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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [opcodes/] [lm32-opc.c] - Blame information for rev 299

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1 18 khays
/* Instruction opcode table for lm32.
2
 
3
THIS FILE IS MACHINE GENERATED WITH CGEN.
4
 
5
Copyright 1996-2010 Free Software Foundation, Inc.
6
 
7
This file is part of the GNU Binutils and/or GDB, the GNU debugger.
8
 
9
   This file 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, or (at your option)
12
   any later version.
13
 
14
   It is distributed in the hope that it will be useful, but WITHOUT
15
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
17
   License for more details.
18
 
19
   You should have received a copy of the GNU General Public License along
20
   with this program; if not, write to the Free Software Foundation, Inc.,
21
   51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
22
 
23
*/
24
 
25
#include "sysdep.h"
26
#include "ansidecl.h"
27
#include "bfd.h"
28
#include "symcat.h"
29
#include "lm32-desc.h"
30
#include "lm32-opc.h"
31
#include "libiberty.h"
32
 
33
/* The hash functions are recorded here to help keep assembler code out of
34
   the disassembler and vice versa.  */
35
 
36
static int asm_hash_insn_p        (const CGEN_INSN *);
37
static unsigned int asm_hash_insn (const char *);
38
static int dis_hash_insn_p        (const CGEN_INSN *);
39
static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
40
 
41
/* Instruction formats.  */
42
 
43
#define F(f) & lm32_cgen_ifld_table[LM32_##f]
44
static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
45
  0, 0, 0x0, { { 0 } }
46
};
47
 
48
static const CGEN_IFMT ifmt_add ATTRIBUTE_UNUSED = {
49
  32, 32, 0xfc0007ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
50
};
51
 
52
static const CGEN_IFMT ifmt_addi ATTRIBUTE_UNUSED = {
53
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
54
};
55
 
56
static const CGEN_IFMT ifmt_andi ATTRIBUTE_UNUSED = {
57
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
58
};
59
 
60
static const CGEN_IFMT ifmt_andhii ATTRIBUTE_UNUSED = {
61
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
62
};
63
 
64
static const CGEN_IFMT ifmt_b ATTRIBUTE_UNUSED = {
65
  32, 32, 0xfc1fffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
66
};
67
 
68
static const CGEN_IFMT ifmt_bi ATTRIBUTE_UNUSED = {
69
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_CALL) }, { 0 } }
70
};
71
 
72
static const CGEN_IFMT ifmt_be ATTRIBUTE_UNUSED = {
73
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_BRANCH) }, { 0 } }
74
};
75
 
76
static const CGEN_IFMT ifmt_ori ATTRIBUTE_UNUSED = {
77
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
78
};
79
 
80
static const CGEN_IFMT ifmt_rcsr ATTRIBUTE_UNUSED = {
81
  32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
82
};
83
 
84
static const CGEN_IFMT ifmt_sextb ATTRIBUTE_UNUSED = {
85
  32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
86
};
87
 
88
static const CGEN_IFMT ifmt_user ATTRIBUTE_UNUSED = {
89
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_USER) }, { 0 } }
90
};
91
 
92
static const CGEN_IFMT ifmt_wcsr ATTRIBUTE_UNUSED = {
93
  32, 32, 0xfc00ffff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
94
};
95
 
96
static const CGEN_IFMT ifmt_break ATTRIBUTE_UNUSED = {
97
  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_EXCEPTION) }, { 0 } }
98
};
99
 
100
static const CGEN_IFMT ifmt_bret ATTRIBUTE_UNUSED = {
101
  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
102
};
103
 
104
static const CGEN_IFMT ifmt_mvi ATTRIBUTE_UNUSED = {
105
  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
106
};
107
 
108
static const CGEN_IFMT ifmt_mvui ATTRIBUTE_UNUSED = {
109
  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
110
};
111
 
112
static const CGEN_IFMT ifmt_mvhi ATTRIBUTE_UNUSED = {
113
  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
114
};
115
 
116
static const CGEN_IFMT ifmt_mva ATTRIBUTE_UNUSED = {
117
  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
118
};
119
 
