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Commit | Line | Data |
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e8af50a3 | 1 | #include "exec.h" |
eed152bb | 2 | #include "host-utils.h" |
1a2fb1c0 | 3 | #include "helper.h" |
0828b448 BS |
4 | #if !defined(CONFIG_USER_ONLY) |
5 | #include "softmmu_exec.h" | |
6 | #endif /* !defined(CONFIG_USER_ONLY) */ | |
e8af50a3 | 7 | |
e80cfcfc | 8 | //#define DEBUG_MMU |
952a328f | 9 | //#define DEBUG_MXCC |
94554550 | 10 | //#define DEBUG_UNALIGNED |
6c36d3fa | 11 | //#define DEBUG_UNASSIGNED |
8543e2cf | 12 | //#define DEBUG_ASI |
d81fd722 | 13 | //#define DEBUG_PCALL |
e80cfcfc | 14 | |
952a328f BS |
15 | #ifdef DEBUG_MMU |
16 | #define DPRINTF_MMU(fmt, args...) \ | |
17 | do { printf("MMU: " fmt , ##args); } while (0) | |
18 | #else | |
22548760 | 19 | #define DPRINTF_MMU(fmt, args...) do {} while (0) |
952a328f BS |
20 | #endif |
21 | ||
22 | #ifdef DEBUG_MXCC | |
23 | #define DPRINTF_MXCC(fmt, args...) \ | |
24 | do { printf("MXCC: " fmt , ##args); } while (0) | |
25 | #else | |
22548760 | 26 | #define DPRINTF_MXCC(fmt, args...) do {} while (0) |
952a328f BS |
27 | #endif |
28 | ||
8543e2cf BS |
29 | #ifdef DEBUG_ASI |
30 | #define DPRINTF_ASI(fmt, args...) \ | |
31 | do { printf("ASI: " fmt , ##args); } while (0) | |
32 | #else | |
22548760 | 33 | #define DPRINTF_ASI(fmt, args...) do {} while (0) |
8543e2cf BS |
34 | #endif |
35 | ||
2cade6a3 BS |
36 | #ifdef TARGET_SPARC64 |
37 | #ifndef TARGET_ABI32 | |
38 | #define AM_CHECK(env1) ((env1)->pstate & PS_AM) | |
c2bc0e38 | 39 | #else |
2cade6a3 BS |
40 | #define AM_CHECK(env1) (1) |
41 | #endif | |
c2bc0e38 BS |
42 | #endif |
43 | ||
2cade6a3 BS |
44 | static inline void address_mask(CPUState *env1, target_ulong *addr) |
45 | { | |
46 | #ifdef TARGET_SPARC64 | |
47 | if (AM_CHECK(env1)) | |
48 | *addr &= 0xffffffffULL; | |
49 | #endif | |
50 | } | |
51 | ||
9d893301 FB |
52 | void raise_exception(int tt) |
53 | { | |
54 | env->exception_index = tt; | |
55 | cpu_loop_exit(); | |
3b46e624 | 56 | } |
9d893301 | 57 | |
a7812ae4 PB |
58 | void HELPER(raise_exception)(int tt) |
59 | { | |
60 | raise_exception(tt); | |
61 | } | |
62 | ||
91736d37 BS |
63 | static inline void set_cwp(int new_cwp) |
64 | { | |
65 | cpu_set_cwp(env, new_cwp); | |
66 | } | |
67 | ||
2b29924f BS |
68 | void helper_check_align(target_ulong addr, uint32_t align) |
69 | { | |
c2bc0e38 BS |
70 | if (addr & align) { |
71 | #ifdef DEBUG_UNALIGNED | |
72 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx | |
73 | "\n", addr, env->pc); | |
74 | #endif | |
2b29924f | 75 | raise_exception(TT_UNALIGNED); |
c2bc0e38 | 76 | } |
2b29924f BS |
77 | } |
78 | ||
44e7757c BS |
79 | #define F_HELPER(name, p) void helper_f##name##p(void) |
80 | ||
44e7757c | 81 | #define F_BINOP(name) \ |
714547bb | 82 | float32 helper_f ## name ## s (float32 src1, float32 src2) \ |
44e7757c | 83 | { \ |
714547bb | 84 | return float32_ ## name (src1, src2, &env->fp_status); \ |
44e7757c BS |
85 | } \ |
86 | F_HELPER(name, d) \ | |
87 | { \ | |
88 | DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \ | |
4e14008f BS |
89 | } \ |
90 | F_HELPER(name, q) \ | |
91 | { \ | |
92 | QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \ | |
44e7757c | 93 | } |
44e7757c BS |
94 | |
95 | F_BINOP(add); | |
96 | F_BINOP(sub); | |
97 | F_BINOP(mul); | |
98 | F_BINOP(div); | |
99 | #undef F_BINOP | |
100 | ||
d84763bc | 101 | void helper_fsmuld(float32 src1, float32 src2) |
1a2fb1c0 | 102 | { |
d84763bc BS |
103 | DT0 = float64_mul(float32_to_float64(src1, &env->fp_status), |
104 | float32_to_float64(src2, &env->fp_status), | |
44e7757c BS |
105 | &env->fp_status); |
106 | } | |
1a2fb1c0 | 107 | |
4e14008f BS |
108 | void helper_fdmulq(void) |
109 | { | |
110 | QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status), | |
111 | float64_to_float128(DT1, &env->fp_status), | |
112 | &env->fp_status); | |
113 | } | |
4e14008f | 114 | |
714547bb | 115 | float32 helper_fnegs(float32 src) |
44e7757c | 116 | { |
714547bb | 117 | return float32_chs(src); |
417454b0 BS |
118 | } |
119 | ||
44e7757c BS |
120 | #ifdef TARGET_SPARC64 |
121 | F_HELPER(neg, d) | |
7e8c2b6c | 122 | { |
44e7757c | 123 | DT0 = float64_chs(DT1); |
7e8c2b6c | 124 | } |
4e14008f | 125 | |
4e14008f BS |
126 | F_HELPER(neg, q) |
127 | { | |
128 | QT0 = float128_chs(QT1); | |
129 | } | |
130 | #endif | |
44e7757c BS |
131 | |
132 | /* Integer to float conversion. */ | |
714547bb | 133 | float32 helper_fitos(int32_t src) |
a0c4cb4a | 134 | { |
714547bb | 135 | return int32_to_float32(src, &env->fp_status); |
a0c4cb4a FB |
136 | } |
137 | ||
d84763bc | 138 | void helper_fitod(int32_t src) |
a0c4cb4a | 139 | { |
d84763bc | 140 | DT0 = int32_to_float64(src, &env->fp_status); |
a0c4cb4a | 141 | } |
9c2b428e | 142 | |
c5d04e99 | 143 | void helper_fitoq(int32_t src) |
4e14008f | 144 | { |
c5d04e99 | 145 | QT0 = int32_to_float128(src, &env->fp_status); |
4e14008f | 146 | } |
4e14008f | 147 | |
1e64e78d | 148 | #ifdef TARGET_SPARC64 |
d84763bc | 149 | float32 helper_fxtos(void) |
1e64e78d | 150 | { |
d84763bc | 151 | return int64_to_float32(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d BS |
152 | } |
153 | ||
44e7757c | 154 | F_HELPER(xto, d) |
1e64e78d | 155 | { |
1e64e78d | 156 | DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d | 157 | } |
64a88d5d | 158 | |
4e14008f BS |
159 | F_HELPER(xto, q) |
160 | { | |
161 | QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status); | |
162 | } | |
163 | #endif | |
44e7757c BS |
164 | #undef F_HELPER |
165 | ||
166 | /* floating point conversion */ | |
d84763bc | 167 | float32 helper_fdtos(void) |
44e7757c | 168 | { |
d84763bc | 169 | return float64_to_float32(DT1, &env->fp_status); |
44e7757c BS |
170 | } |
171 | ||
d84763bc | 172 | void helper_fstod(float32 src) |
44e7757c | 173 | { |
d84763bc | 174 | DT0 = float32_to_float64(src, &env->fp_status); |
44e7757c | 175 | } |
9c2b428e | 176 | |
c5d04e99 | 177 | float32 helper_fqtos(void) |
4e14008f | 178 | { |
c5d04e99 | 179 | return float128_to_float32(QT1, &env->fp_status); |
4e14008f BS |
180 | } |
181 | ||
c5d04e99 | 182 | void helper_fstoq(float32 src) |
4e14008f | 183 | { |
c5d04e99 | 184 | QT0 = float32_to_float128(src, &env->fp_status); |
4e14008f BS |
185 | } |
186 | ||
187 | void helper_fqtod(void) | |
188 | { | |
189 | DT0 = float128_to_float64(QT1, &env->fp_status); | |
190 | } | |
191 | ||
192 | void helper_fdtoq(void) | |
193 | { | |
194 | QT0 = float64_to_float128(DT1, &env->fp_status); | |
195 | } | |
4e14008f | 196 | |
44e7757c | 197 | /* Float to integer conversion. */ |
714547bb | 198 | int32_t helper_fstoi(float32 src) |
44e7757c | 199 | { |
714547bb | 200 | return float32_to_int32_round_to_zero(src, &env->fp_status); |
44e7757c BS |
201 | } |
202 | ||
d84763bc | 203 | int32_t helper_fdtoi(void) |
44e7757c | 204 | { |
d84763bc | 205 | return float64_to_int32_round_to_zero(DT1, &env->fp_status); |
44e7757c BS |
206 | } |
207 | ||
c5d04e99 | 208 | int32_t helper_fqtoi(void) |
4e14008f | 209 | { |
c5d04e99 | 210 | return float128_to_int32_round_to_zero(QT1, &env->fp_status); |
4e14008f | 211 | } |
4e14008f | 212 | |
44e7757c | 213 | #ifdef TARGET_SPARC64 |
d84763bc | 214 | void helper_fstox(float32 src) |
44e7757c | 215 | { |
d84763bc | 216 | *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status); |
44e7757c BS |
217 | } |
218 | ||
219 | void helper_fdtox(void) | |
220 | { | |
221 | *((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status); | |
222 | } | |
223 | ||
4e14008f BS |
224 | void helper_fqtox(void) |
225 | { | |
226 | *((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status); | |
227 | } | |
4e14008f | 228 | |
44e7757c BS |
229 | void helper_faligndata(void) |
230 | { | |
231 | uint64_t tmp; | |
232 | ||
233 | tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8); | |
06057e6f BS |
234 | /* on many architectures a shift of 64 does nothing */ |
235 | if ((env->gsr & 7) != 0) { | |
236 | tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8); | |
237 | } | |
44e7757c BS |
238 | *((uint64_t *)&DT0) = tmp; |
239 | } | |
240 | ||
44e7757c BS |
241 | #ifdef WORDS_BIGENDIAN |
242 | #define VIS_B64(n) b[7 - (n)] | |
243 | #define VIS_W64(n) w[3 - (n)] | |
244 | #define VIS_SW64(n) sw[3 - (n)] | |
245 | #define VIS_L64(n) l[1 - (n)] | |
246 | #define VIS_B32(n) b[3 - (n)] | |
247 | #define VIS_W32(n) w[1 - (n)] | |
248 | #else | |
249 | #define VIS_B64(n) b[n] | |
250 | #define VIS_W64(n) w[n] | |
251 | #define VIS_SW64(n) sw[n] | |
252 | #define VIS_L64(n) l[n] | |
253 | #define VIS_B32(n) b[n] | |
254 | #define VIS_W32(n) w[n] | |
255 | #endif | |
256 | ||
257 | typedef union { | |
258 | uint8_t b[8]; | |
259 | uint16_t w[4]; | |
260 | int16_t sw[4]; | |
261 | uint32_t l[2]; | |
262 | float64 d; | |
263 | } vis64; | |
264 | ||
265 | typedef union { | |
266 | uint8_t b[4]; | |
267 | uint16_t w[2]; | |
268 | uint32_t l; | |
269 | float32 f; | |
270 | } vis32; | |
271 | ||
272 | void helper_fpmerge(void) | |
273 | { | |
274 | vis64 s, d; | |
275 | ||
276 | s.d = DT0; | |
277 | d.d = DT1; | |
278 | ||
279 | // Reverse calculation order to handle overlap | |
280 | d.VIS_B64(7) = s.VIS_B64(3); | |
281 | d.VIS_B64(6) = d.VIS_B64(3); | |
282 | d.VIS_B64(5) = s.VIS_B64(2); | |
283 | d.VIS_B64(4) = d.VIS_B64(2); | |
284 | d.VIS_B64(3) = s.VIS_B64(1); | |
285 | d.VIS_B64(2) = d.VIS_B64(1); | |
286 | d.VIS_B64(1) = s.VIS_B64(0); | |
287 | //d.VIS_B64(0) = d.VIS_B64(0); | |
288 | ||
289 | DT0 = d.d; | |
290 | } | |
291 | ||
292 | void helper_fmul8x16(void) | |
293 | { | |
294 | vis64 s, d; | |
295 | uint32_t tmp; | |
296 | ||
297 | s.d = DT0; | |
298 | d.d = DT1; | |
299 | ||
300 | #define PMUL(r) \ | |
301 | tmp = (int32_t)d.VIS_SW64(r) * (int32_t)s.VIS_B64(r); \ | |
302 | if ((tmp & 0xff) > 0x7f) \ | |
303 | tmp += 0x100; \ | |
304 | d.VIS_W64(r) = tmp >> 8; | |
305 | ||
306 | PMUL(0); | |
307 | PMUL(1); | |
308 | PMUL(2); | |
309 | PMUL(3); | |
310 | #undef PMUL | |
311 | ||
312 | DT0 = d.d; | |
313 | } | |
314 | ||
315 | void helper_fmul8x16al(void) | |
316 | { | |
317 | vis64 s, d; | |
318 | uint32_t tmp; | |
319 | ||
320 | s.d = DT0; | |
321 | d.d = DT1; | |
322 | ||
323 | #define PMUL(r) \ | |
324 | tmp = (int32_t)d.VIS_SW64(1) * (int32_t)s.VIS_B64(r); \ | |
325 | if ((tmp & 0xff) > 0x7f) \ | |
326 | tmp += 0x100; \ | |
327 | d.VIS_W64(r) = tmp >> 8; | |
328 | ||
329 | PMUL(0); | |
330 | PMUL(1); | |
331 | PMUL(2); | |
332 | PMUL(3); | |
333 | #undef PMUL | |
334 | ||
335 | DT0 = d.d; | |
336 | } | |
337 | ||
338 | void helper_fmul8x16au(void) | |
339 | { | |
340 | vis64 s, d; | |
341 | uint32_t tmp; | |
342 | ||
343 | s.d = DT0; | |
344 | d.d = DT1; | |
345 | ||
346 | #define PMUL(r) \ | |
347 | tmp = (int32_t)d.VIS_SW64(0) * (int32_t)s.VIS_B64(r); \ | |
348 | if ((tmp & 0xff) > 0x7f) \ | |
349 | tmp += 0x100; \ | |
350 | d.VIS_W64(r) = tmp >> 8; | |
351 | ||
352 | PMUL(0); | |
353 | PMUL(1); | |
354 | PMUL(2); | |
355 | PMUL(3); | |
356 | #undef PMUL | |
357 | ||
358 | DT0 = d.d; | |
359 | } | |
360 | ||
361 | void helper_fmul8sux16(void) | |
362 | { | |
363 | vis64 s, d; | |
364 | uint32_t tmp; | |
365 | ||
366 | s.d = DT0; | |
367 | d.d = DT1; | |
368 | ||
369 | #define PMUL(r) \ | |
370 | tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \ | |
371 | if ((tmp & 0xff) > 0x7f) \ | |
372 | tmp += 0x100; \ | |
373 | d.VIS_W64(r) = tmp >> 8; | |
374 | ||
375 | PMUL(0); | |
376 | PMUL(1); | |
377 | PMUL(2); | |
378 | PMUL(3); | |
379 | #undef PMUL | |
380 | ||
381 | DT0 = d.d; | |
382 | } | |
383 | ||
384 | void helper_fmul8ulx16(void) | |
385 | { | |
386 | vis64 s, d; | |
387 | uint32_t tmp; | |
388 | ||
389 | s.d = DT0; | |
390 | d.d = DT1; | |
391 | ||
392 | #define PMUL(r) \ | |
393 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
394 | if ((tmp & 0xff) > 0x7f) \ | |
395 | tmp += 0x100; \ | |
396 | d.VIS_W64(r) = tmp >> 8; | |
397 | ||
398 | PMUL(0); | |
399 | PMUL(1); | |
400 | PMUL(2); | |
401 | PMUL(3); | |
402 | #undef PMUL | |
403 | ||
404 | DT0 = d.d; | |
405 | } | |
406 | ||
407 | void helper_fmuld8sux16(void) | |
408 | { | |
409 | vis64 s, d; | |
410 | uint32_t tmp; | |
411 | ||
412 | s.d = DT0; | |
413 | d.d = DT1; | |
414 | ||
415 | #define PMUL(r) \ | |
416 | tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \ | |
417 | if ((tmp & 0xff) > 0x7f) \ | |
418 | tmp += 0x100; \ | |
419 | d.VIS_L64(r) = tmp; | |
420 | ||
421 | // Reverse calculation order to handle overlap | |
422 | PMUL(1); | |
423 | PMUL(0); | |
424 | #undef PMUL | |
425 | ||
426 | DT0 = d.d; | |
427 | } | |
428 | ||
429 | void helper_fmuld8ulx16(void) | |
430 | { | |
431 | vis64 s, d; | |
432 | uint32_t tmp; | |
433 | ||
434 | s.d = DT0; | |
435 | d.d = DT1; | |
436 | ||
437 | #define PMUL(r) \ | |
438 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
439 | if ((tmp & 0xff) > 0x7f) \ | |
440 | tmp += 0x100; \ | |
441 | d.VIS_L64(r) = tmp; | |
442 | ||
443 | // Reverse calculation order to handle overlap | |
444 | PMUL(1); | |
445 | PMUL(0); | |
446 | #undef PMUL | |
447 | ||
448 | DT0 = d.d; | |
449 | } | |
450 | ||
451 | void helper_fexpand(void) | |
452 | { | |
453 | vis32 s; | |
454 | vis64 d; | |
455 | ||
456 | s.l = (uint32_t)(*(uint64_t *)&DT0 & 0xffffffff); | |
457 | d.d = DT1; | |
