daily update
[binutils.git] / opcodes / lm32-opc.c
blobfebfb8fb3fce56d70aa72e17f65aab0f6d59b6f5
1 /* Instruction opcode table for lm32.
3 THIS FILE IS MACHINE GENERATED WITH CGEN.
5 Copyright 1996-2007 Free Software Foundation, Inc.
7 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
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.
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.
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.
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"
33 /* The hash functions are recorded here to help keep assembler code out of
34 the disassembler and vice versa. */
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);
41 /* Instruction formats. */
43 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
44 #define F(f) & lm32_cgen_ifld_table[LM32_##f]
45 #else
46 #define F(f) & lm32_cgen_ifld_table[LM32_/**/f]
47 #endif
48 static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
49 0, 0, 0x0, { { 0 } }
52 static const CGEN_IFMT ifmt_add ATTRIBUTE_UNUSED = {
53 32, 32, 0xfc0007ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
56 static const CGEN_IFMT ifmt_addi ATTRIBUTE_UNUSED = {
57 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
60 static const CGEN_IFMT ifmt_andi ATTRIBUTE_UNUSED = {
61 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
64 static const CGEN_IFMT ifmt_andhii ATTRIBUTE_UNUSED = {
65 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
68 static const CGEN_IFMT ifmt_b ATTRIBUTE_UNUSED = {
69 32, 32, 0xfc1fffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
72 static const CGEN_IFMT ifmt_bi ATTRIBUTE_UNUSED = {
73 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_CALL) }, { 0 } }
76 static const CGEN_IFMT ifmt_be ATTRIBUTE_UNUSED = {
77 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_BRANCH) }, { 0 } }
80 static const CGEN_IFMT ifmt_ori ATTRIBUTE_UNUSED = {
81 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
84 static const CGEN_IFMT ifmt_rcsr ATTRIBUTE_UNUSED = {
85 32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
88 static const CGEN_IFMT ifmt_sextb ATTRIBUTE_UNUSED = {
89 32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
92 static const CGEN_IFMT ifmt_user ATTRIBUTE_UNUSED = {
93 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_USER) }, { 0 } }
96 static const CGEN_IFMT ifmt_wcsr ATTRIBUTE_UNUSED = {
97 32, 32, 0xfc00ffff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
100 static const CGEN_IFMT ifmt_break ATTRIBUTE_UNUSED = {
101 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_EXCEPTION) }, { 0 } }
104 static const CGEN_IFMT ifmt_bret ATTRIBUTE_UNUSED = {
105 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
108 static const CGEN_IFMT ifmt_mvi ATTRIBUTE_UNUSED = {
109 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
112 static const CGEN_IFMT ifmt_mvui ATTRIBUTE_UNUSED = {
113 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
116 static const CGEN_IFMT ifmt_mvhi ATTRIBUTE_UNUSED = {
117 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
120 static const CGEN_IFMT ifmt_mva ATTRIBUTE_UNUSED = {
121 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
124 static const CGEN_IFMT ifmt_nop ATTRIBUTE_UNUSED = {
125 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
128 static const CGEN_IFMT ifmt_lwgotrel ATTRIBUTE_UNUSED = {
129 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
132 static const CGEN_IFMT ifmt_orhigotoffi ATTRIBUTE_UNUSED = {
133 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
136 static const CGEN_IFMT ifmt_addgotoff ATTRIBUTE_UNUSED = {
137 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
140 #undef F
142 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
143 #define A(a) (1 << CGEN_INSN_##a)
144 #else
145 #define A(a) (1 << CGEN_INSN_/**/a)
146 #endif
147 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
148 #define OPERAND(op) LM32_OPERAND_##op
149 #else
150 #define OPERAND(op) LM32_OPERAND_/**/op
151 #endif
152 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
153 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
155 /* The instruction table. */
157 static const CGEN_OPCODE lm32_cgen_insn_opcode_table[MAX_INSNS] =
159 /* Special null first entry.