120
static const CGEN_IFMT ifmt_nop ATTRIBUTE_UNUSED = {
121
  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
122
};
123
 
124
static const CGEN_IFMT ifmt_lwgotrel ATTRIBUTE_UNUSED = {
125
  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
126
};
127
 
128
static const CGEN_IFMT ifmt_orhigotoffi ATTRIBUTE_UNUSED = {
129
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
130
};
131
 
132
static const CGEN_IFMT ifmt_addgotoff ATTRIBUTE_UNUSED = {
133
  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
134
};
135
 
136
#undef F
137
 
138
#define A(a) (1 << CGEN_INSN_##a)
139
#define OPERAND(op) LM32_OPERAND_##op
140
#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
141
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
142
 
143
/* The instruction table.  */
144
 
145
static const CGEN_OPCODE lm32_cgen_insn_opcode_table[MAX_INSNS] =
146
{
147
  /* Special null first entry.
148
     A `num' value of zero is thus invalid.
149
     Also, the special `invalid' insn resides here.  */
150
  { { 0, 0, 0, 0 }, {{0}}, 0, {0}},
151
/* add $r2,$r0,$r1 */
152
  {
153
    { 0, 0, 0, 0 },
154
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
155
    & ifmt_add, { 0xb4000000 }
156
  },
157
/* addi $r1,$r0,$imm */
158
  {
159
    { 0, 0, 0, 0 },
160
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
161
    & ifmt_addi, { 0x34000000 }
162
  },
163
/* and $r2,$r0,$r1 */
164
  {
165
    { 0, 0, 0, 0 },
166
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
167
    & ifmt_add, { 0xa0000000 }
168
  },
169
/* andi $r1,$r0,$uimm */
170
  {
171
    { 0, 0, 0, 0 },
172
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
173
    & ifmt_andi, { 0x20000000 }
174
  },
175
/* andhi $r1,$r0,$hi16 */
176
  {
177
    { 0, 0, 0, 0 },
178
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
179
    & ifmt_andhii, { 0x60000000 }
180
  },
181
/* b $r0 */
182
  {
183
    { 0, 0, 0, 0 },
184
    { { MNEM, ' ', OP (R0), 0 } },
185
    & ifmt_b, { 0xc0000000 }
186
  },
187
/* bi $call */
188
  {
189
    { 0, 0, 0, 0 },
190
    { { MNEM, ' ', OP (CALL), 0 } },
191
    & ifmt_bi, { 0xe0000000 }
192
  },
193
/* be $r0,$r1,$branch */
194
  {
195
    { 0, 0, 0, 0 },
196
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
197
    & ifmt_be, { 0x44000000 }
198
  },
199
/* bg $r0,$r1,$branch */
200
  {
201
    { 0, 0, 0, 0 },
202
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
203
    & ifmt_be, { 0x48000000 }
204
  },
205
/* bge $r0,$r1,$branch */
206
  {
207
    { 0, 0, 0, 0 },
208
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
209
    & ifmt_be, { 0x4c000000 }
210
  },
211
/* bgeu $r0,$r1,$branch */
212
  {
213
    { 0, 0, 0, 0 },
214
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
215
    & ifmt_be, { 0x50000000 }
216
  },
217
/* bgu $r0,$r1,$branch */
218
  {
219
    { 0, 0, 0, 0 },
220
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
221
    & ifmt_be, { 0x54000000 }
222
  },
223
/* bne $r0,$r1,$branch */
224
  {
225
    { 0, 0, 0, 0 },
226
    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
227
    & ifmt_be, { 0x5c000000 }
228
  },
229
/* call $r0 */
230
  {
231
    { 0, 0, 0, 0 },
232
    { { MNEM, ' ', OP (R0), 0 } },
233
    & ifmt_b, { 0xd8000000 }
234
  },
235
/* calli $call */
236
  {
237
    { 0, 0, 0, 0 },
238
    { { MNEM, ' ', OP (CALL), 0 } },
239
    & ifmt_bi, { 0xf8000000 }
240
  },
241
/* cmpe $r2,$r0,$r1 */
242
  {
243
    { 0, 0, 0, 0 },
244
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
245
    & ifmt_add, { 0xe4000000 }
246
  },
247
/* cmpei $r1,$r0,$imm */
248
  {
249
    { 0, 0, 0, 0 },
250
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
251
    & ifmt_addi, { 0x64000000 }
252
  },
253
/* cmpg $r2,$r0,$r1 */
254
  {
255
    { 0, 0, 0, 0 },
256
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
257
    & ifmt_add, { 0xe8000000 }
258
  },
259
/* cmpgi $r1,$r0,$imm */
260
  {
261
