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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,
9f296da3 3 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
0aabe54e 4 Free Software Foundation, Inc.
252b5132 5
5e8d7549 6 This file is part of BFD, the Binary File Descriptor library.
252b5132 7
5e8d7549
NC		 8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
cd123cb7 10 the Free Software Foundation; either version 3 of the License, or
5e8d7549 11 (at your option) any later version.
252b5132 12
5e8d7549
NC		 13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
252b5132 17
5e8d7549
NC		 18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
cd123cb7
NC		 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 MA 02110-1301, USA. */
22
252b5132
RH		 23
24/* This structure contains everything that BFD knows about a target.
25 It includes things like its byte order, name, what routines to call
26 to do various operations, etc. Every BFD points to a target structure
27 with its "xvec" member.
28
29 There are two such structures here: one for big-endian machines and
30 one for little-endian machines. */
31
957c6e41 32#ifndef bfd_elfNN_close_and_cleanup
252b5132 33#define bfd_elfNN_close_and_cleanup _bfd_elf_close_and_cleanup
957c6e41 34#endif
b25e3d87
L		 35#ifndef bfd_elfNN_bfd_free_cached_info
36#define bfd_elfNN_bfd_free_cached_info _bfd_free_cached_info
37#endif
252b5132
RH		 38#ifndef bfd_elfNN_get_section_contents
39#define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
40#endif
41
e656e369
AM		 42#define bfd_elfNN_canonicalize_dynamic_symtab \
43 _bfd_elf_canonicalize_dynamic_symtab
90e3cdf2 44#ifndef bfd_elfNN_get_synthetic_symtab
4c45e5c9
JJ		 45#define bfd_elfNN_get_synthetic_symtab \
46 _bfd_elf_get_synthetic_symtab
90e3cdf2 47#endif
fee24f1c 48#ifndef bfd_elfNN_canonicalize_reloc
252b5132 49#define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
fee24f1c 50#endif
252b5132
RH		 51#ifndef bfd_elfNN_find_nearest_line
52#define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
53#endif
4ab527b0
FF		 54#ifndef bfd_elfNN_find_inliner_info
55#define bfd_elfNN_find_inliner_info _bfd_elf_find_inliner_info
56#endif
252b5132
RH		 57#define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
58#define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
e656e369
AM		 59#define bfd_elfNN_get_dynamic_symtab_upper_bound \
60 _bfd_elf_get_dynamic_symtab_upper_bound
252b5132
RH		 61#define bfd_elfNN_get_lineno _bfd_elf_get_lineno
62#ifndef bfd_elfNN_get_reloc_upper_bound
63#define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
64#endif
7cdc5bba 65#ifndef bfd_elfNN_get_symbol_info
252b5132 66#define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
7cdc5bba 67#endif
6cee3f79 68#define bfd_elfNN_canonicalize_symtab _bfd_elf_canonicalize_symtab
252b5132 69#define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
252b5132 70#define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
f0abc2a1 71#ifndef bfd_elfNN_new_section_hook
252b5132 72#define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
f0abc2a1 73#endif
252b5132
RH		 74#define bfd_elfNN_set_arch_mach _bfd_elf_set_arch_mach
75#ifndef bfd_elfNN_set_section_contents
76#define bfd_elfNN_set_section_contents _bfd_elf_set_section_contents
77#endif
78#define bfd_elfNN_sizeof_headers _bfd_elf_sizeof_headers
79#define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
80#define bfd_elfNN_write_corefile_contents _bfd_elf_write_corefile_contents
81
82#define bfd_elfNN_get_section_contents_in_window \
83 _bfd_generic_get_section_contents_in_window
84
3c3bdf30
NC		 85#ifndef elf_backend_can_refcount
86#define elf_backend_can_refcount 0
87#endif
252b5132
RH		 88#ifndef elf_backend_want_got_plt
89#define elf_backend_want_got_plt 0
90#endif
91#ifndef elf_backend_plt_readonly
92#define elf_backend_plt_readonly 0
93#endif
94#ifndef elf_backend_want_plt_sym
95#define elf_backend_want_plt_sym 0
96#endif
97#ifndef elf_backend_plt_not_loaded
98#define elf_backend_plt_not_loaded 0
99#endif
100#ifndef elf_backend_plt_alignment
101#define elf_backend_plt_alignment 2
102#endif
3018b441
RH		 103#ifndef elf_backend_want_dynbss
104#define elf_backend_want_dynbss 1
105#endif
5e8d7549
NC		 106#ifndef elf_backend_want_p_paddr_set_to_zero
107#define elf_backend_want_p_paddr_set_to_zero 0
108#endif
6bfdb61b
AM		 109#ifndef elf_backend_default_execstack
110#define elf_backend_default_execstack 1
111#endif
252b5132
RH		 112
113#define bfd_elfNN_bfd_debug_info_start bfd_void
114#define bfd_elfNN_bfd_debug_info_end bfd_void
dc810e39 115#define bfd_elfNN_bfd_debug_info_accumulate \
198beae2 116 ((void (*) (bfd*, struct bfd_section *)) bfd_void)
252b5132
RH		 117
118#ifndef bfd_elfNN_bfd_get_relocated_section_contents
119#define bfd_elfNN_bfd_get_relocated_section_contents \
