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hw/pxa2xx_timer: Explicitly mark fallthroughs
[qemu/pbrook.git] / target-sparc / translate.c
blobca75e1aa4845aa5523d5cae5b23ca7120c7d8ff6
1 /*
2 SPARC translation
3
4 Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
5 Copyright (C) 2003-2005 Fabrice Bellard
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2 of the License, or (at your option) any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include <stdarg.h>
22 #include <stdlib.h>
23 #include <stdio.h>
24 #include <string.h>
25 #include <inttypes.h>
26
27 #include "cpu.h"
28 #include "disas/disas.h"
29 #include "helper.h"
30 #include "tcg-op.h"
31
32 #define GEN_HELPER 1
33 #include "helper.h"
34
35 #define DEBUG_DISAS
36
37 #define DYNAMIC_PC 1 /* dynamic pc value */
38 #define JUMP_PC 2 /* dynamic pc value which takes only two values
39 according to jump_pc[T2] */
40
41 /* global register indexes */
42 static TCGv_ptr cpu_env, cpu_regwptr;
43 static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
44 static TCGv_i32 cpu_cc_op;
45 static TCGv_i32 cpu_psr;
46 static TCGv cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
47 static TCGv cpu_y;
48 #ifndef CONFIG_USER_ONLY
49 static TCGv cpu_tbr;
50 #endif
51 static TCGv cpu_cond;
52 #ifdef TARGET_SPARC64
53 static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs;
54 static TCGv cpu_gsr;
55 static TCGv cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr;
56 static TCGv cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver;
57 static TCGv_i32 cpu_softint;
58 #else
59 static TCGv cpu_wim;
60 #endif
61 /* Floating point registers */
62 static TCGv_i64 cpu_fpr[TARGET_DPREGS];
63
64 static target_ulong gen_opc_npc[OPC_BUF_SIZE];
65 static target_ulong gen_opc_jump_pc[2];
66
67 #include "exec/gen-icount.h"
68
69 typedef struct DisasContext {
70 target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */
71 target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */
72 target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
73 int is_br;
74 int mem_idx;
75 int fpu_enabled;
76 int address_mask_32bit;
77 int singlestep;
78 uint32_t cc_op; /* current CC operation */
79 struct TranslationBlock *tb;
80 sparc_def_t *def;
81 TCGv_i32 t32[3];
82 TCGv ttl[5];
83 int n_t32;
84 int n_ttl;
85 } DisasContext;
86
87 typedef struct {
88 TCGCond cond;
89 bool is_bool;
90 bool g1, g2;
91 TCGv c1, c2;
92 } DisasCompare;
93
94 // This function uses non-native bit order
95 #define GET_FIELD(X, FROM, TO) \
96 ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
97
98 // This function uses the order in the manuals, i.e. bit 0 is 2^0
99 #define GET_FIELD_SP(X, FROM, TO) \
100 GET_FIELD(X, 31 - (TO), 31 - (FROM))
101
102 #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
103 #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
104
105 #ifdef TARGET_SPARC64
106 #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
107 #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
108 #else
109 #define DFPREG(r) (r & 0x1e)
110 #define QFPREG(r) (r & 0x1c)
111 #endif
112
113 #define UA2005_HTRAP_MASK 0xff
114 #define V8_TRAP_MASK 0x7f
115
116 static int sign_extend(int x, int len)
117 {
118 len = 32 - len;
119 return (x << len) >> len;
120 }
121
122 #define IS_IMM (insn & (1<<13))
123
124 static inline TCGv_i32 get_temp_i32(DisasContext *dc)
125 {
126 TCGv_i32 t;
127 assert(dc->n_t32 < ARRAY_SIZE(dc->t32));
128 dc->t32[dc->n_t32++] = t = tcg_temp_new_i32();
129 return t;
130 }
131
132 static inline TCGv get_temp_tl(DisasContext *dc)
133 {
134 TCGv t;
135 assert(dc->n_ttl < ARRAY_SIZE(dc->ttl));
136 dc->ttl[dc->n_ttl++] = t = tcg_temp_new();
137 return t;
138 }
139
140 static inline void gen_update_fprs_dirty(int rd)
141 {
142 #if defined(TARGET_SPARC64)
143 tcg_gen_ori_i32(cpu_fprs, cpu_fprs, (rd < 32) ? 1 : 2);
144 #endif
145 }
146
147 /* floating point registers moves */
148 static TCGv_i32 gen_load_fpr_F(DisasContext *dc, unsigned int src)
149 {
150 #if TCG_TARGET_REG_BITS == 32
151 if (src & 1) {
152 return TCGV_LOW(cpu_fpr[src / 2]);
153 } else {
154 return TCGV_HIGH(cpu_fpr[src / 2]);
155 }
156 #else
157 if (src & 1) {
158 return MAKE_TCGV_I32(GET_TCGV_I64(cpu_fpr[src / 2]));
159 } else {
160 TCGv_i32 ret = get_temp_i32(dc);
161 TCGv_i64 t = tcg_temp_new_i64();
162
163 tcg_gen_shri_i64(t, cpu_fpr[src / 2], 32);
164 tcg_gen_trunc_i64_i32(ret, t);
165 tcg_temp_free_i64(t);
166
167 return ret;
168 }
169 #endif
170 }
171
172 static void gen_store_fpr_F(DisasContext *dc, unsigned int dst, TCGv_i32 v)
173 {
174 #if TCG_TARGET_REG_BITS == 32
175 if (dst & 1) {
176 tcg_gen_mov_i32(TCGV_LOW(cpu_fpr[dst / 2]), v);
177 } else {
178 tcg_gen_mov_i32(TCGV_HIGH(cpu_fpr[dst / 2]), v);
179 }
180 #else
181 TCGv_i64 t = MAKE_TCGV_I64(GET_TCGV_I32(v));
182 tcg_gen_deposit_i64(cpu_fpr[dst / 2], cpu_fpr[dst / 2], t,
183 (dst & 1 ? 0 : 32), 32);
184 #endif
185 gen_update_fprs_dirty(dst);
186 }
187
188 static TCGv_i32 gen_dest_fpr_F(DisasContext *dc)
189 {
190 return get_temp_i32(dc);
191 }
192
193 static TCGv_i64 gen_load_fpr_D(DisasContext *dc, unsigned int src)
194 {
195 src = DFPREG(src);
196 return cpu_fpr[src / 2];
197 }
198
199 static void gen_store_fpr_D(DisasContext *dc, unsigned int dst, TCGv_i64 v)
200 {
201 dst = DFPREG(dst);
202 tcg_gen_mov_i64(cpu_fpr[dst / 2], v);
203 gen_update_fprs_dirty(dst);
204 }
205
206 static TCGv_i64 gen_dest_fpr_D(DisasContext *dc, unsigned int dst)
207 {
208 return cpu_fpr[DFPREG(dst) / 2];
209 }
210
211 static void gen_op_load_fpr_QT0(unsigned int src)
212 {
213 tcg_gen_st_i64(cpu_fpr[src / 2], cpu_env, offsetof(CPUSPARCState, qt0) +
214 offsetof(CPU_QuadU, ll.upper));
215 tcg_gen_st_i64(cpu_fpr[src/2 + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
216 offsetof(CPU_QuadU, ll.lower));
217 }
218
219 static void gen_op_load_fpr_QT1(unsigned int src)
220 {
221 tcg_gen_st_i64(cpu_fpr[src / 2], cpu_env, offsetof(CPUSPARCState, qt1) +
222 offsetof(CPU_QuadU, ll.upper));
223 tcg_gen_st_i64(cpu_fpr[src/2 + 1], cpu_env, offsetof(CPUSPARCState, qt1) +
224 offsetof(CPU_QuadU, ll.lower));
225 }
226
227 static void gen_op_store_QT0_fpr(unsigned int dst)
228 {
229 tcg_gen_ld_i64(cpu_fpr[dst / 2], cpu_env, offsetof(CPUSPARCState, qt0) +
230 offsetof(CPU_QuadU, ll.upper));
231 tcg_gen_ld_i64(cpu_fpr[dst/2 + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
232 offsetof(CPU_QuadU, ll.lower));
233 }
234
235 #ifdef TARGET_SPARC64
236 static void gen_move_Q(unsigned int rd, unsigned int rs)
237 {
238 rd = QFPREG(rd);
239 rs = QFPREG(rs);
240
241 tcg_gen_mov_i64(cpu_fpr[rd / 2], cpu_fpr[rs / 2]);
242 tcg_gen_mov_i64(cpu_fpr[rd / 2 + 1], cpu_fpr[rs / 2 + 1]);
243 gen_update_fprs_dirty(rd);
244 }
245 #endif
246
247 /* moves */
248 #ifdef CONFIG_USER_ONLY
249 #define supervisor(dc) 0
250 #ifdef TARGET_SPARC64
251 #define hypervisor(dc) 0
252 #endif
253 #else
254 #define supervisor(dc) (dc->mem_idx >= MMU_KERNEL_IDX)
255 #ifdef TARGET_SPARC64
256 #define hypervisor(dc) (dc->mem_idx == MMU_HYPV_IDX)
257 #else
258 #endif
259 #endif
260
261 #ifdef TARGET_SPARC64
262 #ifndef TARGET_ABI32
263 #define AM_CHECK(dc) ((dc)->address_mask_32bit)
264 #else
265 #define AM_CHECK(dc) (1)
266 #endif
267 #endif
268
269 static inline void gen_address_mask(DisasContext *dc, TCGv addr)
270 {
271 #ifdef TARGET_SPARC64
272 if (AM_CHECK(dc))
273 tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
274 #endif
275 }
276
277 static inline TCGv gen_load_gpr(DisasContext *dc, int reg)
278 {
279 if (reg == 0 || reg >= 8) {
280 TCGv t = get_temp_tl(dc);
281 if (reg == 0) {
282 tcg_gen_movi_tl(t, 0);
283 } else {
284 tcg_gen_ld_tl(t, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
285 }
286 return t;
287 } else {
288 return cpu_gregs[reg];
289 }
290 }
291
292 static inline void gen_store_gpr(DisasContext *dc, int reg, TCGv v)
293 {
294 if (reg > 0) {
295 if (reg < 8) {
296 tcg_gen_mov_tl(cpu_gregs[reg], v);
297 } else {
298 tcg_gen_st_tl(v, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
299 }
300 }
301 }
302
303 static inline TCGv gen_dest_gpr(DisasContext *dc, int reg)
304 {
305 if (reg == 0 || reg >= 8) {
306 return get_temp_tl(dc);
307 } else {
308 return cpu_gregs[reg];
309 }
310 }
311
312 static inline void gen_goto_tb(DisasContext *s, int tb_num,
313 target_ulong pc, target_ulong npc)
314 {
315 TranslationBlock *tb;
316
317 tb = s->tb;
318 if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
319 (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
320 !s->singlestep) {
321 /* jump to same page: we can use a direct jump */
322 tcg_gen_goto_tb(tb_num);
323 tcg_gen_movi_tl(cpu_pc, pc);
324 tcg_gen_movi_tl(cpu_npc, npc);
325 tcg_gen_exit_tb((tcg_target_long)tb + tb_num);
326 } else {
327 /* jump to another page: currently not optimized */
328 tcg_gen_movi_tl(cpu_pc, pc);
329 tcg_gen_movi_tl(cpu_npc, npc);
330 tcg_gen_exit_tb(0);
331 }
332 }
333
334 // XXX suboptimal
335 static inline void gen_mov_reg_N(TCGv reg, TCGv_i32 src)
336 {
337 tcg_gen_extu_i32_tl(reg, src);
338 tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
339 tcg_gen_andi_tl(reg, reg, 0x1);
340 }
341
342 static inline void gen_mov_reg_Z(TCGv reg, TCGv_i32 src)
343 {
344 tcg_gen_extu_i32_tl(reg, src);
345 tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
346 tcg_gen_andi_tl(reg, reg, 0x1);
347 }
348
349 static inline void gen_mov_reg_V(TCGv reg, TCGv_i32 src)
350 {
351 tcg_gen_extu_i32_tl(reg, src);
352 tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
353 tcg_gen_andi_tl(reg, reg, 0x1);
354 }
355
356 static inline void gen_mov_reg_C(TCGv reg, TCGv_i32 src)
357 {
358 tcg_gen_extu_i32_tl(reg, src);
359 tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
360 tcg_gen_andi_tl(reg, reg, 0x1);
361 }
362
363 static inline void gen_op_addi_cc(TCGv dst, TCGv src1, target_long src2)
364 {
365 tcg_gen_mov_tl(cpu_cc_src, src1);
366 tcg_gen_movi_tl(cpu_cc_src2, src2);
367 tcg_gen_addi_tl(cpu_cc_dst, cpu_cc_src, src2);
368 tcg_gen_mov_tl(dst, cpu_cc_dst);
369 }
370
371 static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
372 {
373 tcg_gen_mov_tl(cpu_cc_src, src1);
374 tcg_gen_mov_tl(cpu_cc_src2, src2);
375 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
376 tcg_gen_mov_tl(dst, cpu_cc_dst);
377 }
378
379 static TCGv_i32 gen_add32_carry32(void)
380 {
381 TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
382
383 /* Carry is computed from a previous add: (dst < src) */
384 #if TARGET_LONG_BITS == 64
385 cc_src1_32 = tcg_temp_new_i32();
386 cc_src2_32 = tcg_temp_new_i32();
387 tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_dst);
388 tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src);
389 #else
390 cc_src1_32 = cpu_cc_dst;
391 cc_src2_32 = cpu_cc_src;
392 #endif
393
394 carry_32 = tcg_temp_new_i32();
395 tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
396
397 #if TARGET_LONG_BITS == 64
398 tcg_temp_free_i32(cc_src1_32);
399 tcg_temp_free_i32(cc_src2_32);
400 #endif
401
402 return carry_32;
403 }
404
405 static TCGv_i32 gen_sub32_carry32(void)
406 {
407 TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
408
409 /* Carry is computed from a previous borrow: (src1 < src2) */
410 #if TARGET_LONG_BITS == 64
411 cc_src1_32 = tcg_temp_new_i32();
412 cc_src2_32 = tcg_temp_new_i32();
413 tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_src);
414 tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src2);
415 #else
416 cc_src1_32 = cpu_cc_src;
417 cc_src2_32 = cpu_cc_src2;
418 #endif
419
420 carry_32 = tcg_temp_new_i32();
421 tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
422
423 #if TARGET_LONG_BITS == 64
424 tcg_temp_free_i32(cc_src1_32);
425 tcg_temp_free_i32(cc_src2_32);
426 #endif
427
428 return carry_32;
429 }
430
431 static void gen_op_addx_int(DisasContext *dc, TCGv dst, TCGv src1,
432 TCGv src2, int update_cc)
433 {
434 TCGv_i32 carry_32;
435 TCGv carry;
436
437 switch (dc->cc_op) {
438 case CC_OP_DIV:
439 case CC_OP_LOGIC:
440 /* Carry is known to be zero. Fall back to plain ADD. */
441 if (update_cc) {
442 gen_op_add_cc(dst, src1, src2);
443 } else {
444 tcg_gen_add_tl(dst, src1, src2);
445 }
446 return;
447
448 case CC_OP_ADD:
449 case CC_OP_TADD:
450 case CC_OP_TADDTV:
451 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
452 {
453 /* For 32-bit hosts, we can re-use the host's hardware carry
454 generation by using an ADD2 opcode. We discard the low
455 part of the output. Ideally we'd combine this operation
456 with the add that generated the carry in the first place. */
457 TCGv dst_low = tcg_temp_new();
458 tcg_gen_op6_i32(INDEX_op_add2_i32, dst_low, dst,
459 cpu_cc_src, src1, cpu_cc_src2, src2);
460 tcg_temp_free(dst_low);
461 goto add_done;
462 }
463 #endif
464 carry_32 = gen_add32_carry32();
465 break;
466
467 case CC_OP_SUB:
468 case CC_OP_TSUB:
469 case CC_OP_TSUBTV:
470 carry_32 = gen_sub32_carry32();
471 break;
472
473 default:
474 /* We need external help to produce the carry. */
475 carry_32 = tcg_temp_new_i32();
476 gen_helper_compute_C_icc(carry_32, cpu_env);
477 break;
478 }
479
480 #if TARGET_LONG_BITS == 64
481 carry = tcg_temp_new();
482 tcg_gen_extu_i32_i64(carry, carry_32);
483 #else
484 carry = carry_32;
485 #endif
486
487 tcg_gen_add_tl(dst, src1, src2);
488 tcg_gen_add_tl(dst, dst, carry);
489
490 tcg_temp_free_i32(carry_32);
491 #if TARGET_LONG_BITS == 64
492 tcg_temp_free(carry);
493 #endif
494
495 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
496 add_done:
497 #endif
498 if (update_cc) {
499 tcg_gen_mov_tl(cpu_cc_src, src1);
500 tcg_gen_mov_tl(cpu_cc_src2, src2);
501 tcg_gen_mov_tl(cpu_cc_dst, dst);
502 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADDX);
503 dc->cc_op = CC_OP_ADDX;
504 }
505 }
506
507 static inline void gen_op_subi_cc(TCGv dst, TCGv src1, target_long src2, DisasContext *dc)
508 {
509 tcg_gen_mov_tl(cpu_cc_src, src1);
510 tcg_gen_movi_tl(cpu_cc_src2, src2);
511 if (src2 == 0) {
512 tcg_gen_mov_tl(cpu_cc_dst, src1);
513 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
514 dc->cc_op = CC_OP_LOGIC;
515 } else {
516 tcg_gen_subi_tl(cpu_cc_dst, cpu_cc_src, src2);
517 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
518 dc->cc_op = CC_OP_SUB;
519 }
520 tcg_gen_mov_tl(dst, cpu_cc_dst);
521 }
522
523 static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
524 {
525 tcg_gen_mov_tl(cpu_cc_src, src1);
526 tcg_gen_mov_tl(cpu_cc_src2, src2);
527 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
528 tcg_gen_mov_tl(dst, cpu_cc_dst);
529 }
530
531 static void gen_op_subx_int(DisasContext *dc, TCGv dst, TCGv src1,
532 TCGv src2, int update_cc)
533 {
534 TCGv_i32 carry_32;
535 TCGv carry;
536
537 switch (dc->cc_op) {
538 case CC_OP_DIV:
539 case CC_OP_LOGIC:
540 /* Carry is known to be zero. Fall back to plain SUB. */
541 if (update_cc) {
542 gen_op_sub_cc(dst, src1, src2);
543 } else {
544 tcg_gen_sub_tl(dst, src1, src2);
545 }
546 return;
547
548 case CC_OP_ADD:
549 case CC_OP_TADD:
550 case CC_OP_TADDTV:
551 carry_32 = gen_add32_carry32();
552 break;
553
554 case CC_OP_SUB:
555 case CC_OP_TSUB:
556 case CC_OP_TSUBTV:
557 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
558 {
559 /* For 32-bit hosts, we can re-use the host's hardware carry
560 generation by using a SUB2 opcode. We discard the low
561 part of the output. Ideally we'd combine this operation
562 with the add that generated the carry in the first place. */
563 TCGv dst_low = tcg_temp_new();
564 tcg_gen_op6_i32(INDEX_op_sub2_i32, dst_low, dst,
565 cpu_cc_src, src1, cpu_cc_src2, src2);
566 tcg_temp_free(dst_low);
567 goto sub_done;
568 }
569 #endif
570 carry_32 = gen_sub32_carry32();
571 break;
572
573 default:
574 /* We need external help to produce the carry. */
575 carry_32 = tcg_temp_new_i32();
576 gen_helper_compute_C_icc(carry_32, cpu_env);
577 break;
578 }
579
580 #if TARGET_LONG_BITS == 64
581 carry = tcg_temp_new();
582 tcg_gen_extu_i32_i64(carry, carry_32);
583 #else
584 carry = carry_32;
585 #endif
586
587 tcg_gen_sub_tl(dst, src1, src2);
588 tcg_gen_sub_tl(dst, dst, carry);
589
590 tcg_temp_free_i32(carry_32);
591 #if TARGET_LONG_BITS == 64
592 tcg_temp_free(carry);
593 #endif
594
595 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
596 sub_done:
597 #endif
598 if (update_cc) {
599 tcg_gen_mov_tl(cpu_cc_src, src1);
600 tcg_gen_mov_tl(cpu_cc_src2, src2);
601 tcg_gen_mov_tl(cpu_cc_dst, dst);
602 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUBX);
603 dc->cc_op = CC_OP_SUBX;
604 }
605 }
606
607 static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
608 {
609 TCGv r_temp, zero, t0;
610
611 r_temp = tcg_temp_new();
612 t0 = tcg_temp_new();
613
614 /* old op:
615 if (!(env->y & 1))
616 T1 = 0;
617 */
618 zero = tcg_const_tl(0);
619 tcg_gen_andi_tl(cpu_cc_src, src1, 0xffffffff);
620 tcg_gen_andi_tl(r_temp, cpu_y, 0x1);
621 tcg_gen_andi_tl(cpu_cc_src2, src2, 0xffffffff);
622 tcg_gen_movcond_tl(TCG_COND_EQ, cpu_cc_src2, r_temp, zero,
623 zero, cpu_cc_src2);
624 tcg_temp_free(zero);
625
626 // b2 = T0 & 1;
627 // env->y = (b2 << 31) | (env->y >> 1);
628 tcg_gen_andi_tl(r_temp, cpu_cc_src, 0x1);
629 tcg_gen_shli_tl(r_temp, r_temp, 31);
630 tcg_gen_shri_tl(t0, cpu_y, 1);
631 tcg_gen_andi_tl(t0, t0, 0x7fffffff);
632 tcg_gen_or_tl(t0, t0, r_temp);
633 tcg_gen_andi_tl(cpu_y, t0, 0xffffffff);
634
635 // b1 = N ^ V;
636 gen_mov_reg_N(t0, cpu_psr);
637 gen_mov_reg_V(r_temp, cpu_psr);
638 tcg_gen_xor_tl(t0, t0, r_temp);
639 tcg_temp_free(r_temp);
640
641 // T0 = (b1 << 31) | (T0 >> 1);
642 // src1 = T0;
643 tcg_gen_shli_tl(t0, t0, 31);
644 tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
645 tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, t0);
646 tcg_temp_free(t0);
647
648 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
649
650 tcg_gen_mov_tl(dst, cpu_cc_dst);
651 }
652
653 static inline void gen_op_multiply(TCGv dst, TCGv src1, TCGv src2, int sign_ext)
654 {
655 TCGv_i32 r_src1, r_src2;
656 TCGv_i64 r_temp, r_temp2;
657
658 r_src1 = tcg_temp_new_i32();
659 r_src2 = tcg_temp_new_i32();
660
661 tcg_gen_trunc_tl_i32(r_src1, src1);
662 tcg_gen_trunc_tl_i32(r_src2, src2);
663
664 r_temp = tcg_temp_new_i64();
665 r_temp2 = tcg_temp_new_i64();
666
667 if (sign_ext) {
668 tcg_gen_ext_i32_i64(r_temp, r_src2);
669 tcg_gen_ext_i32_i64(r_temp2, r_src1);
670 } else {
671 tcg_gen_extu_i32_i64(r_temp, r_src2);
672 tcg_gen_extu_i32_i64(r_temp2, r_src1);
673 }
674
675 tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
676
677 tcg_gen_shri_i64(r_temp, r_temp2, 32);
678 tcg_gen_trunc_i64_tl(cpu_y, r_temp);
679 tcg_temp_free_i64(r_temp);
680 tcg_gen_andi_tl(cpu_y, cpu_y, 0xffffffff);
681
682 tcg_gen_trunc_i64_tl(dst, r_temp2);
683
684 tcg_temp_free_i64(r_temp2);
685
686 tcg_temp_free_i32(r_src1);
687 tcg_temp_free_i32(r_src2);
688 }
689
690 static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
691 {
692 /* zero-extend truncated operands before multiplication */
693 gen_op_multiply(dst, src1, src2, 0);
694 }
695
696 static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
697 {
698 /* sign-extend truncated operands before multiplication */
699 gen_op_multiply(dst, src1, src2, 1);
700 }
701
702 // 1
703 static inline void gen_op_eval_ba(TCGv dst)
704 {
705 tcg_gen_movi_tl(dst, 1);
706 }
707
708 // Z
709 static inline void gen_op_eval_be(TCGv dst, TCGv_i32 src)
710 {
711 gen_mov_reg_Z(dst, src);
712 }
713
714 // Z | (N ^ V)
715 static inline void gen_op_eval_ble(TCGv dst, TCGv_i32 src)
716 {
717 TCGv t0 = tcg_temp_new();
718 gen_mov_reg_N(t0, src);
719 gen_mov_reg_V(dst, src);
720 tcg_gen_xor_tl(dst, dst, t0);
721 gen_mov_reg_Z(t0, src);
722 tcg_gen_or_tl(dst, dst, t0);
723 tcg_temp_free(t0);
724 }
725
726 // N ^ V
727 static inline void gen_op_eval_bl(TCGv dst, TCGv_i32 src)
728 {
729 TCGv t0 = tcg_temp_new();
730 gen_mov_reg_V(t0, src);
731 gen_mov_reg_N(dst, src);
732 tcg_gen_xor_tl(dst, dst, t0);
733 tcg_temp_free(t0);
734 }
735
736 // C | Z
737 static inline void gen_op_eval_bleu(TCGv dst, TCGv_i32 src)
738 {
739 TCGv t0 = tcg_temp_new();
740 gen_mov_reg_Z(t0, src);
741 gen_mov_reg_C(dst, src);
742 tcg_gen_or_tl(dst, dst, t0);
743 tcg_temp_free(t0);
744 }
745
746 // C
747 static inline void gen_op_eval_bcs(TCGv dst, TCGv_i32 src)
748 {
749 gen_mov_reg_C(dst, src);
750 }
751
752 // V
753 static inline void gen_op_eval_bvs(TCGv dst, TCGv_i32 src)
754 {
755 gen_mov_reg_V(dst, src);
756 }
757
758 // 0
759 static inline void gen_op_eval_bn(TCGv dst)
760 {
761 tcg_gen_movi_tl(dst, 0);
762 }
763
764 // N
765 static inline void gen_op_eval_bneg(TCGv dst, TCGv_i32 src)
766 {
767 gen_mov_reg_N(dst, src);
768 }
769
770 // !Z
771 static inline void gen_op_eval_bne(TCGv dst, TCGv_i32 src)
772 {
773 gen_mov_reg_Z(dst, src);
774 tcg_gen_xori_tl(dst, dst, 0x1);
775 }
776
777 // !(Z | (N ^ V))
778 static inline void gen_op_eval_bg(TCGv dst, TCGv_i32 src)
779 {
780 gen_op_eval_ble(dst, src);