    { 0, 0, 0, 0 },
262
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
263
    & ifmt_addi, { 0x68000000 }
264
  },
265
/* cmpge $r2,$r0,$r1 */
266
  {
267
    { 0, 0, 0, 0 },
268
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
269
    & ifmt_add, { 0xec000000 }
270
  },
271
/* cmpgei $r1,$r0,$imm */
272
  {
273
    { 0, 0, 0, 0 },
274
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
275
    & ifmt_addi, { 0x6c000000 }
276
  },
277
/* cmpgeu $r2,$r0,$r1 */
278
  {
279
    { 0, 0, 0, 0 },
280
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
281
    & ifmt_add, { 0xf0000000 }
282
  },
283
/* cmpgeui $r1,$r0,$uimm */
284
  {
285
    { 0, 0, 0, 0 },
286
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
287
    & ifmt_andi, { 0x70000000 }
288
  },
289
/* cmpgu $r2,$r0,$r1 */
290
  {
291
    { 0, 0, 0, 0 },
292
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
293
    & ifmt_add, { 0xf4000000 }
294
  },
295
/* cmpgui $r1,$r0,$uimm */
296
  {
297
    { 0, 0, 0, 0 },
298
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
299
    & ifmt_andi, { 0x74000000 }
300
  },
301
/* cmpne $r2,$r0,$r1 */
302
  {
303
    { 0, 0, 0, 0 },
304
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
305
    & ifmt_add, { 0xfc000000 }
306
  },
307
/* cmpnei $r1,$r0,$imm */
308
  {
309
    { 0, 0, 0, 0 },
310
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
311
    & ifmt_addi, { 0x7c000000 }
312
  },
313
/* divu $r2,$r0,$r1 */
314
  {
315
    { 0, 0, 0, 0 },
316
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
317
    & ifmt_add, { 0x8c000000 }
318
  },
319
/* lb $r1,($r0+$imm) */
320
  {
321
    { 0, 0, 0, 0 },
322
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
323
    & ifmt_addi, { 0x10000000 }
324
  },
325
/* lbu $r1,($r0+$imm) */
326
  {
327
    { 0, 0, 0, 0 },
328
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
329
    & ifmt_addi, { 0x40000000 }
330
  },
331
/* lh $r1,($r0+$imm) */
332
  {
333
    { 0, 0, 0, 0 },
334
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
335
    & ifmt_addi, { 0x1c000000 }
336
  },
337
/* lhu $r1,($r0+$imm) */
338
  {
339
    { 0, 0, 0, 0 },
340
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
341
    & ifmt_addi, { 0x2c000000 }
342
  },
343
/* lw $r1,($r0+$imm) */
344
  {
345
    { 0, 0, 0, 0 },
346
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
347
    & ifmt_addi, { 0x28000000 }
348
  },
349
/* modu $r2,$r0,$r1 */
350
  {
351
    { 0, 0, 0, 0 },
352
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
353
    & ifmt_add, { 0xc4000000 }
354
  },
355
/* mul $r2,$r0,$r1 */
356
  {
357
    { 0, 0, 0, 0 },
358
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
359
    & ifmt_add, { 0x88000000 }
360
  },
361
/* muli $r1,$r0,$imm */
362
  {
363
    { 0, 0, 0, 0 },
364
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
365
    & ifmt_addi, { 0x8000000 }
366
  },
367
/* nor $r2,$r0,$r1 */
368
  {
369
    { 0, 0, 0, 0 },
370
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
371
    & ifmt_add, { 0x84000000 }
372
  },
373
/* nori $r1,$r0,$uimm */
374
  {
375
    { 0, 0, 0, 0 },
376
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
377
    & ifmt_andi, { 0x4000000 }
378
  },
379
/* or $r2,$r0,$r1 */
380
  {
381
    { 0, 0, 0, 0 },
382
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
383
    & ifmt_add, { 0xb8000000 }
384
  },
385
/* ori $r1,$r0,$lo16 */
386
  {
387
    { 0, 0, 0, 0 },
388
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (LO16), 0 } },
389
    & ifmt_ori, { 0x38000000 }
390
  },
391
/* orhi $r1,$r0,$hi16 */
392
  {
393
    { 0, 0, 0, 0 },
394
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
395
    & ifmt_andhii, { 0x78000000 }
396
  },
397
/* rcsr $r2,$csr */
398
  {
399
    { 0, 0, 0, 0 },
400
    { { MNEM, ' ', OP (R2), ',', OP (CSR), 0 } },
401
    & ifmt_rcsr, { 0x90000000 }
402
  },
403
/* sb ($r0+$imm),$r1 */
404
  {
405