c55bda30 BS |
458 | d.VIS_W64(0) = s.VIS_B32(0) << 4; |
459 | d.VIS_W64(1) = s.VIS_B32(1) << 4; | |
460 | d.VIS_W64(2) = s.VIS_B32(2) << 4; | |
461 | d.VIS_W64(3) = s.VIS_B32(3) << 4; | |
44e7757c BS |
462 | |
463 | DT0 = d.d; | |
464 | } | |
465 | ||
466 | #define VIS_HELPER(name, F) \ | |
467 | void name##16(void) \ | |
468 | { \ | |
469 | vis64 s, d; \ | |
470 | \ | |
471 | s.d = DT0; \ | |
472 | d.d = DT1; \ | |
473 | \ | |
474 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0)); \ | |
475 | d.VIS_W64(1) = F(d.VIS_W64(1), s.VIS_W64(1)); \ | |
476 | d.VIS_W64(2) = F(d.VIS_W64(2), s.VIS_W64(2)); \ | |
477 | d.VIS_W64(3) = F(d.VIS_W64(3), s.VIS_W64(3)); \ | |
478 | \ | |
479 | DT0 = d.d; \ | |
480 | } \ | |
481 | \ | |
1d01299d | 482 | uint32_t name##16s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
483 | { \ |
484 | vis32 s, d; \ | |
485 | \ | |
1d01299d BS |
486 | s.l = src1; \ |
487 | d.l = src2; \ | |
44e7757c BS |
488 | \ |
489 | d.VIS_W32(0) = F(d.VIS_W32(0), s.VIS_W32(0)); \ | |
490 | d.VIS_W32(1) = F(d.VIS_W32(1), s.VIS_W32(1)); \ | |
491 | \ | |
1d01299d | 492 | return d.l; \ |
44e7757c BS |
493 | } \ |
494 | \ | |
495 | void name##32(void) \ | |
496 | { \ | |
497 | vis64 s, d; \ | |
498 | \ | |
499 | s.d = DT0; \ | |
500 | d.d = DT1; \ | |
501 | \ | |
502 | d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0)); \ | |
503 | d.VIS_L64(1) = F(d.VIS_L64(1), s.VIS_L64(1)); \ | |
504 | \ | |
505 | DT0 = d.d; \ | |
506 | } \ | |
507 | \ | |
1d01299d | 508 | uint32_t name##32s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
509 | { \ |
510 | vis32 s, d; \ | |
511 | \ | |
1d01299d BS |
512 | s.l = src1; \ |
513 | d.l = src2; \ | |
44e7757c BS |
514 | \ |
515 | d.l = F(d.l, s.l); \ | |
516 | \ | |
1d01299d | 517 | return d.l; \ |
44e7757c BS |
518 | } |
519 | ||
520 | #define FADD(a, b) ((a) + (b)) | |
521 | #define FSUB(a, b) ((a) - (b)) | |
522 | VIS_HELPER(helper_fpadd, FADD) | |
523 | VIS_HELPER(helper_fpsub, FSUB) | |
524 | ||
525 | #define VIS_CMPHELPER(name, F) \ | |
526 | void name##16(void) \ | |
527 | { \ | |
528 | vis64 s, d; \ | |
529 | \ | |
530 | s.d = DT0; \ | |
531 | d.d = DT1; \ | |
532 | \ | |
533 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0))? 1: 0; \ | |
534 | d.VIS_W64(0) |= F(d.VIS_W64(1), s.VIS_W64(1))? 2: 0; \ | |
535 | d.VIS_W64(0) |= F(d.VIS_W64(2), s.VIS_W64(2))? 4: 0; \ | |
536 | d.VIS_W64(0) |= F(d.VIS_W64(3), s.VIS_W64(3))? 8: 0; \ | |
537 | \ | |
538 | DT0 = d.d; \ | |
539 | } \ | |
540 | \ | |
541 | void name##32(void) \ | |
542 | { \ | |
543 | vis64 s, d; \ | |
544 | \ | |
545 | s.d = DT0; \ | |
546 | d.d = DT1; \ | |
547 | \ | |
548 | d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0))? 1: 0; \ | |
549 | d.VIS_L64(0) |= F(d.VIS_L64(1), s.VIS_L64(1))? 2: 0; \ | |
550 | \ | |
551 | DT0 = d.d; \ | |
552 | } | |
553 | ||
554 | #define FCMPGT(a, b) ((a) > (b)) | |
555 | #define FCMPEQ(a, b) ((a) == (b)) | |
556 | #define FCMPLE(a, b) ((a) <= (b)) | |
557 | #define FCMPNE(a, b) ((a) != (b)) | |
558 | ||
559 | VIS_CMPHELPER(helper_fcmpgt, FCMPGT) | |
560 | VIS_CMPHELPER(helper_fcmpeq, FCMPEQ) | |
561 | VIS_CMPHELPER(helper_fcmple, FCMPLE) | |
562 | VIS_CMPHELPER(helper_fcmpne, FCMPNE) | |
563 | #endif | |
564 | ||
565 | void helper_check_ieee_exceptions(void) | |
566 | { | |
567 | target_ulong status; | |
568 | ||
569 | status = get_float_exception_flags(&env->fp_status); | |
570 | if (status) { | |
571 | /* Copy IEEE 754 flags into FSR */ | |
572 | if (status & float_flag_invalid) | |
573 | env->fsr |= FSR_NVC; | |
574 | if (status & float_flag_overflow) | |
575 | env->fsr |= FSR_OFC; | |
576 | if (status & float_flag_underflow) | |
577 | env->fsr |= FSR_UFC; | |
578 | if (status & float_flag_divbyzero) | |
579 | env->fsr |= FSR_DZC; | |
580 | if (status & float_flag_inexact) | |
581 | env->fsr |= FSR_NXC; | |
582 | ||
583 | if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) { | |
584 | /* Unmasked exception, generate a trap */ | |
585 | env->fsr |= FSR_FTT_IEEE_EXCP; | |
586 | raise_exception(TT_FP_EXCP); | |
587 | } else { | |
588 | /* Accumulate exceptions */ | |
589 | env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5; | |
590 | } | |
591 | } | |
592 | } | |
593 | ||
594 | void helper_clear_float_exceptions(void) | |
595 | { | |
596 | set_float_exception_flags(0, &env->fp_status); | |
597 | } | |
598 | ||
714547bb | 599 | float32 helper_fabss(float32 src) |
e8af50a3 | 600 | { |
714547bb | 601 | return float32_abs(src); |
e8af50a3 FB |
602 | } |
603 | ||
3475187d | 604 | #ifdef TARGET_SPARC64 |
7e8c2b6c | 605 | void helper_fabsd(void) |
3475187d FB |
606 | { |
607 | DT0 = float64_abs(DT1); | |
608 | } | |
4e14008f | 609 | |
4e14008f BS |
610 | void helper_fabsq(void) |
611 | { | |
612 | QT0 = float128_abs(QT1); | |
613 | } | |
614 | #endif | |
3475187d | 615 | |
714547bb | 616 | float32 helper_fsqrts(float32 src) |
e8af50a3 | 617 | { |
714547bb | 618 | return float32_sqrt(src, &env->fp_status); |
e8af50a3 FB |
619 | } |
620 | ||
7e8c2b6c | 621 | void helper_fsqrtd(void) |
e8af50a3 | 622 | { |
7a0e1f41 | 623 | DT0 = float64_sqrt(DT1, &env->fp_status); |
e8af50a3 FB |
624 | } |
625 | ||
4e14008f BS |
626 | void helper_fsqrtq(void) |
627 | { | |
628 | QT0 = float128_sqrt(QT1, &env->fp_status); | |
629 | } | |
4e14008f | 630 | |
417454b0 | 631 | #define GEN_FCMP(name, size, reg1, reg2, FS, TRAP) \ |
7e8c2b6c | 632 | void glue(helper_, name) (void) \ |
65ce8c2f | 633 | { \ |
1a2fb1c0 BS |
634 | target_ulong new_fsr; \ |
635 | \ | |
65ce8c2f FB |
636 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ |
637 | switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \ | |
638 | case float_relation_unordered: \ | |
1a2fb1c0 | 639 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ |
417454b0 | 640 | if ((env->fsr & FSR_NVM) || TRAP) { \ |
1a2fb1c0 | 641 | env->fsr |= new_fsr; \ |
417454b0 BS |
642 | env->fsr |= FSR_NVC; \ |
643 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
65ce8c2f FB |
644 | raise_exception(TT_FP_EXCP); \ |
645 | } else { \ | |
646 | env->fsr |= FSR_NVA; \ | |
647 | } \ | |
648 | break; \ | |
649 | case float_relation_less: \ | |
1a2fb1c0 | 650 | new_fsr = FSR_FCC0 << FS; \ |
65ce8c2f FB |
651 | break; \ |
652 | case float_relation_greater: \ | |
1a2fb1c0 | 653 | new_fsr = FSR_FCC1 << FS; \ |
65ce8c2f FB |
654 | break; \ |
655 | default: \ | |
1a2fb1c0 | 656 | new_fsr = 0; \ |
65ce8c2f FB |
657 | break; \ |
658 | } \ | |
1a2fb1c0 | 659 | env->fsr |= new_fsr; \ |
e8af50a3 | 660 | } |
714547bb BS |
661 | #define GEN_FCMPS(name, size, FS, TRAP) \ |
662 | void glue(helper_, name)(float32 src1, float32 src2) \ | |
663 | { \ | |
664 | target_ulong new_fsr; \ | |
665 | \ | |
666 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ | |
667 | switch (glue(size, _compare) (src1, src2, &env->fp_status)) { \ | |
668 | case float_relation_unordered: \ | |
669 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ | |
670 | if ((env->fsr & FSR_NVM) || TRAP) { \ | |
671 | env->fsr |= new_fsr; \ | |
672 | env->fsr |= FSR_NVC; \ | |
673 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
674 | raise_exception(TT_FP_EXCP); \ | |
675 | } else { \ | |
676 | env->fsr |= FSR_NVA; \ | |
677 | } \ | |
678 | break; \ | |
679 | case float_relation_less: \ | |
680 | new_fsr = FSR_FCC0 << FS; \ | |
681 | break; \ | |
682 | case float_relation_greater: \ | |
683 | new_fsr = FSR_FCC1 << FS; \ | |
684 | break; \ | |
685 | default: \ | |
686 | new_fsr = 0; \ | |
687 | break; \ | |
688 | } \ | |
689 | env->fsr |= new_fsr; \ | |
690 | } | |
e8af50a3 | 691 | |
714547bb | 692 | GEN_FCMPS(fcmps, float32, 0, 0); |
417454b0 BS |
693 | GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0); |
694 | ||
714547bb | 695 | GEN_FCMPS(fcmpes, float32, 0, 1); |
417454b0 | 696 | GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1); |
3475187d | 697 | |
4e14008f BS |
698 | GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0); |
699 | GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1); | |
4e14008f | 700 | |
3475187d | 701 | #ifdef TARGET_SPARC64 |
714547bb | 702 | GEN_FCMPS(fcmps_fcc1, float32, 22, 0); |
417454b0 | 703 | GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0); |
64a88d5d | 704 | GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0); |
417454b0 | 705 | |
714547bb | 706 | GEN_FCMPS(fcmps_fcc2, float32, 24, 0); |
417454b0 | 707 | GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0); |
64a88d5d | 708 | GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0); |
417454b0 | 709 | |
714547bb | 710 | GEN_FCMPS(fcmps_fcc3, float32, 26, 0); |
417454b0 | 711 | GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0); |
64a88d5d | 712 | GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0); |
417454b0 | 713 | |
714547bb | 714 | GEN_FCMPS(fcmpes_fcc1, float32, 22, 1); |
417454b0 | 715 | GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1); |
64a88d5d | 716 | GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1); |
3475187d | 717 | |
714547bb | 718 | GEN_FCMPS(fcmpes_fcc2, float32, 24, 1); |
417454b0 | 719 | GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1); |
64a88d5d | 720 | GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1); |
3475187d | 721 | |
714547bb | 722 | GEN_FCMPS(fcmpes_fcc3, float32, 26, 1); |
417454b0 | 723 | GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1); |
4e14008f BS |
724 | GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1); |
725 | #endif | |
714547bb | 726 | #undef GEN_FCMPS |
3475187d | 727 | |
77f193da BS |
728 | #if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) && \ |
729 | defined(DEBUG_MXCC) | |
952a328f BS |
730 | static void dump_mxcc(CPUState *env) |
731 | { | |
732 | printf("mxccdata: %016llx %016llx %016llx %016llx\n", | |
77f193da BS |
733 | env->mxccdata[0], env->mxccdata[1], |
734 | env->mxccdata[2], env->mxccdata[3]); | |
952a328f BS |
735 | printf("mxccregs: %016llx %016llx %016llx %016llx\n" |
736 | " %016llx %016llx %016llx %016llx\n", | |
77f193da BS |
737 | env->mxccregs[0], env->mxccregs[1], |
738 | env->mxccregs[2], env->mxccregs[3], | |
739 | env->mxccregs[4], env->mxccregs[5], | |
740 | env->mxccregs[6], env->mxccregs[7]); | |
952a328f BS |
741 | } |
742 | #endif | |
743 | ||
1a2fb1c0 BS |
744 | #if (defined(TARGET_SPARC64) || !defined(CONFIG_USER_ONLY)) \ |
745 | && defined(DEBUG_ASI) | |
746 | static void dump_asi(const char *txt, target_ulong addr, int asi, int size, | |
747 | uint64_t r1) | |
8543e2cf BS |
748 | { |
749 | switch (size) | |
750 | { | |
751 | case 1: | |
1a2fb1c0 BS |
752 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %02" PRIx64 "\n", txt, |
753 | addr, asi, r1 & 0xff); | |
8543e2cf BS |
754 | break; |
755 | case 2: | |
1a2fb1c0 BS |
756 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %04" PRIx64 "\n", txt, |
757 | addr, asi, r1 & 0xffff); | |
8543e2cf BS |
758 | break; |
759 | case 4: | |
1a2fb1c0 BS |
760 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %08" PRIx64 "\n", txt, |
761 | addr, asi, r1 & 0xffffffff); | |
8543e2cf BS |
762 | break; |
763 | case 8: | |
1a2fb1c0 BS |
764 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %016" PRIx64 "\n", txt, |
765 | addr, asi, r1); | |
8543e2cf BS |
766 | break; |
767 | } | |
768 | } | |
769 | #endif | |
770 | ||
1a2fb1c0 BS |
771 | #ifndef TARGET_SPARC64 |
772 | #ifndef CONFIG_USER_ONLY | |
773 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) | |
e8af50a3 | 774 | { |
1a2fb1c0 | 775 | uint64_t ret = 0; |
8543e2cf | 776 | #if defined(DEBUG_MXCC) || defined(DEBUG_ASI) |
1a2fb1c0 | 777 | uint32_t last_addr = addr; |
952a328f | 778 | #endif |
e80cfcfc | 779 | |
c2bc0e38 | 780 | helper_check_align(addr, size - 1); |
e80cfcfc | 781 | switch (asi) { |
6c36d3fa | 782 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 783 | switch (addr) { |
952a328f | 784 | case 0x01c00a00: /* MXCC control register */ |
1a2fb1c0 BS |
785 | if (size == 8) |
786 | ret = env->mxccregs[3]; | |
787 | else | |
77f193da BS |
788 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
789 | size); | |
952a328f BS |
790 | break; |
791 | case 0x01c00a04: /* MXCC control register */ | |
792 | if (size == 4) | |
793 | ret = env->mxccregs[3]; | |
794 | else | |
77f193da BS |
795 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
796 | size); | |
952a328f | 797 | break; |
295db113 BS |
798 | case 0x01c00c00: /* Module reset register */ |
799 | if (size == 8) { | |
1a2fb1c0 | 800 | ret = env->mxccregs[5]; |
295db113 BS |
801 | // should we do something here? |
802 | } else | |
77f193da BS |
803 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
804 | size); | |
295db113 | 805 | break; |
952a328f | 806 | case 0x01c00f00: /* MBus port address register */ |
1a2fb1c0 BS |
807 | if (size == 8) |
808 | ret = env->mxccregs[7]; | |
809 | else | |
77f193da BS |
810 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
811 | size); | |
952a328f BS |
812 | break; |
813 | default: | |
77f193da BS |
814 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
815 | size); | |
952a328f BS |
816 | break; |
817 | } | |
77f193da | 818 | DPRINTF_MXCC("asi = %d, size = %d, sign = %d, " |
9827e450 | 819 | "addr = %08x -> ret = %" PRIx64 "," |
1a2fb1c0 | 820 | "addr = %08x\n", asi, size, sign, last_addr, ret, addr); |
952a328f BS |