e656e369 120 bfd_generic_get_relocated_section_contents
252b5132
RH		 121#endif
122
123#ifndef bfd_elfNN_bfd_relax_section
124#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
125#endif
126
127#ifndef elf_backend_can_gc_sections
128#define elf_backend_can_gc_sections 0
129#endif
51b64d56
AM		 130#ifndef elf_backend_can_refcount
131#define elf_backend_can_refcount 0
132#endif
2517a57f
AM		 133#ifndef elf_backend_want_got_sym
134#define elf_backend_want_got_sym 1
135#endif
74f0fb50
AM		 136#ifndef elf_backend_gc_keep
137#define elf_backend_gc_keep _bfd_elf_gc_keep
138#endif
64d03ab5
AM		 139#ifndef elf_backend_gc_mark_dynamic_ref
140#define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
141#endif
252b5132 142#ifndef elf_backend_gc_mark_hook
07adf181 143#define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
252b5132 144#endif
6a5bb875 145#ifndef elf_backend_gc_mark_extra_sections
7f6ab9f8 146#define elf_backend_gc_mark_extra_sections _bfd_elf_gc_mark_extra_sections
6a5bb875 147#endif
252b5132
RH		 148#ifndef elf_backend_gc_sweep_hook
149#define elf_backend_gc_sweep_hook NULL
150#endif
151#ifndef bfd_elfNN_bfd_gc_sections
c152c796 152#define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
252b5132
RH		 153#endif
154
8550eb6e
JJ		 155#ifndef bfd_elfNN_bfd_merge_sections
156#define bfd_elfNN_bfd_merge_sections \
157 _bfd_elf_merge_sections
158#endif
159
72adc230
AM		 160#ifndef bfd_elfNN_bfd_is_group_section
161#define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
162#endif
163
b15c48d1
BE		 164#ifndef bfd_elfNN_bfd_discard_group
165#define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
166#endif
167
082b7297
L		 168#ifndef bfd_elfNN_section_already_linked
169#define bfd_elfNN_section_already_linked \
170 _bfd_elf_section_already_linked
171#endif
172
3023e3f6
RS		 173#ifndef bfd_elfNN_bfd_define_common_symbol
174#define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
175#endif
176
ae17ab41
CM		 177#ifndef bfd_elfNN_bfd_lookup_section_flags
178#define bfd_elfNN_bfd_lookup_section_flags bfd_elf_lookup_section_flags
179#endif
180
d1cf510e 181#ifndef bfd_elfNN_bfd_make_debug_symbol
252b5132 182#define bfd_elfNN_bfd_make_debug_symbol \
e656e369 183 ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
d1cf510e 184#endif
252b5132
RH		 185
186#ifndef bfd_elfNN_bfd_copy_private_symbol_data
187#define bfd_elfNN_bfd_copy_private_symbol_data \
188 _bfd_elf_copy_private_symbol_data
189#endif
190
191#ifndef bfd_elfNN_bfd_copy_private_section_data
192#define bfd_elfNN_bfd_copy_private_section_data \
193 _bfd_elf_copy_private_section_data
194#endif
80fccad2
BW		 195#ifndef bfd_elfNN_bfd_copy_private_header_data
196#define bfd_elfNN_bfd_copy_private_header_data \
197 _bfd_elf_copy_private_header_data
198#endif
252b5132
RH		 199#ifndef bfd_elfNN_bfd_copy_private_bfd_data
200#define bfd_elfNN_bfd_copy_private_bfd_data \
2d502050 201 _bfd_elf_copy_private_bfd_data
252b5132
RH		 202#endif
203#ifndef bfd_elfNN_bfd_print_private_bfd_data
204#define bfd_elfNN_bfd_print_private_bfd_data \
205 _bfd_elf_print_private_bfd_data
206#endif
207#ifndef bfd_elfNN_bfd_merge_private_bfd_data
208#define bfd_elfNN_bfd_merge_private_bfd_data \
e656e369 209 ((bfd_boolean (*) (bfd *, bfd *)) bfd_true)
252b5132
RH		 210#endif
211#ifndef bfd_elfNN_bfd_set_private_flags
212#define bfd_elfNN_bfd_set_private_flags \
e656e369 213 ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
252b5132
RH		 214#endif
215#ifndef bfd_elfNN_bfd_is_local_label_name
216#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
217#endif
3c9458e9
NC		 218#ifndef bfd_elfNN_bfd_is_target_special_symbol
219#define bfd_elfNN_bfd_is_target_special_symbol \
220 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
221#endif
252b5132
RH		 222
223#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
224#define bfd_elfNN_get_dynamic_reloc_upper_bound \
225 _bfd_elf_get_dynamic_reloc_upper_bound
226#endif
227#ifndef bfd_elfNN_canonicalize_dynamic_reloc
228#define bfd_elfNN_canonicalize_dynamic_reloc \
229 _bfd_elf_canonicalize_dynamic_reloc
230#endif
231
e2d34d7d
DJ		 232#ifndef bfd_elfNN_bfd_link_hash_table_free
233#define bfd_elfNN_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
234#endif
235
8ea2e4bd 236#ifdef elf_backend_relocate_section
252b5132
RH		 237#ifndef bfd_elfNN_bfd_link_hash_table_create
238#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
239#endif
4ad4eba5
AM		 240#ifndef bfd_elfNN_bfd_link_add_symbols
241#define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
242#endif
c152c796
AM		 243#ifndef bfd_elfNN_bfd_final_link
244#define bfd_elfNN_bfd_final_link bfd_elf_final_link
245#endif
8ea2e4bd
NC		 246#else /* ! defined (elf_backend_relocate_section) */
247/* If no backend relocate_section routine, use the generic linker.