    { 0, 0, 0, 0 },
406
    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
407
    & ifmt_addi, { 0x30000000 }
408
  },
409
/* sextb $r2,$r0 */
410
  {
411
    { 0, 0, 0, 0 },
412
    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
413
    & ifmt_sextb, { 0xb0000000 }
414
  },
415
/* sexth $r2,$r0 */
416
  {
417
    { 0, 0, 0, 0 },
418
    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
419
    & ifmt_sextb, { 0xdc000000 }
420
  },
421
/* sh ($r0+$imm),$r1 */
422
  {
423
    { 0, 0, 0, 0 },
424
    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
425
    & ifmt_addi, { 0xc000000 }
426
  },
427
/* sl $r2,$r0,$r1 */
428
  {
429
    { 0, 0, 0, 0 },
430
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
431
    & ifmt_add, { 0xbc000000 }
432
  },
433
/* sli $r1,$r0,$imm */
434
  {
435
    { 0, 0, 0, 0 },
436
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
437
    & ifmt_addi, { 0x3c000000 }
438
  },
439
/* sr $r2,$r0,$r1 */
440
  {
441
    { 0, 0, 0, 0 },
442
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
443
    & ifmt_add, { 0x94000000 }
444
  },
445
/* sri $r1,$r0,$imm */
446
  {
447
    { 0, 0, 0, 0 },
448
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
449
    & ifmt_addi, { 0x14000000 }
450
  },
451
/* sru $r2,$r0,$r1 */
452
  {
453
    { 0, 0, 0, 0 },
454
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
455
    & ifmt_add, { 0x80000000 }
456
  },
457
/* srui $r1,$r0,$imm */
458
  {
459
    { 0, 0, 0, 0 },
460
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
461
    & ifmt_addi, { 0x0 }
462
  },
463
/* sub $r2,$r0,$r1 */
464
  {
465
    { 0, 0, 0, 0 },
466
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
467
    & ifmt_add, { 0xc8000000 }
468
  },
469
/* sw ($r0+$imm),$r1 */
470
  {
471
    { 0, 0, 0, 0 },
472
    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
473
    & ifmt_addi, { 0x58000000 }
474
  },
475
/* user $r2,$r0,$r1,$user */
476
  {
477
    { 0, 0, 0, 0 },
478
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), ',', OP (USER), 0 } },
479
    & ifmt_user, { 0xcc000000 }
480
  },
481
/* wcsr $csr,$r1 */
482
  {
483
    { 0, 0, 0, 0 },
484
    { { MNEM, ' ', OP (CSR), ',', OP (R1), 0 } },
485
    & ifmt_wcsr, { 0xd0000000 }
486
  },
487
/* xor $r2,$r0,$r1 */
488
  {
489
    { 0, 0, 0, 0 },
490
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
491
    & ifmt_add, { 0x98000000 }
492
  },
493
/* xori $r1,$r0,$uimm */
494
  {
495
    { 0, 0, 0, 0 },
496
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
497
    & ifmt_andi, { 0x18000000 }
498
  },
499
/* xnor $r2,$r0,$r1 */
500
  {
501
    { 0, 0, 0, 0 },
502
    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
503
    & ifmt_add, { 0xa4000000 }
504
  },
505
/* xnori $r1,$r0,$uimm */
506
  {
507
    { 0, 0, 0, 0 },
508
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
509
    & ifmt_andi, { 0x24000000 }
510
  },
511
/* break */
512
  {
513
    { 0, 0, 0, 0 },
514
    { { MNEM, 0 } },
515
    & ifmt_break, { 0xac000002 }
516
  },
517
/* scall */
518
  {
519
    { 0, 0, 0, 0 },
520
    { { MNEM, 0 } },
521
    & ifmt_break, { 0xac000007 }
522
  },
523
/* bret */
524
  {
525
    { 0, 0, 0, 0 },
526
    { { MNEM, 0 } },
527
    & ifmt_bret, { 0xc3e00000 }
528
  },
529
/* eret */
530
  {
531
    { 0, 0, 0, 0 },
532
    { { MNEM, 0 } },
533
    & ifmt_bret, { 0xc3c00000 }
534
  },
535
/* ret */
536
  {
537
    { 0, 0, 0, 0 },
538
    { { MNEM, 0 } },
539
    & ifmt_bret, { 0xc3a00000 }
540
  },
541
/* mv $r2,$r0 */
542
  {
543
    { 0, 0, 0, 0 },
544
    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
545
    & ifmt_sextb, { 0xb8000000 }
546
  },
547
/* mvi $r1,$imm */
548
  {
549
    { 0, 0, 0, 0 },
550
    { { MNEM, ' ', OP (R1), ',', OP (IMM), 0 } },
551
    & ifmt_mvi, { 0x34000000 }
552
  },
553
/* mvu $r1,$lo16 */
554
  {
555
    { 0, 0, 0, 0 },
556
    { { MNEM, ' ', OP (R1), ',', OP (LO16), 0 } },