781 tcg_gen_xori_tl(dst, dst, 0x1);
782 }
783
784 // !(N ^ V)
785 static inline void gen_op_eval_bge(TCGv dst, TCGv_i32 src)
786 {
787 gen_op_eval_bl(dst, src);
788 tcg_gen_xori_tl(dst, dst, 0x1);
789 }
790
791 // !(C | Z)
792 static inline void gen_op_eval_bgu(TCGv dst, TCGv_i32 src)
793 {
794 gen_op_eval_bleu(dst, src);
795 tcg_gen_xori_tl(dst, dst, 0x1);
796 }
797
798 // !C
799 static inline void gen_op_eval_bcc(TCGv dst, TCGv_i32 src)
800 {
801 gen_mov_reg_C(dst, src);
802 tcg_gen_xori_tl(dst, dst, 0x1);
803 }
804
805 // !N
806 static inline void gen_op_eval_bpos(TCGv dst, TCGv_i32 src)
807 {
808 gen_mov_reg_N(dst, src);
809 tcg_gen_xori_tl(dst, dst, 0x1);
810 }
811
812 // !V
813 static inline void gen_op_eval_bvc(TCGv dst, TCGv_i32 src)
814 {
815 gen_mov_reg_V(dst, src);
816 tcg_gen_xori_tl(dst, dst, 0x1);
817 }
818
819 /*
820 FPSR bit field FCC1 | FCC0:
821 0 =
822 1 <
823 2 >
824 3 unordered
825 */
826 static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
827 unsigned int fcc_offset)
828 {
829 tcg_gen_shri_tl(reg, src, FSR_FCC0_SHIFT + fcc_offset);
830 tcg_gen_andi_tl(reg, reg, 0x1);
831 }
832
833 static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
834 unsigned int fcc_offset)
835 {
836 tcg_gen_shri_tl(reg, src, FSR_FCC1_SHIFT + fcc_offset);
837 tcg_gen_andi_tl(reg, reg, 0x1);
838 }
839
840 // !0: FCC0 | FCC1
841 static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
842 unsigned int fcc_offset)
843 {
844 TCGv t0 = tcg_temp_new();
845 gen_mov_reg_FCC0(dst, src, fcc_offset);
846 gen_mov_reg_FCC1(t0, src, fcc_offset);
847 tcg_gen_or_tl(dst, dst, t0);
848 tcg_temp_free(t0);
849 }
850
851 // 1 or 2: FCC0 ^ FCC1
852 static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
853 unsigned int fcc_offset)
854 {
855 TCGv t0 = tcg_temp_new();
856 gen_mov_reg_FCC0(dst, src, fcc_offset);
857 gen_mov_reg_FCC1(t0, src, fcc_offset);
858 tcg_gen_xor_tl(dst, dst, t0);
859 tcg_temp_free(t0);
860 }
861
862 // 1 or 3: FCC0
863 static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
864 unsigned int fcc_offset)
865 {
866 gen_mov_reg_FCC0(dst, src, fcc_offset);
867 }
868
869 // 1: FCC0 & !FCC1
870 static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
871 unsigned int fcc_offset)
872 {
873 TCGv t0 = tcg_temp_new();
874 gen_mov_reg_FCC0(dst, src, fcc_offset);
875 gen_mov_reg_FCC1(t0, src, fcc_offset);
876 tcg_gen_andc_tl(dst, dst, t0);
877 tcg_temp_free(t0);
878 }
879
880 // 2 or 3: FCC1
881 static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
882 unsigned int fcc_offset)
883 {
884 gen_mov_reg_FCC1(dst, src, fcc_offset);
885 }
886
887 // 2: !FCC0 & FCC1
888 static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
889 unsigned int fcc_offset)
890 {
891 TCGv t0 = tcg_temp_new();
892 gen_mov_reg_FCC0(dst, src, fcc_offset);
893 gen_mov_reg_FCC1(t0, src, fcc_offset);
894 tcg_gen_andc_tl(dst, t0, dst);
895 tcg_temp_free(t0);
896 }
897
898 // 3: FCC0 & FCC1
899 static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
900 unsigned int fcc_offset)
901 {
902 TCGv t0 = tcg_temp_new();
903 gen_mov_reg_FCC0(dst, src, fcc_offset);
904 gen_mov_reg_FCC1(t0, src, fcc_offset);
905 tcg_gen_and_tl(dst, dst, t0);
906 tcg_temp_free(t0);
907 }
908
909 // 0: !(FCC0 | FCC1)
910 static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
911 unsigned int fcc_offset)
912 {
913 TCGv t0 = tcg_temp_new();
914 gen_mov_reg_FCC0(dst, src, fcc_offset);
915 gen_mov_reg_FCC1(t0, src, fcc_offset);
916 tcg_gen_or_tl(dst, dst, t0);
917 tcg_gen_xori_tl(dst, dst, 0x1);
918 tcg_temp_free(t0);
919 }
920
921 // 0 or 3: !(FCC0 ^ FCC1)
922 static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
923 unsigned int fcc_offset)
924 {
925 TCGv t0 = tcg_temp_new();
926 gen_mov_reg_FCC0(dst, src, fcc_offset);
927 gen_mov_reg_FCC1(t0, src, fcc_offset);
928 tcg_gen_xor_tl(dst, dst, t0);
929 tcg_gen_xori_tl(dst, dst, 0x1);
930 tcg_temp_free(t0);
931 }
932
933 // 0 or 2: !FCC0
934 static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
935 unsigned int fcc_offset)
936 {
937 gen_mov_reg_FCC0(dst, src, fcc_offset);
938 tcg_gen_xori_tl(dst, dst, 0x1);
939 }
940
941 // !1: !(FCC0 & !FCC1)
942 static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
943 unsigned int fcc_offset)
944 {
945 TCGv t0 = tcg_temp_new();
946 gen_mov_reg_FCC0(dst, src, fcc_offset);
947 gen_mov_reg_FCC1(t0, src, fcc_offset);
948 tcg_gen_andc_tl(dst, dst, t0);
949 tcg_gen_xori_tl(dst, dst, 0x1);
950 tcg_temp_free(t0);
951 }
952
953 // 0 or 1: !FCC1
954 static inline void gen_op_eval_fble(TCGv dst, TCGv src,
955 unsigned int fcc_offset)
956 {
957 gen_mov_reg_FCC1(dst, src, fcc_offset);
958 tcg_gen_xori_tl(dst, dst, 0x1);
959 }
960
961 // !2: !(!FCC0 & FCC1)
962 static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
963 unsigned int fcc_offset)
964 {
965 TCGv t0 = tcg_temp_new();
966 gen_mov_reg_FCC0(dst, src, fcc_offset);
967 gen_mov_reg_FCC1(t0, src, fcc_offset);
968 tcg_gen_andc_tl(dst, t0, dst);
969 tcg_gen_xori_tl(dst, dst, 0x1);
970 tcg_temp_free(t0);
971 }
972
973 // !3: !(FCC0 & FCC1)
974 static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
975 unsigned int fcc_offset)
976 {
977 TCGv t0 = tcg_temp_new();
978 gen_mov_reg_FCC0(dst, src, fcc_offset);
979 gen_mov_reg_FCC1(t0, src, fcc_offset);
980 tcg_gen_and_tl(dst, dst, t0);
981 tcg_gen_xori_tl(dst, dst, 0x1);
982 tcg_temp_free(t0);
983 }
984
985 static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
986 target_ulong pc2, TCGv r_cond)
987 {
988 int l1;
989
990 l1 = gen_new_label();
991
992 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
993
994 gen_goto_tb(dc, 0, pc1, pc1 + 4);
995
996 gen_set_label(l1);
997 gen_goto_tb(dc, 1, pc2, pc2 + 4);
998 }
999
1000 static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
1001 target_ulong pc2, TCGv r_cond)
1002 {
1003 int l1;
1004
1005 l1 = gen_new_label();
1006
1007 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1008
1009 gen_goto_tb(dc, 0, pc2, pc1);
1010
1011 gen_set_label(l1);
1012 gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
1013 }
1014
1015 static inline void gen_generic_branch(DisasContext *dc)
1016 {
1017 TCGv npc0 = tcg_const_tl(dc->jump_pc[0]);
1018 TCGv npc1 = tcg_const_tl(dc->jump_pc[1]);
1019 TCGv zero = tcg_const_tl(0);
1020
1021 tcg_gen_movcond_tl(TCG_COND_NE, cpu_npc, cpu_cond, zero, npc0, npc1);
1022
1023 tcg_temp_free(npc0);
1024 tcg_temp_free(npc1);
1025 tcg_temp_free(zero);
1026 }
1027
1028 /* call this function before using the condition register as it may
1029 have been set for a jump */
1030 static inline void flush_cond(DisasContext *dc)
1031 {
1032 if (dc->npc == JUMP_PC) {
1033 gen_generic_branch(dc);
1034 dc->npc = DYNAMIC_PC;
1035 }
1036 }
1037
1038 static inline void save_npc(DisasContext *dc)
1039 {
1040 if (dc->npc == JUMP_PC) {
1041 gen_generic_branch(dc);
1042 dc->npc = DYNAMIC_PC;
1043 } else if (dc->npc != DYNAMIC_PC) {
1044 tcg_gen_movi_tl(cpu_npc, dc->npc);
1045 }
1046 }
1047
1048 static inline void update_psr(DisasContext *dc)
1049 {
1050 if (dc->cc_op != CC_OP_FLAGS) {
1051 dc->cc_op = CC_OP_FLAGS;
1052 gen_helper_compute_psr(cpu_env);
1053 }
1054 }
1055
1056 static inline void save_state(DisasContext *dc)
1057 {
1058 tcg_gen_movi_tl(cpu_pc, dc->pc);
1059 save_npc(dc);
1060 }
1061
1062 static inline void gen_mov_pc_npc(DisasContext *dc)
1063 {
1064 if (dc->npc == JUMP_PC) {
1065 gen_generic_branch(dc);
1066 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1067 dc->pc = DYNAMIC_PC;
1068 } else if (dc->npc == DYNAMIC_PC) {
1069 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1070 dc->pc = DYNAMIC_PC;
1071 } else {
1072 dc->pc = dc->npc;
1073 }
1074 }
1075
1076 static inline void gen_op_next_insn(void)
1077 {
1078 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1079 tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
1080 }
1081
1082 static void free_compare(DisasCompare *cmp)
1083 {
1084 if (!cmp->g1) {
1085 tcg_temp_free(cmp->c1);
1086 }
1087 if (!cmp->g2) {
1088 tcg_temp_free(cmp->c2);
1089 }
1090 }
1091
1092 static void gen_compare(DisasCompare *cmp, bool xcc, unsigned int cond,
1093 DisasContext *dc)
1094 {
1095 static int subcc_cond[16] = {
1096 TCG_COND_NEVER,
1097 TCG_COND_EQ,
1098 TCG_COND_LE,
1099 TCG_COND_LT,
1100 TCG_COND_LEU,
1101 TCG_COND_LTU,
1102 -1, /* neg */
1103 -1, /* overflow */
1104 TCG_COND_ALWAYS,
1105 TCG_COND_NE,
1106 TCG_COND_GT,
1107 TCG_COND_GE,
1108 TCG_COND_GTU,
1109 TCG_COND_GEU,
1110 -1, /* pos */
1111 -1, /* no overflow */
1112 };
1113
1114 static int logic_cond[16] = {
1115 TCG_COND_NEVER,
1116 TCG_COND_EQ, /* eq: Z */
1117 TCG_COND_LE, /* le: Z | (N ^ V) -> Z | N */
1118 TCG_COND_LT, /* lt: N ^ V -> N */
1119 TCG_COND_EQ, /* leu: C | Z -> Z */
1120 TCG_COND_NEVER, /* ltu: C -> 0 */
1121 TCG_COND_LT, /* neg: N */
1122 TCG_COND_NEVER, /* vs: V -> 0 */
1123 TCG_COND_ALWAYS,
1124 TCG_COND_NE, /* ne: !Z */
1125 TCG_COND_GT, /* gt: !(Z | (N ^ V)) -> !(Z | N) */
1126 TCG_COND_GE, /* ge: !(N ^ V) -> !N */
1127 TCG_COND_NE, /* gtu: !(C | Z) -> !Z */
1128 TCG_COND_ALWAYS, /* geu: !C -> 1 */
1129 TCG_COND_GE, /* pos: !N */
1130 TCG_COND_ALWAYS, /* vc: !V -> 1 */
1131 };
1132
1133 TCGv_i32 r_src;
1134 TCGv r_dst;
1135
1136 #ifdef TARGET_SPARC64
1137 if (xcc) {
1138 r_src = cpu_xcc;
1139 } else {
1140 r_src = cpu_psr;
1141 }
1142 #else
1143 r_src = cpu_psr;
1144 #endif
1145
1146 switch (dc->cc_op) {
1147 case CC_OP_LOGIC:
1148 cmp->cond = logic_cond[cond];
1149 do_compare_dst_0:
1150 cmp->is_bool = false;
1151 cmp->g2 = false;
1152 cmp->c2 = tcg_const_tl(0);
1153 #ifdef TARGET_SPARC64
1154 if (!xcc) {
1155 cmp->g1 = false;
1156 cmp->c1 = tcg_temp_new();
1157 tcg_gen_ext32s_tl(cmp->c1, cpu_cc_dst);
1158 break;
1159 }
1160 #endif
1161 cmp->g1 = true;
1162 cmp->c1 = cpu_cc_dst;
1163 break;
1164
1165 case CC_OP_SUB:
1166 switch (cond) {
1167 case 6: /* neg */
1168 case 14: /* pos */
1169 cmp->cond = (cond == 6 ? TCG_COND_LT : TCG_COND_GE);
1170 goto do_compare_dst_0;
1171
1172 case 7: /* overflow */
1173 case 15: /* !overflow */
1174 goto do_dynamic;
1175
1176 default:
1177 cmp->cond = subcc_cond[cond];
1178 cmp->is_bool = false;
1179 #ifdef TARGET_SPARC64
1180 if (!xcc) {
1181 /* Note that sign-extension works for unsigned compares as
1182 long as both operands are sign-extended. */
1183 cmp->g1 = cmp->g2 = false;
1184 cmp->c1 = tcg_temp_new();
1185 cmp->c2 = tcg_temp_new();
1186 tcg_gen_ext32s_tl(cmp->c1, cpu_cc_src);
1187 tcg_gen_ext32s_tl(cmp->c2, cpu_cc_src2);
1188 break;
1189 }
1190 #endif
1191 cmp->g1 = cmp->g2 = true;
1192 cmp->c1 = cpu_cc_src;
1193 cmp->c2 = cpu_cc_src2;
1194 break;
1195 }
1196 break;
1197
1198 default:
1199 do_dynamic:
1200 gen_helper_compute_psr(cpu_env);
1201 dc->cc_op = CC_OP_FLAGS;
1202 /* FALLTHRU */
1203
1204 case CC_OP_FLAGS:
1205 /* We're going to generate a boolean result. */
1206 cmp->cond = TCG_COND_NE;
1207 cmp->is_bool = true;
1208 cmp->g1 = cmp->g2 = false;
1209 cmp->c1 = r_dst = tcg_temp_new();
1210 cmp->c2 = tcg_const_tl(0);
1211
1212 switch (cond) {
1213 case 0x0:
1214 gen_op_eval_bn(r_dst);
1215 break;
1216 case 0x1:
1217 gen_op_eval_be(r_dst, r_src);
1218 break;
1219 case 0x2:
1220 gen_op_eval_ble(r_dst, r_src);
1221 break;
1222 case 0x3:
1223 gen_op_eval_bl(r_dst, r_src);
1224 break;
1225 case 0x4:
1226 gen_op_eval_bleu(r_dst, r_src);
1227 break;
1228 case 0x5:
1229 gen_op_eval_bcs(r_dst, r_src);
1230 break;
1231 case 0x6:
1232 gen_op_eval_bneg(r_dst, r_src);
1233 break;
1234 case 0x7:
1235 gen_op_eval_bvs(r_dst, r_src);
1236 break;
1237 case 0x8:
1238 gen_op_eval_ba(r_dst);
1239 break;
1240 case 0x9:
1241 gen_op_eval_bne(r_dst, r_src);
1242 break;
1243 case 0xa:
1244 gen_op_eval_bg(r_dst, r_src);
1245 break;
1246 case 0xb:
1247 gen_op_eval_bge(r_dst, r_src);
1248 break;
1249 case 0xc:
1250 gen_op_eval_bgu(r_dst, r_src);
1251 break;
1252 case 0xd:
1253 gen_op_eval_bcc(r_dst, r_src);
1254 break;
1255 case 0xe:
1256 gen_op_eval_bpos(r_dst, r_src);
1257 break;
1258 case 0xf:
1259 gen_op_eval_bvc(r_dst, r_src);
1260 break;
1261 }
1262 break;
1263 }
1264 }
1265
1266 static void gen_fcompare(DisasCompare *cmp, unsigned int cc, unsigned int cond)
1267 {
1268 unsigned int offset;
1269 TCGv r_dst;
1270
1271 /* For now we still generate a straight boolean result. */
1272 cmp->cond = TCG_COND_NE;
1273 cmp->is_bool = true;
1274 cmp->g1 = cmp->g2 = false;
1275 cmp->c1 = r_dst = tcg_temp_new();
1276 cmp->c2 = tcg_const_tl(0);
1277
1278 switch (cc) {
1279 default:
1280 case 0x0:
1281 offset = 0;
1282 break;
1283 case 0x1:
1284 offset = 32 - 10;
1285 break;
1286 case 0x2:
1287 offset = 34 - 10;
1288 break;
1289 case 0x3:
1290 offset = 36 - 10;
1291 break;
1292 }
1293
1294 switch (cond) {
1295 case 0x0:
1296 gen_op_eval_bn(r_dst);
1297 break;
1298 case 0x1:
1299 gen_op_eval_fbne(r_dst, cpu_fsr, offset);
1300 break;
1301 case 0x2:
1302 gen_op_eval_fblg(r_dst, cpu_fsr, offset);
1303 break;
1304 case 0x3:
1305 gen_op_eval_fbul(r_dst, cpu_fsr, offset);
1306 break;
1307 case 0x4:
1308 gen_op_eval_fbl(r_dst, cpu_fsr, offset);
1309 break;
1310 case 0x5:
1311 gen_op_eval_fbug(r_dst, cpu_fsr, offset);
1312 break;
1313 case 0x6:
1314 gen_op_eval_fbg(r_dst, cpu_fsr, offset);
1315 break;
1316 case 0x7:
1317 gen_op_eval_fbu(r_dst, cpu_fsr, offset);
1318 break;
1319 case 0x8:
1320 gen_op_eval_ba(r_dst);
1321 break;
1322 case 0x9:
1323 gen_op_eval_fbe(r_dst, cpu_fsr, offset);
1324 break;
1325 case 0xa:
1326 gen_op_eval_fbue(r_dst, cpu_fsr, offset);
1327 break;
1328 case 0xb:
1329 gen_op_eval_fbge(r_dst, cpu_fsr, offset);
1330 break;
1331 case 0xc:
1332 gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
1333 break;
1334 case 0xd:
1335 gen_op_eval_fble(r_dst, cpu_fsr, offset);
1336 break;
1337 case 0xe:
1338 gen_op_eval_fbule(r_dst, cpu_fsr, offset);
1339 break;
1340 case 0xf:
1341 gen_op_eval_fbo(r_dst, cpu_fsr, offset);
1342 break;
1343 }
1344 }
1345
1346 static void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond,
1347 DisasContext *dc)
1348 {
1349 DisasCompare cmp;
1350 gen_compare(&cmp, cc, cond, dc);
1351
1352 /* The interface is to return a boolean in r_dst. */
1353 if (cmp.is_bool) {
1354 tcg_gen_mov_tl(r_dst, cmp.c1);
1355 } else {
1356 tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
1357 }
1358
1359 free_compare(&cmp);
1360 }
1361
1362 static void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
1363 {
1364 DisasCompare cmp;
1365 gen_fcompare(&cmp, cc, cond);
1366
1367 /* The interface is to return a boolean in r_dst. */
1368 if (cmp.is_bool) {
1369 tcg_gen_mov_tl(r_dst, cmp.c1);
1370 } else {
1371 tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
1372 }
1373
1374 free_compare(&cmp);
1375 }
1376
1377 #ifdef TARGET_SPARC64
1378 // Inverted logic
1379 static const int gen_tcg_cond_reg[8] = {
1380 -1,
1381 TCG_COND_NE,
1382 TCG_COND_GT,
1383 TCG_COND_GE,
1384 -1,
1385 TCG_COND_EQ,
1386 TCG_COND_LE,
1387 TCG_COND_LT,
1388 };
1389
1390 static void gen_compare_reg(DisasCompare *cmp, int cond, TCGv r_src)
1391 {
1392 cmp->cond = tcg_invert_cond(gen_tcg_cond_reg[cond]);
1393 cmp->is_bool = false;
1394 cmp->g1 = true;
1395 cmp->g2 = false;
1396 cmp->c1 = r_src;
1397 cmp->c2 = tcg_const_tl(0);
1398 }
1399
1400 static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
1401 {
1402 DisasCompare cmp;
1403 gen_compare_reg(&cmp, cond, r_src);
1404
1405 /* The interface is to return a boolean in r_dst. */
1406 tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
1407
1408 free_compare(&cmp);
1409 }
1410 #endif
1411
1412 static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc)
1413 {
1414 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1415 target_ulong target = dc->pc + offset;
1416
1417 #ifdef TARGET_SPARC64
1418 if (unlikely(AM_CHECK(dc))) {
1419 target &= 0xffffffffULL;
1420 }
1421 #endif
1422 if (cond == 0x0) {
1423 /* unconditional not taken */
1424 if (a) {
1425 dc->pc = dc->npc + 4;
1426 dc->npc = dc->pc + 4;
1427 } else {
1428 dc->pc = dc->npc;
1429 dc->npc = dc->pc + 4;
1430 }
1431 } else if (cond == 0x8) {
1432 /* unconditional taken */
1433 if (a) {
1434 dc->pc = target;
1435 dc->npc = dc->pc + 4;
1436 } else {
1437 dc->pc = dc->npc;
1438 dc->npc = target;
1439 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1440 }
1441 } else {
1442 flush_cond(dc);
1443 gen_cond(cpu_cond, cc, cond, dc);
1444 if (a) {
1445 gen_branch_a(dc, target, dc->npc, cpu_cond);
1446 dc->is_br = 1;
1447 } else {
1448 dc->pc = dc->npc;
1449 dc->jump_pc[0] = target;
1450 if (unlikely(dc->npc == DYNAMIC_PC)) {
1451 dc->jump_pc[1] = DYNAMIC_PC;
1452 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1453 } else {
1454 dc->jump_pc[1] = dc->npc + 4;
1455 dc->npc = JUMP_PC;
1456 }
1457 }
1458 }
1459 }
1460
1461 static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc)
1462 {
1463 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1464 target_ulong target = dc->pc + offset;
1465
1466 #ifdef TARGET_SPARC64
1467 if (unlikely(AM_CHECK(dc))) {
1468 target &= 0xffffffffULL;
1469 }
1470 #endif
1471 if (cond == 0x0) {
1472 /* unconditional not taken */
1473 if (a) {
1474 dc->pc = dc->npc + 4;
1475 dc->npc = dc->pc + 4;
1476 } else {
1477 dc->pc = dc->npc;
1478 dc->npc = dc->pc + 4;
1479 }
1480 } else if (cond == 0x8) {
1481 /* unconditional taken */
1482 if (a) {
1483 dc->pc = target;
1484 dc->npc = dc->pc + 4;
1485 } else {
1486 dc->pc = dc->npc;
1487 dc->npc = target;
1488 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1489 }
1490 } else {
1491 flush_cond(dc);
1492 gen_fcond(cpu_cond, cc, cond);
1493 if (a) {
1494 gen_branch_a(dc, target, dc->npc, cpu_cond);
1495 dc->is_br = 1;
1496 } else {
1497 dc->pc = dc->npc;
1498 dc->jump_pc[0] = target;
1499 if (unlikely(dc->npc == DYNAMIC_PC)) {
1500 dc->jump_pc[1] = DYNAMIC_PC;
1501 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1502 } else {
1503 dc->jump_pc[1] = dc->npc + 4;
1504 dc->npc = JUMP_PC;
1505 }
1506 }
1507 }
1508 }
1509
1510 #ifdef TARGET_SPARC64
1511 static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
1512 TCGv r_reg)
1513 {
1514 unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
1515 target_ulong target = dc->pc + offset;
1516
1517 if (unlikely(AM_CHECK(dc))) {
1518 target &= 0xffffffffULL;
1519 }
1520 flush_cond(dc);
1521 gen_cond_reg(cpu_cond, cond, r_reg);
1522 if (a) {
1523 gen_branch_a(dc, target, dc->npc, cpu_cond);
1524 dc->is_br = 1;
1525 } else {
1526 dc->pc = dc->npc;
1527 dc->jump_pc[0] = target;
1528 if (unlikely(dc->npc == DYNAMIC_PC)) {
1529 dc->jump_pc[1] = DYNAMIC_PC;
1530 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1531 } else {
1532 dc->jump_pc[1] = dc->npc + 4;
1533 dc->npc = JUMP_PC;
1534 }
1535 }
1536 }
1537
1538 static inline void gen_op_fcmps(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1539 {
1540 switch (fccno) {
1541 case 0:
1542 gen_helper_fcmps(cpu_env, r_rs1, r_rs2);
1543 break;
1544 case 1:
1545 gen_helper_fcmps_fcc1(cpu_env, r_rs1, r_rs2);
1546 break;
1547 case 2:
1548 gen_helper_fcmps_fcc2(cpu_env, r_rs1, r_rs2);
1549 break;
1550 case 3:
1551 gen_helper_fcmps_fcc3(cpu_env, r_rs1, r_rs2);
1552 break;
1553 }
1554 }
1555
1556 static inline void gen_op_fcmpd(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1557 {
1558 switch (fccno) {
1559 case 0:
1560 gen_helper_fcmpd(cpu_env, r_rs1, r_rs2);
1561 break;
1562 case 1:
1563 gen_helper_fcmpd_fcc1(cpu_env, r_rs1, r_rs2);
1564 break;
1565 case 2:
1566 gen_helper_fcmpd_fcc2(cpu_env, r_rs1, r_rs2);
1567 break;
1568 case 3:
1569 gen_helper_fcmpd_fcc3(cpu_env, r_rs1, r_rs2);
1570 break;
1571 }
1572 }
1573
1574 static inline void gen_op_fcmpq(int fccno)
1575 {
1576 switch (fccno) {
1577 case 0:
1578 gen_helper_fcmpq(cpu_env);
1579 break;
1580 case 1:
1581 gen_helper_fcmpq_fcc1(cpu_env);
1582 break;
1583 case 2:
1584 gen_helper_fcmpq_fcc2(cpu_env);
1585 break;
1586 case 3:
1587 gen_helper_fcmpq_fcc3(cpu_env);
1588 break;
1589 }
1590 }
1591
1592 static inline void gen_op_fcmpes(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1593 {
1594 switch (fccno) {
1595 case 0:
1596 gen_helper_fcmpes(cpu_env, r_rs1, r_rs2);
1597 break;
1598 case 1:
1599 gen_helper_fcmpes_fcc1(cpu_env, r_rs1, r_rs2);
1600 break;
1601 case 2:
1602 gen_helper_fcmpes_fcc2(cpu_env, r_rs1, r_rs2);
1603 break;
1604 case 3:
1605 gen_helper_fcmpes_fcc3(cpu_env, r_rs1, r_rs2);
1606 break;
1607 }
1608 }
1609
1610 static inline void gen_op_fcmped(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1611 {
1612 switch (fccno) {
1613 case 0:
1614 gen_helper_fcmped(cpu_env, r_rs1, r_rs2);
1615 break;
1616 case 1:
1617 gen_helper_fcmped_fcc1(cpu_env, r_rs1, r_rs2);
1618 break;
1619 case 2:
1620 gen_helper_fcmped_fcc2(cpu_env, r_rs1, r_rs2);
1621 break;
1622 case 3:
1623 gen_helper_fcmped_fcc3(cpu_env, r_rs1, r_rs2);
1624 break;
1625 }
1626 }
1627
1628 static inline void gen_op_fcmpeq(int fccno)
1629 {
1630 switch (fccno) {
1631 case 0:
1632 gen_helper_fcmpeq(cpu_env);
1633 break;