160 A `num' value of zero is thus invalid.
161 Also, the special `invalid' insn resides here. */
162 { { 0, 0, 0, 0 }, {{0}}, 0, {0}},
163 /* add $r2,$r0,$r1 */
165 { 0, 0, 0, 0 },
166 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
167 & ifmt_add, { 0xb4000000 }
169 /* addi $r1,$r0,$imm */
171 { 0, 0, 0, 0 },
172 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
173 & ifmt_addi, { 0x34000000 }
175 /* and $r2,$r0,$r1 */
177 { 0, 0, 0, 0 },
178 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
179 & ifmt_add, { 0xa0000000 }
181 /* andi $r1,$r0,$uimm */
183 { 0, 0, 0, 0 },
184 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
185 & ifmt_andi, { 0x20000000 }
187 /* andhi $r1,$r0,$hi16 */
189 { 0, 0, 0, 0 },
190 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
191 & ifmt_andhii, { 0x60000000 }
193 /* b $r0 */
195 { 0, 0, 0, 0 },
196 { { MNEM, ' ', OP (R0), 0 } },
197 & ifmt_b, { 0xc0000000 }
199 /* bi $call */
201 { 0, 0, 0, 0 },
202 { { MNEM, ' ', OP (CALL), 0 } },
203 & ifmt_bi, { 0xe0000000 }
205 /* be $r0,$r1,$branch */
207 { 0, 0, 0, 0 },
208 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
209 & ifmt_be, { 0x44000000 }
211 /* bg $r0,$r1,$branch */
213 { 0, 0, 0, 0 },
214 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
215 & ifmt_be, { 0x48000000 }
217 /* bge $r0,$r1,$branch */
219 { 0, 0, 0, 0 },
220 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
221 & ifmt_be, { 0x4c000000 }
223 /* bgeu $r0,$r1,$branch */
225 { 0, 0, 0, 0 },
226 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
227 & ifmt_be, { 0x50000000 }
229 /* bgu $r0,$r1,$branch */
231 { 0, 0, 0, 0 },
232 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
233 & ifmt_be, { 0x54000000 }
235 /* bne $r0,$r1,$branch */
237 { 0, 0, 0, 0 },
238 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
239 & ifmt_be, { 0x5c000000 }
241 /* call $r0 */
243 { 0, 0, 0, 0 },
244 { { MNEM, ' ', OP (R0), 0 } },
245 & ifmt_b, { 0xd8000000 }
247 /* calli $call */
249 { 0, 0, 0, 0 },
250 { { MNEM, ' ', OP (CALL), 0 } },
251 & ifmt_bi, { 0xf8000000 }
253 /* cmpe $r2,$r0,$r1 */
255 { 0, 0, 0, 0 },
256 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
257 & ifmt_add, { 0xe4000000 }
259 /* cmpei $r1,$r0,$imm */
261 { 0, 0, 0, 0 },
262 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
263 & ifmt_addi, { 0x64000000 }
265 /* cmpg $r2,$r0,$r1 */
267 { 0, 0, 0, 0 },
268 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
269 & ifmt_add, { 0xe8000000 }
271 /* cmpgi $r1,$r0,$imm */
273 { 0, 0, 0, 0 },
274 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
275 & ifmt_addi, { 0x68000000 }
277 /* cmpge $r2,$r0,$r1 */
279 { 0, 0, 0, 0 },
280 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
281 & ifmt_add, { 0xec000000 }
283 /* cmpgei $r1,$r0,$imm */
285 { 0, 0, 0, 0 },
286 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
287 & ifmt_addi, { 0x6c000000 }
289 /* cmpgeu $r2,$r0,$r1 */
291 { 0, 0, 0, 0 },
292 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
293 & ifmt_add, { 0xf0000000 }
295 /* cmpgeui $r1,$r0,$uimm */
297 { 0, 0, 0, 0 },
298 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
299 & ifmt_andi, { 0x70000000 }
301 /* cmpgu $r2,$r0,$r1 */
303 { 0, 0, 0, 0 },
304 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
305 & ifmt_add, { 0xf4000000 }
307 /* cmpgui $r1,$r0,$uimm */
309 { 0, 0, 0, 0 },
310 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
