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* coffcode.h (CALC_ADDEND): Change to fetch original symbol value
[binutils.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
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
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50#define bfd_elf64_bfd_make_debug_symbol \
51 ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr)
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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
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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
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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
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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
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92#endif
93#ifndef elf_backend_symbol_table_processing
643e9fc7 94#define elf_backend_symbol_table_processing 0
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95#endif
96#ifndef elf_backend_section_processing
643e9fc7 97#define elf_backend_section_processing 0
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98#endif
99#ifndef elf_backend_section_from_shdr
643e9fc7 100#define elf_backend_section_from_shdr 0
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101#endif
102#ifndef elf_backend_fake_sections
643e9fc7 103#define elf_backend_fake_sections 0
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104#endif
105#ifndef elf_backend_section_from_bfd_section
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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
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110#endif
111#ifndef elf_backend_ecoff_debug_swap
643e9fc7 112#define elf_backend_ecoff_debug_swap 0
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113#endif
114
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115static 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 */
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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
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137};
138
139#ifdef TARGET_BIG_SYM
140bfd_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),
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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 */
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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,
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185
186 /* Routines to byte-swap various sized integers from the file headers */
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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,
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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
222bfd_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),
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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 */
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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,
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267
268 /* Routines to byte-swap various sized integers from the file headers */
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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,
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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
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