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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" |
e8af50a3 | 4 | |
e80cfcfc | 5 | //#define DEBUG_MMU |
952a328f | 6 | //#define DEBUG_MXCC |
94554550 | 7 | //#define DEBUG_UNALIGNED |
6c36d3fa | 8 | //#define DEBUG_UNASSIGNED |
8543e2cf | 9 | //#define DEBUG_ASI |
d81fd722 | 10 | //#define DEBUG_PCALL |
7e8695ed | 11 | //#define DEBUG_PSTATE |
e80cfcfc | 12 | |
952a328f | 13 | #ifdef DEBUG_MMU |
001faf32 BS |
14 | #define DPRINTF_MMU(fmt, ...) \ |
15 | do { printf("MMU: " fmt , ## __VA_ARGS__); } while (0) | |
952a328f | 16 | #else |
001faf32 | 17 | #define DPRINTF_MMU(fmt, ...) do {} while (0) |
952a328f BS |
18 | #endif |
19 | ||
20 | #ifdef DEBUG_MXCC | |
001faf32 BS |
21 | #define DPRINTF_MXCC(fmt, ...) \ |
22 | do { printf("MXCC: " fmt , ## __VA_ARGS__); } while (0) | |
952a328f | 23 | #else |
001faf32 | 24 | #define DPRINTF_MXCC(fmt, ...) do {} while (0) |
952a328f BS |
25 | #endif |
26 | ||
8543e2cf | 27 | #ifdef DEBUG_ASI |
001faf32 BS |
28 | #define DPRINTF_ASI(fmt, ...) \ |
29 | do { printf("ASI: " fmt , ## __VA_ARGS__); } while (0) | |
8543e2cf BS |
30 | #endif |
31 | ||
7e8695ed IK |
32 | #ifdef DEBUG_PSTATE |
33 | #define DPRINTF_PSTATE(fmt, ...) \ | |
34 | do { printf("PSTATE: " fmt , ## __VA_ARGS__); } while (0) | |
35 | #else | |
36 | #define DPRINTF_PSTATE(fmt, ...) do {} while (0) | |
37 | #endif | |
38 | ||
2cade6a3 BS |
39 | #ifdef TARGET_SPARC64 |
40 | #ifndef TARGET_ABI32 | |
41 | #define AM_CHECK(env1) ((env1)->pstate & PS_AM) | |
c2bc0e38 | 42 | #else |
2cade6a3 BS |
43 | #define AM_CHECK(env1) (1) |
44 | #endif | |
c2bc0e38 BS |
45 | #endif |
46 | ||
21ffd181 BS |
47 | #define DT0 (env->dt0) |
48 | #define DT1 (env->dt1) | |
49 | #define QT0 (env->qt0) | |
50 | #define QT1 (env->qt1) | |
51 | ||
3c7b48b7 PB |
52 | #if defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64) |
53 | static void do_unassigned_access(target_ulong addr, int is_write, int is_exec, | |
54 | int is_asi, int size); | |
55 | #endif | |
56 | ||
9c22a623 | 57 | #if defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) |
697a77e6 IK |
58 | // Calculates TSB pointer value for fault page size 8k or 64k |
59 | static uint64_t ultrasparc_tsb_pointer(uint64_t tsb_register, | |
60 | uint64_t tag_access_register, | |
61 | int page_size) | |
62 | { | |
63 | uint64_t tsb_base = tsb_register & ~0x1fffULL; | |
6e8e7d4c IK |
64 | int tsb_split = (tsb_register & 0x1000ULL) ? 1 : 0; |
65 | int tsb_size = tsb_register & 0xf; | |
697a77e6 IK |
66 | |
67 | // discard lower 13 bits which hold tag access context | |
68 | uint64_t tag_access_va = tag_access_register & ~0x1fffULL; | |
69 | ||
70 | // now reorder bits | |
71 | uint64_t tsb_base_mask = ~0x1fffULL; | |
72 | uint64_t va = tag_access_va; | |
73 | ||
74 | // move va bits to correct position | |
75 | if (page_size == 8*1024) { | |
76 | va >>= 9; | |
77 | } else if (page_size == 64*1024) { | |
78 | va >>= 12; | |
79 | } | |
80 | ||
81 | if (tsb_size) { | |
82 | tsb_base_mask <<= tsb_size; | |
83 | } | |
84 | ||
85 | // calculate tsb_base mask and adjust va if split is in use | |
86 | if (tsb_split) { | |
87 | if (page_size == 8*1024) { | |
88 | va &= ~(1ULL << (13 + tsb_size)); | |
89 | } else if (page_size == 64*1024) { | |
90 | va |= (1ULL << (13 + tsb_size)); | |
91 | } | |
92 | tsb_base_mask <<= 1; | |
93 | } | |
94 | ||
95 | return ((tsb_base & tsb_base_mask) | (va & ~tsb_base_mask)) & ~0xfULL; | |
96 | } | |
97 | ||
98 | // Calculates tag target register value by reordering bits | |
99 | // in tag access register | |
100 | static uint64_t ultrasparc_tag_target(uint64_t tag_access_register) | |
101 | { | |
102 | return ((tag_access_register & 0x1fff) << 48) | (tag_access_register >> 22); | |
103 | } | |
104 | ||
f707726e IK |
105 | static void replace_tlb_entry(SparcTLBEntry *tlb, |
106 | uint64_t tlb_tag, uint64_t tlb_tte, | |
107 | CPUState *env1) | |
6e8e7d4c IK |
108 | { |
109 | target_ulong mask, size, va, offset; | |
110 | ||
111 | // flush page range if translation is valid | |
f707726e | 112 | if (TTE_IS_VALID(tlb->tte)) { |
6e8e7d4c IK |
113 | |
114 | mask = 0xffffffffffffe000ULL; | |
115 | mask <<= 3 * ((tlb->tte >> 61) & 3); | |
116 | size = ~mask + 1; | |
117 | ||
118 | va = tlb->tag & mask; | |
119 | ||
120 | for (offset = 0; offset < size; offset += TARGET_PAGE_SIZE) { | |
121 | tlb_flush_page(env1, va + offset); | |
122 | } | |
123 | } | |
124 | ||
125 | tlb->tag = tlb_tag; | |
126 | tlb->tte = tlb_tte; | |
127 | } | |
128 | ||
129 | static void demap_tlb(SparcTLBEntry *tlb, target_ulong demap_addr, | |
f707726e | 130 | const char* strmmu, CPUState *env1) |
6e8e7d4c IK |
131 | { |
132 | unsigned int i; | |
133 | target_ulong mask; | |
299b520c IK |
134 | uint64_t context; |
135 | ||
136 | int is_demap_context = (demap_addr >> 6) & 1; | |
137 | ||
138 | // demap context | |
139 | switch ((demap_addr >> 4) & 3) { | |
140 | case 0: // primary | |
141 | context = env1->dmmu.mmu_primary_context; | |
142 | break; | |
143 | case 1: // secondary | |
144 | context = env1->dmmu.mmu_secondary_context; | |
145 | break; | |
146 | case 2: // nucleus | |
147 | context = 0; | |
148 | break; | |
149 | case 3: // reserved | |
150 | default: | |
151 | return; | |
152 | } | |
6e8e7d4c IK |
153 | |
154 | for (i = 0; i < 64; i++) { | |
