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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 | 15 | #ifdef DEBUG_MMU |
001faf32 BS |
16 | #define DPRINTF_MMU(fmt, ...) \ |
17 | do { printf("MMU: " fmt , ## __VA_ARGS__); } while (0) | |
952a328f | 18 | #else |
001faf32 | 19 | #define DPRINTF_MMU(fmt, ...) do {} while (0) |
952a328f BS |
20 | #endif |
21 | ||
22 | #ifdef DEBUG_MXCC | |
001faf32 BS |
23 | #define DPRINTF_MXCC(fmt, ...) \ |
24 | do { printf("MXCC: " fmt , ## __VA_ARGS__); } while (0) | |
952a328f | 25 | #else |
001faf32 | 26 | #define DPRINTF_MXCC(fmt, ...) do {} while (0) |
952a328f BS |
27 | #endif |
28 | ||
8543e2cf | 29 | #ifdef DEBUG_ASI |
001faf32 BS |
30 | #define DPRINTF_ASI(fmt, ...) \ |
31 | do { printf("ASI: " fmt , ## __VA_ARGS__); } while (0) | |
8543e2cf BS |
32 | #endif |
33 | ||
2cade6a3 BS |
34 | #ifdef TARGET_SPARC64 |
35 | #ifndef TARGET_ABI32 | |
36 | #define AM_CHECK(env1) ((env1)->pstate & PS_AM) | |
c2bc0e38 | 37 | #else |
2cade6a3 BS |
38 | #define AM_CHECK(env1) (1) |
39 | #endif | |
c2bc0e38 BS |
40 | #endif |
41 | ||
9c22a623 | 42 | #if defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) |
697a77e6 IK |
43 | // Calculates TSB pointer value for fault page size 8k or 64k |
44 | static uint64_t ultrasparc_tsb_pointer(uint64_t tsb_register, | |
45 | uint64_t tag_access_register, | |
46 | int page_size) | |
47 | { | |
48 | uint64_t tsb_base = tsb_register & ~0x1fffULL; | |
6e8e7d4c IK |
49 | int tsb_split = (tsb_register & 0x1000ULL) ? 1 : 0; |
50 | int tsb_size = tsb_register & 0xf; | |
697a77e6 IK |
51 | |
52 | // discard lower 13 bits which hold tag access context | |
53 | uint64_t tag_access_va = tag_access_register & ~0x1fffULL; | |
54 | ||
55 | // now reorder bits | |
56 | uint64_t tsb_base_mask = ~0x1fffULL; | |
57 | uint64_t va = tag_access_va; | |
58 | ||
59 | // move va bits to correct position | |
60 | if (page_size == 8*1024) { | |
61 | va >>= 9; | |
62 | } else if (page_size == 64*1024) { | |
63 | va >>= 12; | |
64 | } | |
65 | ||
66 | if (tsb_size) { | |
67 | tsb_base_mask <<= tsb_size; | |
68 | } | |
69 | ||
70 | // calculate tsb_base mask and adjust va if split is in use | |
71 | if (tsb_split) { | |
72 | if (page_size == 8*1024) { | |
73 | va &= ~(1ULL << (13 + tsb_size)); | |
74 | } else if (page_size == 64*1024) { | |
75 | va |= (1ULL << (13 + tsb_size)); | |
76 | } | |
77 | tsb_base_mask <<= 1; | |
78 | } | |
79 | ||
80 | return ((tsb_base & tsb_base_mask) | (va & ~tsb_base_mask)) & ~0xfULL; | |
81 | } | |
82 | ||
83 | // Calculates tag target register value by reordering bits | |
84 | // in tag access register | |
85 | static uint64_t ultrasparc_tag_target(uint64_t tag_access_register) | |
86 | { | |
87 | return ((tag_access_register & 0x1fff) << 48) | (tag_access_register >> 22); | |
88 | } | |
89 | ||
f707726e IK |
90 | static void replace_tlb_entry(SparcTLBEntry *tlb, |
91 | uint64_t tlb_tag, uint64_t tlb_tte, | |
92 | CPUState *env1) | |
6e8e7d4c IK |
93 | { |
94 | target_ulong mask, size, va, offset; | |
95 | ||
96 | // flush page range if translation is valid | |
f707726e | 97 | if (TTE_IS_VALID(tlb->tte)) { |
6e8e7d4c IK |
98 | |
99 | mask = 0xffffffffffffe000ULL; | |
100 | mask <<= 3 * ((tlb->tte >> 61) & 3); | |
101 | size = ~mask + 1; | |
102 | ||
103 | va = tlb->tag & mask; | |
104 | ||
105 | for (offset = 0; offset < size; offset += TARGET_PAGE_SIZE) { | |
106 | tlb_flush_page(env1, va + offset); | |
107 | } | |
108 | } | |
109 | ||
110 | tlb->tag = tlb_tag; | |
111 | tlb->tte = tlb_tte; | |
112 | } | |
113 | ||
114 | static void demap_tlb(SparcTLBEntry *tlb, target_ulong demap_addr, | |
f707726e | 115 | const char* strmmu, CPUState *env1) |
6e8e7d4c IK |
116 | { |
117 | unsigned int i; | |
118 | target_ulong mask; | |
119 | ||
120 | for (i = 0; i < 64; i++) { | |
f707726e | 121 | if (TTE_IS_VALID(tlb[i].tte)) { |
6e8e7d4c IK |
122 | |
123 | mask = 0xffffffffffffe000ULL; | |
124 | mask <<= 3 * ((tlb[i].tte >> 61) & 3); | |
125 | ||
126 | if ((demap_addr & mask) == (tlb[i].tag & mask)) { | |
f707726e | 127 | replace_tlb_entry(&tlb[i], 0, 0, env1); |
6e8e7d4c | 128 | #ifdef DEBUG_MMU |
f707726e IK |
129 | DPRINTF_MMU("%s demap invalidated entry [%02u]\n", strmmu, i); |
130 | dump_mmu(env1); | |
6e8e7d4c IK |
131 | #endif |
132 | } | |
133 | //return; | |
134 | } | |
135 | } | |
136 | ||
137 | } | |
138 | ||
f707726e IK |
139 | static void replace_tlb_1bit_lru(SparcTLBEntry *tlb, |
140 | uint64_t tlb_tag, uint64_t tlb_tte, | |
141 | const char* strmmu, CPUState *env1) | |
142 | { | |
143 | unsigned int i, replace_used; | |
144 | ||
145 | // Try replacing invalid entry | |
146 | for (i = 0; i < 64; i++) { | |
147 | if (!TTE_IS_VALID(tlb[i].tte)) { | |
148 | replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1); | |
149 | #ifdef DEBUG_MMU | |
150 | DPRINTF_MMU("%s lru replaced invalid entry [%i]\n", strmmu, i); | |
151 | dump_mmu(env1); | |
152 | #endif | |
153 | return; | |
154 | } | |
155 | } | |
156 | ||
157 | // All entries are valid, try replacing unlocked entry | |
158 | ||
159 | for (replace_used = 0; replace_used < 2; ++replace_used) { | |
160 | ||
161 | // Used entries are not replaced on first pass | |
162 | ||
163 | for (i = 0; i < 64; i++) { | |
164 | if (!TTE_IS_LOCKED(tlb[i].tte) && !TTE_IS_USED(tlb[i].tte)) { | |
165 | ||
166 | replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1); | |
167 | #ifdef DEBUG_MMU | |
168 | DPRINTF_MMU("%s lru replaced unlocked %s entry [%i]\n", | |
169 | strmmu, (replace_used?"used":"unused"), i); | |
170 | dump_mmu(env1); | |
171 | #endif | |
172 | return; | |
173 | } | |
174 | } | |
175 | ||
176 | // Now reset used bit and search for unused entries again | |
177 | ||
178 | for (i = 0; i < 64; i++) { | |
179 | TTE_SET_UNUSED(tlb[i].tte); | |
180 | } | |
181 | } | |
182 | ||
183 | #ifdef DEBUG_MMU | |
184 | DPRINTF_MMU("%s lru replacement failed: no entries available\n", strmmu); | |
185 | #endif | |
186 | // error state? | |
187 | } | |
188 | ||
697a77e6 IK |
189 | #endif |
190 | ||
2cade6a3 BS |
191 | static inline void address_mask(CPUState *env1, target_ulong *addr) |
192 | { | |
193 | #ifdef TARGET_SPARC64 | |
194 | if (AM_CHECK(env1)) | |
195 | *addr &= 0xffffffffULL; | |
196 | #endif | |
197 | } | |
198 | ||
f4a5a5ba | 199 | static void raise_exception(int tt) |
9d893301 FB |
200 | { |
201 | env->exception_index = tt; | |
202 | cpu_loop_exit(); | |
3b46e624 | 203 | } |
9d893301 | 204 | |
a7812ae4 PB |
205 | void HELPER(raise_exception)(int tt) |
206 | { | |
207 | raise_exception(tt); | |
208 | } | |
209 | ||
91736d37 BS |
210 | static inline void set_cwp(int new_cwp) |
211 | { | |
212 | cpu_set_cwp(env, new_cwp); | |
213 | } | |
214 | ||
2b29924f BS |
215 | void helper_check_align(target_ulong addr, uint32_t align) |
216 | { | |
c2bc0e38 BS |
217 | if (addr & align) { |
218 | #ifdef DEBUG_UNALIGNED | |
219 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx | |
220 | "\n", addr, env->pc); | |
221 | #endif | |
2b29924f | 222 | raise_exception(TT_UNALIGNED); |
c2bc0e38 | 223 | } |
2b29924f BS |
224 | } |
225 | ||
44e7757c BS |
226 | #define F_HELPER(name, p) void helper_f##name##p(void) |
227 | ||
44e7757c | 228 | #define F_BINOP(name) \ |
714547bb | 229 | float32 helper_f ## name ## s (float32 src1, float32 src2) \ |
44e7757c | 230 | { \ |
714547bb | 231 | return float32_ ## name (src1, src2, &env->fp_status); \ |
44e7757c BS |
232 | } \ |
233 | F_HELPER(name, d) \ | |
234 | { \ | |
235 | DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \ | |
4e14008f BS |
236 | } \ |
237 | F_HELPER(name, q) \ | |
238 | { \ | |
239 | QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \ | |
44e7757c | 240 | } |
44e7757c BS |
241 | |
242 | F_BINOP(add); | |
243 | F_BINOP(sub); | |
244 | F_BINOP(mul); | |
245 | F_BINOP(div); | |
246 | #undef F_BINOP | |
247 | ||
d84763bc | 248 | void helper_fsmuld(float32 src1, float32 src2) |
1a2fb1c0 | 249 | { |
d84763bc BS |
250 | DT0 = float64_mul(float32_to_float64(src1, &env->fp_status), |
251 | float32_to_float64(src2, &env->fp_status), | |
44e7757c BS |
252 | &env->fp_status); |
253 | } | |
1a2fb1c0 | 254 | |
4e14008f BS |
255 | void helper_fdmulq(void) |
256 | { | |
257 | QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status), | |
258 | float64_to_float128(DT1, &env->fp_status), | |
259 | &env->fp_status); | |
260 | } | |
4e14008f | 261 | |
714547bb | 262 | float32 helper_fnegs(float32 src) |
44e7757c | 263 | { |
714547bb | 264 | return float32_chs(src); |
417454b0 BS |
265 | } |
266 | ||
44e7757c BS |
267 | #ifdef TARGET_SPARC64 |
268 | F_HELPER(neg, d) | |
7e8c2b6c | 269 | { |
44e7757c | 270 | DT0 = float64_chs(DT1); |
7e8c2b6c | 271 | } |
4e14008f | 272 | |
4e14008f BS |
273 | F_HELPER(neg, q) |
274 | { | |
275 | QT0 = float128_chs(QT1); | |
276 | } | |
277 | #endif | |
44e7757c BS |
278 | |
279 | /* Integer to float conversion. */ | |
714547bb | 280 | float32 helper_fitos(int32_t src) |
a0c4cb4a | 281 | { |
714547bb | 282 | return int32_to_float32(src, &env->fp_status); |
a0c4cb4a FB |
283 | } |
284 | ||
d84763bc | 285 | void helper_fitod(int32_t src) |
a0c4cb4a | 286 | { |
d84763bc | 287 | DT0 = int32_to_float64(src, &env->fp_status); |
a0c4cb4a | 288 | } |
9c2b428e | 289 | |
c5d04e99 | 290 | void helper_fitoq(int32_t src) |
4e14008f | 291 | { |
c5d04e99 | 292 | QT0 = int32_to_float128(src, &env->fp_status); |
4e14008f | 293 | } |
4e14008f | 294 | |
1e64e78d | 295 | #ifdef TARGET_SPARC64 |
d84763bc | 296 | float32 helper_fxtos(void) |
1e64e78d | 297 | { |
d84763bc | 298 | return int64_to_float32(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d BS |
299 | } |
300 | ||
44e7757c | 301 | F_HELPER(xto, d) |
1e64e78d | 302 | { |
1e64e78d | 303 | DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d | 304 | } |
64a88d5d | 305 | |
4e14008f BS |
306 | F_HELPER(xto, q) |
307 | { | |
308 | QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status); | |
309 | } | |
310 | #endif | |
44e7757c BS |
311 | #undef F_HELPER |
312 | ||
313 | /* floating point conversion */ | |
d84763bc | 314 | float32 helper_fdtos(void) |
44e7757c | 315 | { |
d84763bc | 316 | return float64_to_float32(DT1, &env->fp_status); |
44e7757c BS |
317 | } |
318 | ||
d84763bc | 319 | void helper_fstod(float32 src) |
44e7757c | 320 | { |
d84763bc | 321 | DT0 = float32_to_float64(src, &env->fp_status); |
44e7757c | 322 | } |
9c2b428e | 323 | |
c5d04e99 | 324 | float32 helper_fqtos(void) |
4e14008f | 325 | { |
c5d04e99 | 326 | return float128_to_float32(QT1, &env->fp_status); |
4e14008f BS |
327 | } |
328 | ||
c5d04e99 | 329 | void helper_fstoq(float32 src) |
4e14008f | 330 | { |
c5d04e99 | 331 | QT0 = float32_to_float128(src, &env->fp_status); |
4e14008f BS |
332 | } |
333 | ||
334 | void helper_fqtod(void) | |
335 | { | |
336 | DT0 = float128_to_float64(QT1, &env->fp_status); | |
337 | } | |
338 | ||
339 | void helper_fdtoq(void) | |
340 | { | |
341 | QT0 = float64_to_float128(DT1, &env->fp_status); | |
342 | } | |
4e14008f | 343 | |
44e7757c | 344 | /* Float to integer conversion. */ |
714547bb | 345 | int32_t helper_fstoi(float32 src) |
44e7757c | 346 | { |
714547bb | 347 | return float32_to_int32_round_to_zero(src, &env->fp_status); |
44e7757c BS |
348 | } |
349 | ||
d84763bc | 350 | int32_t helper_fdtoi(void) |
44e7757c | 351 | { |
d84763bc | 352 | return float64_to_int32_round_to_zero(DT1, &env->fp_status); |
44e7757c BS |
353 | } |
354 | ||
c5d04e99 | 355 | int32_t helper_fqtoi(void) |
4e14008f | 356 | { |
c5d04e99 | 357 | return float128_to_int32_round_to_zero(QT1, &env->fp_status); |
4e14008f | 358 | } |
4e14008f | 359 | |
44e7757c | 360 | #ifdef TARGET_SPARC64 |
d84763bc | 361 | void helper_fstox(float32 src) |
44e7757c | 362 | { |
d84763bc | 363 | *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status); |
44e7757c BS |
364 | } |
365 | ||
366 | void helper_fdtox(void) | |
367 | { | |
368 | *((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status); | |
369 | } | |
370 | ||
4e14008f BS |
371 | void helper_fqtox(void) |
372 | { | |
373 | *((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status); | |
374 | } | |
4e14008f | 375 | |
44e7757c BS |
376 | void helper_faligndata(void) |
377 | { | |
378 | uint64_t tmp; | |
379 | ||
380 | tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8); | |
06057e6f BS |
381 | /* on many architectures a shift of 64 does nothing */ |
382 | if ((env->gsr & 7) != 0) { | |
383 | tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8); | |
384 | } | |
44e7757c BS |
385 | *((uint64_t *)&DT0) = tmp; |
386 | } | |
387 | ||
e2542fe2 | 388 | #ifdef HOST_WORDS_BIGENDIAN |
44e7757c BS |
389 | #define VIS_B64(n) b[7 - (n)] |
390 | #define VIS_W64(n) w[3 - (n)] | |
391 | #define VIS_SW64(n) sw[3 - (n)] | |
392 | #define VIS_L64(n) l[1 - (n)] | |
393 | #define VIS_B32(n) b[3 - (n)] | |
394 | #define VIS_W32(n) w[1 - (n)] | |
395 | #else | |
396 | #define VIS_B64(n) b[n] | |
397 | #define VIS_W64(n) w[n] | |
398 | #define VIS_SW64(n) sw[n] | |
399 | #define VIS_L64(n) l[n] | |
400 | #define VIS_B32(n) b[n] | |
401 | #define VIS_W32(n) w[n] | |
402 | #endif | |
403 | ||
404 | typedef union { | |
405 | uint8_t b[8]; | |
406 | uint16_t w[4]; | |
407 | int16_t sw[4]; | |
408 | uint32_t l[2]; | |
409 | float64 d; | |
410 | } vis64; | |
411 | ||
412 | typedef union { | |
413 | uint8_t b[4]; | |
414 | uint16_t w[2]; | |
415 | uint32_t l; | |
416 | float32 f; | |
417 | } vis32; | |
418 | ||
419 | void helper_fpmerge(void) | |
420 | { | |
421 | vis64 s, d; | |
422 | ||
423 | s.d = DT0; | |
424 | d.d = DT1; | |
425 | ||
426 | // Reverse calculation order to handle overlap | |
427 | d.VIS_B64(7) = s.VIS_B64(3); | |
428 | d.VIS_B64(6) = d.VIS_B64(3); | |
429 | d.VIS_B64(5) = s.VIS_B64(2); | |
430 | d.VIS_B64(4) = d.VIS_B64(2); | |
431 | d.VIS_B64(3) = s.VIS_B64(1); | |
432 | d.VIS_B64(2) = d.VIS_B64(1); | |
433 | d.VIS_B64(1) = s.VIS_B64(0); | |
434 | //d.VIS_B64(0) = d.VIS_B64(0); | |
435 | ||
436 | DT0 = d.d; | |
437 | } | |
438 | ||
439 | void helper_fmul8x16(void) | |
440 | { | |
441 | vis64 s, d; | |
442 | uint32_t tmp; | |
443 | ||
444 | s.d = DT0; | |
445 | d.d = DT1; | |
446 | ||
447 | #define PMUL(r) \ | |
448 | tmp = (int32_t)d.VIS_SW64(r) * (int32_t)s.VIS_B64(r); \ | |
449 | if ((tmp & 0xff) > 0x7f) \ | |
450 | tmp += 0x100; \ | |
451 | d.VIS_W64(r) = tmp >> 8; | |
452 | ||
453 | PMUL(0); | |
454 | PMUL(1); | |
455 | PMUL(2); | |
456 | PMUL(3); | |
457 | #undef PMUL | |
458 | ||
459 | DT0 = d.d; | |
460 | } | |
461 | ||
462 | void helper_fmul8x16al(void) | |
463 | { | |
464 | vis64 s, d; | |
465 | uint32_t tmp; | |
466 | ||
467 | s.d = DT0; | |
468 | d.d = DT1; | |
469 | ||
470 | #define PMUL(r) \ | |
471 | tmp = (int32_t)d.VIS_SW64(1) * (int32_t)s.VIS_B64(r); \ | |
472 | if ((tmp & 0xff) > 0x7f) \ | |
473 | tmp += 0x100; \ | |
474 | d.VIS_W64(r) = tmp >> 8; | |
475 | ||
476 | PMUL(0); | |
477 | PMUL(1); | |
478 | PMUL(2); | |
479 | PMUL(3); | |
480 | #undef PMUL | |
481 | ||
482 | DT0 = d.d; | |
483 | } | |
484 | ||
485 | void helper_fmul8x16au(void) | |
486 | { | |
487 | vis64 s, d; | |
488 | uint32_t tmp; | |
489 | ||
490 | s.d = DT0; | |
491 | d.d = DT1; | |
492 | ||
493 | #define PMUL(r) \ | |
494 | tmp = (int32_t)d.VIS_SW64(0) * (int32_t)s.VIS_B64(r); \ | |
495 | if ((tmp & 0xff) > 0x7f) \ | |
496 | tmp += 0x100; \ | |
497 | d.VIS_W64(r) = tmp >> 8; | |
498 | ||
499 | PMUL(0); | |
500 | PMUL(1); | |
501 | PMUL(2); | |
502 | PMUL(3); | |
503 | #undef PMUL | |
504 | ||
505 | DT0 = d.d; | |
506 | } | |
507 | ||
508 | void helper_fmul8sux16(void) | |
509 | { | |
510 | vis64 s, d; | |
511 | uint32_t tmp; | |
512 | ||
513 | s.d = DT0; | |
514 | d.d = DT1; | |
515 | ||
516 | #define PMUL(r) \ | |
517 | tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \ | |
518 | if ((tmp & 0xff) > 0x7f) \ | |
519 | tmp += 0x100; \ | |
520 | d.VIS_W64(r) = tmp >> 8; | |
521 | ||
522 | PMUL(0); | |
523 | PMUL(1); | |
524 | PMUL(2); | |
