* configure.in: Use ld for i[34]86-*-sysv4* and sparc-*-solaris2*.
[deliverable/binutils-gdb.git] / bfd / elf64-target.h
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3adad029 1/* Target definitions for 64-bit ELF
dfc1c006 2 Copyright 1993, 1994 Free Software Foundation, Inc.
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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)
42
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43#ifndef bfd_elf64_bfd_copy_private_section_data
44#define bfd_elf64_bfd_copy_private_section_data \
45 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
46#endif
47#ifndef bfd_elf64_bfd_copy_private_bfd_data
48#define bfd_elf64_bfd_copy_private_bfd_data \
49 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
50#endif
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51#ifndef bfd_elf64_bfd_is_local_label
52#define bfd_elf64_bfd_is_local_label bfd_generic_is_local_label
53#endif
54
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55#ifndef bfd_elf64_get_dynamic_reloc_upper_bound
56#define bfd_elf64_get_dynamic_reloc_upper_bound \
57 _bfd_nodynamic_get_dynamic_reloc_upper_bound
58#endif
59#ifndef bfd_elf64_canonicalize_dynamic_reloc
60#define bfd_elf64_canonicalize_dynamic_reloc \
61 _bfd_nodynamic_canonicalize_dynamic_reloc
62#endif
63
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64#ifdef elf_backend_relocate_section
65#ifndef bfd_elf64_bfd_link_hash_table_create
66#define bfd_elf64_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
67#endif
68#else /* ! defined (elf_backend_relocate_section) */
69/* If no backend relocate_section routine, use the generic linker. */
70#ifndef bfd_elf64_bfd_link_hash_table_create
71#define bfd_elf64_bfd_link_hash_table_create \
72 _bfd_generic_link_hash_table_create
73#endif
74#ifndef bfd_elf64_bfd_link_add_symbols
75#define bfd_elf64_bfd_link_add_symbols _bfd_generic_link_add_symbols
76#endif
77#ifndef bfd_elf64_bfd_final_link
78#define bfd_elf64_bfd_final_link _bfd_generic_final_link
79#endif
80#endif /* ! defined (elf_backend_relocate_section) */
81
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82#ifndef elf_info_to_howto_rel
83#define elf_info_to_howto_rel 0
84#endif
85
86#ifndef ELF_MAXPAGESIZE
87#define ELF_MAXPAGESIZE 1
88#endif
89
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90#ifndef elf_backend_collect
91#define elf_backend_collect false
92#endif
93
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94#ifndef elf_backend_sym_is_global
95#define elf_backend_sym_is_global 0
96#endif
a5ccdad1 97#ifndef elf_backend_object_p
643e9fc7 98#define elf_backend_object_p 0
a5ccdad1 99#endif
95469b02 100#ifndef elf_backend_symbol_processing
643e9fc7 101#define elf_backend_symbol_processing 0
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102#endif
103#ifndef elf_backend_symbol_table_processing
643e9fc7 104#define elf_backend_symbol_table_processing 0
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105#endif
106#ifndef elf_backend_section_processing
643e9fc7 107#define elf_backend_section_processing 0
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108#endif
109#ifndef elf_backend_section_from_shdr
643e9fc7 110#define elf_backend_section_from_shdr 0
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111#endif
112#ifndef elf_backend_fake_sections
643e9fc7 113#define elf_backend_fake_sections 0
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114#endif
115#ifndef elf_backend_section_from_bfd_section
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116#define elf_backend_section_from_bfd_section 0
117#endif
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118#ifndef elf_backend_add_symbol_hook
119#define elf_backend_add_symbol_hook 0
120#endif
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121#ifndef elf_backend_create_dynamic_sections
122#define elf_backend_create_dynamic_sections 0
123#endif
124#ifndef elf_backend_adjust_dynamic_symbol
125#define elf_backend_adjust_dynamic_symbol 0
126#endif
127#ifndef elf_backend_size_dynamic_sections
128#define elf_backend_size_dynamic_sections 0
129#endif
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130#ifndef elf_backend_relocate_section
131#define elf_backend_relocate_section 0
132#endif
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133#ifndef elf_backend_finish_dynamic_symbol
134#define elf_backend_finish_dynamic_symbol 0
135#endif