1634 case 1:
1635 gen_helper_fcmpeq_fcc1(cpu_env);
1636 break;
1637 case 2:
1638 gen_helper_fcmpeq_fcc2(cpu_env);
1639 break;
1640 case 3:
1641 gen_helper_fcmpeq_fcc3(cpu_env);
1642 break;
1643 }
1644 }
1645
1646 #else
1647
1648 static inline void gen_op_fcmps(int fccno, TCGv r_rs1, TCGv r_rs2)
1649 {
1650 gen_helper_fcmps(cpu_env, r_rs1, r_rs2);
1651 }
1652
1653 static inline void gen_op_fcmpd(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1654 {
1655 gen_helper_fcmpd(cpu_env, r_rs1, r_rs2);
1656 }
1657
1658 static inline void gen_op_fcmpq(int fccno)
1659 {
1660 gen_helper_fcmpq(cpu_env);
1661 }
1662
1663 static inline void gen_op_fcmpes(int fccno, TCGv r_rs1, TCGv r_rs2)
1664 {
1665 gen_helper_fcmpes(cpu_env, r_rs1, r_rs2);
1666 }
1667
1668 static inline void gen_op_fcmped(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1669 {
1670 gen_helper_fcmped(cpu_env, r_rs1, r_rs2);
1671 }
1672
1673 static inline void gen_op_fcmpeq(int fccno)
1674 {
1675 gen_helper_fcmpeq(cpu_env);
1676 }
1677 #endif
1678
1679 static inline void gen_op_fpexception_im(int fsr_flags)
1680 {
1681 TCGv_i32 r_const;
1682
1683 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_NMASK);
1684 tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
1685 r_const = tcg_const_i32(TT_FP_EXCP);
1686 gen_helper_raise_exception(cpu_env, r_const);
1687 tcg_temp_free_i32(r_const);
1688 }
1689
1690 static int gen_trap_ifnofpu(DisasContext *dc)
1691 {
1692 #if !defined(CONFIG_USER_ONLY)
1693 if (!dc->fpu_enabled) {
1694 TCGv_i32 r_const;
1695
1696 save_state(dc);
1697 r_const = tcg_const_i32(TT_NFPU_INSN);
1698 gen_helper_raise_exception(cpu_env, r_const);
1699 tcg_temp_free_i32(r_const);
1700 dc->is_br = 1;
1701 return 1;
1702 }
1703 #endif
1704 return 0;
1705 }
1706
1707 static inline void gen_op_clear_ieee_excp_and_FTT(void)
1708 {
1709 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_CEXC_NMASK);
1710 }
1711
1712 static inline void gen_fop_FF(DisasContext *dc, int rd, int rs,
1713 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i32))
1714 {
1715 TCGv_i32 dst, src;
1716
1717 src = gen_load_fpr_F(dc, rs);
1718 dst = gen_dest_fpr_F(dc);
1719
1720 gen(dst, cpu_env, src);
1721
1722 gen_store_fpr_F(dc, rd, dst);
1723 }
1724
1725 static inline void gen_ne_fop_FF(DisasContext *dc, int rd, int rs,
1726 void (*gen)(TCGv_i32, TCGv_i32))
1727 {
1728 TCGv_i32 dst, src;
1729
1730 src = gen_load_fpr_F(dc, rs);
1731 dst = gen_dest_fpr_F(dc);
1732
1733 gen(dst, src);
1734
1735 gen_store_fpr_F(dc, rd, dst);
1736 }
1737
1738 static inline void gen_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2,
1739 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i32, TCGv_i32))
1740 {
1741 TCGv_i32 dst, src1, src2;
1742
1743 src1 = gen_load_fpr_F(dc, rs1);
1744 src2 = gen_load_fpr_F(dc, rs2);
1745 dst = gen_dest_fpr_F(dc);
1746
1747 gen(dst, cpu_env, src1, src2);
1748
1749 gen_store_fpr_F(dc, rd, dst);
1750 }
1751
1752 #ifdef TARGET_SPARC64
1753 static inline void gen_ne_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2,
1754 void (*gen)(TCGv_i32, TCGv_i32, TCGv_i32))
1755 {
1756 TCGv_i32 dst, src1, src2;
1757
1758 src1 = gen_load_fpr_F(dc, rs1);
1759 src2 = gen_load_fpr_F(dc, rs2);
1760 dst = gen_dest_fpr_F(dc);
1761
1762 gen(dst, src1, src2);
1763
1764 gen_store_fpr_F(dc, rd, dst);
1765 }
1766 #endif
1767
1768 static inline void gen_fop_DD(DisasContext *dc, int rd, int rs,
1769 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64))
1770 {
1771 TCGv_i64 dst, src;
1772
1773 src = gen_load_fpr_D(dc, rs);
1774 dst = gen_dest_fpr_D(dc, rd);
1775
1776 gen(dst, cpu_env, src);
1777
1778 gen_store_fpr_D(dc, rd, dst);
1779 }
1780
1781 #ifdef TARGET_SPARC64
1782 static inline void gen_ne_fop_DD(DisasContext *dc, int rd, int rs,
1783 void (*gen)(TCGv_i64, TCGv_i64))
1784 {
1785 TCGv_i64 dst, src;
1786
1787 src = gen_load_fpr_D(dc, rs);
1788 dst = gen_dest_fpr_D(dc, rd);
1789
1790 gen(dst, src);
1791
1792 gen_store_fpr_D(dc, rd, dst);
1793 }
1794 #endif
1795
1796 static inline void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1797 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64))
1798 {
1799 TCGv_i64 dst, src1, src2;
1800
1801 src1 = gen_load_fpr_D(dc, rs1);
1802 src2 = gen_load_fpr_D(dc, rs2);
1803 dst = gen_dest_fpr_D(dc, rd);
1804
1805 gen(dst, cpu_env, src1, src2);
1806
1807 gen_store_fpr_D(dc, rd, dst);
1808 }
1809
1810 #ifdef TARGET_SPARC64
1811 static inline void gen_ne_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1812 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64))
1813 {
1814 TCGv_i64 dst, src1, src2;
1815
1816 src1 = gen_load_fpr_D(dc, rs1);
1817 src2 = gen_load_fpr_D(dc, rs2);
1818 dst = gen_dest_fpr_D(dc, rd);
1819
1820 gen(dst, src1, src2);
1821
1822 gen_store_fpr_D(dc, rd, dst);
1823 }
1824
1825 static inline void gen_gsr_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1826 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
1827 {
1828 TCGv_i64 dst, src1, src2;
1829
1830 src1 = gen_load_fpr_D(dc, rs1);
1831 src2 = gen_load_fpr_D(dc, rs2);
1832 dst = gen_dest_fpr_D(dc, rd);
1833
1834 gen(dst, cpu_gsr, src1, src2);
1835
1836 gen_store_fpr_D(dc, rd, dst);
1837 }
1838
1839 static inline void gen_ne_fop_DDDD(DisasContext *dc, int rd, int rs1, int rs2,
1840 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
1841 {
1842 TCGv_i64 dst, src0, src1, src2;
1843
1844 src1 = gen_load_fpr_D(dc, rs1);
1845 src2 = gen_load_fpr_D(dc, rs2);
1846 src0 = gen_load_fpr_D(dc, rd);
1847 dst = gen_dest_fpr_D(dc, rd);
1848
1849 gen(dst, src0, src1, src2);
1850
1851 gen_store_fpr_D(dc, rd, dst);
1852 }
1853 #endif
1854
1855 static inline void gen_fop_QQ(DisasContext *dc, int rd, int rs,
1856 void (*gen)(TCGv_ptr))
1857 {
1858 gen_op_load_fpr_QT1(QFPREG(rs));
1859
1860 gen(cpu_env);
1861
1862 gen_op_store_QT0_fpr(QFPREG(rd));
1863 gen_update_fprs_dirty(QFPREG(rd));
1864 }
1865
1866 #ifdef TARGET_SPARC64
1867 static inline void gen_ne_fop_QQ(DisasContext *dc, int rd, int rs,
1868 void (*gen)(TCGv_ptr))
1869 {
1870 gen_op_load_fpr_QT1(QFPREG(rs));
1871
1872 gen(cpu_env);
1873
1874 gen_op_store_QT0_fpr(QFPREG(rd));
1875 gen_update_fprs_dirty(QFPREG(rd));
1876 }
1877 #endif
1878
1879 static inline void gen_fop_QQQ(DisasContext *dc, int rd, int rs1, int rs2,
1880 void (*gen)(TCGv_ptr))
1881 {
1882 gen_op_load_fpr_QT0(QFPREG(rs1));
1883 gen_op_load_fpr_QT1(QFPREG(rs2));
1884
1885 gen(cpu_env);
1886
1887 gen_op_store_QT0_fpr(QFPREG(rd));
1888 gen_update_fprs_dirty(QFPREG(rd));
1889 }
1890
1891 static inline void gen_fop_DFF(DisasContext *dc, int rd, int rs1, int rs2,
1892 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32, TCGv_i32))
1893 {
1894 TCGv_i64 dst;
1895 TCGv_i32 src1, src2;
1896
1897 src1 = gen_load_fpr_F(dc, rs1);
1898 src2 = gen_load_fpr_F(dc, rs2);
1899 dst = gen_dest_fpr_D(dc, rd);
1900
1901 gen(dst, cpu_env, src1, src2);
1902
1903 gen_store_fpr_D(dc, rd, dst);
1904 }
1905
1906 static inline void gen_fop_QDD(DisasContext *dc, int rd, int rs1, int rs2,
1907 void (*gen)(TCGv_ptr, TCGv_i64, TCGv_i64))
1908 {
1909 TCGv_i64 src1, src2;
1910
1911 src1 = gen_load_fpr_D(dc, rs1);
1912 src2 = gen_load_fpr_D(dc, rs2);
1913
1914 gen(cpu_env, src1, src2);
1915
1916 gen_op_store_QT0_fpr(QFPREG(rd));
1917 gen_update_fprs_dirty(QFPREG(rd));
1918 }
1919
1920 #ifdef TARGET_SPARC64
1921 static inline void gen_fop_DF(DisasContext *dc, int rd, int rs,
1922 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32))
1923 {
1924 TCGv_i64 dst;
1925 TCGv_i32 src;
1926
1927 src = gen_load_fpr_F(dc, rs);
1928 dst = gen_dest_fpr_D(dc, rd);
1929
1930 gen(dst, cpu_env, src);
1931
1932 gen_store_fpr_D(dc, rd, dst);
1933 }
1934 #endif
1935
1936 static inline void gen_ne_fop_DF(DisasContext *dc, int rd, int rs,
1937 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32))
1938 {
1939 TCGv_i64 dst;
1940 TCGv_i32 src;
1941
1942 src = gen_load_fpr_F(dc, rs);
1943 dst = gen_dest_fpr_D(dc, rd);
1944
1945 gen(dst, cpu_env, src);
1946
1947 gen_store_fpr_D(dc, rd, dst);
1948 }
1949
1950 static inline void gen_fop_FD(DisasContext *dc, int rd, int rs,
1951 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i64))
1952 {
1953 TCGv_i32 dst;
1954 TCGv_i64 src;
1955
1956 src = gen_load_fpr_D(dc, rs);
1957 dst = gen_dest_fpr_F(dc);
1958
1959 gen(dst, cpu_env, src);
1960
1961 gen_store_fpr_F(dc, rd, dst);
1962 }
1963
1964 static inline void gen_fop_FQ(DisasContext *dc, int rd, int rs,
1965 void (*gen)(TCGv_i32, TCGv_ptr))
1966 {
1967 TCGv_i32 dst;
1968
1969 gen_op_load_fpr_QT1(QFPREG(rs));
1970 dst = gen_dest_fpr_F(dc);
1971
1972 gen(dst, cpu_env);
1973
1974 gen_store_fpr_F(dc, rd, dst);
1975 }
1976
1977 static inline void gen_fop_DQ(DisasContext *dc, int rd, int rs,
1978 void (*gen)(TCGv_i64, TCGv_ptr))
1979 {
1980 TCGv_i64 dst;
1981
1982 gen_op_load_fpr_QT1(QFPREG(rs));
1983 dst = gen_dest_fpr_D(dc, rd);
1984
1985 gen(dst, cpu_env);
1986
1987 gen_store_fpr_D(dc, rd, dst);
1988 }
1989
1990 static inline void gen_ne_fop_QF(DisasContext *dc, int rd, int rs,
1991 void (*gen)(TCGv_ptr, TCGv_i32))
1992 {
1993 TCGv_i32 src;
1994
1995 src = gen_load_fpr_F(dc, rs);
1996
1997 gen(cpu_env, src);
1998
1999 gen_op_store_QT0_fpr(QFPREG(rd));
2000 gen_update_fprs_dirty(QFPREG(rd));
2001 }
2002
2003 static inline void gen_ne_fop_QD(DisasContext *dc, int rd, int rs,
2004 void (*gen)(TCGv_ptr, TCGv_i64))
2005 {
2006 TCGv_i64 src;
2007
2008 src = gen_load_fpr_D(dc, rs);
2009
2010 gen(cpu_env, src);
2011
2012 gen_op_store_QT0_fpr(QFPREG(rd));
2013 gen_update_fprs_dirty(QFPREG(rd));
2014 }
2015
2016 /* asi moves */
2017 #ifdef TARGET_SPARC64
2018 static inline TCGv_i32 gen_get_asi(int insn, TCGv r_addr)
2019 {
2020 int asi;
2021 TCGv_i32 r_asi;
2022
2023 if (IS_IMM) {
2024 r_asi = tcg_temp_new_i32();
2025 tcg_gen_mov_i32(r_asi, cpu_asi);
2026 } else {
2027 asi = GET_FIELD(insn, 19, 26);
2028 r_asi = tcg_const_i32(asi);
2029 }
2030 return r_asi;
2031 }
2032
2033 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
2034 int sign)
2035 {
2036 TCGv_i32 r_asi, r_size, r_sign;
2037
2038 r_asi = gen_get_asi(insn, addr);
2039 r_size = tcg_const_i32(size);
2040 r_sign = tcg_const_i32(sign);
2041 gen_helper_ld_asi(dst, cpu_env, addr, r_asi, r_size, r_sign);
2042 tcg_temp_free_i32(r_sign);
2043 tcg_temp_free_i32(r_size);
2044 tcg_temp_free_i32(r_asi);
2045 }
2046
2047 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
2048 {
2049 TCGv_i32 r_asi, r_size;
2050
2051 r_asi = gen_get_asi(insn, addr);
2052 r_size = tcg_const_i32(size);
2053 gen_helper_st_asi(cpu_env, addr, src, r_asi, r_size);
2054 tcg_temp_free_i32(r_size);
2055 tcg_temp_free_i32(r_asi);
2056 }
2057
2058 static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
2059 {
2060 TCGv_i32 r_asi, r_size, r_rd;
2061
2062 r_asi = gen_get_asi(insn, addr);
2063 r_size = tcg_const_i32(size);
2064 r_rd = tcg_const_i32(rd);
2065 gen_helper_ldf_asi(cpu_env, addr, r_asi, r_size, r_rd);
2066 tcg_temp_free_i32(r_rd);
2067 tcg_temp_free_i32(r_size);
2068 tcg_temp_free_i32(r_asi);
2069 }
2070
2071 static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
2072 {
2073 TCGv_i32 r_asi, r_size, r_rd;
2074
2075 r_asi = gen_get_asi(insn, addr);
2076 r_size = tcg_const_i32(size);
2077 r_rd = tcg_const_i32(rd);
2078 gen_helper_stf_asi(cpu_env, addr, r_asi, r_size, r_rd);
2079 tcg_temp_free_i32(r_rd);
2080 tcg_temp_free_i32(r_size);
2081 tcg_temp_free_i32(r_asi);
2082 }
2083
2084 static inline void gen_swap_asi(TCGv dst, TCGv src, TCGv addr, int insn)
2085 {
2086 TCGv_i32 r_asi, r_size, r_sign;
2087 TCGv_i64 t64 = tcg_temp_new_i64();
2088
2089 r_asi = gen_get_asi(insn, addr);
2090 r_size = tcg_const_i32(4);
2091 r_sign = tcg_const_i32(0);
2092 gen_helper_ld_asi(t64, cpu_env, addr, r_asi, r_size, r_sign);
2093 tcg_temp_free_i32(r_sign);
2094 gen_helper_st_asi(cpu_env, addr, src, r_asi, r_size);
2095 tcg_temp_free_i32(r_size);
2096 tcg_temp_free_i32(r_asi);
2097 tcg_gen_trunc_i64_tl(dst, t64);
2098 tcg_temp_free_i64(t64);
2099 }
2100
2101 static inline void gen_ldda_asi(DisasContext *dc, TCGv hi, TCGv addr,
2102 int insn, int rd)
2103 {
2104 TCGv_i32 r_asi, r_rd;
2105
2106 r_asi = gen_get_asi(insn, addr);
2107 r_rd = tcg_const_i32(rd);
2108 gen_helper_ldda_asi(cpu_env, addr, r_asi, r_rd);
2109 tcg_temp_free_i32(r_rd);
2110 tcg_temp_free_i32(r_asi);
2111 }
2112
2113 static inline void gen_stda_asi(DisasContext *dc, TCGv hi, TCGv addr,
2114 int insn, int rd)
2115 {
2116 TCGv_i32 r_asi, r_size;
2117 TCGv lo = gen_load_gpr(dc, rd + 1);
2118 TCGv_i64 t64 = tcg_temp_new_i64();
2119
2120 tcg_gen_concat_tl_i64(t64, lo, hi);
2121 r_asi = gen_get_asi(insn, addr);
2122 r_size = tcg_const_i32(8);
2123 gen_helper_st_asi(cpu_env, addr, t64, r_asi, r_size);
2124 tcg_temp_free_i32(r_size);
2125 tcg_temp_free_i32(r_asi);
2126 tcg_temp_free_i64(t64);
2127 }
2128
2129 static inline void gen_cas_asi(DisasContext *dc, TCGv addr,
2130 TCGv val2, int insn, int rd)
2131 {
2132 TCGv val1 = gen_load_gpr(dc, rd);
2133 TCGv dst = gen_dest_gpr(dc, rd);
2134 TCGv_i32 r_asi = gen_get_asi(insn, addr);
2135
2136 gen_helper_cas_asi(dst, cpu_env, addr, val1, val2, r_asi);
2137 tcg_temp_free_i32(r_asi);
2138 gen_store_gpr(dc, rd, dst);
2139 }
2140
2141 static inline void gen_casx_asi(DisasContext *dc, TCGv addr,
2142 TCGv val2, int insn, int rd)
2143 {
2144 TCGv val1 = gen_load_gpr(dc, rd);
2145 TCGv dst = gen_dest_gpr(dc, rd);
2146 TCGv_i32 r_asi = gen_get_asi(insn, addr);
2147
2148 gen_helper_casx_asi(dst, cpu_env, addr, val1, val2, r_asi);
2149 tcg_temp_free_i32(r_asi);
2150 gen_store_gpr(dc, rd, dst);
2151 }
2152
2153 #elif !defined(CONFIG_USER_ONLY)
2154
2155 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
2156 int sign)
2157 {
2158 TCGv_i32 r_asi, r_size, r_sign;
2159 TCGv_i64 t64 = tcg_temp_new_i64();
2160
2161 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2162 r_size = tcg_const_i32(size);
2163 r_sign = tcg_const_i32(sign);
2164 gen_helper_ld_asi(t64, cpu_env, addr, r_asi, r_size, r_sign);
2165 tcg_temp_free_i32(r_sign);
2166 tcg_temp_free_i32(r_size);
2167 tcg_temp_free_i32(r_asi);
2168 tcg_gen_trunc_i64_tl(dst, t64);
2169 tcg_temp_free_i64(t64);
2170 }
2171
2172 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
2173 {
2174 TCGv_i32 r_asi, r_size;
2175 TCGv_i64 t64 = tcg_temp_new_i64();
2176
2177 tcg_gen_extu_tl_i64(t64, src);
2178 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2179 r_size = tcg_const_i32(size);
2180 gen_helper_st_asi(cpu_env, addr, t64, r_asi, r_size);
2181 tcg_temp_free_i32(r_size);
2182 tcg_temp_free_i32(r_asi);
2183 tcg_temp_free_i64(t64);
2184 }
2185
2186 static inline void gen_swap_asi(TCGv dst, TCGv src, TCGv addr, int insn)
2187 {
2188 TCGv_i32 r_asi, r_size, r_sign;
2189 TCGv_i64 r_val, t64;
2190
2191 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2192 r_size = tcg_const_i32(4);
2193 r_sign = tcg_const_i32(0);
2194 t64 = tcg_temp_new_i64();
2195 gen_helper_ld_asi(t64, cpu_env, addr, r_asi, r_size, r_sign);
2196 tcg_temp_free(r_sign);
2197 r_val = tcg_temp_new_i64();
2198 tcg_gen_extu_tl_i64(r_val, src);
2199 gen_helper_st_asi(cpu_env, addr, r_val, r_asi, r_size);
2200 tcg_temp_free_i64(r_val);
2201 tcg_temp_free_i32(r_size);
2202 tcg_temp_free_i32(r_asi);
2203 tcg_gen_trunc_i64_tl(dst, t64);
2204 tcg_temp_free_i64(t64);
2205 }
2206
2207 static inline void gen_ldda_asi(DisasContext *dc, TCGv hi, TCGv addr,
2208 int insn, int rd)
2209 {
2210 TCGv_i32 r_asi, r_size, r_sign;
2211 TCGv t;
2212 TCGv_i64 t64;
2213
2214 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2215 r_size = tcg_const_i32(8);
2216 r_sign = tcg_const_i32(0);
2217 t64 = tcg_temp_new_i64();
2218 gen_helper_ld_asi(t64, cpu_env, addr, r_asi, r_size, r_sign);
2219 tcg_temp_free_i32(r_sign);
2220 tcg_temp_free_i32(r_size);
2221 tcg_temp_free_i32(r_asi);
2222
2223 t = gen_dest_gpr(dc, rd + 1);
2224 tcg_gen_trunc_i64_tl(t, t64);
2225 gen_store_gpr(dc, rd + 1, t);
2226
2227 tcg_gen_shri_i64(t64, t64, 32);
2228 tcg_gen_trunc_i64_tl(hi, t64);
2229 tcg_temp_free_i64(t64);
2230 gen_store_gpr(dc, rd, hi);
2231 }
2232
2233 static inline void gen_stda_asi(DisasContext *dc, TCGv hi, TCGv addr,
2234 int insn, int rd)
2235 {
2236 TCGv_i32 r_asi, r_size;
2237 TCGv lo = gen_load_gpr(dc, rd + 1);
2238 TCGv_i64 t64 = tcg_temp_new_i64();
2239
2240 tcg_gen_concat_tl_i64(t64, lo, hi);
2241 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2242 r_size = tcg_const_i32(8);
2243 gen_helper_st_asi(cpu_env, addr, t64, r_asi, r_size);
2244 tcg_temp_free_i32(r_size);
2245 tcg_temp_free_i32(r_asi);
2246 tcg_temp_free_i64(t64);
2247 }
2248 #endif
2249
2250 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
2251 static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
2252 {
2253 TCGv_i64 r_val;
2254 TCGv_i32 r_asi, r_size;
2255
2256 gen_ld_asi(dst, addr, insn, 1, 0);
2257
2258 r_val = tcg_const_i64(0xffULL);
2259 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2260 r_size = tcg_const_i32(1);
2261 gen_helper_st_asi(cpu_env, addr, r_val, r_asi, r_size);
2262 tcg_temp_free_i32(r_size);
2263 tcg_temp_free_i32(r_asi);
2264 tcg_temp_free_i64(r_val);
2265 }
2266 #endif
2267
2268 static TCGv get_src1(DisasContext *dc, unsigned int insn)
2269 {
2270 unsigned int rs1 = GET_FIELD(insn, 13, 17);
2271 return gen_load_gpr(dc, rs1);
2272 }
2273
2274 static TCGv get_src2(DisasContext *dc, unsigned int insn)
2275 {
2276 if (IS_IMM) { /* immediate */
2277 target_long simm = GET_FIELDs(insn, 19, 31);
2278 TCGv t = get_temp_tl(dc);
2279 tcg_gen_movi_tl(t, simm);
2280 return t;
2281 } else { /* register */
2282 unsigned int rs2 = GET_FIELD(insn, 27, 31);
2283 return gen_load_gpr(dc, rs2);
2284 }
2285 }
2286
2287 #ifdef TARGET_SPARC64
2288 static void gen_fmovs(DisasContext *dc, DisasCompare *cmp, int rd, int rs)
2289 {
2290 TCGv_i32 c32, zero, dst, s1, s2;
2291
2292 /* We have two choices here: extend the 32 bit data and use movcond_i64,
2293 or fold the comparison down to 32 bits and use movcond_i32. Choose
2294 the later. */
2295 c32 = tcg_temp_new_i32();
2296 if (cmp->is_bool) {
2297 tcg_gen_trunc_i64_i32(c32, cmp->c1);
2298 } else {
2299 TCGv_i64 c64 = tcg_temp_new_i64();
2300 tcg_gen_setcond_i64(cmp->cond, c64, cmp->c1, cmp->c2);
2301 tcg_gen_trunc_i64_i32(c32, c64);
2302 tcg_temp_free_i64(c64);
2303 }
2304
2305 s1 = gen_load_fpr_F(dc, rs);
2306 s2 = gen_load_fpr_F(dc, rd);
2307 dst = gen_dest_fpr_F(dc);
2308 zero = tcg_const_i32(0);
2309
2310 tcg_gen_movcond_i32(TCG_COND_NE, dst, c32, zero, s1, s2);
2311
2312 tcg_temp_free_i32(c32);
2313 tcg_temp_free_i32(zero);
2314 gen_store_fpr_F(dc, rd, dst);
2315 }
2316
2317 static void gen_fmovd(DisasContext *dc, DisasCompare *cmp, int rd, int rs)
2318 {
2319 TCGv_i64 dst = gen_dest_fpr_D(dc, rd);
2320 tcg_gen_movcond_i64(cmp->cond, dst, cmp->c1, cmp->c2,
2321 gen_load_fpr_D(dc, rs),
2322 gen_load_fpr_D(dc, rd));
2323 gen_store_fpr_D(dc, rd, dst);
2324 }
2325
2326 static void gen_fmovq(DisasContext *dc, DisasCompare *cmp, int rd, int rs)
2327 {
2328 int qd = QFPREG(rd);
2329 int qs = QFPREG(rs);
2330
2331 tcg_gen_movcond_i64(cmp->cond, cpu_fpr[qd / 2], cmp->c1, cmp->c2,
2332 cpu_fpr[qs / 2], cpu_fpr[qd / 2]);
2333 tcg_gen_movcond_i64(cmp->cond, cpu_fpr[qd / 2 + 1], cmp->c1, cmp->c2,
2334 cpu_fpr[qs / 2 + 1], cpu_fpr[qd / 2 + 1]);
2335
2336 gen_update_fprs_dirty(qd);
2337 }
2338
2339 static inline void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr, TCGv_ptr cpu_env)
2340 {
2341 TCGv_i32 r_tl = tcg_temp_new_i32();
2342
2343 /* load env->tl into r_tl */
2344 tcg_gen_ld_i32(r_tl, cpu_env, offsetof(CPUSPARCState, tl));
2345
2346 /* tl = [0 ... MAXTL_MASK] where MAXTL_MASK must be power of 2 */
2347 tcg_gen_andi_i32(r_tl, r_tl, MAXTL_MASK);
2348
2349 /* calculate offset to current trap state from env->ts, reuse r_tl */
2350 tcg_gen_muli_i32(r_tl, r_tl, sizeof (trap_state));
2351 tcg_gen_addi_ptr(r_tsptr, cpu_env, offsetof(CPUSPARCState, ts));
2352
2353 /* tsptr = env->ts[env->tl & MAXTL_MASK] */
2354 {
2355 TCGv_ptr r_tl_tmp = tcg_temp_new_ptr();
2356 tcg_gen_ext_i32_ptr(r_tl_tmp, r_tl);
2357 tcg_gen_add_ptr(r_tsptr, r_tsptr, r_tl_tmp);
2358 tcg_temp_free_ptr(r_tl_tmp);
2359 }
2360
2361 tcg_temp_free_i32(r_tl);
2362 }
2363
2364 static void gen_edge(DisasContext *dc, TCGv dst, TCGv s1, TCGv s2,
2365 int width, bool cc, bool left)
2366 {
2367 TCGv lo1, lo2, t1, t2;
2368 uint64_t amask, tabl, tabr;
2369 int shift, imask, omask;
2370
2371 if (cc) {
2372 tcg_gen_mov_tl(cpu_cc_src, s1);
2373 tcg_gen_mov_tl(cpu_cc_src2, s2);
2374 tcg_gen_sub_tl(cpu_cc_dst, s1, s2);
2375 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
2376 dc->cc_op = CC_OP_SUB;
2377 }
2378
2379 /* Theory of operation: there are two tables, left and right (not to
2380 be confused with the left and right versions of the opcode). These
2381 are indexed by the low 3 bits of the inputs. To make things "easy",
2382 these tables are loaded into two constants, TABL and TABR below.
