hmp: Ignore Error objects where the return value suffices
[qemu.git] / target / mips / op_helper.c
1 /*
2 * MIPS emulation helpers for qemu.
3 *
4 * Copyright (c) 2004-2005 Jocelyn Mayer
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21 #include "qemu/osdep.h"
22 #include "qemu/main-loop.h"
23 #include "cpu.h"
24 #include "internal.h"
25 #include "qemu/host-utils.h"
26 #include "exec/helper-proto.h"
27 #include "exec/exec-all.h"
28 #include "exec/cpu_ldst.h"
29 #include "exec/memop.h"
30 #include "sysemu/kvm.h"
31
32
33 /*****************************************************************************/
34 /* Exceptions processing helpers */
35
36 void helper_raise_exception_err(CPUMIPSState *env, uint32_t exception,
37 int error_code)
38 {
39 do_raise_exception_err(env, exception, error_code, 0);
40 }
41
42 void helper_raise_exception(CPUMIPSState *env, uint32_t exception)
43 {
44 do_raise_exception(env, exception, GETPC());
45 }
46
47 void helper_raise_exception_debug(CPUMIPSState *env)
48 {
49 do_raise_exception(env, EXCP_DEBUG, 0);
50 }
51
52 static void raise_exception(CPUMIPSState *env, uint32_t exception)
53 {
54 do_raise_exception(env, exception, 0);
55 }
56
57 /* 64 bits arithmetic for 32 bits hosts */
58 static inline uint64_t get_HILO(CPUMIPSState *env)
59 {
60 return ((uint64_t)(env->active_tc.HI[0]) << 32) |
61 (uint32_t)env->active_tc.LO[0];
62 }
63
64 static inline target_ulong set_HIT0_LO(CPUMIPSState *env, uint64_t HILO)
65 {
66 env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF);
67 return env->active_tc.HI[0] = (int32_t)(HILO >> 32);
68 }
69
70 static inline target_ulong set_HI_LOT0(CPUMIPSState *env, uint64_t HILO)
71 {
72 target_ulong tmp = env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF);
73 env->active_tc.HI[0] = (int32_t)(HILO >> 32);
74 return tmp;
75 }
76
77 /* Multiplication variants of the vr54xx. */
78 target_ulong helper_muls(CPUMIPSState *env, target_ulong arg1,
79 target_ulong arg2)
80 {
81 return set_HI_LOT0(env, 0 - ((int64_t)(int32_t)arg1 *
82 (int64_t)(int32_t)arg2));
83 }
84
85 target_ulong helper_mulsu(CPUMIPSState *env, target_ulong arg1,
86 target_ulong arg2)
87 {
88 return set_HI_LOT0(env, 0 - (uint64_t)(uint32_t)arg1 *
89 (uint64_t)(uint32_t)arg2);
90 }
91
92 target_ulong helper_macc(CPUMIPSState *env, target_ulong arg1,
93 target_ulong arg2)
94 {
95 return set_HI_LOT0(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 *
96 (int64_t)(int32_t)arg2);
97 }
98
99 target_ulong helper_macchi(CPUMIPSState *env, target_ulong arg1,
100 target_ulong arg2)
101 {
102 return set_HIT0_LO(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 *
103 (int64_t)(int32_t)arg2);
104 }
105
106 target_ulong helper_maccu(CPUMIPSState *env, target_ulong arg1,
107 target_ulong arg2)
108 {
109 return set_HI_LOT0(env, (uint64_t)get_HILO(env) +
110 (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2);
111 }
112
113 target_ulong helper_macchiu(CPUMIPSState *env, target_ulong arg1,
114 target_ulong arg2)
115 {
116 return set_HIT0_LO(env, (uint64_t)get_HILO(env) +
117 (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2);
118 }
119
120 target_ulong helper_msac(CPUMIPSState *env, target_ulong arg1,
121 target_ulong arg2)
122 {
123 return set_HI_LOT0(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 *
124 (int64_t)(int32_t)arg2);
125 }
126
127 target_ulong helper_msachi(CPUMIPSState *env, target_ulong arg1,
128 target_ulong arg2)
129 {
130 return set_HIT0_LO(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 *
131 (int64_t)(int32_t)arg2);
132 }
133
134 target_ulong helper_msacu(CPUMIPSState *env, target_ulong arg1,
135 target_ulong arg2)
136 {
137 return set_HI_LOT0(env, (uint64_t)get_HILO(env) -
138 (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2);
139 }
140
141 target_ulong helper_msachiu(CPUMIPSState *env, target_ulong arg1,
142 target_ulong arg2)
143 {
144 return set_HIT0_LO(env, (uint64_t)get_HILO(env) -
145 (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2);
146 }
147
148 target_ulong helper_mulhi(CPUMIPSState *env, target_ulong arg1,
149 target_ulong arg2)
150 {
151 return set_HIT0_LO(env, (int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2);
152 }
153
154 target_ulong helper_mulhiu(CPUMIPSState *env, target_ulong arg1,
155 target_ulong arg2)
156 {
157 return set_HIT0_LO(env, (uint64_t)(uint32_t)arg1 *
158 (uint64_t)(uint32_t)arg2);
159 }
160
161 target_ulong helper_mulshi(CPUMIPSState *env, target_ulong arg1,
162 target_ulong arg2)
163 {
164 return set_HIT0_LO(env, 0 - (int64_t)(int32_t)arg1 *
165 (int64_t)(int32_t)arg2);
166 }
167
168 target_ulong helper_mulshiu(CPUMIPSState *env, target_ulong arg1,
169 target_ulong arg2)
170 {
171 return set_HIT0_LO(env, 0 - (uint64_t)(uint32_t)arg1 *
172 (uint64_t)(uint32_t)arg2);
173 }
174
175 static inline target_ulong bitswap(target_ulong v)
176 {
177 v = ((v >> 1) & (target_ulong)0x5555555555555555ULL) |
178 ((v & (target_ulong)0x5555555555555555ULL) << 1);
179 v = ((v >> 2) & (target_ulong)0x3333333333333333ULL) |
180 ((v & (target_ulong)0x3333333333333333ULL) << 2);
181 v = ((v >> 4) & (target_ulong)0x0F0F0F0F0F0F0F0FULL) |
182 ((v & (target_ulong)0x0F0F0F0F0F0F0F0FULL) << 4);
183 return v;
184 }
185
186 #ifdef TARGET_MIPS64
187 target_ulong helper_dbitswap(target_ulong rt)
188 {
189 return bitswap(rt);
190 }
191 #endif
192
193 target_ulong helper_bitswap(target_ulong rt)
194 {
195 return (int32_t)bitswap(rt);
196 }
197
198 target_ulong helper_rotx(target_ulong rs, uint32_t shift, uint32_t shiftx,
199 uint32_t stripe)
200 {
201 int i;
202 uint64_t tmp0 = ((uint64_t)rs) << 32 | ((uint64_t)rs & 0xffffffff);
203 uint64_t tmp1 = tmp0;
204 for (i = 0; i <= 46; i++) {
205 int s;
206 if (i & 0x8) {
207 s = shift;
208 } else {
209 s = shiftx;
210 }
211
212 if (stripe != 0 && !(i & 0x4)) {
213 s = ~s;
214 }
215 if (s & 0x10) {
216 if (tmp0 & (1LL << (i + 16))) {
217 tmp1 |= 1LL << i;
218 } else {
219 tmp1 &= ~(1LL << i);
220 }
221 }
222 }
223
224 uint64_t tmp2 = tmp1;
225 for (i = 0; i <= 38; i++) {
226 int s;
227 if (i & 0x4) {
228 s = shift;
229 } else {
230 s = shiftx;
231 }
232
233 if (s & 0x8) {
234 if (tmp1 & (1LL << (i + 8))) {
235 tmp2 |= 1LL << i;
236 } else {
237 tmp2 &= ~(1LL << i);
238 }
239 }
240 }
241
242 uint64_t tmp3 = tmp2;
243 for (i = 0; i <= 34; i++) {
244 int s;
245 if (i & 0x2) {
246 s = shift;
247 } else {
248 s = shiftx;
249 }
250 if (s & 0x4) {
251 if (tmp2 & (1LL << (i + 4))) {
252 tmp3 |= 1LL << i;
253 } else {
254 tmp3 &= ~(1LL << i);
255 }
256 }
257 }
258
259 uint64_t tmp4 = tmp3;
260 for (i = 0; i <= 32; i++) {
261 int s;
262 if (i & 0x1) {