136#ifndef elf_backend_finish_dynamic_sections
137#define elf_backend_finish_dynamic_sections 0
138#endif
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139#ifndef elf_backend_begin_write_processing
140#define elf_backend_begin_write_processing 0
141#endif
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142#ifndef elf_backend_final_write_processing
143#define elf_backend_final_write_processing 0
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144#endif
145#ifndef elf_backend_ecoff_debug_swap
643e9fc7 146#define elf_backend_ecoff_debug_swap 0
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147#endif
148
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149static CONST struct elf_backend_data elf64_bed =
150{
151#ifdef USE_REL
152 0, /* use_rela_p */
153#else
154 1, /* use_rela_p */
155#endif
95469b02 156 1, /* elf_64_p */
3adad029 157 ELF_ARCH, /* arch */
a5ccdad1 158 ELF_MACHINE_CODE, /* elf_machine_code */
95469b02 159 ELF_MAXPAGESIZE, /* maxpagesize */
6ec3bb6a 160 elf_backend_collect,
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161 elf_info_to_howto,
162 elf_info_to_howto_rel,
163 elf_backend_sym_is_global,
164 elf_backend_object_p,
165 elf_backend_symbol_processing,
166 elf_backend_symbol_table_processing,
167 elf_backend_section_processing,
168 elf_backend_section_from_shdr,
169 elf_backend_fake_sections,
170 elf_backend_section_from_bfd_section,
6ec3bb6a 171 elf_backend_add_symbol_hook,
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172 elf_backend_create_dynamic_sections,
173 elf_backend_adjust_dynamic_symbol,
174 elf_backend_size_dynamic_sections,
6ec3bb6a 175 elf_backend_relocate_section,
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176 elf_backend_finish_dynamic_symbol,
177 elf_backend_finish_dynamic_sections,
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178 elf_backend_begin_write_processing,
179 elf_backend_final_write_processing,
643e9fc7 180 elf_backend_ecoff_debug_swap
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181};
182
183#ifdef TARGET_BIG_SYM
184bfd_target TARGET_BIG_SYM =
185{
186 /* name: identify kind of target */
187 TARGET_BIG_NAME,
188
189 /* flavour: general indication about file */
190 bfd_target_elf_flavour,
191
192 /* byteorder_big_p: data is big endian */
193 true,
194
195 /* header_byteorder_big_p: header is also big endian */
196 true,
197
198 /* object_flags: mask of all file flags */
199 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
200 DYNAMIC | WP_TEXT),
201
202 /* section_flags: mask of all section flags */
203 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 204 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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205
206 /* leading_symbol_char: is the first char of a user symbol
207 predictable, and if so what is it */
208 0,
209
210 /* ar_pad_char: pad character for filenames within an archive header
211 FIXME: this really has nothing to do with ELF, this is a characteristic
212 of the archiver and/or os and should be independently tunable */
213 '/',
214
215 /* ar_max_namelen: maximum number of characters in an archive header
216 FIXME: this really has nothing to do with ELF, this is a characteristic
217 of the archiver and should be independently tunable. This value is
218 a WAG (wild a** guess) */
219 15,
220
221 /* align_power_min: minimum alignment restriction for any section
222 FIXME: this value may be target machine dependent */
223 3,
224
225 /* Routines to byte-swap various sized integers from the data sections */
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226 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
227 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
228 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
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229
230 /* Routines to byte-swap various sized integers from the file headers */
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231 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
232 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
233 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
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234
235 /* bfd_check_format: check the format of a file being read */
236 { _bfd_dummy_target, /* unknown format */
237 bfd_elf64_object_p, /* assembler/linker output (object file) */
238 bfd_generic_archive_p, /* an archive */