2383 The operation index = (input & imask) << shift calculates the index
2384 into the constant, while val = (table >> index) & omask calculates
2385 the value we're looking for. */
2386 switch (width) {
2387 case 8:
2388 imask = 0x7;
2389 shift = 3;
2390 omask = 0xff;
2391 if (left) {
2392 tabl = 0x80c0e0f0f8fcfeffULL;
2393 tabr = 0xff7f3f1f0f070301ULL;
2394 } else {
2395 tabl = 0x0103070f1f3f7fffULL;
2396 tabr = 0xfffefcf8f0e0c080ULL;
2397 }
2398 break;
2399 case 16:
2400 imask = 0x6;
2401 shift = 1;
2402 omask = 0xf;
2403 if (left) {
2404 tabl = 0x8cef;
2405 tabr = 0xf731;
2406 } else {
2407 tabl = 0x137f;
2408 tabr = 0xfec8;
2409 }
2410 break;
2411 case 32:
2412 imask = 0x4;
2413 shift = 0;
2414 omask = 0x3;
2415 if (left) {
2416 tabl = (2 << 2) | 3;
2417 tabr = (3 << 2) | 1;
2418 } else {
2419 tabl = (1 << 2) | 3;
2420 tabr = (3 << 2) | 2;
2421 }
2422 break;
2423 default:
2424 abort();
2425 }
2426
2427 lo1 = tcg_temp_new();
2428 lo2 = tcg_temp_new();
2429 tcg_gen_andi_tl(lo1, s1, imask);
2430 tcg_gen_andi_tl(lo2, s2, imask);
2431 tcg_gen_shli_tl(lo1, lo1, shift);
2432 tcg_gen_shli_tl(lo2, lo2, shift);
2433
2434 t1 = tcg_const_tl(tabl);
2435 t2 = tcg_const_tl(tabr);
2436 tcg_gen_shr_tl(lo1, t1, lo1);
2437 tcg_gen_shr_tl(lo2, t2, lo2);
2438 tcg_gen_andi_tl(dst, lo1, omask);
2439 tcg_gen_andi_tl(lo2, lo2, omask);
2440
2441 amask = -8;
2442 if (AM_CHECK(dc)) {
2443 amask &= 0xffffffffULL;
2444 }
2445 tcg_gen_andi_tl(s1, s1, amask);
2446 tcg_gen_andi_tl(s2, s2, amask);
2447
2448 /* We want to compute
2449 dst = (s1 == s2 ? lo1 : lo1 & lo2).
2450 We've already done dst = lo1, so this reduces to
2451 dst &= (s1 == s2 ? -1 : lo2)
2452 Which we perform by
2453 lo2 |= -(s1 == s2)
2454 dst &= lo2
2455 */
2456 tcg_gen_setcond_tl(TCG_COND_EQ, t1, s1, s2);
2457 tcg_gen_neg_tl(t1, t1);
2458 tcg_gen_or_tl(lo2, lo2, t1);
2459 tcg_gen_and_tl(dst, dst, lo2);
2460
2461 tcg_temp_free(lo1);
2462 tcg_temp_free(lo2);
2463 tcg_temp_free(t1);
2464 tcg_temp_free(t2);
2465 }
2466
2467 static void gen_alignaddr(TCGv dst, TCGv s1, TCGv s2, bool left)
2468 {
2469 TCGv tmp = tcg_temp_new();
2470
2471 tcg_gen_add_tl(tmp, s1, s2);
2472 tcg_gen_andi_tl(dst, tmp, -8);
2473 if (left) {
2474 tcg_gen_neg_tl(tmp, tmp);
2475 }
2476 tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, tmp, 0, 3);
2477
2478 tcg_temp_free(tmp);
2479 }
2480
2481 static void gen_faligndata(TCGv dst, TCGv gsr, TCGv s1, TCGv s2)
2482 {
2483 TCGv t1, t2, shift;
2484
2485 t1 = tcg_temp_new();
2486 t2 = tcg_temp_new();
2487 shift = tcg_temp_new();
2488
2489 tcg_gen_andi_tl(shift, gsr, 7);
2490 tcg_gen_shli_tl(shift, shift, 3);
2491 tcg_gen_shl_tl(t1, s1, shift);
2492
2493 /* A shift of 64 does not produce 0 in TCG. Divide this into a
2494 shift of (up to 63) followed by a constant shift of 1. */
2495 tcg_gen_xori_tl(shift, shift, 63);
2496 tcg_gen_shr_tl(t2, s2, shift);
2497 tcg_gen_shri_tl(t2, t2, 1);
2498
2499 tcg_gen_or_tl(dst, t1, t2);
2500
2501 tcg_temp_free(t1);
2502 tcg_temp_free(t2);
2503 tcg_temp_free(shift);
2504 }
2505 #endif
2506
2507 #define CHECK_IU_FEATURE(dc, FEATURE) \
2508 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
2509 goto illegal_insn;
2510 #define CHECK_FPU_FEATURE(dc, FEATURE) \
2511 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
2512 goto nfpu_insn;
2513
2514 /* before an instruction, dc->pc must be static */
2515 static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
2516 {
2517 unsigned int opc, rs1, rs2, rd;
2518 TCGv cpu_src1, cpu_src2;
2519 TCGv_i32 cpu_src1_32, cpu_src2_32, cpu_dst_32;
2520 TCGv_i64 cpu_src1_64, cpu_src2_64, cpu_dst_64;
2521 target_long simm;
2522
2523 if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
2524 tcg_gen_debug_insn_start(dc->pc);
2525 }
2526
2527 opc = GET_FIELD(insn, 0, 1);
2528 rd = GET_FIELD(insn, 2, 6);
2529
2530 switch (opc) {
2531 case 0: /* branches/sethi */
2532 {
2533 unsigned int xop = GET_FIELD(insn, 7, 9);
2534 int32_t target;
2535 switch (xop) {
2536 #ifdef TARGET_SPARC64
2537 case 0x1: /* V9 BPcc */
2538 {
2539 int cc;
2540
2541 target = GET_FIELD_SP(insn, 0, 18);
2542 target = sign_extend(target, 19);
2543 target <<= 2;
2544 cc = GET_FIELD_SP(insn, 20, 21);
2545 if (cc == 0)
2546 do_branch(dc, target, insn, 0);
2547 else if (cc == 2)
2548 do_branch(dc, target, insn, 1);
2549 else
2550 goto illegal_insn;
2551 goto jmp_insn;
2552 }
2553 case 0x3: /* V9 BPr */
2554 {
2555 target = GET_FIELD_SP(insn, 0, 13) |
2556 (GET_FIELD_SP(insn, 20, 21) << 14);
2557 target = sign_extend(target, 16);
2558 target <<= 2;
2559 cpu_src1 = get_src1(dc, insn);
2560 do_branch_reg(dc, target, insn, cpu_src1);
2561 goto jmp_insn;
2562 }
2563 case 0x5: /* V9 FBPcc */
2564 {
2565 int cc = GET_FIELD_SP(insn, 20, 21);
2566 if (gen_trap_ifnofpu(dc)) {
2567 goto jmp_insn;
2568 }
2569 target = GET_FIELD_SP(insn, 0, 18);
2570 target = sign_extend(target, 19);
2571 target <<= 2;
2572 do_fbranch(dc, target, insn, cc);
2573 goto jmp_insn;
2574 }
2575 #else
2576 case 0x7: /* CBN+x */
2577 {
2578 goto ncp_insn;
2579 }
2580 #endif
2581 case 0x2: /* BN+x */
2582 {
2583 target = GET_FIELD(insn, 10, 31);
2584 target = sign_extend(target, 22);
2585 target <<= 2;
2586 do_branch(dc, target, insn, 0);
2587 goto jmp_insn;
2588 }
2589 case 0x6: /* FBN+x */
2590 {
2591 if (gen_trap_ifnofpu(dc)) {
2592 goto jmp_insn;
2593 }
2594 target = GET_FIELD(insn, 10, 31);
2595 target = sign_extend(target, 22);
2596 target <<= 2;
2597 do_fbranch(dc, target, insn, 0);
2598 goto jmp_insn;
2599 }
2600 case 0x4: /* SETHI */
2601 /* Special-case %g0 because that's the canonical nop. */
2602 if (rd) {
2603 uint32_t value = GET_FIELD(insn, 10, 31);
2604 TCGv t = gen_dest_gpr(dc, rd);
2605 tcg_gen_movi_tl(t, value << 10);
2606 gen_store_gpr(dc, rd, t);
2607 }
2608 break;
2609 case 0x0: /* UNIMPL */
2610 default:
2611 goto illegal_insn;
2612 }
2613 break;
2614 }
2615 break;
2616 case 1: /*CALL*/
2617 {
2618 target_long target = GET_FIELDs(insn, 2, 31) << 2;
2619 TCGv o7 = gen_dest_gpr(dc, 15);
2620
2621 tcg_gen_movi_tl(o7, dc->pc);
2622 gen_store_gpr(dc, 15, o7);
2623 target += dc->pc;
2624 gen_mov_pc_npc(dc);
2625 #ifdef TARGET_SPARC64
2626 if (unlikely(AM_CHECK(dc))) {
2627 target &= 0xffffffffULL;
2628 }
2629 #endif
2630 dc->npc = target;
2631 }
2632 goto jmp_insn;
2633 case 2: /* FPU & Logical Operations */
2634 {
2635 unsigned int xop = GET_FIELD(insn, 7, 12);
2636 TCGv cpu_dst = get_temp_tl(dc);
2637 TCGv cpu_tmp0;
2638
2639 if (xop == 0x3a) { /* generate trap */
2640 int cond = GET_FIELD(insn, 3, 6);
2641 TCGv_i32 trap;
2642 int l1 = -1, mask;
2643
2644 if (cond == 0) {
2645 /* Trap never. */
2646 break;
2647 }
2648
2649 save_state(dc);
2650
2651 if (cond != 8) {
2652 /* Conditional trap. */
2653 DisasCompare cmp;
2654 #ifdef TARGET_SPARC64
2655 /* V9 icc/xcc */
2656 int cc = GET_FIELD_SP(insn, 11, 12);
2657 if (cc == 0) {
2658 gen_compare(&cmp, 0, cond, dc);
2659 } else if (cc == 2) {
2660 gen_compare(&cmp, 1, cond, dc);
2661 } else {
2662 goto illegal_insn;
2663 }
2664 #else
2665 gen_compare(&cmp, 0, cond, dc);
2666 #endif
2667 l1 = gen_new_label();
2668 tcg_gen_brcond_tl(tcg_invert_cond(cmp.cond),
2669 cmp.c1, cmp.c2, l1);
2670 free_compare(&cmp);
2671 }
2672
2673 mask = ((dc->def->features & CPU_FEATURE_HYPV) && supervisor(dc)
2674 ? UA2005_HTRAP_MASK : V8_TRAP_MASK);
2675
2676 /* Don't use the normal temporaries, as they may well have
2677 gone out of scope with the branch above. While we're
2678 doing that we might as well pre-truncate to 32-bit. */
2679 trap = tcg_temp_new_i32();
2680
2681 rs1 = GET_FIELD_SP(insn, 14, 18);
2682 if (IS_IMM) {
2683 rs2 = GET_FIELD_SP(insn, 0, 6);
2684 if (rs1 == 0) {
2685 tcg_gen_movi_i32(trap, (rs2 & mask) + TT_TRAP);
2686 /* Signal that the trap value is fully constant. */
2687 mask = 0;
2688 } else {
2689 TCGv t1 = gen_load_gpr(dc, rs1);
2690 tcg_gen_trunc_tl_i32(trap, t1);
2691 tcg_gen_addi_i32(trap, trap, rs2);
2692 }
2693 } else {
2694 TCGv t1, t2;
2695 rs2 = GET_FIELD_SP(insn, 0, 4);
2696 t1 = gen_load_gpr(dc, rs1);
2697 t2 = gen_load_gpr(dc, rs2);
2698 tcg_gen_add_tl(t1, t1, t2);
2699 tcg_gen_trunc_tl_i32(trap, t1);
2700 }
2701 if (mask != 0) {
2702 tcg_gen_andi_i32(trap, trap, mask);
2703 tcg_gen_addi_i32(trap, trap, TT_TRAP);
2704 }
2705
2706 gen_helper_raise_exception(cpu_env, trap);
2707 tcg_temp_free_i32(trap);
2708
2709 if (cond == 8) {
2710 /* An unconditional trap ends the TB. */
2711 dc->is_br = 1;
2712 goto jmp_insn;
2713 } else {
2714 /* A conditional trap falls through to the next insn. */
2715 gen_set_label(l1);
2716 break;
2717 }
2718 } else if (xop == 0x28) {
2719 rs1 = GET_FIELD(insn, 13, 17);
2720 switch(rs1) {
2721 case 0: /* rdy */
2722 #ifndef TARGET_SPARC64
2723 case 0x01 ... 0x0e: /* undefined in the SPARCv8
2724 manual, rdy on the microSPARC
2725 II */
2726 case 0x0f: /* stbar in the SPARCv8 manual,
2727 rdy on the microSPARC II */
2728 case 0x10 ... 0x1f: /* implementation-dependent in the
2729 SPARCv8 manual, rdy on the
2730 microSPARC II */
2731 /* Read Asr17 */
2732 if (rs1 == 0x11 && dc->def->features & CPU_FEATURE_ASR17) {
2733 TCGv t = gen_dest_gpr(dc, rd);
2734 /* Read Asr17 for a Leon3 monoprocessor */
2735 tcg_gen_movi_tl(t, (1 << 8) | (dc->def->nwindows - 1));
2736 gen_store_gpr(dc, rd, t);
2737 break;
2738 }
2739 #endif
2740 gen_store_gpr(dc, rd, cpu_y);
2741 break;
2742 #ifdef TARGET_SPARC64
2743 case 0x2: /* V9 rdccr */
2744 update_psr(dc);
2745 gen_helper_rdccr(cpu_dst, cpu_env);
2746 gen_store_gpr(dc, rd, cpu_dst);
2747 break;
2748 case 0x3: /* V9 rdasi */
2749 tcg_gen_ext_i32_tl(cpu_dst, cpu_asi);
2750 gen_store_gpr(dc, rd, cpu_dst);
2751 break;
2752 case 0x4: /* V9 rdtick */
2753 {
2754 TCGv_ptr r_tickptr;
2755
2756 r_tickptr = tcg_temp_new_ptr();
2757 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2758 offsetof(CPUSPARCState, tick));
2759 gen_helper_tick_get_count(cpu_dst, r_tickptr);
2760 tcg_temp_free_ptr(r_tickptr);
2761 gen_store_gpr(dc, rd, cpu_dst);
2762 }
2763 break;
2764 case 0x5: /* V9 rdpc */
2765 {
2766 TCGv t = gen_dest_gpr(dc, rd);
2767 if (unlikely(AM_CHECK(dc))) {
2768 tcg_gen_movi_tl(t, dc->pc & 0xffffffffULL);
2769 } else {
2770 tcg_gen_movi_tl(t, dc->pc);
2771 }
2772 gen_store_gpr(dc, rd, t);
2773 }
2774 break;
2775 case 0x6: /* V9 rdfprs */
2776 tcg_gen_ext_i32_tl(cpu_dst, cpu_fprs);
2777 gen_store_gpr(dc, rd, cpu_dst);
2778 break;
2779 case 0xf: /* V9 membar */
2780 break; /* no effect */
2781 case 0x13: /* Graphics Status */
2782 if (gen_trap_ifnofpu(dc)) {
2783 goto jmp_insn;
2784 }
2785 gen_store_gpr(dc, rd, cpu_gsr);
2786 break;
2787 case 0x16: /* Softint */
2788 tcg_gen_ext_i32_tl(cpu_dst, cpu_softint);
2789 gen_store_gpr(dc, rd, cpu_dst);
2790 break;
2791 case 0x17: /* Tick compare */
2792 gen_store_gpr(dc, rd, cpu_tick_cmpr);
2793 break;
2794 case 0x18: /* System tick */
2795 {
2796 TCGv_ptr r_tickptr;
2797
2798 r_tickptr = tcg_temp_new_ptr();
2799 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2800 offsetof(CPUSPARCState, stick));
2801 gen_helper_tick_get_count(cpu_dst, r_tickptr);
2802 tcg_temp_free_ptr(r_tickptr);
2803 gen_store_gpr(dc, rd, cpu_dst);
2804 }
2805 break;
2806 case 0x19: /* System tick compare */
2807 gen_store_gpr(dc, rd, cpu_stick_cmpr);
2808 break;
2809 case 0x10: /* Performance Control */
2810 case 0x11: /* Performance Instrumentation Counter */
2811 case 0x12: /* Dispatch Control */
2812 case 0x14: /* Softint set, WO */
2813 case 0x15: /* Softint clear, WO */
2814 #endif
2815 default:
2816 goto illegal_insn;
2817 }
2818 #if !defined(CONFIG_USER_ONLY)
2819 } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
2820 #ifndef TARGET_SPARC64
2821 if (!supervisor(dc)) {
2822 goto priv_insn;
2823 }
2824 update_psr(dc);
2825 gen_helper_rdpsr(cpu_dst, cpu_env);
2826 #else
2827 CHECK_IU_FEATURE(dc, HYPV);
2828 if (!hypervisor(dc))
2829 goto priv_insn;
2830 rs1 = GET_FIELD(insn, 13, 17);
2831 switch (rs1) {
2832 case 0: // hpstate
2833 // gen_op_rdhpstate();
2834 break;
2835 case 1: // htstate
2836 // gen_op_rdhtstate();
2837 break;
2838 case 3: // hintp
2839 tcg_gen_mov_tl(cpu_dst, cpu_hintp);
2840 break;
2841 case 5: // htba
2842 tcg_gen_mov_tl(cpu_dst, cpu_htba);
2843 break;
2844 case 6: // hver
2845 tcg_gen_mov_tl(cpu_dst, cpu_hver);
2846 break;
2847 case 31: // hstick_cmpr
2848 tcg_gen_mov_tl(cpu_dst, cpu_hstick_cmpr);
2849 break;
2850 default:
2851 goto illegal_insn;
2852 }
2853 #endif
2854 gen_store_gpr(dc, rd, cpu_dst);
2855 break;
2856 } else if (xop == 0x2a) { /* rdwim / V9 rdpr */
2857 if (!supervisor(dc)) {
2858 goto priv_insn;
2859 }
2860 cpu_tmp0 = get_temp_tl(dc);
2861 #ifdef TARGET_SPARC64
2862 rs1 = GET_FIELD(insn, 13, 17);
2863 switch (rs1) {
2864 case 0: // tpc
2865 {
2866 TCGv_ptr r_tsptr;
2867
2868 r_tsptr = tcg_temp_new_ptr();
2869 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2870 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2871 offsetof(trap_state, tpc));
2872 tcg_temp_free_ptr(r_tsptr);
2873 }
2874 break;
2875 case 1: // tnpc
2876 {
2877 TCGv_ptr r_tsptr;
2878
2879 r_tsptr = tcg_temp_new_ptr();
2880 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2881 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2882 offsetof(trap_state, tnpc));
2883 tcg_temp_free_ptr(r_tsptr);
2884 }
2885 break;
2886 case 2: // tstate
2887 {
2888 TCGv_ptr r_tsptr;
2889
2890 r_tsptr = tcg_temp_new_ptr();
2891 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2892 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2893 offsetof(trap_state, tstate));
2894 tcg_temp_free_ptr(r_tsptr);
2895 }
2896 break;
2897 case 3: // tt
2898 {
2899 TCGv_ptr r_tsptr = tcg_temp_new_ptr();
2900
2901 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2902 tcg_gen_ld32s_tl(cpu_tmp0, r_tsptr,
2903 offsetof(trap_state, tt));
2904 tcg_temp_free_ptr(r_tsptr);
2905 }
2906 break;
2907 case 4: // tick
2908 {
2909 TCGv_ptr r_tickptr;
2910
2911 r_tickptr = tcg_temp_new_ptr();
2912 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2913 offsetof(CPUSPARCState, tick));
2914 gen_helper_tick_get_count(cpu_tmp0, r_tickptr);
2915 tcg_temp_free_ptr(r_tickptr);
2916 }
2917 break;
2918 case 5: // tba
2919 tcg_gen_mov_tl(cpu_tmp0, cpu_tbr);
2920 break;
2921 case 6: // pstate
2922 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2923 offsetof(CPUSPARCState, pstate));
2924 break;
2925 case 7: // tl
2926 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2927 offsetof(CPUSPARCState, tl));
2928 break;
2929 case 8: // pil
2930 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2931 offsetof(CPUSPARCState, psrpil));
2932 break;
2933 case 9: // cwp
2934 gen_helper_rdcwp(cpu_tmp0, cpu_env);
2935 break;
2936 case 10: // cansave
2937 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2938 offsetof(CPUSPARCState, cansave));
2939 break;
2940 case 11: // canrestore
2941 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2942 offsetof(CPUSPARCState, canrestore));
2943 break;
2944 case 12: // cleanwin
2945 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2946 offsetof(CPUSPARCState, cleanwin));
2947 break;
2948 case 13: // otherwin
2949 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2950 offsetof(CPUSPARCState, otherwin));
2951 break;
2952 case 14: // wstate
2953 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2954 offsetof(CPUSPARCState, wstate));
2955 break;
2956 case 16: // UA2005 gl
2957 CHECK_IU_FEATURE(dc, GL);
2958 tcg_gen_ld32s_tl(cpu_tmp0, cpu_env,
2959 offsetof(CPUSPARCState, gl));
2960 break;
2961 case 26: // UA2005 strand status
2962 CHECK_IU_FEATURE(dc, HYPV);
2963 if (!hypervisor(dc))
2964 goto priv_insn;
2965 tcg_gen_mov_tl(cpu_tmp0, cpu_ssr);
2966 break;
2967 case 31: // ver
2968 tcg_gen_mov_tl(cpu_tmp0, cpu_ver);
2969 break;
2970 case 15: // fq
2971 default:
2972 goto illegal_insn;
2973 }
2974 #else
2975 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_wim);
2976 #endif
2977 gen_store_gpr(dc, rd, cpu_tmp0);
2978 break;
2979 } else if (xop == 0x2b) { /* rdtbr / V9 flushw */
2980 #ifdef TARGET_SPARC64
2981 save_state(dc);
2982 gen_helper_flushw(cpu_env);
2983 #else
2984 if (!supervisor(dc))
2985 goto priv_insn;
2986 gen_store_gpr(dc, rd, cpu_tbr);
2987 #endif
2988 break;
2989 #endif
2990 } else if (xop == 0x34) { /* FPU Operations */
2991 if (gen_trap_ifnofpu(dc)) {
2992 goto jmp_insn;
2993 }
2994 gen_op_clear_ieee_excp_and_FTT();
2995 rs1 = GET_FIELD(insn, 13, 17);
2996 rs2 = GET_FIELD(insn, 27, 31);
2997 xop = GET_FIELD(insn, 18, 26);
2998 save_state(dc);
2999 switch (xop) {
3000 case 0x1: /* fmovs */
3001 cpu_src1_32 = gen_load_fpr_F(dc, rs2);
3002 gen_store_fpr_F(dc, rd, cpu_src1_32);
3003 break;
3004 case 0x5: /* fnegs */
3005 gen_ne_fop_FF(dc, rd, rs2, gen_helper_fnegs);
3006 break;
3007 case 0x9: /* fabss */
3008 gen_ne_fop_FF(dc, rd, rs2, gen_helper_fabss);
3009 break;
3010 case 0x29: /* fsqrts */
3011 CHECK_FPU_FEATURE(dc, FSQRT);
3012 gen_fop_FF(dc, rd, rs2, gen_helper_fsqrts);
3013 break;
3014 case 0x2a: /* fsqrtd */
3015 CHECK_FPU_FEATURE(dc, FSQRT);
3016 gen_fop_DD(dc, rd, rs2, gen_helper_fsqrtd);
3017 break;
3018 case 0x2b: /* fsqrtq */
3019 CHECK_FPU_FEATURE(dc, FLOAT128);
3020 gen_fop_QQ(dc, rd, rs2, gen_helper_fsqrtq);
3021 break;
3022 case 0x41: /* fadds */
3023 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fadds);
3024 break;
3025 case 0x42: /* faddd */
3026 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_faddd);
3027 break;
3028 case 0x43: /* faddq */
3029 CHECK_FPU_FEATURE(dc, FLOAT128);
3030 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_faddq);
3031 break;
3032 case 0x45: /* fsubs */
3033 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fsubs);
3034 break;
3035 case 0x46: /* fsubd */
3036 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fsubd);
3037 break;
3038 case 0x47: /* fsubq */
3039 CHECK_FPU_FEATURE(dc, FLOAT128);
3040 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fsubq);
3041 break;
3042 case 0x49: /* fmuls */
3043 CHECK_FPU_FEATURE(dc, FMUL);
3044 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fmuls);
3045 break;
3046 case 0x4a: /* fmuld */
3047 CHECK_FPU_FEATURE(dc, FMUL);
3048 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld);
3049 break;
3050 case 0x4b: /* fmulq */
3051 CHECK_FPU_FEATURE(dc, FLOAT128);
3052 CHECK_FPU_FEATURE(dc, FMUL);
3053 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fmulq);
3054 break;
3055 case 0x4d: /* fdivs */
3056 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fdivs);
3057 break;
3058 case 0x4e: /* fdivd */
3059 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fdivd);
3060 break;
3061 case 0x4f: /* fdivq */