525 | PMUL(3); | |
526 | #undef PMUL | |
527 | ||
528 | DT0 = d.d; | |
529 | } | |
530 | ||
531 | void helper_fmul8ulx16(void) | |
532 | { | |
533 | vis64 s, d; | |
534 | uint32_t tmp; | |
535 | ||
536 | s.d = DT0; | |
537 | d.d = DT1; | |
538 | ||
539 | #define PMUL(r) \ | |
540 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
541 | if ((tmp & 0xff) > 0x7f) \ | |
542 | tmp += 0x100; \ | |
543 | d.VIS_W64(r) = tmp >> 8; | |
544 | ||
545 | PMUL(0); | |
546 | PMUL(1); | |
547 | PMUL(2); | |
548 | PMUL(3); | |
549 | #undef PMUL | |
550 | ||
551 | DT0 = d.d; | |
552 | } | |
553 | ||
554 | void helper_fmuld8sux16(void) | |
555 | { | |
556 | vis64 s, d; | |
557 | uint32_t tmp; | |
558 | ||
559 | s.d = DT0; | |
560 | d.d = DT1; | |
561 | ||
562 | #define PMUL(r) \ | |
563 | tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \ | |
564 | if ((tmp & 0xff) > 0x7f) \ | |
565 | tmp += 0x100; \ | |
566 | d.VIS_L64(r) = tmp; | |
567 | ||
568 | // Reverse calculation order to handle overlap | |
569 | PMUL(1); | |
570 | PMUL(0); | |
571 | #undef PMUL | |
572 | ||
573 | DT0 = d.d; | |
574 | } | |
575 | ||
576 | void helper_fmuld8ulx16(void) | |
577 | { | |
578 | vis64 s, d; | |
579 | uint32_t tmp; | |
580 | ||
581 | s.d = DT0; | |
582 | d.d = DT1; | |
583 | ||
584 | #define PMUL(r) \ | |
585 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
586 | if ((tmp & 0xff) > 0x7f) \ | |
587 | tmp += 0x100; \ | |
588 | d.VIS_L64(r) = tmp; | |
589 | ||
590 | // Reverse calculation order to handle overlap | |
591 | PMUL(1); | |
592 | PMUL(0); | |
593 | #undef PMUL | |
594 | ||
595 | DT0 = d.d; | |
596 | } | |
597 | ||
598 | void helper_fexpand(void) | |
599 | { | |
600 | vis32 s; | |
601 | vis64 d; | |
602 | ||
603 | s.l = (uint32_t)(*(uint64_t *)&DT0 & 0xffffffff); | |
604 | d.d = DT1; | |
c55bda30 BS |
605 | d.VIS_W64(0) = s.VIS_B32(0) << 4; |
606 | d.VIS_W64(1) = s.VIS_B32(1) << 4; | |
607 | d.VIS_W64(2) = s.VIS_B32(2) << 4; | |
608 | d.VIS_W64(3) = s.VIS_B32(3) << 4; | |
44e7757c BS |
609 | |
610 | DT0 = d.d; | |
611 | } | |
612 | ||
613 | #define VIS_HELPER(name, F) \ | |
614 | void name##16(void) \ | |
615 | { \ | |
616 | vis64 s, d; \ | |
617 | \ | |
618 | s.d = DT0; \ | |
619 | d.d = DT1; \ | |
620 | \ | |
621 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0)); \ | |
622 | d.VIS_W64(1) = F(d.VIS_W64(1), s.VIS_W64(1)); \ | |
623 | d.VIS_W64(2) = F(d.VIS_W64(2), s.VIS_W64(2)); \ | |
624 | d.VIS_W64(3) = F(d.VIS_W64(3), s.VIS_W64(3)); \ | |
625 | \ | |
626 | DT0 = d.d; \ | |
627 | } \ | |
628 | \ | |
1d01299d | 629 | uint32_t name##16s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
630 | { \ |
631 | vis32 s, d; \ | |
632 | \ | |
1d01299d BS |
633 | s.l = src1; \ |
634 | d.l = src2; \ | |
44e7757c BS |
635 | \ |
636 | d.VIS_W32(0) = F(d.VIS_W32(0), s.VIS_W32(0)); \ | |
637 | d.VIS_W32(1) = F(d.VIS_W32(1), s.VIS_W32(1)); \ | |
638 | \ | |
1d01299d | 639 | return d.l; \ |
44e7757c BS |
640 | } \ |
641 | \ | |
642 | void name##32(void) \ | |
643 | { \ | |
644 | vis64 s, d; \ | |
645 | \ | |
646 | s.d = DT0; \ | |
647 | d.d = DT1; \ | |
648 | \ | |
649 | d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0)); \ | |
650 | d.VIS_L64(1) = F(d.VIS_L64(1), s.VIS_L64(1)); \ | |
651 | \ | |
652 | DT0 = d.d; \ | |
653 | } \ | |
654 | \ | |
1d01299d | 655 | uint32_t name##32s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
656 | { \ |
657 | vis32 s, d; \ | |
658 | \ | |
1d01299d BS |
659 | s.l = src1; \ |
660 | d.l = src2; \ | |
44e7757c BS |
661 | \ |
662 | d.l = F(d.l, s.l); \ | |
663 | \ | |
1d01299d | 664 | return d.l; \ |
44e7757c BS |
665 | } |
666 | ||
667 | #define FADD(a, b) ((a) + (b)) | |
668 | #define FSUB(a, b) ((a) - (b)) | |
669 | VIS_HELPER(helper_fpadd, FADD) | |
670 | VIS_HELPER(helper_fpsub, FSUB) | |
671 | ||
672 | #define VIS_CMPHELPER(name, F) \ | |
673 | void name##16(void) \ | |
674 | { \ | |
675 | vis64 s, d; \ | |
676 | \ | |
677 | s.d = DT0; \ | |
678 | d.d = DT1; \ | |
679 | \ | |
680 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0))? 1: 0; \ | |
681 | d.VIS_W64(0) |= F(d.VIS_W64(1), s.VIS_W64(1))? 2: 0; \ | |
682 | d.VIS_W64(0) |= F(d.VIS_W64(2), s.VIS_W64(2))? 4: 0; \ | |
683 | d.VIS_W64(0) |= F(d.VIS_W64(3), s.VIS_W64(3))? 8: 0; \ | |
684 | \ | |
685 | DT0 = d.d; \ | |
686 | } \ | |
687 | \ | |
688 | void name##32(void) \ | |
689 | { \ | |
690 | vis64 s, d; \ | |
691 | \ | |
692 | s.d = DT0; \ | |
693 | d.d = DT1; \ | |
694 | \ | |
695 | d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0))? 1: 0; \ | |
696 | d.VIS_L64(0) |= F(d.VIS_L64(1), s.VIS_L64(1))? 2: 0; \ | |
697 | \ | |
698 | DT0 = d.d; \ | |
699 | } | |
700 | ||
701 | #define FCMPGT(a, b) ((a) > (b)) | |
702 | #define FCMPEQ(a, b) ((a) == (b)) | |
703 | #define FCMPLE(a, b) ((a) <= (b)) | |
704 | #define FCMPNE(a, b) ((a) != (b)) | |
705 | ||
706 | VIS_CMPHELPER(helper_fcmpgt, FCMPGT) | |
707 | VIS_CMPHELPER(helper_fcmpeq, FCMPEQ) | |
708 | VIS_CMPHELPER(helper_fcmple, FCMPLE) | |
709 | VIS_CMPHELPER(helper_fcmpne, FCMPNE) | |
710 | #endif | |
711 | ||
712 | void helper_check_ieee_exceptions(void) | |
713 | { | |
714 | target_ulong status; | |
715 | ||
716 | status = get_float_exception_flags(&env->fp_status); | |
717 | if (status) { | |
718 | /* Copy IEEE 754 flags into FSR */ | |
719 | if (status & float_flag_invalid) | |
720 | env->fsr |= FSR_NVC; | |
721 | if (status & float_flag_overflow) | |
722 | env->fsr |= FSR_OFC; | |
723 | if (status & float_flag_underflow) | |
724 | env->fsr |= FSR_UFC; | |
725 | if (status & float_flag_divbyzero) | |
726 | env->fsr |= FSR_DZC; | |
727 | if (status & float_flag_inexact) | |
728 | env->fsr |= FSR_NXC; | |
729 | ||
730 | if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) { | |
731 | /* Unmasked exception, generate a trap */ | |
732 | env->fsr |= FSR_FTT_IEEE_EXCP; | |
733 | raise_exception(TT_FP_EXCP); | |
734 | } else { | |
735 | /* Accumulate exceptions */ | |
736 | env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5; | |
737 | } | |
738 | } | |
739 | } | |
740 | ||
741 | void helper_clear_float_exceptions(void) | |
742 | { | |
743 | set_float_exception_flags(0, &env->fp_status); | |
744 | } | |
745 | ||
714547bb | 746 | float32 helper_fabss(float32 src) |
e8af50a3 | 747 | { |
714547bb | 748 | return float32_abs(src); |
e8af50a3 FB |
749 | } |
750 | ||
3475187d | 751 | #ifdef TARGET_SPARC64 |
7e8c2b6c | 752 | void helper_fabsd(void) |
3475187d FB |
753 | { |
754 | DT0 = float64_abs(DT1); | |
755 | } | |
4e14008f | 756 | |
4e14008f BS |
757 | void helper_fabsq(void) |
758 | { | |
759 | QT0 = float128_abs(QT1); | |
760 | } | |
761 | #endif | |
3475187d | 762 | |
714547bb | 763 | float32 helper_fsqrts(float32 src) |
e8af50a3 | 764 | { |
714547bb | 765 | return float32_sqrt(src, &env->fp_status); |
e8af50a3 FB |
766 | } |
767 | ||
7e8c2b6c | 768 | void helper_fsqrtd(void) |
e8af50a3 | 769 | { |
7a0e1f41 | 770 | DT0 = float64_sqrt(DT1, &env->fp_status); |
e8af50a3 FB |
771 | } |
772 | ||
4e14008f BS |
773 | void helper_fsqrtq(void) |
774 | { | |
775 | QT0 = float128_sqrt(QT1, &env->fp_status); | |
776 | } | |
4e14008f | 777 | |
417454b0 | 778 | #define GEN_FCMP(name, size, reg1, reg2, FS, TRAP) \ |
7e8c2b6c | 779 | void glue(helper_, name) (void) \ |
65ce8c2f | 780 | { \ |
1a2fb1c0 BS |
781 | target_ulong new_fsr; \ |
782 | \ | |
65ce8c2f FB |
783 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ |
784 | switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \ | |
785 | case float_relation_unordered: \ | |
1a2fb1c0 | 786 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ |
417454b0 | 787 | if ((env->fsr & FSR_NVM) || TRAP) { \ |
1a2fb1c0 | 788 | env->fsr |= new_fsr; \ |
417454b0 BS |
789 | env->fsr |= FSR_NVC; \ |
790 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
65ce8c2f FB |
791 | raise_exception(TT_FP_EXCP); \ |
792 | } else { \ | |
793 | env->fsr |= FSR_NVA; \ | |
794 | } \ | |
795 | break; \ | |
796 | case float_relation_less: \ | |
1a2fb1c0 | 797 | new_fsr = FSR_FCC0 << FS; \ |
65ce8c2f FB |
798 | break; \ |
799 | case float_relation_greater: \ | |
1a2fb1c0 | 800 | new_fsr = FSR_FCC1 << FS; \ |
65ce8c2f FB |
801 | break; \ |
802 | default: \ | |
1a2fb1c0 | 803 | new_fsr = 0; \ |
65ce8c2f FB |
804 | break; \ |
805 | } \ | |
1a2fb1c0 | 806 | env->fsr |= new_fsr; \ |
e8af50a3 | 807 | } |
714547bb BS |
808 | #define GEN_FCMPS(name, size, FS, TRAP) \ |
809 | void glue(helper_, name)(float32 src1, float32 src2) \ | |
810 | { \ | |
811 | target_ulong new_fsr; \ | |
812 | \ | |
813 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ | |
814 | switch (glue(size, _compare) (src1, src2, &env->fp_status)) { \ | |
815 | case float_relation_unordered: \ | |
816 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ | |
817 | if ((env->fsr & FSR_NVM) || TRAP) { \ | |
818 | env->fsr |= new_fsr; \ | |
819 | env->fsr |= FSR_NVC; \ | |
820 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
821 | raise_exception(TT_FP_EXCP); \ | |
822 | } else { \ | |
823 | env->fsr |= FSR_NVA; \ | |
824 | } \ | |
825 | break; \ | |
826 | case float_relation_less: \ | |
827 | new_fsr = FSR_FCC0 << FS; \ | |
828 | break; \ | |
829 | case float_relation_greater: \ | |
830 | new_fsr = FSR_FCC1 << FS; \ | |
831 | break; \ | |
832 | default: \ | |
833 | new_fsr = 0; \ | |
834 | break; \ | |
835 | } \ | |
836 | env->fsr |= new_fsr; \ | |
837 | } | |
e8af50a3 | 838 | |
714547bb | 839 | GEN_FCMPS(fcmps, float32, 0, 0); |
417454b0 BS |
840 | GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0); |
841 | ||
714547bb | 842 | GEN_FCMPS(fcmpes, float32, 0, 1); |
417454b0 | 843 | GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1); |
3475187d | 844 | |
4e14008f BS |
845 | GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0); |
846 | GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1); | |
4e14008f | 847 | |
8393617c BS |
848 | static uint32_t compute_all_flags(void) |
849 | { | |
850 | return env->psr & PSR_ICC; | |
851 | } | |
852 | ||
853 | static uint32_t compute_C_flags(void) | |
854 | { | |
855 | return env->psr & PSR_CARRY; | |
856 | } | |
857 | ||
bdf9f35d BS |
858 | static inline uint32_t get_NZ_icc(target_ulong dst) |
859 | { | |
860 | uint32_t ret = 0; | |
861 | ||
862 | if (!(dst & 0xffffffffULL)) | |
863 | ret |= PSR_ZERO; | |
864 | if ((int32_t) (dst & 0xffffffffULL) < 0) | |
865 | ret |= PSR_NEG; | |
866 | return ret; | |
867 | } | |
868 | ||
8393617c BS |
869 | #ifdef TARGET_SPARC64 |
870 | static uint32_t compute_all_flags_xcc(void) | |
871 | { | |
872 | return env->xcc & PSR_ICC; | |
873 | } | |
874 | ||
875 | static uint32_t compute_C_flags_xcc(void) | |
876 | { | |
877 | return env->xcc & PSR_CARRY; | |
878 | } | |
879 | ||
bdf9f35d BS |
880 | static inline uint32_t get_NZ_xcc(target_ulong dst) |
881 | { | |
882 | uint32_t ret = 0; | |
883 | ||
884 | if (!dst) | |
885 | ret |= PSR_ZERO; | |
886 | if ((int64_t)dst < 0) | |
887 | ret |= PSR_NEG; | |
888 | return ret; | |
889 | } | |
890 | #endif | |
891 | ||
6c78ea32 BS |
892 | static inline uint32_t get_V_div_icc(target_ulong src2) |
893 | { | |
894 | uint32_t ret = 0; | |
895 | ||
896 | if (src2 != 0) | |
897 | ret |= PSR_OVF; | |
898 | return ret; | |
899 | } | |
900 | ||
901 | static uint32_t compute_all_div(void) | |
902 | { | |
903 | uint32_t ret; | |
904 | ||
905 | ret = get_NZ_icc(CC_DST); | |
906 | ret |= get_V_div_icc(CC_SRC2); | |
907 | return ret; | |
908 | } | |
909 | ||
910 | static uint32_t compute_C_div(void) | |
911 | { | |
912 | return 0; | |
913 | } | |
914 | ||
bdf9f35d BS |
915 | static inline uint32_t get_C_add_icc(target_ulong dst, target_ulong src1) |
916 | { | |
917 | uint32_t ret = 0; | |
918 | ||
919 | if ((dst & 0xffffffffULL) < (src1 & 0xffffffffULL)) | |
920 | ret |= PSR_CARRY; | |
921 | return ret; | |
922 | } | |
923 | ||
924 | static inline uint32_t get_V_add_icc(target_ulong dst, target_ulong src1, | |
925 | target_ulong src2) | |
926 | { | |
927 | uint32_t ret = 0; | |
928 | ||
929 | if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1ULL << 31)) | |
930 | ret |= PSR_OVF; | |
931 | return ret; | |
932 | } | |
933 | ||
934 | static uint32_t compute_all_add(void) | |
935 | { | |
936 | uint32_t ret; | |
937 | ||
938 | ret = get_NZ_icc(CC_DST); | |
939 | ret |= get_C_add_icc(CC_DST, CC_SRC); | |
940 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); | |
941 | return ret; | |
942 | } | |
943 | ||
944 | static uint32_t compute_C_add(void) | |
945 | { | |
946 | return get_C_add_icc(CC_DST, CC_SRC); | |
947 | } | |
948 | ||
949 | #ifdef TARGET_SPARC64 | |
950 | static inline uint32_t get_C_add_xcc(target_ulong dst, target_ulong src1) | |
951 | { | |
952 | uint32_t ret = 0; | |
953 | ||
954 | if (dst < src1) | |
955 | ret |= PSR_CARRY; | |
956 | return ret; | |
957 | } | |
958 | ||
959 | static inline uint32_t get_V_add_xcc(target_ulong dst, target_ulong src1, | |
960 | target_ulong src2) | |
961 | { | |
962 | uint32_t ret = 0; | |
963 | ||
964 | if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1ULL << 63)) | |
965 | ret |= PSR_OVF; | |
966 | return ret; | |
967 | } | |
968 | ||
969 | static uint32_t compute_all_add_xcc(void) | |
970 | { | |
971 | uint32_t ret; | |
972 | ||
973 | ret = get_NZ_xcc(CC_DST); | |
974 | ret |= get_C_add_xcc(CC_DST, CC_SRC); | |
975 | ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2); | |
976 | return ret; | |
977 | } | |
978 | ||
979 | static uint32_t compute_C_add_xcc(void) | |
980 | { | |
981 | return get_C_add_xcc(CC_DST, CC_SRC); | |
982 | } | |
8393617c BS |
983 | #endif |
984 | ||
789c91ef BS |
985 | static uint32_t compute_all_addx(void) |
986 | { | |
987 | uint32_t ret; | |
988 | ||
989 | ret = get_NZ_icc(CC_DST); | |
990 | ret |= get_C_add_icc(CC_DST - CC_SRC2, CC_SRC); | |
991 | ret |= get_C_add_icc(CC_DST, CC_SRC); | |
992 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); | |
993 | return ret; | |
994 | } | |
995 | ||
996 | static uint32_t compute_C_addx(void) | |
997 | { | |
998 | uint32_t ret; | |
999 | ||
1000 | ret = get_C_add_icc(CC_DST - CC_SRC2, CC_SRC); | |
1001 | ret |= get_C_add_icc(CC_DST, CC_SRC); | |
1002 | return ret; | |
1003 | } | |
1004 | ||
1005 | #ifdef TARGET_SPARC64 | |
1006 | static uint32_t compute_all_addx_xcc(void) | |
1007 | { | |
1008 | uint32_t ret; | |
1009 | ||
1010 | ret = get_NZ_xcc(CC_DST); | |
1011 | ret |= get_C_add_xcc(CC_DST - CC_SRC2, CC_SRC); | |
1012 | ret |= get_C_add_xcc(CC_DST, CC_SRC); | |
1013 | ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2); | |
1014 | return ret; | |
1015 | } | |
1016 | ||
1017 | static uint32_t compute_C_addx_xcc(void) | |
1018 | { | |
1019 | uint32_t ret; | |
1020 | ||
1021 | ret = get_C_add_xcc(CC_DST - CC_SRC2, CC_SRC); | |
1022 | ret |= get_C_add_xcc(CC_DST, CC_SRC); | |
1023 | return ret; | |
1024 | } | |
1025 | #endif | |
1026 | ||
3b2d1e92 BS |
1027 | static inline uint32_t get_V_tag_icc(target_ulong src1, target_ulong src2) |
1028 | { | |
1029 | uint32_t ret = 0; | |
1030 | ||
1031 | if ((src1 | src2) & 0x3) | |
1032 | ret |= PSR_OVF; | |
1033 | return ret; | |
1034 | } | |
1035 | ||
1036 | static uint32_t compute_all_tadd(void) | |
1037 | { | |
1038 | uint32_t ret; | |
1039 | ||
1040 | ret = get_NZ_icc(CC_DST); | |
1041 | ret |= get_C_add_icc(CC_DST, CC_SRC); | |
1042 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); | |
1043 | ret |= get_V_tag_icc(CC_SRC, CC_SRC2); | |
1044 | return ret; | |
1045 | } | |
1046 | ||
1047 | static uint32_t compute_C_tadd(void) | |
1048 | { | |
1049 | return get_C_add_icc(CC_DST, CC_SRC); | |
1050 | } | |
1051 | ||
1052 | static uint32_t compute_all_taddtv(void) | |
1053 | { | |
1054 | uint32_t ret; | |
1055 | ||
1056 | ret = get_NZ_icc(CC_DST); | |
1057 | ret |= get_C_add_icc(CC_DST, CC_SRC); | |
1058 | return ret; | |
1059 | } | |
1060 | ||
1061 | static uint32_t compute_C_taddtv(void) | |
1062 | { | |
1063 | return get_C_add_icc(CC_DST, CC_SRC); | |
1064 | } | |
1065 | ||
d4b0d468 BS |