311 & ifmt_andi, { 0x74000000 }
313 /* cmpne $r2,$r0,$r1 */
315 { 0, 0, 0, 0 },
316 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
317 & ifmt_add, { 0xfc000000 }
319 /* cmpnei $r1,$r0,$imm */
321 { 0, 0, 0, 0 },
322 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
323 & ifmt_addi, { 0x7c000000 }
325 /* divu $r2,$r0,$r1 */
327 { 0, 0, 0, 0 },
328 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
329 & ifmt_add, { 0x8c000000 }
331 /* lb $r1,($r0+$imm) */
333 { 0, 0, 0, 0 },
334 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
335 & ifmt_addi, { 0x10000000 }
337 /* lbu $r1,($r0+$imm) */
339 { 0, 0, 0, 0 },
340 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
341 & ifmt_addi, { 0x40000000 }
343 /* lh $r1,($r0+$imm) */
345 { 0, 0, 0, 0 },
346 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
347 & ifmt_addi, { 0x1c000000 }
349 /* lhu $r1,($r0+$imm) */
351 { 0, 0, 0, 0 },
352 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
353 & ifmt_addi, { 0x2c000000 }
355 /* lw $r1,($r0+$imm) */
357 { 0, 0, 0, 0 },
358 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
359 & ifmt_addi, { 0x28000000 }
361 /* modu $r2,$r0,$r1 */
363 { 0, 0, 0, 0 },
364 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
365 & ifmt_add, { 0xc4000000 }
367 /* mul $r2,$r0,$r1 */
369 { 0, 0, 0, 0 },
370 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
371 & ifmt_add, { 0x88000000 }
373 /* muli $r1,$r0,$imm */
375 { 0, 0, 0, 0 },
376 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
377 & ifmt_addi, { 0x8000000 }
379 /* nor $r2,$r0,$r1 */
381 { 0, 0, 0, 0 },
382 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
383 & ifmt_add, { 0x84000000 }
385 /* nori $r1,$r0,$uimm */
387 { 0, 0, 0, 0 },
388 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
389 & ifmt_andi, { 0x4000000 }
391 /* or $r2,$r0,$r1 */
393 { 0, 0, 0, 0 },
394 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
395 & ifmt_add, { 0xb8000000 }
397 /* ori $r1,$r0,$lo16 */
399 { 0, 0, 0, 0 },
400 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (LO16), 0 } },
401 & ifmt_ori, { 0x38000000 }
403 /* orhi $r1,$r0,$hi16 */
405 { 0, 0, 0, 0 },
406 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
407 & ifmt_andhii, { 0x78000000 }
409 /* rcsr $r2,$csr */
411 { 0, 0, 0, 0 },
412 { { MNEM, ' ', OP (R2), ',', OP (CSR), 0 } },
413 & ifmt_rcsr, { 0x90000000 }
415 /* sb ($r0+$imm),$r1 */
417 { 0, 0, 0, 0 },
418 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
419 & ifmt_addi, { 0x30000000 }
421 /* sextb $r2,$r0 */
423 { 0, 0, 0, 0 },
424 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
425 & ifmt_sextb, { 0xb0000000 }
427 /* sexth $r2,$r0 */
429 { 0, 0, 0, 0 },
430 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
431 & ifmt_sextb, { 0xdc000000 }
433 /* sh ($r0+$imm),$r1 */
435 { 0, 0, 0, 0 },
436 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
437 & ifmt_addi, { 0xc000000 }
439 /* sl $r2,$r0,$r1 */
441 { 0, 0, 0, 0 },
442 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
443 & ifmt_add, { 0xbc000000 }
445 /* sli $r1,$r0,$imm */
447 { 0, 0, 0, 0 },
448 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
449 & ifmt_addi, { 0x3c000000 }
451 /* sr $r2,$r0,$r1 */
453 { 0, 0, 0, 0 },
454 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
455 & ifmt_add, { 0x94000000 }
457 /* sri $r1,$r0,$imm */
459 { 0, 0, 0, 0 },