f707726e | 155 | if (TTE_IS_VALID(tlb[i].tte)) { |
6e8e7d4c | 156 | |
299b520c IK |
157 | if (is_demap_context) { |
158 | // will remove non-global entries matching context value | |
159 | if (TTE_IS_GLOBAL(tlb[i].tte) || | |
160 | !tlb_compare_context(&tlb[i], context)) { | |
161 | continue; | |
162 | } | |
163 | } else { | |
164 | // demap page | |
165 | // will remove any entry matching VA | |
166 | mask = 0xffffffffffffe000ULL; | |
167 | mask <<= 3 * ((tlb[i].tte >> 61) & 3); | |
168 | ||
169 | if (!compare_masked(demap_addr, tlb[i].tag, mask)) { | |
170 | continue; | |
171 | } | |
172 | ||
173 | // entry should be global or matching context value | |
174 | if (!TTE_IS_GLOBAL(tlb[i].tte) && | |
175 | !tlb_compare_context(&tlb[i], context)) { | |
176 | continue; | |
177 | } | |
178 | } | |
6e8e7d4c | 179 | |
299b520c | 180 | replace_tlb_entry(&tlb[i], 0, 0, env1); |
6e8e7d4c | 181 | #ifdef DEBUG_MMU |
299b520c IK |
182 | DPRINTF_MMU("%s demap invalidated entry [%02u]\n", strmmu, i); |
183 | dump_mmu(env1); | |
6e8e7d4c | 184 | #endif |
6e8e7d4c IK |
185 | } |
186 | } | |
6e8e7d4c IK |
187 | } |
188 | ||
f707726e IK |
189 | static void replace_tlb_1bit_lru(SparcTLBEntry *tlb, |
190 | uint64_t tlb_tag, uint64_t tlb_tte, | |
191 | const char* strmmu, CPUState *env1) | |
192 | { | |
193 | unsigned int i, replace_used; | |
194 | ||
195 | // Try replacing invalid entry | |
196 | for (i = 0; i < 64; i++) { | |
197 | if (!TTE_IS_VALID(tlb[i].tte)) { | |
198 | replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1); | |
199 | #ifdef DEBUG_MMU | |
200 | DPRINTF_MMU("%s lru replaced invalid entry [%i]\n", strmmu, i); | |
201 | dump_mmu(env1); | |
202 | #endif | |
203 | return; | |
204 | } | |
205 | } | |
206 | ||
207 | // All entries are valid, try replacing unlocked entry | |
208 | ||
209 | for (replace_used = 0; replace_used < 2; ++replace_used) { | |
210 | ||
211 | // Used entries are not replaced on first pass | |
212 | ||
213 | for (i = 0; i < 64; i++) { | |
214 | if (!TTE_IS_LOCKED(tlb[i].tte) && !TTE_IS_USED(tlb[i].tte)) { | |
215 | ||
216 | replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1); | |
217 | #ifdef DEBUG_MMU | |
218 | DPRINTF_MMU("%s lru replaced unlocked %s entry [%i]\n", | |
219 | strmmu, (replace_used?"used":"unused"), i); | |
220 | dump_mmu(env1); | |
221 | #endif | |
222 | return; | |
223 | } | |
224 | } | |
225 | ||
226 | // Now reset used bit and search for unused entries again | |
227 | ||
228 | for (i = 0; i < 64; i++) { | |
229 | TTE_SET_UNUSED(tlb[i].tte); | |
230 | } | |
231 | } | |
232 | ||
233 | #ifdef DEBUG_MMU | |
234 | DPRINTF_MMU("%s lru replacement failed: no entries available\n", strmmu); | |
235 | #endif | |
236 | // error state? | |
237 | } | |
238 | ||
697a77e6 IK |
239 | #endif |
240 | ||
41db525e | 241 | static inline target_ulong address_mask(CPUState *env1, target_ulong addr) |
2cade6a3 BS |
242 | { |
243 | #ifdef TARGET_SPARC64 | |
244 | if (AM_CHECK(env1)) | |
41db525e | 245 | addr &= 0xffffffffULL; |
2cade6a3 | 246 | #endif |
41db525e | 247 | return addr; |
2cade6a3 BS |
248 | } |
249 | ||
f4a5a5ba | 250 | static void raise_exception(int tt) |
9d893301 FB |
251 | { |
252 | env->exception_index = tt; | |
253 | cpu_loop_exit(); | |
3b46e624 | 254 | } |
9d893301 | 255 | |
a7812ae4 PB |
256 | void HELPER(raise_exception)(int tt) |
257 | { | |
258 | raise_exception(tt); | |
259 | } | |
260 | ||
2b29924f BS |
261 | void helper_check_align(target_ulong addr, uint32_t align) |
262 | { | |
c2bc0e38 BS |
263 | if (addr & align) { |
264 | #ifdef DEBUG_UNALIGNED | |
265 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx | |
266 | "\n", addr, env->pc); | |
267 | #endif | |
2b29924f | 268 | raise_exception(TT_UNALIGNED); |
c2bc0e38 | 269 | } |
2b29924f BS |
270 | } |
271 | ||
44e7757c BS |
272 | #define F_HELPER(name, p) void helper_f##name##p(void) |
273 | ||
44e7757c | 274 | #define F_BINOP(name) \ |
714547bb | 275 | float32 helper_f ## name ## s (float32 src1, float32 src2) \ |
44e7757c | 276 | { \ |
714547bb | 277 | return float32_ ## name (src1, src2, &env->fp_status); \ |
44e7757c BS |
278 | } \ |
279 | F_HELPER(name, d) \ | |
280 | { \ | |
281 | DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \ | |
4e14008f BS |
282 | } \ |
283 | F_HELPER(name, q) \ | |
284 | { \ | |
285 | QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \ | |
44e7757c | 286 | } |
44e7757c BS |
287 | |
288 | F_BINOP(add); | |
289 | F_BINOP(sub); | |
290 | F_BINOP(mul); | |
291 | F_BINOP(div); | |
292 | #undef F_BINOP | |
293 | ||
d84763bc | 294 | void helper_fsmuld(float32 src1, float32 src2) |
1a2fb1c0 | 295 | { |
d84763bc BS |
296 | DT0 = float64_mul(float32_to_float64(src1, &env->fp_status), |
297 | float32_to_float64(src2, &env->fp_status), | |
44e7757c BS |
298 | &env->fp_status); |
299 | } | |
1a2fb1c0 | 300 | |
4e14008f BS |
301 | void helper_fdmulq(void) |
302 | { | |
303 | QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status), | |
304 | float64_to_float128(DT1, &env->fp_status), | |
305 | &env->fp_status); | |
306 | } | |
4e14008f | 307 | |
714547bb | 308 | float32 helper_fnegs(float32 src) |
44e7757c | 309 | { |
714547bb | 310 | return float32_chs(src); |
417454b0 BS |
311 | } |
312 | ||
44e7757c BS |
313 | #ifdef TARGET_SPARC64 |
314 | F_HELPER(neg, d) | |
7e8c2b6c | 315 | { |
44e7757c | 316 | DT0 = float64_chs(DT1); |