1066 | static inline uint32_t get_C_sub_icc(target_ulong src1, target_ulong src2) |
1067 | { | |
1068 | uint32_t ret = 0; | |
1069 | ||
1070 | if ((src1 & 0xffffffffULL) < (src2 & 0xffffffffULL)) | |
1071 | ret |= PSR_CARRY; | |
1072 | return ret; | |
1073 | } | |
1074 | ||
1075 | static inline uint32_t get_V_sub_icc(target_ulong dst, target_ulong src1, | |
1076 | target_ulong src2) | |
1077 | { | |
1078 | uint32_t ret = 0; | |
1079 | ||
1080 | if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 31)) | |
1081 | ret |= PSR_OVF; | |
1082 | return ret; | |
1083 | } | |
1084 | ||
1085 | static uint32_t compute_all_sub(void) | |
1086 | { | |
1087 | uint32_t ret; | |
1088 | ||
1089 | ret = get_NZ_icc(CC_DST); | |
1090 | ret |= get_C_sub_icc(CC_SRC, CC_SRC2); | |
1091 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); | |
1092 | return ret; | |
1093 | } | |
1094 | ||
1095 | static uint32_t compute_C_sub(void) | |
1096 | { | |
1097 | return get_C_sub_icc(CC_SRC, CC_SRC2); | |
1098 | } | |
1099 | ||
1100 | #ifdef TARGET_SPARC64 | |
1101 | static inline uint32_t get_C_sub_xcc(target_ulong src1, target_ulong src2) | |
1102 | { | |
1103 | uint32_t ret = 0; | |
1104 | ||
1105 | if (src1 < src2) | |
1106 | ret |= PSR_CARRY; | |
1107 | return ret; | |
1108 | } | |
1109 | ||
1110 | static inline uint32_t get_V_sub_xcc(target_ulong dst, target_ulong src1, | |
1111 | target_ulong src2) | |
1112 | { | |
1113 | uint32_t ret = 0; | |
1114 | ||
1115 | if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 63)) | |
1116 | ret |= PSR_OVF; | |
1117 | return ret; | |
1118 | } | |
1119 | ||
1120 | static uint32_t compute_all_sub_xcc(void) | |
1121 | { | |
1122 | uint32_t ret; | |
1123 | ||
1124 | ret = get_NZ_xcc(CC_DST); | |
1125 | ret |= get_C_sub_xcc(CC_SRC, CC_SRC2); | |
1126 | ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2); | |
1127 | return ret; | |
1128 | } | |
1129 | ||
1130 | static uint32_t compute_C_sub_xcc(void) | |
1131 | { | |
1132 | return get_C_sub_xcc(CC_SRC, CC_SRC2); | |
1133 | } | |
1134 | #endif | |
1135 | ||
2ca1d92b BS |
1136 | static uint32_t compute_all_subx(void) |
1137 | { | |
1138 | uint32_t ret; | |
1139 | ||
1140 | ret = get_NZ_icc(CC_DST); | |
1141 | ret |= get_C_sub_icc(CC_DST - CC_SRC2, CC_SRC); | |
1142 | ret |= get_C_sub_icc(CC_DST, CC_SRC2); | |
1143 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); | |
1144 | return ret; | |
1145 | } | |
1146 | ||
1147 | static uint32_t compute_C_subx(void) | |
1148 | { | |
1149 | uint32_t ret; | |
1150 | ||
1151 | ret = get_C_sub_icc(CC_DST - CC_SRC2, CC_SRC); | |
1152 | ret |= get_C_sub_icc(CC_DST, CC_SRC2); | |
1153 | return ret; | |
1154 | } | |
1155 | ||
1156 | #ifdef TARGET_SPARC64 | |
1157 | static uint32_t compute_all_subx_xcc(void) | |
1158 | { | |
1159 | uint32_t ret; | |
1160 | ||
1161 | ret = get_NZ_xcc(CC_DST); | |
1162 | ret |= get_C_sub_xcc(CC_DST - CC_SRC2, CC_SRC); | |
1163 | ret |= get_C_sub_xcc(CC_DST, CC_SRC2); | |
1164 | ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2); | |
1165 | return ret; | |
1166 | } | |
1167 | ||
1168 | static uint32_t compute_C_subx_xcc(void) | |
1169 | { | |
1170 | uint32_t ret; | |
1171 | ||
1172 | ret = get_C_sub_xcc(CC_DST - CC_SRC2, CC_SRC); | |
1173 | ret |= get_C_sub_xcc(CC_DST, CC_SRC2); | |
1174 | return ret; | |
1175 | } | |
1176 | #endif | |
1177 | ||
3b2d1e92 BS |
1178 | static uint32_t compute_all_tsub(void) |
1179 | { | |
1180 | uint32_t ret; | |
1181 | ||
1182 | ret = get_NZ_icc(CC_DST); | |
1183 | ret |= get_C_sub_icc(CC_DST, CC_SRC); | |
1184 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); | |
1185 | ret |= get_V_tag_icc(CC_SRC, CC_SRC2); | |
1186 | return ret; | |
1187 | } | |
1188 | ||
1189 | static uint32_t compute_C_tsub(void) | |
1190 | { | |
1191 | return get_C_sub_icc(CC_DST, CC_SRC); | |
1192 | } | |
1193 | ||
1194 | static uint32_t compute_all_tsubtv(void) | |
1195 | { | |
1196 | uint32_t ret; | |
1197 | ||
1198 | ret = get_NZ_icc(CC_DST); | |
1199 | ret |= get_C_sub_icc(CC_DST, CC_SRC); | |
1200 | return ret; | |
1201 | } | |
1202 | ||
1203 | static uint32_t compute_C_tsubtv(void) | |
1204 | { | |
1205 | return get_C_sub_icc(CC_DST, CC_SRC); | |
1206 | } | |
1207 | ||
38482a77 BS |
1208 | static uint32_t compute_all_logic(void) |
1209 | { | |
1210 | return get_NZ_icc(CC_DST); | |
1211 | } | |
1212 | ||
1213 | static uint32_t compute_C_logic(void) | |
1214 | { | |
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | #ifdef TARGET_SPARC64 | |
1219 | static uint32_t compute_all_logic_xcc(void) | |
1220 | { | |
1221 | return get_NZ_xcc(CC_DST); | |
1222 | } | |
1223 | #endif | |
1224 | ||
8393617c BS |
1225 | typedef struct CCTable { |
1226 | uint32_t (*compute_all)(void); /* return all the flags */ | |
1227 | uint32_t (*compute_c)(void); /* return the C flag */ | |
1228 | } CCTable; | |
1229 | ||
1230 | static const CCTable icc_table[CC_OP_NB] = { | |
1231 | /* CC_OP_DYNAMIC should never happen */ | |
1232 | [CC_OP_FLAGS] = { compute_all_flags, compute_C_flags }, | |
6c78ea32 | 1233 | [CC_OP_DIV] = { compute_all_div, compute_C_div }, |
bdf9f35d | 1234 | [CC_OP_ADD] = { compute_all_add, compute_C_add }, |
789c91ef | 1235 | [CC_OP_ADDX] = { compute_all_addx, compute_C_addx }, |
3b2d1e92 BS |
1236 | [CC_OP_TADD] = { compute_all_tadd, compute_C_tadd }, |
1237 | [CC_OP_TADDTV] = { compute_all_taddtv, compute_C_taddtv }, | |
d4b0d468 | 1238 | [CC_OP_SUB] = { compute_all_sub, compute_C_sub }, |
2ca1d92b | 1239 | [CC_OP_SUBX] = { compute_all_subx, compute_C_subx }, |
3b2d1e92 BS |
1240 | [CC_OP_TSUB] = { compute_all_tsub, compute_C_tsub }, |
1241 | [CC_OP_TSUBTV] = { compute_all_tsubtv, compute_C_tsubtv }, | |
38482a77 | 1242 | [CC_OP_LOGIC] = { compute_all_logic, compute_C_logic }, |
8393617c BS |
1243 | }; |
1244 | ||
1245 | #ifdef TARGET_SPARC64 | |
1246 | static const CCTable xcc_table[CC_OP_NB] = { | |
1247 | /* CC_OP_DYNAMIC should never happen */ | |
1248 | [CC_OP_FLAGS] = { compute_all_flags_xcc, compute_C_flags_xcc }, | |
6c78ea32 | 1249 | [CC_OP_DIV] = { compute_all_logic_xcc, compute_C_logic }, |
bdf9f35d | 1250 | [CC_OP_ADD] = { compute_all_add_xcc, compute_C_add_xcc }, |
789c91ef | 1251 | [CC_OP_ADDX] = { compute_all_addx_xcc, compute_C_addx_xcc }, |
3b2d1e92 BS |
1252 | [CC_OP_TADD] = { compute_all_add_xcc, compute_C_add_xcc }, |
1253 | [CC_OP_TADDTV] = { compute_all_add_xcc, compute_C_add_xcc }, | |
d4b0d468 | 1254 | [CC_OP_SUB] = { compute_all_sub_xcc, compute_C_sub_xcc }, |
2ca1d92b | 1255 | [CC_OP_SUBX] = { compute_all_subx_xcc, compute_C_subx_xcc }, |
3b2d1e92 BS |
1256 | [CC_OP_TSUB] = { compute_all_sub_xcc, compute_C_sub_xcc }, |
1257 | [CC_OP_TSUBTV] = { compute_all_sub_xcc, compute_C_sub_xcc }, | |
38482a77 | 1258 | [CC_OP_LOGIC] = { compute_all_logic_xcc, compute_C_logic }, |
8393617c BS |
1259 | }; |
1260 | #endif | |
1261 | ||
1262 | void helper_compute_psr(void) | |
1263 | { | |
1264 | uint32_t new_psr; | |
1265 | ||
1266 | new_psr = icc_table[CC_OP].compute_all(); | |
1267 | env->psr = new_psr; | |
1268 | #ifdef TARGET_SPARC64 | |
1269 | new_psr = xcc_table[CC_OP].compute_all(); | |
1270 | env->xcc = new_psr; | |
1271 | #endif | |
1272 | CC_OP = CC_OP_FLAGS; | |
1273 | } | |
1274 | ||
1275 | uint32_t helper_compute_C_icc(void) | |
1276 | { | |
1277 | uint32_t ret; | |
1278 | ||
1279 | ret = icc_table[CC_OP].compute_c() >> PSR_CARRY_SHIFT; | |
1280 | return ret; | |
1281 | } | |
1282 | ||
3475187d | 1283 | #ifdef TARGET_SPARC64 |
714547bb | 1284 | GEN_FCMPS(fcmps_fcc1, float32, 22, 0); |
417454b0 | 1285 | GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0); |
64a88d5d | 1286 | GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0); |
417454b0 | 1287 | |
714547bb | 1288 | GEN_FCMPS(fcmps_fcc2, float32, 24, 0); |
417454b0 | 1289 | GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0); |
64a88d5d | 1290 | GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0); |
417454b0 | 1291 | |
714547bb | 1292 | GEN_FCMPS(fcmps_fcc3, float32, 26, 0); |
417454b0 | 1293 | GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0); |
64a88d5d | 1294 | GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0); |
417454b0 | 1295 | |
714547bb | 1296 | GEN_FCMPS(fcmpes_fcc1, float32, 22, 1); |
417454b0 | 1297 | GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1); |
64a88d5d | 1298 | GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1); |
3475187d | 1299 | |
714547bb | 1300 | GEN_FCMPS(fcmpes_fcc2, float32, 24, 1); |
417454b0 | 1301 | GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1); |
64a88d5d | 1302 | GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1); |
3475187d | 1303 | |
714547bb | 1304 | GEN_FCMPS(fcmpes_fcc3, float32, 26, 1); |
417454b0 | 1305 | GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1); |
4e14008f BS |
1306 | GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1); |
1307 | #endif | |
714547bb | 1308 | #undef GEN_FCMPS |
3475187d | 1309 | |
77f193da BS |
1310 | #if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) && \ |
1311 | defined(DEBUG_MXCC) | |
952a328f BS |
1312 | static void dump_mxcc(CPUState *env) |
1313 | { | |
0bf9e31a BS |
1314 | printf("mxccdata: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 |
1315 | "\n", | |
77f193da BS |
1316 | env->mxccdata[0], env->mxccdata[1], |
1317 | env->mxccdata[2], env->mxccdata[3]); | |
0bf9e31a BS |
1318 | printf("mxccregs: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 |
1319 | "\n" | |
1320 | " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 | |
1321 | "\n", | |
77f193da BS |
1322 | env->mxccregs[0], env->mxccregs[1], |
1323 | env->mxccregs[2], env->mxccregs[3], | |
1324 | env->mxccregs[4], env->mxccregs[5], | |
1325 | env->mxccregs[6], env->mxccregs[7]); | |
952a328f BS |
1326 | } |
1327 | #endif | |
1328 | ||
1a2fb1c0 BS |
1329 | #if (defined(TARGET_SPARC64) || !defined(CONFIG_USER_ONLY)) \ |
1330 | && defined(DEBUG_ASI) | |
1331 | static void dump_asi(const char *txt, target_ulong addr, int asi, int size, | |
1332 | uint64_t r1) | |
8543e2cf BS |
1333 | { |
1334 | switch (size) | |
1335 | { | |
1336 | case 1: | |
1a2fb1c0 BS |
1337 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %02" PRIx64 "\n", txt, |
1338 | addr, asi, r1 & 0xff); | |
8543e2cf BS |
1339 | break; |
1340 | case 2: | |
1a2fb1c0 BS |
1341 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %04" PRIx64 "\n", txt, |
1342 | addr, asi, r1 & 0xffff); | |
8543e2cf BS |
1343 | break; |
1344 | case 4: | |
1a2fb1c0 BS |
1345 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %08" PRIx64 "\n", txt, |
1346 | addr, asi, r1 & 0xffffffff); | |
8543e2cf BS |
1347 | break; |
1348 | case 8: | |
1a2fb1c0 BS |
1349 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %016" PRIx64 "\n", txt, |
1350 | addr, asi, r1); | |
8543e2cf BS |
1351 | break; |
1352 | } | |
1353 | } | |
1354 | #endif | |
1355 | ||
1a2fb1c0 BS |
1356 | #ifndef TARGET_SPARC64 |
1357 | #ifndef CONFIG_USER_ONLY | |
1358 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) | |
e8af50a3 | 1359 | { |
1a2fb1c0 | 1360 | uint64_t ret = 0; |
8543e2cf | 1361 | #if defined(DEBUG_MXCC) || defined(DEBUG_ASI) |
1a2fb1c0 | 1362 | uint32_t last_addr = addr; |
952a328f | 1363 | #endif |
e80cfcfc | 1364 | |
c2bc0e38 | 1365 | helper_check_align(addr, size - 1); |
e80cfcfc | 1366 | switch (asi) { |
6c36d3fa | 1367 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 1368 | switch (addr) { |
952a328f | 1369 | case 0x01c00a00: /* MXCC control register */ |
1a2fb1c0 BS |
1370 | if (size == 8) |
1371 | ret = env->mxccregs[3]; | |
1372 | else | |
77f193da BS |
1373 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1374 | size); | |
952a328f BS |
1375 | break; |
1376 | case 0x01c00a04: /* MXCC control register */ | |
1377 | if (size == 4) | |
1378 | ret = env->mxccregs[3]; | |
1379 | else | |
77f193da BS |
1380 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1381 | size); | |
952a328f | 1382 | break; |
295db113 BS |
1383 | case 0x01c00c00: /* Module reset register */ |
1384 | if (size == 8) { | |
1a2fb1c0 | 1385 | ret = env->mxccregs[5]; |
295db113 BS |
1386 | // should we do something here? |
1387 | } else | |
77f193da BS |
1388 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1389 | size); | |
295db113 | 1390 | break; |
952a328f | 1391 | case 0x01c00f00: /* MBus port address register */ |
1a2fb1c0 BS |
1392 | if (size == 8) |
1393 | ret = env->mxccregs[7]; | |
1394 | else | |
77f193da BS |
1395 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1396 | size); | |
952a328f BS |
1397 | break; |
1398 | default: | |
77f193da BS |
1399 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
1400 | size); | |
952a328f BS |
1401 | break; |
1402 | } | |
77f193da | 1403 | DPRINTF_MXCC("asi = %d, size = %d, sign = %d, " |
9827e450 | 1404 | "addr = %08x -> ret = %" PRIx64 "," |
1a2fb1c0 | 1405 | "addr = %08x\n", asi, size, sign, last_addr, ret, addr); |
952a328f BS |
1406 | #ifdef DEBUG_MXCC |
1407 | dump_mxcc(env); | |
1408 | #endif | |
6c36d3fa | 1409 | break; |
e8af50a3 | 1410 | case 3: /* MMU probe */ |
0f8a249a BS |
1411 | { |
1412 | int mmulev; | |
1413 | ||
1a2fb1c0 | 1414 | mmulev = (addr >> 8) & 15; |
0f8a249a BS |
1415 | if (mmulev > 4) |
1416 | ret = 0; | |
1a2fb1c0 BS |
1417 | else |
1418 | ret = mmu_probe(env, addr, mmulev); | |
1419 | DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08" PRIx64 "\n", | |
1420 | addr, mmulev, ret); | |
0f8a249a BS |
1421 | } |
1422 | break; | |
e8af50a3 | 1423 | case 4: /* read MMU regs */ |
0f8a249a | 1424 | { |
1a2fb1c0 | 1425 | int reg = (addr >> 8) & 0x1f; |
3b46e624 | 1426 | |
0f8a249a BS |
1427 | ret = env->mmuregs[reg]; |
1428 | if (reg == 3) /* Fault status cleared on read */ | |
3dd9a152 BS |
1429 | env->mmuregs[3] = 0; |
1430 | else if (reg == 0x13) /* Fault status read */ | |
1431 | ret = env->mmuregs[3]; | |
1432 | else if (reg == 0x14) /* Fault address read */ | |
1433 | ret = env->mmuregs[4]; | |
1a2fb1c0 | 1434 | DPRINTF_MMU("mmu_read: reg[%d] = 0x%08" PRIx64 "\n", reg, ret); |
0f8a249a BS |
1435 | } |
1436 | break; | |
045380be BS |
1437 | case 5: // Turbosparc ITLB Diagnostic |
1438 | case 6: // Turbosparc DTLB Diagnostic | |
1439 | case 7: // Turbosparc IOTLB Diagnostic | |
1440 | break; | |
6c36d3fa BS |
1441 | case 9: /* Supervisor code access */ |
1442 | switch(size) { | |
1443 | case 1: | |
1a2fb1c0 | 1444 | ret = ldub_code(addr); |
6c36d3fa BS |
1445 | break; |
1446 | case 2: | |
a4e7dd52 | 1447 | ret = lduw_code(addr); |
6c36d3fa BS |
1448 | break; |
1449 | default: | |
1450 | case 4: | |
a4e7dd52 | 1451 | ret = ldl_code(addr); |
6c36d3fa BS |
1452 | break; |
1453 | case 8: | |
a4e7dd52 | 1454 | ret = ldq_code(addr); |
6c36d3fa BS |
1455 | break; |
1456 | } | |
1457 | break; | |
81ad8ba2 BS |
1458 | case 0xa: /* User data access */ |
1459 | switch(size) { | |
1460 | case 1: | |
1a2fb1c0 | 1461 | ret = ldub_user(addr); |
81ad8ba2 BS |
1462 | break; |
1463 | case 2: | |
a4e7dd52 | 1464 | ret = lduw_user(addr); |
81ad8ba2 BS |
1465 | break; |
1466 | default: | |
1467 | case 4: | |
a4e7dd52 | 1468 | ret = ldl_user(addr); |
81ad8ba2 BS |
1469 | break; |
1470 | case 8: | |
a4e7dd52 | 1471 | ret = ldq_user(addr); |
81ad8ba2 BS |
1472 | break; |
1473 | } | |
1474 | break; | |
1475 | case 0xb: /* Supervisor data access */ | |
1476 | switch(size) { | |
1477 | case 1: | |
1a2fb1c0 | 1478 | ret = ldub_kernel(addr); |
81ad8ba2 BS |
1479 | break; |
1480 | case 2: | |
a4e7dd52 | 1481 | ret = lduw_kernel(addr); |
81ad8ba2 BS |
1482 | break; |
1483 | default: | |
1484 | case 4: | |
a4e7dd52 | 1485 | ret = ldl_kernel(addr); |
81ad8ba2 BS |
1486 | break; |
1487 | case 8: | |
a4e7dd52 | 1488 | ret = ldq_kernel(addr); |
81ad8ba2 BS |
1489 | break; |
1490 | } | |
1491 | break; | |
6c36d3fa BS |
1492 | case 0xc: /* I-cache tag */ |
1493 | case 0xd: /* I-cache data */ | |
1494 | case 0xe: /* D-cache tag */ | |
1495 | case 0xf: /* D-cache data */ | |
1496 | break; | |