460 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
461 & ifmt_addi, { 0x14000000 }
463 /* sru $r2,$r0,$r1 */
465 { 0, 0, 0, 0 },
466 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
467 & ifmt_add, { 0x80000000 }
469 /* srui $r1,$r0,$imm */
471 { 0, 0, 0, 0 },
472 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
473 & ifmt_addi, { 0x0 }
475 /* sub $r2,$r0,$r1 */
477 { 0, 0, 0, 0 },
478 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
479 & ifmt_add, { 0xc8000000 }
481 /* sw ($r0+$imm),$r1 */
483 { 0, 0, 0, 0 },
484 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
485 & ifmt_addi, { 0x58000000 }
487 /* user $r2,$r0,$r1,$user */
489 { 0, 0, 0, 0 },
490 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), ',', OP (USER), 0 } },
491 & ifmt_user, { 0xcc000000 }
493 /* wcsr $csr,$r1 */
495 { 0, 0, 0, 0 },
496 { { MNEM, ' ', OP (CSR), ',', OP (R1), 0 } },
497 & ifmt_wcsr, { 0xd0000000 }
499 /* xor $r2,$r0,$r1 */
501 { 0, 0, 0, 0 },
502 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
503 & ifmt_add, { 0x98000000 }
505 /* xori $r1,$r0,$uimm */
507 { 0, 0, 0, 0 },
508 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
509 & ifmt_andi, { 0x18000000 }
511 /* xnor $r2,$r0,$r1 */
513 { 0, 0, 0, 0 },
514 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
515 & ifmt_add, { 0xa4000000 }
517 /* xnori $r1,$r0,$uimm */
519 { 0, 0, 0, 0 },
520 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
521 & ifmt_andi, { 0x24000000 }
523 /* break */
525 { 0, 0, 0, 0 },
526 { { MNEM, 0 } },
527 & ifmt_break, { 0xac000002 }
529 /* scall */
531 { 0, 0, 0, 0 },
532 { { MNEM, 0 } },
533 & ifmt_break, { 0xac000007 }
535 /* bret */
537 { 0, 0, 0, 0 },
538 { { MNEM, 0 } },
539 & ifmt_bret, { 0xc3e00000 }
541 /* eret */
543 { 0, 0, 0, 0 },
544 { { MNEM, 0 } },
545 & ifmt_bret, { 0xc3c00000 }
547 /* ret */
549 { 0, 0, 0, 0 },
550 { { MNEM, 0 } },
551 & ifmt_bret, { 0xc3a00000 }
553 /* mv $r2,$r0 */
555 { 0, 0, 0, 0 },
556 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
557 & ifmt_sextb, { 0xb8000000 }
559 /* mvi $r1,$imm */
561 { 0, 0, 0, 0 },
562 { { MNEM, ' ', OP (R1), ',', OP (IMM), 0 } },
563 & ifmt_mvi, { 0x34000000 }
565 /* mvu $r1,$lo16 */
567 { 0, 0, 0, 0 },
568 { { MNEM, ' ', OP (R1), ',', OP (LO16), 0 } },
569 & ifmt_mvui, { 0x38000000 }
571 /* mvhi $r1,$hi16 */
573 { 0, 0, 0, 0 },
574 { { MNEM, ' ', OP (R1), ',', OP (HI16), 0 } },
575 & ifmt_mvhi, { 0x78000000 }
577 /* mva $r1,$gp16 */
579 { 0, 0, 0, 0 },
580 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
581 & ifmt_mva, { 0x37400000 }
583 /* not $r2,$r0 */
585 { 0, 0, 0, 0 },
586 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
587 & ifmt_sextb, { 0xa4000000 }
589 /* nop */
591 { 0, 0, 0, 0 },
592 { { MNEM, 0 } },
593 & ifmt_nop, { 0x34000000 }
595 /* lb $r1,$gp16 */
597 { 0, 0, 0, 0 },
598 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
599 & ifmt_mva, { 0x13400000 }
601 /* lbu $r1,$gp16 */
603 { 0, 0, 0, 0 },
604 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
605 & ifmt_mva, { 0x43400000 }
607 /* lh $r1,$gp16 */
609 { 0, 0, 0, 0 },
610 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
611 & ifmt_mva, { 0x1f400000 }
613 /* lhu $r1,$gp16 */
615 { 0, 0, 0, 0 },
616 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
617 & ifmt_mva, { 0x2f400000 }
619 /* lw $r1,$gp16 */
621 { 0, 0, 0, 0 },
622 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
623 & ifmt_mva, { 0x2b400000 }