7e8c2b6c | 317 | } |
4e14008f | 318 | |
4e14008f BS |
319 | F_HELPER(neg, q) |
320 | { | |
321 | QT0 = float128_chs(QT1); | |
322 | } | |
323 | #endif | |
44e7757c BS |
324 | |
325 | /* Integer to float conversion. */ | |
714547bb | 326 | float32 helper_fitos(int32_t src) |
a0c4cb4a | 327 | { |
714547bb | 328 | return int32_to_float32(src, &env->fp_status); |
a0c4cb4a FB |
329 | } |
330 | ||
d84763bc | 331 | void helper_fitod(int32_t src) |
a0c4cb4a | 332 | { |
d84763bc | 333 | DT0 = int32_to_float64(src, &env->fp_status); |
a0c4cb4a | 334 | } |
9c2b428e | 335 | |
c5d04e99 | 336 | void helper_fitoq(int32_t src) |
4e14008f | 337 | { |
c5d04e99 | 338 | QT0 = int32_to_float128(src, &env->fp_status); |
4e14008f | 339 | } |
4e14008f | 340 | |
1e64e78d | 341 | #ifdef TARGET_SPARC64 |
d84763bc | 342 | float32 helper_fxtos(void) |
1e64e78d | 343 | { |
d84763bc | 344 | return int64_to_float32(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d BS |
345 | } |
346 | ||
44e7757c | 347 | F_HELPER(xto, d) |
1e64e78d | 348 | { |
1e64e78d | 349 | DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status); |
1e64e78d | 350 | } |
64a88d5d | 351 | |
4e14008f BS |
352 | F_HELPER(xto, q) |
353 | { | |
354 | QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status); | |
355 | } | |
356 | #endif | |
44e7757c BS |
357 | #undef F_HELPER |
358 | ||
359 | /* floating point conversion */ | |
d84763bc | 360 | float32 helper_fdtos(void) |
44e7757c | 361 | { |
d84763bc | 362 | return float64_to_float32(DT1, &env->fp_status); |
44e7757c BS |
363 | } |
364 | ||
d84763bc | 365 | void helper_fstod(float32 src) |
44e7757c | 366 | { |
d84763bc | 367 | DT0 = float32_to_float64(src, &env->fp_status); |
44e7757c | 368 | } |
9c2b428e | 369 | |
c5d04e99 | 370 | float32 helper_fqtos(void) |
4e14008f | 371 | { |
c5d04e99 | 372 | return float128_to_float32(QT1, &env->fp_status); |
4e14008f BS |
373 | } |
374 | ||
c5d04e99 | 375 | void helper_fstoq(float32 src) |
4e14008f | 376 | { |
c5d04e99 | 377 | QT0 = float32_to_float128(src, &env->fp_status); |
4e14008f BS |
378 | } |
379 | ||
380 | void helper_fqtod(void) | |
381 | { | |
382 | DT0 = float128_to_float64(QT1, &env->fp_status); | |
383 | } | |
384 | ||
385 | void helper_fdtoq(void) | |
386 | { | |
387 | QT0 = float64_to_float128(DT1, &env->fp_status); | |
388 | } | |
4e14008f | 389 | |
44e7757c | 390 | /* Float to integer conversion. */ |
714547bb | 391 | int32_t helper_fstoi(float32 src) |
44e7757c | 392 | { |
714547bb | 393 | return float32_to_int32_round_to_zero(src, &env->fp_status); |
44e7757c BS |
394 | } |
395 | ||
d84763bc | 396 | int32_t helper_fdtoi(void) |
44e7757c | 397 | { |
d84763bc | 398 | return float64_to_int32_round_to_zero(DT1, &env->fp_status); |
44e7757c BS |
399 | } |
400 | ||
c5d04e99 | 401 | int32_t helper_fqtoi(void) |
4e14008f | 402 | { |
c5d04e99 | 403 | return float128_to_int32_round_to_zero(QT1, &env->fp_status); |
4e14008f | 404 | } |
4e14008f | 405 | |
44e7757c | 406 | #ifdef TARGET_SPARC64 |
d84763bc | 407 | void helper_fstox(float32 src) |
44e7757c | 408 | { |
d84763bc | 409 | *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status); |
44e7757c BS |
410 | } |
411 | ||
412 | void helper_fdtox(void) | |
413 | { | |
414 | *((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status); | |
415 | } | |
416 | ||
4e14008f BS |
417 | void helper_fqtox(void) |
418 | { | |
419 | *((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status); | |
420 | } | |
4e14008f | 421 | |
44e7757c BS |
422 | void helper_faligndata(void) |
423 | { | |
424 | uint64_t tmp; | |
425 | ||
426 | tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8); | |
06057e6f BS |
427 | /* on many architectures a shift of 64 does nothing */ |
428 | if ((env->gsr & 7) != 0) { | |
429 | tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8); | |
430 | } | |
44e7757c BS |
431 | *((uint64_t *)&DT0) = tmp; |
432 | } | |
433 | ||
e2542fe2 | 434 | #ifdef HOST_WORDS_BIGENDIAN |
44e7757c BS |
435 | #define VIS_B64(n) b[7 - (n)] |
436 | #define VIS_W64(n) w[3 - (n)] | |
437 | #define VIS_SW64(n) sw[3 - (n)] | |
438 | #define VIS_L64(n) l[1 - (n)] | |
439 | #define VIS_B32(n) b[3 - (n)] | |
440 | #define VIS_W32(n) w[1 - (n)] | |
441 | #else | |
442 | #define VIS_B64(n) b[n] | |
443 | #define VIS_W64(n) w[n] | |
444 | #define VIS_SW64(n) sw[n] | |
445 | #define VIS_L64(n) l[n] | |
446 | #define VIS_B32(n) b[n] | |
447 | #define VIS_W32(n) w[n] | |
448 | #endif | |
449 | ||
450 | typedef union { | |
451 | uint8_t b[8]; | |
452 | uint16_t w[4]; | |
453 | int16_t sw[4]; | |
454 | uint32_t l[2]; | |
455 | float64 d; | |
456 | } vis64; | |
457 | ||
458 | typedef union { | |
459 | uint8_t b[4]; | |
460 | uint16_t w[2]; | |
461 | uint32_t l; | |
462 | float32 f; | |
463 | } vis32; | |
464 | ||
465 | void helper_fpmerge(void) | |
466 | { | |
467 | vis64 s, d; | |
468 | ||
469 | s.d = DT0; | |
470 | d.d = DT1; | |
471 | ||
472 | // Reverse calculation order to handle overlap | |
473 | d.VIS_B64(7) = s.VIS_B64(3); | |
474 | d.VIS_B64(6) = d.VIS_B64(3); | |
475 | d.VIS_B64(5) = s.VIS_B64(2); | |
476 | d.VIS_B64(4) = d.VIS_B64(2); | |
477 | d.VIS_B64(3) = s.VIS_B64(1); | |
478 | d.VIS_B64(2) = d.VIS_B64(1); | |
479 | d.VIS_B64(1) = s.VIS_B64(0); | |
480 | //d.VIS_B64(0) = d.VIS_B64(0); | |
481 | ||
482 | DT0 = d.d; | |
483 | } | |
484 | ||
