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3adad029 | 1 | /* Target definitions for 64-bit ELF |
dfc1c006 | 2 | Copyright 1993, 1994 Free Software Foundation, Inc. |
3adad029 KR |
3 | |
4 | This file is part of BFD, the Binary File Descriptor library. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, 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 | ||
6812b607 ILT |
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 |
3adad029 KR |
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 | |
3adad029 KR |
40 | #define bfd_elf64_bfd_make_debug_symbol \ |
41 | ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) | |
4c3721d5 ILT |
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 | |
5b3577cb JL |
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 | |
5b3577cb JL |
61 | #ifndef bfd_elf64_bfd_is_local_label |
62 | #define bfd_elf64_bfd_is_local_label bfd_generic_is_local_label | |
63 | #endif | |
64 | ||
cb71adf1 PS |
65 | #ifndef bfd_elf64_get_dynamic_reloc_upper_bound |
66 | #define bfd_elf64_get_dynamic_reloc_upper_bound \ | |
67 | _bfd_nodynamic_get_dynamic_reloc_upper_bound | |
68 | #endif | |
69 | #ifndef bfd_elf64_canonicalize_dynamic_reloc | |
70 | #define bfd_elf64_canonicalize_dynamic_reloc \ | |
71 | _bfd_nodynamic_canonicalize_dynamic_reloc | |
72 | #endif | |
73 | ||
b3024965 KR |
74 | #ifndef elf_info_to_howto_rel |
75 | #define elf_info_to_howto_rel 0 | |
76 | #endif | |
77 | ||
78 | #ifndef ELF_MAXPAGESIZE | |
79 | #define ELF_MAXPAGESIZE 1 | |
80 | #endif | |
81 | ||
643e9fc7 ILT |
82 | #ifndef elf_backend_sym_is_global |
83 | #define elf_backend_sym_is_global 0 | |
84 | #endif | |
a5ccdad1 | 85 | #ifndef elf_backend_object_p |
643e9fc7 | 86 | #define elf_backend_object_p 0 |
a5ccdad1 | 87 | #endif |
95469b02 | 88 | #ifndef elf_backend_symbol_processing |
643e9fc7 | 89 | #define elf_backend_symbol_processing 0 |
95469b02 ILT |
90 | #endif |
91 | #ifndef elf_backend_symbol_table_processing | |
643e9fc7 | 92 | #define elf_backend_symbol_table_processing 0 |
95469b02 ILT |
93 | #endif |
94 | #ifndef elf_backend_section_processing | |
643e9fc7 | 95 | #define elf_backend_section_processing 0 |
95469b02 ILT |
96 | #endif |
97 | #ifndef elf_backend_section_from_shdr | |
643e9fc7 | 98 | #define elf_backend_section_from_shdr 0 |
95469b02 ILT |
99 | #endif |
100 | #ifndef elf_backend_fake_sections | |
643e9fc7 | 101 | #define elf_backend_fake_sections 0 |
95469b02 ILT |
102 | #endif |
103 | #ifndef elf_backend_section_from_bfd_section | |
643e9fc7 ILT |
104 | #define elf_backend_section_from_bfd_section 0 |
105 | #endif | |
99a6c761 JL |
106 | #ifndef elf_backend_begin_write_processing |
107 | #define elf_backend_begin_write_processing 0 | |
108 | #endif | |
643e9fc7 ILT |
109 | #ifndef elf_backend_final_write_processing |
110 | #define elf_backend_final_write_processing 0 | |
95469b02 ILT |
111 | #endif |
112 | #ifndef elf_backend_ecoff_debug_swap | |
643e9fc7 | 113 | #define elf_backend_ecoff_debug_swap 0 |
95469b02 ILT |
114 | #endif |
115 | ||
3adad029 KR |
116 | static CONST struct elf_backend_data elf64_bed = |
117 | { | |
118 | #ifdef USE_REL | |
119 | 0, /* use_rela_p */ | |
120 | #else | |
121 | 1, /* use_rela_p */ | |
122 | #endif | |
95469b02 | 123 | 1, /* elf_64_p */ |
3adad029 | 124 | ELF_ARCH, /* arch */ |
a5ccdad1 | 125 | ELF_MACHINE_CODE, /* elf_machine_code */ |
95469b02 | 126 | ELF_MAXPAGESIZE, /* maxpagesize */ |
643e9fc7 ILT |
127 | elf_info_to_howto, |
128 | elf_info_to_howto_rel, | |
129 | elf_backend_sym_is_global, | |
130 | elf_backend_object_p, | |
131 | elf_backend_symbol_processing, | |
132 | elf_backend_symbol_table_processing, | |
133 | elf_backend_section_processing, | |
