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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [bfd/] [archures.c] - Blame information for rev 853

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1 24 jeremybenn
/* BFD library support routines for architectures.
2
   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
3 225 jeremybenn
   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
4 24 jeremybenn
   Free Software Foundation, Inc.
5
   Hacked by John Gilmore and Steve Chamberlain of Cygnus Support.
6
 
7
   This file is part of BFD, the Binary File Descriptor library.
8
 
9
   This program is free software; you can redistribute it and/or modify
10
   it under the terms of the GNU General Public License as published by
11
   the Free Software Foundation; either version 3 of the License, or
12
   (at your option) any later version.
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14
   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
16
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
   GNU General Public License for more details.
18
 
19
   You should have received a copy of the GNU General Public License
20
   along with this program; if not, write to the Free Software
21
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
22
   MA 02110-1301, USA.  */
23
 
24
#include "sysdep.h"
25
#include "bfd.h"
26
#include "libbfd.h"
27
#include "safe-ctype.h"
28
 
29
/*
30
 
31
SECTION
32
        Architectures
33
 
34
        BFD keeps one atom in a BFD describing the
35
        architecture of the data attached to the BFD: a pointer to a
36
        <<bfd_arch_info_type>>.
37
 
38
        Pointers to structures can be requested independently of a BFD
39
        so that an architecture's information can be interrogated
40
        without access to an open BFD.
41
 
42
        The architecture information is provided by each architecture package.
43
        The set of default architectures is selected by the macro
44
        <<SELECT_ARCHITECTURES>>.  This is normally set up in the
45
        @file{config/@var{target}.mt} file of your choice.  If the name is not
46
        defined, then all the architectures supported are included.
47
 
48
        When BFD starts up, all the architectures are called with an
49
        initialize method.  It is up to the architecture back end to
50
        insert as many items into the list of architectures as it wants to;
51
        generally this would be one for each machine and one for the
52
        default case (an item with a machine field of 0).
53
 
54
        BFD's idea of an architecture is implemented in @file{archures.c}.
55
*/
56
 
57
/*
58
 
59
SUBSECTION
60
        bfd_architecture
61
 
62
DESCRIPTION
63
        This enum gives the object file's CPU architecture, in a
64
        global sense---i.e., what processor family does it belong to?
65
        Another field indicates which processor within
66
        the family is in use.  The machine gives a number which
67
        distinguishes different versions of the architecture,
68
        containing, for example, 2 and 3 for Intel i960 KA and i960 KB,
69
        and 68020 and 68030 for Motorola 68020 and 68030.
70
 