485 | void helper_fmul8x16(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(r) * (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_fmul8x16al(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(1) * (int32_t)s.VIS_B64(r); \ | |
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_fmul8x16au(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(0) * (int32_t)s.VIS_B64(r); \ | |
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_fmul8sux16(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_W64(r) = tmp >> 8; | |
567 | ||
568 | PMUL(0); | |
569 | PMUL(1); | |
570 | PMUL(2); | |
571 | PMUL(3); | |
572 | #undef PMUL | |
573 | ||
574 | DT0 = d.d; | |
575 | } | |
576 | ||
577 | void helper_fmul8ulx16(void) | |
578 | { | |
579 | vis64 s, d; | |
580 | uint32_t tmp; | |
581 | ||
582 | s.d = DT0; | |
583 | d.d = DT1; | |
584 | ||
585 | #define PMUL(r) \ | |
586 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
587 | if ((tmp & 0xff) > 0x7f) \ | |
588 | tmp += 0x100; \ | |
589 | d.VIS_W64(r) = tmp >> 8; | |
590 | ||
591 | PMUL(0); | |
592 | PMUL(1); | |
593 | PMUL(2); | |
594 | PMUL(3); | |
595 | #undef PMUL | |
596 | ||
597 | DT0 = d.d; | |
598 | } | |
599 | ||
600 | void helper_fmuld8sux16(void) | |
601 | { | |
602 | vis64 s, d; | |
603 | uint32_t tmp; | |
604 | ||
605 | s.d = DT0; | |
606 | d.d = DT1; | |
607 | ||
608 | #define PMUL(r) \ | |
609 | tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \ | |
610 | if ((tmp & 0xff) > 0x7f) \ | |
611 | tmp += 0x100; \ | |
612 | d.VIS_L64(r) = tmp; | |
613 | ||
614 | // Reverse calculation order to handle overlap | |
615 | PMUL(1); | |
616 | PMUL(0); | |
617 | #undef PMUL | |
618 | ||
619 | DT0 = d.d; | |
620 | } | |
621 | ||
622 | void helper_fmuld8ulx16(void) | |
623 | { | |
624 | vis64 s, d; | |
625 | uint32_t tmp; | |
626 | ||
627 | s.d = DT0; | |
628 | d.d = DT1; | |
629 | ||
630 | #define PMUL(r) \ | |
631 | tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \ | |
632 | if ((tmp & 0xff) > 0x7f) \ | |
633 | tmp += 0x100; \ | |
634 | d.VIS_L64(r) = tmp; | |
635 | ||
636 | // Reverse calculation order to handle overlap | |
637 | PMUL(1); | |
638 | PMUL(0); | |
639 | #undef PMUL | |
640 | ||
641 | DT0 = d.d; | |
642 | } | |
643 | ||
644 | void helper_fexpand(void) | |
645 | { | |
646 | vis32 s; | |
647 | vis64 d; | |
648 | ||
649 | s.l = (uint32_t)(*(uint64_t *)&DT0 & 0xffffffff); | |
650 | d.d = DT1; | |
c55bda30 BS |
651 | d.VIS_W64(0) = s.VIS_B32(0) << 4; |
652 | d.VIS_W64(1) = s.VIS_B32(1) << 4; | |
653 | d.VIS_W64(2) = s.VIS_B32(2) << 4; | |
654 | d.VIS_W64(3) = s.VIS_B32(3) << 4; | |
44e7757c BS |
655 | |
656 | DT0 = d.d; | |
657 | } | |
658 | ||
659 | #define VIS_HELPER(name, F) \ | |
660 | void name##16(void) \ | |
661 | { \ | |
662 | vis64 s, d; \ | |
663 | \ | |
664 | s.d = DT0; \ | |
665 | d.d = DT1; \ | |
666 | \ | |
667 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0)); \ | |
668 | d.VIS_W64(1) = F(d.VIS_W64(1), s.VIS_W64(1)); \ | |
669 | d.VIS_W64(2) = F(d.VIS_W64(2), s.VIS_W64(2)); \ | |
670 | d.VIS_W64(3) = F(d.VIS_W64(3), s.VIS_W64(3)); \ | |
671 | \ | |
672 | DT0 = d.d; \ | |
673 | } \ | |
674 | \ | |
1d01299d | 675 | uint32_t name##16s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
676 | { \ |
677 | vis32 s, d; \ | |
678 | \ | |
1d01299d BS |
679 | s.l = src1; \ |
680 | d.l = src2; \ | |
44e7757c BS |
681 | \ |
682 | d.VIS_W32(0) = F(d.VIS_W32(0), s.VIS_W32(0)); \ | |
683 | d.VIS_W32(1) = F(d.VIS_W32(1), s.VIS_W32(1)); \ | |
684 | \ | |
1d01299d | 685 | return d.l; \ |
44e7757c BS |
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)); \ | |
696 | d.VIS_L64(1) = F(d.VIS_L64(1), s.VIS_L64(1)); \ | |
697 | \ | |
698 | DT0 = d.d; \ | |
699 | } \ | |
700 | \ | |
1d01299d | 701 | uint32_t name##32s(uint32_t src1, uint32_t src2) \ |
44e7757c BS |
702 | { \ |
703 | vis32 s, d; \ | |
704 | \ | |
1d01299d BS |
705 | s.l = src1; \ |
706 | d.l = src2; \ | |
44e7757c BS |
707 | \ |
708 | d.l = F(d.l, s.l); \ | |
709 | \ | |
1d01299d | 710 | return d.l; \ |
44e7757c BS |
711 | } |
712 | ||
713 | #define FADD(a, b) ((a) + (b)) | |
714 | #define FSUB(a, b) ((a) - (b)) | |
715 | VIS_HELPER(helper_fpadd, FADD) | |
716 | VIS_HELPER(helper_fpsub, FSUB) | |
717 | ||
718 | #define VIS_CMPHELPER(name, F) \ | |
719 | void name##16(void) \ | |
720 | { \ | |
721 | vis64 s, d; \ | |
722 | \ | |
723 | s.d = DT0; \ | |
724 | d.d = DT1; \ | |
725 | \ | |
726 | d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0))? 1: 0; \ | |
727 | d.VIS_W64(0) |= F(d.VIS_W64(1), s.VIS_W64(1))? 2: 0; \ | |
728 | d.VIS_W64(0) |= F(d.VIS_W64(2), s.VIS_W64(2))? 4: 0; \ | |
729 | d.VIS_W64(0) |= F(d.VIS_W64(3), s.VIS_W64(3))? 8: 0; \ | |
730 | \ | |
731 | DT0 = d.d; \ | |
732 | } \ | |
733 | \ | |
734 | void name##32(void) \ | |
735 | { \ | |
736 | vis64 s, d; \ | |
737 | \ | |
738 | s.d = DT0; \ | |
739 | d.d = DT1; \ | |
740 | \ | |
741 | d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0))? 1: 0; \ | |
742 | d.VIS_L64(0) |= F(d.VIS_L64(1), s.VIS_L64(1))? 2: 0; \ | |
743 | \ | |
744 | DT0 = d.d; \ | |
745 | } | |
746 | ||
747 | #define FCMPGT(a, b) ((a) > (b)) | |
748 | #define FCMPEQ(a, b) ((a) == (b)) | |
749 | #define FCMPLE(a, b) ((a) <= (b)) | |
750 | #define FCMPNE(a, b) ((a) != (b)) | |
751 | ||
752 | VIS_CMPHELPER(helper_fcmpgt, FCMPGT) | |
753 | VIS_CMPHELPER(helper_fcmpeq, FCMPEQ) | |