1497 | case 0x20: /* MMU passthrough */ | |
02aab46a FB |
1498 | switch(size) { |
1499 | case 1: | |
1a2fb1c0 | 1500 | ret = ldub_phys(addr); |
02aab46a FB |
1501 | break; |
1502 | case 2: | |
a4e7dd52 | 1503 | ret = lduw_phys(addr); |
02aab46a FB |
1504 | break; |
1505 | default: | |
1506 | case 4: | |
a4e7dd52 | 1507 | ret = ldl_phys(addr); |
02aab46a | 1508 | break; |
9e61bde5 | 1509 | case 8: |
a4e7dd52 | 1510 | ret = ldq_phys(addr); |
0f8a249a | 1511 | break; |
02aab46a | 1512 | } |
0f8a249a | 1513 | break; |
7d85892b | 1514 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
5dcb6b91 BS |
1515 | switch(size) { |
1516 | case 1: | |
c227f099 AL |
1517 | ret = ldub_phys((target_phys_addr_t)addr |
1518 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1519 | break; |
1520 | case 2: | |
c227f099 AL |
1521 | ret = lduw_phys((target_phys_addr_t)addr |
1522 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1523 | break; |
1524 | default: | |
1525 | case 4: | |
c227f099 AL |
1526 | ret = ldl_phys((target_phys_addr_t)addr |
1527 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1528 | break; |
1529 | case 8: | |
c227f099 AL |
1530 | ret = ldq_phys((target_phys_addr_t)addr |
1531 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
0f8a249a | 1532 | break; |
5dcb6b91 | 1533 | } |
0f8a249a | 1534 | break; |
045380be BS |
1535 | case 0x30: // Turbosparc secondary cache diagnostic |
1536 | case 0x31: // Turbosparc RAM snoop | |
1537 | case 0x32: // Turbosparc page table descriptor diagnostic | |
666c87aa BS |
1538 | case 0x39: /* data cache diagnostic register */ |
1539 | ret = 0; | |
1540 | break; | |
4017190e BS |
1541 | case 0x38: /* SuperSPARC MMU Breakpoint Control Registers */ |
1542 | { | |
1543 | int reg = (addr >> 8) & 3; | |
1544 | ||
1545 | switch(reg) { | |
1546 | case 0: /* Breakpoint Value (Addr) */ | |
1547 | ret = env->mmubpregs[reg]; | |
1548 | break; | |
1549 | case 1: /* Breakpoint Mask */ | |
1550 | ret = env->mmubpregs[reg]; | |
1551 | break; | |
1552 | case 2: /* Breakpoint Control */ | |
1553 | ret = env->mmubpregs[reg]; | |
1554 | break; | |
1555 | case 3: /* Breakpoint Status */ | |
1556 | ret = env->mmubpregs[reg]; | |
1557 | env->mmubpregs[reg] = 0ULL; | |
1558 | break; | |
1559 | } | |
0bf9e31a BS |
1560 | DPRINTF_MMU("read breakpoint reg[%d] 0x%016" PRIx64 "\n", reg, |
1561 | ret); | |
4017190e BS |
1562 | } |
1563 | break; | |
045380be | 1564 | case 8: /* User code access, XXX */ |
e8af50a3 | 1565 | default: |
e18231a3 | 1566 | do_unassigned_access(addr, 0, 0, asi, size); |
0f8a249a BS |
1567 | ret = 0; |
1568 | break; | |
e8af50a3 | 1569 | } |
81ad8ba2 BS |
1570 | if (sign) { |
1571 | switch(size) { | |
1572 | case 1: | |
1a2fb1c0 | 1573 | ret = (int8_t) ret; |
e32664fb | 1574 | break; |
81ad8ba2 | 1575 | case 2: |
1a2fb1c0 BS |
1576 | ret = (int16_t) ret; |
1577 | break; | |
1578 | case 4: | |
1579 | ret = (int32_t) ret; | |
e32664fb | 1580 | break; |
81ad8ba2 | 1581 | default: |
81ad8ba2 BS |
1582 | break; |
1583 | } | |
1584 | } | |
8543e2cf | 1585 | #ifdef DEBUG_ASI |
1a2fb1c0 | 1586 | dump_asi("read ", last_addr, asi, size, ret); |
8543e2cf | 1587 | #endif |
1a2fb1c0 | 1588 | return ret; |
e8af50a3 FB |
1589 | } |
1590 | ||
1a2fb1c0 | 1591 | void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size) |
e8af50a3 | 1592 | { |
c2bc0e38 | 1593 | helper_check_align(addr, size - 1); |
e8af50a3 | 1594 | switch(asi) { |
6c36d3fa | 1595 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 1596 | switch (addr) { |
952a328f BS |
1597 | case 0x01c00000: /* MXCC stream data register 0 */ |
1598 | if (size == 8) | |
1a2fb1c0 | 1599 | env->mxccdata[0] = val; |
952a328f | 1600 | else |
77f193da BS |
1601 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1602 | size); | |
952a328f BS |
1603 | break; |
1604 | case 0x01c00008: /* MXCC stream data register 1 */ | |
1605 | if (size == 8) | |
1a2fb1c0 | 1606 | env->mxccdata[1] = val; |
952a328f | 1607 | else |
77f193da BS |
1608 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1609 | size); | |
952a328f BS |
1610 | break; |
1611 | case 0x01c00010: /* MXCC stream data register 2 */ | |
1612 | if (size == 8) | |
1a2fb1c0 | 1613 | env->mxccdata[2] = val; |
952a328f | 1614 | else |
77f193da BS |
1615 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1616 | size); | |
952a328f BS |
1617 | break; |
1618 | case 0x01c00018: /* MXCC stream data register 3 */ | |
1619 | if (size == 8) | |
1a2fb1c0 | 1620 | env->mxccdata[3] = val; |
952a328f | 1621 | else |
77f193da BS |
1622 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1623 | size); | |
952a328f BS |
1624 | break; |
1625 | case 0x01c00100: /* MXCC stream source */ | |
1626 | if (size == 8) | |
1a2fb1c0 | 1627 | env->mxccregs[0] = val; |
952a328f | 1628 | else |
77f193da BS |
1629 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1630 | size); | |
1631 | env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1632 | 0); | |
1633 | env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1634 | 8); | |
1635 | env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1636 | 16); | |
1637 | env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1638 | 24); | |
952a328f BS |
1639 | break; |
1640 | case 0x01c00200: /* MXCC stream destination */ | |
1641 | if (size == 8) | |
1a2fb1c0 | 1642 | env->mxccregs[1] = val; |
952a328f | 1643 | else |
77f193da BS |
1644 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1645 | size); | |
1646 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0, | |
1647 | env->mxccdata[0]); | |
1648 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8, | |
1649 | env->mxccdata[1]); | |
1650 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16, | |
1651 | env->mxccdata[2]); | |
1652 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24, | |
1653 | env->mxccdata[3]); | |
952a328f BS |
1654 | break; |
1655 | case 0x01c00a00: /* MXCC control register */ | |
1656 | if (size == 8) | |
1a2fb1c0 | 1657 | env->mxccregs[3] = val; |
952a328f | 1658 | else |
77f193da BS |
1659 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1660 | size); | |
952a328f BS |
1661 | break; |
1662 | case 0x01c00a04: /* MXCC control register */ | |
1663 | if (size == 4) | |
9f4576f0 | 1664 | env->mxccregs[3] = (env->mxccregs[3] & 0xffffffff00000000ULL) |
77f193da | 1665 | | val; |
952a328f | 1666 | else |
77f193da BS |
1667 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1668 | size); | |
952a328f BS |
1669 | break; |
1670 | case 0x01c00e00: /* MXCC error register */ | |
bbf7d96b | 1671 | // writing a 1 bit clears the error |
952a328f | 1672 | if (size == 8) |
1a2fb1c0 | 1673 | env->mxccregs[6] &= ~val; |
952a328f | 1674 | else |
77f193da BS |
1675 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1676 | size); | |
952a328f BS |
1677 | break; |
1678 | case 0x01c00f00: /* MBus port address register */ | |
1679 | if (size == 8) | |
1a2fb1c0 | 1680 | env->mxccregs[7] = val; |
952a328f | 1681 | else |
77f193da BS |
1682 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1683 | size); | |
952a328f BS |
1684 | break; |
1685 | default: | |
77f193da BS |
1686 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
1687 | size); | |
952a328f BS |
1688 | break; |
1689 | } | |
9827e450 BS |
1690 | DPRINTF_MXCC("asi = %d, size = %d, addr = %08x, val = %" PRIx64 "\n", |
1691 | asi, size, addr, val); | |
952a328f BS |
1692 | #ifdef DEBUG_MXCC |
1693 | dump_mxcc(env); | |
1694 | #endif | |
6c36d3fa | 1695 | break; |
e8af50a3 | 1696 | case 3: /* MMU flush */ |
0f8a249a BS |
1697 | { |
1698 | int mmulev; | |
e80cfcfc | 1699 | |
1a2fb1c0 | 1700 | mmulev = (addr >> 8) & 15; |
952a328f | 1701 | DPRINTF_MMU("mmu flush level %d\n", mmulev); |
0f8a249a BS |
1702 | switch (mmulev) { |
1703 | case 0: // flush page | |
1a2fb1c0 | 1704 | tlb_flush_page(env, addr & 0xfffff000); |
0f8a249a BS |
1705 | break; |
1706 | case 1: // flush segment (256k) | |
1707 | case 2: // flush region (16M) | |
1708 | case 3: // flush context (4G) | |
1709 | case 4: // flush entire | |
1710 | tlb_flush(env, 1); | |
1711 | break; | |
1712 | default: | |
1713 | break; | |
1714 | } | |
55754d9e | 1715 | #ifdef DEBUG_MMU |
0f8a249a | 1716 | dump_mmu(env); |
55754d9e | 1717 | #endif |
0f8a249a | 1718 | } |
8543e2cf | 1719 | break; |
e8af50a3 | 1720 | case 4: /* write MMU regs */ |
0f8a249a | 1721 | { |
1a2fb1c0 | 1722 | int reg = (addr >> 8) & 0x1f; |
0f8a249a | 1723 | uint32_t oldreg; |
3b46e624 | 1724 | |
0f8a249a | 1725 | oldreg = env->mmuregs[reg]; |
55754d9e | 1726 | switch(reg) { |
3deaeab7 | 1727 | case 0: // Control Register |
3dd9a152 | 1728 | env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) | |
1a2fb1c0 | 1729 | (val & 0x00ffffff); |
0f8a249a BS |
1730 | // Mappings generated during no-fault mode or MMU |
1731 | // disabled mode are invalid in normal mode | |
5578ceab BS |
1732 | if ((oldreg & (MMU_E | MMU_NF | env->def->mmu_bm)) != |
1733 | (env->mmuregs[reg] & (MMU_E | MMU_NF | env->def->mmu_bm))) | |
55754d9e FB |
1734 | tlb_flush(env, 1); |
1735 | break; | |
3deaeab7 | 1736 | case 1: // Context Table Pointer Register |
5578ceab | 1737 | env->mmuregs[reg] = val & env->def->mmu_ctpr_mask; |
3deaeab7 BS |
1738 | break; |
1739 | case 2: // Context Register | |
5578ceab | 1740 | env->mmuregs[reg] = val & env->def->mmu_cxr_mask; |
55754d9e FB |
1741 | if (oldreg != env->mmuregs[reg]) { |
1742 | /* we flush when the MMU context changes because | |
1743 | QEMU has no MMU context support */ | |
1744 | tlb_flush(env, 1); | |
1745 | } | |
1746 | break; | |
3deaeab7 BS |
1747 | case 3: // Synchronous Fault Status Register with Clear |
1748 | case 4: // Synchronous Fault Address Register | |
1749 | break; | |
1750 | case 0x10: // TLB Replacement Control Register | |
5578ceab | 1751 | env->mmuregs[reg] = val & env->def->mmu_trcr_mask; |
55754d9e | 1752 | break; |
3deaeab7 | 1753 | case 0x13: // Synchronous Fault Status Register with Read and Clear |
5578ceab | 1754 | env->mmuregs[3] = val & env->def->mmu_sfsr_mask; |
3dd9a152 | 1755 | break; |
3deaeab7 | 1756 | case 0x14: // Synchronous Fault Address Register |
1a2fb1c0 | 1757 | env->mmuregs[4] = val; |
3dd9a152 | 1758 | break; |
55754d9e | 1759 | default: |
1a2fb1c0 | 1760 | env->mmuregs[reg] = val; |
55754d9e FB |
1761 | break; |
1762 | } | |
55754d9e | 1763 | if (oldreg != env->mmuregs[reg]) { |
77f193da BS |
1764 | DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n", |
1765 | reg, oldreg, env->mmuregs[reg]); | |
55754d9e | 1766 | } |
952a328f | 1767 | #ifdef DEBUG_MMU |
0f8a249a | 1768 | dump_mmu(env); |
55754d9e | 1769 | #endif |
0f8a249a | 1770 | } |
8543e2cf | 1771 | break; |
045380be BS |
1772 | case 5: // Turbosparc ITLB Diagnostic |
1773 | case 6: // Turbosparc DTLB Diagnostic | |
1774 | case 7: // Turbosparc IOTLB Diagnostic | |
1775 | break; | |
81ad8ba2 BS |
1776 | case 0xa: /* User data access */ |
1777 | switch(size) { | |
1778 | case 1: | |
1a2fb1c0 | 1779 | stb_user(addr, val); |
81ad8ba2 BS |
1780 | break; |
1781 | case 2: | |
a4e7dd52 | 1782 | stw_user(addr, val); |
81ad8ba2 BS |
1783 | break; |
1784 | default: | |
1785 | case 4: | |
a4e7dd52 | 1786 | stl_user(addr, val); |
81ad8ba2 BS |
1787 | break; |
1788 | case 8: | |
a4e7dd52 | 1789 | stq_user(addr, val); |
81ad8ba2 BS |
1790 | break; |
1791 | } | |
1792 | break; | |
1793 | case 0xb: /* Supervisor data access */ | |
1794 | switch(size) { | |
1795 | case 1: | |
1a2fb1c0 | 1796 | stb_kernel(addr, val); |
81ad8ba2 BS |
1797 | break; |
1798 | case 2: | |
a4e7dd52 | 1799 | stw_kernel(addr, val); |
81ad8ba2 BS |
1800 | break; |
1801 | default: | |
1802 | case 4: | |
a4e7dd52 | 1803 | stl_kernel(addr, val); |
81ad8ba2 BS |
1804 | break; |
1805 | case 8: | |
a4e7dd52 | 1806 | stq_kernel(addr, val); |
81ad8ba2 BS |
1807 | break; |
1808 | } | |
1809 | break; | |
6c36d3fa BS |
1810 | case 0xc: /* I-cache tag */ |
1811 | case 0xd: /* I-cache data */ | |
1812 | case 0xe: /* D-cache tag */ | |
1813 | case 0xf: /* D-cache data */ | |
1814 | case 0x10: /* I/D-cache flush page */ | |
1815 | case 0x11: /* I/D-cache flush segment */ | |
1816 | case 0x12: /* I/D-cache flush region */ | |
1817 | case 0x13: /* I/D-cache flush context */ | |
1818 | case 0x14: /* I/D-cache flush user */ | |
1819 | break; | |
e80cfcfc | 1820 | case 0x17: /* Block copy, sta access */ |
0f8a249a | 1821 | { |
1a2fb1c0 BS |
1822 | // val = src |
1823 | // addr = dst | |
0f8a249a | 1824 | // copy 32 bytes |
6c36d3fa | 1825 | unsigned int i; |
1a2fb1c0 | 1826 | uint32_t src = val & ~3, dst = addr & ~3, temp; |
3b46e624 | 1827 | |
6c36d3fa BS |
1828 | for (i = 0; i < 32; i += 4, src += 4, dst += 4) { |
1829 | temp = ldl_kernel(src); | |
1830 | stl_kernel(dst, temp); | |
1831 | } | |
0f8a249a | 1832 | } |
8543e2cf | 1833 | break; |
e80cfcfc | 1834 | case 0x1f: /* Block fill, stda access */ |
0f8a249a | 1835 | { |
1a2fb1c0 BS |
1836 | // addr = dst |
1837 | // fill 32 bytes with val | |
6c36d3fa | 1838 | unsigned int i; |
1a2fb1c0 | 1839 | uint32_t dst = addr & 7; |
6c36d3fa BS |
1840 | |
1841 | for (i = 0; i < 32; i += 8, dst += 8) | |
1842 | stq_kernel(dst, val); | |
0f8a249a | 1843 | } |
8543e2cf | 1844 | break; |
6c36d3fa | 1845 | case 0x20: /* MMU passthrough */ |
0f8a249a | 1846 | { |
02aab46a FB |
1847 | switch(size) { |
1848 | case 1: | |
1a2fb1c0 | 1849 | stb_phys(addr, val); |
02aab46a FB |
1850 | break; |
1851 | case 2: | |
a4e7dd52 | 1852 | stw_phys(addr, val); |
02aab46a FB |
1853 | break; |
1854 | case 4: | |
1855 | default: | |
a4e7dd52 | 1856 | stl_phys(addr, val); |
02aab46a | 1857 | break; |
9e61bde5 | 1858 | case 8: |
a4e7dd52 | 1859 | stq_phys(addr, val); |
9e61bde5 | 1860 | break; |
02aab46a | 1861 | } |
0f8a249a | 1862 | } |
8543e2cf | 1863 | break; |
045380be | 1864 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
0f8a249a | 1865 | { |
5dcb6b91 BS |
1866 | switch(size) { |
1867 | case 1: | |
c227f099 AL |
1868 | stb_phys((target_phys_addr_t)addr |
1869 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
1870 | break; |
1871 | case 2: | |
c227f099 AL |
1872 | stw_phys((target_phys_addr_t)addr |
1873 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
1874 | break; |
1875 | case 4: | |
1876 | default: | |
c227f099 AL |
1877 | stl_phys((target_phys_addr_t)addr |
1878 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
1879 | break; |
1880 | case 8: | |
c227f099 AL |
1881 | stq_phys((target_phys_addr_t)addr |
1882 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
1883 | break; |
1884 | } | |
0f8a249a | 1885 | } |
8543e2cf | 1886 | break; |
045380be BS |
1887 | case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic |
1888 | case 0x31: // store buffer data, Ross RT620 I-cache flush or | |
1889 | // Turbosparc snoop RAM | |
77f193da BS |
1890 | case 0x32: // store buffer control or Turbosparc page table |
1891 | // descriptor diagnostic | |
6c36d3fa BS |
1892 | case 0x36: /* I-cache flash clear */ |
1893 | case 0x37: /* D-cache flash clear */ | |
666c87aa | 1894 | case 0x4c: /* breakpoint action */ |
6c36d3fa | 1895 | break; |
4017190e BS |
1896 | case 0x38: /* SuperSPARC MMU Breakpoint Control Registers*/ |
1897 | { | |
1898 | int reg = (addr >> 8) & 3; | |
1899 | ||
1900 | switch(reg) { | |
1901 | case 0: /* Breakpoint Value (Addr) */ | |
1902 | env->mmubpregs[reg] = (val & 0xfffffffffULL); | |
1903 | break; | |
1904 | case 1: /* Breakpoint Mask */ | |
1905 | env->mmubpregs[reg] = (val & 0xfffffffffULL); | |
1906 | break; | |
1907 | case 2: /* Breakpoint Control */ | |
1908 | env->mmubpregs[reg] = (val & 0x7fULL); | |
1909 | break; | |
1910 | case 3: /* Breakpoint Status */ | |
1911 | env->mmubpregs[reg] = (val & 0xfULL); | |
1912 | break; | |
1913 | } | |
0bf9e31a | 1914 | DPRINTF_MMU("write breakpoint reg[%d] 0x%016x\n", reg, |
4017190e BS |
1915 | env->mmuregs[reg]); |
1916 | } | |
1917 | break; | |
045380be | 1918 | case 8: /* User code access, XXX */ |
6c36d3fa | 1919 | case 9: /* Supervisor code access, XXX */ |