71
.enum bfd_architecture
72
.{
73
.  bfd_arch_unknown,   {* File arch not known.  *}
74
.  bfd_arch_obscure,   {* Arch known, not one of these.  *}
75
.  bfd_arch_m68k,      {* Motorola 68xxx *}
76
.#define bfd_mach_m68000 1
77
.#define bfd_mach_m68008 2
78
.#define bfd_mach_m68010 3
79
.#define bfd_mach_m68020 4
80
.#define bfd_mach_m68030 5
81
.#define bfd_mach_m68040 6
82
.#define bfd_mach_m68060 7
83
.#define bfd_mach_cpu32  8
84
.#define bfd_mach_fido   9
85
.#define bfd_mach_mcf_isa_a_nodiv 10
86
.#define bfd_mach_mcf_isa_a 11
87
.#define bfd_mach_mcf_isa_a_mac 12
88
.#define bfd_mach_mcf_isa_a_emac 13
89
.#define bfd_mach_mcf_isa_aplus 14
90
.#define bfd_mach_mcf_isa_aplus_mac 15
91
.#define bfd_mach_mcf_isa_aplus_emac 16
92
.#define bfd_mach_mcf_isa_b_nousp 17
93
.#define bfd_mach_mcf_isa_b_nousp_mac 18
94
.#define bfd_mach_mcf_isa_b_nousp_emac 19
95
.#define bfd_mach_mcf_isa_b 20
96
.#define bfd_mach_mcf_isa_b_mac 21
97
.#define bfd_mach_mcf_isa_b_emac 22
98
.#define bfd_mach_mcf_isa_b_float 23
99
.#define bfd_mach_mcf_isa_b_float_mac 24
100
.#define bfd_mach_mcf_isa_b_float_emac 25
101
.#define bfd_mach_mcf_isa_c 26
102
.#define bfd_mach_mcf_isa_c_mac 27
103
.#define bfd_mach_mcf_isa_c_emac 28
104
.#define bfd_mach_mcf_isa_c_nodiv 29
105
.#define bfd_mach_mcf_isa_c_nodiv_mac 30
106
.#define bfd_mach_mcf_isa_c_nodiv_emac 31
107
.  bfd_arch_vax,       {* DEC Vax *}
108
.  bfd_arch_i960,      {* Intel 960 *}
109
.    {* The order of the following is important.
110
.       lower number indicates a machine type that
111
.       only accepts a subset of the instructions
112
.       available to machines with higher numbers.
113
.       The exception is the "ca", which is
114
.       incompatible with all other machines except
115
.       "core".  *}
116
.
117
.#define bfd_mach_i960_core      1
118
.#define bfd_mach_i960_ka_sa     2
119
.#define bfd_mach_i960_kb_sb     3
120
.#define bfd_mach_i960_mc        4
121
.#define bfd_mach_i960_xa        5
122
.#define bfd_mach_i960_ca        6
123
.#define bfd_mach_i960_jx        7
124
.#define bfd_mach_i960_hx        8
125
.
126
.  bfd_arch_or32,      {* OpenRISC 32 *}
127
.
128
.  bfd_arch_sparc,     {* SPARC *}
129
.#define bfd_mach_sparc                 1
130
.{* The difference between v8plus and v9 is that v9 is a true 64 bit env.  *}
131
.#define bfd_mach_sparc_sparclet        2
132
.#define bfd_mach_sparc_sparclite       3
133
.#define bfd_mach_sparc_v8plus          4
134
.#define bfd_mach_sparc_v8plusa         5 {* with ultrasparc add'ns.  *}
135
.#define bfd_mach_sparc_sparclite_le    6
136
.#define bfd_mach_sparc_v9              7
137
.#define bfd_mach_sparc_v9a             8 {* with ultrasparc add'ns.  *}
138
.#define bfd_mach_sparc_v8plusb         9 {* with cheetah add'ns.  *}
139
.#define bfd_mach_sparc_v9b             10 {* with cheetah add'ns.  *}
140
.{* Nonzero if MACH has the v9 instruction set.  *}
141
.#define bfd_mach_sparc_v9_p(mach) \
142
.  ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
143
.   && (mach) != bfd_mach_sparc_sparclite_le)
144
.{* Nonzero if MACH is a 64 bit sparc architecture.  *}
145
.#define bfd_mach_sparc_64bit_p(mach) \
146
.  ((mach) >= bfd_mach_sparc_v9 && (mach) != bfd_mach_sparc_v8plusb)
147
.  bfd_arch_spu,       {* PowerPC SPU *}
148
.#define bfd_mach_spu           256
149
.  bfd_arch_mips,      {* MIPS Rxxxx *}
150
.#define bfd_mach_mips3000              3000
151
.#define bfd_mach_mips3900              3900
152
.#define bfd_mach_mips4000              4000
153
.#define bfd_mach_mips4010              4010
154
.#define bfd_mach_mips4100              4100
155
.#define bfd_mach_mips4111              4111
156
.#define bfd_mach_mips4120              4120
157
.#define bfd_mach_mips4300              4300
158
.#define bfd_mach_mips4400              4400
159
.#define bfd_mach_mips4600              4600
160
.#define bfd_mach_mips4650              4650
161
.#define bfd_mach_mips5000              5000
162
.#define bfd_mach_mips5400              5400
163
.#define bfd_mach_mips5500              5500
164
.#define bfd_mach_mips6000              6000
165
.#define bfd_mach_mips7000              7000
166
.#define bfd_mach_mips8000              8000
167
.#define bfd_mach_mips9000              9000
168
.#define bfd_mach_mips10000             10000
169
.#define bfd_mach_mips12000             12000
170 225 jeremybenn
.#define bfd_mach_mips14000             14000
171
.#define bfd_mach_mips16000             16000
172 24 jeremybenn
.#define bfd_mach_mips16                16
173
.#define bfd_mach_mips5                 5
174
.#define bfd_mach_mips_loongson_2e      3001
175
.#define bfd_mach_mips_loongson_2f      3002
176
.#define bfd_mach_mips_sb1              12310201 {* octal 'SB', 01 *}
177
.#define bfd_mach_mips_octeon           6501
178 225 jeremybenn
.#define bfd_mach_mips_xlr              887682   {* decimal 'XLR'  *}
179 24 jeremybenn
.#define bfd_mach_mipsisa32             32
180
.#define bfd_mach_mipsisa32r2           33
181
.#define bfd_mach_mipsisa64             64
182
.#define bfd_mach_mipsisa64r2           65
183
.  bfd_arch_i386,      {* Intel 386 *}
184
.#define bfd_mach_i386_i386 1
185
.#define bfd_mach_i386_i8086 2
186
.#define bfd_mach_i386_i386_intel_syntax 3
187
.#define bfd_mach_x86_64 64