754 | VIS_CMPHELPER(helper_fcmple, FCMPLE) | |
755 | VIS_CMPHELPER(helper_fcmpne, FCMPNE) | |
756 | #endif | |
757 | ||
758 | void helper_check_ieee_exceptions(void) | |
759 | { | |
760 | target_ulong status; | |
761 | ||
762 | status = get_float_exception_flags(&env->fp_status); | |
763 | if (status) { | |
764 | /* Copy IEEE 754 flags into FSR */ | |
765 | if (status & float_flag_invalid) | |
766 | env->fsr |= FSR_NVC; | |
767 | if (status & float_flag_overflow) | |
768 | env->fsr |= FSR_OFC; | |
769 | if (status & float_flag_underflow) | |
770 | env->fsr |= FSR_UFC; | |
771 | if (status & float_flag_divbyzero) | |
772 | env->fsr |= FSR_DZC; | |
773 | if (status & float_flag_inexact) | |
774 | env->fsr |= FSR_NXC; | |
775 | ||
776 | if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) { | |
777 | /* Unmasked exception, generate a trap */ | |
778 | env->fsr |= FSR_FTT_IEEE_EXCP; | |
779 | raise_exception(TT_FP_EXCP); | |
780 | } else { | |
781 | /* Accumulate exceptions */ | |
782 | env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5; | |
783 | } | |
784 | } | |
785 | } | |
786 | ||
787 | void helper_clear_float_exceptions(void) | |
788 | { | |
789 | set_float_exception_flags(0, &env->fp_status); | |
790 | } | |
791 | ||
714547bb | 792 | float32 helper_fabss(float32 src) |
e8af50a3 | 793 | { |
714547bb | 794 | return float32_abs(src); |
e8af50a3 FB |
795 | } |
796 | ||
3475187d | 797 | #ifdef TARGET_SPARC64 |
7e8c2b6c | 798 | void helper_fabsd(void) |
3475187d FB |
799 | { |
800 | DT0 = float64_abs(DT1); | |
801 | } | |
4e14008f | 802 | |
4e14008f BS |
803 | void helper_fabsq(void) |
804 | { | |
805 | QT0 = float128_abs(QT1); | |
806 | } | |
807 | #endif | |
3475187d | 808 | |
714547bb | 809 | float32 helper_fsqrts(float32 src) |
e8af50a3 | 810 | { |
714547bb | 811 | return float32_sqrt(src, &env->fp_status); |
e8af50a3 FB |
812 | } |
813 | ||
7e8c2b6c | 814 | void helper_fsqrtd(void) |
e8af50a3 | 815 | { |
7a0e1f41 | 816 | DT0 = float64_sqrt(DT1, &env->fp_status); |
e8af50a3 FB |
817 | } |
818 | ||
4e14008f BS |
819 | void helper_fsqrtq(void) |
820 | { | |
821 | QT0 = float128_sqrt(QT1, &env->fp_status); | |
822 | } | |
4e14008f | 823 | |
417454b0 | 824 | #define GEN_FCMP(name, size, reg1, reg2, FS, TRAP) \ |
7e8c2b6c | 825 | void glue(helper_, name) (void) \ |
65ce8c2f | 826 | { \ |
1a2fb1c0 BS |
827 | target_ulong new_fsr; \ |
828 | \ | |
65ce8c2f FB |
829 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ |
830 | switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \ | |
831 | case float_relation_unordered: \ | |
1a2fb1c0 | 832 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ |
417454b0 | 833 | if ((env->fsr & FSR_NVM) || TRAP) { \ |
1a2fb1c0 | 834 | env->fsr |= new_fsr; \ |
417454b0 BS |
835 | env->fsr |= FSR_NVC; \ |
836 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
65ce8c2f FB |
837 | raise_exception(TT_FP_EXCP); \ |
838 | } else { \ | |
839 | env->fsr |= FSR_NVA; \ | |
840 | } \ | |
841 | break; \ | |
842 | case float_relation_less: \ | |
1a2fb1c0 | 843 | new_fsr = FSR_FCC0 << FS; \ |
65ce8c2f FB |
844 | break; \ |
845 | case float_relation_greater: \ | |
1a2fb1c0 | 846 | new_fsr = FSR_FCC1 << FS; \ |
65ce8c2f FB |
847 | break; \ |
848 | default: \ | |
1a2fb1c0 | 849 | new_fsr = 0; \ |
65ce8c2f FB |
850 | break; \ |
851 | } \ | |
1a2fb1c0 | 852 | env->fsr |= new_fsr; \ |
e8af50a3 | 853 | } |
714547bb BS |
854 | #define GEN_FCMPS(name, size, FS, TRAP) \ |
855 | void glue(helper_, name)(float32 src1, float32 src2) \ | |
856 | { \ | |
857 | target_ulong new_fsr; \ | |
858 | \ | |
859 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ | |
860 | switch (glue(size, _compare) (src1, src2, &env->fp_status)) { \ | |
861 | case float_relation_unordered: \ | |
862 | new_fsr = (FSR_FCC1 | FSR_FCC0) << FS; \ | |
863 | if ((env->fsr & FSR_NVM) || TRAP) { \ | |
864 | env->fsr |= new_fsr; \ | |
865 | env->fsr |= FSR_NVC; \ | |
866 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
867 | raise_exception(TT_FP_EXCP); \ | |
868 | } else { \ | |
869 | env->fsr |= FSR_NVA; \ | |
870 | } \ | |
871 | break; \ | |
872 | case float_relation_less: \ | |
873 | new_fsr = FSR_FCC0 << FS; \ | |
874 | break; \ | |
875 | case float_relation_greater: \ | |
876 | new_fsr = FSR_FCC1 << FS; \ | |
877 | break; \ | |
878 | default: \ | |
879 | new_fsr = 0; \ | |
880 | break; \ | |
881 | } \ | |
882 | env->fsr |= new_fsr; \ | |
883 | } | |
e8af50a3 | 884 | |
714547bb | 885 | GEN_FCMPS(fcmps, float32, 0, 0); |
417454b0 BS |
886 | GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0); |
887 | ||
714547bb | 888 | GEN_FCMPS(fcmpes, float32, 0, 1); |
417454b0 | 889 | GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1); |
3475187d | 890 | |
4e14008f BS |
891 | GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0); |
892 | GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1); | |
4e14008f | 893 | |
8393617c BS |
894 | static uint32_t compute_all_flags(void) |
895 | { | |
896 | return env->psr & PSR_ICC; | |
897 | } | |
898 | ||
899 | static uint32_t compute_C_flags(void) | |
900 | { | |
901 | return env->psr & PSR_CARRY; | |
902 | } | |
903 | ||
5a4bb580 | 904 | static inline uint32_t get_NZ_icc(int32_t dst) |
bdf9f35d BS |
905 | { |
906 | uint32_t ret = 0; | |
907 | ||
5a4bb580 RH |
908 | if (dst == 0) { |
909 | ret = PSR_ZERO; | |
910 | } else if (dst < 0) { | |