263 s = shift;
264 } else {
265 s = shiftx;
266 }
267 if (s & 0x2) {
268 if (tmp3 & (1LL << (i + 2))) {
269 tmp4 |= 1LL << i;
270 } else {
271 tmp4 &= ~(1LL << i);
272 }
273 }
274 }
275
276 uint64_t tmp5 = tmp4;
277 for (i = 0; i <= 31; i++) {
278 int s;
279 s = shift;
280 if (s & 0x1) {
281 if (tmp4 & (1LL << (i + 1))) {
282 tmp5 |= 1LL << i;
283 } else {
284 tmp5 &= ~(1LL << i);
285 }
286 }
287 }
288
289 return (int64_t)(int32_t)(uint32_t)tmp5;
290 }
291
292 #ifndef CONFIG_USER_ONLY
293
294 static inline hwaddr do_translate_address(CPUMIPSState *env,
295 target_ulong address,
296 int rw, uintptr_t retaddr)
297 {
298 hwaddr paddr;
299 CPUState *cs = env_cpu(env);
300
301 paddr = cpu_mips_translate_address(env, address, rw);
302
303 if (paddr == -1LL) {
304 cpu_loop_exit_restore(cs, retaddr);
305 } else {
306 return paddr;
307 }
308 }
309
310 #define HELPER_LD_ATOMIC(name, insn, almask, do_cast) \
311 target_ulong helper_##name(CPUMIPSState *env, target_ulong arg, int mem_idx) \
312 { \
313 if (arg & almask) { \
314 if (!(env->hflags & MIPS_HFLAG_DM)) { \
315 env->CP0_BadVAddr = arg; \
316 } \
317 do_raise_exception(env, EXCP_AdEL, GETPC()); \
318 } \
319 env->CP0_LLAddr = do_translate_address(env, arg, 0, GETPC()); \
320 env->lladdr = arg; \
321 env->llval = do_cast cpu_##insn##_mmuidx_ra(env, arg, mem_idx, GETPC()); \
322 return env->llval; \
323 }
324 HELPER_LD_ATOMIC(ll, ldl, 0x3, (target_long)(int32_t))
325 #ifdef TARGET_MIPS64
326 HELPER_LD_ATOMIC(lld, ldq, 0x7, (target_ulong))
327 #endif
328 #undef HELPER_LD_ATOMIC
329 #endif
330
331 #ifdef TARGET_WORDS_BIGENDIAN
332 #define GET_LMASK(v) ((v) & 3)
333 #define GET_OFFSET(addr, offset) (addr + (offset))
334 #else
335 #define GET_LMASK(v) (((v) & 3) ^ 3)
336 #define GET_OFFSET(addr, offset) (addr - (offset))
337 #endif
338
339 void helper_swl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
340 int mem_idx)
341 {
342 cpu_stb_mmuidx_ra(env, arg2, (uint8_t)(arg1 >> 24), mem_idx, GETPC());
343
344 if (GET_LMASK(arg2) <= 2) {
345 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 16),
346 mem_idx, GETPC());
347 }
348
349 if (GET_LMASK(arg2) <= 1) {
350 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 8),
351 mem_idx, GETPC());
352 }
353
354 if (GET_LMASK(arg2) == 0) {
355 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 3), (uint8_t)arg1,
356 mem_idx, GETPC());
357 }
358 }
359
360 void helper_swr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
361 int mem_idx)
362 {
363 cpu_stb_mmuidx_ra(env, arg2, (uint8_t)arg1, mem_idx, GETPC());
364
365 if (GET_LMASK(arg2) >= 1) {
366 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8),
367 mem_idx, GETPC());
368 }
369
370 if (GET_LMASK(arg2) >= 2) {
371 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16),
372 mem_idx, GETPC());
373 }
374
375 if (GET_LMASK(arg2) == 3) {
376 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24),
377 mem_idx, GETPC());
378 }
379 }
380
381 #if defined(TARGET_MIPS64)
382 /*
383 * "half" load and stores. We must do the memory access inline,
384 * or fault handling won't work.
385 */
386 #ifdef TARGET_WORDS_BIGENDIAN
387 #define GET_LMASK64(v) ((v) & 7)
388 #else
389 #define GET_LMASK64(v) (((v) & 7) ^ 7)
390 #endif
391
392 void helper_sdl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
393 int mem_idx)
394 {
395 cpu_stb_mmuidx_ra(env, arg2, (uint8_t)(arg1 >> 56), mem_idx, GETPC());
396
397 if (GET_LMASK64(arg2) <= 6) {
398 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 48),
399 mem_idx, GETPC());
400 }
401
402 if (GET_LMASK64(arg2) <= 5) {
403 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 40),
404 mem_idx, GETPC());
405 }
406
407 if (GET_LMASK64(arg2) <= 4) {
408 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 3), (uint8_t)(arg1 >> 32),
409 mem_idx, GETPC());
410 }
411
412 if (GET_LMASK64(arg2) <= 3) {
413 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 4), (uint8_t)(arg1 >> 24),
414 mem_idx, GETPC());
415 }
416
417 if (GET_LMASK64(arg2) <= 2) {
418 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 5), (uint8_t)(arg1 >> 16),
419 mem_idx, GETPC());
420 }
421
422 if (GET_LMASK64(arg2) <= 1) {
423 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 6), (uint8_t)(arg1 >> 8),
424 mem_idx, GETPC());
425 }
426
427 if (GET_LMASK64(arg2) <= 0) {
428 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, 7), (uint8_t)arg1,
429 mem_idx, GETPC());
430 }
431 }
432
433 void helper_sdr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
434 int mem_idx)
435 {
436 cpu_stb_mmuidx_ra(env, arg2, (uint8_t)arg1, mem_idx, GETPC());
437
438 if (GET_LMASK64(arg2) >= 1) {
439 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8),
440 mem_idx, GETPC());
441 }
442
443 if (GET_LMASK64(arg2) >= 2) {
444 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16),
445 mem_idx, GETPC());
446 }
447
448 if (GET_LMASK64(arg2) >= 3) {
449 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24),
450 mem_idx, GETPC());
451 }
452
453 if (GET_LMASK64(arg2) >= 4) {
454 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -4), (uint8_t)(arg1 >> 32),
455 mem_idx, GETPC());
456 }
457
458 if (GET_LMASK64(arg2) >= 5) {
459 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -5), (uint8_t)(arg1 >> 40),
460 mem_idx, GETPC());
461 }
462
463 if (GET_LMASK64(arg2) >= 6) {
464 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -6), (uint8_t)(arg1 >> 48),
465 mem_idx, GETPC());
466 }
467
468 if (GET_LMASK64(arg2) == 7) {
469 cpu_stb_mmuidx_ra(env, GET_OFFSET(arg2, -7), (uint8_t)(arg1 >> 56),
470 mem_idx, GETPC());
471 }
472 }
473 #endif /* TARGET_MIPS64 */
474
475 static const int multiple_regs[] = { 16, 17, 18, 19, 20, 21, 22, 23, 30 };
476
477 void helper_lwm(CPUMIPSState *env, target_ulong addr, target_ulong reglist,
478 uint32_t mem_idx)
479 {
480 target_ulong base_reglist = reglist & 0xf;
481 target_ulong do_r31 = reglist & 0x10;
482
483 if (base_reglist > 0 && base_reglist <= ARRAY_SIZE(multiple_regs)) {
484 target_ulong i;
485
486 for (i = 0; i < base_reglist; i++) {
487 env->active_tc.gpr[multiple_regs[i]] =
488 (target_long)cpu_ldl_mmuidx_ra(env, addr, mem_idx, GETPC());
489 addr += 4;
490 }
491 }
492
493 if (do_r31) {
494 env->active_tc.gpr[31] =
495 (target_long)cpu_ldl_mmuidx_ra(env, addr, mem_idx, GETPC());
496 }
497 }
498
499 void helper_swm(CPUMIPSState *env, target_ulong addr, target_ulong reglist,
500 uint32_t mem_idx)
501 {
502 target_ulong base_reglist = reglist & 0xf;
503 target_ulong do_r31 = reglist & 0x10;
504
505 if (base_reglist > 0 && base_reglist <= ARRAY_SIZE(multiple_regs)) {
506 target_ulong i;
507