188
.#define bfd_mach_x86_64_intel_syntax 65
189 225 jeremybenn
.  bfd_arch_l1om,   {* Intel L1OM *}
190
.#define bfd_mach_l1om 66
191
.#define bfd_mach_l1om_intel_syntax 67
192 24 jeremybenn
.  bfd_arch_we32k,     {* AT&T WE32xxx *}
193
.  bfd_arch_tahoe,     {* CCI/Harris Tahoe *}
194
.  bfd_arch_i860,      {* Intel 860 *}
195
.  bfd_arch_i370,      {* IBM 360/370 Mainframes *}
196
.  bfd_arch_romp,      {* IBM ROMP PC/RT *}
197
.  bfd_arch_convex,    {* Convex *}
198
.  bfd_arch_m88k,      {* Motorola 88xxx *}
199
.  bfd_arch_m98k,      {* Motorola 98xxx *}
200
.  bfd_arch_pyramid,   {* Pyramid Technology *}
201
.  bfd_arch_h8300,     {* Renesas H8/300 (formerly Hitachi H8/300) *}
202
.#define bfd_mach_h8300    1
203
.#define bfd_mach_h8300h   2
204
.#define bfd_mach_h8300s   3
205
.#define bfd_mach_h8300hn  4
206
.#define bfd_mach_h8300sn  5
207
.#define bfd_mach_h8300sx  6
208
.#define bfd_mach_h8300sxn 7
209
.  bfd_arch_pdp11,     {* DEC PDP-11 *}
210 225 jeremybenn
.  bfd_arch_plugin,
211 24 jeremybenn
.  bfd_arch_powerpc,   {* PowerPC *}
212
.#define bfd_mach_ppc           32
213
.#define bfd_mach_ppc64         64
214
.#define bfd_mach_ppc_403       403
215
.#define bfd_mach_ppc_403gc     4030
216 225 jeremybenn
.#define bfd_mach_ppc_405       405
217 24 jeremybenn
.#define bfd_mach_ppc_505       505
218
.#define bfd_mach_ppc_601       601
219
.#define bfd_mach_ppc_602       602
220
.#define bfd_mach_ppc_603       603
221
.#define bfd_mach_ppc_ec603e    6031
222
.#define bfd_mach_ppc_604       604
223
.#define bfd_mach_ppc_620       620
224
.#define bfd_mach_ppc_630       630
225
.#define bfd_mach_ppc_750       750
226
.#define bfd_mach_ppc_860       860
227
.#define bfd_mach_ppc_a35       35
228
.#define bfd_mach_ppc_rs64ii    642
229
.#define bfd_mach_ppc_rs64iii   643
230
.#define bfd_mach_ppc_7400      7400
231
.#define bfd_mach_ppc_e500      500
232 225 jeremybenn
.#define bfd_mach_ppc_e500mc    5001
233 24 jeremybenn
.  bfd_arch_rs6000,    {* IBM RS/6000 *}
234
.#define bfd_mach_rs6k          6000
235
.#define bfd_mach_rs6k_rs1      6001
236
.#define bfd_mach_rs6k_rsc      6003
237
.#define bfd_mach_rs6k_rs2      6002
238
.  bfd_arch_hppa,      {* HP PA RISC *}
239
.#define bfd_mach_hppa10        10
240
.#define bfd_mach_hppa11        11
241
.#define bfd_mach_hppa20        20
242
.#define bfd_mach_hppa20w       25
243
.  bfd_arch_d10v,      {* Mitsubishi D10V *}
244
.#define bfd_mach_d10v          1
245
.#define bfd_mach_d10v_ts2      2
246
.#define bfd_mach_d10v_ts3      3
247
.  bfd_arch_d30v,      {* Mitsubishi D30V *}
248
.  bfd_arch_dlx,       {* DLX *}
249
.  bfd_arch_m68hc11,   {* Motorola 68HC11 *}
250
.  bfd_arch_m68hc12,   {* Motorola 68HC12 *}
251
.#define bfd_mach_m6812_default 0
252
.#define bfd_mach_m6812         1
253
.#define bfd_mach_m6812s        2
254
.  bfd_arch_z8k,       {* Zilog Z8000 *}
255
.#define bfd_mach_z8001         1
256
.#define bfd_mach_z8002         2
257
.  bfd_arch_h8500,     {* Renesas H8/500 (formerly Hitachi H8/500) *}
258
.  bfd_arch_sh,        {* Renesas / SuperH SH (formerly Hitachi SH) *}
259
.#define bfd_mach_sh            1
260
.#define bfd_mach_sh2        0x20
261
.#define bfd_mach_sh_dsp     0x2d
262
.#define bfd_mach_sh2a       0x2a
263
.#define bfd_mach_sh2a_nofpu 0x2b
264
.#define bfd_mach_sh2a_nofpu_or_sh4_nommu_nofpu 0x2a1
265
.#define bfd_mach_sh2a_nofpu_or_sh3_nommu 0x2a2
266
.#define bfd_mach_sh2a_or_sh4  0x2a3
267
.#define bfd_mach_sh2a_or_sh3e 0x2a4
268
.#define bfd_mach_sh2e       0x2e
269
.#define bfd_mach_sh3        0x30
270
.#define bfd_mach_sh3_nommu  0x31
271
.#define bfd_mach_sh3_dsp    0x3d
272
.#define bfd_mach_sh3e       0x3e
273
.#define bfd_mach_sh4        0x40
274
.#define bfd_mach_sh4_nofpu  0x41
275
.#define bfd_mach_sh4_nommu_nofpu  0x42
276
.#define bfd_mach_sh4a       0x4a
277
.#define bfd_mach_sh4a_nofpu 0x4b
278
.#define bfd_mach_sh4al_dsp  0x4d
279
.#define bfd_mach_sh5        0x50
280
.  bfd_arch_alpha,     {* Dec Alpha *}
281
.#define bfd_mach_alpha_ev4  0x10
282
.#define bfd_mach_alpha_ev5  0x20
283
.#define bfd_mach_alpha_ev6  0x30
284
.  bfd_arch_arm,       {* Advanced Risc Machines ARM.  *}
285
.#define bfd_mach_arm_unknown   0
286
.#define bfd_mach_arm_2         1
287
.#define bfd_mach_arm_2a        2
288
.#define bfd_mach_arm_3         3
289
.#define bfd_mach_arm_3M        4
290
.#define bfd_mach_arm_4         5
291
.#define bfd_mach_arm_4T        6
292
.#define bfd_mach_arm_5         7
293
.#define bfd_mach_arm_5T        8
294
.#define bfd_mach_arm_5TE       9
295
.#define bfd_mach_arm_XScale    10
296
.#define bfd_mach_arm_ep9312    11
297
.#define bfd_mach_arm_iWMMXt    12
298
.#define bfd_mach_arm_iWMMXt2   13
299
.  bfd_arch_ns32k,     {* National Semiconductors ns32000 *}
300
.  bfd_arch_w65,       {* WDC 65816 *}
301
.  bfd_arch_tic30,     {* Texas Instruments TMS320C30 *}
302
.  bfd_arch_tic4x,     {* Texas Instruments TMS320C3X/4X *}
303
.#define bfd_mach_tic3x         30
304
.#define bfd_mach_tic4x         40
305
.  bfd_arch_tic54x,    {* Texas Instruments TMS320C54X *}
306
.  bfd_arch_tic80,     {* TI TMS320c80 (MVP) *}
307
.  bfd_arch_v850,      {* NEC V850 *}
308
.#define bfd_mach_v850          1
309
.#define bfd_mach_v850e         'E'
310
.#define bfd_mach_v850e1        '1'