821 | #ifdef DEBUG_MXCC |
822 | dump_mxcc(env); | |
823 | #endif | |
6c36d3fa | 824 | break; |
e8af50a3 | 825 | case 3: /* MMU probe */ |
0f8a249a BS |
826 | { |
827 | int mmulev; | |
828 | ||
1a2fb1c0 | 829 | mmulev = (addr >> 8) & 15; |
0f8a249a BS |
830 | if (mmulev > 4) |
831 | ret = 0; | |
1a2fb1c0 BS |
832 | else |
833 | ret = mmu_probe(env, addr, mmulev); | |
834 | DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08" PRIx64 "\n", | |
835 | addr, mmulev, ret); | |
0f8a249a BS |
836 | } |
837 | break; | |
e8af50a3 | 838 | case 4: /* read MMU regs */ |
0f8a249a | 839 | { |
1a2fb1c0 | 840 | int reg = (addr >> 8) & 0x1f; |
3b46e624 | 841 | |
0f8a249a BS |
842 | ret = env->mmuregs[reg]; |
843 | if (reg == 3) /* Fault status cleared on read */ | |
3dd9a152 BS |
844 | env->mmuregs[3] = 0; |
845 | else if (reg == 0x13) /* Fault status read */ | |
846 | ret = env->mmuregs[3]; | |
847 | else if (reg == 0x14) /* Fault address read */ | |
848 | ret = env->mmuregs[4]; | |
1a2fb1c0 | 849 | DPRINTF_MMU("mmu_read: reg[%d] = 0x%08" PRIx64 "\n", reg, ret); |
0f8a249a BS |
850 | } |
851 | break; | |
045380be BS |
852 | case 5: // Turbosparc ITLB Diagnostic |
853 | case 6: // Turbosparc DTLB Diagnostic | |
854 | case 7: // Turbosparc IOTLB Diagnostic | |
855 | break; | |
6c36d3fa BS |
856 | case 9: /* Supervisor code access */ |
857 | switch(size) { | |
858 | case 1: | |
1a2fb1c0 | 859 | ret = ldub_code(addr); |
6c36d3fa BS |
860 | break; |
861 | case 2: | |
a4e7dd52 | 862 | ret = lduw_code(addr); |
6c36d3fa BS |
863 | break; |
864 | default: | |
865 | case 4: | |
a4e7dd52 | 866 | ret = ldl_code(addr); |
6c36d3fa BS |
867 | break; |
868 | case 8: | |
a4e7dd52 | 869 | ret = ldq_code(addr); |
6c36d3fa BS |
870 | break; |
871 | } | |
872 | break; | |
81ad8ba2 BS |
873 | case 0xa: /* User data access */ |
874 | switch(size) { | |
875 | case 1: | |
1a2fb1c0 | 876 | ret = ldub_user(addr); |
81ad8ba2 BS |
877 | break; |
878 | case 2: | |
a4e7dd52 | 879 | ret = lduw_user(addr); |
81ad8ba2 BS |
880 | break; |
881 | default: | |
882 | case 4: | |
a4e7dd52 | 883 | ret = ldl_user(addr); |
81ad8ba2 BS |
884 | break; |
885 | case 8: | |
a4e7dd52 | 886 | ret = ldq_user(addr); |
81ad8ba2 BS |
887 | break; |
888 | } | |
889 | break; | |
890 | case 0xb: /* Supervisor data access */ | |
891 | switch(size) { | |
892 | case 1: | |
1a2fb1c0 | 893 | ret = ldub_kernel(addr); |
81ad8ba2 BS |
894 | break; |
895 | case 2: | |
a4e7dd52 | 896 | ret = lduw_kernel(addr); |
81ad8ba2 BS |
897 | break; |
898 | default: | |
899 | case 4: | |
a4e7dd52 | 900 | ret = ldl_kernel(addr); |
81ad8ba2 BS |
901 | break; |
902 | case 8: | |
a4e7dd52 | 903 | ret = ldq_kernel(addr); |
81ad8ba2 BS |
904 | break; |
905 | } | |
906 | break; | |
6c36d3fa BS |
907 | case 0xc: /* I-cache tag */ |
908 | case 0xd: /* I-cache data */ | |
909 | case 0xe: /* D-cache tag */ | |
910 | case 0xf: /* D-cache data */ | |
911 | break; | |
912 | case 0x20: /* MMU passthrough */ | |
02aab46a FB |
913 | switch(size) { |
914 | case 1: | |
1a2fb1c0 | 915 | ret = ldub_phys(addr); |
02aab46a FB |
916 | break; |
917 | case 2: | |
a4e7dd52 | 918 | ret = lduw_phys(addr); |
02aab46a FB |
919 | break; |
920 | default: | |
921 | case 4: | |
a4e7dd52 | 922 | ret = ldl_phys(addr); |
02aab46a | 923 | break; |
9e61bde5 | 924 | case 8: |
a4e7dd52 | 925 | ret = ldq_phys(addr); |
0f8a249a | 926 | break; |
02aab46a | 927 | } |
0f8a249a | 928 | break; |
7d85892b | 929 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
5dcb6b91 BS |
930 | switch(size) { |
931 | case 1: | |
1a2fb1c0 | 932 | ret = ldub_phys((target_phys_addr_t)addr |
5dcb6b91 BS |
933 | | ((target_phys_addr_t)(asi & 0xf) << 32)); |
934 | break; | |
935 | case 2: | |
a4e7dd52 | 936 | ret = lduw_phys((target_phys_addr_t)addr |
5dcb6b91 BS |
937 | | ((target_phys_addr_t)(asi & 0xf) << 32)); |
938 | break; | |
939 | default: | |
940 | case 4: | |
a4e7dd52 | 941 | ret = ldl_phys((target_phys_addr_t)addr |
5dcb6b91 BS |
942 | | ((target_phys_addr_t)(asi & 0xf) << 32)); |
943 | break; | |
944 | case 8: | |
a4e7dd52 | 945 | ret = ldq_phys((target_phys_addr_t)addr |
5dcb6b91 | 946 | | ((target_phys_addr_t)(asi & 0xf) << 32)); |
0f8a249a | 947 | break; |
5dcb6b91 | 948 | } |
0f8a249a | 949 | break; |
045380be BS |
950 | case 0x30: // Turbosparc secondary cache diagnostic |
951 | case 0x31: // Turbosparc RAM snoop | |
952 | case 0x32: // Turbosparc page table descriptor diagnostic | |
666c87aa BS |
953 | case 0x39: /* data cache diagnostic register */ |
954 | ret = 0; | |
955 | break; | |
045380be | 956 | case 8: /* User code access, XXX */ |
e8af50a3 | 957 | default: |
e18231a3 | 958 | do_unassigned_access(addr, 0, 0, asi, size); |
0f8a249a BS |
959 | ret = 0; |
960 | break; | |
e8af50a3 | 961 | } |
81ad8ba2 BS |
962 | if (sign) { |
963 | switch(size) { | |
964 | case 1: | |
1a2fb1c0 | 965 | ret = (int8_t) ret; |
e32664fb | 966 | break; |
81ad8ba2 | 967 | case 2: |
1a2fb1c0 BS |
968 | ret = (int16_t) ret; |
969 | break; | |
970 | case 4: | |
971 | ret = (int32_t) ret; | |
e32664fb | 972 | break; |
81ad8ba2 | 973 | default: |
81ad8ba2 BS |
974 | break; |
975 | } | |
976 | } | |
8543e2cf | 977 | #ifdef DEBUG_ASI |
1a2fb1c0 | 978 | dump_asi("read ", last_addr, asi, size, ret); |
8543e2cf | 979 | #endif |
1a2fb1c0 | 980 | return ret; |
e8af50a3 FB |
981 | } |
982 | ||
1a2fb1c0 | 983 | void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size) |
e8af50a3 | 984 | { |
c2bc0e38 | 985 | helper_check_align(addr, size - 1); |
e8af50a3 | 986 | switch(asi) { |
6c36d3fa | 987 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 988 | switch (addr) { |
952a328f BS |
989 | case 0x01c00000: /* MXCC stream data register 0 */ |
990 | if (size == 8) | |
1a2fb1c0 | 991 | env->mxccdata[0] = val; |
952a328f | 992 | else |
77f193da BS |
993 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
994 | size); | |
952a328f BS |
995 | break; |
996 | case 0x01c00008: /* MXCC stream data register 1 */ | |
997 | if (size == 8) | |
1a2fb1c0 | 998 | env->mxccdata[1] = val; |
952a328f | 999 | else |
77f193da BS |
1000 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1001 | size); | |
952a328f BS |
1002 | break; |
1003 | case 0x01c00010: /* MXCC stream data register 2 */ | |
1004 | if (size == 8) | |
1a2fb1c0 | 1005 | env->mxccdata[2] = val; |
952a328f | 1006 | else |
77f193da BS |
1007 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1008 | size); | |
952a328f BS |
1009 | break; |
1010 | case 0x01c00018: /* MXCC stream data register 3 */ | |
1011 | if (size == 8) | |
1a2fb1c0 | 1012 | env->mxccdata[3] = val; |
952a328f | 1013 | else |
77f193da BS |
1014 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1015 | size); | |
952a328f BS |
1016 | break; |
1017 | case 0x01c00100: /* MXCC stream source */ | |
1018 | if (size == 8) | |
1a2fb1c0 | 1019 | env->mxccregs[0] = val; |
952a328f | 1020 | else |
77f193da BS |
1021 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1022 | size); | |
1023 | env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1024 | 0); | |
1025 | env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1026 | 8); | |
1027 | env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1028 | 16); | |
1029 | env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1030 | 24); | |
952a328f BS |
1031 | break; |
1032 | case 0x01c00200: /* MXCC stream destination */ | |
1033 | if (size == 8) | |
1a2fb1c0 | 1034 | env->mxccregs[1] = val; |
952a328f | 1035 | else |
77f193da BS |
1036 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1037 | size); | |
1038 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0, | |
1039 | env->mxccdata[0]); | |
1040 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8, | |
1041 | env->mxccdata[1]); | |
1042 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16, | |
1043 | env->mxccdata[2]); | |
1044 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24, | |
1045 | env->mxccdata[3]); | |
952a328f BS |
1046 | break; |
1047 | case 0x01c00a00: /* MXCC control register */ | |
1048 | if (size == 8) | |
1a2fb1c0 | 1049 | env->mxccregs[3] = val; |
952a328f | 1050 | else |
77f193da BS |
1051 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1052 | size); | |
952a328f BS |
1053 | break; |
1054 | case 0x01c00a04: /* MXCC control register */ | |
1055 | if (size == 4) | |
9f4576f0 | 1056 | env->mxccregs[3] = (env->mxccregs[3] & 0xffffffff00000000ULL) |
77f193da | 1057 | | val; |
952a328f | 1058 | else |
77f193da BS |
1059 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1060 | size); | |
952a328f BS |
1061 | break; |
1062 | case 0x01c00e00: /* MXCC error register */ | |
bbf7d96b | 1063 | // writing a 1 bit clears the error |
952a328f | 1064 | if (size == 8) |
1a2fb1c0 | 1065 | env->mxccregs[6] &= ~val; |
952a328f | 1066 | else |
77f193da BS |
1067 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1068 | size); | |
952a328f BS |
1069 | break; |
1070 | case 0x01c00f00: /* MBus port address register */ | |
1071 | if (size == 8) | |
1a2fb1c0 | 1072 | env->mxccregs[7] = val; |
952a328f | 1073 | else |
77f193da BS |
1074 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1075 | size); | |
952a328f BS |
1076 | break; |
1077 | default: | |
77f193da BS |
1078 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
1079 | size); | |
952a328f BS |
1080 | break; |
1081 | } | |
9827e450 BS |
1082 | DPRINTF_MXCC("asi = %d, size = %d, addr = %08x, val = %" PRIx64 "\n", |
1083 | asi, size, addr, val); | |
952a328f BS |
1084 | #ifdef DEBUG_MXCC |
1085 | dump_mxcc(env); | |
1086 | #endif | |
6c36d3fa | 1087 | break; |
e8af50a3 | 1088 | case 3: /* MMU flush */ |
0f8a249a BS |
1089 | { |
1090 | int mmulev; | |
e80cfcfc | 1091 | |
1a2fb1c0 | 1092 | mmulev = (addr >> 8) & 15; |
952a328f | 1093 | DPRINTF_MMU("mmu flush level %d\n", mmulev); |
0f8a249a BS |
1094 | switch (mmulev) { |
1095 | case 0: // flush page | |
1a2fb1c0 | 1096 | tlb_flush_page(env, addr & 0xfffff000); |
0f8a249a BS |
1097 | break; |
1098 | case 1: // flush segment (256k) | |
1099 | case 2: // flush region (16M) | |
1100 | case 3: // flush context (4G) | |
1101 | case 4: // flush entire | |
1102 | tlb_flush(env, 1); | |
1103 | break; | |
1104 | default: | |
1105 | break; | |
1106 | } | |
55754d9e | 1107 | #ifdef DEBUG_MMU |
0f8a249a | 1108 | dump_mmu(env); |
55754d9e | 1109 | #endif |
0f8a249a | 1110 | } |
8543e2cf | 1111 | break; |
e8af50a3 | 1112 | case 4: /* write MMU regs */ |
0f8a249a | 1113 | { |
1a2fb1c0 | 1114 | int reg = (addr >> 8) & 0x1f; |
0f8a249a | 1115 | uint32_t oldreg; |
3b46e624 | 1116 | |
0f8a249a | 1117 | oldreg = env->mmuregs[reg]; |
55754d9e | 1118 | switch(reg) { |
3deaeab7 | 1119 | case 0: // Control Register |
3dd9a152 | 1120 | env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) | |
1a2fb1c0 | 1121 | (val & 0x00ffffff); |
0f8a249a BS |
1122 | // Mappings generated during no-fault mode or MMU |
1123 | // disabled mode are invalid in normal mode | |
5578ceab BS |
1124 | if ((oldreg & (MMU_E | MMU_NF | env->def->mmu_bm)) != |
1125 | (env->mmuregs[reg] & (MMU_E | MMU_NF | env->def->mmu_bm))) | |
55754d9e FB |
1126 | tlb_flush(env, 1); |
1127 | break; | |
3deaeab7 | 1128 | case 1: // Context Table Pointer Register |
5578ceab | 1129 | env->mmuregs[reg] = val & env->def->mmu_ctpr_mask; |
3deaeab7 BS |
1130 | break; |
1131 | case 2: // Context Register | |
5578ceab | 1132 | env->mmuregs[reg] = val & env->def->mmu_cxr_mask; |
55754d9e FB |
1133 | if (oldreg != env->mmuregs[reg]) { |
1134 | /* we flush when the MMU context changes because | |
1135 | QEMU has no MMU context support */ | |
1136 | tlb_flush(env, 1); | |
1137 | } | |
1138 | break; | |
3deaeab7 BS |
1139 | case 3: // Synchronous Fault Status Register with Clear |
1140 | case 4: // Synchronous Fault Address Register | |
1141 | break; | |
1142 | case 0x10: // TLB Replacement Control Register | |
5578ceab | 1143 | env->mmuregs[reg] = val & env->def->mmu_trcr_mask; |
55754d9e | 1144 | break; |
3deaeab7 | 1145 | case 0x13: // Synchronous Fault Status Register with Read and Clear |
5578ceab | 1146 | env->mmuregs[3] = val & env->def->mmu_sfsr_mask; |
3dd9a152 | 1147 | break; |
3deaeab7 | 1148 | case 0x14: // Synchronous Fault Address Register |
1a2fb1c0 | 1149 | env->mmuregs[4] = val; |
3dd9a152 | 1150 | break; |
55754d9e | 1151 | default: |
1a2fb1c0 | 1152 | env->mmuregs[reg] = val; |
55754d9e FB |
1153 | break; |
1154 | } | |
55754d9e | 1155 | if (oldreg != env->mmuregs[reg]) { |
77f193da BS |
1156 | DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n", |
1157 | reg, oldreg, env->mmuregs[reg]); | |
55754d9e | 1158 | } |
952a328f | 1159 | #ifdef DEBUG_MMU |
0f8a249a | 1160 | dump_mmu(env); |
55754d9e | 1161 | #endif |
0f8a249a | 1162 | } |
8543e2cf | 1163 | break; |
045380be BS |
1164 | case 5: // Turbosparc ITLB Diagnostic |
1165 | case 6: // Turbosparc DTLB Diagnostic | |
1166 | case 7: // Turbosparc IOTLB Diagnostic | |
1167 | break; | |
81ad8ba2 BS |
1168 | case 0xa: /* User data access */ |
1169 | switch(size) { | |
1170 | case 1: | |
1a2fb1c0 | 1171 | stb_user(addr, val); |
81ad8ba2 BS |
1172 | break; |
1173 | case 2: | |
a4e7dd52 | 1174 | stw_user(addr, val); |
81ad8ba2 BS |
1175 | break; |
1176 | default: | |
1177 | case 4: | |
a4e7dd52 | 1178 | stl_user(addr, val); |
81ad8ba2 BS |
1179 | break; |