239 bfd_elf64_core_file_p /* a core file */
240 },
241
242 /* bfd_set_format: set the format of a file being written */
243 { bfd_false,
244 bfd_elf_mkobject,
245 _bfd_generic_mkarchive,
246 bfd_false
247 },
248
249 /* bfd_write_contents: write cached information into a file being written */
250 { bfd_false,
251 bfd_elf64_write_object_contents,
252 _bfd_write_archive_contents,
253 bfd_false
254 },
255
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256 BFD_JUMP_TABLE_GENERIC (bfd_elf64),
257 BFD_JUMP_TABLE_COPY (bfd_elf64),
258 BFD_JUMP_TABLE_CORE (bfd_elf64),
259 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
260 BFD_JUMP_TABLE_SYMBOLS (bfd_elf64),
261 BFD_JUMP_TABLE_RELOCS (bfd_elf64),
262 BFD_JUMP_TABLE_WRITE (bfd_elf64),
263 BFD_JUMP_TABLE_LINK (bfd_elf64),
cb71adf1 264 BFD_JUMP_TABLE_DYNAMIC (bfd_elf64),
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265
266 /* backend_data: */
267 (PTR) &elf64_bed,
268};
269#endif
270
271#ifdef TARGET_LITTLE_SYM
272bfd_target TARGET_LITTLE_SYM =
273{
274 /* name: identify kind of target */
275 TARGET_LITTLE_NAME,
276
277 /* flavour: general indication about file */
278 bfd_target_elf_flavour,
279
280 /* byteorder_big_p: data is big endian */
281 false, /* Nope -- this one's little endian */
282
283 /* header_byteorder_big_p: header is also big endian */
284 false, /* Nope -- this one's little endian */
285
286 /* object_flags: mask of all file flags */
287 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
288 DYNAMIC | WP_TEXT),
289
290 /* section_flags: mask of all section flags */
291 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 292 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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293
294 /* leading_symbol_char: is the first char of a user symbol
295 predictable, and if so what is it */
296 0,
297
298 /* ar_pad_char: pad character for filenames within an archive header
299 FIXME: this really has nothing to do with ELF, this is a characteristic
300 of the archiver and/or os and should be independently tunable */
301 '/',
302
303 /* ar_max_namelen: maximum number of characters in an archive header
304 FIXME: this really has nothing to do with ELF, this is a characteristic
305 of the archiver and should be independently tunable. This value is
306 a WAG (wild a** guess) */
307 15,
308
309 /* align_power_min: minimum alignment restriction for any section
310 FIXME: this value may be target machine dependent */
311 3,
312
313 /* Routines to byte-swap various sized integers from the data sections */
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314 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
315 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
316 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
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317
318 /* Routines to byte-swap various sized integers from the file headers */
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319 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
320 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
321 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
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322
323 /* bfd_check_format: check the format of a file being read */
324 { _bfd_dummy_target, /* unknown format */
325 bfd_elf64_object_p, /* assembler/linker output (object file) */
326 bfd_generic_archive_p, /* an archive */
327 bfd_elf64_core_file_p /* a core file */
328 },
329
330 /* bfd_set_format: set the format of a file being written */
331 { bfd_false,
332 bfd_elf_mkobject,
333 _bfd_generic_mkarchive,
334 bfd_false
335 },
336
337 /* bfd_write_contents: write cached information into a file being written */
338 { bfd_false,
339 bfd_elf64_write_object_contents,
340 _bfd_write_archive_contents,
341 bfd_false
342 },
343
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344 BFD_JUMP_TABLE_GENERIC (bfd_elf64),
345 BFD_JUMP_TABLE_COPY (bfd_elf64),
346 BFD_JUMP_TABLE_CORE (bfd_elf64),
347 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
348 BFD_JUMP_TABLE_SYMBOLS (bfd_elf64),
349 BFD_JUMP_TABLE_RELOCS (bfd_elf64),
350 BFD_JUMP_TABLE_WRITE (bfd_elf64),
351 BFD_JUMP_TABLE_LINK (bfd_elf64),
cb71adf1 352 BFD_JUMP_TABLE_DYNAMIC (bfd_elf64),
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353
354 /* backend_data: */
355 (PTR) &elf64_bed,
356};
357#endif
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