311
.  bfd_arch_arc,       {* ARC Cores *}
312
.#define bfd_mach_arc_5         5
313
.#define bfd_mach_arc_6         6
314
.#define bfd_mach_arc_7         7
315
.#define bfd_mach_arc_8         8
316
. bfd_arch_m32c,     {* Renesas M16C/M32C.  *}
317
.#define bfd_mach_m16c        0x75
318
.#define bfd_mach_m32c        0x78
319
.  bfd_arch_m32r,      {* Renesas M32R (formerly Mitsubishi M32R/D) *}
320
.#define bfd_mach_m32r          1 {* For backwards compatibility.  *}
321
.#define bfd_mach_m32rx         'x'
322
.#define bfd_mach_m32r2         '2'
323
.  bfd_arch_mn10200,   {* Matsushita MN10200 *}
324
.  bfd_arch_mn10300,   {* Matsushita MN10300 *}
325
.#define bfd_mach_mn10300               300
326
.#define bfd_mach_am33          330
327
.#define bfd_mach_am33_2        332
328
.  bfd_arch_fr30,
329
.#define bfd_mach_fr30          0x46523330
330
.  bfd_arch_frv,
331
.#define bfd_mach_frv           1
332
.#define bfd_mach_frvsimple     2
333
.#define bfd_mach_fr300         300
334
.#define bfd_mach_fr400         400
335
.#define bfd_mach_fr450         450
336
.#define bfd_mach_frvtomcat     499     {* fr500 prototype *}
337
.#define bfd_mach_fr500         500
338
.#define bfd_mach_fr550         550
339 225 jeremybenn
.  bfd_arch_moxie,       {* The moxie processor *}
340
.#define bfd_mach_moxie         1
341 24 jeremybenn
.  bfd_arch_mcore,
342
.  bfd_arch_mep,
343
.#define bfd_mach_mep           1
344
.#define bfd_mach_mep_h1        0x6831
345 225 jeremybenn
.#define bfd_mach_mep_c5        0x6335
346 24 jeremybenn
.  bfd_arch_ia64,      {* HP/Intel ia64 *}
347
.#define bfd_mach_ia64_elf64    64
348
.#define bfd_mach_ia64_elf32    32
349
.  bfd_arch_ip2k,      {* Ubicom IP2K microcontrollers. *}
350
.#define bfd_mach_ip2022        1
351
.#define bfd_mach_ip2022ext     2
352
. bfd_arch_iq2000,     {* Vitesse IQ2000.  *}
353
.#define bfd_mach_iq2000        1
354
.#define bfd_mach_iq10          2
355
.  bfd_arch_mt,
356
.#define bfd_mach_ms1           1
357
.#define bfd_mach_mrisc2        2
358
.#define bfd_mach_ms2           3
359
.  bfd_arch_pj,
360
.  bfd_arch_avr,       {* Atmel AVR microcontrollers.  *}
361
.#define bfd_mach_avr1          1
362
.#define bfd_mach_avr2          2
363 225 jeremybenn
.#define bfd_mach_avr25         25
364 24 jeremybenn
.#define bfd_mach_avr3          3
365 225 jeremybenn
.#define bfd_mach_avr31         31
366
.#define bfd_mach_avr35         35
367 24 jeremybenn
.#define bfd_mach_avr4          4
368
.#define bfd_mach_avr5          5
369 225 jeremybenn
.#define bfd_mach_avr51         51
370 24 jeremybenn
.#define bfd_mach_avr6          6
371
.  bfd_arch_bfin,        {* ADI Blackfin *}
372
.#define bfd_mach_bfin          1
373
.  bfd_arch_cr16,       {* National Semiconductor CompactRISC (ie CR16). *}
374
.#define bfd_mach_cr16          1
375
.  bfd_arch_cr16c,       {* National Semiconductor CompactRISC. *}
376
.#define bfd_mach_cr16c         1
377
.  bfd_arch_crx,       {*  National Semiconductor CRX.  *}
378
.#define bfd_mach_crx           1
379
.  bfd_arch_cris,      {* Axis CRIS *}
380
.#define bfd_mach_cris_v0_v10   255
381
.#define bfd_mach_cris_v32      32
382
.#define bfd_mach_cris_v10_v32  1032
383
.  bfd_arch_s390,      {* IBM s390 *}
384
.#define bfd_mach_s390_31       31
385
.#define bfd_mach_s390_64       64
386
.  bfd_arch_score,     {* Sunplus score *}
387 225 jeremybenn
.#define bfd_mach_score3         3
388
.#define bfd_mach_score7         7
389 24 jeremybenn
.  bfd_arch_openrisc,  {* OpenRISC *}
390
.  bfd_arch_mmix,      {* Donald Knuth's educational processor.  *}
391
.  bfd_arch_xstormy16,
392
.#define bfd_mach_xstormy16     1
393
.  bfd_arch_msp430,    {* Texas Instruments MSP430 architecture.  *}
394
.#define bfd_mach_msp11          11
395
.#define bfd_mach_msp110         110
396
.#define bfd_mach_msp12          12
397
.#define bfd_mach_msp13          13
398
.#define bfd_mach_msp14          14
399
.#define bfd_mach_msp15          15
400
.#define bfd_mach_msp16          16
401
.#define bfd_mach_msp21          21
402
.#define bfd_mach_msp31          31
403
.#define bfd_mach_msp32          32
404
.#define bfd_mach_msp33          33
405
.#define bfd_mach_msp41          41
406
.#define bfd_mach_msp42          42
407
.#define bfd_mach_msp43          43
408
.#define bfd_mach_msp44          44
409
.  bfd_arch_xc16x,     {* Infineon's XC16X Series.               *}
410
.#define bfd_mach_xc16x         1
411
.#define bfd_mach_xc16xl        2
412
.#define bfd_mach_xc16xs         3
413
.  bfd_arch_xtensa,    {* Tensilica's Xtensa cores.  *}
414
.#define bfd_mach_xtensa        1
415
.   bfd_arch_maxq,     {* Dallas MAXQ 10/20 *}
416
.#define bfd_mach_maxq10    10
417
.#define bfd_mach_maxq20    20
418
.  bfd_arch_z80,
419
.#define bfd_mach_z80strict      1 {* No undocumented opcodes.  *}
420
.#define bfd_mach_z80            3 {* With ixl, ixh, iyl, and iyh.  *}
421
.#define bfd_mach_z80full        7 {* All undocumented instructions.  *}
422
.#define bfd_mach_r800           11 {* R800: successor with multiplication.  *}
423 225 jeremybenn
.  bfd_arch_lm32,      {* Lattice Mico32 *}
424
.#define bfd_mach_lm32      1
425
.  bfd_arch_microblaze,{* Xilinx MicroBlaze. *}
426 24 jeremybenn
.  bfd_arch_last
427
.  };
428
*/
429
 