3062 CHECK_FPU_FEATURE(dc, FLOAT128);
3063 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fdivq);
3064 break;
3065 case 0x69: /* fsmuld */
3066 CHECK_FPU_FEATURE(dc, FSMULD);
3067 gen_fop_DFF(dc, rd, rs1, rs2, gen_helper_fsmuld);
3068 break;
3069 case 0x6e: /* fdmulq */
3070 CHECK_FPU_FEATURE(dc, FLOAT128);
3071 gen_fop_QDD(dc, rd, rs1, rs2, gen_helper_fdmulq);
3072 break;
3073 case 0xc4: /* fitos */
3074 gen_fop_FF(dc, rd, rs2, gen_helper_fitos);
3075 break;
3076 case 0xc6: /* fdtos */
3077 gen_fop_FD(dc, rd, rs2, gen_helper_fdtos);
3078 break;
3079 case 0xc7: /* fqtos */
3080 CHECK_FPU_FEATURE(dc, FLOAT128);
3081 gen_fop_FQ(dc, rd, rs2, gen_helper_fqtos);
3082 break;
3083 case 0xc8: /* fitod */
3084 gen_ne_fop_DF(dc, rd, rs2, gen_helper_fitod);
3085 break;
3086 case 0xc9: /* fstod */
3087 gen_ne_fop_DF(dc, rd, rs2, gen_helper_fstod);
3088 break;
3089 case 0xcb: /* fqtod */
3090 CHECK_FPU_FEATURE(dc, FLOAT128);
3091 gen_fop_DQ(dc, rd, rs2, gen_helper_fqtod);
3092 break;
3093 case 0xcc: /* fitoq */
3094 CHECK_FPU_FEATURE(dc, FLOAT128);
3095 gen_ne_fop_QF(dc, rd, rs2, gen_helper_fitoq);
3096 break;
3097 case 0xcd: /* fstoq */
3098 CHECK_FPU_FEATURE(dc, FLOAT128);
3099 gen_ne_fop_QF(dc, rd, rs2, gen_helper_fstoq);
3100 break;
3101 case 0xce: /* fdtoq */
3102 CHECK_FPU_FEATURE(dc, FLOAT128);
3103 gen_ne_fop_QD(dc, rd, rs2, gen_helper_fdtoq);
3104 break;
3105 case 0xd1: /* fstoi */
3106 gen_fop_FF(dc, rd, rs2, gen_helper_fstoi);
3107 break;
3108 case 0xd2: /* fdtoi */
3109 gen_fop_FD(dc, rd, rs2, gen_helper_fdtoi);
3110 break;
3111 case 0xd3: /* fqtoi */
3112 CHECK_FPU_FEATURE(dc, FLOAT128);
3113 gen_fop_FQ(dc, rd, rs2, gen_helper_fqtoi);
3114 break;
3115 #ifdef TARGET_SPARC64
3116 case 0x2: /* V9 fmovd */
3117 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
3118 gen_store_fpr_D(dc, rd, cpu_src1_64);
3119 break;
3120 case 0x3: /* V9 fmovq */
3121 CHECK_FPU_FEATURE(dc, FLOAT128);
3122 gen_move_Q(rd, rs2);
3123 break;
3124 case 0x6: /* V9 fnegd */
3125 gen_ne_fop_DD(dc, rd, rs2, gen_helper_fnegd);
3126 break;
3127 case 0x7: /* V9 fnegq */
3128 CHECK_FPU_FEATURE(dc, FLOAT128);
3129 gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fnegq);
3130 break;
3131 case 0xa: /* V9 fabsd */
3132 gen_ne_fop_DD(dc, rd, rs2, gen_helper_fabsd);
3133 break;
3134 case 0xb: /* V9 fabsq */
3135 CHECK_FPU_FEATURE(dc, FLOAT128);
3136 gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fabsq);
3137 break;
3138 case 0x81: /* V9 fstox */
3139 gen_fop_DF(dc, rd, rs2, gen_helper_fstox);
3140 break;
3141 case 0x82: /* V9 fdtox */
3142 gen_fop_DD(dc, rd, rs2, gen_helper_fdtox);
3143 break;
3144 case 0x83: /* V9 fqtox */
3145 CHECK_FPU_FEATURE(dc, FLOAT128);
3146 gen_fop_DQ(dc, rd, rs2, gen_helper_fqtox);
3147 break;
3148 case 0x84: /* V9 fxtos */
3149 gen_fop_FD(dc, rd, rs2, gen_helper_fxtos);
3150 break;
3151 case 0x88: /* V9 fxtod */
3152 gen_fop_DD(dc, rd, rs2, gen_helper_fxtod);
3153 break;
3154 case 0x8c: /* V9 fxtoq */
3155 CHECK_FPU_FEATURE(dc, FLOAT128);
3156 gen_ne_fop_QD(dc, rd, rs2, gen_helper_fxtoq);
3157 break;
3158 #endif
3159 default:
3160 goto illegal_insn;
3161 }
3162 } else if (xop == 0x35) { /* FPU Operations */
3163 #ifdef TARGET_SPARC64
3164 int cond;
3165 #endif
3166 if (gen_trap_ifnofpu(dc)) {
3167 goto jmp_insn;
3168 }
3169 gen_op_clear_ieee_excp_and_FTT();
3170 rs1 = GET_FIELD(insn, 13, 17);
3171 rs2 = GET_FIELD(insn, 27, 31);
3172 xop = GET_FIELD(insn, 18, 26);
3173 save_state(dc);
3174
3175 #ifdef TARGET_SPARC64
3176 #define FMOVR(sz) \
3177 do { \
3178 DisasCompare cmp; \
3179 cond = GET_FIELD_SP(insn, 10, 12); \
3180 cpu_src1 = get_src1(dc, insn); \
3181 gen_compare_reg(&cmp, cond, cpu_src1); \
3182 gen_fmov##sz(dc, &cmp, rd, rs2); \
3183 free_compare(&cmp); \
3184 } while (0)
3185
3186 if ((xop & 0x11f) == 0x005) { /* V9 fmovsr */
3187 FMOVR(s);
3188 break;
3189 } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
3190 FMOVR(d);
3191 break;
3192 } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
3193 CHECK_FPU_FEATURE(dc, FLOAT128);
3194 FMOVR(q);
3195 break;
3196 }
3197 #undef FMOVR
3198 #endif
3199 switch (xop) {
3200 #ifdef TARGET_SPARC64
3201 #define FMOVCC(fcc, sz) \
3202 do { \
3203 DisasCompare cmp; \
3204 cond = GET_FIELD_SP(insn, 14, 17); \
3205 gen_fcompare(&cmp, fcc, cond); \
3206 gen_fmov##sz(dc, &cmp, rd, rs2); \
3207 free_compare(&cmp); \
3208 } while (0)
3209
3210 case 0x001: /* V9 fmovscc %fcc0 */
3211 FMOVCC(0, s);
3212 break;
3213 case 0x002: /* V9 fmovdcc %fcc0 */
3214 FMOVCC(0, d);
3215 break;
3216 case 0x003: /* V9 fmovqcc %fcc0 */
3217 CHECK_FPU_FEATURE(dc, FLOAT128);
3218 FMOVCC(0, q);
3219 break;
3220 case 0x041: /* V9 fmovscc %fcc1 */
3221 FMOVCC(1, s);
3222 break;
3223 case 0x042: /* V9 fmovdcc %fcc1 */
3224 FMOVCC(1, d);
3225 break;
3226 case 0x043: /* V9 fmovqcc %fcc1 */
3227 CHECK_FPU_FEATURE(dc, FLOAT128);
3228 FMOVCC(1, q);
3229 break;
3230 case 0x081: /* V9 fmovscc %fcc2 */
3231 FMOVCC(2, s);
3232 break;
3233 case 0x082: /* V9 fmovdcc %fcc2 */
3234 FMOVCC(2, d);
3235 break;
3236 case 0x083: /* V9 fmovqcc %fcc2 */
3237 CHECK_FPU_FEATURE(dc, FLOAT128);
3238 FMOVCC(2, q);
3239 break;
3240 case 0x0c1: /* V9 fmovscc %fcc3 */
3241 FMOVCC(3, s);
3242 break;
3243 case 0x0c2: /* V9 fmovdcc %fcc3 */
3244 FMOVCC(3, d);
3245 break;
3246 case 0x0c3: /* V9 fmovqcc %fcc3 */
3247 CHECK_FPU_FEATURE(dc, FLOAT128);
3248 FMOVCC(3, q);
3249 break;
3250 #undef FMOVCC
3251 #define FMOVCC(xcc, sz) \
3252 do { \
3253 DisasCompare cmp; \
3254 cond = GET_FIELD_SP(insn, 14, 17); \
3255 gen_compare(&cmp, xcc, cond, dc); \
3256 gen_fmov##sz(dc, &cmp, rd, rs2); \
3257 free_compare(&cmp); \
3258 } while (0)
3259
3260 case 0x101: /* V9 fmovscc %icc */
3261 FMOVCC(0, s);
3262 break;
3263 case 0x102: /* V9 fmovdcc %icc */
3264 FMOVCC(0, d);
3265 break;
3266 case 0x103: /* V9 fmovqcc %icc */
3267 CHECK_FPU_FEATURE(dc, FLOAT128);
3268 FMOVCC(0, q);
3269 break;
3270 case 0x181: /* V9 fmovscc %xcc */
3271 FMOVCC(1, s);
3272 break;
3273 case 0x182: /* V9 fmovdcc %xcc */
3274 FMOVCC(1, d);
3275 break;
3276 case 0x183: /* V9 fmovqcc %xcc */
3277 CHECK_FPU_FEATURE(dc, FLOAT128);
3278 FMOVCC(1, q);
3279 break;
3280 #undef FMOVCC
3281 #endif
3282 case 0x51: /* fcmps, V9 %fcc */
3283 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
3284 cpu_src2_32 = gen_load_fpr_F(dc, rs2);
3285 gen_op_fcmps(rd & 3, cpu_src1_32, cpu_src2_32);
3286 break;
3287 case 0x52: /* fcmpd, V9 %fcc */
3288 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
3289 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
3290 gen_op_fcmpd(rd & 3, cpu_src1_64, cpu_src2_64);
3291 break;
3292 case 0x53: /* fcmpq, V9 %fcc */
3293 CHECK_FPU_FEATURE(dc, FLOAT128);
3294 gen_op_load_fpr_QT0(QFPREG(rs1));
3295 gen_op_load_fpr_QT1(QFPREG(rs2));
3296 gen_op_fcmpq(rd & 3);
3297 break;
3298 case 0x55: /* fcmpes, V9 %fcc */
3299 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
3300 cpu_src2_32 = gen_load_fpr_F(dc, rs2);
3301 gen_op_fcmpes(rd & 3, cpu_src1_32, cpu_src2_32);
3302 break;
3303 case 0x56: /* fcmped, V9 %fcc */
3304 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
3305 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
3306 gen_op_fcmped(rd & 3, cpu_src1_64, cpu_src2_64);
3307 break;
3308 case 0x57: /* fcmpeq, V9 %fcc */
3309 CHECK_FPU_FEATURE(dc, FLOAT128);
3310 gen_op_load_fpr_QT0(QFPREG(rs1));
3311 gen_op_load_fpr_QT1(QFPREG(rs2));
3312 gen_op_fcmpeq(rd & 3);
3313 break;
3314 default:
3315 goto illegal_insn;
3316 }
3317 } else if (xop == 0x2) {
3318 TCGv dst = gen_dest_gpr(dc, rd);
3319 rs1 = GET_FIELD(insn, 13, 17);
3320 if (rs1 == 0) {
3321 /* clr/mov shortcut : or %g0, x, y -> mov x, y */
3322 if (IS_IMM) { /* immediate */
3323 simm = GET_FIELDs(insn, 19, 31);
3324 tcg_gen_movi_tl(dst, simm);
3325 gen_store_gpr(dc, rd, dst);
3326 } else { /* register */
3327 rs2 = GET_FIELD(insn, 27, 31);
3328 if (rs2 == 0) {
3329 tcg_gen_movi_tl(dst, 0);
3330 gen_store_gpr(dc, rd, dst);
3331 } else {
3332 cpu_src2 = gen_load_gpr(dc, rs2);
3333 gen_store_gpr(dc, rd, cpu_src2);
3334 }
3335 }
3336 } else {
3337 cpu_src1 = get_src1(dc, insn);
3338 if (IS_IMM) { /* immediate */
3339 simm = GET_FIELDs(insn, 19, 31);
3340 tcg_gen_ori_tl(dst, cpu_src1, simm);
3341 gen_store_gpr(dc, rd, dst);
3342 } else { /* register */
3343 rs2 = GET_FIELD(insn, 27, 31);
3344 if (rs2 == 0) {
3345 /* mov shortcut: or x, %g0, y -> mov x, y */
3346 gen_store_gpr(dc, rd, cpu_src1);
3347 } else {
3348 cpu_src2 = gen_load_gpr(dc, rs2);
3349 tcg_gen_or_tl(dst, cpu_src1, cpu_src2);
3350 gen_store_gpr(dc, rd, dst);
3351 }
3352 }
3353 }
3354 #ifdef TARGET_SPARC64
3355 } else if (xop == 0x25) { /* sll, V9 sllx */
3356 cpu_src1 = get_src1(dc, insn);
3357 if (IS_IMM) { /* immediate */
3358 simm = GET_FIELDs(insn, 20, 31);
3359 if (insn & (1 << 12)) {
3360 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x3f);
3361 } else {
3362 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x1f);
3363 }
3364 } else { /* register */
3365 rs2 = GET_FIELD(insn, 27, 31);
3366 cpu_src2 = gen_load_gpr(dc, rs2);
3367 cpu_tmp0 = get_temp_tl(dc);
3368 if (insn & (1 << 12)) {
3369 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3370 } else {
3371 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3372 }
3373 tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
3374 }
3375 gen_store_gpr(dc, rd, cpu_dst);
3376 } else if (xop == 0x26) { /* srl, V9 srlx */
3377 cpu_src1 = get_src1(dc, insn);
3378 if (IS_IMM) { /* immediate */
3379 simm = GET_FIELDs(insn, 20, 31);
3380 if (insn & (1 << 12)) {
3381 tcg_gen_shri_i64(cpu_dst, cpu_src1, simm & 0x3f);
3382 } else {
3383 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3384 tcg_gen_shri_i64(cpu_dst, cpu_dst, simm & 0x1f);
3385 }
3386 } else { /* register */
3387 rs2 = GET_FIELD(insn, 27, 31);
3388 cpu_src2 = gen_load_gpr(dc, rs2);
3389 cpu_tmp0 = get_temp_tl(dc);
3390 if (insn & (1 << 12)) {
3391 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3392 tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
3393 } else {
3394 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3395 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3396 tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
3397 }
3398 }
3399 gen_store_gpr(dc, rd, cpu_dst);
3400 } else if (xop == 0x27) { /* sra, V9 srax */
3401 cpu_src1 = get_src1(dc, insn);
3402 if (IS_IMM) { /* immediate */
3403 simm = GET_FIELDs(insn, 20, 31);
3404 if (insn & (1 << 12)) {
3405 tcg_gen_sari_i64(cpu_dst, cpu_src1, simm & 0x3f);
3406 } else {
3407 tcg_gen_ext32s_i64(cpu_dst, cpu_src1);
3408 tcg_gen_sari_i64(cpu_dst, cpu_dst, simm & 0x1f);
3409 }
3410 } else { /* register */
3411 rs2 = GET_FIELD(insn, 27, 31);
3412 cpu_src2 = gen_load_gpr(dc, rs2);
3413 cpu_tmp0 = get_temp_tl(dc);
3414 if (insn & (1 << 12)) {
3415 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3416 tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
3417 } else {
3418 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3419 tcg_gen_ext32s_i64(cpu_dst, cpu_src1);
3420 tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
3421 }
3422 }
3423 gen_store_gpr(dc, rd, cpu_dst);
3424 #endif
3425 } else if (xop < 0x36) {
3426 if (xop < 0x20) {
3427 cpu_src1 = get_src1(dc, insn);
3428 cpu_src2 = get_src2(dc, insn);
3429 switch (xop & ~0x10) {
3430 case 0x0: /* add */
3431 if (xop & 0x10) {
3432 gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
3433 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3434 dc->cc_op = CC_OP_ADD;
3435 } else {
3436 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
3437 }
3438 break;
3439 case 0x1: /* and */
3440 tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
3441 if (xop & 0x10) {
3442 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3443 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3444 dc->cc_op = CC_OP_LOGIC;
3445 }
3446 break;
3447 case 0x2: /* or */
3448 tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
3449 if (xop & 0x10) {
3450 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3451 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3452 dc->cc_op = CC_OP_LOGIC;
3453 }
3454 break;
3455 case 0x3: /* xor */
3456 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3457 if (xop & 0x10) {
3458 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3459 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3460 dc->cc_op = CC_OP_LOGIC;
3461 }
3462 break;
3463 case 0x4: /* sub */
3464 if (xop & 0x10) {
3465 gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
3466 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
3467 dc->cc_op = CC_OP_SUB;
3468 } else {
3469 tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
3470 }
3471 break;
3472 case 0x5: /* andn */
3473 tcg_gen_andc_tl(cpu_dst, cpu_src1, cpu_src2);
3474 if (xop & 0x10) {
3475 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3476 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3477 dc->cc_op = CC_OP_LOGIC;
3478 }
3479 break;
3480 case 0x6: /* orn */
3481 tcg_gen_orc_tl(cpu_dst, cpu_src1, cpu_src2);
3482 if (xop & 0x10) {
3483 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3484 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3485 dc->cc_op = CC_OP_LOGIC;
3486 }
3487 break;
3488 case 0x7: /* xorn */
3489 tcg_gen_eqv_tl(cpu_dst, cpu_src1, cpu_src2);
3490 if (xop & 0x10) {
3491 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3492 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3493 dc->cc_op = CC_OP_LOGIC;
3494 }
3495 break;
3496 case 0x8: /* addx, V9 addc */
3497 gen_op_addx_int(dc, cpu_dst, cpu_src1, cpu_src2,
3498 (xop & 0x10));
3499 break;
3500 #ifdef TARGET_SPARC64
3501 case 0x9: /* V9 mulx */
3502 tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
3503 break;
3504 #endif
3505 case 0xa: /* umul */
3506 CHECK_IU_FEATURE(dc, MUL);
3507 gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
3508 if (xop & 0x10) {
3509 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3510 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3511 dc->cc_op = CC_OP_LOGIC;
3512 }
3513 break;
3514 case 0xb: /* smul */
3515 CHECK_IU_FEATURE(dc, MUL);
3516 gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
3517 if (xop & 0x10) {
3518 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3519 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3520 dc->cc_op = CC_OP_LOGIC;
3521 }
3522 break;
3523 case 0xc: /* subx, V9 subc */
3524 gen_op_subx_int(dc, cpu_dst, cpu_src1, cpu_src2,
3525 (xop & 0x10));
3526 break;
3527 #ifdef TARGET_SPARC64
3528 case 0xd: /* V9 udivx */
3529 gen_helper_udivx(cpu_dst, cpu_env, cpu_src1, cpu_src2);
3530 break;
3531 #endif
3532 case 0xe: /* udiv */
3533 CHECK_IU_FEATURE(dc, DIV);
3534 if (xop & 0x10) {
3535 gen_helper_udiv_cc(cpu_dst, cpu_env, cpu_src1,
3536 cpu_src2);
3537 dc->cc_op = CC_OP_DIV;
3538 } else {
3539 gen_helper_udiv(cpu_dst, cpu_env, cpu_src1,
3540 cpu_src2);
3541 }
3542 break;
3543 case 0xf: /* sdiv */
3544 CHECK_IU_FEATURE(dc, DIV);
3545 if (xop & 0x10) {
3546 gen_helper_sdiv_cc(cpu_dst, cpu_env, cpu_src1,
3547 cpu_src2);
3548 dc->cc_op = CC_OP_DIV;
3549 } else {
3550 gen_helper_sdiv(cpu_dst, cpu_env, cpu_src1,
3551 cpu_src2);
3552 }
3553 break;
3554 default:
3555 goto illegal_insn;
3556 }
3557 gen_store_gpr(dc, rd, cpu_dst);
3558 } else {
3559 cpu_src1 = get_src1(dc, insn);
3560 cpu_src2 = get_src2(dc, insn);
3561 switch (xop) {
3562 case 0x20: /* taddcc */
3563 gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
3564 gen_store_gpr(dc, rd, cpu_dst);
3565 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADD);
3566 dc->cc_op = CC_OP_TADD;
3567 break;
3568 case 0x21: /* tsubcc */
3569 gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
3570 gen_store_gpr(dc, rd, cpu_dst);
3571 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUB);
3572 dc->cc_op = CC_OP_TSUB;
3573 break;
3574 case 0x22: /* taddcctv */
3575 gen_helper_taddcctv(cpu_dst, cpu_env,
3576 cpu_src1, cpu_src2);
3577 gen_store_gpr(dc, rd, cpu_dst);
3578 dc->cc_op = CC_OP_TADDTV;
3579 break;
3580 case 0x23: /* tsubcctv */
3581 gen_helper_tsubcctv(cpu_dst, cpu_env,
3582 cpu_src1, cpu_src2);
3583 gen_store_gpr(dc, rd, cpu_dst);
3584 dc->cc_op = CC_OP_TSUBTV;
3585 break;
3586 case 0x24: /* mulscc */
3587 update_psr(dc);
3588 gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
3589 gen_store_gpr(dc, rd, cpu_dst);
3590 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3591 dc->cc_op = CC_OP_ADD;
3592 break;
3593 #ifndef TARGET_SPARC64
3594 case 0x25: /* sll */
3595 if (IS_IMM) { /* immediate */
3596 simm = GET_FIELDs(insn, 20, 31);
3597 tcg_gen_shli_tl(cpu_dst, cpu_src1, simm & 0x1f);
3598 } else { /* register */
3599 cpu_tmp0 = get_temp_tl(dc);
3600 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3601 tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
3602 }
3603 gen_store_gpr(dc, rd, cpu_dst);
3604 break;
3605 case 0x26: /* srl */
3606 if (IS_IMM) { /* immediate */
3607 simm = GET_FIELDs(insn, 20, 31);
3608 tcg_gen_shri_tl(cpu_dst, cpu_src1, simm & 0x1f);
3609 } else { /* register */
3610 cpu_tmp0 = get_temp_tl(dc);
3611 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3612 tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
3613 }
3614 gen_store_gpr(dc, rd, cpu_dst);
3615 break;
3616 case 0x27: /* sra */
3617 if (IS_IMM) { /* immediate */
3618 simm = GET_FIELDs(insn, 20, 31);
3619 tcg_gen_sari_tl(cpu_dst, cpu_src1, simm & 0x1f);
3620 } else { /* register */
3621 cpu_tmp0 = get_temp_tl(dc);
3622 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3623 tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
3624 }
3625 gen_store_gpr(dc, rd, cpu_dst);
3626 break;
3627 #endif
3628 case 0x30:
3629 {
3630 cpu_tmp0 = get_temp_tl(dc);
3631 switch(rd) {
3632 case 0: /* wry */
3633 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3634 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
3635 break;
3636 #ifndef TARGET_SPARC64
3637 case 0x01 ... 0x0f: /* undefined in the
3638 SPARCv8 manual, nop
3639 on the microSPARC
3640 II */
3641 case 0x10 ... 0x1f: /* implementation-dependent
3642 in the SPARCv8
3643 manual, nop on the
3644 microSPARC II */
3645 break;
3646 #else
3647 case 0x2: /* V9 wrccr */
3648 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3649 gen_helper_wrccr(cpu_env, cpu_tmp0);
3650 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3651 dc->cc_op = CC_OP_FLAGS;
3652 break;
3653 case 0x3: /* V9 wrasi */
3654 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3655 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xff);
3656 tcg_gen_trunc_tl_i32(cpu_asi, cpu_tmp0);
