* config/cplus-dem.c: Removed. It isn't used. Even if it was,
[deliverable/binutils-gdb.git] / bfd / elf32-target.h
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81187b54 1/* Target definitions for 32-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_elf32_close_and_cleanup _bfd_generic_close_and_cleanup
29#define bfd_elf32_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
30#ifndef bfd_elf32_get_section_contents
31#define bfd_elf32_get_section_contents _bfd_generic_get_section_contents
ae06054e 32#endif
9942e684 33
9942e684 34#define bfd_elf32_bfd_get_relocated_section_contents \
81187b54 35 bfd_generic_get_relocated_section_contents
9942e684 36#define bfd_elf32_bfd_relax_section bfd_generic_relax_section
9942e684 37#define bfd_elf32_bfd_make_debug_symbol \
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38 ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr)
39
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40#ifndef bfd_elf32_bfd_copy_private_section_data
41#define bfd_elf32_bfd_copy_private_section_data \
42 ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true)
43#endif
44#ifndef bfd_elf32_bfd_copy_private_bfd_data
45#define bfd_elf32_bfd_copy_private_bfd_data \
46 ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
47#endif
48#ifndef bfd_elf32_bfd_is_local_label
49#define bfd_elf32_bfd_is_local_label bfd_generic_is_local_label
50#endif
51
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52#ifndef bfd_elf32_get_dynamic_reloc_upper_bound
53#define bfd_elf32_get_dynamic_reloc_upper_bound \
54 _bfd_nodynamic_get_dynamic_reloc_upper_bound
55#endif
56#ifndef bfd_elf32_canonicalize_dynamic_reloc
57#define bfd_elf32_canonicalize_dynamic_reloc \
58 _bfd_nodynamic_canonicalize_dynamic_reloc
59#endif
60
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61#ifdef elf_backend_relocate_section
62#ifndef bfd_elf32_bfd_link_hash_table_create
63#define bfd_elf32_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
64#endif
65#else /* ! defined (elf_backend_relocate_section) */
66/* If no backend relocate_section routine, use the generic linker. */
67#ifndef bfd_elf32_bfd_link_hash_table_create
68#define bfd_elf32_bfd_link_hash_table_create \
69 _bfd_generic_link_hash_table_create
70#endif
71#ifndef bfd_elf32_bfd_link_add_symbols
72#define bfd_elf32_bfd_link_add_symbols _bfd_generic_link_add_symbols
73#endif
74#ifndef bfd_elf32_bfd_final_link
75#define bfd_elf32_bfd_final_link _bfd_generic_final_link
76#endif
77#endif /* ! defined (elf_backend_relocate_section) */
78
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79#ifndef elf_info_to_howto_rel
80#define elf_info_to_howto_rel 0
81#endif
82
83#ifndef ELF_MAXPAGESIZE
84#define ELF_MAXPAGESIZE 1
85#endif
86
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87#ifndef elf_backend_collect
88#define elf_backend_collect false
89#endif
90
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91#ifndef elf_backend_sym_is_global
92#define elf_backend_sym_is_global 0
93#endif
a5ccdad1 94#ifndef elf_backend_object_p
643e9fc7 95#define elf_backend_object_p 0
a5ccdad1 96#endif
e2a422b8 97#ifndef elf_backend_symbol_processing
643e9fc7 98#define elf_backend_symbol_processing 0
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99#endif
100#ifndef elf_backend_symbol_table_processing
643e9fc7 101#define elf_backend_symbol_table_processing 0
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102#endif
103#ifndef elf_backend_section_processing
643e9fc7 104#define elf_backend_section_processing 0
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105#endif
106#ifndef elf_backend_section_from_shdr
643e9fc7 107#define elf_backend_section_from_shdr 0
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108#endif
109#ifndef elf_backend_fake_sections
643e9fc7 110#define elf_backend_fake_sections 0
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111#endif
112#ifndef elf_backend_section_from_bfd_section
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113#define elf_backend_section_from_bfd_section 0
114#endif
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115#ifndef elf_backend_add_symbol_hook
116#define elf_backend_add_symbol_hook 0
117#endif
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118#ifndef elf_backend_link_output_symbol_hook
119#define elf_backend_link_output_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
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124#ifndef elf_backend_check_relocs
125#define elf_backend_check_relocs 0
126#endif
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127#ifndef elf_backend_adjust_dynamic_symbol
128#define elf_backend_adjust_dynamic_symbol 0
129#endif
130#ifndef elf_backend_size_dynamic_sections
131#define elf_backend_size_dynamic_sections 0
132#endif
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133#ifndef elf_backend_relocate_section