1180 | case 8: | |
a4e7dd52 | 1181 | stq_user(addr, val); |
81ad8ba2 BS |
1182 | break; |
1183 | } | |
1184 | break; | |
1185 | case 0xb: /* Supervisor data access */ | |
1186 | switch(size) { | |
1187 | case 1: | |
1a2fb1c0 | 1188 | stb_kernel(addr, val); |
81ad8ba2 BS |
1189 | break; |
1190 | case 2: | |
a4e7dd52 | 1191 | stw_kernel(addr, val); |
81ad8ba2 BS |
1192 | break; |
1193 | default: | |
1194 | case 4: | |
a4e7dd52 | 1195 | stl_kernel(addr, val); |
81ad8ba2 BS |
1196 | break; |
1197 | case 8: | |
a4e7dd52 | 1198 | stq_kernel(addr, val); |
81ad8ba2 BS |
1199 | break; |
1200 | } | |
1201 | break; | |
6c36d3fa BS |
1202 | case 0xc: /* I-cache tag */ |
1203 | case 0xd: /* I-cache data */ | |
1204 | case 0xe: /* D-cache tag */ | |
1205 | case 0xf: /* D-cache data */ | |
1206 | case 0x10: /* I/D-cache flush page */ | |
1207 | case 0x11: /* I/D-cache flush segment */ | |
1208 | case 0x12: /* I/D-cache flush region */ | |
1209 | case 0x13: /* I/D-cache flush context */ | |
1210 | case 0x14: /* I/D-cache flush user */ | |
1211 | break; | |
e80cfcfc | 1212 | case 0x17: /* Block copy, sta access */ |
0f8a249a | 1213 | { |
1a2fb1c0 BS |
1214 | // val = src |
1215 | // addr = dst | |
0f8a249a | 1216 | // copy 32 bytes |
6c36d3fa | 1217 | unsigned int i; |
1a2fb1c0 | 1218 | uint32_t src = val & ~3, dst = addr & ~3, temp; |
3b46e624 | 1219 | |
6c36d3fa BS |
1220 | for (i = 0; i < 32; i += 4, src += 4, dst += 4) { |
1221 | temp = ldl_kernel(src); | |
1222 | stl_kernel(dst, temp); | |
1223 | } | |
0f8a249a | 1224 | } |
8543e2cf | 1225 | break; |
e80cfcfc | 1226 | case 0x1f: /* Block fill, stda access */ |
0f8a249a | 1227 | { |
1a2fb1c0 BS |
1228 | // addr = dst |
1229 | // fill 32 bytes with val | |
6c36d3fa | 1230 | unsigned int i; |
1a2fb1c0 | 1231 | uint32_t dst = addr & 7; |
6c36d3fa BS |
1232 | |
1233 | for (i = 0; i < 32; i += 8, dst += 8) | |
1234 | stq_kernel(dst, val); | |
0f8a249a | 1235 | } |
8543e2cf | 1236 | break; |
6c36d3fa | 1237 | case 0x20: /* MMU passthrough */ |
0f8a249a | 1238 | { |
02aab46a FB |
1239 | switch(size) { |
1240 | case 1: | |
1a2fb1c0 | 1241 | stb_phys(addr, val); |
02aab46a FB |
1242 | break; |
1243 | case 2: | |
a4e7dd52 | 1244 | stw_phys(addr, val); |
02aab46a FB |
1245 | break; |
1246 | case 4: | |
1247 | default: | |
a4e7dd52 | 1248 | stl_phys(addr, val); |
02aab46a | 1249 | break; |
9e61bde5 | 1250 | case 8: |
a4e7dd52 | 1251 | stq_phys(addr, val); |
9e61bde5 | 1252 | break; |
02aab46a | 1253 | } |
0f8a249a | 1254 | } |
8543e2cf | 1255 | break; |
045380be | 1256 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
0f8a249a | 1257 | { |
5dcb6b91 BS |
1258 | switch(size) { |
1259 | case 1: | |
1a2fb1c0 BS |
1260 | stb_phys((target_phys_addr_t)addr |
1261 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
1262 | break; |
1263 | case 2: | |
a4e7dd52 | 1264 | stw_phys((target_phys_addr_t)addr |
1a2fb1c0 | 1265 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); |
5dcb6b91 BS |
1266 | break; |
1267 | case 4: | |
1268 | default: | |
a4e7dd52 | 1269 | stl_phys((target_phys_addr_t)addr |
1a2fb1c0 | 1270 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); |
5dcb6b91 BS |
1271 | break; |
1272 | case 8: | |
a4e7dd52 | 1273 | stq_phys((target_phys_addr_t)addr |
1a2fb1c0 | 1274 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); |
5dcb6b91 BS |
1275 | break; |
1276 | } | |
0f8a249a | 1277 | } |
8543e2cf | 1278 | break; |
045380be BS |
1279 | case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic |
1280 | case 0x31: // store buffer data, Ross RT620 I-cache flush or | |
1281 | // Turbosparc snoop RAM | |
77f193da BS |
1282 | case 0x32: // store buffer control or Turbosparc page table |
1283 | // descriptor diagnostic | |
6c36d3fa BS |
1284 | case 0x36: /* I-cache flash clear */ |
1285 | case 0x37: /* D-cache flash clear */ | |
666c87aa BS |
1286 | case 0x38: /* breakpoint diagnostics */ |
1287 | case 0x4c: /* breakpoint action */ | |
6c36d3fa | 1288 | break; |
045380be | 1289 | case 8: /* User code access, XXX */ |
6c36d3fa | 1290 | case 9: /* Supervisor code access, XXX */ |
e8af50a3 | 1291 | default: |
e18231a3 | 1292 | do_unassigned_access(addr, 1, 0, asi, size); |
8543e2cf | 1293 | break; |
e8af50a3 | 1294 | } |
8543e2cf | 1295 | #ifdef DEBUG_ASI |
1a2fb1c0 | 1296 | dump_asi("write", addr, asi, size, val); |
8543e2cf | 1297 | #endif |
e8af50a3 FB |
1298 | } |
1299 | ||
81ad8ba2 BS |
1300 | #endif /* CONFIG_USER_ONLY */ |
1301 | #else /* TARGET_SPARC64 */ | |
1302 | ||
1303 | #ifdef CONFIG_USER_ONLY | |
1a2fb1c0 | 1304 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
81ad8ba2 BS |
1305 | { |
1306 | uint64_t ret = 0; | |
1a2fb1c0 BS |
1307 | #if defined(DEBUG_ASI) |
1308 | target_ulong last_addr = addr; | |
1309 | #endif | |
81ad8ba2 BS |
1310 | |
1311 | if (asi < 0x80) | |
1312 | raise_exception(TT_PRIV_ACT); | |
1313 | ||
c2bc0e38 | 1314 | helper_check_align(addr, size - 1); |
2cade6a3 | 1315 | address_mask(env, &addr); |
c2bc0e38 | 1316 | |
81ad8ba2 | 1317 | switch (asi) { |
81ad8ba2 | 1318 | case 0x82: // Primary no-fault |
81ad8ba2 | 1319 | case 0x8a: // Primary no-fault LE |
e83ce550 BS |
1320 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
1321 | #ifdef DEBUG_ASI | |
1322 | dump_asi("read ", last_addr, asi, size, ret); | |
1323 | #endif | |
1324 | return 0; | |
1325 | } | |
1326 | // Fall through | |
1327 | case 0x80: // Primary | |
1328 | case 0x88: // Primary LE | |
81ad8ba2 BS |
1329 | { |
1330 | switch(size) { | |
1331 | case 1: | |
1a2fb1c0 | 1332 | ret = ldub_raw(addr); |
81ad8ba2 BS |
1333 | break; |
1334 | case 2: | |
a4e7dd52 | 1335 | ret = lduw_raw(addr); |
81ad8ba2 BS |
1336 | break; |
1337 | case 4: | |
a4e7dd52 | 1338 | ret = ldl_raw(addr); |
81ad8ba2 BS |
1339 | break; |
1340 | default: | |
1341 | case 8: | |
a4e7dd52 | 1342 | ret = ldq_raw(addr); |
81ad8ba2 BS |
1343 | break; |
1344 | } | |
1345 | } | |
1346 | break; | |
81ad8ba2 | 1347 | case 0x83: // Secondary no-fault |
81ad8ba2 | 1348 | case 0x8b: // Secondary no-fault LE |
e83ce550 BS |
1349 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
1350 | #ifdef DEBUG_ASI | |
1351 | dump_asi("read ", last_addr, asi, size, ret); | |
1352 | #endif | |
1353 | return 0; | |
1354 | } | |
1355 | // Fall through | |
1356 | case 0x81: // Secondary | |
1357 | case 0x89: // Secondary LE | |
81ad8ba2 BS |
1358 | // XXX |
1359 | break; | |
1360 | default: | |
1361 | break; | |
1362 | } | |
1363 | ||
1364 | /* Convert from little endian */ | |
1365 | switch (asi) { | |
1366 | case 0x88: // Primary LE | |
1367 | case 0x89: // Secondary LE | |
1368 | case 0x8a: // Primary no-fault LE | |
1369 | case 0x8b: // Secondary no-fault LE | |
1370 | switch(size) { | |
1371 | case 2: | |
1372 | ret = bswap16(ret); | |
e32664fb | 1373 | break; |
81ad8ba2 BS |
1374 | case 4: |
1375 | ret = bswap32(ret); | |
e32664fb | 1376 | break; |
81ad8ba2 BS |
1377 | case 8: |
1378 | ret = bswap64(ret); | |
e32664fb | 1379 | break; |
81ad8ba2 BS |
1380 | default: |
1381 | break; | |
1382 | } | |
1383 | default: | |
1384 | break; | |
1385 | } | |
1386 | ||
1387 | /* Convert to signed number */ | |
1388 | if (sign) { | |
1389 | switch(size) { | |
1390 | case 1: | |
1391 | ret = (int8_t) ret; | |
e32664fb | 1392 | break; |
81ad8ba2 BS |
1393 | case 2: |
1394 | ret = (int16_t) ret; | |
e32664fb | 1395 | break; |
81ad8ba2 BS |
1396 | case 4: |
1397 | ret = (int32_t) ret; | |
e32664fb | 1398 | break; |
81ad8ba2 BS |
1399 | default: |
1400 | break; | |
1401 | } | |
1402 | } | |
1a2fb1c0 BS |
1403 | #ifdef DEBUG_ASI |
1404 | dump_asi("read ", last_addr, asi, size, ret); | |
1405 | #endif | |
1406 | return ret; | |
81ad8ba2 BS |
1407 | } |
1408 | ||
1a2fb1c0 | 1409 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
81ad8ba2 | 1410 | { |
1a2fb1c0 BS |
1411 | #ifdef DEBUG_ASI |
1412 | dump_asi("write", addr, asi, size, val); | |
1413 | #endif | |
81ad8ba2 BS |
1414 | if (asi < 0x80) |
1415 | raise_exception(TT_PRIV_ACT); | |
1416 | ||
c2bc0e38 | 1417 | helper_check_align(addr, size - 1); |
2cade6a3 | 1418 | address_mask(env, &addr); |
c2bc0e38 | 1419 | |
81ad8ba2 BS |
1420 | /* Convert to little endian */ |
1421 | switch (asi) { | |
1422 | case 0x88: // Primary LE | |
1423 | case 0x89: // Secondary LE | |
1424 | switch(size) { | |
1425 | case 2: | |
1a2fb1c0 | 1426 | addr = bswap16(addr); |
e32664fb | 1427 | break; |
81ad8ba2 | 1428 | case 4: |
1a2fb1c0 | 1429 | addr = bswap32(addr); |
e32664fb | 1430 | break; |
81ad8ba2 | 1431 | case 8: |
1a2fb1c0 | 1432 | addr = bswap64(addr); |
e32664fb | 1433 | break; |
81ad8ba2 BS |
1434 | default: |
1435 | break; | |
1436 | } | |
1437 | default: | |
1438 | break; | |
1439 | } | |
1440 | ||
1441 | switch(asi) { | |
1442 | case 0x80: // Primary | |
1443 | case 0x88: // Primary LE | |
1444 | { | |
1445 | switch(size) { | |
1446 | case 1: | |
1a2fb1c0 | 1447 | stb_raw(addr, val); |
81ad8ba2 BS |
1448 | break; |
1449 | case 2: | |
a4e7dd52 | 1450 | stw_raw(addr, val); |
81ad8ba2 BS |
1451 | break; |
1452 | case 4: | |
a4e7dd52 | 1453 | stl_raw(addr, val); |
81ad8ba2 BS |
1454 | break; |
1455 | case 8: | |
1456 | default: | |
a4e7dd52 | 1457 | stq_raw(addr, val); |
81ad8ba2 BS |
1458 | break; |
1459 | } | |
1460 | } | |
1461 | break; | |
1462 | case 0x81: // Secondary | |
1463 | case 0x89: // Secondary LE | |
1464 | // XXX | |
1465 | return; | |
1466 | ||
1467 | case 0x82: // Primary no-fault, RO | |
1468 | case 0x83: // Secondary no-fault, RO | |
1469 | case 0x8a: // Primary no-fault LE, RO | |
1470 | case 0x8b: // Secondary no-fault LE, RO | |
1471 | default: | |
e18231a3 | 1472 | do_unassigned_access(addr, 1, 0, 1, size); |
81ad8ba2 BS |
1473 | return; |
1474 | } | |
1475 | } | |
1476 | ||
1477 | #else /* CONFIG_USER_ONLY */ | |
3475187d | 1478 | |
1a2fb1c0 | 1479 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
3475187d | 1480 | { |
83469015 | 1481 | uint64_t ret = 0; |
1a2fb1c0 BS |
1482 | #if defined(DEBUG_ASI) |
1483 | target_ulong last_addr = addr; | |
1484 | #endif | |
3475187d | 1485 | |
6f27aba6 | 1486 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
1487 | || ((env->def->features & CPU_FEATURE_HYPV) |
1488 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 1489 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 1490 | raise_exception(TT_PRIV_ACT); |
3475187d | 1491 | |
c2bc0e38 | 1492 | helper_check_align(addr, size - 1); |
3475187d | 1493 | switch (asi) { |
e83ce550 BS |
1494 | case 0x82: // Primary no-fault |
1495 | case 0x8a: // Primary no-fault LE | |
1496 | if (cpu_get_phys_page_debug(env, addr) == -1ULL) { | |
1497 | #ifdef DEBUG_ASI | |
1498 | dump_asi("read ", last_addr, asi, size, ret); | |
1499 | #endif | |
1500 | return 0; | |
1501 | } | |
1502 | // Fall through | |
81ad8ba2 BS |
1503 | case 0x10: // As if user primary |
1504 | case 0x18: // As if user primary LE | |
1505 | case 0x80: // Primary | |
81ad8ba2 | 1506 | case 0x88: // Primary LE |
c99657d3 BS |
1507 | case 0xe2: // UA2007 Primary block init |
1508 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 1509 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
5578ceab BS |
1510 | if ((env->def->features & CPU_FEATURE_HYPV) |
1511 | && env->hpstate & HS_PRIV) { | |
6f27aba6 BS |
1512 | switch(size) { |
1513 | case 1: | |
1a2fb1c0 | 1514 | ret = ldub_hypv(addr); |
6f27aba6 BS |
1515 | break; |
1516 | case 2: | |
a4e7dd52 | 1517 | ret = lduw_hypv(addr); |
6f27aba6 BS |
1518 | break; |
1519 | case 4: | |
a4e7dd52 | 1520 | ret = ldl_hypv(addr); |
6f27aba6 BS |
1521 | break; |
1522 | default: | |
1523 | case 8: | |
a4e7dd52 | 1524 | ret = ldq_hypv(addr); |
6f27aba6 BS |
1525 | break; |
1526 | } | |
1527 | } else { | |
1528 | switch(size) { | |
1529 | case 1: | |
1a2fb1c0 | 1530 | ret = ldub_kernel(addr); |
6f27aba6 BS |
1531 | break; |
1532 | case 2: | |
a4e7dd52 | 1533 | ret = lduw_kernel(addr); |
6f27aba6 BS |
1534 | break; |
1535 | case 4: | |
a4e7dd52 | 1536 | ret = ldl_kernel(addr); |
6f27aba6 BS |
1537 | break; |
1538 | default: | |
1539 | case 8: | |
a4e7dd52 | 1540 | ret = ldq_kernel(addr); |
6f27aba6 BS |
1541 | break; |
1542 | } | |
81ad8ba2 BS |
1543 | } |
1544 | } else { | |
1545 | switch(size) { | |
1546 | case 1: | |
1a2fb1c0 | 1547 | ret = ldub_user(addr); |
81ad8ba2 BS |
1548 | break; |
1549 | case 2: | |
a4e7dd52 | 1550 | ret = lduw_user(addr); |
81ad8ba2 BS |
1551 | break; |
1552 | case 4: | |
a4e7dd52 | 1553 | ret = ldl_user(addr); |
81ad8ba2 BS |
1554 | break; |
1555 | default: | |
1556 | case 8: | |
a4e7dd52 | 1557 | ret = ldq_user(addr); |
81ad8ba2 BS |
1558 | break; |
1559 | } | |
1560 | } | |
1561 | break; | |
3475187d FB |
1562 | case 0x14: // Bypass |
1563 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
1564 | case 0x1c: // Bypass LE |
1565 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 1566 | { |
02aab46a FB |
1567 | switch(size) { |
1568 | case 1: | |
1a2fb1c0 | 1569 | ret = ldub_phys(addr); |
02aab46a FB |
1570 | break; |
1571 | case 2: | |
a4e7dd52 | 1572 | ret = lduw_phys(addr); |
02aab46a FB |
1573 | break; |
1574 | case 4: | |
a4e7dd52 | 1575 | ret = ldl_phys(addr); |
02aab46a FB |
1576 | break; |
1577 | default: | |
1578 | case 8: | |
a4e7dd52 | 1579 | ret = ldq_phys(addr); |
02aab46a FB |
1580 | break; |
1581 | } | |
0f8a249a BS |
1582 | break; |
1583 | } | |
db166940 BS |