3657 break;
3658 case 0x6: /* V9 wrfprs */
3659 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3660 tcg_gen_trunc_tl_i32(cpu_fprs, cpu_tmp0);
3661 save_state(dc);
3662 gen_op_next_insn();
3663 tcg_gen_exit_tb(0);
3664 dc->is_br = 1;
3665 break;
3666 case 0xf: /* V9 sir, nop if user */
3667 #if !defined(CONFIG_USER_ONLY)
3668 if (supervisor(dc)) {
3669 ; // XXX
3670 }
3671 #endif
3672 break;
3673 case 0x13: /* Graphics Status */
3674 if (gen_trap_ifnofpu(dc)) {
3675 goto jmp_insn;
3676 }
3677 tcg_gen_xor_tl(cpu_gsr, cpu_src1, cpu_src2);
3678 break;
3679 case 0x14: /* Softint set */
3680 if (!supervisor(dc))
3681 goto illegal_insn;
3682 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3683 gen_helper_set_softint(cpu_env, cpu_tmp0);
3684 break;
3685 case 0x15: /* Softint clear */
3686 if (!supervisor(dc))
3687 goto illegal_insn;
3688 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3689 gen_helper_clear_softint(cpu_env, cpu_tmp0);
3690 break;
3691 case 0x16: /* Softint write */
3692 if (!supervisor(dc))
3693 goto illegal_insn;
3694 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3695 gen_helper_write_softint(cpu_env, cpu_tmp0);
3696 break;
3697 case 0x17: /* Tick compare */
3698 #if !defined(CONFIG_USER_ONLY)
3699 if (!supervisor(dc))
3700 goto illegal_insn;
3701 #endif
3702 {
3703 TCGv_ptr r_tickptr;
3704
3705 tcg_gen_xor_tl(cpu_tick_cmpr, cpu_src1,
3706 cpu_src2);
3707 r_tickptr = tcg_temp_new_ptr();
3708 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3709 offsetof(CPUSPARCState, tick));
3710 gen_helper_tick_set_limit(r_tickptr,
3711 cpu_tick_cmpr);
3712 tcg_temp_free_ptr(r_tickptr);
3713 }
3714 break;
3715 case 0x18: /* System tick */
3716 #if !defined(CONFIG_USER_ONLY)
3717 if (!supervisor(dc))
3718 goto illegal_insn;
3719 #endif
3720 {
3721 TCGv_ptr r_tickptr;
3722
3723 tcg_gen_xor_tl(cpu_tmp0, cpu_src1,
3724 cpu_src2);
3725 r_tickptr = tcg_temp_new_ptr();
3726 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3727 offsetof(CPUSPARCState, stick));
3728 gen_helper_tick_set_count(r_tickptr,
3729 cpu_tmp0);
3730 tcg_temp_free_ptr(r_tickptr);
3731 }
3732 break;
3733 case 0x19: /* System tick compare */
3734 #if !defined(CONFIG_USER_ONLY)
3735 if (!supervisor(dc))
3736 goto illegal_insn;
3737 #endif
3738 {
3739 TCGv_ptr r_tickptr;
3740
3741 tcg_gen_xor_tl(cpu_stick_cmpr, cpu_src1,
3742 cpu_src2);
3743 r_tickptr = tcg_temp_new_ptr();
3744 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3745 offsetof(CPUSPARCState, stick));
3746 gen_helper_tick_set_limit(r_tickptr,
3747 cpu_stick_cmpr);
3748 tcg_temp_free_ptr(r_tickptr);
3749 }
3750 break;
3751
3752 case 0x10: /* Performance Control */
3753 case 0x11: /* Performance Instrumentation
3754 Counter */
3755 case 0x12: /* Dispatch Control */
3756 #endif
3757 default:
3758 goto illegal_insn;
3759 }
3760 }
3761 break;
3762 #if !defined(CONFIG_USER_ONLY)
3763 case 0x31: /* wrpsr, V9 saved, restored */
3764 {
3765 if (!supervisor(dc))
3766 goto priv_insn;
3767 #ifdef TARGET_SPARC64
3768 switch (rd) {
3769 case 0:
3770 gen_helper_saved(cpu_env);
3771 break;
3772 case 1:
3773 gen_helper_restored(cpu_env);
3774 break;
3775 case 2: /* UA2005 allclean */
3776 case 3: /* UA2005 otherw */
3777 case 4: /* UA2005 normalw */
3778 case 5: /* UA2005 invalw */
3779 // XXX
3780 default:
3781 goto illegal_insn;
3782 }
3783 #else
3784 cpu_tmp0 = get_temp_tl(dc);
3785 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3786 gen_helper_wrpsr(cpu_env, cpu_tmp0);
3787 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3788 dc->cc_op = CC_OP_FLAGS;
3789 save_state(dc);
3790 gen_op_next_insn();
3791 tcg_gen_exit_tb(0);
3792 dc->is_br = 1;
3793 #endif
3794 }
3795 break;
3796 case 0x32: /* wrwim, V9 wrpr */
3797 {
3798 if (!supervisor(dc))
3799 goto priv_insn;
3800 cpu_tmp0 = get_temp_tl(dc);
3801 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3802 #ifdef TARGET_SPARC64
3803 switch (rd) {
3804 case 0: // tpc
3805 {
3806 TCGv_ptr r_tsptr;
3807
3808 r_tsptr = tcg_temp_new_ptr();
3809 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3810 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3811 offsetof(trap_state, tpc));
3812 tcg_temp_free_ptr(r_tsptr);
3813 }
3814 break;
3815 case 1: // tnpc
3816 {
3817 TCGv_ptr r_tsptr;
3818
3819 r_tsptr = tcg_temp_new_ptr();
3820 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3821 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3822 offsetof(trap_state, tnpc));
3823 tcg_temp_free_ptr(r_tsptr);
3824 }
3825 break;
3826 case 2: // tstate
3827 {
3828 TCGv_ptr r_tsptr;
3829
3830 r_tsptr = tcg_temp_new_ptr();
3831 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3832 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3833 offsetof(trap_state,
3834 tstate));
3835 tcg_temp_free_ptr(r_tsptr);
3836 }
3837 break;
3838 case 3: // tt
3839 {
3840 TCGv_ptr r_tsptr;
3841
3842 r_tsptr = tcg_temp_new_ptr();
3843 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3844 tcg_gen_st32_tl(cpu_tmp0, r_tsptr,
3845 offsetof(trap_state, tt));
3846 tcg_temp_free_ptr(r_tsptr);
3847 }
3848 break;
3849 case 4: // tick
3850 {
3851 TCGv_ptr r_tickptr;
3852
3853 r_tickptr = tcg_temp_new_ptr();
3854 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3855 offsetof(CPUSPARCState, tick));
3856 gen_helper_tick_set_count(r_tickptr,
3857 cpu_tmp0);
3858 tcg_temp_free_ptr(r_tickptr);
3859 }
3860 break;
3861 case 5: // tba
3862 tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
3863 break;
3864 case 6: // pstate
3865 save_state(dc);
3866 gen_helper_wrpstate(cpu_env, cpu_tmp0);
3867 dc->npc = DYNAMIC_PC;
3868 break;
3869 case 7: // tl
3870 save_state(dc);
3871 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3872 offsetof(CPUSPARCState, tl));
3873 dc->npc = DYNAMIC_PC;
3874 break;
3875 case 8: // pil
3876 gen_helper_wrpil(cpu_env, cpu_tmp0);
3877 break;
3878 case 9: // cwp
3879 gen_helper_wrcwp(cpu_env, cpu_tmp0);
3880 break;
3881 case 10: // cansave
3882 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3883 offsetof(CPUSPARCState,
3884 cansave));
3885 break;
3886 case 11: // canrestore
3887 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3888 offsetof(CPUSPARCState,
3889 canrestore));
3890 break;
3891 case 12: // cleanwin
3892 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3893 offsetof(CPUSPARCState,
3894 cleanwin));
3895 break;
3896 case 13: // otherwin
3897 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3898 offsetof(CPUSPARCState,
3899 otherwin));
3900 break;
3901 case 14: // wstate
3902 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3903 offsetof(CPUSPARCState,
3904 wstate));
3905 break;
3906 case 16: // UA2005 gl
3907 CHECK_IU_FEATURE(dc, GL);
3908 tcg_gen_st32_tl(cpu_tmp0, cpu_env,
3909 offsetof(CPUSPARCState, gl));
3910 break;
3911 case 26: // UA2005 strand status
3912 CHECK_IU_FEATURE(dc, HYPV);
3913 if (!hypervisor(dc))
3914 goto priv_insn;
3915 tcg_gen_mov_tl(cpu_ssr, cpu_tmp0);
3916 break;
3917 default:
3918 goto illegal_insn;
3919 }
3920 #else
3921 tcg_gen_trunc_tl_i32(cpu_wim, cpu_tmp0);
3922 if (dc->def->nwindows != 32) {
3923 tcg_gen_andi_tl(cpu_wim, cpu_wim,
3924 (1 << dc->def->nwindows) - 1);
3925 }
3926 #endif
3927 }
3928 break;
3929 case 0x33: /* wrtbr, UA2005 wrhpr */
3930 {
3931 #ifndef TARGET_SPARC64
3932 if (!supervisor(dc))
3933 goto priv_insn;
3934 tcg_gen_xor_tl(cpu_tbr, cpu_src1, cpu_src2);
3935 #else
3936 CHECK_IU_FEATURE(dc, HYPV);
3937 if (!hypervisor(dc))
3938 goto priv_insn;
3939 cpu_tmp0 = get_temp_tl(dc);
3940 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3941 switch (rd) {
3942 case 0: // hpstate
3943 // XXX gen_op_wrhpstate();
3944 save_state(dc);
3945 gen_op_next_insn();
3946 tcg_gen_exit_tb(0);
3947 dc->is_br = 1;
3948 break;
3949 case 1: // htstate
3950 // XXX gen_op_wrhtstate();
3951 break;
3952 case 3: // hintp
3953 tcg_gen_mov_tl(cpu_hintp, cpu_tmp0);
3954 break;
3955 case 5: // htba
3956 tcg_gen_mov_tl(cpu_htba, cpu_tmp0);
3957 break;
3958 case 31: // hstick_cmpr
3959 {
3960 TCGv_ptr r_tickptr;
3961
3962 tcg_gen_mov_tl(cpu_hstick_cmpr, cpu_tmp0);
3963 r_tickptr = tcg_temp_new_ptr();
3964 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3965 offsetof(CPUSPARCState, hstick));
3966 gen_helper_tick_set_limit(r_tickptr,
3967 cpu_hstick_cmpr);
3968 tcg_temp_free_ptr(r_tickptr);
3969 }
3970 break;
3971 case 6: // hver readonly
3972 default:
3973 goto illegal_insn;
3974 }
3975 #endif
3976 }
3977 break;
3978 #endif
3979 #ifdef TARGET_SPARC64
3980 case 0x2c: /* V9 movcc */
3981 {
3982 int cc = GET_FIELD_SP(insn, 11, 12);
3983 int cond = GET_FIELD_SP(insn, 14, 17);
3984 DisasCompare cmp;
3985 TCGv dst;
3986
3987 if (insn & (1 << 18)) {
3988 if (cc == 0) {
3989 gen_compare(&cmp, 0, cond, dc);
3990 } else if (cc == 2) {
3991 gen_compare(&cmp, 1, cond, dc);
3992 } else {
3993 goto illegal_insn;
3994 }
3995 } else {
3996 gen_fcompare(&cmp, cc, cond);
3997 }
3998
3999 /* The get_src2 above loaded the normal 13-bit
4000 immediate field, not the 11-bit field we have
4001 in movcc. But it did handle the reg case. */
4002 if (IS_IMM) {
4003 simm = GET_FIELD_SPs(insn, 0, 10);
4004 tcg_gen_movi_tl(cpu_src2, simm);
4005 }
4006
4007 dst = gen_load_gpr(dc, rd);
4008 tcg_gen_movcond_tl(cmp.cond, dst,
4009 cmp.c1, cmp.c2,
4010 cpu_src2, dst);
4011 free_compare(&cmp);
4012 gen_store_gpr(dc, rd, dst);
4013 break;
4014 }
4015 case 0x2d: /* V9 sdivx */
4016 gen_helper_sdivx(cpu_dst, cpu_env, cpu_src1, cpu_src2);
4017 gen_store_gpr(dc, rd, cpu_dst);
4018 break;
4019 case 0x2e: /* V9 popc */
4020 gen_helper_popc(cpu_dst, cpu_src2);
4021 gen_store_gpr(dc, rd, cpu_dst);
4022 break;
4023 case 0x2f: /* V9 movr */
4024 {
4025 int cond = GET_FIELD_SP(insn, 10, 12);
4026 DisasCompare cmp;
4027 TCGv dst;
4028
4029 gen_compare_reg(&cmp, cond, cpu_src1);
4030
4031 /* The get_src2 above loaded the normal 13-bit
4032 immediate field, not the 10-bit field we have
4033 in movr. But it did handle the reg case. */
4034 if (IS_IMM) {
4035 simm = GET_FIELD_SPs(insn, 0, 9);
4036 tcg_gen_movi_tl(cpu_src2, simm);
4037 }
4038
4039 dst = gen_load_gpr(dc, rd);
4040 tcg_gen_movcond_tl(cmp.cond, dst,
4041 cmp.c1, cmp.c2,
4042 cpu_src2, dst);
4043 free_compare(&cmp);
4044 gen_store_gpr(dc, rd, dst);
4045 break;
4046 }
4047 #endif
4048 default:
4049 goto illegal_insn;
4050 }
4051 }
4052 } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
4053 #ifdef TARGET_SPARC64
4054 int opf = GET_FIELD_SP(insn, 5, 13);
4055 rs1 = GET_FIELD(insn, 13, 17);
4056 rs2 = GET_FIELD(insn, 27, 31);
4057 if (gen_trap_ifnofpu(dc)) {
4058 goto jmp_insn;
4059 }
4060
4061 switch (opf) {
4062 case 0x000: /* VIS I edge8cc */
4063 CHECK_FPU_FEATURE(dc, VIS1);
4064 cpu_src1 = gen_load_gpr(dc, rs1);
4065 cpu_src2 = gen_load_gpr(dc, rs2);
4066 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 1, 0);
4067 gen_store_gpr(dc, rd, cpu_dst);
4068 break;
4069 case 0x001: /* VIS II edge8n */
4070 CHECK_FPU_FEATURE(dc, VIS2);
4071 cpu_src1 = gen_load_gpr(dc, rs1);
4072 cpu_src2 = gen_load_gpr(dc, rs2);
4073 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 0, 0);
4074 gen_store_gpr(dc, rd, cpu_dst);
4075 break;
4076 case 0x002: /* VIS I edge8lcc */
4077 CHECK_FPU_FEATURE(dc, VIS1);
4078 cpu_src1 = gen_load_gpr(dc, rs1);
4079 cpu_src2 = gen_load_gpr(dc, rs2);
4080 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 1, 1);
4081 gen_store_gpr(dc, rd, cpu_dst);
4082 break;
4083 case 0x003: /* VIS II edge8ln */
4084 CHECK_FPU_FEATURE(dc, VIS2);
4085 cpu_src1 = gen_load_gpr(dc, rs1);
4086 cpu_src2 = gen_load_gpr(dc, rs2);
4087 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 0, 1);
4088 gen_store_gpr(dc, rd, cpu_dst);
4089 break;
4090 case 0x004: /* VIS I edge16cc */
4091 CHECK_FPU_FEATURE(dc, VIS1);
4092 cpu_src1 = gen_load_gpr(dc, rs1);
4093 cpu_src2 = gen_load_gpr(dc, rs2);
4094 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 1, 0);
4095 gen_store_gpr(dc, rd, cpu_dst);
4096 break;
4097 case 0x005: /* VIS II edge16n */
4098 CHECK_FPU_FEATURE(dc, VIS2);
4099 cpu_src1 = gen_load_gpr(dc, rs1);
4100 cpu_src2 = gen_load_gpr(dc, rs2);
4101 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 0, 0);
4102 gen_store_gpr(dc, rd, cpu_dst);
4103 break;
4104 case 0x006: /* VIS I edge16lcc */
4105 CHECK_FPU_FEATURE(dc, VIS1);
4106 cpu_src1 = gen_load_gpr(dc, rs1);
4107 cpu_src2 = gen_load_gpr(dc, rs2);
4108 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 1, 1);
4109 gen_store_gpr(dc, rd, cpu_dst);
4110 break;
4111 case 0x007: /* VIS II edge16ln */
4112 CHECK_FPU_FEATURE(dc, VIS2);
4113 cpu_src1 = gen_load_gpr(dc, rs1);
4114 cpu_src2 = gen_load_gpr(dc, rs2);
4115 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 0, 1);
4116 gen_store_gpr(dc, rd, cpu_dst);
4117 break;
4118 case 0x008: /* VIS I edge32cc */
4119 CHECK_FPU_FEATURE(dc, VIS1);
4120 cpu_src1 = gen_load_gpr(dc, rs1);
4121 cpu_src2 = gen_load_gpr(dc, rs2);
4122 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 1, 0);
4123 gen_store_gpr(dc, rd, cpu_dst);
4124 break;
4125 case 0x009: /* VIS II edge32n */
4126 CHECK_FPU_FEATURE(dc, VIS2);
4127 cpu_src1 = gen_load_gpr(dc, rs1);
4128 cpu_src2 = gen_load_gpr(dc, rs2);
4129 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 0, 0);
4130 gen_store_gpr(dc, rd, cpu_dst);
4131 break;
4132 case 0x00a: /* VIS I edge32lcc */
4133 CHECK_FPU_FEATURE(dc, VIS1);
4134 cpu_src1 = gen_load_gpr(dc, rs1);
4135 cpu_src2 = gen_load_gpr(dc, rs2);
4136 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 1, 1);
4137 gen_store_gpr(dc, rd, cpu_dst);
4138 break;
4139 case 0x00b: /* VIS II edge32ln */
4140 CHECK_FPU_FEATURE(dc, VIS2);
4141 cpu_src1 = gen_load_gpr(dc, rs1);
4142 cpu_src2 = gen_load_gpr(dc, rs2);
4143 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 0, 1);
4144 gen_store_gpr(dc, rd, cpu_dst);
4145 break;
4146 case 0x010: /* VIS I array8 */
4147 CHECK_FPU_FEATURE(dc, VIS1);
4148 cpu_src1 = gen_load_gpr(dc, rs1);
4149 cpu_src2 = gen_load_gpr(dc, rs2);
4150 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4151 gen_store_gpr(dc, rd, cpu_dst);
4152 break;
4153 case 0x012: /* VIS I array16 */
4154 CHECK_FPU_FEATURE(dc, VIS1);
4155 cpu_src1 = gen_load_gpr(dc, rs1);
4156 cpu_src2 = gen_load_gpr(dc, rs2);
4157 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4158 tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
4159 gen_store_gpr(dc, rd, cpu_dst);
4160 break;
4161 case 0x014: /* VIS I array32 */
4162 CHECK_FPU_FEATURE(dc, VIS1);
4163 cpu_src1 = gen_load_gpr(dc, rs1);
4164 cpu_src2 = gen_load_gpr(dc, rs2);
4165 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4166 tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
4167 gen_store_gpr(dc, rd, cpu_dst);
4168 break;
4169 case 0x018: /* VIS I alignaddr */
4170 CHECK_FPU_FEATURE(dc, VIS1);
4171 cpu_src1 = gen_load_gpr(dc, rs1);
4172 cpu_src2 = gen_load_gpr(dc, rs2);
4173 gen_alignaddr(cpu_dst, cpu_src1, cpu_src2, 0);
4174 gen_store_gpr(dc, rd, cpu_dst);
4175 break;
4176 case 0x01a: /* VIS I alignaddrl */
4177 CHECK_FPU_FEATURE(dc, VIS1);
4178 cpu_src1 = gen_load_gpr(dc, rs1);
4179 cpu_src2 = gen_load_gpr(dc, rs2);
4180 gen_alignaddr(cpu_dst, cpu_src1, cpu_src2, 1);
4181 gen_store_gpr(dc, rd, cpu_dst);
4182 break;
4183 case 0x019: /* VIS II bmask */
4184 CHECK_FPU_FEATURE(dc, VIS2);
4185 cpu_src1 = gen_load_gpr(dc, rs1);
4186 cpu_src2 = gen_load_gpr(dc, rs2);
4187 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4188 tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, cpu_dst, 32, 32);
4189 gen_store_gpr(dc, rd, cpu_dst);
4190 break;
4191 case 0x020: /* VIS I fcmple16 */
4192 CHECK_FPU_FEATURE(dc, VIS1);
4193 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4194 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4195 gen_helper_fcmple16(cpu_dst, cpu_src1_64, cpu_src2_64);
4196 gen_store_gpr(dc, rd, cpu_dst);
4197 break;
4198 case 0x022: /* VIS I fcmpne16 */
4199 CHECK_FPU_FEATURE(dc, VIS1);
4200 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4201 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4202 gen_helper_fcmpne16(cpu_dst, cpu_src1_64, cpu_src2_64);
4203 gen_store_gpr(dc, rd, cpu_dst);
4204 break;
4205 case 0x024: /* VIS I fcmple32 */
4206 CHECK_FPU_FEATURE(dc, VIS1);
4207 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4208 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4209 gen_helper_fcmple32(cpu_dst, cpu_src1_64, cpu_src2_64);
4210 gen_store_gpr(dc, rd, cpu_dst);
4211 break;
4212 case 0x026: /* VIS I fcmpne32 */
4213 CHECK_FPU_FEATURE(dc, VIS1);
4214 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4215 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4216 gen_helper_fcmpne32(cpu_dst, cpu_src1_64, cpu_src2_64);
4217 gen_store_gpr(dc, rd, cpu_dst);
4218 break;
4219 case 0x028: /* VIS I fcmpgt16 */
4220 CHECK_FPU_FEATURE(dc, VIS1);
4221 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4222 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4223 gen_helper_fcmpgt16(cpu_dst, cpu_src1_64, cpu_src2_64);
4224 gen_store_gpr(dc, rd, cpu_dst);
4225 break;
4226 case 0x02a: /* VIS I fcmpeq16 */
4227 CHECK_FPU_FEATURE(dc, VIS1);
4228 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4229 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4230 gen_helper_fcmpeq16(cpu_dst, cpu_src1_64, cpu_src2_64);
4231 gen_store_gpr(dc, rd, cpu_dst);
4232 break;
4233 case 0x02c: /* VIS I fcmpgt32 */
4234 CHECK_FPU_FEATURE(dc, VIS1);
4235 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4236 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4237 gen_helper_fcmpgt32(cpu_dst, cpu_src1_64, cpu_src2_64);
4238 gen_store_gpr(dc, rd, cpu_dst);
4239 break;
4240 case 0x02e: /* VIS I fcmpeq32 */
4241 CHECK_FPU_FEATURE(dc, VIS1);
4242 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4243 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4244 gen_helper_fcmpeq32(cpu_dst, cpu_src1_64, cpu_src2_64);
4245 gen_store_gpr(dc, rd, cpu_dst);
4246 break;
4247 case 0x031: /* VIS I fmul8x16 */
4248 CHECK_FPU_FEATURE(dc, VIS1);
4249 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16);
4250 break;
4251 case 0x033: /* VIS I fmul8x16au */
4252 CHECK_FPU_FEATURE(dc, VIS1);
4253 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16au);
4254 break;
4255 case 0x035: /* VIS I fmul8x16al */
4256 CHECK_FPU_FEATURE(dc, VIS1);
4257 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16al);
4258 break;
4259 case 0x036: /* VIS I fmul8sux16 */
4260 CHECK_FPU_FEATURE(dc, VIS1);
4261 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8sux16);
4262 break;
4263 case 0x037: /* VIS I fmul8ulx16 */