134 | elf_backend_section_from_shdr, | |
135 | elf_backend_fake_sections, | |
136 | elf_backend_section_from_bfd_section, | |
99a6c761 JL |
137 | elf_backend_begin_write_processing, |
138 | elf_backend_final_write_processing, | |
643e9fc7 | 139 | elf_backend_ecoff_debug_swap |
3adad029 KR |
140 | }; |
141 | ||
142 | #ifdef TARGET_BIG_SYM | |
143 | bfd_target TARGET_BIG_SYM = | |
144 | { | |
145 | /* name: identify kind of target */ | |
146 | TARGET_BIG_NAME, | |
147 | ||
148 | /* flavour: general indication about file */ | |
149 | bfd_target_elf_flavour, | |
150 | ||
151 | /* byteorder_big_p: data is big endian */ | |
152 | true, | |
153 | ||
154 | /* header_byteorder_big_p: header is also big endian */ | |
155 | true, | |
156 | ||
157 | /* object_flags: mask of all file flags */ | |
158 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | | |
159 | DYNAMIC | WP_TEXT), | |
160 | ||
161 | /* section_flags: mask of all section flags */ | |
162 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY | | |
d6e5f950 | 163 | SEC_CODE | SEC_DATA | SEC_DEBUGGING), |
3adad029 KR |
164 | |
165 | /* leading_symbol_char: is the first char of a user symbol | |
166 | predictable, and if so what is it */ | |
167 | 0, | |
168 | ||
169 | /* ar_pad_char: pad character for filenames within an archive header | |
170 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
171 | of the archiver and/or os and should be independently tunable */ | |
172 | '/', | |
173 | ||
174 | /* ar_max_namelen: maximum number of characters in an archive header | |
175 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
176 | of the archiver and should be independently tunable. This value is | |
177 | a WAG (wild a** guess) */ | |
178 | 15, | |
179 | ||
180 | /* align_power_min: minimum alignment restriction for any section | |
181 | FIXME: this value may be target machine dependent */ | |
182 | 3, | |
183 | ||
184 | /* Routines to byte-swap various sized integers from the data sections */ | |
23f44e6f ILT |
185 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
186 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
187 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, | |
3adad029 KR |
188 | |
189 | /* Routines to byte-swap various sized integers from the file headers */ | |
23f44e6f ILT |
190 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
191 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
192 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, | |
3adad029 KR |
193 | |
194 | /* bfd_check_format: check the format of a file being read */ | |
195 | { _bfd_dummy_target, /* unknown format */ | |
196 | bfd_elf64_object_p, /* assembler/linker output (object file) */ | |
197 | bfd_generic_archive_p, /* an archive */ | |
198 | bfd_elf64_core_file_p /* a core file */ | |
199 | }, | |
200 | ||
201 | /* bfd_set_format: set the format of a file being written */ | |
202 | { bfd_false, | |
203 | bfd_elf_mkobject, | |
204 | _bfd_generic_mkarchive, | |
205 | bfd_false | |
206 | }, | |
207 | ||
208 | /* bfd_write_contents: write cached information into a file being written */ | |
209 | { bfd_false, | |
210 | bfd_elf64_write_object_contents, | |
211 | _bfd_write_archive_contents, | |
212 | bfd_false | |
213 | }, | |
214 | ||
6812b607 ILT |
215 | BFD_JUMP_TABLE_GENERIC (bfd_elf64), |
216 | BFD_JUMP_TABLE_COPY (bfd_elf64), | |
217 | BFD_JUMP_TABLE_CORE (bfd_elf64), | |
218 | BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), | |
219 | BFD_JUMP_TABLE_SYMBOLS (bfd_elf64), | |
220 | BFD_JUMP_TABLE_RELOCS (bfd_elf64), | |
221 | BFD_JUMP_TABLE_WRITE (bfd_elf64), | |
222 | BFD_JUMP_TABLE_LINK (bfd_elf64), | |
cb71adf1 | 223 | BFD_JUMP_TABLE_DYNAMIC (bfd_elf64), |