1584 | case 0x24: // Nucleus quad LDD 128 bit atomic |
1585 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
1586 | // Only ldda allowed | |
1587 | raise_exception(TT_ILL_INSN); | |
1588 | return 0; | |
e83ce550 BS |
1589 | case 0x83: // Secondary no-fault |
1590 | case 0x8b: // Secondary no-fault LE | |
1591 | if (cpu_get_phys_page_debug(env, addr) == -1ULL) { | |
1592 | #ifdef DEBUG_ASI | |
1593 | dump_asi("read ", last_addr, asi, size, ret); | |
1594 | #endif | |
1595 | return 0; | |
1596 | } | |
1597 | // Fall through | |
83469015 FB |
1598 | case 0x04: // Nucleus |
1599 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 1600 | case 0x11: // As if user secondary |
83469015 | 1601 | case 0x19: // As if user secondary LE |
83469015 | 1602 | case 0x4a: // UPA config |
81ad8ba2 | 1603 | case 0x81: // Secondary |
83469015 | 1604 | case 0x89: // Secondary LE |
0f8a249a BS |
1605 | // XXX |
1606 | break; | |
3475187d | 1607 | case 0x45: // LSU |
0f8a249a BS |
1608 | ret = env->lsu; |
1609 | break; | |
3475187d | 1610 | case 0x50: // I-MMU regs |
0f8a249a | 1611 | { |
1a2fb1c0 | 1612 | int reg = (addr >> 3) & 0xf; |
3475187d | 1613 | |
0f8a249a BS |
1614 | ret = env->immuregs[reg]; |
1615 | break; | |
1616 | } | |
3475187d FB |
1617 | case 0x51: // I-MMU 8k TSB pointer |
1618 | case 0x52: // I-MMU 64k TSB pointer | |
0f8a249a BS |
1619 | // XXX |
1620 | break; | |
a5a52cf2 BS |
1621 | case 0x55: // I-MMU data access |
1622 | { | |
1623 | int reg = (addr >> 3) & 0x3f; | |
1624 | ||
1625 | ret = env->itlb_tte[reg]; | |
1626 | break; | |
1627 | } | |
83469015 | 1628 | case 0x56: // I-MMU tag read |
0f8a249a | 1629 | { |
43e9e742 | 1630 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 1631 | |
43e9e742 | 1632 | ret = env->itlb_tag[reg]; |
0f8a249a BS |
1633 | break; |
1634 | } | |
3475187d | 1635 | case 0x58: // D-MMU regs |
0f8a249a | 1636 | { |
1a2fb1c0 | 1637 | int reg = (addr >> 3) & 0xf; |
3475187d | 1638 | |
0f8a249a BS |
1639 | ret = env->dmmuregs[reg]; |
1640 | break; | |
1641 | } | |
a5a52cf2 BS |
1642 | case 0x5d: // D-MMU data access |
1643 | { | |
1644 | int reg = (addr >> 3) & 0x3f; | |
1645 | ||
1646 | ret = env->dtlb_tte[reg]; | |
1647 | break; | |
1648 | } | |
83469015 | 1649 | case 0x5e: // D-MMU tag read |
0f8a249a | 1650 | { |
43e9e742 | 1651 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 1652 | |
43e9e742 | 1653 | ret = env->dtlb_tag[reg]; |
0f8a249a BS |
1654 | break; |
1655 | } | |
f7350b47 BS |
1656 | case 0x46: // D-cache data |
1657 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
1658 | case 0x4b: // E-cache error enable |
1659 | case 0x4c: // E-cache asynchronous fault status | |
1660 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
1661 | case 0x4e: // E-cache tag data |
1662 | case 0x66: // I-cache instruction access | |
1663 | case 0x67: // I-cache tag access | |
1664 | case 0x6e: // I-cache predecode | |
1665 | case 0x6f: // I-cache LRU etc. | |
1666 | case 0x76: // E-cache tag | |
1667 | case 0x7e: // E-cache tag | |
1668 | break; | |
3475187d FB |
1669 | case 0x59: // D-MMU 8k TSB pointer |
1670 | case 0x5a: // D-MMU 64k TSB pointer | |
1671 | case 0x5b: // D-MMU data pointer | |
83469015 FB |
1672 | case 0x48: // Interrupt dispatch, RO |
1673 | case 0x49: // Interrupt data receive | |
1674 | case 0x7f: // Incoming interrupt vector, RO | |
0f8a249a BS |
1675 | // XXX |
1676 | break; | |
3475187d FB |
1677 | case 0x54: // I-MMU data in, WO |
1678 | case 0x57: // I-MMU demap, WO | |
1679 | case 0x5c: // D-MMU data in, WO | |
1680 | case 0x5f: // D-MMU demap, WO | |
83469015 | 1681 | case 0x77: // Interrupt vector, WO |
3475187d | 1682 | default: |
e18231a3 | 1683 | do_unassigned_access(addr, 0, 0, 1, size); |
0f8a249a BS |
1684 | ret = 0; |
1685 | break; | |
3475187d | 1686 | } |
81ad8ba2 BS |
1687 | |
1688 | /* Convert from little endian */ | |
1689 | switch (asi) { | |
1690 | case 0x0c: // Nucleus Little Endian (LE) | |
1691 | case 0x18: // As if user primary LE | |
1692 | case 0x19: // As if user secondary LE | |
1693 | case 0x1c: // Bypass LE | |
1694 | case 0x1d: // Bypass, non-cacheable LE | |
1695 | case 0x88: // Primary LE | |
1696 | case 0x89: // Secondary LE | |
1697 | case 0x8a: // Primary no-fault LE | |
1698 | case 0x8b: // Secondary no-fault LE | |
1699 | switch(size) { | |
1700 | case 2: | |
1701 | ret = bswap16(ret); | |
e32664fb | 1702 | break; |
81ad8ba2 BS |
1703 | case 4: |
1704 | ret = bswap32(ret); | |
e32664fb | 1705 | break; |
81ad8ba2 BS |
1706 | case 8: |
1707 | ret = bswap64(ret); | |
e32664fb | 1708 | break; |
81ad8ba2 BS |
1709 | default: |
1710 | break; | |
1711 | } | |
1712 | default: | |
1713 | break; | |
1714 | } | |
1715 | ||
1716 | /* Convert to signed number */ | |
1717 | if (sign) { | |
1718 | switch(size) { | |
1719 | case 1: | |
1720 | ret = (int8_t) ret; | |
e32664fb | 1721 | break; |
81ad8ba2 BS |
1722 | case 2: |
1723 | ret = (int16_t) ret; | |
e32664fb | 1724 | break; |
81ad8ba2 BS |
1725 | case 4: |
1726 | ret = (int32_t) ret; | |
e32664fb | 1727 | break; |
81ad8ba2 BS |
1728 | default: |
1729 | break; | |
1730 | } | |
1731 | } | |
1a2fb1c0 BS |
1732 | #ifdef DEBUG_ASI |
1733 | dump_asi("read ", last_addr, asi, size, ret); | |
1734 | #endif | |
1735 | return ret; | |
3475187d FB |
1736 | } |
1737 | ||
1a2fb1c0 | 1738 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
3475187d | 1739 | { |
1a2fb1c0 BS |
1740 | #ifdef DEBUG_ASI |
1741 | dump_asi("write", addr, asi, size, val); | |
1742 | #endif | |
6f27aba6 | 1743 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
1744 | || ((env->def->features & CPU_FEATURE_HYPV) |
1745 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 1746 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 1747 | raise_exception(TT_PRIV_ACT); |
3475187d | 1748 | |
c2bc0e38 | 1749 | helper_check_align(addr, size - 1); |
81ad8ba2 BS |
1750 | /* Convert to little endian */ |
1751 | switch (asi) { | |
1752 | case 0x0c: // Nucleus Little Endian (LE) | |
1753 | case 0x18: // As if user primary LE | |
1754 | case 0x19: // As if user secondary LE | |
1755 | case 0x1c: // Bypass LE | |
1756 | case 0x1d: // Bypass, non-cacheable LE | |
81ad8ba2 BS |
1757 | case 0x88: // Primary LE |
1758 | case 0x89: // Secondary LE | |
1759 | switch(size) { | |
1760 | case 2: | |
1a2fb1c0 | 1761 | addr = bswap16(addr); |
e32664fb | 1762 | break; |
81ad8ba2 | 1763 | case 4: |
1a2fb1c0 | 1764 | addr = bswap32(addr); |
e32664fb | 1765 | break; |
81ad8ba2 | 1766 | case 8: |
1a2fb1c0 | 1767 | addr = bswap64(addr); |
e32664fb | 1768 | break; |
81ad8ba2 BS |
1769 | default: |
1770 | break; | |
1771 | } | |
1772 | default: | |
1773 | break; | |
1774 | } | |
1775 | ||
3475187d | 1776 | switch(asi) { |
81ad8ba2 BS |
1777 | case 0x10: // As if user primary |
1778 | case 0x18: // As if user primary LE | |
1779 | case 0x80: // Primary | |
1780 | case 0x88: // Primary LE | |
c99657d3 BS |
1781 | case 0xe2: // UA2007 Primary block init |
1782 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 1783 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
5578ceab BS |
1784 | if ((env->def->features & CPU_FEATURE_HYPV) |
1785 | && env->hpstate & HS_PRIV) { | |
6f27aba6 BS |
1786 | switch(size) { |
1787 | case 1: | |
1a2fb1c0 | 1788 | stb_hypv(addr, val); |
6f27aba6 BS |
1789 | break; |
1790 | case 2: | |
a4e7dd52 | 1791 | stw_hypv(addr, val); |
6f27aba6 BS |
1792 | break; |
1793 | case 4: | |
a4e7dd52 | 1794 | stl_hypv(addr, val); |
6f27aba6 BS |
1795 | break; |
1796 | case 8: | |
1797 | default: | |
a4e7dd52 | 1798 | stq_hypv(addr, val); |
6f27aba6 BS |
1799 | break; |
1800 | } | |
1801 | } else { | |
1802 | switch(size) { | |
1803 | case 1: | |
1a2fb1c0 | 1804 | stb_kernel(addr, val); |
6f27aba6 BS |
1805 | break; |
1806 | case 2: | |
a4e7dd52 | 1807 | stw_kernel(addr, val); |
6f27aba6 BS |
1808 | break; |
1809 | case 4: | |
a4e7dd52 | 1810 | stl_kernel(addr, val); |
6f27aba6 BS |
1811 | break; |
1812 | case 8: | |
1813 | default: | |
a4e7dd52 | 1814 | stq_kernel(addr, val); |
6f27aba6 BS |
1815 | break; |
1816 | } | |
81ad8ba2 BS |
1817 | } |
1818 | } else { | |
1819 | switch(size) { | |
1820 | case 1: | |
1a2fb1c0 | 1821 | stb_user(addr, val); |
81ad8ba2 BS |
1822 | break; |
1823 | case 2: | |
a4e7dd52 | 1824 | stw_user(addr, val); |
81ad8ba2 BS |
1825 | break; |
1826 | case 4: | |
a4e7dd52 | 1827 | stl_user(addr, val); |
81ad8ba2 BS |
1828 | break; |
1829 | case 8: | |
1830 | default: | |
a4e7dd52 | 1831 | stq_user(addr, val); |
81ad8ba2 BS |
1832 | break; |
1833 | } | |
1834 | } | |
1835 | break; | |
3475187d FB |
1836 | case 0x14: // Bypass |
1837 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
1838 | case 0x1c: // Bypass LE |
1839 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 1840 | { |
02aab46a FB |
1841 | switch(size) { |
1842 | case 1: | |
1a2fb1c0 | 1843 | stb_phys(addr, val); |
02aab46a FB |
1844 | break; |
1845 | case 2: | |
a4e7dd52 | 1846 | stw_phys(addr, val); |
02aab46a FB |
1847 | break; |
1848 | case 4: | |
a4e7dd52 | 1849 | stl_phys(addr, val); |
02aab46a FB |
1850 | break; |
1851 | case 8: | |
1852 | default: | |
a4e7dd52 | 1853 | stq_phys(addr, val); |
02aab46a FB |
1854 | break; |
1855 | } | |
0f8a249a BS |
1856 | } |
1857 | return; | |
db166940 BS |
1858 | case 0x24: // Nucleus quad LDD 128 bit atomic |
1859 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
1860 | // Only ldda allowed | |
1861 | raise_exception(TT_ILL_INSN); | |
1862 | return; | |
83469015 FB |
1863 | case 0x04: // Nucleus |
1864 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 1865 | case 0x11: // As if user secondary |
83469015 | 1866 | case 0x19: // As if user secondary LE |
83469015 | 1867 | case 0x4a: // UPA config |
51996525 | 1868 | case 0x81: // Secondary |
83469015 | 1869 | case 0x89: // Secondary LE |
0f8a249a BS |
1870 | // XXX |
1871 | return; | |
3475187d | 1872 | case 0x45: // LSU |
0f8a249a BS |
1873 | { |
1874 | uint64_t oldreg; | |
1875 | ||
1876 | oldreg = env->lsu; | |
1a2fb1c0 | 1877 | env->lsu = val & (DMMU_E | IMMU_E); |
0f8a249a BS |
1878 | // Mappings generated during D/I MMU disabled mode are |
1879 | // invalid in normal mode | |
1880 | if (oldreg != env->lsu) { | |
77f193da BS |
1881 | DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", |
1882 | oldreg, env->lsu); | |
83469015 | 1883 | #ifdef DEBUG_MMU |
0f8a249a | 1884 | dump_mmu(env); |
83469015 | 1885 | #endif |
0f8a249a BS |
1886 | tlb_flush(env, 1); |
1887 | } | |
1888 | return; | |
1889 | } | |
3475187d | 1890 | case 0x50: // I-MMU regs |
0f8a249a | 1891 | { |
1a2fb1c0 | 1892 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 1893 | uint64_t oldreg; |
3b46e624 | 1894 | |
0f8a249a | 1895 | oldreg = env->immuregs[reg]; |
3475187d FB |
1896 | switch(reg) { |
1897 | case 0: // RO | |
1898 | case 4: | |
1899 | return; | |
1900 | case 1: // Not in I-MMU | |
1901 | case 2: | |
1902 | case 7: | |
1903 | case 8: | |
1904 | return; | |
1905 | case 3: // SFSR | |
1a2fb1c0 BS |
1906 | if ((val & 1) == 0) |
1907 | val = 0; // Clear SFSR | |
3475187d FB |
1908 | break; |
1909 | case 5: // TSB access | |
1910 | case 6: // Tag access | |
1911 | default: | |
1912 | break; | |
1913 | } | |
1a2fb1c0 | 1914 | env->immuregs[reg] = val; |
3475187d | 1915 | if (oldreg != env->immuregs[reg]) { |
77f193da BS |
1916 | DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" |
1917 | PRIx64 "\n", reg, oldreg, env->immuregs[reg]); | |
3475187d | 1918 | } |
952a328f | 1919 | #ifdef DEBUG_MMU |
0f8a249a | 1920 | dump_mmu(env); |
3475187d | 1921 | #endif |
0f8a249a BS |
1922 | return; |
1923 | } | |
3475187d | 1924 | case 0x54: // I-MMU data in |
0f8a249a BS |
1925 | { |
1926 | unsigned int i; | |
1927 | ||
1928 | // Try finding an invalid entry | |
1929 | for (i = 0; i < 64; i++) { | |
1930 | if ((env->itlb_tte[i] & 0x8000000000000000ULL) == 0) { | |
1931 | env->itlb_tag[i] = env->immuregs[6]; | |
1a2fb1c0 | 1932 | env->itlb_tte[i] = val; |
0f8a249a BS |
1933 | return; |
1934 | } | |
1935 | } | |
1936 | // Try finding an unlocked entry | |
1937 | for (i = 0; i < 64; i++) { | |
1938 | if ((env->itlb_tte[i] & 0x40) == 0) { | |
1939 | env->itlb_tag[i] = env->immuregs[6]; | |
1a2fb1c0 | 1940 | env->itlb_tte[i] = val; |
0f8a249a BS |
1941 | return; |
1942 | } | |
1943 | } | |
1944 | // error state? | |
1945 | return; | |
1946 | } | |
3475187d | 1947 | case 0x55: // I-MMU data access |
0f8a249a | 1948 | { |
cc6747f4 BS |
1949 | // TODO: auto demap |
1950 | ||
1a2fb1c0 | 1951 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 1952 | |
0f8a249a | 1953 | env->itlb_tag[i] = env->immuregs[6]; |
1a2fb1c0 | 1954 | env->itlb_tte[i] = val; |
0f8a249a BS |
1955 | return; |
1956 | } | |
3475187d | 1957 | case 0x57: // I-MMU demap |
cc6747f4 BS |
1958 | { |
1959 | unsigned int i; | |
1960 | ||
1961 | for (i = 0; i < 64; i++) { | |
1962 | if ((env->itlb_tte[i] & 0x8000000000000000ULL) != 0) { | |
1963 | target_ulong mask = 0xffffffffffffe000ULL; | |
1964 | ||
1965 | mask <<= 3 * ((env->itlb_tte[i] >> 61) & 3); | |
1966 | if ((val & mask) == (env->itlb_tag[i] & mask)) { | |
1967 | env->itlb_tag[i] = 0; | |
1968 | env->itlb_tte[i] = 0; | |
1969 | } | |
1970 | return; | |
1971 | } | |
1972 | } | |
1973 | } | |
0f8a249a | 1974 | return; |
3475187d | 1975 | case 0x58: // D-MMU regs |
0f8a249a | 1976 | { |