508 for (i = 0; i < base_reglist; i++) {
509 cpu_stw_mmuidx_ra(env, addr, env->active_tc.gpr[multiple_regs[i]],
510 mem_idx, GETPC());
511 addr += 4;
512 }
513 }
514
515 if (do_r31) {
516 cpu_stw_mmuidx_ra(env, addr, env->active_tc.gpr[31], mem_idx, GETPC());
517 }
518 }
519
520 #if defined(TARGET_MIPS64)
521 void helper_ldm(CPUMIPSState *env, target_ulong addr, target_ulong reglist,
522 uint32_t mem_idx)
523 {
524 target_ulong base_reglist = reglist & 0xf;
525 target_ulong do_r31 = reglist & 0x10;
526
527 if (base_reglist > 0 && base_reglist <= ARRAY_SIZE(multiple_regs)) {
528 target_ulong i;
529
530 for (i = 0; i < base_reglist; i++) {
531 env->active_tc.gpr[multiple_regs[i]] =
532 cpu_ldq_mmuidx_ra(env, addr, mem_idx, GETPC());
533 addr += 8;
534 }
535 }
536
537 if (do_r31) {
538 env->active_tc.gpr[31] =
539 cpu_ldq_mmuidx_ra(env, addr, mem_idx, GETPC());
540 }
541 }
542
543 void helper_sdm(CPUMIPSState *env, target_ulong addr, target_ulong reglist,
544 uint32_t mem_idx)
545 {
546 target_ulong base_reglist = reglist & 0xf;
547 target_ulong do_r31 = reglist & 0x10;
548
549 if (base_reglist > 0 && base_reglist <= ARRAY_SIZE(multiple_regs)) {
550 target_ulong i;
551
552 for (i = 0; i < base_reglist; i++) {
553 cpu_stq_mmuidx_ra(env, addr, env->active_tc.gpr[multiple_regs[i]],
554 mem_idx, GETPC());
555 addr += 8;
556 }
557 }
558
559 if (do_r31) {
560 cpu_stq_mmuidx_ra(env, addr, env->active_tc.gpr[31], mem_idx, GETPC());
561 }
562 }
563 #endif
564
565
566 void helper_fork(target_ulong arg1, target_ulong arg2)
567 {
568 /*
569 * arg1 = rt, arg2 = rs
570 * TODO: store to TC register
571 */
572 }
573
574 target_ulong helper_yield(CPUMIPSState *env, target_ulong arg)
575 {
576 target_long arg1 = arg;
577
578 if (arg1 < 0) {
579 /* No scheduling policy implemented. */
580 if (arg1 != -2) {
581 if (env->CP0_VPEControl & (1 << CP0VPECo_YSI) &&
582 env->active_tc.CP0_TCStatus & (1 << CP0TCSt_DT)) {
583 env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
584 env->CP0_VPEControl |= 4 << CP0VPECo_EXCPT;
585 do_raise_exception(env, EXCP_THREAD, GETPC());
586 }
587 }
588 } else if (arg1 == 0) {
589 if (0) {
590 /* TODO: TC underflow */
591 env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
592 do_raise_exception(env, EXCP_THREAD, GETPC());
593 } else {
594 /* TODO: Deallocate TC */
595 }
596 } else if (arg1 > 0) {
597 /* Yield qualifier inputs not implemented. */
598 env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
599 env->CP0_VPEControl |= 2 << CP0VPECo_EXCPT;
600 do_raise_exception(env, EXCP_THREAD, GETPC());
601 }
602 return env->CP0_YQMask;
603 }
604
605 #ifndef CONFIG_USER_ONLY
606 /* TLB management */
607 static void r4k_mips_tlb_flush_extra(CPUMIPSState *env, int first)
608 {
609 /* Discard entries from env->tlb[first] onwards. */
610 while (env->tlb->tlb_in_use > first) {
611 r4k_invalidate_tlb(env, --env->tlb->tlb_in_use, 0);
612 }
613 }
614
615 static inline uint64_t get_tlb_pfn_from_entrylo(uint64_t entrylo)
616 {
617 #if defined(TARGET_MIPS64)
618 return extract64(entrylo, 6, 54);
619 #else
620 return extract64(entrylo, 6, 24) | /* PFN */
621 (extract64(entrylo, 32, 32) << 24); /* PFNX */
622 #endif
623 }
624
625 static void r4k_fill_tlb(CPUMIPSState *env, int idx)
626 {
627 r4k_tlb_t *tlb;
628 uint64_t mask = env->CP0_PageMask >> (TARGET_PAGE_BITS + 1);
629
630 /* XXX: detect conflicting TLBs and raise a MCHECK exception when needed */
631 tlb = &env->tlb->mmu.r4k.tlb[idx];
632 if (env->CP0_EntryHi & (1 << CP0EnHi_EHINV)) {
633 tlb->EHINV = 1;
634 return;
635 }
636 tlb->EHINV = 0;
637 tlb->VPN = env->CP0_EntryHi & (TARGET_PAGE_MASK << 1);
638 #if defined(TARGET_MIPS64)
639 tlb->VPN &= env->SEGMask;
640 #endif
641 tlb->ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
642 tlb->MMID = env->CP0_MemoryMapID;
643 tlb->PageMask = env->CP0_PageMask;
644 tlb->G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1;
645 tlb->V0 = (env->CP0_EntryLo0 & 2) != 0;
646 tlb->D0 = (env->CP0_EntryLo0 & 4) != 0;
647 tlb->C0 = (env->CP0_EntryLo0 >> 3) & 0x7;
648 tlb->XI0 = (env->CP0_EntryLo0 >> CP0EnLo_XI) & 1;
649 tlb->RI0 = (env->CP0_EntryLo0 >> CP0EnLo_RI) & 1;
650 tlb->PFN[0] = (get_tlb_pfn_from_entrylo(env->CP0_EntryLo0) & ~mask) << 12;
651 tlb->V1 = (env->CP0_EntryLo1 & 2) != 0;
652 tlb->D1 = (env->CP0_EntryLo1 & 4) != 0;
653 tlb->C1 = (env->CP0_EntryLo1 >> 3) & 0x7;
654 tlb->XI1 = (env->CP0_EntryLo1 >> CP0EnLo_XI) & 1;
655 tlb->RI1 = (env->CP0_EntryLo1 >> CP0EnLo_RI) & 1;
656 tlb->PFN[1] = (get_tlb_pfn_from_entrylo(env->CP0_EntryLo1) & ~mask) << 12;
657 }
658
659 void r4k_helper_tlbinv(CPUMIPSState *env)
660 {
661 bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
662 uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
663 uint32_t MMID = env->CP0_MemoryMapID;
664 uint32_t tlb_mmid;
665 r4k_tlb_t *tlb;
666 int idx;
667
668 MMID = mi ? MMID : (uint32_t) ASID;
669 for (idx = 0; idx < env->tlb->nb_tlb; idx++) {
670 tlb = &env->tlb->mmu.r4k.tlb[idx];
671 tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
672 if (!tlb->G && tlb_mmid == MMID) {
673 tlb->EHINV = 1;
674 }
675 }
676 cpu_mips_tlb_flush(env);
677 }
678
679 void r4k_helper_tlbinvf(CPUMIPSState *env)
680 {
681 int idx;
682
683 for (idx = 0; idx < env->tlb->nb_tlb; idx++) {
684 env->tlb->mmu.r4k.tlb[idx].EHINV = 1;
685 }
686 cpu_mips_tlb_flush(env);
687 }
688
689 void r4k_helper_tlbwi(CPUMIPSState *env)
690 {
691 bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
692 target_ulong VPN;
693 uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
694 uint32_t MMID = env->CP0_MemoryMapID;
695 uint32_t tlb_mmid;
696 bool EHINV, G, V0, D0, V1, D1, XI0, XI1, RI0, RI1;
697 r4k_tlb_t *tlb;
698 int idx;
699
700 MMID = mi ? MMID : (uint32_t) ASID;
701
702 idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
703 tlb = &env->tlb->mmu.r4k.tlb[idx];
704 VPN = env->CP0_EntryHi & (TARGET_PAGE_MASK << 1);
705 #if defined(TARGET_MIPS64)
706 VPN &= env->SEGMask;
707 #endif
708 EHINV = (env->CP0_EntryHi & (1 << CP0EnHi_EHINV)) != 0;
709 G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1;
710 V0 = (env->CP0_EntryLo0 & 2) != 0;
711 D0 = (env->CP0_EntryLo0 & 4) != 0;
712 XI0 = (env->CP0_EntryLo0 >> CP0EnLo_XI) &1;
713 RI0 = (env->CP0_EntryLo0 >> CP0EnLo_RI) &1;
714 V1 = (env->CP0_EntryLo1 & 2) != 0;
715 D1 = (env->CP0_EntryLo1 & 4) != 0;
716 XI1 = (env->CP0_EntryLo1 >> CP0EnLo_XI) &1;
717 RI1 = (env->CP0_EntryLo1 >> CP0EnLo_RI) &1;
718
719 tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
720 /*
721 * Discard cached TLB entries, unless tlbwi is just upgrading access
722 * permissions on the current entry.