430
/*
431
SUBSECTION
432
        bfd_arch_info
433
 
434
DESCRIPTION
435
        This structure contains information on architectures for use
436
        within BFD.
437
 
438
.
439
.typedef struct bfd_arch_info
440
.{
441
.  int bits_per_word;
442
.  int bits_per_address;
443
.  int bits_per_byte;
444
.  enum bfd_architecture arch;
445
.  unsigned long mach;
446
.  const char *arch_name;
447
.  const char *printable_name;
448
.  unsigned int section_align_power;
449
.  {* TRUE if this is the default machine for the architecture.
450
.     The default arch should be the first entry for an arch so that
451
.     all the entries for that arch can be accessed via <<next>>.  *}
452
.  bfd_boolean the_default;
453
.  const struct bfd_arch_info * (*compatible)
454
.    (const struct bfd_arch_info *a, const struct bfd_arch_info *b);
455
.
456
.  bfd_boolean (*scan) (const struct bfd_arch_info *, const char *);
457
.
458
.  const struct bfd_arch_info *next;
459
.}
460
.bfd_arch_info_type;
461
.
462
*/
463
 
464
extern const bfd_arch_info_type bfd_alpha_arch;
465
extern const bfd_arch_info_type bfd_arc_arch;
466
extern const bfd_arch_info_type bfd_arm_arch;
467
extern const bfd_arch_info_type bfd_avr_arch;
468
extern const bfd_arch_info_type bfd_bfin_arch;
469
extern const bfd_arch_info_type bfd_cr16_arch;
470
extern const bfd_arch_info_type bfd_cr16c_arch;
471
extern const bfd_arch_info_type bfd_cris_arch;
472
extern const bfd_arch_info_type bfd_crx_arch;
473
extern const bfd_arch_info_type bfd_d10v_arch;
474
extern const bfd_arch_info_type bfd_d30v_arch;
475
extern const bfd_arch_info_type bfd_dlx_arch;
476
extern const bfd_arch_info_type bfd_fr30_arch;
477
extern const bfd_arch_info_type bfd_frv_arch;
478
extern const bfd_arch_info_type bfd_h8300_arch;
479
extern const bfd_arch_info_type bfd_h8500_arch;
480
extern const bfd_arch_info_type bfd_hppa_arch;
481
extern const bfd_arch_info_type bfd_i370_arch;
482
extern const bfd_arch_info_type bfd_i386_arch;
483
extern const bfd_arch_info_type bfd_i860_arch;
484
extern const bfd_arch_info_type bfd_i960_arch;
485
extern const bfd_arch_info_type bfd_ia64_arch;
486
extern const bfd_arch_info_type bfd_ip2k_arch;
487
extern const bfd_arch_info_type bfd_iq2000_arch;
488 225 jeremybenn
extern const bfd_arch_info_type bfd_l1om_arch;
489
extern const bfd_arch_info_type bfd_lm32_arch;
490 24 jeremybenn
extern const bfd_arch_info_type bfd_m32c_arch;
491
extern const bfd_arch_info_type bfd_m32r_arch;
492
extern const bfd_arch_info_type bfd_m68hc11_arch;
493
extern const bfd_arch_info_type bfd_m68hc12_arch;
494
extern const bfd_arch_info_type bfd_m68k_arch;
495
extern const bfd_arch_info_type bfd_m88k_arch;
496
extern const bfd_arch_info_type bfd_maxq_arch;
497
extern const bfd_arch_info_type bfd_mcore_arch;
498
extern const bfd_arch_info_type bfd_mep_arch;
499
extern const bfd_arch_info_type bfd_mips_arch;
500 225 jeremybenn
extern const bfd_arch_info_type bfd_microblaze_arch;
501 24 jeremybenn
extern const bfd_arch_info_type bfd_mmix_arch;
502
extern const bfd_arch_info_type bfd_mn10200_arch;
503
extern const bfd_arch_info_type bfd_mn10300_arch;
504 225 jeremybenn
extern const bfd_arch_info_type bfd_moxie_arch;
505 24 jeremybenn
extern const bfd_arch_info_type bfd_msp430_arch;
506
extern const bfd_arch_info_type bfd_mt_arch;
507
extern const bfd_arch_info_type bfd_ns32k_arch;
508
extern const bfd_arch_info_type bfd_or32_arch;
509
extern const bfd_arch_info_type bfd_pdp11_arch;
510
extern const bfd_arch_info_type bfd_pj_arch;
511 225 jeremybenn
extern const bfd_arch_info_type bfd_plugin_arch;
512 24 jeremybenn
extern const bfd_arch_info_type bfd_powerpc_archs[];
513
#define bfd_powerpc_arch bfd_powerpc_archs[0]
514
extern const bfd_arch_info_type bfd_rs6000_arch;
515
extern const bfd_arch_info_type bfd_s390_arch;
516
extern const bfd_arch_info_type bfd_score_arch;
517
extern const bfd_arch_info_type bfd_sh_arch;
518
extern const bfd_arch_info_type bfd_sparc_arch;
519
extern const bfd_arch_info_type bfd_spu_arch;
520
extern const bfd_arch_info_type bfd_tic30_arch;
521
extern const bfd_arch_info_type bfd_tic4x_arch;
522
extern const bfd_arch_info_type bfd_tic54x_arch;
523
extern const bfd_arch_info_type bfd_tic80_arch;
524
extern const bfd_arch_info_type bfd_v850_arch;
525
extern const bfd_arch_info_type bfd_vax_arch;
526 225 jeremybenn
extern const bfd_arch_info_type bfd_w65_arch;
527 24 jeremybenn
extern const bfd_arch_info_type bfd_we32k_arch;
528
extern const bfd_arch_info_type bfd_xstormy16_arch;
529
extern const bfd_arch_info_type bfd_xtensa_arch;
530
extern const bfd_arch_info_type bfd_xc16x_arch;
531
extern const bfd_arch_info_type bfd_z80_arch;
532
extern const bfd_arch_info_type bfd_z8k_arch;
533
 
534
static const bfd_arch_info_type * const bfd_archures_list[] =
535
  {
536
#ifdef SELECT_ARCHITECTURES
537
    SELECT_ARCHITECTURES,
538
#else
539
    &bfd_alpha_arch,
540
    &bfd_arc_arch,
541
    &bfd_arm_arch,
542
    &bfd_avr_arch,
543
    &bfd_bfin_arch,
544
    &bfd_cr16_arch,
545
    &bfd_cr16c_arch,
546
    &bfd_cris_arch,
547
    &bfd_crx_arch,
548
    &bfd_d10v_arch,
549
    &bfd_d30v_arch,
550
    &bfd_dlx_arch,
551
    &bfd_fr30_arch,
552
    &bfd_frv_arch,
553
    &bfd_h8300_arch,
554
    &bfd_h8500_arch,
555
    &bfd_hppa_arch,
556
    &bfd_i370_arch,
557
    &bfd_i386_arch,
558
    &bfd_i860_arch,
559
    &bfd_i960_arch,
560
    &bfd_ia64_arch,
561
    &bfd_ip2k_arch,
562
    &bfd_iq2000_arch,
563 225 jeremybenn
    &bfd_l1om_arch,
564
    &bfd_lm32_arch,
565 24 jeremybenn
    &bfd_m32c_arch,
566
    &bfd_m32r_arch,
567
    &bfd_m68hc11_arch,
568
    &bfd_m68hc12_arch,
569
    &bfd_m68k_arch,
570
    &bfd_m88k_arch,
571
    &bfd_maxq_arch,
572
    &bfd_mcore_arch,
573
    &bfd_mep_arch,
574 225 jeremybenn
    &bfd_microblaze_arch,
575 24 jeremybenn
    &bfd_mips_arch,
576
    &bfd_mmix_arch,
577
    &bfd_mn10200_arch,
578
    &bfd_mn10300_arch,
579 225 jeremybenn
    &bfd_moxie_arch,
580
    &bfd_msp430_arch,
581 24 jeremybenn
    &bfd_mt_arch,
582
    &bfd_ns32k_arch,
583
    &bfd_or32_arch,
584
    &bfd_pdp11_arch,
585
    &bfd_powerpc_arch,
586
    &bfd_rs6000_arch,
587
    &bfd_s390_arch,
588
    &bfd_score_arch,
589
    &bfd_sh_arch,
590
    &bfd_sparc_arch,
591
    &bfd_spu_arch,
592
    &bfd_tic30_arch,
593
    &bfd_tic4x_arch,
594
    &bfd_tic54x_arch,
595
    &bfd_tic80_arch,
596
    &bfd_v850_arch,
597
    &bfd_vax_arch,
598
    &bfd_w65_arch,
599
    &bfd_we32k_arch,
600
    &bfd_xstormy16_arch,
601
    &bfd_xtensa_arch,
602
    &bfd_xc16x_arch,
603
    &bfd_z80_arch,
604
    &bfd_z8k_arch,
605
#endif
606
 
607
};
608
 
609
/*
610
FUNCTION
611
        bfd_printable_name
612
 
613
SYNOPSIS
614
        const char *bfd_printable_name (bfd *abfd);
615
 
616
DESCRIPTION
617
        Return a printable string representing the architecture and machine
618
        from the pointer to the architecture info structure.
619
 
620
*/
621
 
622
const char *
623
bfd_printable_name (bfd *abfd)
624
{
625
  return abfd->arch_info->printable_name;
626
}
627
 
628
/*
629
FUNCTION
630
        bfd_scan_arch
631
 
632
SYNOPSIS
633
        const bfd_arch_info_type *bfd_scan_arch (const char *string);
634
 
635
DESCRIPTION
636
        Figure out if BFD supports any cpu which could be described with
637
        the name @var{string}.  Return a pointer to an <<arch_info>>
638
        structure if a machine is found, otherwise NULL.
639
*/
640
 
641
const bfd_arch_info_type *
642
bfd_scan_arch (const char *string)
643
{
644
  const bfd_arch_info_type * const *app, *ap;
645
 