557
    & ifmt_mvui, { 0x38000000 }
558
  },
559
/* mvhi $r1,$hi16 */
560
  {
561
    { 0, 0, 0, 0 },
562
    { { MNEM, ' ', OP (R1), ',', OP (HI16), 0 } },
563
    & ifmt_mvhi, { 0x78000000 }
564
  },
565
/* mva $r1,$gp16 */
566
  {
567
    { 0, 0, 0, 0 },
568
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
569
    & ifmt_mva, { 0x37400000 }
570
  },
571
/* not $r2,$r0 */
572
  {
573
    { 0, 0, 0, 0 },
574
    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
575
    & ifmt_sextb, { 0xa4000000 }
576
  },
577
/* nop */
578
  {
579
    { 0, 0, 0, 0 },
580
    { { MNEM, 0 } },
581
    & ifmt_nop, { 0x34000000 }
582
  },
583
/* lb $r1,$gp16 */
584
  {
585
    { 0, 0, 0, 0 },
586
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
587
    & ifmt_mva, { 0x13400000 }
588
  },
589
/* lbu $r1,$gp16 */
590
  {
591
    { 0, 0, 0, 0 },
592
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
593
    & ifmt_mva, { 0x43400000 }
594
  },
595
/* lh $r1,$gp16 */
596
  {
597
    { 0, 0, 0, 0 },
598
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
599
    & ifmt_mva, { 0x1f400000 }
600
  },
601
/* lhu $r1,$gp16 */
602
  {
603
    { 0, 0, 0, 0 },
604
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
605
    & ifmt_mva, { 0x2f400000 }
606
  },
607
/* lw $r1,$gp16 */
608
  {
609
    { 0, 0, 0, 0 },
610
    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
611
    & ifmt_mva, { 0x2b400000 }
612
  },
613
/* sb $gp16,$r1 */
614
  {
615
    { 0, 0, 0, 0 },
616
    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
617
    & ifmt_mva, { 0x33400000 }
618
  },
619
/* sh $gp16,$r1 */
620
  {
621
    { 0, 0, 0, 0 },
622
    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
623
    & ifmt_mva, { 0xf400000 }
624
  },
625
/* sw $gp16,$r1 */
626
  {
627
    { 0, 0, 0, 0 },
628
    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
629
    & ifmt_mva, { 0x5b400000 }
630
  },
631
/* lw $r1,(gp+$got16) */
632
  {
633
    { 0, 0, 0, 0 },
634
    { { MNEM, ' ', OP (R1), ',', '(', 'g', 'p', '+', OP (GOT16), ')', 0 } },
635
    & ifmt_lwgotrel, { 0x2b400000 }
636
  },
637
/* orhi $r1,$r0,$gotoffhi16 */
638
  {
639
    { 0, 0, 0, 0 },
640
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFHI16), 0 } },
641
    & ifmt_orhigotoffi, { 0x78000000 }
642
  },
643
/* addi $r1,$r0,$gotofflo16 */
644
  {
645
    { 0, 0, 0, 0 },
646
    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFLO16), 0 } },
647
    & ifmt_addgotoff, { 0x34000000 }
648
  },
649
/* sw ($r0+$gotofflo16),$r1 */
650
  {
651
    { 0, 0, 0, 0 },
652
    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
653
    & ifmt_addgotoff, { 0x58000000 }
654
  },
655
/* lw $r1,($r0+$gotofflo16) */
656
  {
657
    { 0, 0, 0, 0 },
658
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
659
    & ifmt_addgotoff, { 0x28000000 }
660
  },
661
/* sh ($r0+$gotofflo16),$r1 */
662
  {
663
    { 0, 0, 0, 0 },
664
    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
665
    & ifmt_addgotoff, { 0xc000000 }
666
  },
667
/* lh $r1,($r0+$gotofflo16) */
668
  {
669
    { 0, 0, 0, 0 },
670
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
671
    & ifmt_addgotoff, { 0x1c000000 }
672
  },
673
/* lhu $r1,($r0+$gotofflo16) */
674
  {
675
    { 0, 0, 0, 0 },
676
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
677
    & ifmt_addgotoff, { 0x2c000000 }
678
  },
679
/* sb ($r0+$gotofflo16),$r1 */
680
  {
681
    { 0, 0, 0, 0 },
682
    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
683
    & ifmt_addgotoff, { 0x30000000 }
684
  },
685
/* lb $r1,($r0+$gotofflo16) */
686
  {
687
    { 0, 0, 0, 0 },
688
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
689
    & ifmt_addgotoff, { 0x10000000 }
690
  },
691
/* lbu $r1,($r0+$gotofflo16) */
692
  {
693
    { 0, 0, 0, 0 },
694
    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
695
    & ifmt_addgotoff, { 0x40000000 }
696
  },
697
};
698
 