248 Note - this will prevent the port from being able to use some of
249 the other features of the ELF linker, because the generic hash structure
250 does not have the fields needed by the ELF linker. In particular it
251 means that linking directly to S-records will not work. */
252#ifndef bfd_elfNN_bfd_link_hash_table_create
253#define bfd_elfNN_bfd_link_hash_table_create \
254 _bfd_generic_link_hash_table_create
255#endif
252b5132
RH		 256#ifndef bfd_elfNN_bfd_link_add_symbols
257#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
258#endif
259#ifndef bfd_elfNN_bfd_final_link
260#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
261#endif
262#endif /* ! defined (elf_backend_relocate_section) */
2d653fc7
AM		 263
264#ifndef bfd_elfNN_bfd_link_just_syms
265#define bfd_elfNN_bfd_link_just_syms _bfd_elf_link_just_syms
266#endif
267
1338dd10
PB		 268#ifndef bfd_elfNN_bfd_copy_link_hash_symbol_type
269#define bfd_elfNN_bfd_copy_link_hash_symbol_type \
270 _bfd_elf_copy_link_hash_symbol_type
271#endif
272
252b5132
RH		 273#ifndef bfd_elfNN_bfd_link_split_section
274#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
275#endif
276
277#ifndef bfd_elfNN_archive_p
278#define bfd_elfNN_archive_p bfd_generic_archive_p
279#endif
280
281#ifndef bfd_elfNN_write_archive_contents
282#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents
283#endif
284
285#ifndef bfd_elfNN_mkobject
ae95ffa6 286#define bfd_elfNN_mkobject bfd_elf_make_object
252b5132
RH		 287#endif
288
289#ifndef bfd_elfNN_mkcorefile
290#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile
291#endif
292
293#ifndef bfd_elfNN_mkarchive
294#define bfd_elfNN_mkarchive _bfd_generic_mkarchive
295#endif
296
c152c796
AM		 297#ifndef bfd_elfNN_print_symbol
298#define bfd_elfNN_print_symbol bfd_elf_print_symbol
299#endif
300
252b5132
RH		 301#ifndef elf_symbol_leading_char
302#define elf_symbol_leading_char 0
303#endif
304
305#ifndef elf_info_to_howto
306#define elf_info_to_howto 0
307#endif
308
309#ifndef elf_info_to_howto_rel
310#define elf_info_to_howto_rel 0
311#endif
312
23209a78
RM		 313#ifndef elf_backend_arch_data
314#define elf_backend_arch_data NULL
315#endif
316
ae95ffa6
L		 317#ifndef ELF_TARGET_ID
318#define ELF_TARGET_ID GENERIC_ELF_DATA
319#endif
320
d1036acb
L		 321#ifndef ELF_OSABI
322#define ELF_OSABI ELFOSABI_NONE
323#endif
324
252b5132 325#ifndef ELF_MAXPAGESIZE
19ec0de7 326# error ELF_MAXPAGESIZE is not defined
79e5982f 327#define ELF_MAXPAGESIZE 1
252b5132
RH		 328#endif
329
19ec0de7
JK		 330#ifndef ELF_COMMONPAGESIZE
331#define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
332#endif
333
b1342370 334#ifndef ELF_MINPAGESIZE
19ec0de7 335#define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
b1342370
DJ		 336#endif
337
19ec0de7
JK		 338#if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
339# error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
340#endif
341#if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
342# error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
24718e3b
L		 343#endif
344
e5a52504
MM		 345#ifndef ELF_DYNAMIC_SEC_FLAGS
346/* Note that we set the SEC_IN_MEMORY flag for these sections. */
347#define ELF_DYNAMIC_SEC_FLAGS \
348 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS \
349 | SEC_IN_MEMORY | SEC_LINKER_CREATED)
350#endif
351
252b5132 352#ifndef elf_backend_collect
b34976b6 353#define elf_backend_collect FALSE
252b5132
RH		 354#endif
355#ifndef elf_backend_type_change_ok
b34976b6 356#define elf_backend_type_change_ok FALSE
252b5132
RH		 357#endif
358
359#ifndef elf_backend_sym_is_global
360#define elf_backend_sym_is_global 0
361#endif
362#ifndef elf_backend_object_p
363#define elf_backend_object_p 0
364#endif
365#ifndef elf_backend_symbol_processing
366#define elf_backend_symbol_processing 0
367#endif
368#ifndef elf_backend_symbol_table_processing
369#define elf_backend_symbol_table_processing 0
370#endif
371#ifndef elf_backend_get_symbol_type
372#define elf_backend_get_symbol_type 0