e8af50a3 | 1920 | default: |
e18231a3 | 1921 | do_unassigned_access(addr, 1, 0, asi, size); |
8543e2cf | 1922 | break; |
e8af50a3 | 1923 | } |
8543e2cf | 1924 | #ifdef DEBUG_ASI |
1a2fb1c0 | 1925 | dump_asi("write", addr, asi, size, val); |
8543e2cf | 1926 | #endif |
e8af50a3 FB |
1927 | } |
1928 | ||
81ad8ba2 BS |
1929 | #endif /* CONFIG_USER_ONLY */ |
1930 | #else /* TARGET_SPARC64 */ | |
1931 | ||
1932 | #ifdef CONFIG_USER_ONLY | |
1a2fb1c0 | 1933 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
81ad8ba2 BS |
1934 | { |
1935 | uint64_t ret = 0; | |
1a2fb1c0 BS |
1936 | #if defined(DEBUG_ASI) |
1937 | target_ulong last_addr = addr; | |
1938 | #endif | |
81ad8ba2 BS |
1939 | |
1940 | if (asi < 0x80) | |
1941 | raise_exception(TT_PRIV_ACT); | |
1942 | ||
c2bc0e38 | 1943 | helper_check_align(addr, size - 1); |
2cade6a3 | 1944 | address_mask(env, &addr); |
c2bc0e38 | 1945 | |
81ad8ba2 | 1946 | switch (asi) { |
81ad8ba2 | 1947 | case 0x82: // Primary no-fault |
81ad8ba2 | 1948 | case 0x8a: // Primary no-fault LE |
e83ce550 BS |
1949 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
1950 | #ifdef DEBUG_ASI | |
1951 | dump_asi("read ", last_addr, asi, size, ret); | |
1952 | #endif | |
1953 | return 0; | |
1954 | } | |
1955 | // Fall through | |
1956 | case 0x80: // Primary | |
1957 | case 0x88: // Primary LE | |
81ad8ba2 BS |
1958 | { |
1959 | switch(size) { | |
1960 | case 1: | |
1a2fb1c0 | 1961 | ret = ldub_raw(addr); |
81ad8ba2 BS |
1962 | break; |
1963 | case 2: | |
a4e7dd52 | 1964 | ret = lduw_raw(addr); |
81ad8ba2 BS |
1965 | break; |
1966 | case 4: | |
a4e7dd52 | 1967 | ret = ldl_raw(addr); |
81ad8ba2 BS |
1968 | break; |
1969 | default: | |
1970 | case 8: | |
a4e7dd52 | 1971 | ret = ldq_raw(addr); |
81ad8ba2 BS |
1972 | break; |
1973 | } | |
1974 | } | |
1975 | break; | |
81ad8ba2 | 1976 | case 0x83: // Secondary no-fault |
81ad8ba2 | 1977 | case 0x8b: // Secondary no-fault LE |
e83ce550 BS |
1978 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
1979 | #ifdef DEBUG_ASI | |
1980 | dump_asi("read ", last_addr, asi, size, ret); | |
1981 | #endif | |
1982 | return 0; | |
1983 | } | |
1984 | // Fall through | |
1985 | case 0x81: // Secondary | |
1986 | case 0x89: // Secondary LE | |
81ad8ba2 BS |
1987 | // XXX |
1988 | break; | |
1989 | default: | |
1990 | break; | |
1991 | } | |
1992 | ||
1993 | /* Convert from little endian */ | |
1994 | switch (asi) { | |
1995 | case 0x88: // Primary LE | |
1996 | case 0x89: // Secondary LE | |
1997 | case 0x8a: // Primary no-fault LE | |
1998 | case 0x8b: // Secondary no-fault LE | |
1999 | switch(size) { | |
2000 | case 2: | |
2001 | ret = bswap16(ret); | |
e32664fb | 2002 | break; |
81ad8ba2 BS |
2003 | case 4: |
2004 | ret = bswap32(ret); | |
e32664fb | 2005 | break; |
81ad8ba2 BS |
2006 | case 8: |
2007 | ret = bswap64(ret); | |
e32664fb | 2008 | break; |
81ad8ba2 BS |
2009 | default: |
2010 | break; | |
2011 | } | |
2012 | default: | |
2013 | break; | |
2014 | } | |
2015 | ||
2016 | /* Convert to signed number */ | |
2017 | if (sign) { | |
2018 | switch(size) { | |
2019 | case 1: | |
2020 | ret = (int8_t) ret; | |
e32664fb | 2021 | break; |
81ad8ba2 BS |
2022 | case 2: |
2023 | ret = (int16_t) ret; | |
e32664fb | 2024 | break; |
81ad8ba2 BS |
2025 | case 4: |
2026 | ret = (int32_t) ret; | |
e32664fb | 2027 | break; |
81ad8ba2 BS |
2028 | default: |
2029 | break; | |
2030 | } | |
2031 | } | |
1a2fb1c0 BS |
2032 | #ifdef DEBUG_ASI |
2033 | dump_asi("read ", last_addr, asi, size, ret); | |
2034 | #endif | |
2035 | return ret; | |
81ad8ba2 BS |
2036 | } |
2037 | ||
1a2fb1c0 | 2038 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
81ad8ba2 | 2039 | { |
1a2fb1c0 BS |
2040 | #ifdef DEBUG_ASI |
2041 | dump_asi("write", addr, asi, size, val); | |
2042 | #endif | |
81ad8ba2 BS |
2043 | if (asi < 0x80) |
2044 | raise_exception(TT_PRIV_ACT); | |
2045 | ||
c2bc0e38 | 2046 | helper_check_align(addr, size - 1); |
2cade6a3 | 2047 | address_mask(env, &addr); |
c2bc0e38 | 2048 | |
81ad8ba2 BS |
2049 | /* Convert to little endian */ |
2050 | switch (asi) { | |
2051 | case 0x88: // Primary LE | |
2052 | case 0x89: // Secondary LE | |
2053 | switch(size) { | |
2054 | case 2: | |
5b0f0bec | 2055 | val = bswap16(val); |
e32664fb | 2056 | break; |
81ad8ba2 | 2057 | case 4: |
5b0f0bec | 2058 | val = bswap32(val); |
e32664fb | 2059 | break; |
81ad8ba2 | 2060 | case 8: |
5b0f0bec | 2061 | val = bswap64(val); |
e32664fb | 2062 | break; |
81ad8ba2 BS |
2063 | default: |
2064 | break; | |
2065 | } | |
2066 | default: | |
2067 | break; | |
2068 | } | |
2069 | ||
2070 | switch(asi) { | |
2071 | case 0x80: // Primary | |
2072 | case 0x88: // Primary LE | |
2073 | { | |
2074 | switch(size) { | |
2075 | case 1: | |
1a2fb1c0 | 2076 | stb_raw(addr, val); |
81ad8ba2 BS |
2077 | break; |
2078 | case 2: | |
a4e7dd52 | 2079 | stw_raw(addr, val); |
81ad8ba2 BS |
2080 | break; |
2081 | case 4: | |
a4e7dd52 | 2082 | stl_raw(addr, val); |
81ad8ba2 BS |
2083 | break; |
2084 | case 8: | |
2085 | default: | |
a4e7dd52 | 2086 | stq_raw(addr, val); |
81ad8ba2 BS |
2087 | break; |
2088 | } | |
2089 | } | |
2090 | break; | |
2091 | case 0x81: // Secondary | |
2092 | case 0x89: // Secondary LE | |
2093 | // XXX | |
2094 | return; | |
2095 | ||
2096 | case 0x82: // Primary no-fault, RO | |
2097 | case 0x83: // Secondary no-fault, RO | |
2098 | case 0x8a: // Primary no-fault LE, RO | |
2099 | case 0x8b: // Secondary no-fault LE, RO | |
2100 | default: | |
e18231a3 | 2101 | do_unassigned_access(addr, 1, 0, 1, size); |
81ad8ba2 BS |
2102 | return; |
2103 | } | |
2104 | } | |
2105 | ||
2106 | #else /* CONFIG_USER_ONLY */ | |
3475187d | 2107 | |
1a2fb1c0 | 2108 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
3475187d | 2109 | { |
83469015 | 2110 | uint64_t ret = 0; |
1a2fb1c0 BS |
2111 | #if defined(DEBUG_ASI) |
2112 | target_ulong last_addr = addr; | |
2113 | #endif | |
3475187d | 2114 | |
01b5d4e5 IK |
2115 | asi &= 0xff; |
2116 | ||
6f27aba6 | 2117 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
2118 | || ((env->def->features & CPU_FEATURE_HYPV) |
2119 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 2120 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 2121 | raise_exception(TT_PRIV_ACT); |
3475187d | 2122 | |
c2bc0e38 | 2123 | helper_check_align(addr, size - 1); |
3475187d | 2124 | switch (asi) { |
e83ce550 BS |
2125 | case 0x82: // Primary no-fault |
2126 | case 0x8a: // Primary no-fault LE | |
2127 | if (cpu_get_phys_page_debug(env, addr) == -1ULL) { | |
2128 | #ifdef DEBUG_ASI | |
2129 | dump_asi("read ", last_addr, asi, size, ret); | |
2130 | #endif | |
2131 | return 0; | |
2132 | } | |
2133 | // Fall through | |
81ad8ba2 BS |
2134 | case 0x10: // As if user primary |
2135 | case 0x18: // As if user primary LE | |
2136 | case 0x80: // Primary | |
81ad8ba2 | 2137 | case 0x88: // Primary LE |
c99657d3 BS |
2138 | case 0xe2: // UA2007 Primary block init |
2139 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 2140 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
5578ceab BS |
2141 | if ((env->def->features & CPU_FEATURE_HYPV) |
2142 | && env->hpstate & HS_PRIV) { | |
6f27aba6 BS |
2143 | switch(size) { |
2144 | case 1: | |
1a2fb1c0 | 2145 | ret = ldub_hypv(addr); |
6f27aba6 BS |
2146 | break; |
2147 | case 2: | |
a4e7dd52 | 2148 | ret = lduw_hypv(addr); |
6f27aba6 BS |
2149 | break; |
2150 | case 4: | |
a4e7dd52 | 2151 | ret = ldl_hypv(addr); |
6f27aba6 BS |
2152 | break; |
2153 | default: | |
2154 | case 8: | |
a4e7dd52 | 2155 | ret = ldq_hypv(addr); |
6f27aba6 BS |
2156 | break; |
2157 | } | |
2158 | } else { | |
2159 | switch(size) { | |
2160 | case 1: | |
1a2fb1c0 | 2161 | ret = ldub_kernel(addr); |
6f27aba6 BS |
2162 | break; |
2163 | case 2: | |
a4e7dd52 | 2164 | ret = lduw_kernel(addr); |
6f27aba6 BS |
2165 | break; |
2166 | case 4: | |
a4e7dd52 | 2167 | ret = ldl_kernel(addr); |
6f27aba6 BS |
2168 | break; |
2169 | default: | |
2170 | case 8: | |
a4e7dd52 | 2171 | ret = ldq_kernel(addr); |
6f27aba6 BS |
2172 | break; |
2173 | } | |
81ad8ba2 BS |
2174 | } |
2175 | } else { | |
2176 | switch(size) { | |
2177 | case 1: | |
1a2fb1c0 | 2178 | ret = ldub_user(addr); |
81ad8ba2 BS |
2179 | break; |
2180 | case 2: | |
a4e7dd52 | 2181 | ret = lduw_user(addr); |
81ad8ba2 BS |
2182 | break; |
2183 | case 4: | |
a4e7dd52 | 2184 | ret = ldl_user(addr); |
81ad8ba2 BS |
2185 | break; |
2186 | default: | |
2187 | case 8: | |
a4e7dd52 | 2188 | ret = ldq_user(addr); |
81ad8ba2 BS |
2189 | break; |
2190 | } | |
2191 | } | |
2192 | break; | |
3475187d FB |
2193 | case 0x14: // Bypass |
2194 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
2195 | case 0x1c: // Bypass LE |
2196 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 2197 | { |
02aab46a FB |
2198 | switch(size) { |
2199 | case 1: | |
1a2fb1c0 | 2200 | ret = ldub_phys(addr); |
02aab46a FB |
2201 | break; |
2202 | case 2: | |
a4e7dd52 | 2203 | ret = lduw_phys(addr); |
02aab46a FB |
2204 | break; |
2205 | case 4: | |
a4e7dd52 | 2206 | ret = ldl_phys(addr); |
02aab46a FB |
2207 | break; |
2208 | default: | |
2209 | case 8: | |
a4e7dd52 | 2210 | ret = ldq_phys(addr); |
02aab46a FB |
2211 | break; |
2212 | } | |
0f8a249a BS |
2213 | break; |
2214 | } | |
db166940 BS |
2215 | case 0x24: // Nucleus quad LDD 128 bit atomic |
2216 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2217 | // Only ldda allowed | |
2218 | raise_exception(TT_ILL_INSN); | |
2219 | return 0; | |
e83ce550 BS |
2220 | case 0x83: // Secondary no-fault |
2221 | case 0x8b: // Secondary no-fault LE | |
2222 | if (cpu_get_phys_page_debug(env, addr) == -1ULL) { | |
2223 | #ifdef DEBUG_ASI | |
2224 | dump_asi("read ", last_addr, asi, size, ret); | |
2225 | #endif | |
2226 | return 0; | |
2227 | } | |
2228 | // Fall through | |
83469015 FB |
2229 | case 0x04: // Nucleus |
2230 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 2231 | case 0x11: // As if user secondary |
83469015 | 2232 | case 0x19: // As if user secondary LE |
83469015 | 2233 | case 0x4a: // UPA config |
81ad8ba2 | 2234 | case 0x81: // Secondary |
83469015 | 2235 | case 0x89: // Secondary LE |
0f8a249a BS |
2236 | // XXX |
2237 | break; | |
3475187d | 2238 | case 0x45: // LSU |
0f8a249a BS |
2239 | ret = env->lsu; |
2240 | break; | |
3475187d | 2241 | case 0x50: // I-MMU regs |
0f8a249a | 2242 | { |
1a2fb1c0 | 2243 | int reg = (addr >> 3) & 0xf; |
3475187d | 2244 | |
697a77e6 IK |
2245 | if (reg == 0) { |
2246 | // I-TSB Tag Target register | |
6e8e7d4c | 2247 | ret = ultrasparc_tag_target(env->immu.tag_access); |
697a77e6 IK |
2248 | } else { |
2249 | ret = env->immuregs[reg]; | |
2250 | } | |
2251 | ||
0f8a249a BS |
2252 | break; |
2253 | } | |
3475187d | 2254 | case 0x51: // I-MMU 8k TSB pointer |
697a77e6 IK |
2255 | { |
2256 | // env->immuregs[5] holds I-MMU TSB register value | |
2257 | // env->immuregs[6] holds I-MMU Tag Access register value | |
6e8e7d4c | 2258 | ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access, |
697a77e6 IK |
2259 | 8*1024); |
2260 | break; | |
2261 | } | |
3475187d | 2262 | case 0x52: // I-MMU 64k TSB pointer |
697a77e6 IK |
2263 | { |
2264 | // env->immuregs[5] holds I-MMU TSB register value | |
2265 | // env->immuregs[6] holds I-MMU Tag Access register value | |
6e8e7d4c | 2266 | ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access, |
697a77e6 IK |
2267 | 64*1024); |
2268 | break; | |
2269 | } | |
a5a52cf2 BS |
2270 | case 0x55: // I-MMU data access |
2271 | { | |
2272 | int reg = (addr >> 3) & 0x3f; | |
2273 | ||
6e8e7d4c | 2274 | ret = env->itlb[reg].tte; |
a5a52cf2 BS |
2275 | break; |
2276 | } | |
83469015 | 2277 | case 0x56: // I-MMU tag read |
0f8a249a | 2278 | { |
43e9e742 | 2279 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 2280 | |
6e8e7d4c | 2281 | ret = env->itlb[reg].tag; |
0f8a249a BS |
2282 | break; |
2283 | } | |
3475187d | 2284 | case 0x58: // D-MMU regs |
0f8a249a | 2285 | { |
1a2fb1c0 | 2286 | int reg = (addr >> 3) & 0xf; |
3475187d | 2287 | |
697a77e6 IK |
2288 | if (reg == 0) { |
2289 | // D-TSB Tag Target register | |
6e8e7d4c | 2290 | ret = ultrasparc_tag_target(env->dmmu.tag_access); |
697a77e6 IK |
2291 | } else { |
2292 | ret = env->dmmuregs[reg]; | |
2293 | } | |
2294 | break; | |
2295 | } | |
2296 | case 0x59: // D-MMU 8k TSB pointer | |
2297 | { | |
2298 | // env->dmmuregs[5] holds D-MMU TSB register value | |
2299 | // env->dmmuregs[6] holds D-MMU Tag Access register value | |
6e8e7d4c | 2300 | ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access, |
697a77e6 IK |
2301 | 8*1024); |
2302 | break; | |
2303 | } | |
2304 | case 0x5a: // D-MMU 64k TSB pointer | |
2305 | { | |
2306 | // env->dmmuregs[5] holds D-MMU TSB register value | |
2307 | // env->dmmuregs[6] holds D-MMU Tag Access register value | |
6e8e7d4c | 2308 | ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access, |
697a77e6 | 2309 | 64*1024); |
0f8a249a BS |
2310 | break; |
2311 | } | |
a5a52cf2 BS |
2312 | case 0x5d: // D-MMU data access |
2313 | { | |
2314 | int reg = (addr >> 3) & 0x3f; | |
2315 | ||
6e8e7d4c | 2316 | ret = env->dtlb[reg].tte; |
a5a52cf2 BS |
2317 | break; |
2318 | } | |
83469015 | 2319 | case 0x5e: // D-MMU tag read |
0f8a249a | 2320 | { |
43e9e742 | 2321 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 2322 | |
6e8e7d4c | 2323 | ret = env->dtlb[reg].tag; |
0f8a249a BS |
2324 | break; |
2325 | } | |
f7350b47 BS |
2326 | case 0x46: // D-cache data |
2327 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
2328 | case 0x4b: // E-cache error enable |
2329 | case 0x4c: // E-cache asynchronous fault status | |
2330 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
2331 | case 0x4e: // E-cache tag data |
2332 | case 0x66: // I-cache instruction access | |
2333 | case 0x67: // I-cache tag access | |
2334 | case 0x6e: // I-cache predecode | |
2335 | case 0x6f: // I-cache LRU etc. | |
2336 | case 0x76: // E-cache tag | |
2337 | case 0x7e: // E-cache tag | |
2338 | break; | |
3475187d | 2339 | case 0x5b: // D-MMU data pointer |
83469015 FB |
2340 | case 0x48: // Interrupt dispatch, RO |
2341 | case 0x49: // Interrupt data receive | |
2342 | case 0x7f: // Incoming interrupt vector, RO | |
0f8a249a BS |
2343 | // XXX |
2344 | break; | |
3475187d FB |
2345 | case 0x54: // I-MMU data in, WO |
2346 | case 0x57: // I-MMU demap, WO | |
2347 | case 0x5c: // D-MMU data in, WO | |
2348 | case 0x5f: // D-MMU demap, WO | |
83469015 | 2349 | case 0x77: // Interrupt vector, WO |
3475187d | 2350 | default: |
e18231a3 | 2351 | do_unassigned_access(addr, 0, 0, 1, size); |
0f8a249a BS |
2352 | ret = 0; |
2353 | break; | |
3475187d | 2354 | } |
81ad8ba2 BS |
2355 | |
2356 | /* Convert from little endian */ | |
2357 | switch (asi) { | |
2358 | case 0x0c: // Nucleus Little Endian (LE) | |
2359 | case 0x18: // As if user primary LE | |
2360 | case 0x19: // As if user secondary LE | |
2361 | case 0x1c: // Bypass LE | |
2362 | case 0x1d: // Bypass, non-cacheable LE | |
2363 | case 0x88: // Primary LE | |
2364 | case 0x89: // Secondary LE | |
2365 | case 0x8a: // Primary no-fault LE | |
2366 | case 0x8b: // Secondary no-fault LE | |
2367 | switch(size) { | |
2368 | case 2: | |
2369 | ret = bswap16(ret); | |
e32664fb | 2370 | break; |
81ad8ba2 BS |
2371 | case 4: |
2372 | ret = bswap32(ret); | |
e32664fb | 2373 | break; |
81ad8ba2 BS |
2374 | case 8: |
2375 | ret = bswap64(ret); | |
e32664fb | 2376 | break; |
81ad8ba2 BS |
2377 | default: |
2378 | break; | |
2379 | } | |
2380 | default: | |
2381 | break; | |
2382 | } | |
2383 | ||
2384 | /* Convert to signed number */ | |
2385 | if (sign) { | |
2386 | switch(size) { | |
2387 | case 1: | |
2388 | ret = (int8_t) ret; | |
e32664fb | 2389 | break; |
81ad8ba2 BS |
2390 | case 2: |
2391 | ret = (int16_t) ret; | |
e32664fb | 2392 | break; |
81ad8ba2 BS |
2393 | case 4: |
2394 | ret = (int32_t) ret; | |
e32664fb | 2395 | break; |
81ad8ba2 BS |
2396 | default: |
2397 | break; | |
2398 | } | |