699
#undef A
700
#undef OPERAND
701
#undef MNEM
702
#undef OP
703
 
704
/* Formats for ALIAS macro-insns.  */
705
 
706
#define F(f) & lm32_cgen_ifld_table[LM32_##f]
707
#undef F
708
 
709
/* Each non-simple macro entry points to an array of expansion possibilities.  */
710
 
711
#define A(a) (1 << CGEN_INSN_##a)
712
#define OPERAND(op) LM32_OPERAND_##op
713
#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
714
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
715
 
716
/* The macro instruction table.  */
717
 
718
static const CGEN_IBASE lm32_cgen_macro_insn_table[] =
719
{
720
};
721
 
722
/* The macro instruction opcode table.  */
723
 
724
static const CGEN_OPCODE lm32_cgen_macro_insn_opcode_table[] =
725
{
726
};
727
 
728
#undef A
729
#undef OPERAND
730
#undef MNEM
731
#undef OP
732
 
733
#ifndef CGEN_ASM_HASH_P
734
#define CGEN_ASM_HASH_P(insn) 1
735
#endif
736
 
737
#ifndef CGEN_DIS_HASH_P
738
#define CGEN_DIS_HASH_P(insn) 1
739
#endif
740
 
741
/* Return non-zero if INSN is to be added to the hash table.
742
   Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file.  */
743
 
744
static int
745
asm_hash_insn_p (insn)
746
     const CGEN_INSN *insn ATTRIBUTE_UNUSED;
747
{
748
  return CGEN_ASM_HASH_P (insn);
749
}
750
 