723 */
724 if (tlb->VPN != VPN || tlb_mmid != MMID || tlb->G != G ||
725 (!tlb->EHINV && EHINV) ||
726 (tlb->V0 && !V0) || (tlb->D0 && !D0) ||
727 (!tlb->XI0 && XI0) || (!tlb->RI0 && RI0) ||
728 (tlb->V1 && !V1) || (tlb->D1 && !D1) ||
729 (!tlb->XI1 && XI1) || (!tlb->RI1 && RI1)) {
730 r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb);
731 }
732
733 r4k_invalidate_tlb(env, idx, 0);
734 r4k_fill_tlb(env, idx);
735 }
736
737 void r4k_helper_tlbwr(CPUMIPSState *env)
738 {
739 int r = cpu_mips_get_random(env);
740
741 r4k_invalidate_tlb(env, r, 1);
742 r4k_fill_tlb(env, r);
743 }
744
745 void r4k_helper_tlbp(CPUMIPSState *env)
746 {
747 bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
748 r4k_tlb_t *tlb;
749 target_ulong mask;
750 target_ulong tag;
751 target_ulong VPN;
752 uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
753 uint32_t MMID = env->CP0_MemoryMapID;
754 uint32_t tlb_mmid;
755 int i;
756
757 MMID = mi ? MMID : (uint32_t) ASID;
758 for (i = 0; i < env->tlb->nb_tlb; i++) {
759 tlb = &env->tlb->mmu.r4k.tlb[i];
760 /* 1k pages are not supported. */
761 mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1);
762 tag = env->CP0_EntryHi & ~mask;
763 VPN = tlb->VPN & ~mask;
764 #if defined(TARGET_MIPS64)
765 tag &= env->SEGMask;
766 #endif
767 tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
768 /* Check ASID/MMID, virtual page number & size */
769 if ((tlb->G == 1 || tlb_mmid == MMID) && VPN == tag && !tlb->EHINV) {
770 /* TLB match */
771 env->CP0_Index = i;
772 break;
773 }
774 }
775 if (i == env->tlb->nb_tlb) {
776 /* No match. Discard any shadow entries, if any of them match. */
777 for (i = env->tlb->nb_tlb; i < env->tlb->tlb_in_use; i++) {
778 tlb = &env->tlb->mmu.r4k.tlb[i];
779 /* 1k pages are not supported. */
780 mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1);
781 tag = env->CP0_EntryHi & ~mask;
782 VPN = tlb->VPN & ~mask;
783 #if defined(TARGET_MIPS64)
784 tag &= env->SEGMask;
785 #endif
786 tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
787 /* Check ASID/MMID, virtual page number & size */
788 if ((tlb->G == 1 || tlb_mmid == MMID) && VPN == tag) {
789 r4k_mips_tlb_flush_extra(env, i);
790 break;
791 }
792 }
793
794 env->CP0_Index |= 0x80000000;
795 }
796 }
797
798 static inline uint64_t get_entrylo_pfn_from_tlb(uint64_t tlb_pfn)
799 {
800 #if defined(TARGET_MIPS64)
801 return tlb_pfn << 6;
802 #else
803 return (extract64(tlb_pfn, 0, 24) << 6) | /* PFN */
804 (extract64(tlb_pfn, 24, 32) << 32); /* PFNX */
805 #endif
806 }
807
808 void r4k_helper_tlbr(CPUMIPSState *env)
809 {
810 bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
811 uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
812 uint32_t MMID = env->CP0_MemoryMapID;
813 uint32_t tlb_mmid;
814 r4k_tlb_t *tlb;
815 int idx;
816
817 MMID = mi ? MMID : (uint32_t) ASID;
818 idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
819 tlb = &env->tlb->mmu.r4k.tlb[idx];
820
821 tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
822 /* If this will change the current ASID/MMID, flush qemu's TLB. */
823 if (MMID != tlb_mmid) {
824 cpu_mips_tlb_flush(env);
825 }
826
827 r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb);
828
829 if (tlb->EHINV) {
830 env->CP0_EntryHi = 1 << CP0EnHi_EHINV;
831 env->CP0_PageMask = 0;
832 env->CP0_EntryLo0 = 0;
833 env->CP0_EntryLo1 = 0;
834 } else {
835 env->CP0_EntryHi = mi ? tlb->VPN : tlb->VPN | tlb->ASID;
836 env->CP0_MemoryMapID = tlb->MMID;
837 env->CP0_PageMask = tlb->PageMask;
838 env->CP0_EntryLo0 = tlb->G | (tlb->V0 << 1) | (tlb->D0 << 2) |
839 ((uint64_t)tlb->RI0 << CP0EnLo_RI) |
840 ((uint64_t)tlb->XI0 << CP0EnLo_XI) | (tlb->C0 << 3) |
841 get_entrylo_pfn_from_tlb(tlb->PFN[0] >> 12);
842 env->CP0_EntryLo1 = tlb->G | (tlb->V1 << 1) | (tlb->D1 << 2) |
843 ((uint64_t)tlb->RI1 << CP0EnLo_RI) |
844 ((uint64_t)tlb->XI1 << CP0EnLo_XI) | (tlb->C1 << 3) |
845 get_entrylo_pfn_from_tlb(tlb->PFN[1] >> 12);
846 }
847 }
848
849 void helper_tlbwi(CPUMIPSState *env)
850 {
851 env->tlb->helper_tlbwi(env);
852 }
853
854 void helper_tlbwr(CPUMIPSState *env)
855 {
856 env->tlb->helper_tlbwr(env);
857 }
858
859 void helper_tlbp(CPUMIPSState *env)
860 {
861 env->tlb->helper_tlbp(env);
862 }
863
864 void helper_tlbr(CPUMIPSState *env)
865 {
866 env->tlb->helper_tlbr(env);
867 }
868
869 void helper_tlbinv(CPUMIPSState *env)
870 {
871 env->tlb->helper_tlbinv(env);
872 }
873
874 void helper_tlbinvf(CPUMIPSState *env)
875 {
876 env->tlb->helper_tlbinvf(env);
877 }
878
879 static void global_invalidate_tlb(CPUMIPSState *env,
880 uint32_t invMsgVPN2,
881 uint8_t invMsgR,
882 uint32_t invMsgMMid,
883 bool invAll,
884 bool invVAMMid,
885 bool invMMid,
886 bool invVA)
887 {
888
889 int idx;
890 r4k_tlb_t *tlb;
891 bool VAMatch;
892 bool MMidMatch;
893
894 for (idx = 0; idx < env->tlb->nb_tlb; idx++) {
895 tlb = &env->tlb->mmu.r4k.tlb[idx];
896 VAMatch =
897 (((tlb->VPN & ~tlb->PageMask) == (invMsgVPN2 & ~tlb->PageMask))
898 #ifdef TARGET_MIPS64
899 &&
900 (extract64(env->CP0_EntryHi, 62, 2) == invMsgR)
901 #endif
902 );
903 MMidMatch = tlb->MMID == invMsgMMid;
904 if ((invAll && (idx > env->CP0_Wired)) ||
905 (VAMatch && invVAMMid && (tlb->G || MMidMatch)) ||
906 (VAMatch && invVA) ||
907 (MMidMatch && !(tlb->G) && invMMid)) {
908 tlb->EHINV = 1;
909 }
910 }
911 cpu_mips_tlb_flush(env);
912 }
913
914 void helper_ginvt(CPUMIPSState *env, target_ulong arg, uint32_t type)
915 {
916 bool invAll = type == 0;
917 bool invVA = type == 1;
918 bool invMMid = type == 2;
919 bool invVAMMid = type == 3;
920 uint32_t invMsgVPN2 = arg & (TARGET_PAGE_MASK << 1);
921 uint8_t invMsgR = 0;
922 uint32_t invMsgMMid = env->CP0_MemoryMapID;
923 CPUState *other_cs = first_cpu;
924
925 #ifdef TARGET_MIPS64
926 invMsgR = extract64(arg, 62, 2);
927 #endif
928
929 CPU_FOREACH(other_cs) {
930 MIPSCPU *other_cpu = MIPS_CPU(other_cs);
931 global_invalidate_tlb(&other_cpu->env, invMsgVPN2, invMsgR, invMsgMMid,
932 invAll, invVAMMid, invMMid, invVA);
933 }
934 }
935
936 /* Specials */
937 target_ulong helper_di(CPUMIPSState *env)
938 {
939 target_ulong t0 = env->CP0_Status;
940
941 env->CP0_Status = t0 & ~(1 << CP0St_IE);
942 return t0;
943 }
944
945 target_ulong helper_ei(CPUMIPSState *env)
946 {
947 target_ulong t0 = env->CP0_Status;
948
949 env->CP0_Status = t0 | (1 << CP0St_IE);
950 return t0;
951 }
952
953 static void debug_pre_eret(CPUMIPSState *env)
954 {
955 if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
956 qemu_log("ERET: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx,
957 env->active_tc.PC, env->CP0_EPC);