1a2fb1c0 | 1977 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 1978 | uint64_t oldreg; |
3b46e624 | 1979 | |
0f8a249a | 1980 | oldreg = env->dmmuregs[reg]; |
3475187d FB |
1981 | switch(reg) { |
1982 | case 0: // RO | |
1983 | case 4: | |
1984 | return; | |
1985 | case 3: // SFSR | |
1a2fb1c0 BS |
1986 | if ((val & 1) == 0) { |
1987 | val = 0; // Clear SFSR, Fault address | |
0f8a249a BS |
1988 | env->dmmuregs[4] = 0; |
1989 | } | |
1a2fb1c0 | 1990 | env->dmmuregs[reg] = val; |
3475187d FB |
1991 | break; |
1992 | case 1: // Primary context | |
1993 | case 2: // Secondary context | |
1994 | case 5: // TSB access | |
1995 | case 6: // Tag access | |
1996 | case 7: // Virtual Watchpoint | |
1997 | case 8: // Physical Watchpoint | |
1998 | default: | |
1999 | break; | |
2000 | } | |
1a2fb1c0 | 2001 | env->dmmuregs[reg] = val; |
3475187d | 2002 | if (oldreg != env->dmmuregs[reg]) { |
77f193da BS |
2003 | DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" |
2004 | PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]); | |
3475187d | 2005 | } |
952a328f | 2006 | #ifdef DEBUG_MMU |
0f8a249a | 2007 | dump_mmu(env); |
3475187d | 2008 | #endif |
0f8a249a BS |
2009 | return; |
2010 | } | |
3475187d | 2011 | case 0x5c: // D-MMU data in |
0f8a249a BS |
2012 | { |
2013 | unsigned int i; | |
2014 | ||
2015 | // Try finding an invalid entry | |
2016 | for (i = 0; i < 64; i++) { | |
2017 | if ((env->dtlb_tte[i] & 0x8000000000000000ULL) == 0) { | |
2018 | env->dtlb_tag[i] = env->dmmuregs[6]; | |
1a2fb1c0 | 2019 | env->dtlb_tte[i] = val; |
0f8a249a BS |
2020 | return; |
2021 | } | |
2022 | } | |
2023 | // Try finding an unlocked entry | |
2024 | for (i = 0; i < 64; i++) { | |
2025 | if ((env->dtlb_tte[i] & 0x40) == 0) { | |
2026 | env->dtlb_tag[i] = env->dmmuregs[6]; | |
1a2fb1c0 | 2027 | env->dtlb_tte[i] = val; |
0f8a249a BS |
2028 | return; |
2029 | } | |
2030 | } | |
2031 | // error state? | |
2032 | return; | |
2033 | } | |
3475187d | 2034 | case 0x5d: // D-MMU data access |
0f8a249a | 2035 | { |
1a2fb1c0 | 2036 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 2037 | |
0f8a249a | 2038 | env->dtlb_tag[i] = env->dmmuregs[6]; |
1a2fb1c0 | 2039 | env->dtlb_tte[i] = val; |
0f8a249a BS |
2040 | return; |
2041 | } | |
3475187d | 2042 | case 0x5f: // D-MMU demap |
cc6747f4 BS |
2043 | { |
2044 | unsigned int i; | |
2045 | ||
2046 | for (i = 0; i < 64; i++) { | |
2047 | if ((env->dtlb_tte[i] & 0x8000000000000000ULL) != 0) { | |
2048 | target_ulong mask = 0xffffffffffffe000ULL; | |
2049 | ||
2050 | mask <<= 3 * ((env->dtlb_tte[i] >> 61) & 3); | |
2051 | if ((val & mask) == (env->dtlb_tag[i] & mask)) { | |
2052 | env->dtlb_tag[i] = 0; | |
2053 | env->dtlb_tte[i] = 0; | |
2054 | } | |
2055 | return; | |
2056 | } | |
2057 | } | |
2058 | } | |
2059 | return; | |
83469015 | 2060 | case 0x49: // Interrupt data receive |
0f8a249a BS |
2061 | // XXX |
2062 | return; | |
f7350b47 BS |
2063 | case 0x46: // D-cache data |
2064 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
2065 | case 0x4b: // E-cache error enable |
2066 | case 0x4c: // E-cache asynchronous fault status | |
2067 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
2068 | case 0x4e: // E-cache tag data |
2069 | case 0x66: // I-cache instruction access | |
2070 | case 0x67: // I-cache tag access | |
2071 | case 0x6e: // I-cache predecode | |
2072 | case 0x6f: // I-cache LRU etc. | |
2073 | case 0x76: // E-cache tag | |
2074 | case 0x7e: // E-cache tag | |
2075 | return; | |
3475187d FB |
2076 | case 0x51: // I-MMU 8k TSB pointer, RO |
2077 | case 0x52: // I-MMU 64k TSB pointer, RO | |
2078 | case 0x56: // I-MMU tag read, RO | |
2079 | case 0x59: // D-MMU 8k TSB pointer, RO | |
2080 | case 0x5a: // D-MMU 64k TSB pointer, RO | |
2081 | case 0x5b: // D-MMU data pointer, RO | |
2082 | case 0x5e: // D-MMU tag read, RO | |
83469015 FB |
2083 | case 0x48: // Interrupt dispatch, RO |
2084 | case 0x7f: // Incoming interrupt vector, RO | |
2085 | case 0x82: // Primary no-fault, RO | |
2086 | case 0x83: // Secondary no-fault, RO | |
2087 | case 0x8a: // Primary no-fault LE, RO | |
2088 | case 0x8b: // Secondary no-fault LE, RO | |
3475187d | 2089 | default: |
e18231a3 | 2090 | do_unassigned_access(addr, 1, 0, 1, size); |
0f8a249a | 2091 | return; |
3475187d FB |
2092 | } |
2093 | } | |
81ad8ba2 | 2094 | #endif /* CONFIG_USER_ONLY */ |
3391c818 | 2095 | |
db166940 BS |
2096 | void helper_ldda_asi(target_ulong addr, int asi, int rd) |
2097 | { | |
db166940 | 2098 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
2099 | || ((env->def->features & CPU_FEATURE_HYPV) |
2100 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 2101 | && !(env->hpstate & HS_PRIV))) |
db166940 BS |
2102 | raise_exception(TT_PRIV_ACT); |
2103 | ||
2104 | switch (asi) { | |
2105 | case 0x24: // Nucleus quad LDD 128 bit atomic | |
2106 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2107 | helper_check_align(addr, 0xf); | |
2108 | if (rd == 0) { | |
2109 | env->gregs[1] = ldq_kernel(addr + 8); | |
2110 | if (asi == 0x2c) | |
2111 | bswap64s(&env->gregs[1]); | |
2112 | } else if (rd < 8) { | |
2113 | env->gregs[rd] = ldq_kernel(addr); | |
2114 | env->gregs[rd + 1] = ldq_kernel(addr + 8); | |
2115 | if (asi == 0x2c) { | |
2116 | bswap64s(&env->gregs[rd]); | |
2117 | bswap64s(&env->gregs[rd + 1]); | |
2118 | } | |
2119 | } else { | |
2120 | env->regwptr[rd] = ldq_kernel(addr); | |
2121 | env->regwptr[rd + 1] = ldq_kernel(addr + 8); | |
2122 | if (asi == 0x2c) { | |
2123 | bswap64s(&env->regwptr[rd]); | |
2124 | bswap64s(&env->regwptr[rd + 1]); | |
2125 | } | |
2126 | } | |
2127 | break; | |
2128 | default: | |
2129 | helper_check_align(addr, 0x3); | |
2130 | if (rd == 0) | |
2131 | env->gregs[1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2132 | else if (rd < 8) { | |
2133 | env->gregs[rd] = helper_ld_asi(addr, asi, 4, 0); | |
2134 | env->gregs[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2135 | } else { | |
2136 | env->regwptr[rd] = helper_ld_asi(addr, asi, 4, 0); | |
2137 | env->regwptr[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2138 | } | |
2139 | break; | |
2140 | } | |
2141 | } | |
2142 | ||
1a2fb1c0 | 2143 | void helper_ldf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 2144 | { |
3391c818 | 2145 | unsigned int i; |
1a2fb1c0 | 2146 | target_ulong val; |
3391c818 | 2147 | |
c2bc0e38 | 2148 | helper_check_align(addr, 3); |
3391c818 BS |
2149 | switch (asi) { |
2150 | case 0xf0: // Block load primary | |
2151 | case 0xf1: // Block load secondary | |
2152 | case 0xf8: // Block load primary LE | |
2153 | case 0xf9: // Block load secondary LE | |
51996525 BS |
2154 | if (rd & 7) { |
2155 | raise_exception(TT_ILL_INSN); | |
2156 | return; | |
2157 | } | |
c2bc0e38 | 2158 | helper_check_align(addr, 0x3f); |
51996525 | 2159 | for (i = 0; i < 16; i++) { |
77f193da BS |
2160 | *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x8f, 4, |
2161 | 0); | |
1a2fb1c0 | 2162 | addr += 4; |
3391c818 | 2163 | } |
3391c818 BS |
2164 | |
2165 | return; | |
2166 | default: | |
2167 | break; | |
2168 | } | |
2169 | ||
1a2fb1c0 | 2170 | val = helper_ld_asi(addr, asi, size, 0); |
3391c818 BS |
2171 | switch(size) { |
2172 | default: | |
2173 | case 4: | |
714547bb | 2174 | *((uint32_t *)&env->fpr[rd]) = val; |
3391c818 BS |
2175 | break; |
2176 | case 8: | |
1a2fb1c0 | 2177 | *((int64_t *)&DT0) = val; |
3391c818 | 2178 | break; |
1f587329 BS |
2179 | case 16: |
2180 | // XXX | |
2181 | break; | |
3391c818 | 2182 | } |
3391c818 BS |
2183 | } |
2184 | ||
1a2fb1c0 | 2185 | void helper_stf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 2186 | { |
3391c818 | 2187 | unsigned int i; |
1a2fb1c0 | 2188 | target_ulong val = 0; |
3391c818 | 2189 | |
c2bc0e38 | 2190 | helper_check_align(addr, 3); |
3391c818 | 2191 | switch (asi) { |
c99657d3 BS |
2192 | case 0xe0: // UA2007 Block commit store primary (cache flush) |
2193 | case 0xe1: // UA2007 Block commit store secondary (cache flush) | |
3391c818 BS |
2194 | case 0xf0: // Block store primary |
2195 | case 0xf1: // Block store secondary | |
2196 | case 0xf8: // Block store primary LE | |
2197 | case 0xf9: // Block store secondary LE | |
51996525 BS |
2198 | if (rd & 7) { |
2199 | raise_exception(TT_ILL_INSN); | |
2200 | return; | |
2201 | } | |
c2bc0e38 | 2202 | helper_check_align(addr, 0x3f); |
51996525 | 2203 | for (i = 0; i < 16; i++) { |
1a2fb1c0 BS |
2204 | val = *(uint32_t *)&env->fpr[rd++]; |
2205 | helper_st_asi(addr, val, asi & 0x8f, 4); | |
2206 | addr += 4; | |
3391c818 | 2207 | } |
3391c818 BS |
2208 | |
2209 | return; | |
2210 | default: | |
2211 | break; | |
2212 | } | |
2213 | ||
2214 | switch(size) { | |
2215 | default: | |
2216 | case 4: | |
714547bb | 2217 | val = *((uint32_t *)&env->fpr[rd]); |
3391c818 BS |
2218 | break; |
2219 | case 8: | |
1a2fb1c0 | 2220 | val = *((int64_t *)&DT0); |
3391c818 | 2221 | break; |
1f587329 BS |
2222 | case 16: |
2223 | // XXX | |
2224 | break; | |
3391c818 | 2225 | } |
1a2fb1c0 BS |
2226 | helper_st_asi(addr, val, asi, size); |
2227 | } | |
2228 | ||
2229 | target_ulong helper_cas_asi(target_ulong addr, target_ulong val1, | |
2230 | target_ulong val2, uint32_t asi) | |
2231 | { | |
2232 | target_ulong ret; | |
2233 | ||
1121f879 | 2234 | val2 &= 0xffffffffUL; |
1a2fb1c0 BS |
2235 | ret = helper_ld_asi(addr, asi, 4, 0); |
2236 | ret &= 0xffffffffUL; | |
1121f879 BS |
2237 | if (val2 == ret) |
2238 | helper_st_asi(addr, val1 & 0xffffffffUL, asi, 4); | |
1a2fb1c0 | 2239 | return ret; |
3391c818 BS |
2240 | } |
2241 | ||
1a2fb1c0 BS |
2242 | target_ulong helper_casx_asi(target_ulong addr, target_ulong val1, |
2243 | target_ulong val2, uint32_t asi) | |
2244 | { | |
2245 | target_ulong ret; | |
2246 | ||
2247 | ret = helper_ld_asi(addr, asi, 8, 0); | |
1121f879 BS |
2248 | if (val2 == ret) |
2249 | helper_st_asi(addr, val1, asi, 8); | |
1a2fb1c0 BS |
2250 | return ret; |
2251 | } | |
81ad8ba2 | 2252 | #endif /* TARGET_SPARC64 */ |
3475187d FB |
2253 | |
2254 | #ifndef TARGET_SPARC64 | |
1a2fb1c0 | 2255 | void helper_rett(void) |
e8af50a3 | 2256 | { |
af7bf89b FB |
2257 | unsigned int cwp; |
2258 | ||
d4218d99 BS |
2259 | if (env->psret == 1) |
2260 | raise_exception(TT_ILL_INSN); | |
2261 | ||
e8af50a3 | 2262 | env->psret = 1; |
1a14026e | 2263 | cwp = cpu_cwp_inc(env, env->cwp + 1) ; |
e8af50a3 FB |
2264 | if (env->wim & (1 << cwp)) { |
2265 | raise_exception(TT_WIN_UNF); | |
2266 | } | |
2267 | set_cwp(cwp); | |
2268 | env->psrs = env->psrps; | |
2269 | } | |
3475187d | 2270 | #endif |
e8af50a3 | 2271 | |
3b89f26c BS |
2272 | target_ulong helper_udiv(target_ulong a, target_ulong b) |
2273 | { | |
2274 | uint64_t x0; | |
2275 | uint32_t x1; | |
2276 | ||
7621a90d | 2277 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
2278 | x1 = b; |
2279 | ||
2280 | if (x1 == 0) { | |
2281 | raise_exception(TT_DIV_ZERO); | |
2282 | } | |
2283 | ||
2284 | x0 = x0 / x1; | |
2285 | if (x0 > 0xffffffff) { | |
2286 | env->cc_src2 = 1; | |
2287 | return 0xffffffff; | |
2288 | } else { | |
2289 | env->cc_src2 = 0; | |
2290 | return x0; | |
2291 | } | |
2292 | } | |
2293 | ||
2294 | target_ulong helper_sdiv(target_ulong a, target_ulong b) | |
2295 | { | |
2296 | int64_t x0; | |
2297 | int32_t x1; | |
2298 | ||
7621a90d | 2299 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
2300 | x1 = b; |
2301 | ||
2302 | if (x1 == 0) { | |
2303 | raise_exception(TT_DIV_ZERO); | |
2304 | } | |
2305 | ||
2306 | x0 = x0 / x1; | |
2307 | if ((int32_t) x0 != x0) { | |
2308 | env->cc_src2 = 1; | |
2309 | return x0 < 0? 0x80000000: 0x7fffffff; | |
2310 | } else { | |
2311 | env->cc_src2 = 0; | |
2312 | return x0; | |
2313 | } | |
2314 | } | |
2315 | ||
7fa76c0b BS |
2316 | void helper_stdf(target_ulong addr, int mem_idx) |
2317 | { | |
c2bc0e38 | 2318 | helper_check_align(addr, 7); |
7fa76c0b BS |
2319 | #if !defined(CONFIG_USER_ONLY) |
2320 | switch (mem_idx) { | |
2321 | case 0: | |
c2bc0e38 | 2322 | stfq_user(addr, DT0); |
7fa76c0b BS |
2323 | break; |
2324 | case 1: | |
c2bc0e38 | 2325 | stfq_kernel(addr, DT0); |
7fa76c0b BS |
2326 | break; |
2327 | #ifdef TARGET_SPARC64 | |
2328 | case 2: | |
c2bc0e38 | 2329 | stfq_hypv(addr, DT0); |
7fa76c0b BS |
2330 | break; |
2331 | #endif | |
2332 | default: | |
2333 | break; | |
2334 | } | |
2335 | #else | |
2cade6a3 | 2336 | address_mask(env, &addr); |
c2bc0e38 | 2337 | stfq_raw(addr, DT0); |
7fa76c0b BS |
2338 | #endif |
2339 | } | |
2340 | ||
2341 | void helper_lddf(target_ulong addr, int mem_idx) | |
2342 | { | |
c2bc0e38 | 2343 | helper_check_align(addr, 7); |
7fa76c0b BS |
2344 | #if !defined(CONFIG_USER_ONLY) |
2345 | switch (mem_idx) { | |
2346 | case 0: | |
c2bc0e38 | 2347 | DT0 = ldfq_user(addr); |
7fa76c0b BS |
2348 | break; |
2349 | case 1: | |
c2bc0e38 | 2350 | DT0 = ldfq_kernel(addr); |
7fa76c0b BS |
2351 | break; |
2352 | #ifdef TARGET_SPARC64 | |
2353 | case 2: | |
c2bc0e38 | 2354 | DT0 = ldfq_hypv(addr); |
7fa76c0b BS |
2355 | break; |
2356 | #endif | |
2357 | default: | |
2358 | break; | |
2359 | } | |
2360 | #else | |
2cade6a3 | 2361 | address_mask(env, &addr); |
c2bc0e38 | 2362 | DT0 = ldfq_raw(addr); |
7fa76c0b BS |
2363 | #endif |
2364 | } | |
2365 | ||
64a88d5d | 2366 | void helper_ldqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
2367 | { |
