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3adad029 KR |
1 | /* Target definitions for 64-bit ELF |
2 | Copyright 1993 Free Software Foundation, Inc. | |
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 | ||
28 | /* Archives are generic or unimplemented. */ | |
29 | #ifndef bfd_elf64_slurp_armap | |
30 | #define bfd_elf64_slurp_armap bfd_slurp_coff_armap | |
31 | #endif | |
32 | #define bfd_elf64_slurp_extended_name_table _bfd_slurp_extended_name_table | |
33 | #define bfd_elf64_truncate_arname bfd_dont_truncate_arname | |
34 | #define bfd_elf64_openr_next_archived_file bfd_generic_openr_next_archived_file | |
35 | #define bfd_elf64_generic_stat_arch_elt bfd_generic_stat_arch_elt | |
36 | #ifndef bfd_elf64_write_armap | |
37 | #define bfd_elf64_write_armap coff_write_armap | |
38 | #endif | |
39 | ||
40 | /* Ordinary section reading and writing */ | |
41 | #define bfd_elf64_get_section_contents bfd_generic_get_section_contents | |
42 | #define bfd_elf64_close_and_cleanup bfd_generic_close_and_cleanup | |
43 | ||
44 | #define bfd_elf64_bfd_debug_info_start bfd_void | |
45 | #define bfd_elf64_bfd_debug_info_end bfd_void | |
46 | #define bfd_elf64_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void | |
47 | #define bfd_elf64_bfd_get_relocated_section_contents \ | |
48 | bfd_generic_get_relocated_section_contents | |
49 | #define bfd_elf64_bfd_relax_section bfd_generic_relax_section | |
3adad029 KR |
50 | #define bfd_elf64_bfd_make_debug_symbol \ |
51 | ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) | |
4c3721d5 ILT |
52 | #ifndef bfd_elf64_bfd_link_hash_table_create |
53 | #define bfd_elf64_bfd_link_hash_table_create \ | |
54 | _bfd_generic_link_hash_table_create | |
55 | #endif | |
56 | #ifndef bfd_elf64_bfd_link_add_symbols | |
57 | #define bfd_elf64_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
58 | #endif | |
59 | #ifndef bfd_elf64_bfd_final_link | |
60 | #define bfd_elf64_bfd_final_link _bfd_generic_final_link | |
61 | #endif | |
3adad029 | 62 | |
5b3577cb JL |
63 | #ifndef bfd_elf64_bfd_copy_private_section_data |
64 | #define bfd_elf64_bfd_copy_private_section_data \ | |
65 | ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true) | |
66 | #endif | |
67 | #ifndef bfd_elf64_bfd_copy_private_bfd_data | |
68 | #define bfd_elf64_bfd_copy_private_bfd_data \ | |
69 | ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true) | |
70 | #endif | |
71 | ||
72 | #ifndef bfd_elf64_bfd_is_local_label | |
73 | #define bfd_elf64_bfd_is_local_label bfd_generic_is_local_label | |
74 | #endif | |
75 | ||
b3024965 KR |
76 | #ifndef elf_info_to_howto_rel |
77 | #define elf_info_to_howto_rel 0 | |
78 | #endif | |
79 | ||
80 | #ifndef ELF_MAXPAGESIZE | |
81 | #define ELF_MAXPAGESIZE 1 | |
82 | #endif | |
83 | ||
643e9fc7 ILT |
84 | #ifndef elf_backend_sym_is_global |
85 | #define elf_backend_sym_is_global 0 | |
86 | #endif | |
a5ccdad1 | 87 | #ifndef elf_backend_object_p |
643e9fc7 | 88 | #define elf_backend_object_p 0 |
a5ccdad1 | 89 | #endif |
95469b02 | 90 | #ifndef elf_backend_symbol_processing |
643e9fc7 | 91 | #define elf_backend_symbol_processing 0 |
95469b02 ILT |
92 | #endif |
93 | #ifndef elf_backend_symbol_table_processing | |
643e9fc7 | 94 | #define elf_backend_symbol_table_processing 0 |
95469b02 ILT |
95 | #endif |
96 | #ifndef elf_backend_section_processing | |
643e9fc7 | 97 | #define elf_backend_section_processing 0 |
95469b02 ILT |
98 | #endif |
99 | #ifndef elf_backend_section_from_shdr | |
643e9fc7 | 100 | #define elf_backend_section_from_shdr 0 |
95469b02 ILT |
101 | #endif |
102 | #ifndef elf_backend_fake_sections | |
643e9fc7 | 103 | #define elf_backend_fake_sections 0 |
95469b02 ILT |
104 | #endif |
105 | #ifndef elf_backend_section_from_bfd_section | |
643e9fc7 ILT |
106 | #define elf_backend_section_from_bfd_section 0 |