2399 | } | |
1a2fb1c0 BS |
2400 | #ifdef DEBUG_ASI |
2401 | dump_asi("read ", last_addr, asi, size, ret); | |
2402 | #endif | |
2403 | return ret; | |
3475187d FB |
2404 | } |
2405 | ||
1a2fb1c0 | 2406 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
3475187d | 2407 | { |
1a2fb1c0 BS |
2408 | #ifdef DEBUG_ASI |
2409 | dump_asi("write", addr, asi, size, val); | |
2410 | #endif | |
01b5d4e5 IK |
2411 | |
2412 | asi &= 0xff; | |
2413 | ||
6f27aba6 | 2414 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
2415 | || ((env->def->features & CPU_FEATURE_HYPV) |
2416 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 2417 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 2418 | raise_exception(TT_PRIV_ACT); |
3475187d | 2419 | |
c2bc0e38 | 2420 | helper_check_align(addr, size - 1); |
81ad8ba2 BS |
2421 | /* Convert to little endian */ |
2422 | switch (asi) { | |
2423 | case 0x0c: // Nucleus Little Endian (LE) | |
2424 | case 0x18: // As if user primary LE | |
2425 | case 0x19: // As if user secondary LE | |
2426 | case 0x1c: // Bypass LE | |
2427 | case 0x1d: // Bypass, non-cacheable LE | |
81ad8ba2 BS |
2428 | case 0x88: // Primary LE |
2429 | case 0x89: // Secondary LE | |
2430 | switch(size) { | |
2431 | case 2: | |
5b0f0bec | 2432 | val = bswap16(val); |
e32664fb | 2433 | break; |
81ad8ba2 | 2434 | case 4: |
5b0f0bec | 2435 | val = bswap32(val); |
e32664fb | 2436 | break; |
81ad8ba2 | 2437 | case 8: |
5b0f0bec | 2438 | val = bswap64(val); |
e32664fb | 2439 | break; |
81ad8ba2 BS |
2440 | default: |
2441 | break; | |
2442 | } | |
2443 | default: | |
2444 | break; | |
2445 | } | |
2446 | ||
3475187d | 2447 | switch(asi) { |
81ad8ba2 BS |
2448 | case 0x10: // As if user primary |
2449 | case 0x18: // As if user primary LE | |
2450 | case 0x80: // Primary | |
2451 | case 0x88: // Primary LE | |
c99657d3 BS |
2452 | case 0xe2: // UA2007 Primary block init |
2453 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 2454 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
5578ceab BS |
2455 | if ((env->def->features & CPU_FEATURE_HYPV) |
2456 | && env->hpstate & HS_PRIV) { | |
6f27aba6 BS |
2457 | switch(size) { |
2458 | case 1: | |
1a2fb1c0 | 2459 | stb_hypv(addr, val); |
6f27aba6 BS |
2460 | break; |
2461 | case 2: | |
a4e7dd52 | 2462 | stw_hypv(addr, val); |
6f27aba6 BS |
2463 | break; |
2464 | case 4: | |
a4e7dd52 | 2465 | stl_hypv(addr, val); |
6f27aba6 BS |
2466 | break; |
2467 | case 8: | |
2468 | default: | |
a4e7dd52 | 2469 | stq_hypv(addr, val); |
6f27aba6 BS |
2470 | break; |
2471 | } | |
2472 | } else { | |
2473 | switch(size) { | |
2474 | case 1: | |
1a2fb1c0 | 2475 | stb_kernel(addr, val); |
6f27aba6 BS |
2476 | break; |
2477 | case 2: | |
a4e7dd52 | 2478 | stw_kernel(addr, val); |
6f27aba6 BS |
2479 | break; |
2480 | case 4: | |
a4e7dd52 | 2481 | stl_kernel(addr, val); |
6f27aba6 BS |
2482 | break; |
2483 | case 8: | |
2484 | default: | |
a4e7dd52 | 2485 | stq_kernel(addr, val); |
6f27aba6 BS |
2486 | break; |
2487 | } | |
81ad8ba2 BS |
2488 | } |
2489 | } else { | |
2490 | switch(size) { | |
2491 | case 1: | |
1a2fb1c0 | 2492 | stb_user(addr, val); |
81ad8ba2 BS |
2493 | break; |
2494 | case 2: | |
a4e7dd52 | 2495 | stw_user(addr, val); |
81ad8ba2 BS |
2496 | break; |
2497 | case 4: | |
a4e7dd52 | 2498 | stl_user(addr, val); |
81ad8ba2 BS |
2499 | break; |
2500 | case 8: | |
2501 | default: | |
a4e7dd52 | 2502 | stq_user(addr, val); |
81ad8ba2 BS |
2503 | break; |
2504 | } | |
2505 | } | |
2506 | break; | |
3475187d FB |
2507 | case 0x14: // Bypass |
2508 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
2509 | case 0x1c: // Bypass LE |
2510 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 2511 | { |
02aab46a FB |
2512 | switch(size) { |
2513 | case 1: | |
1a2fb1c0 | 2514 | stb_phys(addr, val); |
02aab46a FB |
2515 | break; |
2516 | case 2: | |
a4e7dd52 | 2517 | stw_phys(addr, val); |
02aab46a FB |
2518 | break; |
2519 | case 4: | |
a4e7dd52 | 2520 | stl_phys(addr, val); |
02aab46a FB |
2521 | break; |
2522 | case 8: | |
2523 | default: | |
a4e7dd52 | 2524 | stq_phys(addr, val); |
02aab46a FB |
2525 | break; |
2526 | } | |
0f8a249a BS |
2527 | } |
2528 | return; | |
db166940 BS |
2529 | case 0x24: // Nucleus quad LDD 128 bit atomic |
2530 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2531 | // Only ldda allowed | |
2532 | raise_exception(TT_ILL_INSN); | |
2533 | return; | |
83469015 FB |
2534 | case 0x04: // Nucleus |
2535 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 2536 | case 0x11: // As if user secondary |
83469015 | 2537 | case 0x19: // As if user secondary LE |
83469015 | 2538 | case 0x4a: // UPA config |
51996525 | 2539 | case 0x81: // Secondary |
83469015 | 2540 | case 0x89: // Secondary LE |
0f8a249a BS |
2541 | // XXX |
2542 | return; | |
3475187d | 2543 | case 0x45: // LSU |
0f8a249a BS |
2544 | { |
2545 | uint64_t oldreg; | |
2546 | ||
2547 | oldreg = env->lsu; | |
1a2fb1c0 | 2548 | env->lsu = val & (DMMU_E | IMMU_E); |
0f8a249a BS |
2549 | // Mappings generated during D/I MMU disabled mode are |
2550 | // invalid in normal mode | |
2551 | if (oldreg != env->lsu) { | |
77f193da BS |
2552 | DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", |
2553 | oldreg, env->lsu); | |
83469015 | 2554 | #ifdef DEBUG_MMU |
0f8a249a | 2555 | dump_mmu(env); |
83469015 | 2556 | #endif |
0f8a249a BS |
2557 | tlb_flush(env, 1); |
2558 | } | |
2559 | return; | |
2560 | } | |
3475187d | 2561 | case 0x50: // I-MMU regs |
0f8a249a | 2562 | { |
1a2fb1c0 | 2563 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 2564 | uint64_t oldreg; |
3b46e624 | 2565 | |
0f8a249a | 2566 | oldreg = env->immuregs[reg]; |
3475187d FB |
2567 | switch(reg) { |
2568 | case 0: // RO | |
3475187d FB |
2569 | return; |
2570 | case 1: // Not in I-MMU | |
2571 | case 2: | |
3475187d FB |
2572 | return; |
2573 | case 3: // SFSR | |
1a2fb1c0 BS |
2574 | if ((val & 1) == 0) |
2575 | val = 0; // Clear SFSR | |
6e8e7d4c | 2576 | env->immu.sfsr = val; |
3475187d | 2577 | break; |
6e8e7d4c IK |
2578 | case 4: // RO |
2579 | return; | |
3475187d | 2580 | case 5: // TSB access |
6e8e7d4c IK |
2581 | DPRINTF_MMU("immu TSB write: 0x%016" PRIx64 " -> 0x%016" |
2582 | PRIx64 "\n", env->immu.tsb, val); | |
2583 | env->immu.tsb = val; | |
2584 | break; | |
3475187d | 2585 | case 6: // Tag access |
6e8e7d4c IK |
2586 | env->immu.tag_access = val; |
2587 | break; | |
2588 | case 7: | |
2589 | case 8: | |
2590 | return; | |
3475187d FB |
2591 | default: |
2592 | break; | |
2593 | } | |
6e8e7d4c | 2594 | |
3475187d | 2595 | if (oldreg != env->immuregs[reg]) { |
6e8e7d4c | 2596 | DPRINTF_MMU("immu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" |
77f193da | 2597 | PRIx64 "\n", reg, oldreg, env->immuregs[reg]); |
3475187d | 2598 | } |
952a328f | 2599 | #ifdef DEBUG_MMU |
0f8a249a | 2600 | dump_mmu(env); |
3475187d | 2601 | #endif |
0f8a249a BS |
2602 | return; |
2603 | } | |
3475187d | 2604 | case 0x54: // I-MMU data in |
f707726e IK |
2605 | replace_tlb_1bit_lru(env->itlb, env->immu.tag_access, val, "immu", env); |
2606 | return; | |
3475187d | 2607 | case 0x55: // I-MMU data access |
0f8a249a | 2608 | { |
cc6747f4 BS |
2609 | // TODO: auto demap |
2610 | ||
1a2fb1c0 | 2611 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 2612 | |
f707726e | 2613 | replace_tlb_entry(&env->itlb[i], env->immu.tag_access, val, env); |
6e8e7d4c IK |
2614 | |
2615 | #ifdef DEBUG_MMU | |
f707726e | 2616 | DPRINTF_MMU("immu data access replaced entry [%i]\n", i); |
6e8e7d4c IK |
2617 | dump_mmu(env); |
2618 | #endif | |
0f8a249a BS |
2619 | return; |
2620 | } | |
3475187d | 2621 | case 0x57: // I-MMU demap |
f707726e | 2622 | demap_tlb(env->itlb, val, "immu", env); |
0f8a249a | 2623 | return; |
3475187d | 2624 | case 0x58: // D-MMU regs |
0f8a249a | 2625 | { |
1a2fb1c0 | 2626 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 2627 | uint64_t oldreg; |
3b46e624 | 2628 | |
0f8a249a | 2629 | oldreg = env->dmmuregs[reg]; |
3475187d FB |
2630 | switch(reg) { |
2631 | case 0: // RO | |
2632 | case 4: | |
2633 | return; | |
2634 | case 3: // SFSR | |
1a2fb1c0 BS |
2635 | if ((val & 1) == 0) { |
2636 | val = 0; // Clear SFSR, Fault address | |
6e8e7d4c | 2637 | env->dmmu.sfar = 0; |
0f8a249a | 2638 | } |
6e8e7d4c | 2639 | env->dmmu.sfsr = val; |
3475187d FB |
2640 | break; |
2641 | case 1: // Primary context | |
6e8e7d4c IK |
2642 | env->dmmu.mmu_primary_context = val; |
2643 | break; | |
3475187d | 2644 | case 2: // Secondary context |
6e8e7d4c IK |
2645 | env->dmmu.mmu_secondary_context = val; |
2646 | break; | |
3475187d | 2647 | case 5: // TSB access |
6e8e7d4c IK |
2648 | DPRINTF_MMU("dmmu TSB write: 0x%016" PRIx64 " -> 0x%016" |
2649 | PRIx64 "\n", env->dmmu.tsb, val); | |
2650 | env->dmmu.tsb = val; | |
2651 | break; | |
3475187d | 2652 | case 6: // Tag access |
6e8e7d4c IK |
2653 | env->dmmu.tag_access = val; |
2654 | break; | |
3475187d FB |
2655 | case 7: // Virtual Watchpoint |
2656 | case 8: // Physical Watchpoint | |
2657 | default: | |
6e8e7d4c | 2658 | env->dmmuregs[reg] = val; |
3475187d FB |
2659 | break; |
2660 | } | |
6e8e7d4c | 2661 | |
3475187d | 2662 | if (oldreg != env->dmmuregs[reg]) { |
6e8e7d4c | 2663 | DPRINTF_MMU("dmmu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" |
77f193da | 2664 | PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]); |
3475187d | 2665 | } |
952a328f | 2666 | #ifdef DEBUG_MMU |
0f8a249a | 2667 | dump_mmu(env); |
3475187d | 2668 | #endif |
0f8a249a BS |
2669 | return; |
2670 | } | |
3475187d | 2671 | case 0x5c: // D-MMU data in |
f707726e IK |
2672 | replace_tlb_1bit_lru(env->dtlb, env->dmmu.tag_access, val, "dmmu", env); |
2673 | return; | |
3475187d | 2674 | case 0x5d: // D-MMU data access |
0f8a249a | 2675 | { |
1a2fb1c0 | 2676 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 2677 | |
f707726e IK |
2678 | replace_tlb_entry(&env->dtlb[i], env->dmmu.tag_access, val, env); |
2679 | ||
6e8e7d4c | 2680 | #ifdef DEBUG_MMU |
f707726e | 2681 | DPRINTF_MMU("dmmu data access replaced entry [%i]\n", i); |
6e8e7d4c IK |
2682 | dump_mmu(env); |
2683 | #endif | |
0f8a249a BS |
2684 | return; |
2685 | } | |
3475187d | 2686 | case 0x5f: // D-MMU demap |
f707726e | 2687 | demap_tlb(env->dtlb, val, "dmmu", env); |
cc6747f4 | 2688 | return; |
83469015 | 2689 | case 0x49: // Interrupt data receive |
0f8a249a BS |
2690 | // XXX |
2691 | return; | |
f7350b47 BS |
2692 | case 0x46: // D-cache data |
2693 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
2694 | case 0x4b: // E-cache error enable |
2695 | case 0x4c: // E-cache asynchronous fault status | |
2696 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
2697 | case 0x4e: // E-cache tag data |
2698 | case 0x66: // I-cache instruction access | |
2699 | case 0x67: // I-cache tag access | |
2700 | case 0x6e: // I-cache predecode | |
2701 | case 0x6f: // I-cache LRU etc. | |
2702 | case 0x76: // E-cache tag | |
2703 | case 0x7e: // E-cache tag | |
2704 | return; | |
3475187d FB |
2705 | case 0x51: // I-MMU 8k TSB pointer, RO |
2706 | case 0x52: // I-MMU 64k TSB pointer, RO | |
2707 | case 0x56: // I-MMU tag read, RO | |
2708 | case 0x59: // D-MMU 8k TSB pointer, RO | |
2709 | case 0x5a: // D-MMU 64k TSB pointer, RO | |
2710 | case 0x5b: // D-MMU data pointer, RO | |
2711 | case 0x5e: // D-MMU tag read, RO | |
83469015 FB |
2712 | case 0x48: // Interrupt dispatch, RO |
2713 | case 0x7f: // Incoming interrupt vector, RO | |
2714 | case 0x82: // Primary no-fault, RO | |
2715 | case 0x83: // Secondary no-fault, RO | |
2716 | case 0x8a: // Primary no-fault LE, RO | |
2717 | case 0x8b: // Secondary no-fault LE, RO | |
3475187d | 2718 | default: |
e18231a3 | 2719 | do_unassigned_access(addr, 1, 0, 1, size); |
0f8a249a | 2720 | return; |
3475187d FB |
2721 | } |
2722 | } | |
81ad8ba2 | 2723 | #endif /* CONFIG_USER_ONLY */ |
3391c818 | 2724 | |
db166940 BS |
2725 | void helper_ldda_asi(target_ulong addr, int asi, int rd) |
2726 | { | |
db166940 | 2727 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
5578ceab BS |
2728 | || ((env->def->features & CPU_FEATURE_HYPV) |
2729 | && asi >= 0x30 && asi < 0x80 | |
fb79ceb9 | 2730 | && !(env->hpstate & HS_PRIV))) |
db166940 BS |
2731 | raise_exception(TT_PRIV_ACT); |
2732 | ||
2733 | switch (asi) { | |
2734 | case 0x24: // Nucleus quad LDD 128 bit atomic | |
2735 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2736 | helper_check_align(addr, 0xf); | |
2737 | if (rd == 0) { | |
2738 | env->gregs[1] = ldq_kernel(addr + 8); | |
2739 | if (asi == 0x2c) | |
2740 | bswap64s(&env->gregs[1]); | |
2741 | } else if (rd < 8) { | |
2742 | env->gregs[rd] = ldq_kernel(addr); | |
2743 | env->gregs[rd + 1] = ldq_kernel(addr + 8); | |
2744 | if (asi == 0x2c) { | |
2745 | bswap64s(&env->gregs[rd]); | |
2746 | bswap64s(&env->gregs[rd + 1]); | |
2747 | } | |
2748 | } else { | |
2749 | env->regwptr[rd] = ldq_kernel(addr); | |
2750 | env->regwptr[rd + 1] = ldq_kernel(addr + 8); | |
2751 | if (asi == 0x2c) { | |
2752 | bswap64s(&env->regwptr[rd]); | |
2753 | bswap64s(&env->regwptr[rd + 1]); | |
2754 | } | |
2755 | } | |
2756 | break; | |
2757 | default: | |
2758 | helper_check_align(addr, 0x3); | |
2759 | if (rd == 0) | |
2760 | env->gregs[1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2761 | else if (rd < 8) { | |
2762 | env->gregs[rd] = helper_ld_asi(addr, asi, 4, 0); | |
2763 | env->gregs[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2764 | } else { | |
2765 | env->regwptr[rd] = helper_ld_asi(addr, asi, 4, 0); | |
2766 | env->regwptr[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
2767 | } | |
2768 | break; | |
2769 | } | |
2770 | } | |
2771 | ||
1a2fb1c0 | 2772 | void helper_ldf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 2773 | { |
3391c818 | 2774 | unsigned int i; |
1a2fb1c0 | 2775 | target_ulong val; |
3391c818 | 2776 | |
c2bc0e38 | 2777 | helper_check_align(addr, 3); |
3391c818 BS |
2778 | switch (asi) { |
2779 | case 0xf0: // Block load primary | |
2780 | case 0xf1: // Block load secondary | |
2781 | case 0xf8: // Block load primary LE | |
2782 | case 0xf9: // Block load secondary LE | |
51996525 BS |
2783 | if (rd & 7) { |
2784 | raise_exception(TT_ILL_INSN); | |
2785 | return; | |
2786 | } | |
c2bc0e38 | 2787 | helper_check_align(addr, 0x3f); |
51996525 | 2788 | for (i = 0; i < 16; i++) { |
77f193da BS |
2789 | *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x8f, 4, |
2790 | 0); | |
1a2fb1c0 | 2791 | addr += 4; |
3391c818 | 2792 | } |
3391c818 BS |
2793 | |
2794 | return; | |
2795 | default: | |
2796 | break; | |
2797 | } | |
2798 | ||
1a2fb1c0 | 2799 | val = helper_ld_asi(addr, asi, size, 0); |
3391c818 BS |
2800 | switch(size) { |
2801 | default: | |
2802 | case 4: | |
714547bb | 2803 | *((uint32_t *)&env->fpr[rd]) = val; |
3391c818 BS |
2804 | break; |
2805 | case 8: | |
1a2fb1c0 | 2806 | *((int64_t *)&DT0) = val; |
3391c818 | 2807 | break; |
1f587329 BS |
2808 | case 16: |
2809 | // XXX | |
2810 | break; | |
3391c818 | 2811 | } |
3391c818 BS |
2812 | } |
2813 | ||
1a2fb1c0 | 2814 | void helper_stf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 2815 | { |
3391c818 | 2816 | unsigned int i; |
1a2fb1c0 | 2817 | target_ulong val = 0; |
3391c818 | 2818 | |
c2bc0e38 | 2819 | helper_check_align(addr, 3); |
3391c818 | 2820 | switch (asi) { |
c99657d3 BS |
2821 | case 0xe0: // UA2007 Block commit store primary (cache flush) |
2822 | case 0xe1: // UA2007 Block commit store secondary (cache flush) | |
3391c818 BS |
2823 | case 0xf0: // Block store primary |
2824 | case 0xf1: // Block store secondary | |
2825 | case 0xf8: // Block store primary LE | |
2826 | case 0xf9: // Block store secondary LE | |
51996525 BS |
2827 | if (rd & 7) { |
2828 | raise_exception(TT_ILL_INSN); | |
2829 | return; | |
2830 | } | |
c2bc0e38 | 2831 | helper_check_align(addr, 0x3f); |
51996525 | 2832 | for (i = 0; i < 16; i++) { |
1a2fb1c0 BS |
2833 | val = *(uint32_t *)&env->fpr[rd++]; |
