* targets.c (bfd_target): Rearranged fields in target vector.
[deliverable/binutils-gdb.git] / bfd / elf64-target.h
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1/* Target definitions for 64-bit ELF
2 Copyright 1993 Free Software Foundation, Inc.
3
4This file is part of BFD, the Binary File Descriptor library.
5
6This program is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2 of the License, or
9(at your option) any later version.
10
11This program is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with this program; if not, write to the Free Software
18Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20/* This structure contains everything that BFD knows about a target.
21 It includes things like its byte order, name, what routines to call
22 to do various operations, etc. Every BFD points to a target structure
23 with its "xvec" member.
24
25 There are two such structures here: one for big-endian machines and
26 one for little-endian machines. */
27
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28#define bfd_elf64_close_and_cleanup _bfd_generic_close_and_cleanup
29#define bfd_elf64_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
30#ifndef bfd_elf64_get_section_contents
31#define bfd_elf64_get_section_contents _bfd_generic_get_section_contents
3adad029 32#endif
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33
34#define bfd_elf64_bfd_debug_info_start bfd_void
35#define bfd_elf64_bfd_debug_info_end bfd_void
36#define bfd_elf64_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void
37#define bfd_elf64_bfd_get_relocated_section_contents \
38 bfd_generic_get_relocated_section_contents
39#define bfd_elf64_bfd_relax_section bfd_generic_relax_section
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40#define bfd_elf64_bfd_make_debug_symbol \
41 ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr)
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42#ifndef bfd_elf64_bfd_link_hash_table_create
43#define bfd_elf64_bfd_link_hash_table_create \
44 _bfd_generic_link_hash_table_create
45#endif
46#ifndef bfd_elf64_bfd_link_add_symbols
47#define bfd_elf64_bfd_link_add_symbols _bfd_generic_link_add_symbols
48#endif
49#ifndef bfd_elf64_bfd_final_link
50#define bfd_elf64_bfd_final_link _bfd_generic_final_link
51#endif
3adad029 52
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53#ifndef bfd_elf64_bfd_copy_private_section_data
54#define bfd_elf64_bfd_copy_private_section_data \
55 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
56#endif
57#ifndef bfd_elf64_bfd_copy_private_bfd_data
58#define bfd_elf64_bfd_copy_private_bfd_data \
59 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
60#endif
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61#ifndef bfd_elf64_bfd_is_local_label
62#define bfd_elf64_bfd_is_local_label bfd_generic_is_local_label
63#endif
64
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65#ifndef elf_info_to_howto_rel
66#define elf_info_to_howto_rel 0
67#endif
68
69#ifndef ELF_MAXPAGESIZE
70#define ELF_MAXPAGESIZE 1
71#endif
72
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73#ifndef elf_backend_sym_is_global
74#define elf_backend_sym_is_global 0
75#endif
a5ccdad1 76#ifndef elf_backend_object_p
643e9fc7 77#define elf_backend_object_p 0
a5ccdad1 78#endif
95469b02 79#ifndef elf_backend_symbol_processing
643e9fc7 80#define elf_backend_symbol_processing 0
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81#endif
82#ifndef elf_backend_symbol_table_processing
643e9fc7 83#define elf_backend_symbol_table_processing 0
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84#endif
85#ifndef elf_backend_section_processing
643e9fc7 86#define elf_backend_section_processing 0
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87#endif
88#ifndef elf_backend_section_from_shdr
643e9fc7 89#define elf_backend_section_from_shdr 0
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90#endif
91#ifndef elf_backend_fake_sections
643e9fc7 92#define elf_backend_fake_sections 0
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93#endif
94#ifndef elf_backend_section_from_bfd_section
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95#define elf_backend_section_from_bfd_section 0
96#endif
97#ifndef elf_backend_final_write_processing
98#define elf_backend_final_write_processing 0
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99#endif
100#ifndef elf_backend_ecoff_debug_swap
643e9fc7 101#define elf_backend_ecoff_debug_swap 0
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102#endif
103
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104static CONST struct elf_backend_data elf64_bed =
105{
106#ifdef USE_REL
107 0, /* use_rela_p */
108#else
109 1, /* use_rela_p */
110#endif
95469b02 111 1, /* elf_64_p */
3adad029 112 ELF_ARCH, /* arch */
a5ccdad1 113 ELF_MACHINE_CODE, /* elf_machine_code */
95469b02 114 ELF_MAXPAGESIZE, /* maxpagesize */
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115 elf_info_to_howto,
116 elf_info_to_howto_rel,
117 elf_backend_sym_is_global,
118 elf_backend_object_p,
119 elf_backend_symbol_processing,
120 elf_backend_symbol_table_processing,
121 elf_backend_section_processing,
122 elf_backend_section_from_shdr,
123 elf_backend_fake_sections,
124 elf_backend_section_from_bfd_section,
125 elf_backend_ecoff_debug_swap
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126};
127
128#ifdef TARGET_BIG_SYM
129bfd_target TARGET_BIG_SYM =
130{
131 /* name: identify kind of target */
132 TARGET_BIG_NAME,
133
134 /* flavour: general indication about file */
135 bfd_target_elf_flavour,
136
137 /* byteorder_big_p: data is big endian */
138 true,
139
140 /* header_byteorder_big_p: header is also big endian */
141 true,
142
143 /* object_flags: mask of all file flags */
144 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
145 DYNAMIC | WP_TEXT),
146
147 /* section_flags: mask of all section flags */
148 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 149 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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150