958 if (env->CP0_Status & (1 << CP0St_ERL)) {
959 qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC);
960 }
961 if (env->hflags & MIPS_HFLAG_DM) {
962 qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC);
963 }
964 qemu_log("\n");
965 }
966 }
967
968 static void debug_post_eret(CPUMIPSState *env)
969 {
970 if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
971 qemu_log(" => PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx,
972 env->active_tc.PC, env->CP0_EPC);
973 if (env->CP0_Status & (1 << CP0St_ERL)) {
974 qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC);
975 }
976 if (env->hflags & MIPS_HFLAG_DM) {
977 qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC);
978 }
979 switch (cpu_mmu_index(env, false)) {
980 case 3:
981 qemu_log(", ERL\n");
982 break;
983 case MIPS_HFLAG_UM:
984 qemu_log(", UM\n");
985 break;
986 case MIPS_HFLAG_SM:
987 qemu_log(", SM\n");
988 break;
989 case MIPS_HFLAG_KM:
990 qemu_log("\n");
991 break;
992 default:
993 cpu_abort(env_cpu(env), "Invalid MMU mode!\n");
994 break;
995 }
996 }
997 }
998
999 static void set_pc(CPUMIPSState *env, target_ulong error_pc)
1000 {
1001 env->active_tc.PC = error_pc & ~(target_ulong)1;
1002 if (error_pc & 1) {
1003 env->hflags |= MIPS_HFLAG_M16;
1004 } else {
1005 env->hflags &= ~(MIPS_HFLAG_M16);
1006 }
1007 }
1008
1009 static inline void exception_return(CPUMIPSState *env)
1010 {
1011 debug_pre_eret(env);
1012 if (env->CP0_Status & (1 << CP0St_ERL)) {
1013 set_pc(env, env->CP0_ErrorEPC);
1014 env->CP0_Status &= ~(1 << CP0St_ERL);
1015 } else {
1016 set_pc(env, env->CP0_EPC);
1017 env->CP0_Status &= ~(1 << CP0St_EXL);
1018 }
1019 compute_hflags(env);
1020 debug_post_eret(env);
1021 }
1022
1023 void helper_eret(CPUMIPSState *env)
1024 {
1025 exception_return(env);
1026 env->CP0_LLAddr = 1;
1027 env->lladdr = 1;
1028 }
1029
1030 void helper_eretnc(CPUMIPSState *env)
1031 {
1032 exception_return(env);
1033 }
1034
1035 void helper_deret(CPUMIPSState *env)
1036 {
1037 debug_pre_eret(env);
1038
1039 env->hflags &= ~MIPS_HFLAG_DM;
1040 compute_hflags(env);
1041
1042 set_pc(env, env->CP0_DEPC);
1043
1044 debug_post_eret(env);
1045 }
1046 #endif /* !CONFIG_USER_ONLY */
1047
1048 static inline void check_hwrena(CPUMIPSState *env, int reg, uintptr_t pc)
1049 {
1050 if ((env->hflags & MIPS_HFLAG_CP0) || (env->CP0_HWREna & (1 << reg))) {
1051 return;
1052 }
1053 do_raise_exception(env, EXCP_RI, pc);
1054 }
1055
1056 target_ulong helper_rdhwr_cpunum(CPUMIPSState *env)
1057 {
1058 check_hwrena(env, 0, GETPC());
1059 return env->CP0_EBase & 0x3ff;
1060 }
1061
1062 target_ulong helper_rdhwr_synci_step(CPUMIPSState *env)
1063 {
1064 check_hwrena(env, 1, GETPC());
1065 return env->SYNCI_Step;
1066 }
1067
1068 target_ulong helper_rdhwr_cc(CPUMIPSState *env)
1069 {
1070 check_hwrena(env, 2, GETPC());
1071 #ifdef CONFIG_USER_ONLY
1072 return env->CP0_Count;
1073 #else
1074 return (int32_t)cpu_mips_get_count(env);
1075 #endif
1076 }
1077
1078 target_ulong helper_rdhwr_ccres(CPUMIPSState *env)
1079 {
1080 check_hwrena(env, 3, GETPC());
1081 return env->CCRes;
1082 }
1083
1084 target_ulong helper_rdhwr_performance(CPUMIPSState *env)
1085 {
1086 check_hwrena(env, 4, GETPC());
1087 return env->CP0_Performance0;
1088 }
1089
1090 target_ulong helper_rdhwr_xnp(CPUMIPSState *env)
1091 {
1092 check_hwrena(env, 5, GETPC());
1093 return (env->CP0_Config5 >> CP0C5_XNP) & 1;
1094 }
1095
1096 void helper_pmon(CPUMIPSState *env, int function)
1097 {
1098 function /= 2;
1099 switch (function) {
1100 case 2: /* TODO: char inbyte(int waitflag); */
1101 if (env->active_tc.gpr[4] == 0) {
1102 env->active_tc.gpr[2] = -1;
1103 }
1104 /* Fall through */
1105 case 11: /* TODO: char inbyte (void); */
1106 env->active_tc.gpr[2] = -1;
1107 break;
1108 case 3:
1109 case 12:
1110 printf("%c", (char)(env->active_tc.gpr[4] & 0xFF));
1111 break;
1112 case 17:
1113 break;
1114 case 158:
1115 {
1116 unsigned char *fmt = (void *)(uintptr_t)env->active_tc.gpr[4];
1117 printf("%s", fmt);
1118 }
1119 break;
1120 }
1121 }
1122
1123 void helper_wait(CPUMIPSState *env)
1124 {
1125 CPUState *cs = env_cpu(env);
1126
1127 cs->halted = 1;
1128 cpu_reset_interrupt(cs, CPU_INTERRUPT_WAKE);
1129 /*
1130 * Last instruction in the block, PC was updated before
1131 * - no need to recover PC and icount.
1132 */
1133 raise_exception(env, EXCP_HLT);
1134 }
1135
1136 #if !defined(CONFIG_USER_ONLY)
1137
1138 void mips_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
1139 MMUAccessType access_type,
1140 int mmu_idx, uintptr_t retaddr)
1141 {
1142 MIPSCPU *cpu = MIPS_CPU(cs);
1143 CPUMIPSState *env = &cpu->env;
1144 int error_code = 0;
1145 int excp;
1146
1147 if (!(env->hflags & MIPS_HFLAG_DM)) {
1148 env->CP0_BadVAddr = addr;
1149 }
1150
1151 if (access_type == MMU_DATA_STORE) {
1152 excp = EXCP_AdES;
1153 } else {
1154 excp = EXCP_AdEL;
1155 if (access_type == MMU_INST_FETCH) {
1156 error_code |= EXCP_INST_NOTAVAIL;
1157 }
1158 }
1159
1160 do_raise_exception_err(env, excp, error_code, retaddr);
1161 }
1162
1163 void mips_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
1164 vaddr addr, unsigned size,
1165 MMUAccessType access_type,
1166 int mmu_idx, MemTxAttrs attrs,
1167 MemTxResult response, uintptr_t retaddr)
1168 {
1169 MIPSCPU *cpu = MIPS_CPU(cs);
1170 CPUMIPSState *env = &cpu->env;
1171
1172 if (access_type == MMU_INST_FETCH) {
1173 do_raise_exception(env, EXCP_IBE, retaddr);
1174 } else {
1175 do_raise_exception(env, EXCP_DBE, retaddr);
1176 }
1177 }
1178 #endif /* !CONFIG_USER_ONLY */
1179
1180
1181 /* MSA */
1182 /* Data format min and max values */
1183 #define DF_BITS(df) (1 << ((df) + 3))
1184
1185 /* Element-by-element access macros */
1186 #define DF_ELEMENTS(df) (MSA_WRLEN / DF_BITS(df))
1187
1188 #if !defined(CONFIG_USER_ONLY)
1189 #define MEMOP_IDX(DF) \
1190 TCGMemOpIdx oi = make_memop_idx(MO_TE | DF | MO_UNALN, \
1191 cpu_mmu_index(env, false));
1192 #else
1193 #define MEMOP_IDX(DF)
1194 #endif
1195
1196 void helper_msa_ld_b(CPUMIPSState *env, uint32_t wd,
1197 target_ulong addr)
1198 {
1199 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1200 MEMOP_IDX(DF_BYTE)
1201 #if !defined(CONFIG_USER_ONLY)
1202 #if !defined(HOST_WORDS_BIGENDIAN)
1203 pwd->b[0] = helper_ret_ldub_mmu(env, addr + (0 << DF_BYTE), oi, GETPC());
1204 pwd->b[1] = helper_ret_ldub_mmu(env, addr + (1 << DF_BYTE), oi, GETPC());
1205 pwd->b[2] = helper_ret_ldub_mmu(env, addr + (2 << DF_BYTE), oi, GETPC());
1206 pwd->b[3] = helper_ret_ldub_mmu(env, addr + (3 << DF_BYTE), oi, GETPC());