2834 | helper_st_asi(addr, val, asi & 0x8f, 4); | |
2835 | addr += 4; | |
3391c818 | 2836 | } |
3391c818 BS |
2837 | |
2838 | return; | |
2839 | default: | |
2840 | break; | |
2841 | } | |
2842 | ||
2843 | switch(size) { | |
2844 | default: | |
2845 | case 4: | |
714547bb | 2846 | val = *((uint32_t *)&env->fpr[rd]); |
3391c818 BS |
2847 | break; |
2848 | case 8: | |
1a2fb1c0 | 2849 | val = *((int64_t *)&DT0); |
3391c818 | 2850 | break; |
1f587329 BS |
2851 | case 16: |
2852 | // XXX | |
2853 | break; | |
3391c818 | 2854 | } |
1a2fb1c0 BS |
2855 | helper_st_asi(addr, val, asi, size); |
2856 | } | |
2857 | ||
2858 | target_ulong helper_cas_asi(target_ulong addr, target_ulong val1, | |
2859 | target_ulong val2, uint32_t asi) | |
2860 | { | |
2861 | target_ulong ret; | |
2862 | ||
1121f879 | 2863 | val2 &= 0xffffffffUL; |
1a2fb1c0 BS |
2864 | ret = helper_ld_asi(addr, asi, 4, 0); |
2865 | ret &= 0xffffffffUL; | |
1121f879 BS |
2866 | if (val2 == ret) |
2867 | helper_st_asi(addr, val1 & 0xffffffffUL, asi, 4); | |
1a2fb1c0 | 2868 | return ret; |
3391c818 BS |
2869 | } |
2870 | ||
1a2fb1c0 BS |
2871 | target_ulong helper_casx_asi(target_ulong addr, target_ulong val1, |
2872 | target_ulong val2, uint32_t asi) | |
2873 | { | |
2874 | target_ulong ret; | |
2875 | ||
2876 | ret = helper_ld_asi(addr, asi, 8, 0); | |
1121f879 BS |
2877 | if (val2 == ret) |
2878 | helper_st_asi(addr, val1, asi, 8); | |
1a2fb1c0 BS |
2879 | return ret; |
2880 | } | |
81ad8ba2 | 2881 | #endif /* TARGET_SPARC64 */ |
3475187d FB |
2882 | |
2883 | #ifndef TARGET_SPARC64 | |
1a2fb1c0 | 2884 | void helper_rett(void) |
e8af50a3 | 2885 | { |
af7bf89b FB |
2886 | unsigned int cwp; |
2887 | ||
d4218d99 BS |
2888 | if (env->psret == 1) |
2889 | raise_exception(TT_ILL_INSN); | |
2890 | ||
e8af50a3 | 2891 | env->psret = 1; |
1a14026e | 2892 | cwp = cpu_cwp_inc(env, env->cwp + 1) ; |
e8af50a3 FB |
2893 | if (env->wim & (1 << cwp)) { |
2894 | raise_exception(TT_WIN_UNF); | |
2895 | } | |
2896 | set_cwp(cwp); | |
2897 | env->psrs = env->psrps; | |
2898 | } | |
3475187d | 2899 | #endif |
e8af50a3 | 2900 | |
3b89f26c BS |
2901 | target_ulong helper_udiv(target_ulong a, target_ulong b) |
2902 | { | |
2903 | uint64_t x0; | |
2904 | uint32_t x1; | |
2905 | ||
7621a90d | 2906 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
2907 | x1 = b; |
2908 | ||
2909 | if (x1 == 0) { | |
2910 | raise_exception(TT_DIV_ZERO); | |
2911 | } | |
2912 | ||
2913 | x0 = x0 / x1; | |
2914 | if (x0 > 0xffffffff) { | |
2915 | env->cc_src2 = 1; | |
2916 | return 0xffffffff; | |
2917 | } else { | |
2918 | env->cc_src2 = 0; | |
2919 | return x0; | |
2920 | } | |
2921 | } | |
2922 | ||
2923 | target_ulong helper_sdiv(target_ulong a, target_ulong b) | |
2924 | { | |
2925 | int64_t x0; | |
2926 | int32_t x1; | |
2927 | ||
7621a90d | 2928 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
2929 | x1 = b; |
2930 | ||
2931 | if (x1 == 0) { | |
2932 | raise_exception(TT_DIV_ZERO); | |
2933 | } | |
2934 | ||
2935 | x0 = x0 / x1; | |
2936 | if ((int32_t) x0 != x0) { | |
2937 | env->cc_src2 = 1; | |
2938 | return x0 < 0? 0x80000000: 0x7fffffff; | |
2939 | } else { | |
2940 | env->cc_src2 = 0; | |
2941 | return x0; | |
2942 | } | |
2943 | } | |
2944 | ||
7fa76c0b BS |
2945 | void helper_stdf(target_ulong addr, int mem_idx) |
2946 | { | |
c2bc0e38 | 2947 | helper_check_align(addr, 7); |
7fa76c0b BS |
2948 | #if !defined(CONFIG_USER_ONLY) |
2949 | switch (mem_idx) { | |
2950 | case 0: | |
c2bc0e38 | 2951 | stfq_user(addr, DT0); |
7fa76c0b BS |
2952 | break; |
2953 | case 1: | |
c2bc0e38 | 2954 | stfq_kernel(addr, DT0); |
7fa76c0b BS |
2955 | break; |
2956 | #ifdef TARGET_SPARC64 | |
2957 | case 2: | |
c2bc0e38 | 2958 | stfq_hypv(addr, DT0); |
7fa76c0b BS |
2959 | break; |
2960 | #endif | |
2961 | default: | |
2962 | break; | |
2963 | } | |
2964 | #else | |
2cade6a3 | 2965 | address_mask(env, &addr); |
c2bc0e38 | 2966 | stfq_raw(addr, DT0); |
7fa76c0b BS |
2967 | #endif |
2968 | } | |
2969 | ||
2970 | void helper_lddf(target_ulong addr, int mem_idx) | |
2971 | { | |
c2bc0e38 | 2972 | helper_check_align(addr, 7); |
7fa76c0b BS |
2973 | #if !defined(CONFIG_USER_ONLY) |
2974 | switch (mem_idx) { | |
2975 | case 0: | |
c2bc0e38 | 2976 | DT0 = ldfq_user(addr); |
7fa76c0b BS |
2977 | break; |
2978 | case 1: | |
c2bc0e38 | 2979 | DT0 = ldfq_kernel(addr); |
7fa76c0b BS |
2980 | break; |
2981 | #ifdef TARGET_SPARC64 | |
2982 | case 2: | |
c2bc0e38 | 2983 | DT0 = ldfq_hypv(addr); |
7fa76c0b BS |
2984 | break; |
2985 | #endif | |
2986 | default: | |
2987 | break; | |
2988 | } | |
2989 | #else | |
2cade6a3 | 2990 | address_mask(env, &addr); |
c2bc0e38 | 2991 | DT0 = ldfq_raw(addr); |
7fa76c0b BS |
2992 | #endif |
2993 | } | |
2994 | ||
64a88d5d | 2995 | void helper_ldqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
2996 | { |
2997 | // XXX add 128 bit load | |
2998 | CPU_QuadU u; | |
2999 | ||
c2bc0e38 | 3000 | helper_check_align(addr, 7); |
64a88d5d BS |
3001 | #if !defined(CONFIG_USER_ONLY) |
3002 | switch (mem_idx) { | |
3003 | case 0: | |
c2bc0e38 BS |
3004 | u.ll.upper = ldq_user(addr); |
3005 | u.ll.lower = ldq_user(addr + 8); | |
64a88d5d BS |
3006 | QT0 = u.q; |
3007 | break; | |
3008 | case 1: | |
c2bc0e38 BS |
3009 | u.ll.upper = ldq_kernel(addr); |
3010 | u.ll.lower = ldq_kernel(addr + 8); | |
64a88d5d BS |
3011 | QT0 = u.q; |
3012 | break; | |
3013 | #ifdef TARGET_SPARC64 | |
3014 | case 2: | |
c2bc0e38 BS |
3015 | u.ll.upper = ldq_hypv(addr); |
3016 | u.ll.lower = ldq_hypv(addr + 8); | |
64a88d5d BS |
3017 | QT0 = u.q; |
3018 | break; | |
3019 | #endif | |
3020 | default: | |
3021 | break; | |
3022 | } | |
3023 | #else | |
2cade6a3 | 3024 | address_mask(env, &addr); |
c2bc0e38 BS |
3025 | u.ll.upper = ldq_raw(addr); |
3026 | u.ll.lower = ldq_raw((addr + 8) & 0xffffffffULL); | |
7fa76c0b | 3027 | QT0 = u.q; |
64a88d5d | 3028 | #endif |
7fa76c0b BS |
3029 | } |
3030 | ||
64a88d5d | 3031 | void helper_stqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
3032 | { |
3033 | // XXX add 128 bit store | |
3034 | CPU_QuadU u; | |
3035 | ||
c2bc0e38 | 3036 | helper_check_align(addr, 7); |
64a88d5d BS |
3037 | #if !defined(CONFIG_USER_ONLY) |
3038 | switch (mem_idx) { | |
3039 | case 0: | |
3040 | u.q = QT0; | |
c2bc0e38 BS |
3041 | stq_user(addr, u.ll.upper); |
3042 | stq_user(addr + 8, u.ll.lower); | |
64a88d5d BS |
3043 | break; |
3044 | case 1: | |
3045 | u.q = QT0; | |
c2bc0e38 BS |
3046 | stq_kernel(addr, u.ll.upper); |
3047 | stq_kernel(addr + 8, u.ll.lower); | |
64a88d5d BS |
3048 | break; |
3049 | #ifdef TARGET_SPARC64 | |
3050 | case 2: | |
3051 | u.q = QT0; | |
c2bc0e38 BS |
3052 | stq_hypv(addr, u.ll.upper); |
3053 | stq_hypv(addr + 8, u.ll.lower); | |
64a88d5d BS |
3054 | break; |
3055 | #endif | |
3056 | default: | |
3057 | break; | |
3058 | } | |
3059 | #else | |
7fa76c0b | 3060 | u.q = QT0; |
2cade6a3 | 3061 | address_mask(env, &addr); |
c2bc0e38 BS |
3062 | stq_raw(addr, u.ll.upper); |
3063 | stq_raw((addr + 8) & 0xffffffffULL, u.ll.lower); | |
7fa76c0b | 3064 | #endif |
64a88d5d | 3065 | } |
7fa76c0b | 3066 | |
3a3b925d | 3067 | static inline void set_fsr(void) |
e8af50a3 | 3068 | { |
7a0e1f41 | 3069 | int rnd_mode; |
bb5529bb | 3070 | |
e8af50a3 FB |
3071 | switch (env->fsr & FSR_RD_MASK) { |
3072 | case FSR_RD_NEAREST: | |
7a0e1f41 | 3073 | rnd_mode = float_round_nearest_even; |
0f8a249a | 3074 | break; |
ed910241 | 3075 | default: |
e8af50a3 | 3076 | case FSR_RD_ZERO: |
7a0e1f41 | 3077 | rnd_mode = float_round_to_zero; |
0f8a249a | 3078 | break; |
e8af50a3 | 3079 | case FSR_RD_POS: |
7a0e1f41 | 3080 | rnd_mode = float_round_up; |
0f8a249a | 3081 | break; |
e8af50a3 | 3082 | case FSR_RD_NEG: |
7a0e1f41 | 3083 | rnd_mode = float_round_down; |
0f8a249a | 3084 | break; |
e8af50a3 | 3085 | } |
7a0e1f41 | 3086 | set_float_rounding_mode(rnd_mode, &env->fp_status); |
e8af50a3 | 3087 | } |
e80cfcfc | 3088 | |
3a3b925d | 3089 | void helper_ldfsr(uint32_t new_fsr) |
bb5529bb | 3090 | { |
3a3b925d BS |
3091 | env->fsr = (new_fsr & FSR_LDFSR_MASK) | (env->fsr & FSR_LDFSR_OLDMASK); |
3092 | set_fsr(); | |
bb5529bb BS |
3093 | } |
3094 | ||
3a3b925d BS |
3095 | #ifdef TARGET_SPARC64 |
3096 | void helper_ldxfsr(uint64_t new_fsr) | |
3097 | { | |
3098 | env->fsr = (new_fsr & FSR_LDXFSR_MASK) | (env->fsr & FSR_LDXFSR_OLDMASK); | |
3099 | set_fsr(); | |
3100 | } | |
3101 | #endif | |
3102 | ||
bb5529bb | 3103 | void helper_debug(void) |
e80cfcfc FB |
3104 | { |
3105 | env->exception_index = EXCP_DEBUG; | |
3106 | cpu_loop_exit(); | |
3107 | } | |
af7bf89b | 3108 | |
3475187d | 3109 | #ifndef TARGET_SPARC64 |
72a9747b BS |
3110 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
3111 | handling ? */ | |
3112 | void helper_save(void) | |
3113 | { | |
3114 | uint32_t cwp; | |
3115 | ||
1a14026e | 3116 | cwp = cpu_cwp_dec(env, env->cwp - 1); |
72a9747b BS |
3117 | if (env->wim & (1 << cwp)) { |
3118 | raise_exception(TT_WIN_OVF); | |
3119 | } | |
3120 | set_cwp(cwp); | |
3121 | } | |
3122 | ||
3123 | void helper_restore(void) | |
3124 | { | |
3125 | uint32_t cwp; | |
3126 | ||
1a14026e | 3127 | cwp = cpu_cwp_inc(env, env->cwp + 1); |
72a9747b BS |
3128 | if (env->wim & (1 << cwp)) { |
3129 | raise_exception(TT_WIN_UNF); | |
3130 | } | |
3131 | set_cwp(cwp); | |
3132 | } | |
3133 | ||
1a2fb1c0 | 3134 | void helper_wrpsr(target_ulong new_psr) |
af7bf89b | 3135 | { |
1a14026e | 3136 | if ((new_psr & PSR_CWP) >= env->nwindows) |
d4218d99 BS |
3137 | raise_exception(TT_ILL_INSN); |
3138 | else | |
1a2fb1c0 | 3139 | PUT_PSR(env, new_psr); |
af7bf89b FB |
3140 | } |
3141 | ||
1a2fb1c0 | 3142 | target_ulong helper_rdpsr(void) |
af7bf89b | 3143 | { |
1a2fb1c0 | 3144 | return GET_PSR(env); |
af7bf89b | 3145 | } |
3475187d FB |
3146 | |
3147 | #else | |
72a9747b BS |
3148 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
3149 | handling ? */ | |
3150 | void helper_save(void) | |
3151 | { | |
3152 | uint32_t cwp; | |
3153 | ||
1a14026e | 3154 | cwp = cpu_cwp_dec(env, env->cwp - 1); |
72a9747b BS |
3155 | if (env->cansave == 0) { |
3156 | raise_exception(TT_SPILL | (env->otherwin != 0 ? | |
3157 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3158 | ((env->wstate & 0x7) << 2))); | |
3159 | } else { | |
3160 | if (env->cleanwin - env->canrestore == 0) { | |
3161 | // XXX Clean windows without trap | |
3162 | raise_exception(TT_CLRWIN); | |
3163 | } else { | |
3164 | env->cansave--; | |
3165 | env->canrestore++; | |
3166 | set_cwp(cwp); | |
3167 | } | |
3168 | } | |
3169 | } | |
3170 | ||
3171 | void helper_restore(void) | |
3172 | { | |
3173 | uint32_t cwp; | |
3174 | ||
1a14026e | 3175 | cwp = cpu_cwp_inc(env, env->cwp + 1); |
72a9747b BS |
3176 | if (env->canrestore == 0) { |
3177 | raise_exception(TT_FILL | (env->otherwin != 0 ? | |
3178 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3179 | ((env->wstate & 0x7) << 2))); | |
3180 | } else { | |
3181 | env->cansave++; | |
3182 | env->canrestore--; | |
3183 | set_cwp(cwp); | |
3184 | } | |
3185 | } | |
3186 | ||
3187 | void helper_flushw(void) | |
3188 | { | |
1a14026e | 3189 | if (env->cansave != env->nwindows - 2) { |
72a9747b BS |
3190 | raise_exception(TT_SPILL | (env->otherwin != 0 ? |
3191 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3192 | ((env->wstate & 0x7) << 2))); | |
3193 | } | |
3194 | } | |
3195 | ||
3196 | void helper_saved(void) | |
3197 | { | |
3198 | env->cansave++; | |
3199 | if (env->otherwin == 0) | |
3200 | env->canrestore--; | |
3201 | else | |
3202 | env->otherwin--; | |
3203 | } | |
3204 | ||
3205 | void helper_restored(void) | |
3206 | { | |
3207 | env->canrestore++; | |
1a14026e | 3208 | if (env->cleanwin < env->nwindows - 1) |
72a9747b BS |
3209 | env->cleanwin++; |
3210 | if (env->otherwin == 0) | |
3211 | env->cansave--; | |
3212 | else | |
3213 | env->otherwin--; | |
3214 | } | |
3215 | ||
d35527d9 BS |
3216 | target_ulong helper_rdccr(void) |
3217 | { | |
3218 | return GET_CCR(env); | |
3219 | } | |
3220 | ||
3221 | void helper_wrccr(target_ulong new_ccr) | |
3222 | { | |
3223 | PUT_CCR(env, new_ccr); | |
3224 | } | |
3225 | ||
3226 | // CWP handling is reversed in V9, but we still use the V8 register | |
3227 | // order. | |
3228 | target_ulong helper_rdcwp(void) | |
3229 | { | |
3230 | return GET_CWP64(env); | |
3231 | } | |
3232 | ||
3233 | void helper_wrcwp(target_ulong new_cwp) | |
3234 | { | |
3235 | PUT_CWP64(env, new_cwp); | |
3236 | } | |
3475187d | 3237 | |
1f5063fb BS |
3238 | // This function uses non-native bit order |
3239 | #define GET_FIELD(X, FROM, TO) \ | |
3240 | ((X) >> (63 - (TO)) & ((1ULL << ((TO) - (FROM) + 1)) - 1)) | |
3241 | ||
3242 | // This function uses the order in the manuals, i.e. bit 0 is 2^0 | |
3243 | #define GET_FIELD_SP(X, FROM, TO) \ | |
3244 | GET_FIELD(X, 63 - (TO), 63 - (FROM)) | |
3245 | ||
3246 | target_ulong helper_array8(target_ulong pixel_addr, target_ulong cubesize) | |
3247 | { | |
3248 | return (GET_FIELD_SP(pixel_addr, 60, 63) << (17 + 2 * cubesize)) | | |
3249 | (GET_FIELD_SP(pixel_addr, 39, 39 + cubesize - 1) << (17 + cubesize)) | | |
3250 | (GET_FIELD_SP(pixel_addr, 17 + cubesize - 1, 17) << 17) | | |
3251 | (GET_FIELD_SP(pixel_addr, 56, 59) << 13) | | |
3252 | (GET_FIELD_SP(pixel_addr, 35, 38) << 9) | | |
3253 | (GET_FIELD_SP(pixel_addr, 13, 16) << 5) | | |
3254 | (((pixel_addr >> 55) & 1) << 4) | | |
3255 | (GET_FIELD_SP(pixel_addr, 33, 34) << 2) | | |
3256 | GET_FIELD_SP(pixel_addr, 11, 12); | |
3257 | } | |
3258 | ||
3259 | target_ulong helper_alignaddr(target_ulong addr, target_ulong offset) | |
3260 | { | |
3261 | uint64_t tmp; | |
3262 | ||
3263 | tmp = addr + offset; | |
3264 | env->gsr &= ~7ULL; | |
3265 | env->gsr |= tmp & 7ULL; | |
3266 | return tmp & ~7ULL; | |
3267 | } | |
3268 | ||
1a2fb1c0 | 3269 | target_ulong helper_popc(target_ulong val) |
3475187d | 3270 | { |
1a2fb1c0 | 3271 | return ctpop64(val); |
3475187d | 3272 | } |
83469015 FB |
3273 | |
3274 | static inline uint64_t *get_gregset(uint64_t pstate) | |
3275 | { | |
3276 | switch (pstate) { | |
3277 | default: | |
3278 | case 0: | |
0f8a249a | 3279 | return env->bgregs; |
83469015 | 3280 | case PS_AG: |
0f8a249a | 3281 | return env->agregs; |
83469015 | 3282 | case PS_MG: |
0f8a249a | 3283 | return env->mgregs; |
83469015 | 3284 | case PS_IG: |
0f8a249a | 3285 | return env->igregs; |
83469015 FB |
3286 | } |
3287 | } | |
3288 | ||
91736d37 | 3289 | static inline void change_pstate(uint64_t new_pstate) |
83469015 | 3290 | { |
8f1f22f6 | 3291 | uint64_t pstate_regs, new_pstate_regs; |
83469015 FB |
3292 | uint64_t *src, *dst; |
3293 | ||
5210977a IK |
3294 | if (env->def->features & CPU_FEATURE_GL) { |
3295 | // PS_AG is not implemented in this case | |
3296 | new_pstate &= ~PS_AG; | |
3297 | } | |
3298 | ||
83469015 FB |
3299 | pstate_regs = env->pstate & 0xc01; |
3300 | new_pstate_regs = new_pstate & 0xc01; | |
5210977a | 3301 | |
83469015 | 3302 | if (new_pstate_regs != pstate_regs) { |
0f8a249a BS |
3303 | // Switch global register bank |
3304 | src = get_gregset(new_pstate_regs); | |
3305 | dst = get_gregset(pstate_regs); | |
3306 | memcpy32(dst, env->gregs); | |
3307 | memcpy32(env->gregs, src); | |
83469015 FB |
3308 | } |
3309 | env->pstate = new_pstate; | |
3310 | } | |
3311 | ||
1a2fb1c0 | 3312 | void helper_wrpstate(target_ulong new_state) |
8f1f22f6 | 3313 | { |
5210977a | 3314 | change_pstate(new_state & 0xf3f); |
8f1f22f6 BS |
3315 | } |
3316 | ||
1a2fb1c0 | 3317 | void helper_done(void) |
83469015 | 3318 | { |
8194f35a IK |
3319 | trap_state* tsptr = cpu_tsptr(env); |
3320 | ||
3723cd09 | 3321 | env->pc = tsptr->tnpc; |
8194f35a IK |
3322 | env->npc = tsptr->tnpc + 4; |
3323 | PUT_CCR(env, tsptr->tstate >> 32); | |
3324 | env->asi = (tsptr->tstate >> 24) & 0xff; | |
3325 | change_pstate((tsptr->tstate >> 8) & 0xf3f); | |
3326 | PUT_CWP64(env, tsptr->tstate & 0xff); | |
e6bf7d70 | 3327 | env->tl--; |
83469015 FB |
3328 | } |
3329 | ||
1a2fb1c0 | 3330 | void helper_retry(void) |