646
  /* Look through all the installed architectures.  */
647
  for (app = bfd_archures_list; *app != NULL; app++)
648
    {
649
      for (ap = *app; ap != NULL; ap = ap->next)
650
        {
651
          if (ap->scan (ap, string))
652
            return ap;
653
        }
654
    }
655
 
656
  return NULL;
657
}
658
 
659
/*
660
FUNCTION
661
        bfd_arch_list
662
 
663
SYNOPSIS
664
        const char **bfd_arch_list (void);
665
 
666
DESCRIPTION
667
        Return a freshly malloced NULL-terminated vector of the names
668
        of all the valid BFD architectures.  Do not modify the names.
669
*/
670
 
671
const char **
672
bfd_arch_list (void)
673
{
674
  int vec_length = 0;
675
  const char **name_ptr;
676
  const char **name_list;
677
  const bfd_arch_info_type * const *app;
678
  bfd_size_type amt;
679
 
680
  /* Determine the number of architectures.  */
681
  vec_length = 0;
682
  for (app = bfd_archures_list; *app != NULL; app++)
683
    {
684
      const bfd_arch_info_type *ap;
685
      for (ap = *app; ap != NULL; ap = ap->next)
686
        {
687
          vec_length++;
688
        }
689
    }
690
 
691
  amt = (vec_length + 1) * sizeof (char **);
692 225 jeremybenn
  name_list = (const char **) bfd_malloc (amt);
693 24 jeremybenn
  if (name_list == NULL)
694
    return NULL;
695
 
696
  /* Point the list at each of the names.  */
697
  name_ptr = name_list;
698
  for (app = bfd_archures_list; *app != NULL; app++)
699
    {
700
      const bfd_arch_info_type *ap;
701
      for (ap = *app; ap != NULL; ap = ap->next)
702
        {
703
          *name_ptr = ap->printable_name;
704
          name_ptr++;
705
        }
706
    }
707
  *name_ptr = NULL;
708
 
709
  return name_list;
710
}
711
 
712
/*
713
FUNCTION
714
        bfd_arch_get_compatible
715
 
716
SYNOPSIS
717
        const bfd_arch_info_type *bfd_arch_get_compatible
718
          (const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns);
719
 
720
DESCRIPTION
721
        Determine whether two BFDs' architectures and machine types
722
        are compatible.  Calculates the lowest common denominator
723
        between the two architectures and machine types implied by
724
        the BFDs and returns a pointer to an <<arch_info>> structure
725
        describing the compatible machine.
726
*/
727
 
728
const bfd_arch_info_type *
729
bfd_arch_get_compatible (const bfd *abfd,
730
                         const bfd *bbfd,
731
                         bfd_boolean accept_unknowns)
732
{
733
  const bfd * ubfd = NULL;
734
 
735
  /* Look for an unknown architecture.  */
736
  if (((ubfd = abfd) && ubfd->arch_info->arch == bfd_arch_unknown)
737
      || ((ubfd = bbfd) && ubfd->arch_info->arch == bfd_arch_unknown))
738
    {
739
      /* We can allow an unknown architecture if accept_unknowns
740
         is true, or if the target is the "binary" format, which
741
         has an unknown architecture.  Since the binary format can
742
         only be set by explicit request from the user, it is safe
743
         to assume that they know what they are doing.  */
744
      if (accept_unknowns
745
          || strcmp (bfd_get_target (ubfd), "binary") == 0)
746
        return ubfd->arch_info;
747
      return NULL;
748
    }
749
 
750
  /* Otherwise architecture-specific code has to decide.  */
751
  return abfd->arch_info->compatible (abfd->arch_info, bbfd->arch_info);
752
}
753
 
754
/*
755
INTERNAL_DEFINITION
756
        bfd_default_arch_struct
757
 
758
DESCRIPTION
759
        The <<bfd_default_arch_struct>> is an item of
760
        <<bfd_arch_info_type>> which has been initialized to a fairly
761
        generic state.  A BFD starts life by pointing to this
762
        structure, until the correct back end has determined the real
763
        architecture of the file.
764
 
765
.extern const bfd_arch_info_type bfd_default_arch_struct;
766
*/
767
 
768
const bfd_arch_info_type bfd_default_arch_struct = {
769
  32, 32, 8, bfd_arch_unknown, 0, "unknown", "unknown", 2, TRUE,
770
  bfd_default_compatible,
771
  bfd_default_scan,
772
  0,
773
};
774
 
775
/*
776
FUNCTION
777
        bfd_set_arch_info
778
 
779
SYNOPSIS
780
        void bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg);
781
 
782
DESCRIPTION
783
        Set the architecture info of @var{abfd} to @var{arg}.
784
*/
785
 
786
void
787
bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg)
788
{
789
  abfd->arch_info = arg;
790
}
791
 
792
/*
793
INTERNAL_FUNCTION
794
        bfd_default_set_arch_mach
795
 
796
SYNOPSIS
797
        bfd_boolean bfd_default_set_arch_mach
798
          (bfd *abfd, enum bfd_architecture arch, unsigned long mach);
799
 
800
DESCRIPTION
801
        Set the architecture and machine type in BFD @var{abfd}
802
        to @var{arch} and @var{mach}.  Find the correct
803
        pointer to a structure and insert it into the <<arch_info>>
804
        pointer.
805
*/
806
 
807
bfd_boolean
808
bfd_default_set_arch_mach (bfd *abfd,
809
                           enum bfd_architecture arch,
810
                           unsigned long mach)
811
{
812
  abfd->arch_info = bfd_lookup_arch (arch, mach);
813
  if (abfd->arch_info != NULL)
814
    return TRUE;
815
 
816
  abfd->arch_info = &bfd_default_arch_struct;
817
  bfd_set_error (bfd_error_bad_value);
818
  return FALSE;
819
}
820
 
821
/*
822
FUNCTION
823
        bfd_get_arch
824
 
825
SYNOPSIS
826
        enum bfd_architecture bfd_get_arch (bfd *abfd);
827
 
828
DESCRIPTION
829
        Return the enumerated type which describes the BFD @var{abfd}'s
830
        architecture.
831
*/
832
 
833
enum bfd_architecture
834
bfd_get_arch (bfd *abfd)
835
{
836
  return abfd->arch_info->arch;
837
}
838
 
839
/*
840
FUNCTION
841
        bfd_get_mach
842
 
843
SYNOPSIS
844
        unsigned long bfd_get_mach (bfd *abfd);
845
 
846
DESCRIPTION
847
        Return the long type which describes the BFD @var{abfd}'s
848
        machine.
849
*/
850
 
851
unsigned long
852
bfd_get_mach (bfd *abfd)
853
{
854
  return abfd->arch_info->mach;
855
}
856
 