4264 CHECK_FPU_FEATURE(dc, VIS1);
4265 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8ulx16);
4266 break;
4267 case 0x038: /* VIS I fmuld8sux16 */
4268 CHECK_FPU_FEATURE(dc, VIS1);
4269 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld8sux16);
4270 break;
4271 case 0x039: /* VIS I fmuld8ulx16 */
4272 CHECK_FPU_FEATURE(dc, VIS1);
4273 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld8ulx16);
4274 break;
4275 case 0x03a: /* VIS I fpack32 */
4276 CHECK_FPU_FEATURE(dc, VIS1);
4277 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpack32);
4278 break;
4279 case 0x03b: /* VIS I fpack16 */
4280 CHECK_FPU_FEATURE(dc, VIS1);
4281 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4282 cpu_dst_32 = gen_dest_fpr_F(dc);
4283 gen_helper_fpack16(cpu_dst_32, cpu_gsr, cpu_src1_64);
4284 gen_store_fpr_F(dc, rd, cpu_dst_32);
4285 break;
4286 case 0x03d: /* VIS I fpackfix */
4287 CHECK_FPU_FEATURE(dc, VIS1);
4288 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4289 cpu_dst_32 = gen_dest_fpr_F(dc);
4290 gen_helper_fpackfix(cpu_dst_32, cpu_gsr, cpu_src1_64);
4291 gen_store_fpr_F(dc, rd, cpu_dst_32);
4292 break;
4293 case 0x03e: /* VIS I pdist */
4294 CHECK_FPU_FEATURE(dc, VIS1);
4295 gen_ne_fop_DDDD(dc, rd, rs1, rs2, gen_helper_pdist);
4296 break;
4297 case 0x048: /* VIS I faligndata */
4298 CHECK_FPU_FEATURE(dc, VIS1);
4299 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_faligndata);
4300 break;
4301 case 0x04b: /* VIS I fpmerge */
4302 CHECK_FPU_FEATURE(dc, VIS1);
4303 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpmerge);
4304 break;
4305 case 0x04c: /* VIS II bshuffle */
4306 CHECK_FPU_FEATURE(dc, VIS2);
4307 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_bshuffle);
4308 break;
4309 case 0x04d: /* VIS I fexpand */
4310 CHECK_FPU_FEATURE(dc, VIS1);
4311 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fexpand);
4312 break;
4313 case 0x050: /* VIS I fpadd16 */
4314 CHECK_FPU_FEATURE(dc, VIS1);
4315 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpadd16);
4316 break;
4317 case 0x051: /* VIS I fpadd16s */
4318 CHECK_FPU_FEATURE(dc, VIS1);
4319 gen_ne_fop_FFF(dc, rd, rs1, rs2, gen_helper_fpadd16s);
4320 break;
4321 case 0x052: /* VIS I fpadd32 */
4322 CHECK_FPU_FEATURE(dc, VIS1);
4323 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpadd32);
4324 break;
4325 case 0x053: /* VIS I fpadd32s */
4326 CHECK_FPU_FEATURE(dc, VIS1);
4327 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_add_i32);
4328 break;
4329 case 0x054: /* VIS I fpsub16 */
4330 CHECK_FPU_FEATURE(dc, VIS1);
4331 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpsub16);
4332 break;
4333 case 0x055: /* VIS I fpsub16s */
4334 CHECK_FPU_FEATURE(dc, VIS1);
4335 gen_ne_fop_FFF(dc, rd, rs1, rs2, gen_helper_fpsub16s);
4336 break;
4337 case 0x056: /* VIS I fpsub32 */
4338 CHECK_FPU_FEATURE(dc, VIS1);
4339 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpsub32);
4340 break;
4341 case 0x057: /* VIS I fpsub32s */
4342 CHECK_FPU_FEATURE(dc, VIS1);
4343 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_sub_i32);
4344 break;
4345 case 0x060: /* VIS I fzero */
4346 CHECK_FPU_FEATURE(dc, VIS1);
4347 cpu_dst_64 = gen_dest_fpr_D(dc, rd);
4348 tcg_gen_movi_i64(cpu_dst_64, 0);
4349 gen_store_fpr_D(dc, rd, cpu_dst_64);
4350 break;
4351 case 0x061: /* VIS I fzeros */
4352 CHECK_FPU_FEATURE(dc, VIS1);
4353 cpu_dst_32 = gen_dest_fpr_F(dc);
4354 tcg_gen_movi_i32(cpu_dst_32, 0);
4355 gen_store_fpr_F(dc, rd, cpu_dst_32);
4356 break;
4357 case 0x062: /* VIS I fnor */
4358 CHECK_FPU_FEATURE(dc, VIS1);
4359 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_nor_i64);
4360 break;
4361 case 0x063: /* VIS I fnors */
4362 CHECK_FPU_FEATURE(dc, VIS1);
4363 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_nor_i32);
4364 break;
4365 case 0x064: /* VIS I fandnot2 */
4366 CHECK_FPU_FEATURE(dc, VIS1);
4367 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_andc_i64);
4368 break;
4369 case 0x065: /* VIS I fandnot2s */
4370 CHECK_FPU_FEATURE(dc, VIS1);
4371 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_andc_i32);
4372 break;
4373 case 0x066: /* VIS I fnot2 */
4374 CHECK_FPU_FEATURE(dc, VIS1);
4375 gen_ne_fop_DD(dc, rd, rs2, tcg_gen_not_i64);
4376 break;
4377 case 0x067: /* VIS I fnot2s */
4378 CHECK_FPU_FEATURE(dc, VIS1);
4379 gen_ne_fop_FF(dc, rd, rs2, tcg_gen_not_i32);
4380 break;
4381 case 0x068: /* VIS I fandnot1 */
4382 CHECK_FPU_FEATURE(dc, VIS1);
4383 gen_ne_fop_DDD(dc, rd, rs2, rs1, tcg_gen_andc_i64);
4384 break;
4385 case 0x069: /* VIS I fandnot1s */
4386 CHECK_FPU_FEATURE(dc, VIS1);
4387 gen_ne_fop_FFF(dc, rd, rs2, rs1, tcg_gen_andc_i32);
4388 break;
4389 case 0x06a: /* VIS I fnot1 */
4390 CHECK_FPU_FEATURE(dc, VIS1);
4391 gen_ne_fop_DD(dc, rd, rs1, tcg_gen_not_i64);
4392 break;
4393 case 0x06b: /* VIS I fnot1s */
4394 CHECK_FPU_FEATURE(dc, VIS1);
4395 gen_ne_fop_FF(dc, rd, rs1, tcg_gen_not_i32);
4396 break;
4397 case 0x06c: /* VIS I fxor */
4398 CHECK_FPU_FEATURE(dc, VIS1);
4399 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_xor_i64);
4400 break;
4401 case 0x06d: /* VIS I fxors */
4402 CHECK_FPU_FEATURE(dc, VIS1);
4403 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_xor_i32);
4404 break;
4405 case 0x06e: /* VIS I fnand */
4406 CHECK_FPU_FEATURE(dc, VIS1);
4407 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_nand_i64);
4408 break;
4409 case 0x06f: /* VIS I fnands */
4410 CHECK_FPU_FEATURE(dc, VIS1);
4411 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_nand_i32);
4412 break;
4413 case 0x070: /* VIS I fand */
4414 CHECK_FPU_FEATURE(dc, VIS1);
4415 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_and_i64);
4416 break;
4417 case 0x071: /* VIS I fands */
4418 CHECK_FPU_FEATURE(dc, VIS1);
4419 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_and_i32);
4420 break;
4421 case 0x072: /* VIS I fxnor */
4422 CHECK_FPU_FEATURE(dc, VIS1);
4423 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_eqv_i64);
4424 break;
4425 case 0x073: /* VIS I fxnors */
4426 CHECK_FPU_FEATURE(dc, VIS1);
4427 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_eqv_i32);
4428 break;
4429 case 0x074: /* VIS I fsrc1 */
4430 CHECK_FPU_FEATURE(dc, VIS1);
4431 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4432 gen_store_fpr_D(dc, rd, cpu_src1_64);
4433 break;
4434 case 0x075: /* VIS I fsrc1s */
4435 CHECK_FPU_FEATURE(dc, VIS1);
4436 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
4437 gen_store_fpr_F(dc, rd, cpu_src1_32);
4438 break;
4439 case 0x076: /* VIS I fornot2 */
4440 CHECK_FPU_FEATURE(dc, VIS1);
4441 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_orc_i64);
4442 break;
4443 case 0x077: /* VIS I fornot2s */
4444 CHECK_FPU_FEATURE(dc, VIS1);
4445 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_orc_i32);
4446 break;
4447 case 0x078: /* VIS I fsrc2 */
4448 CHECK_FPU_FEATURE(dc, VIS1);
4449 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4450 gen_store_fpr_D(dc, rd, cpu_src1_64);
4451 break;
4452 case 0x079: /* VIS I fsrc2s */
4453 CHECK_FPU_FEATURE(dc, VIS1);
4454 cpu_src1_32 = gen_load_fpr_F(dc, rs2);
4455 gen_store_fpr_F(dc, rd, cpu_src1_32);
4456 break;
4457 case 0x07a: /* VIS I fornot1 */
4458 CHECK_FPU_FEATURE(dc, VIS1);
4459 gen_ne_fop_DDD(dc, rd, rs2, rs1, tcg_gen_orc_i64);
4460 break;
4461 case 0x07b: /* VIS I fornot1s */
4462 CHECK_FPU_FEATURE(dc, VIS1);
4463 gen_ne_fop_FFF(dc, rd, rs2, rs1, tcg_gen_orc_i32);
4464 break;
4465 case 0x07c: /* VIS I for */
4466 CHECK_FPU_FEATURE(dc, VIS1);
4467 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_or_i64);
4468 break;
4469 case 0x07d: /* VIS I fors */
4470 CHECK_FPU_FEATURE(dc, VIS1);
4471 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_or_i32);
4472 break;
4473 case 0x07e: /* VIS I fone */
4474 CHECK_FPU_FEATURE(dc, VIS1);
4475 cpu_dst_64 = gen_dest_fpr_D(dc, rd);
4476 tcg_gen_movi_i64(cpu_dst_64, -1);
4477 gen_store_fpr_D(dc, rd, cpu_dst_64);
4478 break;
4479 case 0x07f: /* VIS I fones */
4480 CHECK_FPU_FEATURE(dc, VIS1);
4481 cpu_dst_32 = gen_dest_fpr_F(dc);
4482 tcg_gen_movi_i32(cpu_dst_32, -1);
4483 gen_store_fpr_F(dc, rd, cpu_dst_32);
4484 break;
4485 case 0x080: /* VIS I shutdown */
4486 case 0x081: /* VIS II siam */
4487 // XXX
4488 goto illegal_insn;
4489 default:
4490 goto illegal_insn;
4491 }
4492 #else
4493 goto ncp_insn;
4494 #endif
4495 } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
4496 #ifdef TARGET_SPARC64
4497 goto illegal_insn;
4498 #else
4499 goto ncp_insn;
4500 #endif
4501 #ifdef TARGET_SPARC64
4502 } else if (xop == 0x39) { /* V9 return */
4503 TCGv_i32 r_const;
4504
4505 save_state(dc);
4506 cpu_src1 = get_src1(dc, insn);
4507 cpu_tmp0 = get_temp_tl(dc);
4508 if (IS_IMM) { /* immediate */
4509 simm = GET_FIELDs(insn, 19, 31);
4510 tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm);
4511 } else { /* register */
4512 rs2 = GET_FIELD(insn, 27, 31);
4513 if (rs2) {
4514 cpu_src2 = gen_load_gpr(dc, rs2);
4515 tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2);
4516 } else {
4517 tcg_gen_mov_tl(cpu_tmp0, cpu_src1);
4518 }
4519 }
4520 gen_helper_restore(cpu_env);
4521 gen_mov_pc_npc(dc);
4522 r_const = tcg_const_i32(3);
4523 gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
4524 tcg_temp_free_i32(r_const);
4525 tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
4526 dc->npc = DYNAMIC_PC;
4527 goto jmp_insn;
4528 #endif
4529 } else {
4530 cpu_src1 = get_src1(dc, insn);
4531 cpu_tmp0 = get_temp_tl(dc);
4532 if (IS_IMM) { /* immediate */
4533 simm = GET_FIELDs(insn, 19, 31);
4534 tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm);
4535 } else { /* register */
4536 rs2 = GET_FIELD(insn, 27, 31);
4537 if (rs2) {
4538 cpu_src2 = gen_load_gpr(dc, rs2);
4539 tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2);
4540 } else {
4541 tcg_gen_mov_tl(cpu_tmp0, cpu_src1);
4542 }
4543 }
4544 switch (xop) {
4545 case 0x38: /* jmpl */
4546 {
4547 TCGv t;
4548 TCGv_i32 r_const;
4549
4550 t = gen_dest_gpr(dc, rd);
4551 tcg_gen_movi_tl(t, dc->pc);
4552 gen_store_gpr(dc, rd, t);
4553 gen_mov_pc_npc(dc);
4554 r_const = tcg_const_i32(3);
4555 gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
4556 tcg_temp_free_i32(r_const);
4557 gen_address_mask(dc, cpu_tmp0);
4558 tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
4559 dc->npc = DYNAMIC_PC;
4560 }
4561 goto jmp_insn;
4562 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4563 case 0x39: /* rett, V9 return */
4564 {
4565 TCGv_i32 r_const;
4566
4567 if (!supervisor(dc))
4568 goto priv_insn;
4569 gen_mov_pc_npc(dc);
4570 r_const = tcg_const_i32(3);
4571 gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
4572 tcg_temp_free_i32(r_const);
4573 tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
4574 dc->npc = DYNAMIC_PC;
4575 gen_helper_rett(cpu_env);
4576 }
4577 goto jmp_insn;
4578 #endif
4579 case 0x3b: /* flush */
4580 if (!((dc)->def->features & CPU_FEATURE_FLUSH))
4581 goto unimp_flush;
4582 /* nop */
4583 break;
4584 case 0x3c: /* save */
4585 save_state(dc);
4586 gen_helper_save(cpu_env);
4587 gen_store_gpr(dc, rd, cpu_tmp0);
4588 break;
4589 case 0x3d: /* restore */
4590 save_state(dc);
4591 gen_helper_restore(cpu_env);
4592 gen_store_gpr(dc, rd, cpu_tmp0);
4593 break;
4594 #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
4595 case 0x3e: /* V9 done/retry */
4596 {
4597 switch (rd) {
4598 case 0:
4599 if (!supervisor(dc))
4600 goto priv_insn;
4601 dc->npc = DYNAMIC_PC;
4602 dc->pc = DYNAMIC_PC;
4603 gen_helper_done(cpu_env);
4604 goto jmp_insn;
4605 case 1:
4606 if (!supervisor(dc))
4607 goto priv_insn;
4608 dc->npc = DYNAMIC_PC;
4609 dc->pc = DYNAMIC_PC;
4610 gen_helper_retry(cpu_env);
4611 goto jmp_insn;
4612 default:
4613 goto illegal_insn;
4614 }
4615 }
4616 break;
4617 #endif
4618 default:
4619 goto illegal_insn;
4620 }
4621 }
4622 break;
4623 }
4624 break;
4625 case 3: /* load/store instructions */
4626 {
4627 unsigned int xop = GET_FIELD(insn, 7, 12);
4628 /* ??? gen_address_mask prevents us from using a source
4629 register directly. Always generate a temporary. */
4630 TCGv cpu_addr = get_temp_tl(dc);
4631
4632 tcg_gen_mov_tl(cpu_addr, get_src1(dc, insn));
4633 if (xop == 0x3c || xop == 0x3e) {
4634 /* V9 casa/casxa : no offset */
4635 } else if (IS_IMM) { /* immediate */
4636 simm = GET_FIELDs(insn, 19, 31);
4637 if (simm != 0) {
4638 tcg_gen_addi_tl(cpu_addr, cpu_addr, simm);
4639 }
4640 } else { /* register */
4641 rs2 = GET_FIELD(insn, 27, 31);
4642 if (rs2 != 0) {
4643 tcg_gen_add_tl(cpu_addr, cpu_addr, gen_load_gpr(dc, rs2));
4644 }
4645 }
4646 if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
4647 (xop > 0x17 && xop <= 0x1d ) ||
4648 (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
4649 TCGv cpu_val = gen_dest_gpr(dc, rd);
4650
4651 switch (xop) {
4652 case 0x0: /* ld, V9 lduw, load unsigned word */
4653 gen_address_mask(dc, cpu_addr);
4654 tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
4655 break;
4656 case 0x1: /* ldub, load unsigned byte */
4657 gen_address_mask(dc, cpu_addr);
4658 tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
4659 break;
4660 case 0x2: /* lduh, load unsigned halfword */
4661 gen_address_mask(dc, cpu_addr);
4662 tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
4663 break;
4664 case 0x3: /* ldd, load double word */
4665 if (rd & 1)
4666 goto illegal_insn;
4667 else {
4668 TCGv_i32 r_const;
4669 TCGv_i64 t64;
4670
4671 save_state(dc);
4672 r_const = tcg_const_i32(7);
4673 /* XXX remove alignment check */
4674 gen_helper_check_align(cpu_env, cpu_addr, r_const);
4675 tcg_temp_free_i32(r_const);
4676 gen_address_mask(dc, cpu_addr);
4677 t64 = tcg_temp_new_i64();
4678 tcg_gen_qemu_ld64(t64, cpu_addr, dc->mem_idx);
4679 tcg_gen_trunc_i64_tl(cpu_val, t64);
4680 tcg_gen_ext32u_tl(cpu_val, cpu_val);
4681 gen_store_gpr(dc, rd + 1, cpu_val);
4682 tcg_gen_shri_i64(t64, t64, 32);
4683 tcg_gen_trunc_i64_tl(cpu_val, t64);
4684 tcg_temp_free_i64(t64);
4685 tcg_gen_ext32u_tl(cpu_val, cpu_val);
4686 }
4687 break;
4688 case 0x9: /* ldsb, load signed byte */
4689 gen_address_mask(dc, cpu_addr);
4690 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4691 break;
4692 case 0xa: /* ldsh, load signed halfword */
4693 gen_address_mask(dc, cpu_addr);
4694 tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
4695 break;
4696 case 0xd: /* ldstub -- XXX: should be atomically */
4697 {
4698 TCGv r_const;
4699
4700 gen_address_mask(dc, cpu_addr);
4701 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4702 r_const = tcg_const_tl(0xff);
4703 tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
4704 tcg_temp_free(r_const);
4705 }
4706 break;
4707 case 0x0f:
4708 /* swap, swap register with memory. Also atomically */
4709 {
4710 TCGv t0 = get_temp_tl(dc);
4711 CHECK_IU_FEATURE(dc, SWAP);
4712 cpu_src1 = gen_load_gpr(dc, rd);
4713 gen_address_mask(dc, cpu_addr);
4714 tcg_gen_qemu_ld32u(t0, cpu_addr, dc->mem_idx);
4715 tcg_gen_qemu_st32(cpu_src1, cpu_addr, dc->mem_idx);
4716 tcg_gen_mov_tl(cpu_val, t0);
4717 }
4718 break;
4719 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4720 case 0x10: /* lda, V9 lduwa, load word alternate */
4721 #ifndef TARGET_SPARC64
4722 if (IS_IMM)
4723 goto illegal_insn;
4724 if (!supervisor(dc))
4725 goto priv_insn;
4726 #endif
4727 save_state(dc);
4728 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
4729 break;
4730 case 0x11: /* lduba, load unsigned byte alternate */
4731 #ifndef TARGET_SPARC64
4732 if (IS_IMM)
4733 goto illegal_insn;
4734 if (!supervisor(dc))
4735 goto priv_insn;
4736 #endif
4737 save_state(dc);
4738 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
4739 break;
4740 case 0x12: /* lduha, load unsigned halfword alternate */
4741 #ifndef TARGET_SPARC64
4742 if (IS_IMM)
4743 goto illegal_insn;
4744 if (!supervisor(dc))
4745 goto priv_insn;
4746 #endif
4747 save_state(dc);
4748 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
4749 break;
4750 case 0x13: /* ldda, load double word alternate */
4751 #ifndef TARGET_SPARC64
4752 if (IS_IMM)
4753 goto illegal_insn;
4754 if (!supervisor(dc))
4755 goto priv_insn;
4756 #endif
4757 if (rd & 1)
4758 goto illegal_insn;
4759 save_state(dc);
4760 gen_ldda_asi(dc, cpu_val, cpu_addr, insn, rd);
4761 goto skip_move;
4762 case 0x19: /* ldsba, load signed byte alternate */
4763 #ifndef TARGET_SPARC64
4764 if (IS_IMM)
4765 goto illegal_insn;
4766 if (!supervisor(dc))
4767 goto priv_insn;
4768 #endif
4769 save_state(dc);
4770 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
4771 break;
4772 case 0x1a: /* ldsha, load signed halfword alternate */
4773 #ifndef TARGET_SPARC64
4774 if (IS_IMM)
4775 goto illegal_insn;
4776 if (!supervisor(dc))
4777 goto priv_insn;
4778 #endif
4779 save_state(dc);
4780 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
4781 break;
4782 case 0x1d: /* ldstuba -- XXX: should be atomically */
4783 #ifndef TARGET_SPARC64
4784 if (IS_IMM)
4785 goto illegal_insn;
4786 if (!supervisor(dc))
4787 goto priv_insn;
4788 #endif
4789 save_state(dc);
4790 gen_ldstub_asi(cpu_val, cpu_addr, insn);
4791 break;
4792 case 0x1f: /* swapa, swap reg with alt. memory. Also
4793 atomically */
4794 CHECK_IU_FEATURE(dc, SWAP);
4795 #ifndef TARGET_SPARC64
4796 if (IS_IMM)
4797 goto illegal_insn;
4798 if (!supervisor(dc))
4799 goto priv_insn;
4800 #endif
4801 save_state(dc);
4802 cpu_src1 = gen_load_gpr(dc, rd);
4803 gen_swap_asi(cpu_val, cpu_src1, cpu_addr, insn);
4804 break;
4805
4806 #ifndef TARGET_SPARC64
4807 case 0x30: /* ldc */
4808 case 0x31: /* ldcsr */
4809 case 0x33: /* lddc */
4810 goto ncp_insn;
4811 #endif
4812 #endif
4813 #ifdef TARGET_SPARC64
4814 case 0x08: /* V9 ldsw */
4815 gen_address_mask(dc, cpu_addr);
4816 tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
4817 break;
4818 case 0x0b: /* V9 ldx */
4819 gen_address_mask(dc, cpu_addr);
4820 tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
4821 break;
4822 case 0x18: /* V9 ldswa */
4823 save_state(dc);
4824 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
4825 break;
4826 case 0x1b: /* V9 ldxa */
4827 save_state(dc);
4828 gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
4829 break;
4830 case 0x2d: /* V9 prefetch, no effect */
4831 goto skip_move;
4832 case 0x30: /* V9 ldfa */
4833 if (gen_trap_ifnofpu(dc)) {
4834 goto jmp_insn;
4835 }
4836 save_state(dc);
4837 gen_ldf_asi(cpu_addr, insn, 4, rd);
4838 gen_update_fprs_dirty(rd);
4839 goto skip_move;
4840 case 0x33: /* V9 lddfa */
4841 if (gen_trap_ifnofpu(dc)) {
4842 goto jmp_insn;
4843 }
4844 save_state(dc);
4845 gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