373#endif
8387904d
AM		 374#ifndef elf_backend_archive_symbol_lookup
375#define elf_backend_archive_symbol_lookup _bfd_elf_archive_symbol_lookup
376#endif
174fd7f9
RS		 377#ifndef elf_backend_name_local_section_symbols
378#define elf_backend_name_local_section_symbols 0
379#endif
252b5132
RH		 380#ifndef elf_backend_section_processing
381#define elf_backend_section_processing 0
382#endif
383#ifndef elf_backend_section_from_shdr
8c1acd09 384#define elf_backend_section_from_shdr _bfd_elf_make_section_from_shdr
252b5132 385#endif
fa152c49
JW		 386#ifndef elf_backend_section_flags
387#define elf_backend_section_flags 0
388#endif
551b43fd
AM		 389#ifndef elf_backend_get_sec_type_attr
390#define elf_backend_get_sec_type_attr _bfd_elf_get_sec_type_attr
391#endif
20cfcaae 392#ifndef elf_backend_section_from_phdr
8c1acd09 393#define elf_backend_section_from_phdr _bfd_elf_make_section_from_phdr
20cfcaae 394#endif
252b5132
RH		 395#ifndef elf_backend_fake_sections
396#define elf_backend_fake_sections 0
397#endif
398#ifndef elf_backend_section_from_bfd_section
399#define elf_backend_section_from_bfd_section 0
400#endif
401#ifndef elf_backend_add_symbol_hook
402#define elf_backend_add_symbol_hook 0
403#endif
404#ifndef elf_backend_link_output_symbol_hook
405#define elf_backend_link_output_symbol_hook 0
406#endif
407#ifndef elf_backend_create_dynamic_sections
408#define elf_backend_create_dynamic_sections 0
409#endif
aee6f5b4
AO		 410#ifndef elf_backend_omit_section_dynsym
411#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
412#endif
13285a1b
AM		 413#ifndef elf_backend_relocs_compatible
414#define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
415#endif
252b5132
RH		 416#ifndef elf_backend_check_relocs
417#define elf_backend_check_relocs 0
418#endif
85fbca6a
NC		 419#ifndef elf_backend_check_directives
420#define elf_backend_check_directives 0
421#endif
97fed1c9
JJ		 422#ifndef elf_backend_as_needed_cleanup
423#define elf_backend_as_needed_cleanup 0
424#endif
252b5132
RH		 425#ifndef elf_backend_adjust_dynamic_symbol
426#define elf_backend_adjust_dynamic_symbol 0
427#endif
428#ifndef elf_backend_always_size_sections
429#define elf_backend_always_size_sections 0
430#endif
431#ifndef elf_backend_size_dynamic_sections
432#define elf_backend_size_dynamic_sections 0
433#endif
74541ad4
AM		 434#ifndef elf_backend_init_index_section
435#define elf_backend_init_index_section \
436 ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
437#endif
252b5132
RH		 438#ifndef elf_backend_relocate_section
439#define elf_backend_relocate_section 0
440#endif
441#ifndef elf_backend_finish_dynamic_symbol
442#define elf_backend_finish_dynamic_symbol 0
443#endif
444#ifndef elf_backend_finish_dynamic_sections
445#define elf_backend_finish_dynamic_sections 0
446#endif
447#ifndef elf_backend_begin_write_processing
448#define elf_backend_begin_write_processing 0
449#endif
450#ifndef elf_backend_final_write_processing
451#define elf_backend_final_write_processing 0
452#endif
453#ifndef elf_backend_additional_program_headers
454#define elf_backend_additional_program_headers 0
455#endif
456#ifndef elf_backend_modify_segment_map
457#define elf_backend_modify_segment_map 0
458#endif
e36284ab
AM		 459#ifndef elf_backend_modify_program_headers
460#define elf_backend_modify_program_headers 0
461#endif
252b5132
RH		 462#ifndef elf_backend_ecoff_debug_swap
463#define elf_backend_ecoff_debug_swap 0
464#endif
8d6337fe
RM		 465#ifndef elf_backend_bfd_from_remote_memory
466#define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
467#endif
252b5132
RH		 468#ifndef elf_backend_got_header_size
469#define elf_backend_got_header_size 0
470#endif
10455f89
HPN		 471#ifndef elf_backend_got_elt_size
472#define elf_backend_got_elt_size _bfd_elf_default_got_elt_size
473#endif
104d59d1
JM		 474#ifndef elf_backend_obj_attrs_vendor
475#define elf_backend_obj_attrs_vendor NULL
476#endif
477#ifndef elf_backend_obj_attrs_section
478#define elf_backend_obj_attrs_section NULL