134#define elf_backend_relocate_section 0
135#endif
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136#ifndef elf_backend_finish_dynamic_symbol
137#define elf_backend_finish_dynamic_symbol 0
138#endif
139#ifndef elf_backend_finish_dynamic_sections
140#define elf_backend_finish_dynamic_sections 0
141#endif
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142#ifndef elf_backend_begin_write_processing
143#define elf_backend_begin_write_processing 0
144#endif
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145#ifndef elf_backend_final_write_processing
146#define elf_backend_final_write_processing 0
e2a422b8 147#endif
95469b02 148#ifndef elf_backend_ecoff_debug_swap
643e9fc7 149#define elf_backend_ecoff_debug_swap 0
95469b02 150#endif
e2a422b8 151
268f94ac 152static CONST struct elf_backend_data elf32_bed =
81187b54 153{
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154#ifdef USE_REL
155 0, /* use_rela_p */
156#else
157 1, /* use_rela_p */
158#endif
159 0, /* elf_64_p */
160 ELF_ARCH, /* arch */
a5ccdad1 161 ELF_MACHINE_CODE, /* elf_machine_code */
95469b02 162 ELF_MAXPAGESIZE, /* maxpagesize */
6ec3bb6a 163 elf_backend_collect,
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164 elf_info_to_howto,
165 elf_info_to_howto_rel,
166 elf_backend_sym_is_global,
167 elf_backend_object_p,
168 elf_backend_symbol_processing,
169 elf_backend_symbol_table_processing,
170 elf_backend_section_processing,
171 elf_backend_section_from_shdr,
172 elf_backend_fake_sections,
173 elf_backend_section_from_bfd_section,
6ec3bb6a 174 elf_backend_add_symbol_hook,
ff5a090f 175 elf_backend_link_output_symbol_hook,
013dec1a 176 elf_backend_create_dynamic_sections,
374d2ef9 177 elf_backend_check_relocs,
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178 elf_backend_adjust_dynamic_symbol,
179 elf_backend_size_dynamic_sections,
6ec3bb6a 180 elf_backend_relocate_section,
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181 elf_backend_finish_dynamic_symbol,
182 elf_backend_finish_dynamic_sections,
99a6c761 183 elf_backend_begin_write_processing,
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184 elf_backend_final_write_processing,
185 elf_backend_ecoff_debug_swap
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186};
187
188#ifdef TARGET_BIG_SYM
2f3508ad 189const bfd_target TARGET_BIG_SYM =
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190{
191 /* name: identify kind of target */
192 TARGET_BIG_NAME,
193
194 /* flavour: general indication about file */
195 bfd_target_elf_flavour,
196
197 /* byteorder_big_p: data is big endian */
198 true,
199
200 /* header_byteorder_big_p: header is also big endian */
201 true,
202
203 /* object_flags: mask of all file flags */
204 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
fa15568a 205 DYNAMIC | WP_TEXT | D_PAGED),
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206
207 /* section_flags: mask of all section flags */
208 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 209 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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210
211 /* leading_symbol_char: is the first char of a user symbol
212 predictable, and if so what is it */
213 0,
214
215 /* ar_pad_char: pad character for filenames within an archive header
216 FIXME: this really has nothing to do with ELF, this is a characteristic
217 of the archiver and/or os and should be independently tunable */
218 '/',
219
220 /* ar_max_namelen: maximum number of characters in an archive header
221 FIXME: this really has nothing to do with ELF, this is a characteristic
222 of the archiver and should be independently tunable. This value is
223 a WAG (wild a** guess) */
7a0c782d 224 14,
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225
226 /* align_power_min: minimum alignment restriction for any section
227 FIXME: this value may be target machine dependent */
228 3,
229
230 /* Routines to byte-swap various sized integers from the data sections */
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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 /* Routines to byte-swap various sized integers from the file headers */
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236 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
237 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
238 bfd_getb16, bfd_getb_signed_16, bfd_putb16,
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239
240 /* bfd_check_format: check the format of a file being read */
241 { _bfd_dummy_target, /* unknown format */
9942e684 242 bfd_elf32_object_p, /* assembler/linker output (object file) */
81187b54 243 bfd_generic_archive_p, /* an archive */
9942e684 244 bfd_elf32_core_file_p /* a core file */
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245 },
246