107 | #endif | |
108 | #ifndef elf_backend_final_write_processing | |
109 | #define elf_backend_final_write_processing 0 | |
95469b02 ILT |
110 | #endif |
111 | #ifndef elf_backend_ecoff_debug_swap | |
643e9fc7 | 112 | #define elf_backend_ecoff_debug_swap 0 |
95469b02 ILT |
113 | #endif |
114 | ||
3adad029 KR |
115 | static CONST struct elf_backend_data elf64_bed = |
116 | { | |
117 | #ifdef USE_REL | |
118 | 0, /* use_rela_p */ | |
119 | #else | |
120 | 1, /* use_rela_p */ | |
121 | #endif | |
95469b02 | 122 | 1, /* elf_64_p */ |
3adad029 | 123 | ELF_ARCH, /* arch */ |
a5ccdad1 | 124 | ELF_MACHINE_CODE, /* elf_machine_code */ |
95469b02 | 125 | ELF_MAXPAGESIZE, /* maxpagesize */ |
643e9fc7 ILT |
126 | elf_info_to_howto, |
127 | elf_info_to_howto_rel, | |
128 | elf_backend_sym_is_global, | |
129 | elf_backend_object_p, | |
130 | elf_backend_symbol_processing, | |
131 | elf_backend_symbol_table_processing, | |
132 | elf_backend_section_processing, | |
133 | elf_backend_section_from_shdr, | |
134 | elf_backend_fake_sections, | |
135 | elf_backend_section_from_bfd_section, | |
136 | elf_backend_ecoff_debug_swap | |
3adad029 KR |
137 | }; |
138 | ||
139 | #ifdef TARGET_BIG_SYM | |
140 | bfd_target TARGET_BIG_SYM = | |
141 | { | |
142 | /* name: identify kind of target */ | |
143 | TARGET_BIG_NAME, | |
144 | ||
145 | /* flavour: general indication about file */ | |
146 | bfd_target_elf_flavour, | |
147 | ||
148 | /* byteorder_big_p: data is big endian */ | |
149 | true, | |
150 | ||
151 | /* header_byteorder_big_p: header is also big endian */ | |
152 | true, | |
153 | ||
154 | /* object_flags: mask of all file flags */ | |
155 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | | |
156 | DYNAMIC | WP_TEXT), | |
157 | ||
158 | /* section_flags: mask of all section flags */ | |
159 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY | | |
d6e5f950 | 160 | SEC_CODE | SEC_DATA | SEC_DEBUGGING), |
3adad029 KR |
161 | |
162 | /* leading_symbol_char: is the first char of a user symbol | |
163 | predictable, and if so what is it */ | |
164 | 0, | |
165 | ||
166 | /* ar_pad_char: pad character for filenames within an archive header | |
167 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
168 | of the archiver and/or os and should be independently tunable */ | |
169 | '/', | |
170 | ||
171 | /* ar_max_namelen: maximum number of characters in an archive header | |
172 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
173 | of the archiver and should be independently tunable. This value is | |
174 | a WAG (wild a** guess) */ | |
175 | 15, | |
176 | ||
177 | /* align_power_min: minimum alignment restriction for any section | |
178 | FIXME: this value may be target machine dependent */ | |
179 | 3, | |
180 | ||
181 | /* Routines to byte-swap various sized integers from the data sections */ | |
23f44e6f ILT |
182 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
183 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
184 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, | |
3adad029 KR |
185 | |
186 | /* Routines to byte-swap various sized integers from the file headers */ | |
23f44e6f ILT |
187 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
188 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
189 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, | |
3adad029 KR |
190 | |
191 | /* bfd_check_format: check the format of a file being read */ | |
192 | { _bfd_dummy_target, /* unknown format */ | |
193 | bfd_elf64_object_p, /* assembler/linker output (object file) */ | |
194 | bfd_generic_archive_p, /* an archive */ | |
195 | bfd_elf64_core_file_p /* a core file */ | |
196 | }, | |
197 | ||
198 | /* bfd_set_format: set the format of a file being written */ | |
199 | { bfd_false, | |
200 | bfd_elf_mkobject, | |