479#endif
480#ifndef elf_backend_obj_attrs_arg_type
481#define elf_backend_obj_attrs_arg_type NULL
482#endif
483#ifndef elf_backend_obj_attrs_section_type
484#define elf_backend_obj_attrs_section_type SHT_GNU_ATTRIBUTES
485#endif
5aa6ff7c
AS		 486#ifndef elf_backend_obj_attrs_order
487#define elf_backend_obj_attrs_order NULL
488#endif
e8b36cd1
JM		 489#ifndef elf_backend_obj_attrs_handle_unknown
490#define elf_backend_obj_attrs_handle_unknown NULL
491#endif
7dc98aea
RO		 492#ifndef elf_backend_static_tls_alignment
493#define elf_backend_static_tls_alignment 1
494#endif
e6c51ed4
NC		 495#ifndef elf_backend_post_process_headers
496#define elf_backend_post_process_headers NULL
497#endif
587ff49e
RH		 498#ifndef elf_backend_print_symbol_all
499#define elf_backend_print_symbol_all NULL
500#endif
4e617b1e
PB		 501#ifndef elf_backend_output_arch_local_syms
502#define elf_backend_output_arch_local_syms NULL
503#endif
587ff49e
RH		 504#ifndef elf_backend_output_arch_syms
505#define elf_backend_output_arch_syms NULL
506#endif
c61b8717
RH		 507#ifndef elf_backend_copy_indirect_symbol
508#define elf_backend_copy_indirect_symbol _bfd_elf_link_hash_copy_indirect
509#endif
510#ifndef elf_backend_hide_symbol
511#define elf_backend_hide_symbol _bfd_elf_link_hash_hide_symbol
512#endif
508c3946 513#ifndef elf_backend_fixup_symbol
23209a78 514#define elf_backend_fixup_symbol NULL
508c3946 515#endif
9bf7216d
KK		 516#ifndef elf_backend_merge_symbol_attribute
517#define elf_backend_merge_symbol_attribute NULL
518#endif
ad9563d6
CM		 519#ifndef elf_backend_get_target_dtag
520#define elf_backend_get_target_dtag NULL
521#endif
12ac1cf5
NC		 522#ifndef elf_backend_ignore_undef_symbol
523#define elf_backend_ignore_undef_symbol NULL
524#endif
9317eacc 525#ifndef elf_backend_emit_relocs
eac338cf 526#define elf_backend_emit_relocs _bfd_elf_link_output_relocs
9317eacc
CM		 527#endif
528#ifndef elf_backend_count_relocs
529#define elf_backend_count_relocs NULL
530#endif
bb0082d6
AM		 531#ifndef elf_backend_grok_prstatus
532#define elf_backend_grok_prstatus NULL
533#endif
534#ifndef elf_backend_grok_psinfo
535#define elf_backend_grok_psinfo NULL
536#endif
183e98be
AM		 537#ifndef elf_backend_write_core_note
538#define elf_backend_write_core_note NULL
539#endif
ae17ab41
CM		 540#ifndef elf_backend_lookup_section_flags_hook
541#define elf_backend_lookup_section_flags_hook NULL
542#endif
db6751f2
JJ		 543#ifndef elf_backend_reloc_type_class
544#define elf_backend_reloc_type_class _bfd_elf_reloc_type_class
545#endif
73d074b4
DJ		 546#ifndef elf_backend_discard_info
547#define elf_backend_discard_info NULL
548#endif
549#ifndef elf_backend_ignore_discarded_relocs
550#define elf_backend_ignore_discarded_relocs NULL
551#endif
8a696751
AM		 552#ifndef elf_backend_action_discarded
553#define elf_backend_action_discarded _bfd_elf_default_action_discarded
554#endif
8c946ed5
RS		 555#ifndef elf_backend_eh_frame_address_size
556#define elf_backend_eh_frame_address_size _bfd_elf_eh_frame_address_size
557#endif
ec3391e7
AO		 558#ifndef elf_backend_can_make_relative_eh_frame
559#define elf_backend_can_make_relative_eh_frame _bfd_elf_can_make_relative
560#endif
561#ifndef elf_backend_can_make_lsda_relative_eh_frame
562#define elf_backend_can_make_lsda_relative_eh_frame _bfd_elf_can_make_relative
563#endif
564#ifndef elf_backend_encode_eh_address
565#define elf_backend_encode_eh_address _bfd_elf_encode_eh_address
566#endif
73d074b4
DJ		 567#ifndef elf_backend_write_section
568#define elf_backend_write_section NULL
569#endif
c6e90b02
TS		 570#ifndef elf_backend_mips_irix_compat
571#define elf_backend_mips_irix_compat NULL
572#endif
573#ifndef elf_backend_mips_rtype_to_howto
574#define elf_backend_mips_rtype_to_howto NULL
575#endif
c61b8717 576
bf572ba0
MM		 577/* Previously, backends could only use SHT_REL or SHT_RELA relocation
578 sections, but not both. They defined USE_REL to indicate SHT_REL
579 sections, and left it undefined to indicated SHT_RELA sections.