751
static int
752
dis_hash_insn_p (insn)
753
     const CGEN_INSN *insn;
754
{
755
  /* If building the hash table and the NO-DIS attribute is present,
756
     ignore.  */
757
  if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
758
    return 0;
759
  return CGEN_DIS_HASH_P (insn);
760
}
761
 
762
#ifndef CGEN_ASM_HASH
763
#define CGEN_ASM_HASH_SIZE 127
764
#ifdef CGEN_MNEMONIC_OPERANDS
765
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
766
#else
767
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
768
#endif
769
#endif
770
 
771
/* It doesn't make much sense to provide a default here,
772
   but while this is under development we do.
773
   BUFFER is a pointer to the bytes of the insn, target order.
774
   VALUE is the first base_insn_bitsize bits as an int in host order.  */
775
 
776
#ifndef CGEN_DIS_HASH
777
#define CGEN_DIS_HASH_SIZE 256
778
#define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
779
#endif
780
 
781
/* The result is the hash value of the insn.
782
   Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file.  */
783
 
784
static unsigned int
785
asm_hash_insn (mnem)
786
     const char * mnem;
787
{
788
  return CGEN_ASM_HASH (mnem);
789
}
790
 
791
/* BUF is a pointer to the bytes of the insn, target order.
792
   VALUE is the first base_insn_bitsize bits as an int in host order.  */
793
 
794
static unsigned int
795
dis_hash_insn (buf, value)
796
     const char * buf ATTRIBUTE_UNUSED;
797
     CGEN_INSN_INT value ATTRIBUTE_UNUSED;
798
{
799
  return CGEN_DIS_HASH (buf, value);
800
}
801
 
802
/* Set the recorded length of the insn in the CGEN_FIELDS struct.  */
803
 
804
static void
805
set_fields_bitsize (CGEN_FIELDS *fields, int size)
806
{
807
  CGEN_FIELDS_BITSIZE (fields) = size;
808
}
809
 
810
/* Function to call before using the operand instance table.
811
   This plugs the opcode entries and macro instructions into the cpu table.  */
812
 
813
void
814
lm32_cgen_init_opcode_table (CGEN_CPU_DESC cd)
815
{
816
  int i;
817
  int num_macros = (sizeof (lm32_cgen_macro_insn_table) /
818
                    sizeof (lm32_cgen_macro_insn_table[0]));
819
  const CGEN_IBASE *ib = & lm32_cgen_macro_insn_table[0];
820
  const CGEN_OPCODE *oc = & lm32_cgen_macro_insn_opcode_table[0];
821
  CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
822
 
823
  /* This test has been added to avoid a warning generated
824
     if memset is called with a third argument of value zero.  */
825
  if (num_macros >= 1)
826
    memset (insns, 0, num_macros * sizeof (CGEN_INSN));
827
  for (i = 0; i < num_macros; ++i)
828
    {
829
      insns[i].base = &ib[i];
830
      insns[i].opcode = &oc[i];
831
      lm32_cgen_build_insn_regex (& insns[i]);
832
    }
833
  cd->macro_insn_table.init_entries = insns;
834
  cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
835
  cd->macro_insn_table.num_init_entries = num_macros;
836
 
837
  oc = & lm32_cgen_insn_opcode_table[0];
838
  insns = (CGEN_INSN *) cd->insn_table.init_entries;
839
  for (i = 0; i < MAX_INSNS; ++i)
840
    {
841
      insns[i].opcode = &oc[i];
842
      lm32_cgen_build_insn_regex (& insns[i]);
843
    }
844
 
845
  cd->sizeof_fields = sizeof (CGEN_FIELDS);
846
  cd->set_fields_bitsize = set_fields_bitsize;
847
 
848
  cd->asm_hash_p = asm_hash_insn_p;
849
  cd->asm_hash = asm_hash_insn;
850
  cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
851
 
852
  cd->dis_hash_p = dis_hash_insn_p;
853
  cd->dis_hash = dis_hash_insn;
854
  cd->dis_hash_size = CGEN_DIS_HASH_SIZE;
855
}

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