201 | _bfd_generic_mkarchive, | |
202 | bfd_false | |
203 | }, | |
204 | ||
205 | /* bfd_write_contents: write cached information into a file being written */ | |
206 | { bfd_false, | |
207 | bfd_elf64_write_object_contents, | |
208 | _bfd_write_archive_contents, | |
209 | bfd_false | |
210 | }, | |
211 | ||
212 | /* Initialize a jump table with the standard macro. All names start with | |
213 | "elf" */ | |
214 | JUMP_TABLE(bfd_elf64), | |
215 | ||
216 | /* backend_data: */ | |
217 | (PTR) &elf64_bed, | |
218 | }; | |
219 | #endif | |
220 | ||
221 | #ifdef TARGET_LITTLE_SYM | |
222 | bfd_target TARGET_LITTLE_SYM = | |
223 | { | |
224 | /* name: identify kind of target */ | |
225 | TARGET_LITTLE_NAME, | |
226 | ||
227 | /* flavour: general indication about file */ | |
228 | bfd_target_elf_flavour, | |
229 | ||
230 | /* byteorder_big_p: data is big endian */ | |
231 | false, /* Nope -- this one's little endian */ | |
232 | ||
233 | /* header_byteorder_big_p: header is also big endian */ | |
234 | false, /* Nope -- this one's little endian */ | |
235 | ||
236 | /* object_flags: mask of all file flags */ | |
237 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS | | |
238 | DYNAMIC | WP_TEXT), | |
239 | ||
240 | /* section_flags: mask of all section flags */ | |
241 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY | | |
d6e5f950 | 242 | SEC_CODE | SEC_DATA | SEC_DEBUGGING), |
3adad029 KR |
243 | |
244 | /* leading_symbol_char: is the first char of a user symbol | |
245 | predictable, and if so what is it */ | |
246 | 0, | |
247 | ||
248 | /* ar_pad_char: pad character for filenames within an archive header | |
249 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
250 | of the archiver and/or os and should be independently tunable */ | |
251 | '/', | |
252 | ||
253 | /* ar_max_namelen: maximum number of characters in an archive header | |
254 | FIXME: this really has nothing to do with ELF, this is a characteristic | |
255 | of the archiver and should be independently tunable. This value is | |
256 | a WAG (wild a** guess) */ | |
257 | 15, | |
258 | ||
259 | /* align_power_min: minimum alignment restriction for any section | |
260 | FIXME: this value may be target machine dependent */ | |
261 | 3, | |
262 | ||
263 | /* Routines to byte-swap various sized integers from the data sections */ | |
23f44e6f ILT |
264 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
265 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
266 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, | |
3adad029 KR |
267 | |
268 | /* Routines to byte-swap various sized integers from the file headers */ | |
23f44e6f ILT |
269 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
270 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
271 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, | |
3adad029 KR |
272 | |
273 | /* bfd_check_format: check the format of a file being read */ | |
274 | { _bfd_dummy_target, /* unknown format */ | |
275 | bfd_elf64_object_p, /* assembler/linker output (object file) */ | |
276 | bfd_generic_archive_p, /* an archive */ | |
277 | bfd_elf64_core_file_p /* a core file */ | |
278 | }, | |
279 | ||
280 | /* bfd_set_format: set the format of a file being written */ | |
281 | { bfd_false, | |
282 | bfd_elf_mkobject, | |
283 | _bfd_generic_mkarchive, | |
284 | bfd_false | |
285 | }, | |
286 | ||
287 | /* bfd_write_contents: write cached information into a file being written */ | |
288 | { bfd_false, | |
289 | bfd_elf64_write_object_contents, | |
290 | _bfd_write_archive_contents, | |
291 | bfd_false | |
292 | }, | |
293 | ||
294 | /* Initialize a jump table with the standard macro. All names start with | |
295 | "elf" */ | |
296 | JUMP_TABLE(bfd_elf64), | |
297 | ||
298 | /* backend_data: */ | |
299 | (PTR) &elf64_bed, | |
300 | }; | |
301 | #endif |