580 For backwards compatibility, we still support this usage. */
581#ifndef USE_REL
582#define USE_REL 0
3e932841 583#endif
bf572ba0
MM		 584
585/* Use these in new code. */
3e932841 586#ifndef elf_backend_may_use_rel_p
bf572ba0 587#define elf_backend_may_use_rel_p USE_REL
3e932841 588#endif
bf572ba0
MM		 589#ifndef elf_backend_may_use_rela_p
590#define elf_backend_may_use_rela_p !USE_REL
591#endif
3e932841 592#ifndef elf_backend_default_use_rela_p
bf572ba0
MM		 593#define elf_backend_default_use_rela_p !USE_REL
594#endif
d35fd659
RS		 595#ifndef elf_backend_rela_plts_and_copies_p
596#define elf_backend_rela_plts_and_copies_p elf_backend_default_use_rela_p
597#endif
bf572ba0 598
b491616a
AM		 599#ifndef elf_backend_rela_normal
600#define elf_backend_rela_normal 0
601#endif
602
4c45e5c9
JJ		 603#ifndef elf_backend_plt_sym_val
604#define elf_backend_plt_sym_val NULL
605#endif
606#ifndef elf_backend_relplt_name
607#define elf_backend_relplt_name NULL
608#endif
609
252b5132
RH		 610#ifndef ELF_MACHINE_ALT1
611#define ELF_MACHINE_ALT1 0
612#endif
613
614#ifndef ELF_MACHINE_ALT2
615#define ELF_MACHINE_ALT2 0
616#endif
617
618#ifndef elf_backend_size_info
619#define elf_backend_size_info _bfd_elfNN_size_info
620#endif
621
29ef7005
L		 622#ifndef elf_backend_special_sections
623#define elf_backend_special_sections NULL
624#endif
625
86dc0f79
RH		 626#ifndef elf_backend_sign_extend_vma
627#define elf_backend_sign_extend_vma 0
628#endif
629
185d09ad
L		 630#ifndef elf_backend_link_order_error_handler
631#define elf_backend_link_order_error_handler _bfd_default_error_handler
632#endif
633
a4d8e49b
L		 634#ifndef elf_backend_common_definition
635#define elf_backend_common_definition _bfd_elf_common_definition
636#endif
637
638#ifndef elf_backend_common_section_index
639#define elf_backend_common_section_index _bfd_elf_common_section_index
640#endif
641
642#ifndef elf_backend_common_section
643#define elf_backend_common_section _bfd_elf_common_section
644#endif
645
646#ifndef elf_backend_merge_symbol
647#define elf_backend_merge_symbol NULL
648#endif
649
fdc90cb4
JJ		 650#ifndef elf_backend_hash_symbol
651#define elf_backend_hash_symbol _bfd_elf_hash_symbol
652#endif
653
fcb93ecf
PB		 654#ifndef elf_backend_is_function_type
655#define elf_backend_is_function_type _bfd_elf_is_function_type
656#endif
657
9f296da3
AM		 658#ifndef elf_backend_maybe_function_sym
659#define elf_backend_maybe_function_sym _bfd_elf_maybe_function_sym
660#endif
661
0aabe54e
AM		 662#ifndef elf_match_priority
663#define elf_match_priority \
664 (ELF_ARCH == bfd_arch_unknown ? 2 : ELF_OSABI == ELFOSABI_NONE ? 1 : 0)
665#endif
666
252b5132
RH		 667extern const struct elf_size_info _bfd_elfNN_size_info;
668
24718e3b 669static struct elf_backend_data elfNN_bed =
252b5132 670{
252b5132 671 ELF_ARCH, /* arch */
ae95ffa6 672 ELF_TARGET_ID, /* target_id */
252b5132 673 ELF_MACHINE_CODE, /* elf_machine_code */
d1036acb 674 ELF_OSABI, /* elf_osabi */
252b5132 675 ELF_MAXPAGESIZE, /* maxpagesize */
b1342370 676 ELF_MINPAGESIZE, /* minpagesize */
24718e3b 677 ELF_COMMONPAGESIZE, /* commonpagesize */
3b36f7e6 678 ELF_DYNAMIC_SEC_FLAGS, /* dynamic_sec_flags */
23209a78 679 elf_backend_arch_data,
252b5132
RH		 680 elf_info_to_howto,
681 elf_info_to_howto_rel,
682 elf_backend_sym_is_global,
683 elf_backend_object_p,
684 elf_backend_symbol_processing,
685 elf_backend_symbol_table_processing,
686 elf_backend_get_symbol_type,
8387904d 687 elf_backend_archive_symbol_lookup,
174fd7f9 688 elf_backend_name_local_section_symbols,
252b5132
RH		 689 elf_backend_section_processing,
690 elf_backend_section_from_shdr,
fa152c49 691 elf_backend_section_flags,
551b43fd 692 elf_backend_get_sec_type_attr,
20cfcaae 693 elf_backend_section_from_phdr,
252b5132
RH		 694 elf_backend_fake_sections,
695 elf_backend_section_from_bfd_section,
696 elf_backend_add_symbol_hook,
697 elf_backend_link_output_symbol_hook,
698 elf_backend_create_dynamic_sections,
aee6f5b4 699 elf_backend_omit_section_dynsym,
13285a1b 700 elf_backend_relocs_compatible,
252b5132 701 elf_backend_check_relocs,
85fbca6a 702 elf_backend_check_directives,
97fed1c9 703 elf_backend_as_needed_cleanup,
252b5132
RH		 704 elf_backend_adjust_dynamic_symbol,
705 elf_backend_always_size_sections,
706 elf_backend_size_dynamic_sections,
74541ad4 707 elf_backend_init_index_section,
252b5132
RH		 708 elf_backend_relocate_section,
709 elf_backend_finish_dynamic_symbol,
710 elf_backend_finish_dynamic_sections,
711 elf_backend_begin_write_processing,
712 elf_backend_final_write_processing,
713 elf_backend_additional_program_headers,
714 elf_backend_modify_segment_map,
e36284ab 715 elf_backend_modify_program_headers,
74f0fb50 716 elf_backend_gc_keep,
64d03ab5 717 elf_backend_gc_mark_dynamic_ref,
252b5132 718 elf_backend_gc_mark_hook,
6a5bb875 719 elf_backend_gc_mark_extra_sections,
252b5132 720 elf_backend_gc_sweep_hook,
e6c51ed4 721 elf_backend_post_process_headers,
587ff49e 722 elf_backend_print_symbol_all,
4e617b1e 723 elf_backend_output_arch_local_syms,
587ff49e 724 elf_backend_output_arch_syms,
c61b8717
RH		 725 elf_backend_copy_indirect_symbol,