4846 gen_update_fprs_dirty(DFPREG(rd));
4847 goto skip_move;
4848 case 0x3d: /* V9 prefetcha, no effect */
4849 goto skip_move;
4850 case 0x32: /* V9 ldqfa */
4851 CHECK_FPU_FEATURE(dc, FLOAT128);
4852 if (gen_trap_ifnofpu(dc)) {
4853 goto jmp_insn;
4854 }
4855 save_state(dc);
4856 gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
4857 gen_update_fprs_dirty(QFPREG(rd));
4858 goto skip_move;
4859 #endif
4860 default:
4861 goto illegal_insn;
4862 }
4863 gen_store_gpr(dc, rd, cpu_val);
4864 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4865 skip_move: ;
4866 #endif
4867 } else if (xop >= 0x20 && xop < 0x24) {
4868 TCGv t0;
4869
4870 if (gen_trap_ifnofpu(dc)) {
4871 goto jmp_insn;
4872 }
4873 save_state(dc);
4874 switch (xop) {
4875 case 0x20: /* ldf, load fpreg */
4876 gen_address_mask(dc, cpu_addr);
4877 t0 = get_temp_tl(dc);
4878 tcg_gen_qemu_ld32u(t0, cpu_addr, dc->mem_idx);
4879 cpu_dst_32 = gen_dest_fpr_F(dc);
4880 tcg_gen_trunc_tl_i32(cpu_dst_32, t0);
4881 gen_store_fpr_F(dc, rd, cpu_dst_32);
4882 break;
4883 case 0x21: /* ldfsr, V9 ldxfsr */
4884 #ifdef TARGET_SPARC64
4885 gen_address_mask(dc, cpu_addr);
4886 if (rd == 1) {
4887 TCGv_i64 t64 = tcg_temp_new_i64();
4888 tcg_gen_qemu_ld64(t64, cpu_addr, dc->mem_idx);
4889 gen_helper_ldxfsr(cpu_env, t64);
4890 tcg_temp_free_i64(t64);
4891 break;
4892 }
4893 #endif
4894 cpu_dst_32 = get_temp_i32(dc);
4895 t0 = get_temp_tl(dc);
4896 tcg_gen_qemu_ld32u(t0, cpu_addr, dc->mem_idx);
4897 tcg_gen_trunc_tl_i32(cpu_dst_32, t0);
4898 gen_helper_ldfsr(cpu_env, cpu_dst_32);
4899 break;
4900 case 0x22: /* ldqf, load quad fpreg */
4901 {
4902 TCGv_i32 r_const;
4903
4904 CHECK_FPU_FEATURE(dc, FLOAT128);
4905 r_const = tcg_const_i32(dc->mem_idx);
4906 gen_address_mask(dc, cpu_addr);
4907 gen_helper_ldqf(cpu_env, cpu_addr, r_const);
4908 tcg_temp_free_i32(r_const);
4909 gen_op_store_QT0_fpr(QFPREG(rd));
4910 gen_update_fprs_dirty(QFPREG(rd));
4911 }
4912 break;
4913 case 0x23: /* lddf, load double fpreg */
4914 gen_address_mask(dc, cpu_addr);
4915 cpu_dst_64 = gen_dest_fpr_D(dc, rd);
4916 tcg_gen_qemu_ld64(cpu_dst_64, cpu_addr, dc->mem_idx);
4917 gen_store_fpr_D(dc, rd, cpu_dst_64);
4918 break;
4919 default:
4920 goto illegal_insn;
4921 }
4922 } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) ||
4923 xop == 0xe || xop == 0x1e) {
4924 TCGv cpu_val = gen_load_gpr(dc, rd);
4925
4926 switch (xop) {
4927 case 0x4: /* st, store word */
4928 gen_address_mask(dc, cpu_addr);
4929 tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4930 break;
4931 case 0x5: /* stb, store byte */
4932 gen_address_mask(dc, cpu_addr);
4933 tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
4934 break;
4935 case 0x6: /* sth, store halfword */
4936 gen_address_mask(dc, cpu_addr);
4937 tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
4938 break;
4939 case 0x7: /* std, store double word */
4940 if (rd & 1)
4941 goto illegal_insn;
4942 else {
4943 TCGv_i32 r_const;
4944 TCGv_i64 t64;
4945 TCGv lo;
4946
4947 save_state(dc);
4948 gen_address_mask(dc, cpu_addr);
4949 r_const = tcg_const_i32(7);
4950 /* XXX remove alignment check */
4951 gen_helper_check_align(cpu_env, cpu_addr, r_const);
4952 tcg_temp_free_i32(r_const);
4953 lo = gen_load_gpr(dc, rd + 1);
4954
4955 t64 = tcg_temp_new_i64();
4956 tcg_gen_concat_tl_i64(t64, lo, cpu_val);
4957 tcg_gen_qemu_st64(t64, cpu_addr, dc->mem_idx);
4958 tcg_temp_free_i64(t64);
4959 }
4960 break;
4961 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4962 case 0x14: /* sta, V9 stwa, store word alternate */
4963 #ifndef TARGET_SPARC64
4964 if (IS_IMM)
4965 goto illegal_insn;
4966 if (!supervisor(dc))
4967 goto priv_insn;
4968 #endif
4969 save_state(dc);
4970 gen_st_asi(cpu_val, cpu_addr, insn, 4);
4971 dc->npc = DYNAMIC_PC;
4972 break;
4973 case 0x15: /* stba, store byte alternate */
4974 #ifndef TARGET_SPARC64
4975 if (IS_IMM)
4976 goto illegal_insn;
4977 if (!supervisor(dc))
4978 goto priv_insn;
4979 #endif
4980 save_state(dc);
4981 gen_st_asi(cpu_val, cpu_addr, insn, 1);
4982 dc->npc = DYNAMIC_PC;
4983 break;
4984 case 0x16: /* stha, store halfword alternate */
4985 #ifndef TARGET_SPARC64
4986 if (IS_IMM)
4987 goto illegal_insn;
4988 if (!supervisor(dc))
4989 goto priv_insn;
4990 #endif
4991 save_state(dc);
4992 gen_st_asi(cpu_val, cpu_addr, insn, 2);
4993 dc->npc = DYNAMIC_PC;
4994 break;
4995 case 0x17: /* stda, store double word alternate */
4996 #ifndef TARGET_SPARC64
4997 if (IS_IMM)
4998 goto illegal_insn;
4999 if (!supervisor(dc))
5000 goto priv_insn;
5001 #endif
5002 if (rd & 1)
5003 goto illegal_insn;
5004 else {
5005 save_state(dc);
5006 gen_stda_asi(dc, cpu_val, cpu_addr, insn, rd);
5007 }
5008 break;
5009 #endif
5010 #ifdef TARGET_SPARC64
5011 case 0x0e: /* V9 stx */
5012 gen_address_mask(dc, cpu_addr);
5013 tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
5014 break;
5015 case 0x1e: /* V9 stxa */
5016 save_state(dc);
5017 gen_st_asi(cpu_val, cpu_addr, insn, 8);
5018 dc->npc = DYNAMIC_PC;
5019 break;
5020 #endif
5021 default:
5022 goto illegal_insn;
5023 }
5024 } else if (xop > 0x23 && xop < 0x28) {
5025 if (gen_trap_ifnofpu(dc)) {
5026 goto jmp_insn;
5027 }
5028 save_state(dc);
5029 switch (xop) {
5030 case 0x24: /* stf, store fpreg */
5031 {
5032 TCGv t = get_temp_tl(dc);
5033 gen_address_mask(dc, cpu_addr);
5034 cpu_src1_32 = gen_load_fpr_F(dc, rd);
5035 tcg_gen_ext_i32_tl(t, cpu_src1_32);
5036 tcg_gen_qemu_st32(t, cpu_addr, dc->mem_idx);
5037 }
5038 break;
5039 case 0x25: /* stfsr, V9 stxfsr */
5040 {
5041 TCGv t = get_temp_tl(dc);
5042
5043 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUSPARCState, fsr));
5044 #ifdef TARGET_SPARC64
5045 gen_address_mask(dc, cpu_addr);
5046 if (rd == 1) {
5047 tcg_gen_qemu_st64(t, cpu_addr, dc->mem_idx);
5048 break;
5049 }
5050 #endif
5051 tcg_gen_qemu_st32(t, cpu_addr, dc->mem_idx);
5052 }
5053 break;
5054 case 0x26:
5055 #ifdef TARGET_SPARC64
5056 /* V9 stqf, store quad fpreg */
5057 {
5058 TCGv_i32 r_const;
5059
5060 CHECK_FPU_FEATURE(dc, FLOAT128);
5061 gen_op_load_fpr_QT0(QFPREG(rd));
5062 r_const = tcg_const_i32(dc->mem_idx);
5063 gen_address_mask(dc, cpu_addr);
5064 gen_helper_stqf(cpu_env, cpu_addr, r_const);
5065 tcg_temp_free_i32(r_const);
5066 }
5067 break;
5068 #else /* !TARGET_SPARC64 */
5069 /* stdfq, store floating point queue */
5070 #if defined(CONFIG_USER_ONLY)
5071 goto illegal_insn;
5072 #else
5073 if (!supervisor(dc))
5074 goto priv_insn;
5075 if (gen_trap_ifnofpu(dc)) {
5076 goto jmp_insn;
5077 }
5078 goto nfq_insn;
5079 #endif
5080 #endif
5081 case 0x27: /* stdf, store double fpreg */
5082 gen_address_mask(dc, cpu_addr);
5083 cpu_src1_64 = gen_load_fpr_D(dc, rd);
5084 tcg_gen_qemu_st64(cpu_src1_64, cpu_addr, dc->mem_idx);
5085 break;
5086 default:
5087 goto illegal_insn;
5088 }
5089 } else if (xop > 0x33 && xop < 0x3f) {
5090 save_state(dc);
5091 switch (xop) {
5092 #ifdef TARGET_SPARC64
5093 case 0x34: /* V9 stfa */
5094 if (gen_trap_ifnofpu(dc)) {
5095 goto jmp_insn;
5096 }
5097 gen_stf_asi(cpu_addr, insn, 4, rd);
5098 break;
5099 case 0x36: /* V9 stqfa */
5100 {
5101 TCGv_i32 r_const;
5102
5103 CHECK_FPU_FEATURE(dc, FLOAT128);
5104 if (gen_trap_ifnofpu(dc)) {
5105 goto jmp_insn;
5106 }
5107 r_const = tcg_const_i32(7);
5108 gen_helper_check_align(cpu_env, cpu_addr, r_const);
5109 tcg_temp_free_i32(r_const);
5110 gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
5111 }
5112 break;
5113 case 0x37: /* V9 stdfa */
5114 if (gen_trap_ifnofpu(dc)) {
5115 goto jmp_insn;
5116 }
5117 gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
5118 break;
5119 case 0x3c: /* V9 casa */
5120 rs2 = GET_FIELD(insn, 27, 31);
5121 cpu_src2 = gen_load_gpr(dc, rs2);
5122 gen_cas_asi(dc, cpu_addr, cpu_src2, insn, rd);
5123 break;
5124 case 0x3e: /* V9 casxa */
5125 rs2 = GET_FIELD(insn, 27, 31);
5126 cpu_src2 = gen_load_gpr(dc, rs2);
5127 gen_casx_asi(dc, cpu_addr, cpu_src2, insn, rd);
5128 break;
5129 #else
5130 case 0x34: /* stc */
5131 case 0x35: /* stcsr */
5132 case 0x36: /* stdcq */
5133 case 0x37: /* stdc */
5134 goto ncp_insn;
5135 #endif
5136 default:
5137 goto illegal_insn;
5138 }
5139 } else {
5140 goto illegal_insn;
5141 }
5142 }
5143 break;
5144 }
5145 /* default case for non jump instructions */
5146 if (dc->npc == DYNAMIC_PC) {
5147 dc->pc = DYNAMIC_PC;
5148 gen_op_next_insn();
5149 } else if (dc->npc == JUMP_PC) {
5150 /* we can do a static jump */
5151 gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
5152 dc->is_br = 1;
5153 } else {
5154 dc->pc = dc->npc;
5155 dc->npc = dc->npc + 4;
5156 }
5157 jmp_insn:
5158 goto egress;
5159 illegal_insn:
5160 {
5161 TCGv_i32 r_const;
5162
5163 save_state(dc);
5164 r_const = tcg_const_i32(TT_ILL_INSN);
5165 gen_helper_raise_exception(cpu_env, r_const);
5166 tcg_temp_free_i32(r_const);
5167 dc->is_br = 1;
5168 }
5169 goto egress;
5170 unimp_flush:
5171 {
5172 TCGv_i32 r_const;
5173
5174 save_state(dc);
5175 r_const = tcg_const_i32(TT_UNIMP_FLUSH);
5176 gen_helper_raise_exception(cpu_env, r_const);
5177 tcg_temp_free_i32(r_const);
5178 dc->is_br = 1;
5179 }
5180 goto egress;
5181 #if !defined(CONFIG_USER_ONLY)
5182 priv_insn:
5183 {
5184 TCGv_i32 r_const;
5185
5186 save_state(dc);
5187 r_const = tcg_const_i32(TT_PRIV_INSN);
5188 gen_helper_raise_exception(cpu_env, r_const);
5189 tcg_temp_free_i32(r_const);
5190 dc->is_br = 1;
5191 }
5192 goto egress;
5193 #endif
5194 nfpu_insn:
5195 save_state(dc);
5196 gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
5197 dc->is_br = 1;
5198 goto egress;
5199 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
5200 nfq_insn:
5201 save_state(dc);
5202 gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
5203 dc->is_br = 1;
5204 goto egress;
5205 #endif
5206 #ifndef TARGET_SPARC64
5207 ncp_insn:
5208 {
5209 TCGv r_const;
5210
5211 save_state(dc);
5212 r_const = tcg_const_i32(TT_NCP_INSN);
5213 gen_helper_raise_exception(cpu_env, r_const);
5214 tcg_temp_free(r_const);
5215 dc->is_br = 1;
5216 }
5217 goto egress;
5218 #endif
5219 egress:
5220 if (dc->n_t32 != 0) {
5221 int i;
5222 for (i = dc->n_t32 - 1; i >= 0; --i) {
5223 tcg_temp_free_i32(dc->t32[i]);
5224 }
5225 dc->n_t32 = 0;
5226 }
5227 if (dc->n_ttl != 0) {
5228 int i;
5229 for (i = dc->n_ttl - 1; i >= 0; --i) {
5230 tcg_temp_free(dc->ttl[i]);
5231 }
5232 dc->n_ttl = 0;
5233 }
5234 }
5235
5236 static inline void gen_intermediate_code_internal(TranslationBlock * tb,
5237 int spc, CPUSPARCState *env)
5238 {
5239 target_ulong pc_start, last_pc;
5240 uint16_t *gen_opc_end;
5241 DisasContext dc1, *dc = &dc1;
5242 CPUBreakpoint *bp;
5243 int j, lj = -1;
5244 int num_insns;
5245 int max_insns;
5246 unsigned int insn;
5247
5248 memset(dc, 0, sizeof(DisasContext));
5249 dc->tb = tb;
5250 pc_start = tb->pc;
5251 dc->pc = pc_start;
5252 last_pc = dc->pc;
5253 dc->npc = (target_ulong) tb->cs_base;
5254 dc->cc_op = CC_OP_DYNAMIC;
5255 dc->mem_idx = cpu_mmu_index(env);
5256 dc->def = env->def;
5257 dc->fpu_enabled = tb_fpu_enabled(tb->flags);
5258 dc->address_mask_32bit = tb_am_enabled(tb->flags);
5259 dc->singlestep = (env->singlestep_enabled || singlestep);
5260 gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
5261
5262 num_insns = 0;
5263 max_insns = tb->cflags & CF_COUNT_MASK;
5264 if (max_insns == 0)
5265 max_insns = CF_COUNT_MASK;
5266 gen_icount_start();
5267 do {
5268 if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
5269 QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
5270 if (bp->pc == dc->pc) {
5271 if (dc->pc != pc_start)
5272 save_state(dc);
5273 gen_helper_debug(cpu_env);
5274 tcg_gen_exit_tb(0);
5275 dc->is_br = 1;
5276 goto exit_gen_loop;
5277 }
5278 }
5279 }
5280 if (spc) {
5281 qemu_log("Search PC...\n");
5282 j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
5283 if (lj < j) {
5284 lj++;
5285 while (lj < j)
5286 tcg_ctx.gen_opc_instr_start[lj++] = 0;
5287 tcg_ctx.gen_opc_pc[lj] = dc->pc;
5288 gen_opc_npc[lj] = dc->npc;
5289 tcg_ctx.gen_opc_instr_start[lj] = 1;
5290 tcg_ctx.gen_opc_icount[lj] = num_insns;
5291 }
5292 }
5293 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
5294 gen_io_start();
5295 last_pc = dc->pc;
5296 insn = cpu_ldl_code(env, dc->pc);
5297
5298 disas_sparc_insn(dc, insn);
5299 num_insns++;
5300
5301 if (dc->is_br)
5302 break;
5303 /* if the next PC is different, we abort now */
5304 if (dc->pc != (last_pc + 4))
5305 break;
5306 /* if we reach a page boundary, we stop generation so that the
5307 PC of a TT_TFAULT exception is always in the right page */
5308 if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
5309 break;
5310 /* if single step mode, we generate only one instruction and
5311 generate an exception */
5312 if (dc->singlestep) {
5313 break;
5314 }
5315 } while ((tcg_ctx.gen_opc_ptr < gen_opc_end) &&
5316 (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32) &&
5317 num_insns < max_insns);
5318
5319 exit_gen_loop:
5320 if (tb->cflags & CF_LAST_IO) {
5321 gen_io_end();
5322 }
5323 if (!dc->is_br) {
5324 if (dc->pc != DYNAMIC_PC &&
5325 (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
5326 /* static PC and NPC: we can use direct chaining */
5327 gen_goto_tb(dc, 0, dc->pc, dc->npc);
5328 } else {
5329 if (dc->pc != DYNAMIC_PC) {
5330 tcg_gen_movi_tl(cpu_pc, dc->pc);
5331 }
5332 save_npc(dc);
5333 tcg_gen_exit_tb(0);
5334 }
5335 }
5336 gen_icount_end(tb, num_insns);
5337 *tcg_ctx.gen_opc_ptr = INDEX_op_end;
5338 if (spc) {
5339 j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
5340 lj++;
5341 while (lj <= j)
5342 tcg_ctx.gen_opc_instr_start[lj++] = 0;
5343 #if 0
5344 log_page_dump();
5345 #endif
5346 gen_opc_jump_pc[0] = dc->jump_pc[0];
5347 gen_opc_jump_pc[1] = dc->jump_pc[1];
5348 } else {
5349 tb->size = last_pc + 4 - pc_start;
5350 tb->icount = num_insns;
5351 }
5352 #ifdef DEBUG_DISAS
5353 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
5354 qemu_log("--------------\n");
5355 qemu_log("IN: %s\n", lookup_symbol(pc_start));
5356 log_target_disas(env, pc_start, last_pc + 4 - pc_start, 0);
5357 qemu_log("\n");
5358 }
5359 #endif
5360 }
5361
5362 void gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
5363 {
5364 gen_intermediate_code_internal(tb, 0, env);
5365 }
5366
5367 void gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
5368 {
5369 gen_intermediate_code_internal(tb, 1, env);
5370 }
5371
5372 void gen_intermediate_code_init(CPUSPARCState *env)
5373 {
5374 unsigned int i;
5375 static int inited;
5376 static const char * const gregnames[8] = {
5377 NULL, // g0 not used
5378 "g1",
5379 "g2",
5380 "g3",
5381 "g4",
5382 "g5",
5383 "g6",
5384 "g7",
5385 };
5386 static const char * const fregnames[32] = {
5387 "f0", "f2", "f4", "f6", "f8", "f10", "f12", "f14",
5388 "f16", "f18", "f20", "f22", "f24", "f26", "f28", "f30",
5389 "f32", "f34", "f36", "f38", "f40", "f42", "f44", "f46",
5390 "f48", "f50", "f52", "f54", "f56", "f58", "f60", "f62",
5391 };
5392
5393 /* init various static tables */
5394 if (!inited) {
5395 inited = 1;
5396
5397 cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
5398 cpu_regwptr = tcg_global_mem_new_ptr(TCG_AREG0,
5399 offsetof(CPUSPARCState, regwptr),
5400 "regwptr");
5401 #ifdef TARGET_SPARC64
5402 cpu_xcc = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUSPARCState, xcc),
5403 "xcc");
5404 cpu_asi = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUSPARCState, asi),
5405 "asi");
5406 cpu_fprs = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUSPARCState, fprs),
5407 "fprs");
5408 cpu_gsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, gsr),
5409 "gsr");
5410 cpu_tick_cmpr = tcg_global_mem_new(TCG_AREG0,
5411 offsetof(CPUSPARCState, tick_cmpr),
5412 "tick_cmpr");
5413 cpu_stick_cmpr = tcg_global_mem_new(TCG_AREG0,
5414 offsetof(CPUSPARCState, stick_cmpr),
5415 "stick_cmpr");
5416 cpu_hstick_cmpr = tcg_global_mem_new(TCG_AREG0,
5417 offsetof(CPUSPARCState, hstick_cmpr),
5418 "hstick_cmpr");
5419 cpu_hintp = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, hintp),
5420 "hintp");
5421 cpu_htba = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, htba),
5422 "htba");
5423 cpu_hver = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, hver),
5424 "hver");
5425 cpu_ssr = tcg_global_mem_new(TCG_AREG0,
5426 offsetof(CPUSPARCState, ssr), "ssr");
5427 cpu_ver = tcg_global_mem_new(TCG_AREG0,
5428 offsetof(CPUSPARCState, version), "ver");
5429 cpu_softint = tcg_global_mem_new_i32(TCG_AREG0,
5430 offsetof(CPUSPARCState, softint),
5431 "softint");
5432 #else
5433 cpu_wim = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, wim),
5434 "wim");
5435 #endif
5436 cpu_cond = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, cond),
5437 "cond");
5438 cpu_cc_src = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, cc_src),
5439 "cc_src");
5440 cpu_cc_src2 = tcg_global_mem_new(TCG_AREG0,
5441 offsetof(CPUSPARCState, cc_src2),
5442 "cc_src2");
5443 cpu_cc_dst = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, cc_dst),
5444 "cc_dst");
5445 cpu_cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUSPARCState, cc_op),
5446 "cc_op");
5447 cpu_psr = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUSPARCState, psr),
5448 "psr");
5449 cpu_fsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, fsr),
5450 "fsr");
5451 cpu_pc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, pc),
5452 "pc");
5453 cpu_npc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, npc),
5454 "npc");
5455 cpu_y = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, y), "y");
5456 #ifndef CONFIG_USER_ONLY
5457 cpu_tbr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUSPARCState, tbr),
5458 "tbr");
5459 #endif
5460 for (i = 1; i < 8; i++) {
5461 cpu_gregs[i] = tcg_global_mem_new(TCG_AREG0,
5462 offsetof(CPUSPARCState, gregs[i]),
5463 gregnames[i]);
5464 }
5465 for (i = 0; i < TARGET_DPREGS; i++) {
5466 cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0,
5467 offsetof(CPUSPARCState, fpr[i]),
5468 fregnames[i]);
5469 }
5470
5471 /* register helpers */
5472
5473 #define GEN_HELPER 2
5474 #include "helper.h"
5475 }
5476 }
5477
5478 void restore_state_to_opc(CPUSPARCState *env, TranslationBlock *tb, int pc_pos)
5479 {
5480 target_ulong npc;
5481 env->pc = tcg_ctx.gen_opc_pc[pc_pos];
5482 npc = gen_opc_npc[pc_pos];
5483 if (npc == 1) {
5484 /* dynamic NPC: already stored */
5485 } else if (npc == 2) {
5486 /* jump PC: use 'cond' and the jump targets of the translation */
5487 if (env->cond) {
5488 env->npc = gen_opc_jump_pc[0];
5489 } else {
5490 env->npc = gen_opc_jump_pc[1];
5491 }
5492 } else {
5493 env->npc = npc;
5494 }
5495 }
Various patches