625 /* sb $gp16,$r1 */
627 { 0, 0, 0, 0 },
628 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
629 & ifmt_mva, { 0x33400000 }
631 /* sh $gp16,$r1 */
633 { 0, 0, 0, 0 },
634 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
635 & ifmt_mva, { 0xf400000 }
637 /* sw $gp16,$r1 */
639 { 0, 0, 0, 0 },
640 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
641 & ifmt_mva, { 0x5b400000 }
643 /* lw $r1,(gp+$got16) */
645 { 0, 0, 0, 0 },
646 { { MNEM, ' ', OP (R1), ',', '(', 'g', 'p', '+', OP (GOT16), ')', 0 } },
647 & ifmt_lwgotrel, { 0x2b400000 }
649 /* orhi $r1,$r0,$gotoffhi16 */
651 { 0, 0, 0, 0 },
652 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFHI16), 0 } },
653 & ifmt_orhigotoffi, { 0x78000000 }
655 /* addi $r1,$r0,$gotofflo16 */
657 { 0, 0, 0, 0 },
658 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFLO16), 0 } },
659 & ifmt_addgotoff, { 0x34000000 }
661 /* sw ($r0+$gotofflo16),$r1 */
663 { 0, 0, 0, 0 },
664 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
665 & ifmt_addgotoff, { 0x58000000 }
667 /* lw $r1,($r0+$gotofflo16) */
669 { 0, 0, 0, 0 },
670 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
671 & ifmt_addgotoff, { 0x28000000 }
673 /* sh ($r0+$gotofflo16),$r1 */
675 { 0, 0, 0, 0 },
676 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
677 & ifmt_addgotoff, { 0xc000000 }
679 /* lh $r1,($r0+$gotofflo16) */
681 { 0, 0, 0, 0 },
682 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
683 & ifmt_addgotoff, { 0x1c000000 }
685 /* lhu $r1,($r0+$gotofflo16) */
687 { 0, 0, 0, 0 },
688 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
689 & ifmt_addgotoff, { 0x2c000000 }
691 /* sb ($r0+$gotofflo16),$r1 */
693 { 0, 0, 0, 0 },
694 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
695 & ifmt_addgotoff, { 0x30000000 }
697 /* lb $r1,($r0+$gotofflo16) */
699 { 0, 0, 0, 0 },
700 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
701 & ifmt_addgotoff, { 0x10000000 }
703 /* lbu $r1,($r0+$gotofflo16) */
705 { 0, 0, 0, 0 },
706 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
707 & ifmt_addgotoff, { 0x40000000 }
711 #undef A
712 #undef OPERAND
713 #undef MNEM
714 #undef OP
716 /* Formats for ALIAS macro-insns. */
718 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
719 #define F(f) & lm32_cgen_ifld_table[LM32_##f]
720 #else
721 #define F(f) & lm32_cgen_ifld_table[LM32_/**/f]
722 #endif
723 #undef F
725 /* Each non-simple macro entry points to an array of expansion possibilities. */
727 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
728 #define A(a) (1 << CGEN_INSN_##a)
729 #else
730 #define A(a) (1 << CGEN_INSN_/**/a)
731 #endif
732 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
733 #define OPERAND(op) LM32_OPERAND_##op
734 #else
735 #define OPERAND(op) LM32_OPERAND_/**/op
736 #endif
737 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
738 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
740 /* The macro instruction table. */
742 static const CGEN_IBASE lm32_cgen_macro_insn_table[] =
746 /* The macro instruction opcode table. */
748 static const CGEN_OPCODE lm32_cgen_macro_insn_opcode_table[] =
752 #undef A
753 #undef OPERAND
754 #undef MNEM
755 #undef OP
757 #ifndef CGEN_ASM_HASH_P
758 #define CGEN_ASM_HASH_P(insn) 1
759 #endif
761 #ifndef CGEN_DIS_HASH_P
762 #define CGEN_DIS_HASH_P(insn) 1
763 #endif
765 /* Return non-zero if INSN is to be added to the hash table.