726 elf_backend_hide_symbol,
508c3946 727 elf_backend_fixup_symbol,
9bf7216d 728 elf_backend_merge_symbol_attribute,
ad9563d6 729 elf_backend_get_target_dtag,
12ac1cf5 730 elf_backend_ignore_undef_symbol,
9317eacc
CM		 731 elf_backend_emit_relocs,
732 elf_backend_count_relocs,
bb0082d6
AM		 733 elf_backend_grok_prstatus,
734 elf_backend_grok_psinfo,
183e98be 735 elf_backend_write_core_note,
ae17ab41 736 elf_backend_lookup_section_flags_hook,
db6751f2 737 elf_backend_reloc_type_class,
73d074b4
DJ		 738 elf_backend_discard_info,
739 elf_backend_ignore_discarded_relocs,
8a696751 740 elf_backend_action_discarded,
8c946ed5 741 elf_backend_eh_frame_address_size,
ec3391e7
AO		 742 elf_backend_can_make_relative_eh_frame,
743 elf_backend_can_make_lsda_relative_eh_frame,
744 elf_backend_encode_eh_address,
73d074b4 745 elf_backend_write_section,
c6e90b02
TS		 746 elf_backend_mips_irix_compat,
747 elf_backend_mips_rtype_to_howto,
252b5132 748 elf_backend_ecoff_debug_swap,
8d6337fe 749 elf_backend_bfd_from_remote_memory,
4c45e5c9 750 elf_backend_plt_sym_val,
a4d8e49b
L		 751 elf_backend_common_definition,
752 elf_backend_common_section_index,
753 elf_backend_common_section,
754 elf_backend_merge_symbol,
fdc90cb4 755 elf_backend_hash_symbol,
fcb93ecf 756 elf_backend_is_function_type,
9f296da3 757 elf_backend_maybe_function_sym,
185d09ad 758 elf_backend_link_order_error_handler,
4c45e5c9 759 elf_backend_relplt_name,
252b5132
RH		 760 ELF_MACHINE_ALT1,
761 ELF_MACHINE_ALT2,
762 &elf_backend_size_info,
29ef7005 763 elf_backend_special_sections,
252b5132 764 elf_backend_got_header_size,
10455f89 765 elf_backend_got_elt_size,
104d59d1
JM		 766 elf_backend_obj_attrs_vendor,
767 elf_backend_obj_attrs_section,
768 elf_backend_obj_attrs_arg_type,
769 elf_backend_obj_attrs_section_type,
5aa6ff7c 770 elf_backend_obj_attrs_order,
e8b36cd1 771 elf_backend_obj_attrs_handle_unknown,
7dc98aea 772 elf_backend_static_tls_alignment,
86dc0f79
RH		 773 elf_backend_collect,
774 elf_backend_type_change_ok,
bf572ba0
MM		 775 elf_backend_may_use_rel_p,
776 elf_backend_may_use_rela_p,
777 elf_backend_default_use_rela_p,
d35fd659 778 elf_backend_rela_plts_and_copies_p,
b491616a 779 elf_backend_rela_normal,
86dc0f79 780 elf_backend_sign_extend_vma,
252b5132
RH		 781 elf_backend_want_got_plt,
782 elf_backend_plt_readonly,
783 elf_backend_want_plt_sym,
784 elf_backend_plt_not_loaded,
785 elf_backend_plt_alignment,
2ac8ce5f 786 elf_backend_can_gc_sections,
51b64d56 787 elf_backend_can_refcount,
7fda6dbc 788 elf_backend_want_got_sym,
5e8d7549 789 elf_backend_want_dynbss,
6bfdb61b
AM		 790 elf_backend_want_p_paddr_set_to_zero,
791 elf_backend_default_execstack
252b5132
RH		 792};
793
c3c89269
NC		 794/* Forward declaration for use when initialising alternative_target field. */
795#ifdef TARGET_LITTLE_SYM
796extern const bfd_target TARGET_LITTLE_SYM;
797#endif
798
252b5132
RH		 799#ifdef TARGET_BIG_SYM
800const bfd_target TARGET_BIG_SYM =
801{
802 /* name: identify kind of target */
803 TARGET_BIG_NAME,
804
805 /* flavour: general indication about file */
806 bfd_target_elf_flavour,
807
808 /* byteorder: data is big endian */
809 BFD_ENDIAN_BIG,
810
811 /* header_byteorder: header is also big endian */
812 BFD_ENDIAN_BIG,
813
814 /* object_flags: mask of all file flags */
e0aae569 815 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 816 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 817
818 /* section_flags: mask of all section flags */
e0aae569
RH		 819 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
820 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 821 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 822
823 /* leading_symbol_char: is the first char of a user symbol
824 predictable, and if so what is it */
825 elf_symbol_leading_char,
826
827 /* ar_pad_char: pad character for filenames within an archive header
828 FIXME: this really has nothing to do with ELF, this is a characteristic
829 of the archiver and/or os and should be independently tunable */
830 '/',
831
832 /* ar_max_namelen: maximum number of characters in an archive header
833 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 834 of the archiver and should be independently tunable. The System V ABI,
835 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
836 15,
252b5132 837
0aabe54e
AM		 838 elf_match_priority,
839
252b5132
RH		 840 /* Routines to byte-swap various sized integers from the data sections */
841 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
842 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
843 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
844
845 /* Routines to byte-swap various sized integers from the file headers */
846 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
847 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
848 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
849
850 /* bfd_check_format: check the format of a file being read */
851 { _bfd_dummy_target, /* unknown format */
852 bfd_elfNN_object_p, /* assembler/linker output (object file) */