857
/*
858
FUNCTION
859
        bfd_arch_bits_per_byte
860
 
861
SYNOPSIS
862
        unsigned int bfd_arch_bits_per_byte (bfd *abfd);
863
 
864
DESCRIPTION
865
        Return the number of bits in one of the BFD @var{abfd}'s
866
        architecture's bytes.
867
*/
868
 
869
unsigned int
870
bfd_arch_bits_per_byte (bfd *abfd)
871
{
872
  return abfd->arch_info->bits_per_byte;
873
}
874
 
875
/*
876
FUNCTION
877
        bfd_arch_bits_per_address
878
 
879
SYNOPSIS
880
        unsigned int bfd_arch_bits_per_address (bfd *abfd);
881
 
882
DESCRIPTION
883
        Return the number of bits in one of the BFD @var{abfd}'s
884
        architecture's addresses.
885
*/
886
 
887
unsigned int
888
bfd_arch_bits_per_address (bfd *abfd)
889
{
890
  return abfd->arch_info->bits_per_address;
891
}
892
 
893
/*
894
INTERNAL_FUNCTION
895
        bfd_default_compatible
896
 
897
SYNOPSIS
898
        const bfd_arch_info_type *bfd_default_compatible
899
          (const bfd_arch_info_type *a, const bfd_arch_info_type *b);
900
 
901
DESCRIPTION
902
        The default function for testing for compatibility.
903
*/
904
 
905
const bfd_arch_info_type *
906
bfd_default_compatible (const bfd_arch_info_type *a,
907
                        const bfd_arch_info_type *b)
908
{
909
  if (a->arch != b->arch)
910
    return NULL;
911
 
912
  if (a->bits_per_word != b->bits_per_word)
913
    return NULL;
914
 
915
  if (a->mach > b->mach)
916
    return a;
917
 
918
  if (b->mach > a->mach)
919
    return b;
920
 
921
  return a;
922
}
923
 
924
/*
925
INTERNAL_FUNCTION
926
        bfd_default_scan
927
 
928
SYNOPSIS
929
        bfd_boolean bfd_default_scan
930
          (const struct bfd_arch_info *info, const char *string);
931
 
932
DESCRIPTION
933
        The default function for working out whether this is an
934
        architecture hit and a machine hit.
935
*/
936
 
937
bfd_boolean
938
bfd_default_scan (const bfd_arch_info_type *info, const char *string)
939
{
940
  const char *ptr_src;
941
  const char *ptr_tst;
942
  unsigned long number;
943
  enum bfd_architecture arch;
944
  const char *printable_name_colon;
945
 
946
  /* Exact match of the architecture name (ARCH_NAME) and also the
947
     default architecture?  */
948
  if (strcasecmp (string, info->arch_name) == 0
949
      && info->the_default)
950
    return TRUE;
951
 
952
  /* Exact match of the machine name (PRINTABLE_NAME)?  */
953
  if (strcasecmp (string, info->printable_name) == 0)
954
    return TRUE;
955
 
956
  /* Given that printable_name contains no colon, attempt to match:
957
     ARCH_NAME [ ":" ] PRINTABLE_NAME?  */
958
  printable_name_colon = strchr (info->printable_name, ':');
959
  if (printable_name_colon == NULL)
960
    {
961
      size_t strlen_arch_name = strlen (info->arch_name);
962
      if (strncasecmp (string, info->arch_name, strlen_arch_name) == 0)
963
        {
964
          if (string[strlen_arch_name] == ':')
965
            {
966
              if (strcasecmp (string + strlen_arch_name + 1,
967
                              info->printable_name) == 0)
968
                return TRUE;
969
            }
970
          else
971
            {
972
              if (strcasecmp (string + strlen_arch_name,
973
                              info->printable_name) == 0)
974
                return TRUE;
975
            }
976
        }
977
    }
978
 
979
  /* Given that PRINTABLE_NAME has the form: <arch> ":" <mach>;
980
     Attempt to match: <arch> <mach>?  */
981
  if (printable_name_colon != NULL)
982
    {
983
      size_t colon_index = printable_name_colon - info->printable_name;
984
      if (strncasecmp (string, info->printable_name, colon_index) == 0
985
          && strcasecmp (string + colon_index,
986
                         info->printable_name + colon_index + 1) == 0)
987
        return TRUE;
988
    }
989
 
990
  /* Given that PRINTABLE_NAME has the form: <arch> ":" <mach>; Do not
991
     attempt to match just <mach>, it could be ambiguous.  This test
992
     is left until later.  */
993
 
994
  /* NOTE: The below is retained for compatibility only.  Please do
995
     not add to this code.  */
996
 
997
  /* See how much of the supplied string matches with the
998
     architecture, eg the string m68k:68020 would match the 68k entry
999
     up to the :, then we get left with the machine number.  */
1000
 
1001
  for (ptr_src = string, ptr_tst = info->arch_name;
1002
       *ptr_src && *ptr_tst;
1003
       ptr_src++, ptr_tst++)
1004
    {
1005
      if (*ptr_src != *ptr_tst)
1006
        break;
1007
    }
1008
 
1009
  /* Chewed up as much of the architecture as will match, skip any
1010
     colons.  */
1011
  if (*ptr_src == ':')
1012
    ptr_src++;
1013
 
1014
  if (*ptr_src == 0)
1015
    {
1016
      /* Nothing more, then only keep this one if it is the default
1017
         machine for this architecture.  */
1018
      return info->the_default;
1019
    }
1020
 
1021
  number = 0;
1022
  while (ISDIGIT (*ptr_src))
1023
    {
1024
      number = number * 10 + *ptr_src - '0';
1025
      ptr_src++;
1026
    }
1027
 
1028
  /* NOTE: The below is retained for compatibility only.
1029
     PLEASE DO NOT ADD TO THIS CODE.  */
1030
 