1207 pwd->b[4] = helper_ret_ldub_mmu(env, addr + (4 << DF_BYTE), oi, GETPC());
1208 pwd->b[5] = helper_ret_ldub_mmu(env, addr + (5 << DF_BYTE), oi, GETPC());
1209 pwd->b[6] = helper_ret_ldub_mmu(env, addr + (6 << DF_BYTE), oi, GETPC());
1210 pwd->b[7] = helper_ret_ldub_mmu(env, addr + (7 << DF_BYTE), oi, GETPC());
1211 pwd->b[8] = helper_ret_ldub_mmu(env, addr + (8 << DF_BYTE), oi, GETPC());
1212 pwd->b[9] = helper_ret_ldub_mmu(env, addr + (9 << DF_BYTE), oi, GETPC());
1213 pwd->b[10] = helper_ret_ldub_mmu(env, addr + (10 << DF_BYTE), oi, GETPC());
1214 pwd->b[11] = helper_ret_ldub_mmu(env, addr + (11 << DF_BYTE), oi, GETPC());
1215 pwd->b[12] = helper_ret_ldub_mmu(env, addr + (12 << DF_BYTE), oi, GETPC());
1216 pwd->b[13] = helper_ret_ldub_mmu(env, addr + (13 << DF_BYTE), oi, GETPC());
1217 pwd->b[14] = helper_ret_ldub_mmu(env, addr + (14 << DF_BYTE), oi, GETPC());
1218 pwd->b[15] = helper_ret_ldub_mmu(env, addr + (15 << DF_BYTE), oi, GETPC());
1219 #else
1220 pwd->b[0] = helper_ret_ldub_mmu(env, addr + (7 << DF_BYTE), oi, GETPC());
1221 pwd->b[1] = helper_ret_ldub_mmu(env, addr + (6 << DF_BYTE), oi, GETPC());
1222 pwd->b[2] = helper_ret_ldub_mmu(env, addr + (5 << DF_BYTE), oi, GETPC());
1223 pwd->b[3] = helper_ret_ldub_mmu(env, addr + (4 << DF_BYTE), oi, GETPC());
1224 pwd->b[4] = helper_ret_ldub_mmu(env, addr + (3 << DF_BYTE), oi, GETPC());
1225 pwd->b[5] = helper_ret_ldub_mmu(env, addr + (2 << DF_BYTE), oi, GETPC());
1226 pwd->b[6] = helper_ret_ldub_mmu(env, addr + (1 << DF_BYTE), oi, GETPC());
1227 pwd->b[7] = helper_ret_ldub_mmu(env, addr + (0 << DF_BYTE), oi, GETPC());
1228 pwd->b[8] = helper_ret_ldub_mmu(env, addr + (15 << DF_BYTE), oi, GETPC());
1229 pwd->b[9] = helper_ret_ldub_mmu(env, addr + (14 << DF_BYTE), oi, GETPC());
1230 pwd->b[10] = helper_ret_ldub_mmu(env, addr + (13 << DF_BYTE), oi, GETPC());
1231 pwd->b[11] = helper_ret_ldub_mmu(env, addr + (12 << DF_BYTE), oi, GETPC());
1232 pwd->b[12] = helper_ret_ldub_mmu(env, addr + (11 << DF_BYTE), oi, GETPC());
1233 pwd->b[13] = helper_ret_ldub_mmu(env, addr + (10 << DF_BYTE), oi, GETPC());
1234 pwd->b[14] = helper_ret_ldub_mmu(env, addr + (9 << DF_BYTE), oi, GETPC());
1235 pwd->b[15] = helper_ret_ldub_mmu(env, addr + (8 << DF_BYTE), oi, GETPC());
1236 #endif
1237 #else
1238 #if !defined(HOST_WORDS_BIGENDIAN)
1239 pwd->b[0] = cpu_ldub_data(env, addr + (0 << DF_BYTE));
1240 pwd->b[1] = cpu_ldub_data(env, addr + (1 << DF_BYTE));
1241 pwd->b[2] = cpu_ldub_data(env, addr + (2 << DF_BYTE));
1242 pwd->b[3] = cpu_ldub_data(env, addr + (3 << DF_BYTE));
1243 pwd->b[4] = cpu_ldub_data(env, addr + (4 << DF_BYTE));
1244 pwd->b[5] = cpu_ldub_data(env, addr + (5 << DF_BYTE));
1245 pwd->b[6] = cpu_ldub_data(env, addr + (6 << DF_BYTE));
1246 pwd->b[7] = cpu_ldub_data(env, addr + (7 << DF_BYTE));
1247 pwd->b[8] = cpu_ldub_data(env, addr + (8 << DF_BYTE));
1248 pwd->b[9] = cpu_ldub_data(env, addr + (9 << DF_BYTE));
1249 pwd->b[10] = cpu_ldub_data(env, addr + (10 << DF_BYTE));
1250 pwd->b[11] = cpu_ldub_data(env, addr + (11 << DF_BYTE));
1251 pwd->b[12] = cpu_ldub_data(env, addr + (12 << DF_BYTE));
1252 pwd->b[13] = cpu_ldub_data(env, addr + (13 << DF_BYTE));
1253 pwd->b[14] = cpu_ldub_data(env, addr + (14 << DF_BYTE));
1254 pwd->b[15] = cpu_ldub_data(env, addr + (15 << DF_BYTE));
1255 #else
1256 pwd->b[0] = cpu_ldub_data(env, addr + (7 << DF_BYTE));
1257 pwd->b[1] = cpu_ldub_data(env, addr + (6 << DF_BYTE));
1258 pwd->b[2] = cpu_ldub_data(env, addr + (5 << DF_BYTE));
1259 pwd->b[3] = cpu_ldub_data(env, addr + (4 << DF_BYTE));
1260 pwd->b[4] = cpu_ldub_data(env, addr + (3 << DF_BYTE));
1261 pwd->b[5] = cpu_ldub_data(env, addr + (2 << DF_BYTE));
1262 pwd->b[6] = cpu_ldub_data(env, addr + (1 << DF_BYTE));
1263 pwd->b[7] = cpu_ldub_data(env, addr + (0 << DF_BYTE));
1264 pwd->b[8] = cpu_ldub_data(env, addr + (15 << DF_BYTE));
1265 pwd->b[9] = cpu_ldub_data(env, addr + (14 << DF_BYTE));
1266 pwd->b[10] = cpu_ldub_data(env, addr + (13 << DF_BYTE));
1267 pwd->b[11] = cpu_ldub_data(env, addr + (12 << DF_BYTE));
1268 pwd->b[12] = cpu_ldub_data(env, addr + (11 << DF_BYTE));
1269 pwd->b[13] = cpu_ldub_data(env, addr + (10 << DF_BYTE));
1270 pwd->b[14] = cpu_ldub_data(env, addr + (9 << DF_BYTE));
1271 pwd->b[15] = cpu_ldub_data(env, addr + (8 << DF_BYTE));
1272 #endif
1273 #endif
1274 }
1275
1276 void helper_msa_ld_h(CPUMIPSState *env, uint32_t wd,
1277 target_ulong addr)
1278 {
1279 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1280 MEMOP_IDX(DF_HALF)
1281 #if !defined(CONFIG_USER_ONLY)
1282 #if !defined(HOST_WORDS_BIGENDIAN)
1283 pwd->h[0] = helper_ret_lduw_mmu(env, addr + (0 << DF_HALF), oi, GETPC());
1284 pwd->h[1] = helper_ret_lduw_mmu(env, addr + (1 << DF_HALF), oi, GETPC());
1285 pwd->h[2] = helper_ret_lduw_mmu(env, addr + (2 << DF_HALF), oi, GETPC());
1286 pwd->h[3] = helper_ret_lduw_mmu(env, addr + (3 << DF_HALF), oi, GETPC());
1287 pwd->h[4] = helper_ret_lduw_mmu(env, addr + (4 << DF_HALF), oi, GETPC());
1288 pwd->h[5] = helper_ret_lduw_mmu(env, addr + (5 << DF_HALF), oi, GETPC());
1289 pwd->h[6] = helper_ret_lduw_mmu(env, addr + (6 << DF_HALF), oi, GETPC());
1290 pwd->h[7] = helper_ret_lduw_mmu(env, addr + (7 << DF_HALF), oi, GETPC());
1291 #else
1292 pwd->h[0] = helper_ret_lduw_mmu(env, addr + (3 << DF_HALF), oi, GETPC());
1293 pwd->h[1] = helper_ret_lduw_mmu(env, addr + (2 << DF_HALF), oi, GETPC());
1294 pwd->h[2] = helper_ret_lduw_mmu(env, addr + (1 << DF_HALF), oi, GETPC());
1295 pwd->h[3] = helper_ret_lduw_mmu(env, addr + (0 << DF_HALF), oi, GETPC());
1296 pwd->h[4] = helper_ret_lduw_mmu(env, addr + (7 << DF_HALF), oi, GETPC());
1297 pwd->h[5] = helper_ret_lduw_mmu(env, addr + (6 << DF_HALF), oi, GETPC());
1298 pwd->h[6] = helper_ret_lduw_mmu(env, addr + (5 << DF_HALF), oi, GETPC());
1299 pwd->h[7] = helper_ret_lduw_mmu(env, addr + (4 << DF_HALF), oi, GETPC());
1300 #endif
1301 #else
1302 #if !defined(HOST_WORDS_BIGENDIAN)
1303 pwd->h[0] = cpu_lduw_data(env, addr + (0 << DF_HALF));
1304 pwd->h[1] = cpu_lduw_data(env, addr + (1 << DF_HALF));
1305 pwd->h[2] = cpu_lduw_data(env, addr + (2 << DF_HALF));
1306 pwd->h[3] = cpu_lduw_data(env, addr + (3 << DF_HALF));
1307 pwd->h[4] = cpu_lduw_data(env, addr + (4 << DF_HALF));
1308 pwd->h[5] = cpu_lduw_data(env, addr + (5 << DF_HALF));
1309 pwd->h[6] = cpu_lduw_data(env, addr + (6 << DF_HALF));
1310 pwd->h[7] = cpu_lduw_data(env, addr + (7 << DF_HALF));
1311 #else
1312 pwd->h[0] = cpu_lduw_data(env, addr + (3 << DF_HALF));
1313 pwd->h[1] = cpu_lduw_data(env, addr + (2 << DF_HALF));
1314 pwd->h[2] = cpu_lduw_data(env, addr + (1 << DF_HALF));