853 bfd_elfNN_archive_p, /* an archive */
854 bfd_elfNN_core_file_p /* a core file */
855 },
856
857 /* bfd_set_format: set the format of a file being written */
858 { bfd_false,
859 bfd_elfNN_mkobject,
860 bfd_elfNN_mkarchive,
861 bfd_elfNN_mkcorefile
862 },
863
864 /* bfd_write_contents: write cached information into a file being written */
865 { bfd_false,
866 bfd_elfNN_write_object_contents,
867 bfd_elfNN_write_archive_contents,
868 bfd_elfNN_write_corefile_contents,
869 },
870
e656e369
AM		 871 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
872 BFD_JUMP_TABLE_COPY (bfd_elfNN),
873 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 874#ifdef bfd_elfNN_archive_functions
e656e369 875 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 876#else
e656e369 877 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 878#endif
e656e369
AM		 879 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
880 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
881 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
882 BFD_JUMP_TABLE_LINK (bfd_elfNN),
883 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 884
c3c89269
NC		 885 /* Alternative endian target. */
886#ifdef TARGET_LITTLE_SYM
887 & TARGET_LITTLE_SYM,
888#else
889 NULL,
890#endif
891
252b5132 892 /* backend_data: */
9c5bfbb7 893 &elfNN_bed
252b5132
RH		 894};
895#endif
896
897#ifdef TARGET_LITTLE_SYM
898const bfd_target TARGET_LITTLE_SYM =
899{
900 /* name: identify kind of target */
901 TARGET_LITTLE_NAME,
902
903 /* flavour: general indication about file */
904 bfd_target_elf_flavour,
905
906 /* byteorder: data is little endian */
907 BFD_ENDIAN_LITTLE,
908
909 /* header_byteorder: header is also little endian */
910 BFD_ENDIAN_LITTLE,
911
912 /* object_flags: mask of all file flags */
e0aae569 913 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
4a114e3e 914 | DYNAMIC | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
252b5132
RH		 915
916 /* section_flags: mask of all section flags */
e0aae569
RH		 917 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY
918 | SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES
ebe372c1 919 | SEC_SMALL_DATA | SEC_MERGE | SEC_STRINGS | SEC_GROUP),
252b5132
RH		 920
921 /* leading_symbol_char: is the first char of a user symbol
922 predictable, and if so what is it */
923 elf_symbol_leading_char,
924
925 /* ar_pad_char: pad character for filenames within an archive header
926 FIXME: this really has nothing to do with ELF, this is a characteristic
927 of the archiver and/or os and should be independently tunable */
928 '/',
929
930 /* ar_max_namelen: maximum number of characters in an archive header
931 FIXME: this really has nothing to do with ELF, this is a characteristic
a1aefc76
NC		 932 of the archiver and should be independently tunable. The System V ABI,
933 Chapter 7 (Formats & Protocols), Archive section sets this as 15. */
934 15,
252b5132 935
0aabe54e
AM		 936 elf_match_priority,
937
252b5132
RH		 938 /* Routines to byte-swap various sized integers from the data sections */
939 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
940 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
941 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
942
943 /* Routines to byte-swap various sized integers from the file headers */
944 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
945 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
946 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
947
948 /* bfd_check_format: check the format of a file being read */
949 { _bfd_dummy_target, /* unknown format */
950 bfd_elfNN_object_p, /* assembler/linker output (object file) */
951 bfd_elfNN_archive_p, /* an archive */
952 bfd_elfNN_core_file_p /* a core file */
953 },
954
955 /* bfd_set_format: set the format of a file being written */
956 { bfd_false,
957 bfd_elfNN_mkobject,
958 bfd_elfNN_mkarchive,
959 bfd_elfNN_mkcorefile
960 },
961
962 /* bfd_write_contents: write cached information into a file being written */
963 { bfd_false,
964 bfd_elfNN_write_object_contents,
965 bfd_elfNN_write_archive_contents,
966 bfd_elfNN_write_corefile_contents,
967 },
968
e656e369
AM		 969 BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
970 BFD_JUMP_TABLE_COPY (bfd_elfNN),
971 BFD_JUMP_TABLE_CORE (bfd_elfNN),
252b5132 972#ifdef bfd_elfNN_archive_functions
e656e369 973 BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive),
252b5132 974#else
e656e369 975 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
252b5132 976#endif
e656e369
AM		 977 BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
978 BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
979 BFD_JUMP_TABLE_WRITE (bfd_elfNN),
980 BFD_JUMP_TABLE_LINK (bfd_elfNN),
981 BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
252b5132 982
c3c89269
NC		 983 /* Alternative endian target. */
984#ifdef TARGET_BIG_SYM
985 & TARGET_BIG_SYM,
986#else
987 NULL,
988#endif
3e932841 989
252b5132 990 /* backend_data: */
9c5bfbb7 991 &elfNN_bed
252b5132
RH		 992};
993#endif
GDB Binutils - Deliverables
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