3adad029 KR |
224 | |
225 | /* backend_data: */ | |
226 | (PTR) &elf64_bed, | |
227 | }; | |
228 | #endif | |
229 | ||
230 | #ifdef TARGET_LITTLE_SYM | |
231 | bfd_target TARGET_LITTLE_SYM = | |
232 | { | |
233 | /* name: identify kind of target */ | |
234 | TARGET_LITTLE_NAME, | |
235 | ||
236 | /* flavour: general indication about file */ | |
237 | bfd_target_elf_flavour, | |
238 | ||
239 | /* byteorder_big_p: data is big endian */ | |
240 | false, /* Nope -- this one's little endian */ | |
241 | ||
242 | /* header_byteorder_big_p: header is also big endian */ | |
243 | false, /* Nope -- this one's little endian */ | |
244 | ||
245 | /* object_flags: mask of all file flags */ | |
246 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | | |
247 | DYNAMIC | WP_TEXT), | |
248 | ||
249 | /* section_flags: mask of all section flags */ | |
250 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY | | |
d6e5f950 | 251 | SEC_CODE | SEC_DATA | SEC_DEBUGGING), |
3adad029 KR |
252 | |
253 | /* leading_symbol_char: is the first char of a user symbol | |
254 | predictable, and if so what is it */ | |
255 | 0, | |
256 | ||
257 | /* ar_pad_char: pad character for filenames within an archive header | |
258 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
259 | of the archiver and/or os and should be independently tunable */ | |
260 | '/', | |
261 | ||
262 | /* ar_max_namelen: maximum number of characters in an archive header | |
263 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
264 | of the archiver and should be independently tunable. This value is | |
265 | a WAG (wild a** guess) */ | |
266 | 15, | |
267 | ||
268 | /* align_power_min: minimum alignment restriction for any section | |
269 | FIXME: this value may be target machine dependent */ | |
270 | 3, | |
271 | ||
272 | /* Routines to byte-swap various sized integers from the data sections */ | |
23f44e6f ILT |
273 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
274 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
275 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, | |
3adad029 KR |
276 | |
277 | /* Routines to byte-swap various sized integers from the file headers */ | |
23f44e6f ILT |
278 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
279 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
280 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, | |
3adad029 KR |
281 | |
282 | /* bfd_check_format: check the format of a file being read */ | |
283 | { _bfd_dummy_target, /* unknown format */ | |
284 | bfd_elf64_object_p, /* assembler/linker output (object file) */ | |
285 | bfd_generic_archive_p, /* an archive */ | |
286 | bfd_elf64_core_file_p /* a core file */ | |
287 | }, | |
288 | ||
289 | /* bfd_set_format: set the format of a file being written */ | |
290 | { bfd_false, | |
291 | bfd_elf_mkobject, | |
292 | _bfd_generic_mkarchive, | |
293 | bfd_false | |
294 | }, | |
295 | ||
296 | /* bfd_write_contents: write cached information into a file being written */ | |
297 | { bfd_false, | |
298 | bfd_elf64_write_object_contents, | |
299 | _bfd_write_archive_contents, | |
300 | bfd_false | |
301 | }, | |
302 | ||
6812b607 ILT |
303 | BFD_JUMP_TABLE_GENERIC (bfd_elf64), |
304 | BFD_JUMP_TABLE_COPY (bfd_elf64), | |
305 | BFD_JUMP_TABLE_CORE (bfd_elf64), | |
306 | BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), | |
307 | BFD_JUMP_TABLE_SYMBOLS (bfd_elf64), | |
308 | BFD_JUMP_TABLE_RELOCS (bfd_elf64), | |
309 | BFD_JUMP_TABLE_WRITE (bfd_elf64), | |
310 | BFD_JUMP_TABLE_LINK (bfd_elf64), | |
cb71adf1 | 311 | BFD_JUMP_TABLE_DYNAMIC (bfd_elf64), |
3adad029 KR |
312 | |
313 | /* backend_data: */ | |
314 | (PTR) &elf64_bed, | |
315 | }; | |
316 | #endif |