151 /* leading_symbol_char: is the first char of a user symbol
152 predictable, and if so what is it */
153 0,
154
155 /* ar_pad_char: pad character for filenames within an archive header
156 FIXME: this really has nothing to do with ELF, this is a characteristic
157 of the archiver and/or os and should be independently tunable */
158 '/',
159
160 /* ar_max_namelen: maximum number of characters in an archive header
161 FIXME: this really has nothing to do with ELF, this is a characteristic
162 of the archiver and should be independently tunable. This value is
163 a WAG (wild a** guess) */
164 15,
165
166 /* align_power_min: minimum alignment restriction for any section
167 FIXME: this value may be target machine dependent */
168 3,
169
170 /* Routines to byte-swap various sized integers from the data sections */
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171 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
172 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
173 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
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174
175 /* Routines to byte-swap various sized integers from the file headers */
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176 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
177 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
178 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
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179
180 /* bfd_check_format: check the format of a file being read */
181 { _bfd_dummy_target, /* unknown format */
182 bfd_elf64_object_p, /* assembler/linker output (object file) */
183 bfd_generic_archive_p, /* an archive */
184 bfd_elf64_core_file_p /* a core file */
185 },
186
187 /* bfd_set_format: set the format of a file being written */
188 { bfd_false,
189 bfd_elf_mkobject,
190 _bfd_generic_mkarchive,
191 bfd_false
192 },
193
194 /* bfd_write_contents: write cached information into a file being written */
195 { bfd_false,
196 bfd_elf64_write_object_contents,
197 _bfd_write_archive_contents,
198 bfd_false
199 },
200
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201 BFD_JUMP_TABLE_GENERIC (bfd_elf64),
202 BFD_JUMP_TABLE_COPY (bfd_elf64),
203 BFD_JUMP_TABLE_CORE (bfd_elf64),
204 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
205 BFD_JUMP_TABLE_SYMBOLS (bfd_elf64),
206 BFD_JUMP_TABLE_RELOCS (bfd_elf64),
207 BFD_JUMP_TABLE_WRITE (bfd_elf64),
208 BFD_JUMP_TABLE_LINK (bfd_elf64),
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209
210 /* backend_data: */
211 (PTR) &elf64_bed,
212};
213#endif
214
215#ifdef TARGET_LITTLE_SYM
216bfd_target TARGET_LITTLE_SYM =
217{
218 /* name: identify kind of target */
219 TARGET_LITTLE_NAME,
220
221 /* flavour: general indication about file */
222 bfd_target_elf_flavour,
223
224 /* byteorder_big_p: data is big endian */
225 false, /* Nope -- this one's little endian */
226
227 /* header_byteorder_big_p: header is also big endian */
228 false, /* Nope -- this one's little endian */
229
230 /* object_flags: mask of all file flags */
231 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
232 DYNAMIC | WP_TEXT),
233
234 /* section_flags: mask of all section flags */
235 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 236 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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237
238 /* leading_symbol_char: is the first char of a user symbol
239 predictable, and if so what is it */
240 0,
241
242 /* ar_pad_char: pad character for filenames within an archive header
243 FIXME: this really has nothing to do with ELF, this is a characteristic
244 of the archiver and/or os and should be independently tunable */
245 '/',
246
247 /* ar_max_namelen: maximum number of characters in an archive header
248 FIXME: this really has nothing to do with ELF, this is a characteristic
249 of the archiver and should be independently tunable. This value is
250 a WAG (wild a** guess) */
251 15,
252
253 /* align_power_min: minimum alignment restriction for any section
254 FIXME: this value may be target machine dependent */
255 3,
256
257 /* Routines to byte-swap various sized integers from the data sections */
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258 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
259 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
260 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
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261
262 /* Routines to byte-swap various sized integers from the file headers */
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263 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
264 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
265 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
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266
267 /* bfd_check_format: check the format of a file being read */
268 { _bfd_dummy_target, /* unknown format */
269 bfd_elf64_object_p, /* assembler/linker output (object file) */
270 bfd_generic_archive_p, /* an archive */
271 bfd_elf64_core_file_p /* a core file */
272 },
273
274 /* bfd_set_format: set the format of a file being written */
275 { bfd_false,
276 bfd_elf_mkobject,
277 _bfd_generic_mkarchive,
278 bfd_false
279 },
280
281 /* bfd_write_contents: write cached information into a file being written */
282 { bfd_false,
283 bfd_elf64_write_object_contents,
284 _bfd_write_archive_contents,
285 bfd_false
286 },
287
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288 BFD_JUMP_TABLE_GENERIC (bfd_elf64),
289 BFD_JUMP_TABLE_COPY (bfd_elf64),
290 BFD_JUMP_TABLE_CORE (bfd_elf64),
291 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
292 BFD_JUMP_TABLE_SYMBOLS (bfd_elf64),
293 BFD_JUMP_TABLE_RELOCS (bfd_elf64),
294 BFD_JUMP_TABLE_WRITE (bfd_elf64),
295 BFD_JUMP_TABLE_LINK (bfd_elf64),
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296
297 /* backend_data: */
298 (PTR) &elf64_bed,
299};
300#endif
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