83469015 | 3331 | { |
8194f35a IK |
3332 | trap_state* tsptr = cpu_tsptr(env); |
3333 | ||
3334 | env->pc = tsptr->tpc; | |
3335 | env->npc = tsptr->tnpc; | |
3336 | PUT_CCR(env, tsptr->tstate >> 32); | |
3337 | env->asi = (tsptr->tstate >> 24) & 0xff; | |
3338 | change_pstate((tsptr->tstate >> 8) & 0xf3f); | |
3339 | PUT_CWP64(env, tsptr->tstate & 0xff); | |
e6bf7d70 | 3340 | env->tl--; |
83469015 | 3341 | } |
9d926598 BS |
3342 | |
3343 | void helper_set_softint(uint64_t value) | |
3344 | { | |
3345 | env->softint |= (uint32_t)value; | |
3346 | } | |
3347 | ||
3348 | void helper_clear_softint(uint64_t value) | |
3349 | { | |
3350 | env->softint &= (uint32_t)~value; | |
3351 | } | |
3352 | ||
3353 | void helper_write_softint(uint64_t value) | |
3354 | { | |
3355 | env->softint = (uint32_t)value; | |
3356 | } | |
3475187d | 3357 | #endif |
ee5bbe38 | 3358 | |
91736d37 | 3359 | void helper_flush(target_ulong addr) |
ee5bbe38 | 3360 | { |
91736d37 BS |
3361 | addr &= ~7; |
3362 | tb_invalidate_page_range(addr, addr + 8); | |
ee5bbe38 FB |
3363 | } |
3364 | ||
91736d37 BS |
3365 | #ifdef TARGET_SPARC64 |
3366 | #ifdef DEBUG_PCALL | |
3367 | static const char * const excp_names[0x80] = { | |
3368 | [TT_TFAULT] = "Instruction Access Fault", | |
3369 | [TT_TMISS] = "Instruction Access MMU Miss", | |
3370 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
3371 | [TT_ILL_INSN] = "Illegal Instruction", | |
3372 | [TT_PRIV_INSN] = "Privileged Instruction", | |
3373 | [TT_NFPU_INSN] = "FPU Disabled", | |
3374 | [TT_FP_EXCP] = "FPU Exception", | |
3375 | [TT_TOVF] = "Tag Overflow", | |
3376 | [TT_CLRWIN] = "Clean Windows", | |
3377 | [TT_DIV_ZERO] = "Division By Zero", | |
3378 | [TT_DFAULT] = "Data Access Fault", | |
3379 | [TT_DMISS] = "Data Access MMU Miss", | |
3380 | [TT_DATA_ACCESS] = "Data Access Error", | |
3381 | [TT_DPROT] = "Data Protection Error", | |
3382 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
3383 | [TT_PRIV_ACT] = "Privileged Action", | |
3384 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
3385 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
3386 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
3387 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
3388 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
3389 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
3390 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
3391 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
3392 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
3393 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
3394 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
3395 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
3396 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
3397 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
3398 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
3399 | }; | |
3400 | #endif | |
3401 | ||
8194f35a IK |
3402 | trap_state* cpu_tsptr(CPUState* env) |
3403 | { | |
3404 | return &env->ts[env->tl & MAXTL_MASK]; | |
3405 | } | |
3406 | ||
91736d37 BS |
3407 | void do_interrupt(CPUState *env) |
3408 | { | |
3409 | int intno = env->exception_index; | |
8194f35a | 3410 | trap_state* tsptr; |
91736d37 BS |
3411 | |
3412 | #ifdef DEBUG_PCALL | |
8fec2b8c | 3413 | if (qemu_loglevel_mask(CPU_LOG_INT)) { |
91736d37 BS |
3414 | static int count; |
3415 | const char *name; | |
3416 | ||
3417 | if (intno < 0 || intno >= 0x180) | |
3418 | name = "Unknown"; | |
3419 | else if (intno >= 0x100) | |
3420 | name = "Trap Instruction"; | |
3421 | else if (intno >= 0xc0) | |
3422 | name = "Window Fill"; | |
3423 | else if (intno >= 0x80) | |
3424 | name = "Window Spill"; | |
3425 | else { | |
3426 | name = excp_names[intno]; | |
3427 | if (!name) | |
3428 | name = "Unknown"; | |
3429 | } | |
3430 | ||
93fcfe39 | 3431 | qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64 |
91736d37 BS |
3432 | " SP=%016" PRIx64 "\n", |
3433 | count, name, intno, | |
3434 | env->pc, | |
3435 | env->npc, env->regwptr[6]); | |
93fcfe39 | 3436 | log_cpu_state(env, 0); |
91736d37 BS |
3437 | #if 0 |
3438 | { | |
3439 | int i; | |
3440 | uint8_t *ptr; | |
3441 | ||
93fcfe39 | 3442 | qemu_log(" code="); |
91736d37 BS |
3443 | ptr = (uint8_t *)env->pc; |
3444 | for(i = 0; i < 16; i++) { | |
93fcfe39 | 3445 | qemu_log(" %02x", ldub(ptr + i)); |
91736d37 | 3446 | } |
93fcfe39 | 3447 | qemu_log("\n"); |
91736d37 BS |
3448 | } |
3449 | #endif | |
3450 | count++; | |
3451 | } | |
3452 | #endif | |
3453 | #if !defined(CONFIG_USER_ONLY) | |
3454 | if (env->tl >= env->maxtl) { | |
3455 | cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d)," | |
3456 | " Error state", env->exception_index, env->tl, env->maxtl); | |
3457 | return; | |
3458 | } | |
3459 | #endif | |
3460 | if (env->tl < env->maxtl - 1) { | |
3461 | env->tl++; | |
3462 | } else { | |
3463 | env->pstate |= PS_RED; | |
3464 | if (env->tl < env->maxtl) | |
3465 | env->tl++; | |
3466 | } | |
8194f35a IK |
3467 | tsptr = cpu_tsptr(env); |
3468 | ||
3469 | tsptr->tstate = ((uint64_t)GET_CCR(env) << 32) | | |
91736d37 BS |
3470 | ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) | |
3471 | GET_CWP64(env); | |
8194f35a IK |
3472 | tsptr->tpc = env->pc; |
3473 | tsptr->tnpc = env->npc; | |
3474 | tsptr->tt = intno; | |
5210977a IK |
3475 | |
3476 | switch (intno) { | |
3477 | case TT_IVEC: | |
3478 | change_pstate(PS_PEF | PS_PRIV | PS_IG); | |
3479 | break; | |
3480 | case TT_TFAULT: | |
3481 | case TT_TMISS: | |
3482 | case TT_DFAULT: | |
3483 | case TT_DMISS: | |
3484 | case TT_DPROT: | |
3485 | change_pstate(PS_PEF | PS_PRIV | PS_MG); | |
3486 | break; | |
3487 | default: | |
3488 | change_pstate(PS_PEF | PS_PRIV | PS_AG); | |
3489 | break; | |
91736d37 | 3490 | } |
5210977a | 3491 | |
91736d37 BS |
3492 | if (intno == TT_CLRWIN) |
3493 | cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1)); | |
3494 | else if ((intno & 0x1c0) == TT_SPILL) | |
3495 | cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2)); | |
3496 | else if ((intno & 0x1c0) == TT_FILL) | |
3497 | cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1)); | |
3498 | env->tbr &= ~0x7fffULL; | |
3499 | env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); | |
3500 | env->pc = env->tbr; | |
3501 | env->npc = env->pc + 4; | |
3502 | env->exception_index = 0; | |
ee5bbe38 | 3503 | } |
91736d37 BS |
3504 | #else |
3505 | #ifdef DEBUG_PCALL | |
3506 | static const char * const excp_names[0x80] = { | |
3507 | [TT_TFAULT] = "Instruction Access Fault", | |
3508 | [TT_ILL_INSN] = "Illegal Instruction", | |
3509 | [TT_PRIV_INSN] = "Privileged Instruction", | |
3510 | [TT_NFPU_INSN] = "FPU Disabled", | |
3511 | [TT_WIN_OVF] = "Window Overflow", | |
3512 | [TT_WIN_UNF] = "Window Underflow", | |
3513 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
3514 | [TT_FP_EXCP] = "FPU Exception", | |
3515 | [TT_DFAULT] = "Data Access Fault", | |
3516 | [TT_TOVF] = "Tag Overflow", | |
3517 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
3518 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
3519 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
3520 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
3521 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
3522 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
3523 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
3524 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
3525 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
3526 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
3527 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
3528 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
3529 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
3530 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
3531 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
3532 | [TT_TOVF] = "Tag Overflow", | |
3533 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
3534 | [TT_DATA_ACCESS] = "Data Access Error", | |
3535 | [TT_DIV_ZERO] = "Division By Zero", | |
3536 | [TT_NCP_INSN] = "Coprocessor Disabled", | |
3537 | }; | |
3538 | #endif | |
ee5bbe38 | 3539 | |
91736d37 | 3540 | void do_interrupt(CPUState *env) |
ee5bbe38 | 3541 | { |
91736d37 BS |
3542 | int cwp, intno = env->exception_index; |
3543 | ||
3544 | #ifdef DEBUG_PCALL | |
8fec2b8c | 3545 | if (qemu_loglevel_mask(CPU_LOG_INT)) { |
91736d37 BS |
3546 | static int count; |
3547 | const char *name; | |
3548 | ||
3549 | if (intno < 0 || intno >= 0x100) | |
3550 | name = "Unknown"; | |
3551 | else if (intno >= 0x80) | |
3552 | name = "Trap Instruction"; | |
3553 | else { | |
3554 | name = excp_names[intno]; | |
3555 | if (!name) | |
3556 | name = "Unknown"; | |
3557 | } | |
3558 | ||
93fcfe39 | 3559 | qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n", |
91736d37 BS |
3560 | count, name, intno, |
3561 | env->pc, | |
3562 | env->npc, env->regwptr[6]); | |
93fcfe39 | 3563 | log_cpu_state(env, 0); |
91736d37 BS |
3564 | #if 0 |
3565 | { | |
3566 | int i; | |
3567 | uint8_t *ptr; | |
3568 | ||
93fcfe39 | 3569 | qemu_log(" code="); |
91736d37 BS |
3570 | ptr = (uint8_t *)env->pc; |
3571 | for(i = 0; i < 16; i++) { | |
93fcfe39 | 3572 | qemu_log(" %02x", ldub(ptr + i)); |
91736d37 | 3573 | } |
93fcfe39 | 3574 | qemu_log("\n"); |
91736d37 BS |
3575 | } |
3576 | #endif | |
3577 | count++; | |
3578 | } | |
3579 | #endif | |
3580 | #if !defined(CONFIG_USER_ONLY) | |
3581 | if (env->psret == 0) { | |
3582 | cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", | |
3583 | env->exception_index); | |
3584 | return; | |
3585 | } | |
3586 | #endif | |
3587 | env->psret = 0; | |
3588 | cwp = cpu_cwp_dec(env, env->cwp - 1); | |
3589 | cpu_set_cwp(env, cwp); | |
3590 | env->regwptr[9] = env->pc; | |
3591 | env->regwptr[10] = env->npc; | |
3592 | env->psrps = env->psrs; | |
3593 | env->psrs = 1; | |
3594 | env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); | |
3595 | env->pc = env->tbr; | |
3596 | env->npc = env->pc + 4; | |
3597 | env->exception_index = 0; | |
ee5bbe38 | 3598 | } |
91736d37 | 3599 | #endif |
ee5bbe38 | 3600 | |
5fafdf24 | 3601 | #if !defined(CONFIG_USER_ONLY) |
ee5bbe38 | 3602 | |
d2889a3e BS |
3603 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
3604 | void *retaddr); | |
3605 | ||
ee5bbe38 | 3606 | #define MMUSUFFIX _mmu |
d2889a3e | 3607 | #define ALIGNED_ONLY |
ee5bbe38 FB |
3608 | |
3609 | #define SHIFT 0 | |
3610 | #include "softmmu_template.h" | |
3611 | ||
3612 | #define SHIFT 1 | |
3613 | #include "softmmu_template.h" | |
3614 | ||
3615 | #define SHIFT 2 | |
3616 | #include "softmmu_template.h" | |
3617 | ||
3618 | #define SHIFT 3 | |
3619 | #include "softmmu_template.h" | |
3620 | ||
c2bc0e38 BS |
3621 | /* XXX: make it generic ? */ |
3622 | static void cpu_restore_state2(void *retaddr) | |
3623 | { | |
3624 | TranslationBlock *tb; | |
3625 | unsigned long pc; | |
3626 | ||
3627 | if (retaddr) { | |
3628 | /* now we have a real cpu fault */ | |
3629 | pc = (unsigned long)retaddr; | |
3630 | tb = tb_find_pc(pc); | |
3631 | if (tb) { | |
3632 | /* the PC is inside the translated code. It means that we have | |
3633 | a virtual CPU fault */ | |
3634 | cpu_restore_state(tb, env, pc, (void *)(long)env->cond); | |
3635 | } | |
3636 | } | |
3637 | } | |
3638 | ||
d2889a3e BS |
3639 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
3640 | void *retaddr) | |
3641 | { | |
94554550 | 3642 | #ifdef DEBUG_UNALIGNED |
c2bc0e38 BS |
3643 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx |
3644 | "\n", addr, env->pc); | |
94554550 | 3645 | #endif |
c2bc0e38 | 3646 | cpu_restore_state2(retaddr); |
94554550 | 3647 | raise_exception(TT_UNALIGNED); |
d2889a3e | 3648 | } |
ee5bbe38 FB |
3649 | |
3650 | /* try to fill the TLB and return an exception if error. If retaddr is | |
3651 | NULL, it means that the function was called in C code (i.e. not | |
3652 | from generated code or from helper.c) */ | |
3653 | /* XXX: fix it to restore all registers */ | |
6ebbf390 | 3654 | void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
ee5bbe38 | 3655 | { |
ee5bbe38 | 3656 | int ret; |
ee5bbe38 FB |
3657 | CPUState *saved_env; |
3658 | ||
3659 | /* XXX: hack to restore env in all cases, even if not called from | |
3660 | generated code */ | |
3661 | saved_env = env; | |
3662 | env = cpu_single_env; | |
3663 | ||
6ebbf390 | 3664 | ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1); |
ee5bbe38 | 3665 | if (ret) { |
c2bc0e38 | 3666 | cpu_restore_state2(retaddr); |
ee5bbe38 FB |
3667 | cpu_loop_exit(); |
3668 | } | |
3669 | env = saved_env; | |
3670 | } | |
3671 | ||
3672 | #endif | |
6c36d3fa BS |
3673 | |
3674 | #ifndef TARGET_SPARC64 | |
c227f099 | 3675 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 3676 | int is_asi, int size) |
6c36d3fa BS |
3677 | { |
3678 | CPUState *saved_env; | |
3679 | ||
3680 | /* XXX: hack to restore env in all cases, even if not called from | |
3681 | generated code */ | |
3682 | saved_env = env; | |
3683 | env = cpu_single_env; | |
8543e2cf BS |
3684 | #ifdef DEBUG_UNASSIGNED |
3685 | if (is_asi) | |
e18231a3 | 3686 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
77f193da | 3687 | " asi 0x%02x from " TARGET_FMT_lx "\n", |
e18231a3 BS |
3688 | is_exec ? "exec" : is_write ? "write" : "read", size, |
3689 | size == 1 ? "" : "s", addr, is_asi, env->pc); | |
8543e2cf | 3690 | else |
e18231a3 BS |
3691 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
3692 | " from " TARGET_FMT_lx "\n", | |
3693 | is_exec ? "exec" : is_write ? "write" : "read", size, | |
3694 | size == 1 ? "" : "s", addr, env->pc); | |
8543e2cf | 3695 | #endif |
6c36d3fa | 3696 | if (env->mmuregs[3]) /* Fault status register */ |
0f8a249a | 3697 | env->mmuregs[3] = 1; /* overflow (not read before another fault) */ |
6c36d3fa BS |
3698 | if (is_asi) |
3699 | env->mmuregs[3] |= 1 << 16; | |
3700 | if (env->psrs) | |
3701 | env->mmuregs[3] |= 1 << 5; | |
3702 | if (is_exec) | |
3703 | env->mmuregs[3] |= 1 << 6; | |
3704 | if (is_write) | |
3705 | env->mmuregs[3] |= 1 << 7; | |
3706 | env->mmuregs[3] |= (5 << 2) | 2; | |
3707 | env->mmuregs[4] = addr; /* Fault address register */ | |
3708 | if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) { | |
1b2e93c1 BS |
3709 | if (is_exec) |
3710 | raise_exception(TT_CODE_ACCESS); | |
3711 | else | |
3712 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
3713 | } |
3714 | env = saved_env; | |
3715 | } | |
3716 | #else | |
c227f099 | 3717 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 3718 | int is_asi, int size) |
6c36d3fa BS |
3719 | { |
3720 | #ifdef DEBUG_UNASSIGNED | |
3721 | CPUState *saved_env; | |
3722 | ||
3723 | /* XXX: hack to restore env in all cases, even if not called from | |
3724 | generated code */ | |
3725 | saved_env = env; | |
3726 | env = cpu_single_env; | |
77f193da BS |
3727 | printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx |
3728 | "\n", addr, env->pc); | |
6c36d3fa BS |
3729 | env = saved_env; |
3730 | #endif | |
1b2e93c1 BS |
3731 | if (is_exec) |
3732 | raise_exception(TT_CODE_ACCESS); | |
3733 | else | |
3734 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
3735 | } |
3736 | #endif | |
20c9f095 | 3737 | |
f4b1a842 BS |
3738 | #ifdef TARGET_SPARC64 |
3739 | void helper_tick_set_count(void *opaque, uint64_t count) | |
3740 | { | |
3741 | #if !defined(CONFIG_USER_ONLY) | |
3742 | cpu_tick_set_count(opaque, count); | |
3743 | #endif | |
3744 | } | |
3745 | ||
3746 | uint64_t helper_tick_get_count(void *opaque) | |
3747 | { | |
3748 | #if !defined(CONFIG_USER_ONLY) | |
3749 | return cpu_tick_get_count(opaque); | |
3750 | #else | |
3751 | return 0; | |
3752 | #endif | |
3753 | } | |
3754 | ||
3755 | void helper_tick_set_limit(void *opaque, uint64_t limit) | |
3756 | { | |
3757 | #if !defined(CONFIG_USER_ONLY) | |
3758 | cpu_tick_set_limit(opaque, limit); | |
3759 | #endif | |
3760 | } | |
3761 | #endif |