1031
  switch (number)
1032
    {
1033
      /* FIXME: These are needed to parse IEEE objects.  */
1034
      /* The following seven case's are here only for compatibility with
1035
         older binutils (at least IEEE objects from binutils 2.9.1 require
1036
         them).  */
1037
    case bfd_mach_m68000:
1038
    case bfd_mach_m68010:
1039
    case bfd_mach_m68020:
1040
    case bfd_mach_m68030:
1041
    case bfd_mach_m68040:
1042
    case bfd_mach_m68060:
1043
    case bfd_mach_cpu32:
1044
      arch = bfd_arch_m68k;
1045
      break;
1046
    case 68000:
1047
      arch = bfd_arch_m68k;
1048
      number = bfd_mach_m68000;
1049
      break;
1050
    case 68010:
1051
      arch = bfd_arch_m68k;
1052
      number = bfd_mach_m68010;
1053
      break;
1054
    case 68020:
1055
      arch = bfd_arch_m68k;
1056
      number = bfd_mach_m68020;
1057
      break;
1058
    case 68030:
1059
      arch = bfd_arch_m68k;
1060
      number = bfd_mach_m68030;
1061
      break;
1062
    case 68040:
1063
      arch = bfd_arch_m68k;
1064
      number = bfd_mach_m68040;
1065
      break;
1066
    case 68060:
1067
      arch = bfd_arch_m68k;
1068
      number = bfd_mach_m68060;
1069
      break;
1070
    case 68332:
1071
      arch = bfd_arch_m68k;
1072
      number = bfd_mach_cpu32;
1073
      break;
1074
    case 5200:
1075
      arch = bfd_arch_m68k;
1076
      number = bfd_mach_mcf_isa_a_nodiv;
1077
      break;
1078
    case 5206:
1079
      arch = bfd_arch_m68k;
1080
      number = bfd_mach_mcf_isa_a_mac;
1081
      break;
1082
    case 5307:
1083
      arch = bfd_arch_m68k;
1084
      number = bfd_mach_mcf_isa_a_mac;
1085
      break;
1086
    case 5407:
1087
      arch = bfd_arch_m68k;
1088
      number = bfd_mach_mcf_isa_b_nousp_mac;
1089
      break;
1090
    case 5282:
1091
      arch = bfd_arch_m68k;
1092
      number = bfd_mach_mcf_isa_aplus_emac;
1093
      break;
1094
 
1095
    case 32000:
1096
      arch = bfd_arch_we32k;
1097
      break;
1098
 
1099
    case 3000:
1100
      arch = bfd_arch_mips;
1101
      number = bfd_mach_mips3000;
1102
      break;
1103
 
1104
    case 4000:
1105
      arch = bfd_arch_mips;
1106
      number = bfd_mach_mips4000;
1107
      break;
1108
 
1109
    case 6000:
1110
      arch = bfd_arch_rs6000;
1111
      break;
1112
 
1113
    case 7410:
1114
      arch = bfd_arch_sh;
1115
      number = bfd_mach_sh_dsp;
1116
      break;
1117
 
1118
    case 7708:
1119
      arch = bfd_arch_sh;
1120
      number = bfd_mach_sh3;
1121
      break;
1122
 
1123
    case 7729:
1124
      arch = bfd_arch_sh;
1125
      number = bfd_mach_sh3_dsp;
1126
      break;
1127
 
1128
    case 7750:
1129
      arch = bfd_arch_sh;
1130
      number = bfd_mach_sh4;
1131
      break;
1132
 
1133
    default:
1134
      return FALSE;
1135
    }
1136
 
1137
  if (arch != info->arch)
1138
    return FALSE;
1139
 
1140
  if (number != info->mach)
1141
    return FALSE;
1142
 
1143
  return TRUE;
1144
}
1145
 
1146
/*
1147
FUNCTION
1148
        bfd_get_arch_info
1149
 
1150
SYNOPSIS
1151
        const bfd_arch_info_type *bfd_get_arch_info (bfd *abfd);
1152
 
1153
DESCRIPTION
1154
        Return the architecture info struct in @var{abfd}.
1155
*/
1156
 
1157
const bfd_arch_info_type *
1158
bfd_get_arch_info (bfd *abfd)
1159
{
1160
  return abfd->arch_info;
1161
}
1162
 
1163
/*
1164
FUNCTION
1165
        bfd_lookup_arch
1166
 
1167
SYNOPSIS
1168
        const bfd_arch_info_type *bfd_lookup_arch
1169
          (enum bfd_architecture arch, unsigned long machine);
1170
 
1171
DESCRIPTION
1172
        Look for the architecture info structure which matches the
1173
        arguments @var{arch} and @var{machine}. A machine of 0 matches the
1174
        machine/architecture structure which marks itself as the
1175
        default.
1176
*/
1177
 
1178
const bfd_arch_info_type *
1179
bfd_lookup_arch (enum bfd_architecture arch, unsigned long machine)
1180
{
1181
  const bfd_arch_info_type * const *app, *ap;
1182
 
1183
  for (app = bfd_archures_list; *app != NULL; app++)
1184
    {
1185
      for (ap = *app; ap != NULL; ap = ap->next)
1186
        {
1187
          if (ap->arch == arch
1188
              && (ap->mach == machine
1189
                  || (machine == 0 && ap->the_default)))
1190
            return ap;
1191
        }
1192
    }
1193
 
1194
  return NULL;
1195
}
1196
 
1197
/*
1198
FUNCTION
1199
        bfd_printable_arch_mach
1200
 
1201
SYNOPSIS
1202
        const char *bfd_printable_arch_mach
1203
          (enum bfd_architecture arch, unsigned long machine);
1204
 
1205
DESCRIPTION
1206
        Return a printable string representing the architecture and
1207
        machine type.
1208
 
1209
        This routine is depreciated.
1210
*/
1211
 
1212
const char *
1213
bfd_printable_arch_mach (enum bfd_architecture arch, unsigned long machine)
1214
{
1215
  const bfd_arch_info_type *ap = bfd_lookup_arch (arch, machine);
1216
 
1217
  if (ap)
1218
    return ap->printable_name;
1219
  return "UNKNOWN!";
1220
}
1221
 
1222
/*
1223
FUNCTION
1224
        bfd_octets_per_byte
1225
 
1226
SYNOPSIS
1227
        unsigned int bfd_octets_per_byte (bfd *abfd);
1228
 
1229
DESCRIPTION
1230
        Return the number of octets (8-bit quantities) per target byte
1231
        (minimum addressable unit).  In most cases, this will be one, but some
1232
        DSP targets have 16, 32, or even 48 bits per byte.
1233
*/
1234
 
1235
unsigned int
1236
bfd_octets_per_byte (bfd *abfd)
1237
{
1238
  return bfd_arch_mach_octets_per_byte (bfd_get_arch (abfd),
1239
                                        bfd_get_mach (abfd));
1240
}
1241
 
1242
/*
1243
FUNCTION
1244
        bfd_arch_mach_octets_per_byte
1245
 
1246
SYNOPSIS
1247
        unsigned int bfd_arch_mach_octets_per_byte
1248
          (enum bfd_architecture arch, unsigned long machine);
1249
 
1250
DESCRIPTION
1251
        See bfd_octets_per_byte.
1252
 
1253
        This routine is provided for those cases where a bfd * is not
1254
        available
1255
*/
1256
 
1257
unsigned int
1258
bfd_arch_mach_octets_per_byte (enum bfd_architecture arch,
1259
                               unsigned long mach)
1260
{
1261
  const bfd_arch_info_type *ap = bfd_lookup_arch (arch, mach);
1262
 
1263
  if (ap)
1264
    return ap->bits_per_byte / 8;
1265
  return 1;
1266
}

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