911 | ret = PSR_NEG; | |
912 | } | |
bdf9f35d BS |
913 | return ret; |
914 | } | |
915 | ||
8393617c BS |
916 | #ifdef TARGET_SPARC64 |
917 | static uint32_t compute_all_flags_xcc(void) | |
918 | { | |
919 | return env->xcc & PSR_ICC; | |
920 | } | |
921 | ||
922 | static uint32_t compute_C_flags_xcc(void) | |
923 | { | |
924 | return env->xcc & PSR_CARRY; | |
925 | } | |
926 | ||
5a4bb580 | 927 | static inline uint32_t get_NZ_xcc(target_long dst) |
bdf9f35d BS |
928 | { |
929 | uint32_t ret = 0; | |
930 | ||
5a4bb580 RH |
931 | if (!dst) { |
932 | ret = PSR_ZERO; | |
933 | } else if (dst < 0) { | |
934 | ret = PSR_NEG; | |
935 | } | |
bdf9f35d BS |
936 | return ret; |
937 | } | |
938 | #endif | |
939 | ||
6c78ea32 BS |
940 | static inline uint32_t get_V_div_icc(target_ulong src2) |
941 | { | |
942 | uint32_t ret = 0; | |
943 | ||
5a4bb580 RH |
944 | if (src2 != 0) { |
945 | ret = PSR_OVF; | |
946 | } | |
6c78ea32 BS |
947 | return ret; |
948 | } | |
949 | ||
950 | static uint32_t compute_all_div(void) | |
951 | { | |
952 | uint32_t ret; | |
953 | ||
954 | ret = get_NZ_icc(CC_DST); | |
955 | ret |= get_V_div_icc(CC_SRC2); | |
956 | return ret; | |
957 | } | |
958 | ||
959 | static uint32_t compute_C_div(void) | |
960 | { | |
961 | return 0; | |
962 | } | |
963 | ||
5a4bb580 | 964 | static inline uint32_t get_C_add_icc(uint32_t dst, uint32_t src1) |
bdf9f35d BS |
965 | { |
966 | uint32_t ret = 0; | |
967 | ||
5a4bb580 RH |
968 | if (dst < src1) { |
969 | ret = PSR_CARRY; | |
970 | } | |
bdf9f35d BS |
971 | return ret; |
972 | } | |
973 | ||
5a4bb580 RH |
974 | static inline uint32_t get_C_addx_icc(uint32_t dst, uint32_t src1, |
975 | uint32_t src2) | |
bdf9f35d BS |
976 | { |
977 | uint32_t ret = 0; | |
978 | ||
5a4bb580 RH |
979 | if (((src1 & src2) | (~dst & (src1 | src2))) & (1U << 31)) { |
980 | ret = PSR_CARRY; | |
981 | } | |
982 | return ret; | |
983 | } | |
984 | ||
985 | static inline uint32_t get_V_add_icc(uint32_t dst, uint32_t src1, | |
986 | uint32_t src2) | |
987 | { | |
988 | uint32_t ret = 0; | |
989 | ||
990 | if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1U << 31)) { | |
991 | ret = PSR_OVF; | |
992 | } | |
bdf9f35d BS |
993 | return ret; |
994 | } | |
995 | ||
bdf9f35d BS |
996 | #ifdef TARGET_SPARC64 |
997 | static inline uint32_t get_C_add_xcc(target_ulong dst, target_ulong src1) | |
998 | { | |
999 | uint32_t ret = 0; | |
1000 | ||
5a4bb580 RH |
1001 | if (dst < src1) { |
1002 | ret = PSR_CARRY; | |
1003 | } | |
1004 | return ret; | |
1005 | } | |
1006 | ||
1007 | static inline uint32_t get_C_addx_xcc(target_ulong dst, target_ulong src1, | |
1008 | target_ulong src2) | |
1009 | { | |
1010 | uint32_t ret = 0; | |
1011 | ||
1012 | if (((src1 & src2) | (~dst & (src1 | src2))) & (1ULL << 63)) { | |
1013 | ret = PSR_CARRY; | |
1014 | } | |
bdf9f35d BS |
1015 | return ret; |
1016 | } | |
1017 | ||
1018 | static inline uint32_t get_V_add_xcc(target_ulong dst, target_ulong src1, | |
1019 | target_ulong src2) | |
1020 | { | |
1021 | uint32_t ret = 0; | |
1022 | ||
5a4bb580 RH |
1023 | if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1ULL << 63)) { |
1024 | ret = PSR_OVF; | |
1025 | } | |
bdf9f35d BS |
1026 | return ret; |
1027 | } | |
1028 | ||
1029 | static uint32_t compute_all_add_xcc(void) | |
1030 | { | |
1031 | uint32_t ret; | |
1032 | ||
1033 | ret = get_NZ_xcc(CC_DST); | |
1034 | ret |= get_C_add_xcc(CC_DST, CC_SRC); | |
1035 | ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2); | |
1036 | return ret; | |
1037 | } | |
1038 | ||
1039 | static uint32_t compute_C_add_xcc(void) | |
1040 | { | |
1041 | return get_C_add_xcc(CC_DST, CC_SRC); | |
1042 | } | |
8393617c BS |
1043 | #endif |
1044 | ||
3e6ba503 | 1045 | static uint32_t compute_all_add(void) |
789c91ef BS |
1046 | { |
1047 | uint32_t ret; | |
1048 | ||
1049 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 | 1050 | ret |= get_C_add_icc(CC_DST, CC_SRC); |
789c91ef BS |
1051 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); |
1052 | return ret; | |
1053 | } | |
1054 | ||
3e6ba503 | 1055 | static uint32_t compute_C_add(void) |
789c91ef | 1056 | { |
5a4bb580 | 1057 | return get_C_add_icc(CC_DST, CC_SRC); |
789c91ef BS |
1058 | } |
1059 | ||
1060 | #ifdef TARGET_SPARC64 | |
1061 | static uint32_t compute_all_addx_xcc(void) | |
1062 | { | |
1063 | uint32_t ret; | |
1064 | ||
1065 | ret = get_NZ_xcc(CC_DST); | |
5a4bb580 | 1066 | ret |= get_C_addx_xcc(CC_DST, CC_SRC, CC_SRC2); |
789c91ef BS |
1067 | ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2); |
1068 | return ret; | |
1069 | } | |
1070 | ||
1071 | static uint32_t compute_C_addx_xcc(void) | |
1072 | { | |
1073 | uint32_t ret; | |
1074 | ||
5a4bb580 | 1075 | ret = get_C_addx_xcc(CC_DST, CC_SRC, CC_SRC2); |
789c91ef BS |
1076 | return ret; |
1077 | } | |
1078 | #endif | |
1079 | ||
5a4bb580 RH |
1080 | static uint32_t compute_all_addx(void) |
1081 | { | |
1082 | uint32_t ret; | |
1083 | ||
1084 | ret = get_NZ_icc(CC_DST); | |
1085 | ret |= get_C_addx_icc(CC_DST, CC_SRC, CC_SRC2); | |
1086 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); | |
1087 | return ret; | |
1088 | } | |
1089 | ||
1090 | static uint32_t compute_C_addx(void) | |
1091 | { | |
1092 | uint32_t ret; | |
1093 | ||
1094 | ret = get_C_addx_icc(CC_DST, CC_SRC, CC_SRC2); | |
1095 | return ret; | |
1096 | } | |
1097 | ||
3b2d1e92 BS |