2368 | // XXX add 128 bit load | |
2369 | CPU_QuadU u; | |
2370 | ||
c2bc0e38 | 2371 | helper_check_align(addr, 7); |
64a88d5d BS |
2372 | #if !defined(CONFIG_USER_ONLY) |
2373 | switch (mem_idx) { | |
2374 | case 0: | |
c2bc0e38 BS |
2375 | u.ll.upper = ldq_user(addr); |
2376 | u.ll.lower = ldq_user(addr + 8); | |
64a88d5d BS |
2377 | QT0 = u.q; |
2378 | break; | |
2379 | case 1: | |
c2bc0e38 BS |
2380 | u.ll.upper = ldq_kernel(addr); |
2381 | u.ll.lower = ldq_kernel(addr + 8); | |
64a88d5d BS |
2382 | QT0 = u.q; |
2383 | break; | |
2384 | #ifdef TARGET_SPARC64 | |
2385 | case 2: | |
c2bc0e38 BS |
2386 | u.ll.upper = ldq_hypv(addr); |
2387 | u.ll.lower = ldq_hypv(addr + 8); | |
64a88d5d BS |
2388 | QT0 = u.q; |
2389 | break; | |
2390 | #endif | |
2391 | default: | |
2392 | break; | |
2393 | } | |
2394 | #else | |
2cade6a3 | 2395 | address_mask(env, &addr); |
c2bc0e38 BS |
2396 | u.ll.upper = ldq_raw(addr); |
2397 | u.ll.lower = ldq_raw((addr + 8) & 0xffffffffULL); | |
7fa76c0b | 2398 | QT0 = u.q; |
64a88d5d | 2399 | #endif |
7fa76c0b BS |
2400 | } |
2401 | ||
64a88d5d | 2402 | void helper_stqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
2403 | { |
2404 | // XXX add 128 bit store | |
2405 | CPU_QuadU u; | |
2406 | ||
c2bc0e38 | 2407 | helper_check_align(addr, 7); |
64a88d5d BS |
2408 | #if !defined(CONFIG_USER_ONLY) |
2409 | switch (mem_idx) { | |
2410 | case 0: | |
2411 | u.q = QT0; | |
c2bc0e38 BS |
2412 | stq_user(addr, u.ll.upper); |
2413 | stq_user(addr + 8, u.ll.lower); | |
64a88d5d BS |
2414 | break; |
2415 | case 1: | |
2416 | u.q = QT0; | |
c2bc0e38 BS |
2417 | stq_kernel(addr, u.ll.upper); |
2418 | stq_kernel(addr + 8, u.ll.lower); | |
64a88d5d BS |
2419 | break; |
2420 | #ifdef TARGET_SPARC64 | |
2421 | case 2: | |
2422 | u.q = QT0; | |
c2bc0e38 BS |
2423 | stq_hypv(addr, u.ll.upper); |
2424 | stq_hypv(addr + 8, u.ll.lower); | |
64a88d5d BS |
2425 | break; |
2426 | #endif | |
2427 | default: | |
2428 | break; | |
2429 | } | |
2430 | #else | |
7fa76c0b | 2431 | u.q = QT0; |
2cade6a3 | 2432 | address_mask(env, &addr); |
c2bc0e38 BS |
2433 | stq_raw(addr, u.ll.upper); |
2434 | stq_raw((addr + 8) & 0xffffffffULL, u.ll.lower); | |
7fa76c0b | 2435 | #endif |
64a88d5d | 2436 | } |
7fa76c0b | 2437 | |
3a3b925d | 2438 | static inline void set_fsr(void) |
e8af50a3 | 2439 | { |
7a0e1f41 | 2440 | int rnd_mode; |
bb5529bb | 2441 | |
e8af50a3 FB |
2442 | switch (env->fsr & FSR_RD_MASK) { |
2443 | case FSR_RD_NEAREST: | |
7a0e1f41 | 2444 | rnd_mode = float_round_nearest_even; |
0f8a249a | 2445 | break; |
ed910241 | 2446 | default: |
e8af50a3 | 2447 | case FSR_RD_ZERO: |
7a0e1f41 | 2448 | rnd_mode = float_round_to_zero; |
0f8a249a | 2449 | break; |
e8af50a3 | 2450 | case FSR_RD_POS: |
7a0e1f41 | 2451 | rnd_mode = float_round_up; |
0f8a249a | 2452 | break; |
e8af50a3 | 2453 | case FSR_RD_NEG: |
7a0e1f41 | 2454 | rnd_mode = float_round_down; |
0f8a249a | 2455 | break; |
e8af50a3 | 2456 | } |
7a0e1f41 | 2457 | set_float_rounding_mode(rnd_mode, &env->fp_status); |
e8af50a3 | 2458 | } |
e80cfcfc | 2459 | |
3a3b925d | 2460 | void helper_ldfsr(uint32_t new_fsr) |
bb5529bb | 2461 | { |
3a3b925d BS |
2462 | env->fsr = (new_fsr & FSR_LDFSR_MASK) | (env->fsr & FSR_LDFSR_OLDMASK); |
2463 | set_fsr(); | |
bb5529bb BS |
2464 | } |
2465 | ||
3a3b925d BS |
2466 | #ifdef TARGET_SPARC64 |
2467 | void helper_ldxfsr(uint64_t new_fsr) | |
2468 | { | |
2469 | env->fsr = (new_fsr & FSR_LDXFSR_MASK) | (env->fsr & FSR_LDXFSR_OLDMASK); | |
2470 | set_fsr(); | |
2471 | } | |
2472 | #endif | |
2473 | ||
bb5529bb | 2474 | void helper_debug(void) |
e80cfcfc FB |
2475 | { |
2476 | env->exception_index = EXCP_DEBUG; | |
2477 | cpu_loop_exit(); | |
2478 | } | |
af7bf89b | 2479 | |
3475187d | 2480 | #ifndef TARGET_SPARC64 |
72a9747b BS |
2481 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
2482 | handling ? */ | |
2483 | void helper_save(void) | |
2484 | { | |
2485 | uint32_t cwp; | |
2486 | ||
1a14026e | 2487 | cwp = cpu_cwp_dec(env, env->cwp - 1); |
72a9747b BS |
2488 | if (env->wim & (1 << cwp)) { |
2489 | raise_exception(TT_WIN_OVF); | |
2490 | } | |
2491 | set_cwp(cwp); | |
2492 | } | |
2493 | ||
2494 | void helper_restore(void) | |
2495 | { | |
2496 | uint32_t cwp; | |
2497 | ||
1a14026e | 2498 | cwp = cpu_cwp_inc(env, env->cwp + 1); |
72a9747b BS |
2499 | if (env->wim & (1 << cwp)) { |
2500 | raise_exception(TT_WIN_UNF); | |
2501 | } | |
2502 | set_cwp(cwp); | |
2503 | } | |
2504 | ||
1a2fb1c0 | 2505 | void helper_wrpsr(target_ulong new_psr) |
af7bf89b | 2506 | { |
1a14026e | 2507 | if ((new_psr & PSR_CWP) >= env->nwindows) |
d4218d99 BS |
2508 | raise_exception(TT_ILL_INSN); |
2509 | else | |
1a2fb1c0 | 2510 | PUT_PSR(env, new_psr); |
af7bf89b FB |
2511 | } |
2512 | ||
1a2fb1c0 | 2513 | target_ulong helper_rdpsr(void) |
af7bf89b | 2514 | { |
1a2fb1c0 | 2515 | return GET_PSR(env); |
af7bf89b | 2516 | } |
3475187d FB |
2517 | |
2518 | #else | |
72a9747b BS |
2519 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
2520 | handling ? */ | |
2521 | void helper_save(void) | |
2522 | { | |
2523 | uint32_t cwp; | |
2524 | ||
1a14026e | 2525 | cwp = cpu_cwp_dec(env, env->cwp - 1); |
72a9747b BS |
2526 | if (env->cansave == 0) { |
2527 | raise_exception(TT_SPILL | (env->otherwin != 0 ? | |
2528 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
2529 | ((env->wstate & 0x7) << 2))); | |
2530 | } else { | |
2531 | if (env->cleanwin - env->canrestore == 0) { | |
2532 | // XXX Clean windows without trap | |
2533 | raise_exception(TT_CLRWIN); | |
2534 | } else { | |
2535 | env->cansave--; | |
2536 | env->canrestore++; | |
2537 | set_cwp(cwp); | |
2538 | } | |
2539 | } | |
2540 | } | |
2541 | ||
2542 | void helper_restore(void) | |
2543 | { | |
2544 | uint32_t cwp; | |
2545 | ||
1a14026e | 2546 | cwp = cpu_cwp_inc(env, env->cwp + 1); |
72a9747b BS |
2547 | if (env->canrestore == 0) { |
2548 | raise_exception(TT_FILL | (env->otherwin != 0 ? | |
2549 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
2550 | ((env->wstate & 0x7) << 2))); | |
2551 | } else { | |
2552 | env->cansave++; | |
2553 | env->canrestore--; | |
2554 | set_cwp(cwp); | |
2555 | } | |
2556 | } | |
2557 | ||
2558 | void helper_flushw(void) | |
2559 | { | |
1a14026e | 2560 | if (env->cansave != env->nwindows - 2) { |
72a9747b BS |
2561 | raise_exception(TT_SPILL | (env->otherwin != 0 ? |
2562 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
2563 | ((env->wstate & 0x7) << 2))); | |
2564 | } | |
2565 | } | |
2566 | ||
2567 | void helper_saved(void) | |
2568 | { | |
2569 | env->cansave++; | |
2570 | if (env->otherwin == 0) | |
2571 | env->canrestore--; | |
2572 | else | |
2573 | env->otherwin--; | |
2574 | } | |
2575 | ||
2576 | void helper_restored(void) | |
2577 | { | |
2578 | env->canrestore++; | |
1a14026e | 2579 | if (env->cleanwin < env->nwindows - 1) |
72a9747b BS |
2580 | env->cleanwin++; |
2581 | if (env->otherwin == 0) | |
2582 | env->cansave--; | |
2583 | else | |
2584 | env->otherwin--; | |
2585 | } | |
2586 | ||
d35527d9 BS |
2587 | target_ulong helper_rdccr(void) |
2588 | { | |
2589 | return GET_CCR(env); | |
2590 | } | |
2591 | ||
2592 | void helper_wrccr(target_ulong new_ccr) | |
2593 | { | |
2594 | PUT_CCR(env, new_ccr); | |
2595 | } | |
2596 | ||
2597 | // CWP handling is reversed in V9, but we still use the V8 register | |
2598 | // order. | |
2599 | target_ulong helper_rdcwp(void) | |
2600 | { | |
2601 | return GET_CWP64(env); | |
2602 | } | |
2603 | ||
2604 | void helper_wrcwp(target_ulong new_cwp) | |
2605 | { | |
2606 | PUT_CWP64(env, new_cwp); | |
2607 | } | |
3475187d | 2608 | |
1f5063fb BS |
2609 | // This function uses non-native bit order |
2610 | #define GET_FIELD(X, FROM, TO) \ | |
2611 | ((X) >> (63 - (TO)) & ((1ULL << ((TO) - (FROM) + 1)) - 1)) | |
2612 | ||
2613 | // This function uses the order in the manuals, i.e. bit 0 is 2^0 | |
2614 | #define GET_FIELD_SP(X, FROM, TO) \ | |
2615 | GET_FIELD(X, 63 - (TO), 63 - (FROM)) | |
2616 | ||
2617 | target_ulong helper_array8(target_ulong pixel_addr, target_ulong cubesize) | |
2618 | { | |
2619 | return (GET_FIELD_SP(pixel_addr, 60, 63) << (17 + 2 * cubesize)) | | |
2620 | (GET_FIELD_SP(pixel_addr, 39, 39 + cubesize - 1) << (17 + cubesize)) | | |
2621 | (GET_FIELD_SP(pixel_addr, 17 + cubesize - 1, 17) << 17) | | |
2622 | (GET_FIELD_SP(pixel_addr, 56, 59) << 13) | | |
2623 | (GET_FIELD_SP(pixel_addr, 35, 38) << 9) | | |
2624 | (GET_FIELD_SP(pixel_addr, 13, 16) << 5) | | |
2625 | (((pixel_addr >> 55) & 1) << 4) | | |
2626 | (GET_FIELD_SP(pixel_addr, 33, 34) << 2) | | |
2627 | GET_FIELD_SP(pixel_addr, 11, 12); | |
2628 | } | |
2629 | ||
2630 | target_ulong helper_alignaddr(target_ulong addr, target_ulong offset) | |
2631 | { | |
2632 | uint64_t tmp; | |
2633 | ||
2634 | tmp = addr + offset; | |
2635 | env->gsr &= ~7ULL; | |
2636 | env->gsr |= tmp & 7ULL; | |
2637 | return tmp & ~7ULL; | |
2638 | } | |
2639 | ||
1a2fb1c0 | 2640 | target_ulong helper_popc(target_ulong val) |
3475187d | 2641 | { |
1a2fb1c0 | 2642 | return ctpop64(val); |
3475187d | 2643 | } |
83469015 FB |
2644 | |
2645 | static inline uint64_t *get_gregset(uint64_t pstate) | |
2646 | { | |
2647 | switch (pstate) { | |
2648 | default: | |
2649 | case 0: | |
0f8a249a | 2650 | return env->bgregs; |
83469015 | 2651 | case PS_AG: |
0f8a249a | 2652 | return env->agregs; |
83469015 | 2653 | case PS_MG: |
0f8a249a | 2654 | return env->mgregs; |
83469015 | 2655 | case PS_IG: |
0f8a249a | 2656 | return env->igregs; |
83469015 FB |
2657 | } |
2658 | } | |
2659 | ||
91736d37 | 2660 | static inline void change_pstate(uint64_t new_pstate) |
83469015 | 2661 | { |
8f1f22f6 | 2662 | uint64_t pstate_regs, new_pstate_regs; |
83469015 FB |
2663 | uint64_t *src, *dst; |
2664 | ||
83469015 FB |
2665 | pstate_regs = env->pstate & 0xc01; |
2666 | new_pstate_regs = new_pstate & 0xc01; | |
2667 | if (new_pstate_regs != pstate_regs) { | |
0f8a249a BS |
2668 | // Switch global register bank |
2669 | src = get_gregset(new_pstate_regs); | |
2670 | dst = get_gregset(pstate_regs); | |
2671 | memcpy32(dst, env->gregs); | |
2672 | memcpy32(env->gregs, src); | |
83469015 FB |
2673 | } |
2674 | env->pstate = new_pstate; | |
2675 | } | |
2676 | ||
1a2fb1c0 | 2677 | void helper_wrpstate(target_ulong new_state) |
8f1f22f6 | 2678 | { |
5578ceab | 2679 | if (!(env->def->features & CPU_FEATURE_GL)) |
fb79ceb9 | 2680 | change_pstate(new_state & 0xf3f); |
8f1f22f6 BS |
2681 | } |
2682 | ||
1a2fb1c0 | 2683 | void helper_done(void) |
83469015 | 2684 | { |
375ee38b BS |
2685 | env->pc = env->tsptr->tpc; |
2686 | env->npc = env->tsptr->tnpc + 4; | |
2687 | PUT_CCR(env, env->tsptr->tstate >> 32); | |
2688 | env->asi = (env->tsptr->tstate >> 24) & 0xff; | |
2689 | change_pstate((env->tsptr->tstate >> 8) & 0xf3f); | |
2690 | PUT_CWP64(env, env->tsptr->tstate & 0xff); | |
e6bf7d70 | 2691 | env->tl--; |
c19148bd | 2692 | env->tsptr = &env->ts[env->tl & MAXTL_MASK]; |
83469015 FB |
2693 | } |
2694 | ||
1a2fb1c0 | 2695 | void helper_retry(void) |
83469015 | 2696 | { |
375ee38b BS |
2697 | env->pc = env->tsptr->tpc; |
2698 | env->npc = env->tsptr->tnpc; | |
2699 | PUT_CCR(env, env->tsptr->tstate >> 32); | |
2700 | env->asi = (env->tsptr->tstate >> 24) & 0xff; | |
2701 | change_pstate((env->tsptr->tstate >> 8) & 0xf3f); | |
2702 | PUT_CWP64(env, env->tsptr->tstate & 0xff); | |
e6bf7d70 | 2703 | env->tl--; |
c19148bd | 2704 | env->tsptr = &env->ts[env->tl & MAXTL_MASK]; |
83469015 | 2705 | } |
9d926598 BS |
2706 | |
2707 | void helper_set_softint(uint64_t value) | |
2708 | { | |
2709 | env->softint |= (uint32_t)value; | |
2710 | } | |
2711 | ||
2712 | void helper_clear_softint(uint64_t value) | |
2713 | { | |
2714 | env->softint &= (uint32_t)~value; | |
2715 | } | |
2716 | ||
2717 | void helper_write_softint(uint64_t value) | |
2718 | { | |
2719 | env->softint = (uint32_t)value; | |
2720 | } | |
3475187d | 2721 | #endif |
ee5bbe38 | 2722 | |
91736d37 | 2723 | void helper_flush(target_ulong addr) |
ee5bbe38 | 2724 | { |
91736d37 BS |
2725 | addr &= ~7; |
2726 | tb_invalidate_page_range(addr, addr + 8); | |
ee5bbe38 FB |
2727 | } |
2728 | ||
91736d37 BS |
2729 | #ifdef TARGET_SPARC64 |
2730 | #ifdef DEBUG_PCALL | |
2731 | static const char * const excp_names[0x80] = { | |
2732 | [TT_TFAULT] = "Instruction Access Fault", | |
2733 | [TT_TMISS] = "Instruction Access MMU Miss", | |
2734 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
2735 | [TT_ILL_INSN] = "Illegal Instruction", | |
2736 | [TT_PRIV_INSN] = "Privileged Instruction", | |
2737 | [TT_NFPU_INSN] = "FPU Disabled", | |
2738 | [TT_FP_EXCP] = "FPU Exception", | |
2739 | [TT_TOVF] = "Tag Overflow", | |
2740 | [TT_CLRWIN] = "Clean Windows", | |
2741 | [TT_DIV_ZERO] = "Division By Zero", | |
2742 | [TT_DFAULT] = "Data Access Fault", | |
2743 | [TT_DMISS] = "Data Access MMU Miss", | |
2744 | [TT_DATA_ACCESS] = "Data Access Error", | |
2745 | [TT_DPROT] = "Data Protection Error", | |
2746 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
2747 | [TT_PRIV_ACT] = "Privileged Action", | |
2748 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
2749 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
2750 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
2751 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
2752 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