1315 pwd->h[3] = cpu_lduw_data(env, addr + (0 << DF_HALF));
1316 pwd->h[4] = cpu_lduw_data(env, addr + (7 << DF_HALF));
1317 pwd->h[5] = cpu_lduw_data(env, addr + (6 << DF_HALF));
1318 pwd->h[6] = cpu_lduw_data(env, addr + (5 << DF_HALF));
1319 pwd->h[7] = cpu_lduw_data(env, addr + (4 << DF_HALF));
1320 #endif
1321 #endif
1322 }
1323
1324 void helper_msa_ld_w(CPUMIPSState *env, uint32_t wd,
1325 target_ulong addr)
1326 {
1327 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1328 MEMOP_IDX(DF_WORD)
1329 #if !defined(CONFIG_USER_ONLY)
1330 #if !defined(HOST_WORDS_BIGENDIAN)
1331 pwd->w[0] = helper_ret_ldul_mmu(env, addr + (0 << DF_WORD), oi, GETPC());
1332 pwd->w[1] = helper_ret_ldul_mmu(env, addr + (1 << DF_WORD), oi, GETPC());
1333 pwd->w[2] = helper_ret_ldul_mmu(env, addr + (2 << DF_WORD), oi, GETPC());
1334 pwd->w[3] = helper_ret_ldul_mmu(env, addr + (3 << DF_WORD), oi, GETPC());
1335 #else
1336 pwd->w[0] = helper_ret_ldul_mmu(env, addr + (1 << DF_WORD), oi, GETPC());
1337 pwd->w[1] = helper_ret_ldul_mmu(env, addr + (0 << DF_WORD), oi, GETPC());
1338 pwd->w[2] = helper_ret_ldul_mmu(env, addr + (3 << DF_WORD), oi, GETPC());
1339 pwd->w[3] = helper_ret_ldul_mmu(env, addr + (2 << DF_WORD), oi, GETPC());
1340 #endif
1341 #else
1342 #if !defined(HOST_WORDS_BIGENDIAN)
1343 pwd->w[0] = cpu_ldl_data(env, addr + (0 << DF_WORD));
1344 pwd->w[1] = cpu_ldl_data(env, addr + (1 << DF_WORD));
1345 pwd->w[2] = cpu_ldl_data(env, addr + (2 << DF_WORD));
1346 pwd->w[3] = cpu_ldl_data(env, addr + (3 << DF_WORD));
1347 #else
1348 pwd->w[0] = cpu_ldl_data(env, addr + (1 << DF_WORD));
1349 pwd->w[1] = cpu_ldl_data(env, addr + (0 << DF_WORD));
1350 pwd->w[2] = cpu_ldl_data(env, addr + (3 << DF_WORD));
1351 pwd->w[3] = cpu_ldl_data(env, addr + (2 << DF_WORD));
1352 #endif
1353 #endif
1354 }
1355
1356 void helper_msa_ld_d(CPUMIPSState *env, uint32_t wd,
1357 target_ulong addr)
1358 {
1359 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1360 MEMOP_IDX(DF_DOUBLE)
1361 #if !defined(CONFIG_USER_ONLY)
1362 pwd->d[0] = helper_ret_ldq_mmu(env, addr + (0 << DF_DOUBLE), oi, GETPC());
1363 pwd->d[1] = helper_ret_ldq_mmu(env, addr + (1 << DF_DOUBLE), oi, GETPC());
1364 #else
1365 pwd->d[0] = cpu_ldq_data(env, addr + (0 << DF_DOUBLE));
1366 pwd->d[1] = cpu_ldq_data(env, addr + (1 << DF_DOUBLE));
1367 #endif
1368 }
1369
1370 #define MSA_PAGESPAN(x) \
1371 ((((x) & ~TARGET_PAGE_MASK) + MSA_WRLEN / 8 - 1) >= TARGET_PAGE_SIZE)
1372
1373 static inline void ensure_writable_pages(CPUMIPSState *env,
1374 target_ulong addr,
1375 int mmu_idx,
1376 uintptr_t retaddr)
1377 {
1378 /* FIXME: Probe the actual accesses (pass and use a size) */
1379 if (unlikely(MSA_PAGESPAN(addr))) {
1380 /* first page */
1381 probe_write(env, addr, 0, mmu_idx, retaddr);
1382 /* second page */
1383 addr = (addr & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
1384 probe_write(env, addr, 0, mmu_idx, retaddr);
1385 }
1386 }
1387
1388 void helper_msa_st_b(CPUMIPSState *env, uint32_t wd,
1389 target_ulong addr)
1390 {
1391 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1392 int mmu_idx = cpu_mmu_index(env, false);
1393
1394 MEMOP_IDX(DF_BYTE)
1395 ensure_writable_pages(env, addr, mmu_idx, GETPC());
1396 #if !defined(CONFIG_USER_ONLY)
1397 #if !defined(HOST_WORDS_BIGENDIAN)
1398 helper_ret_stb_mmu(env, addr + (0 << DF_BYTE), pwd->b[0], oi, GETPC());
1399 helper_ret_stb_mmu(env, addr + (1 << DF_BYTE), pwd->b[1], oi, GETPC());
1400 helper_ret_stb_mmu(env, addr + (2 << DF_BYTE), pwd->b[2], oi, GETPC());
1401 helper_ret_stb_mmu(env, addr + (3 << DF_BYTE), pwd->b[3], oi, GETPC());
1402 helper_ret_stb_mmu(env, addr + (4 << DF_BYTE), pwd->b[4], oi, GETPC());
1403 helper_ret_stb_mmu(env, addr + (5 << DF_BYTE), pwd->b[5], oi, GETPC());
1404 helper_ret_stb_mmu(env, addr + (6 << DF_BYTE), pwd->b[6], oi, GETPC());
1405 helper_ret_stb_mmu(env, addr + (7 << DF_BYTE), pwd->b[7], oi, GETPC());
1406 helper_ret_stb_mmu(env, addr + (8 << DF_BYTE), pwd->b[8], oi, GETPC());
1407 helper_ret_stb_mmu(env, addr + (9 << DF_BYTE), pwd->b[9], oi, GETPC());
1408 helper_ret_stb_mmu(env, addr + (10 << DF_BYTE), pwd->b[10], oi, GETPC());
1409 helper_ret_stb_mmu(env, addr + (11 << DF_BYTE), pwd->b[11], oi, GETPC());
1410 helper_ret_stb_mmu(env, addr + (12 << DF_BYTE), pwd->b[12], oi, GETPC());
1411 helper_ret_stb_mmu(env, addr + (13 << DF_BYTE), pwd->b[13], oi, GETPC());
1412 helper_ret_stb_mmu(env, addr + (14 << DF_BYTE), pwd->b[14], oi, GETPC());
1413 helper_ret_stb_mmu(env, addr + (15 << DF_BYTE), pwd->b[15], oi, GETPC());
1414 #else
1415 helper_ret_stb_mmu(env, addr + (7 << DF_BYTE), pwd->b[0], oi, GETPC());
1416 helper_ret_stb_mmu(env, addr + (6 << DF_BYTE), pwd->b[1], oi, GETPC());
1417 helper_ret_stb_mmu(env, addr + (5 << DF_BYTE), pwd->b[2], oi, GETPC());
1418 helper_ret_stb_mmu(env, addr + (4 << DF_BYTE), pwd->b[3], oi, GETPC());
1419 helper_ret_stb_mmu(env, addr + (3 << DF_BYTE), pwd->b[4], oi, GETPC());
1420 helper_ret_stb_mmu(env, addr + (2 << DF_BYTE), pwd->b[5], oi, GETPC());
1421 helper_ret_stb_mmu(env, addr + (1 << DF_BYTE), pwd->b[6], oi, GETPC());
1422 helper_ret_stb_mmu(env, addr + (0 << DF_BYTE), pwd->b[7], oi, GETPC());
1423 helper_ret_stb_mmu(env, addr + (15 << DF_BYTE), pwd->b[8], oi, GETPC());
1424 helper_ret_stb_mmu(env, addr + (14 << DF_BYTE), pwd->b[9], oi, GETPC());
1425 helper_ret_stb_mmu(env, addr + (13 << DF_BYTE), pwd->b[10], oi, GETPC());
1426 helper_ret_stb_mmu(env, addr + (12 << DF_BYTE), pwd->b[11], oi, GETPC());
1427 helper_ret_stb_mmu(env, addr + (11 << DF_BYTE), pwd->b[12], oi, GETPC());
1428 helper_ret_stb_mmu(env, addr + (10 << DF_BYTE), pwd->b[13], oi, GETPC());
1429 helper_ret_stb_mmu(env, addr + (9 << DF_BYTE), pwd->b[14], oi, GETPC());
1430 helper_ret_stb_mmu(env, addr + (8 << DF_BYTE), pwd->b[15], oi, GETPC());
1431 #endif
1432 #else
1433 #if !defined(HOST_WORDS_BIGENDIAN)
1434 cpu_stb_data(env, addr + (0 << DF_BYTE), pwd->b[0]);
1435 cpu_stb_data(env, addr + (1 << DF_BYTE), pwd->b[1]);
1436 cpu_stb_data(env, addr + (2 << DF_BYTE), pwd->b[2]);
1437 cpu_stb_data(env, addr + (3 << DF_BYTE), pwd->b[3]);
1438 cpu_stb_data(env, addr + (4 << DF_BYTE), pwd->b[4]);
1439 cpu_stb_data(env, addr + (5 << DF_BYTE), pwd->b[5]);
1440 cpu_stb_data(env, addr + (6 << DF_BYTE), pwd->b[6]);
1441 cpu_stb_data(env, addr + (7 << DF_BYTE), pwd->b[7]);
1442 cpu_stb_data(env, addr + (8 << DF_BYTE), pwd->b[8]);
1443 cpu_stb_data(env, addr + (9 << DF_BYTE), pwd->b[9]);
1444 cpu_stb_data(env, addr + (10 << DF_BYTE), pwd->b[10]);
1445 cpu_stb_data(env, addr + (11 << DF_BYTE), pwd->b[11]);