766 Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */
768 static int
769 asm_hash_insn_p (insn)
770 const CGEN_INSN *insn ATTRIBUTE_UNUSED;
772 return CGEN_ASM_HASH_P (insn);
775 static int
776 dis_hash_insn_p (insn)
777 const CGEN_INSN *insn;
779 /* If building the hash table and the NO-DIS attribute is present,
780 ignore. */
781 if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
782 return 0;
783 return CGEN_DIS_HASH_P (insn);
786 #ifndef CGEN_ASM_HASH
787 #define CGEN_ASM_HASH_SIZE 127
788 #ifdef CGEN_MNEMONIC_OPERANDS
789 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
790 #else
791 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
792 #endif
793 #endif
795 /* It doesn't make much sense to provide a default here,
796 but while this is under development we do.
797 BUFFER is a pointer to the bytes of the insn, target order.
798 VALUE is the first base_insn_bitsize bits as an int in host order. */
800 #ifndef CGEN_DIS_HASH
801 #define CGEN_DIS_HASH_SIZE 256
802 #define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
803 #endif
805 /* The result is the hash value of the insn.
806 Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */
808 static unsigned int
809 asm_hash_insn (mnem)
810 const char * mnem;
812 return CGEN_ASM_HASH (mnem);
815 /* BUF is a pointer to the bytes of the insn, target order.
816 VALUE is the first base_insn_bitsize bits as an int in host order. */
818 static unsigned int
819 dis_hash_insn (buf, value)
820 const char * buf ATTRIBUTE_UNUSED;
821 CGEN_INSN_INT value ATTRIBUTE_UNUSED;
823 return CGEN_DIS_HASH (buf, value);
826 /* Set the recorded length of the insn in the CGEN_FIELDS struct. */
828 static void
829 set_fields_bitsize (CGEN_FIELDS *fields, int size)
831 CGEN_FIELDS_BITSIZE (fields) = size;
834 /* Function to call before using the operand instance table.
835 This plugs the opcode entries and macro instructions into the cpu table. */
837 void
838 lm32_cgen_init_opcode_table (CGEN_CPU_DESC cd)
840 int i;
841 int num_macros = (sizeof (lm32_cgen_macro_insn_table) /
842 sizeof (lm32_cgen_macro_insn_table[0]));
843 const CGEN_IBASE *ib = & lm32_cgen_macro_insn_table[0];
844 const CGEN_OPCODE *oc = & lm32_cgen_macro_insn_opcode_table[0];
845 CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
847 /* This test has been added to avoid a warning generated
848 if memset is called with a third argument of value zero. */
849 if (num_macros >= 1)
850 memset (insns, 0, num_macros * sizeof (CGEN_INSN));
851 for (i = 0; i < num_macros; ++i)
853 insns[i].base = &ib[i];
854 insns[i].opcode = &oc[i];
855 lm32_cgen_build_insn_regex (& insns[i]);
857 cd->macro_insn_table.init_entries = insns;
858 cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
859 cd->macro_insn_table.num_init_entries = num_macros;
861 oc = & lm32_cgen_insn_opcode_table[0];
862 insns = (CGEN_INSN *) cd->insn_table.init_entries;
863 for (i = 0; i < MAX_INSNS; ++i)
865 insns[i].opcode = &oc[i];
866 lm32_cgen_build_insn_regex (& insns[i]);
869 cd->sizeof_fields = sizeof (CGEN_FIELDS);
870 cd->set_fields_bitsize = set_fields_bitsize;
872 cd->asm_hash_p = asm_hash_insn_p;
873 cd->asm_hash = asm_hash_insn;
874 cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
876 cd->dis_hash_p = dis_hash_insn_p;
877 cd->dis_hash = dis_hash_insn;
878 cd->dis_hash_size = CGEN_DIS_HASH_SIZE;