247 /* bfd_set_format: set the format of a file being written */
248 { bfd_false,
998ce1e0 249 bfd_elf_mkobject,
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250 _bfd_generic_mkarchive,
251 bfd_false
252 },
253
254 /* bfd_write_contents: write cached information into a file being written */
255 { bfd_false,
9942e684 256 bfd_elf32_write_object_contents,
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257 _bfd_write_archive_contents,
258 bfd_false
259 },
260
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261 BFD_JUMP_TABLE_GENERIC (bfd_elf32),
262 BFD_JUMP_TABLE_COPY (bfd_elf32),
263 BFD_JUMP_TABLE_CORE (bfd_elf32),
264 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
265 BFD_JUMP_TABLE_SYMBOLS (bfd_elf32),
266 BFD_JUMP_TABLE_RELOCS (bfd_elf32),
267 BFD_JUMP_TABLE_WRITE (bfd_elf32),
268 BFD_JUMP_TABLE_LINK (bfd_elf32),
cb71adf1 269 BFD_JUMP_TABLE_DYNAMIC (bfd_elf32),
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270
271 /* backend_data: */
9942e684 272 (PTR) &elf32_bed,
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273};
274#endif
275
276#ifdef TARGET_LITTLE_SYM
2f3508ad 277const bfd_target TARGET_LITTLE_SYM =
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278{
279 /* name: identify kind of target */
280 TARGET_LITTLE_NAME,
281
282 /* flavour: general indication about file */
283 bfd_target_elf_flavour,
284
285 /* byteorder_big_p: data is big endian */
286 false, /* Nope -- this one's little endian */
287
288 /* header_byteorder_big_p: header is also big endian */
289 false, /* Nope -- this one's little endian */
290
291 /* object_flags: mask of all file flags */
292 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
fa15568a 293 DYNAMIC | WP_TEXT | D_PAGED),
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294
295 /* section_flags: mask of all section flags */
296 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
d6e5f950 297 SEC_CODE | SEC_DATA | SEC_DEBUGGING),
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298
299 /* leading_symbol_char: is the first char of a user symbol
300 predictable, and if so what is it */
301 0,
302
303 /* ar_pad_char: pad character for filenames within an archive header
304 FIXME: this really has nothing to do with ELF, this is a characteristic
305 of the archiver and/or os and should be independently tunable */
306 '/',
307
308 /* ar_max_namelen: maximum number of characters in an archive header
309 FIXME: this really has nothing to do with ELF, this is a characteristic
310 of the archiver and should be independently tunable. This value is
311 a WAG (wild a** guess) */
7a0c782d 312 14,
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313
314 /* align_power_min: minimum alignment restriction for any section
315 FIXME: this value may be target machine dependent */
316 3,
317
318 /* Routines to byte-swap various sized integers from the data sections */
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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 /* Routines to byte-swap various sized integers from the file headers */
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324 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
325 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
326 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
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327
328 /* bfd_check_format: check the format of a file being read */
329 { _bfd_dummy_target, /* unknown format */
9942e684 330 bfd_elf32_object_p, /* assembler/linker output (object file) */
81187b54 331 bfd_generic_archive_p, /* an archive */
9942e684 332 bfd_elf32_core_file_p /* a core file */
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333 },
334
335 /* bfd_set_format: set the format of a file being written */
336 { bfd_false,
998ce1e0 337 bfd_elf_mkobject,
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338 _bfd_generic_mkarchive,
339 bfd_false
340 },
341
342 /* bfd_write_contents: write cached information into a file being written */
343 { bfd_false,
9942e684 344 bfd_elf32_write_object_contents,
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345 _bfd_write_archive_contents,
346 bfd_false
347 },
348
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349 BFD_JUMP_TABLE_GENERIC (bfd_elf32),
350 BFD_JUMP_TABLE_COPY (bfd_elf32),
351 BFD_JUMP_TABLE_CORE (bfd_elf32),
352 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
353 BFD_JUMP_TABLE_SYMBOLS (bfd_elf32),
354 BFD_JUMP_TABLE_RELOCS (bfd_elf32),
355 BFD_JUMP_TABLE_WRITE (bfd_elf32),
356 BFD_JUMP_TABLE_LINK (bfd_elf32),
cb71adf1 357 BFD_JUMP_TABLE_DYNAMIC (bfd_elf32),
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358
359 /* backend_data: */
9942e684 360 (PTR) &elf32_bed,
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361};
362#endif
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