1446 cpu_stb_data(env, addr + (12 << DF_BYTE), pwd->b[12]);
1447 cpu_stb_data(env, addr + (13 << DF_BYTE), pwd->b[13]);
1448 cpu_stb_data(env, addr + (14 << DF_BYTE), pwd->b[14]);
1449 cpu_stb_data(env, addr + (15 << DF_BYTE), pwd->b[15]);
1450 #else
1451 cpu_stb_data(env, addr + (7 << DF_BYTE), pwd->b[0]);
1452 cpu_stb_data(env, addr + (6 << DF_BYTE), pwd->b[1]);
1453 cpu_stb_data(env, addr + (5 << DF_BYTE), pwd->b[2]);
1454 cpu_stb_data(env, addr + (4 << DF_BYTE), pwd->b[3]);
1455 cpu_stb_data(env, addr + (3 << DF_BYTE), pwd->b[4]);
1456 cpu_stb_data(env, addr + (2 << DF_BYTE), pwd->b[5]);
1457 cpu_stb_data(env, addr + (1 << DF_BYTE), pwd->b[6]);
1458 cpu_stb_data(env, addr + (0 << DF_BYTE), pwd->b[7]);
1459 cpu_stb_data(env, addr + (15 << DF_BYTE), pwd->b[8]);
1460 cpu_stb_data(env, addr + (14 << DF_BYTE), pwd->b[9]);
1461 cpu_stb_data(env, addr + (13 << DF_BYTE), pwd->b[10]);
1462 cpu_stb_data(env, addr + (12 << DF_BYTE), pwd->b[11]);
1463 cpu_stb_data(env, addr + (11 << DF_BYTE), pwd->b[12]);
1464 cpu_stb_data(env, addr + (10 << DF_BYTE), pwd->b[13]);
1465 cpu_stb_data(env, addr + (9 << DF_BYTE), pwd->b[14]);
1466 cpu_stb_data(env, addr + (8 << DF_BYTE), pwd->b[15]);
1467 #endif
1468 #endif
1469 }
1470
1471 void helper_msa_st_h(CPUMIPSState *env, uint32_t wd,
1472 target_ulong addr)
1473 {
1474 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1475 int mmu_idx = cpu_mmu_index(env, false);
1476
1477 MEMOP_IDX(DF_HALF)
1478 ensure_writable_pages(env, addr, mmu_idx, GETPC());
1479 #if !defined(CONFIG_USER_ONLY)
1480 #if !defined(HOST_WORDS_BIGENDIAN)
1481 helper_ret_stw_mmu(env, addr + (0 << DF_HALF), pwd->h[0], oi, GETPC());
1482 helper_ret_stw_mmu(env, addr + (1 << DF_HALF), pwd->h[1], oi, GETPC());
1483 helper_ret_stw_mmu(env, addr + (2 << DF_HALF), pwd->h[2], oi, GETPC());
1484 helper_ret_stw_mmu(env, addr + (3 << DF_HALF), pwd->h[3], oi, GETPC());
1485 helper_ret_stw_mmu(env, addr + (4 << DF_HALF), pwd->h[4], oi, GETPC());
1486 helper_ret_stw_mmu(env, addr + (5 << DF_HALF), pwd->h[5], oi, GETPC());
1487 helper_ret_stw_mmu(env, addr + (6 << DF_HALF), pwd->h[6], oi, GETPC());
1488 helper_ret_stw_mmu(env, addr + (7 << DF_HALF), pwd->h[7], oi, GETPC());
1489 #else
1490 helper_ret_stw_mmu(env, addr + (3 << DF_HALF), pwd->h[0], oi, GETPC());
1491 helper_ret_stw_mmu(env, addr + (2 << DF_HALF), pwd->h[1], oi, GETPC());
1492 helper_ret_stw_mmu(env, addr + (1 << DF_HALF), pwd->h[2], oi, GETPC());
1493 helper_ret_stw_mmu(env, addr + (0 << DF_HALF), pwd->h[3], oi, GETPC());
1494 helper_ret_stw_mmu(env, addr + (7 << DF_HALF), pwd->h[4], oi, GETPC());
1495 helper_ret_stw_mmu(env, addr + (6 << DF_HALF), pwd->h[5], oi, GETPC());
1496 helper_ret_stw_mmu(env, addr + (5 << DF_HALF), pwd->h[6], oi, GETPC());
1497 helper_ret_stw_mmu(env, addr + (4 << DF_HALF), pwd->h[7], oi, GETPC());
1498 #endif
1499 #else
1500 #if !defined(HOST_WORDS_BIGENDIAN)
1501 cpu_stw_data(env, addr + (0 << DF_HALF), pwd->h[0]);
1502 cpu_stw_data(env, addr + (1 << DF_HALF), pwd->h[1]);
1503 cpu_stw_data(env, addr + (2 << DF_HALF), pwd->h[2]);
1504 cpu_stw_data(env, addr + (3 << DF_HALF), pwd->h[3]);
1505 cpu_stw_data(env, addr + (4 << DF_HALF), pwd->h[4]);
1506 cpu_stw_data(env, addr + (5 << DF_HALF), pwd->h[5]);
1507 cpu_stw_data(env, addr + (6 << DF_HALF), pwd->h[6]);
1508 cpu_stw_data(env, addr + (7 << DF_HALF), pwd->h[7]);
1509 #else
1510 cpu_stw_data(env, addr + (3 << DF_HALF), pwd->h[0]);
1511 cpu_stw_data(env, addr + (2 << DF_HALF), pwd->h[1]);
1512 cpu_stw_data(env, addr + (1 << DF_HALF), pwd->h[2]);
1513 cpu_stw_data(env, addr + (0 << DF_HALF), pwd->h[3]);
1514 cpu_stw_data(env, addr + (7 << DF_HALF), pwd->h[4]);
1515 cpu_stw_data(env, addr + (6 << DF_HALF), pwd->h[5]);
1516 cpu_stw_data(env, addr + (5 << DF_HALF), pwd->h[6]);
1517 cpu_stw_data(env, addr + (4 << DF_HALF), pwd->h[7]);
1518 #endif
1519 #endif
1520 }
1521
1522 void helper_msa_st_w(CPUMIPSState *env, uint32_t wd,
1523 target_ulong addr)
1524 {
1525 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1526 int mmu_idx = cpu_mmu_index(env, false);
1527
1528 MEMOP_IDX(DF_WORD)
1529 ensure_writable_pages(env, addr, mmu_idx, GETPC());
1530 #if !defined(CONFIG_USER_ONLY)
1531 #if !defined(HOST_WORDS_BIGENDIAN)
1532 helper_ret_stl_mmu(env, addr + (0 << DF_WORD), pwd->w[0], oi, GETPC());
1533 helper_ret_stl_mmu(env, addr + (1 << DF_WORD), pwd->w[1], oi, GETPC());
1534 helper_ret_stl_mmu(env, addr + (2 << DF_WORD), pwd->w[2], oi, GETPC());
1535 helper_ret_stl_mmu(env, addr + (3 << DF_WORD), pwd->w[3], oi, GETPC());
1536 #else
1537 helper_ret_stl_mmu(env, addr + (1 << DF_WORD), pwd->w[0], oi, GETPC());
1538 helper_ret_stl_mmu(env, addr + (0 << DF_WORD), pwd->w[1], oi, GETPC());
1539 helper_ret_stl_mmu(env, addr + (3 << DF_WORD), pwd->w[2], oi, GETPC());
1540 helper_ret_stl_mmu(env, addr + (2 << DF_WORD), pwd->w[3], oi, GETPC());
1541 #endif
1542 #else
1543 #if !defined(HOST_WORDS_BIGENDIAN)
1544 cpu_stl_data(env, addr + (0 << DF_WORD), pwd->w[0]);
1545 cpu_stl_data(env, addr + (1 << DF_WORD), pwd->w[1]);
1546 cpu_stl_data(env, addr + (2 << DF_WORD), pwd->w[2]);
1547 cpu_stl_data(env, addr + (3 << DF_WORD), pwd->w[3]);
1548 #else
1549 cpu_stl_data(env, addr + (1 << DF_WORD), pwd->w[0]);
1550 cpu_stl_data(env, addr + (0 << DF_WORD), pwd->w[1]);
1551 cpu_stl_data(env, addr + (3 << DF_WORD), pwd->w[2]);
1552 cpu_stl_data(env, addr + (2 << DF_WORD), pwd->w[3]);
1553 #endif
1554 #endif
1555 }
1556
1557 void helper_msa_st_d(CPUMIPSState *env, uint32_t wd,
1558 target_ulong addr)
1559 {
1560 wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
1561 int mmu_idx = cpu_mmu_index(env, false);
1562
1563 MEMOP_IDX(DF_DOUBLE)
1564 ensure_writable_pages(env, addr, mmu_idx, GETPC());
1565 #if !defined(CONFIG_USER_ONLY)
1566 helper_ret_stq_mmu(env, addr + (0 << DF_DOUBLE), pwd->d[0], oi, GETPC());
1567 helper_ret_stq_mmu(env, addr + (1 << DF_DOUBLE), pwd->d[1], oi, GETPC());
1568 #else
1569 cpu_stq_data(env, addr + (0 << DF_DOUBLE), pwd->d[0]);
1570 cpu_stq_data(env, addr + (1 << DF_DOUBLE), pwd->d[1]);
1571 #endif
1572 }
1573
1574 void helper_cache(CPUMIPSState *env, target_ulong addr, uint32_t op)
1575 {
1576 #ifndef CONFIG_USER_ONLY
1577 target_ulong index = addr & 0x1fffffff;
1578 if (op == 9) {
1579 /* Index Store Tag */
1580 memory_region_dispatch_write(env->itc_tag, index, env->CP0_TagLo,
1581 MO_64, MEMTXATTRS_UNSPECIFIED);
1582 } else if (op == 5) {
1583 /* Index Load Tag */
1584 memory_region_dispatch_read(env->itc_tag, index, &env->CP0_TagLo,
1585 MO_64, MEMTXATTRS_UNSPECIFIED);
1586 }
1587 #endif
1588 }