1098 | static inline uint32_t get_V_tag_icc(target_ulong src1, target_ulong src2) |
1099 | { | |
1100 | uint32_t ret = 0; | |
1101 | ||
5a4bb580 RH |
1102 | if ((src1 | src2) & 0x3) { |
1103 | ret = PSR_OVF; | |
1104 | } | |
3b2d1e92 BS |
1105 | return ret; |
1106 | } | |
1107 | ||
1108 | static uint32_t compute_all_tadd(void) | |
1109 | { | |
1110 | uint32_t ret; | |
1111 | ||
1112 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 | 1113 | ret |= get_C_add_icc(CC_DST, CC_SRC); |
3b2d1e92 BS |
1114 | ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2); |
1115 | ret |= get_V_tag_icc(CC_SRC, CC_SRC2); | |
1116 | return ret; | |
1117 | } | |
1118 | ||
3b2d1e92 BS |
1119 | static uint32_t compute_all_taddtv(void) |
1120 | { | |
1121 | uint32_t ret; | |
1122 | ||
1123 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 | 1124 | ret |= get_C_add_icc(CC_DST, CC_SRC); |
3b2d1e92 BS |
1125 | return ret; |
1126 | } | |
1127 | ||
5a4bb580 | 1128 | static inline uint32_t get_C_sub_icc(uint32_t src1, uint32_t src2) |
3b2d1e92 | 1129 | { |
5a4bb580 RH |
1130 | uint32_t ret = 0; |
1131 | ||
1132 | if (src1 < src2) { | |
1133 | ret = PSR_CARRY; | |
1134 | } | |
1135 | return ret; | |
3b2d1e92 BS |
1136 | } |
1137 | ||
5a4bb580 RH |
1138 | static inline uint32_t get_C_subx_icc(uint32_t dst, uint32_t src1, |
1139 | uint32_t src2) | |
d4b0d468 BS |
1140 | { |
1141 | uint32_t ret = 0; | |
1142 | ||
5a4bb580 RH |
1143 | if (((~src1 & src2) | (dst & (~src1 | src2))) & (1U << 31)) { |
1144 | ret = PSR_CARRY; | |
1145 | } | |
d4b0d468 BS |
1146 | return ret; |
1147 | } | |
1148 | ||
5a4bb580 RH |
1149 | static inline uint32_t get_V_sub_icc(uint32_t dst, uint32_t src1, |
1150 | uint32_t src2) | |
d4b0d468 BS |
1151 | { |
1152 | uint32_t ret = 0; | |
1153 | ||
5a4bb580 RH |
1154 | if (((src1 ^ src2) & (src1 ^ dst)) & (1U << 31)) { |
1155 | ret = PSR_OVF; | |
1156 | } | |
d4b0d468 BS |
1157 | return ret; |
1158 | } | |
1159 | ||
d4b0d468 BS |
1160 | |
1161 | #ifdef TARGET_SPARC64 | |
1162 | static inline uint32_t get_C_sub_xcc(target_ulong src1, target_ulong src2) | |
1163 | { | |
1164 | uint32_t ret = 0; | |
1165 | ||
5a4bb580 RH |
1166 | if (src1 < src2) { |
1167 | ret = PSR_CARRY; | |
1168 | } | |
1169 | return ret; | |
1170 | } | |
1171 | ||
1172 | static inline uint32_t get_C_subx_xcc(target_ulong dst, target_ulong src1, | |
1173 | target_ulong src2) | |
1174 | { | |
1175 | uint32_t ret = 0; | |
1176 | ||
1177 | if (((~src1 & src2) | (dst & (~src1 | src2))) & (1ULL << 63)) { | |
1178 | ret = PSR_CARRY; | |
1179 | } | |
d4b0d468 BS |
1180 | return ret; |
1181 | } | |
1182 | ||
1183 | static inline uint32_t get_V_sub_xcc(target_ulong dst, target_ulong src1, | |
1184 | target_ulong src2) | |
1185 | { | |
1186 | uint32_t ret = 0; | |
1187 | ||
5a4bb580 RH |
1188 | if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 63)) { |
1189 | ret = PSR_OVF; | |
1190 | } | |
d4b0d468 BS |
1191 | return ret; |
1192 | } | |
1193 | ||
1194 | static uint32_t compute_all_sub_xcc(void) | |
1195 | { | |
1196 | uint32_t ret; | |
1197 | ||
1198 | ret = get_NZ_xcc(CC_DST); | |
1199 | ret |= get_C_sub_xcc(CC_SRC, CC_SRC2); | |
1200 | ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2); | |
1201 | return ret; | |
1202 | } | |
1203 | ||
1204 | static uint32_t compute_C_sub_xcc(void) | |
1205 | { | |
1206 | return get_C_sub_xcc(CC_SRC, CC_SRC2); | |
1207 | } | |
1208 | #endif | |
1209 | ||
3e6ba503 | 1210 | static uint32_t compute_all_sub(void) |
2ca1d92b BS |
1211 | { |
1212 | uint32_t ret; | |
1213 | ||
1214 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 | 1215 | ret |= get_C_sub_icc(CC_SRC, CC_SRC2); |
2ca1d92b BS |
1216 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); |
1217 | return ret; | |
1218 | } | |
1219 | ||
3e6ba503 | 1220 | static uint32_t compute_C_sub(void) |
2ca1d92b | 1221 | { |
5a4bb580 | 1222 | return get_C_sub_icc(CC_SRC, CC_SRC2); |
2ca1d92b BS |
1223 | } |
1224 | ||
1225 | #ifdef TARGET_SPARC64 | |
1226 | static uint32_t compute_all_subx_xcc(void) | |
1227 | { | |
1228 | uint32_t ret; | |
1229 | ||
1230 | ret = get_NZ_xcc(CC_DST); | |
5a4bb580 | 1231 | ret |= get_C_subx_xcc(CC_DST, CC_SRC, CC_SRC2); |
2ca1d92b BS |
1232 | ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2); |
1233 | return ret; | |
1234 | } | |
1235 | ||
1236 | static uint32_t compute_C_subx_xcc(void) | |
1237 | { | |
1238 | uint32_t ret; | |
1239 | ||
5a4bb580 | 1240 | ret = get_C_subx_xcc(CC_DST, CC_SRC, CC_SRC2); |
2ca1d92b BS |
1241 | return ret; |
1242 | } | |
1243 | #endif | |
1244 | ||
5a4bb580 | 1245 | static uint32_t compute_all_subx(void) |
3b2d1e92 BS |
1246 | { |
1247 | uint32_t ret; | |
1248 | ||
1249 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 | 1250 | ret |= get_C_subx_icc(CC_DST, CC_SRC, CC_SRC2); |
3b2d1e92 | 1251 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); |
3b2d1e92 BS |
1252 | return ret; |
1253 | } | |
1254 | ||
5a4bb580 | 1255 | static uint32_t compute_C_subx(void) |
3b2d1e92 | 1256 | { |
5a4bb580 RH |
1257 | uint32_t ret; |
1258 | ||
1259 | ret = get_C_subx_icc(CC_DST, CC_SRC, CC_SRC2); | |
1260 | return ret; | |
3b2d1e92 BS |
1261 | } |
1262 | ||
5a4bb580 | 1263 | static uint32_t compute_all_tsub(void) |
3b2d1e92 BS |
1264 | { |
1265 | uint32_t ret; | |
1266 | ||
1267 | ret = get_NZ_icc(CC_DST); | |
5a4bb580 RH |