2753 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
2754 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
2755 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
2756 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
2757 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
2758 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
2759 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
2760 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
2761 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
2762 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
2763 | }; | |
2764 | #endif | |
2765 | ||
2766 | void do_interrupt(CPUState *env) | |
2767 | { | |
2768 | int intno = env->exception_index; | |
2769 | ||
2770 | #ifdef DEBUG_PCALL | |
2771 | if (loglevel & CPU_LOG_INT) { | |
2772 | static int count; | |
2773 | const char *name; | |
2774 | ||
2775 | if (intno < 0 || intno >= 0x180) | |
2776 | name = "Unknown"; | |
2777 | else if (intno >= 0x100) | |
2778 | name = "Trap Instruction"; | |
2779 | else if (intno >= 0xc0) | |
2780 | name = "Window Fill"; | |
2781 | else if (intno >= 0x80) | |
2782 | name = "Window Spill"; | |
2783 | else { | |
2784 | name = excp_names[intno]; | |
2785 | if (!name) | |
2786 | name = "Unknown"; | |
2787 | } | |
2788 | ||
2789 | fprintf(logfile, "%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64 | |
2790 | " SP=%016" PRIx64 "\n", | |
2791 | count, name, intno, | |
2792 | env->pc, | |
2793 | env->npc, env->regwptr[6]); | |
2794 | cpu_dump_state(env, logfile, fprintf, 0); | |
2795 | #if 0 | |
2796 | { | |
2797 | int i; | |
2798 | uint8_t *ptr; | |
2799 | ||
2800 | fprintf(logfile, " code="); | |
2801 | ptr = (uint8_t *)env->pc; | |
2802 | for(i = 0; i < 16; i++) { | |
2803 | fprintf(logfile, " %02x", ldub(ptr + i)); | |
2804 | } | |
2805 | fprintf(logfile, "\n"); | |
2806 | } | |
2807 | #endif | |
2808 | count++; | |
2809 | } | |
2810 | #endif | |
2811 | #if !defined(CONFIG_USER_ONLY) | |
2812 | if (env->tl >= env->maxtl) { | |
2813 | cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d)," | |
2814 | " Error state", env->exception_index, env->tl, env->maxtl); | |
2815 | return; | |
2816 | } | |
2817 | #endif | |
2818 | if (env->tl < env->maxtl - 1) { | |
2819 | env->tl++; | |
2820 | } else { | |
2821 | env->pstate |= PS_RED; | |
2822 | if (env->tl < env->maxtl) | |
2823 | env->tl++; | |
2824 | } | |
2825 | env->tsptr = &env->ts[env->tl & MAXTL_MASK]; | |
2826 | env->tsptr->tstate = ((uint64_t)GET_CCR(env) << 32) | | |
2827 | ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) | | |
2828 | GET_CWP64(env); | |
2829 | env->tsptr->tpc = env->pc; | |
2830 | env->tsptr->tnpc = env->npc; | |
2831 | env->tsptr->tt = intno; | |
2832 | if (!(env->def->features & CPU_FEATURE_GL)) { | |
2833 | switch (intno) { | |
2834 | case TT_IVEC: | |
2835 | change_pstate(PS_PEF | PS_PRIV | PS_IG); | |
2836 | break; | |
2837 | case TT_TFAULT: | |
2838 | case TT_TMISS: | |
2839 | case TT_DFAULT: | |
2840 | case TT_DMISS: | |
2841 | case TT_DPROT: | |
2842 | change_pstate(PS_PEF | PS_PRIV | PS_MG); | |
2843 | break; | |
2844 | default: | |
2845 | change_pstate(PS_PEF | PS_PRIV | PS_AG); | |
2846 | break; | |
2847 | } | |
2848 | } | |
2849 | if (intno == TT_CLRWIN) | |
2850 | cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1)); | |
2851 | else if ((intno & 0x1c0) == TT_SPILL) | |
2852 | cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2)); | |
2853 | else if ((intno & 0x1c0) == TT_FILL) | |
2854 | cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1)); | |
2855 | env->tbr &= ~0x7fffULL; | |
2856 | env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); | |
2857 | env->pc = env->tbr; | |
2858 | env->npc = env->pc + 4; | |
2859 | env->exception_index = 0; | |
ee5bbe38 | 2860 | } |
91736d37 BS |
2861 | #else |
2862 | #ifdef DEBUG_PCALL | |
2863 | static const char * const excp_names[0x80] = { | |
2864 | [TT_TFAULT] = "Instruction Access Fault", | |
2865 | [TT_ILL_INSN] = "Illegal Instruction", | |
2866 | [TT_PRIV_INSN] = "Privileged Instruction", | |
2867 | [TT_NFPU_INSN] = "FPU Disabled", | |
2868 | [TT_WIN_OVF] = "Window Overflow", | |
2869 | [TT_WIN_UNF] = "Window Underflow", | |
2870 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
2871 | [TT_FP_EXCP] = "FPU Exception", | |
2872 | [TT_DFAULT] = "Data Access Fault", | |
2873 | [TT_TOVF] = "Tag Overflow", | |
2874 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
2875 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
2876 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
2877 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
2878 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
2879 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
2880 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
2881 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
2882 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
2883 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
2884 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
2885 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
2886 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
2887 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
2888 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
2889 | [TT_TOVF] = "Tag Overflow", | |
2890 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
2891 | [TT_DATA_ACCESS] = "Data Access Error", | |
2892 | [TT_DIV_ZERO] = "Division By Zero", | |
2893 | [TT_NCP_INSN] = "Coprocessor Disabled", | |
2894 | }; | |
2895 | #endif | |
ee5bbe38 | 2896 | |
91736d37 | 2897 | void do_interrupt(CPUState *env) |
ee5bbe38 | 2898 | { |
91736d37 BS |
2899 | int cwp, intno = env->exception_index; |
2900 | ||
2901 | #ifdef DEBUG_PCALL | |
2902 | if (loglevel & CPU_LOG_INT) { | |
2903 | static int count; | |
2904 | const char *name; | |
2905 | ||
2906 | if (intno < 0 || intno >= 0x100) | |
2907 | name = "Unknown"; | |
2908 | else if (intno >= 0x80) | |
2909 | name = "Trap Instruction"; | |
2910 | else { | |
2911 | name = excp_names[intno]; | |
2912 | if (!name) | |
2913 | name = "Unknown"; | |
2914 | } | |
2915 | ||
2916 | fprintf(logfile, "%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n", | |
2917 | count, name, intno, | |
2918 | env->pc, | |
2919 | env->npc, env->regwptr[6]); | |
2920 | cpu_dump_state(env, logfile, fprintf, 0); | |
2921 | #if 0 | |
2922 | { | |
2923 | int i; | |
2924 | uint8_t *ptr; | |
2925 | ||
2926 | fprintf(logfile, " code="); | |
2927 | ptr = (uint8_t *)env->pc; | |
2928 | for(i = 0; i < 16; i++) { | |
2929 | fprintf(logfile, " %02x", ldub(ptr + i)); | |
2930 | } | |
2931 | fprintf(logfile, "\n"); | |
2932 | } | |
2933 | #endif | |
2934 | count++; | |
2935 | } | |
2936 | #endif | |
2937 | #if !defined(CONFIG_USER_ONLY) | |
2938 | if (env->psret == 0) { | |
2939 | cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", | |
2940 | env->exception_index); | |
2941 | return; | |
2942 | } | |
2943 | #endif | |
2944 | env->psret = 0; | |
2945 | cwp = cpu_cwp_dec(env, env->cwp - 1); | |
2946 | cpu_set_cwp(env, cwp); | |
2947 | env->regwptr[9] = env->pc; | |
2948 | env->regwptr[10] = env->npc; | |
2949 | env->psrps = env->psrs; | |
2950 | env->psrs = 1; | |
2951 | env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); | |
2952 | env->pc = env->tbr; | |
2953 | env->npc = env->pc + 4; | |
2954 | env->exception_index = 0; | |
ee5bbe38 | 2955 | } |
91736d37 | 2956 | #endif |
ee5bbe38 | 2957 | |
5fafdf24 | 2958 | #if !defined(CONFIG_USER_ONLY) |
ee5bbe38 | 2959 | |
d2889a3e BS |
2960 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
2961 | void *retaddr); | |
2962 | ||
ee5bbe38 | 2963 | #define MMUSUFFIX _mmu |
d2889a3e | 2964 | #define ALIGNED_ONLY |
ee5bbe38 FB |
2965 | |
2966 | #define SHIFT 0 | |
2967 | #include "softmmu_template.h" | |
2968 | ||
2969 | #define SHIFT 1 | |
2970 | #include "softmmu_template.h" | |
2971 | ||
2972 | #define SHIFT 2 | |
2973 | #include "softmmu_template.h" | |
2974 | ||
2975 | #define SHIFT 3 | |
2976 | #include "softmmu_template.h" | |
2977 | ||
c2bc0e38 BS |
2978 | /* XXX: make it generic ? */ |
2979 | static void cpu_restore_state2(void *retaddr) | |
2980 | { | |
2981 | TranslationBlock *tb; | |
2982 | unsigned long pc; | |
2983 | ||
2984 | if (retaddr) { | |
2985 | /* now we have a real cpu fault */ | |
2986 | pc = (unsigned long)retaddr; | |
2987 | tb = tb_find_pc(pc); | |
2988 | if (tb) { | |
2989 | /* the PC is inside the translated code. It means that we have | |
2990 | a virtual CPU fault */ | |
2991 | cpu_restore_state(tb, env, pc, (void *)(long)env->cond); | |
2992 | } | |
2993 | } | |
2994 | } | |
2995 | ||
d2889a3e BS |
2996 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
2997 | void *retaddr) | |
2998 | { | |
94554550 | 2999 | #ifdef DEBUG_UNALIGNED |
c2bc0e38 BS |
3000 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx |
3001 | "\n", addr, env->pc); | |
94554550 | 3002 | #endif |
c2bc0e38 | 3003 | cpu_restore_state2(retaddr); |
94554550 | 3004 | raise_exception(TT_UNALIGNED); |
d2889a3e | 3005 | } |
ee5bbe38 FB |
3006 | |
3007 | /* try to fill the TLB and return an exception if error. If retaddr is | |
3008 | NULL, it means that the function was called in C code (i.e. not | |
3009 | from generated code or from helper.c) */ | |
3010 | /* XXX: fix it to restore all registers */ | |
6ebbf390 | 3011 | void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
ee5bbe38 | 3012 | { |
ee5bbe38 | 3013 | int ret; |
ee5bbe38 FB |
3014 | CPUState *saved_env; |
3015 | ||
3016 | /* XXX: hack to restore env in all cases, even if not called from | |
3017 | generated code */ | |
3018 | saved_env = env; | |
3019 | env = cpu_single_env; | |
3020 | ||
6ebbf390 | 3021 | ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1); |
ee5bbe38 | 3022 | if (ret) { |
c2bc0e38 | 3023 | cpu_restore_state2(retaddr); |
ee5bbe38 FB |
3024 | cpu_loop_exit(); |
3025 | } | |
3026 | env = saved_env; | |
3027 | } | |
3028 | ||
3029 | #endif | |
6c36d3fa BS |
3030 | |
3031 | #ifndef TARGET_SPARC64 | |
5dcb6b91 | 3032 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 3033 | int is_asi, int size) |
6c36d3fa BS |
3034 | { |
3035 | CPUState *saved_env; | |
3036 | ||
3037 | /* XXX: hack to restore env in all cases, even if not called from | |
3038 | generated code */ | |
3039 | saved_env = env; | |
3040 | env = cpu_single_env; | |
8543e2cf BS |
3041 | #ifdef DEBUG_UNASSIGNED |
3042 | if (is_asi) | |
e18231a3 | 3043 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
77f193da | 3044 | " asi 0x%02x from " TARGET_FMT_lx "\n", |
e18231a3 BS |
3045 | is_exec ? "exec" : is_write ? "write" : "read", size, |
3046 | size == 1 ? "" : "s", addr, is_asi, env->pc); | |
8543e2cf | 3047 | else |
e18231a3 BS |
3048 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
3049 | " from " TARGET_FMT_lx "\n", | |
3050 | is_exec ? "exec" : is_write ? "write" : "read", size, | |
3051 | size == 1 ? "" : "s", addr, env->pc); | |
8543e2cf | 3052 | #endif |
6c36d3fa | 3053 | if (env->mmuregs[3]) /* Fault status register */ |
0f8a249a | 3054 | env->mmuregs[3] = 1; /* overflow (not read before another fault) */ |
6c36d3fa BS |
3055 | if (is_asi) |
3056 | env->mmuregs[3] |= 1 << 16; | |
3057 | if (env->psrs) | |
3058 | env->mmuregs[3] |= 1 << 5; | |
3059 | if (is_exec) | |
3060 | env->mmuregs[3] |= 1 << 6; | |
3061 | if (is_write) | |
3062 | env->mmuregs[3] |= 1 << 7; | |
3063 | env->mmuregs[3] |= (5 << 2) | 2; | |
3064 | env->mmuregs[4] = addr; /* Fault address register */ | |
3065 | if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) { | |
1b2e93c1 BS |
3066 | if (is_exec) |
3067 | raise_exception(TT_CODE_ACCESS); | |
3068 | else | |
3069 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
3070 | } |
3071 | env = saved_env; | |
3072 | } | |
3073 | #else | |
5dcb6b91 | 3074 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 3075 | int is_asi, int size) |
6c36d3fa BS |
3076 | { |
3077 | #ifdef DEBUG_UNASSIGNED | |
3078 | CPUState *saved_env; | |
3079 | ||
3080 | /* XXX: hack to restore env in all cases, even if not called from | |
3081 | generated code */ | |
3082 | saved_env = env; | |
3083 | env = cpu_single_env; | |
77f193da BS |
3084 | printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx |
3085 | "\n", addr, env->pc); | |
6c36d3fa BS |
3086 | env = saved_env; |
3087 | #endif | |
1b2e93c1 BS |
3088 | if (is_exec) |
3089 | raise_exception(TT_CODE_ACCESS); | |
3090 | else | |
3091 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
3092 | } |
3093 | #endif | |
20c9f095 | 3094 | |
f4b1a842 BS |
3095 | #ifdef TARGET_SPARC64 |
3096 | void helper_tick_set_count(void *opaque, uint64_t count) | |
3097 | { | |
3098 | #if !defined(CONFIG_USER_ONLY) | |
3099 | cpu_tick_set_count(opaque, count); | |
3100 | #endif | |
3101 | } | |
3102 | ||
3103 | uint64_t helper_tick_get_count(void *opaque) | |
3104 | { | |
3105 | #if !defined(CONFIG_USER_ONLY) | |
3106 | return cpu_tick_get_count(opaque); | |
3107 | #else | |
3108 | return 0; | |
3109 | #endif | |
3110 | } | |
3111 | ||
3112 | void helper_tick_set_limit(void *opaque, uint64_t limit) | |
3113 | { | |
3114 | #if !defined(CONFIG_USER_ONLY) | |
3115 | cpu_tick_set_limit(opaque, limit); | |
3116 | #endif | |
3117 | } | |
3118 | #endif |