifdef TARGET_LITTLE_SYM
857 & TARGET_LITTLE_SYM,
858#else
859 NULL,
860#endif
861
252b5132 862 /* backend_data: */
9c5bfbb7 863 &elfNN_bed
252b5132
RH		 864};
865#endif
866
867#ifdef TARGET_LITTLE_SYM
868const bfd_target TARGET_LITTLE_SYM =
869{
870 /* name: identify kind of target */
871 TARGET_LITTLE_NAME,
872
873 /* flavour: general indication about file */
874 bfd_target_elf_flavour,
875
876 /* byteorder: data is little endian */
877 BFD_ENDIAN_LITTLE,
878
879 /* header_byteorder: header is also little endian */
880 BFD_ENDIAN_LITTLE,
881
882 /* object_flags: mask of all file flags */
e0aae569
RH		 883 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
884 | DYNAMIC | WP_TEXT | D_PAGED),
252b5132
RH		 885
886 /* section_flags: mask of all section flags */
e0aae569
RH		 887 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
888 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 889 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 890
891 /* leading_symbol_char: is the first char of a user symbol
892 predictable, and if so what is it */
893 elf_symbol_leading_char,
894
895 /* ar_pad_char: pad character for filenames within an archive header
896 FIXME: this really has nothing to do with ELF, this is a characteristic
897 of the archiver and/or os and should be independently tunable */
898 '/',
899
900 /* ar_max_namelen: maximum number of characters in an archive header
901 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 902 of the archiver and should be independently tunable. The System V ABI,
903 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
904 15,
252b5132
RH		 905
906 /* Routines to byte-swap various sized integers from the data sections */
907 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
908 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
909 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
910
911 /* Routines to byte-swap various sized integers from the file headers */
912 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
913 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
914 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
915
916 /* bfd_check_format: check the format of a file being read */
917 { _bfd_dummy_target, /* unknown format */
918 bfd_elfNN_object_p, /* assembler/linker output (object file) */
919 bfd_elfNN_archive_p, /* an archive */
920 bfd_elfNN_core_file_p /* a core file */
921 },
922
923 /* bfd_set_format: set the format of a file being written */
924 { bfd_false,
925 bfd_elfNN_mkobject,
926 bfd_elfNN_mkarchive,
927 bfd_elfNN_mkcorefile
928 },
929
930 /* bfd_write_contents: write cached information into a file being written */
931 { bfd_false,
932 bfd_elfNN_write_object_contents,
933 bfd_elfNN_write_archive_contents,
934 bfd_elfNN_write_corefile_contents,
935 },
936
e656e369
AM		 937 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
938 BFD_JUMP_TABLE_COPY (bfd_elfNN),
939 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 940#ifdef bfd_elfNN_archive_functions
e656e369 941 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 942#else
e656e369 943 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 944#endif
e656e369
AM		 945 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
946 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
947 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
948 BFD_JUMP_TABLE_LINK (bfd_elfNN),
949 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 950
c3c89269
NC		 951 /* Alternative endian target. */
952#ifdef TARGET_BIG_SYM
953 & TARGET_BIG_SYM,
954#else
955 NULL,
956#endif
3e932841 957
252b5132 958 /* backend_data: */
9c5bfbb7 959 &elfNN_bed
252b5132
RH		 960};
961#endif
GDB Binutils - Deliverables
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