1268 | ret |= get_C_sub_icc(CC_SRC, CC_SRC2); |
1269 | ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2); | |
1270 | ret |= get_V_tag_icc(CC_SRC, CC_SRC2); | |
3b2d1e92 BS |
1271 | return ret; |
1272 | } | |
1273 | ||
5a4bb580 | 1274 | static uint32_t compute_all_tsubtv(void) |
3b2d1e92 | 1275 | { |
5a4bb580 RH |
1276 | uint32_t ret; |
1277 | ||
1278 | ret = get_NZ_icc(CC_DST); | |
1279 | ret |= get_C_sub_icc(CC_SRC, CC_SRC2); | |
1280 | return ret; | |
3b2d1e92 BS |
1281 | } |
1282 | ||
38482a77 BS |
1283 | static uint32_t compute_all_logic(void) |
1284 | { | |
1285 | return get_NZ_icc(CC_DST); | |
1286 | } | |
1287 | ||
1288 | static uint32_t compute_C_logic(void) | |
1289 | { | |
1290 | return 0; | |
1291 | } | |
1292 | ||
1293 | #ifdef TARGET_SPARC64 | |
1294 | static uint32_t compute_all_logic_xcc(void) | |
1295 | { | |
1296 | return get_NZ_xcc(CC_DST); | |
1297 | } | |
1298 | #endif | |
1299 | ||
8393617c BS |
1300 | typedef struct CCTable { |
1301 | uint32_t (*compute_all)(void); /* return all the flags */ | |
1302 | uint32_t (*compute_c)(void); /* return the C flag */ | |
1303 | } CCTable; | |
1304 | ||
1305 | static const CCTable icc_table[CC_OP_NB] = { | |
1306 | /* CC_OP_DYNAMIC should never happen */ | |
1307 | [CC_OP_FLAGS] = { compute_all_flags, compute_C_flags }, | |
6c78ea32 | 1308 | [CC_OP_DIV] = { compute_all_div, compute_C_div }, |
bdf9f35d | 1309 | [CC_OP_ADD] = { compute_all_add, compute_C_add }, |
5a4bb580 RH |
1310 | [CC_OP_ADDX] = { compute_all_addx, compute_C_addx }, |
1311 | [CC_OP_TADD] = { compute_all_tadd, compute_C_add }, | |
1312 | [CC_OP_TADDTV] = { compute_all_taddtv, compute_C_add }, | |
d4b0d468 | 1313 | [CC_OP_SUB] = { compute_all_sub, compute_C_sub }, |
5a4bb580 RH |
1314 | [CC_OP_SUBX] = { compute_all_subx, compute_C_subx }, |
1315 | [CC_OP_TSUB] = { compute_all_tsub, compute_C_sub }, | |
1316 | [CC_OP_TSUBTV] = { compute_all_tsubtv, compute_C_sub }, | |
38482a77 | 1317 | [CC_OP_LOGIC] = { compute_all_logic, compute_C_logic }, |
8393617c BS |
1318 | }; |
1319 | ||
1320 | #ifdef TARGET_SPARC64 | |
1321 | static const CCTable xcc_table[CC_OP_NB] = { | |
1322 | /* CC_OP_DYNAMIC should never happen */ | |
1323 | [CC_OP_FLAGS] = { compute_all_flags_xcc, compute_C_flags_xcc }, | |
6c78ea32 | 1324 | [CC_OP_DIV] = { compute_all_logic_xcc, compute_C_logic }, |
bdf9f35d | 1325 | [CC_OP_ADD] = { compute_all_add_xcc, compute_C_add_xcc }, |
789c91ef | 1326 | [CC_OP_ADDX] = { compute_all_addx_xcc, compute_C_addx_xcc }, |
3b2d1e92 BS |
1327 | [CC_OP_TADD] = { compute_all_add_xcc, compute_C_add_xcc }, |
1328 | [CC_OP_TADDTV] = { compute_all_add_xcc, compute_C_add_xcc }, | |
d4b0d468 | 1329 | [CC_OP_SUB] = { compute_all_sub_xcc, compute_C_sub_xcc }, |
2ca1d92b | 1330 | [CC_OP_SUBX] = { compute_all_subx_xcc, compute_C_subx_xcc }, |
3b2d1e92 BS |
1331 | [CC_OP_TSUB] = { compute_all_sub_xcc, compute_C_sub_xcc }, |
1332 | [CC_OP_TSUBTV] = { compute_all_sub_xcc, compute_C_sub_xcc }, | |
38482a77 | 1333 | [CC_OP_LOGIC] = { compute_all_logic_xcc, compute_C_logic }, |
8393617c BS |
1334 | }; |
1335 | #endif | |
1336 | ||
1337 | void helper_compute_psr(void) | |
1338 | { | |
1339 | uint32_t new_psr; | |
1340 | ||
1341 | new_psr = icc_table[CC_OP].compute_all(); | |
1342 | env->psr = new_psr; | |
1343 | #ifdef TARGET_SPARC64 | |
1344 | new_psr = xcc_table[CC_OP].compute_all(); | |
1345 | env->xcc = new_psr; | |
1346 | #endif | |
1347 | CC_OP = CC_OP_FLAGS; | |
1348 | } | |
1349 | ||
70c48285 | 1350 | uint32_t helper_compute_C_icc(void) |
8393617c BS |
1351 | { |
1352 | uint32_t ret; | |
1353 | ||
1354 | ret = icc_table[CC_OP].compute_c() >> PSR_CARRY_SHIFT; | |
1355 | return ret; | |
1356 | } | |
1357 | ||
5a834bb4 BS |
1358 | static inline void memcpy32(target_ulong *dst, const target_ulong *src) |
1359 | { | |
1360 | dst[0] = src[0]; | |
1361 | dst[1] = src[1]; | |
1362 | dst[2] = src[2]; | |
1363 | dst[3] = src[3]; | |
1364 | dst[4] = src[4]; | |
1365 | dst[5] = src[5]; | |
1366 | dst[6] = src[6]; | |
1367 | dst[7] = src[7]; | |
1368 | } | |
1369 | ||
1370 | static void set_cwp(int new_cwp) | |
1371 | { | |
1372 | /* put the modified wrap registers at their proper location */ | |
1373 | if (env->cwp == env->nwindows - 1) { | |
1374 | memcpy32(env->regbase, env->regbase + env->nwindows * 16); | |
1375 | } | |
1376 | env->cwp = new_cwp; | |
1377 | ||
1378 | /* put the wrap registers at their temporary location */ | |
1379 | if (new_cwp == env->nwindows - 1) { | |
1380 | memcpy32(env->regbase + env->nwindows * 16, env->regbase); | |
1381 | } | |
1382 | env->regwptr = env->regbase + (new_cwp * 16); | |
1383 | } | |
1384 | ||
1385 | void cpu_set_cwp(CPUState *env1, int new_cwp) | |
1386 | { | |
1387 | CPUState *saved_env; | |
1388 | ||
1389 | saved_env = env; | |
1390 | env = env1; | |
1391 | set_cwp(new_cwp); | |
1392 | env = saved_env; | |
1393 | } | |
1394 | ||
1395 | static target_ulong get_psr(void) | |
1396 | { | |
1397 | helper_compute_psr(); | |
1398 | ||
1399 | #if !defined (TARGET_SPARC64) | |
1400 | return env->version | (env->psr & PSR_ICC) | | |
1401 | (env->psref? PSR_EF : 0) | | |
1402 | (env->psrpil << 8) | | |
1403 | (env->psrs? PSR_S : 0) | | |
1404 | (env->psrps? PSR_PS : 0) | | |
1405 | (env->psret? PSR_ET : 0) | env->cwp; | |
1406 | #else | |
2aae2b8e | 1407 | return env->psr & PSR_ICC; |
5a834bb4 BS |
1408 | #endif |
1409 | } | |
1410 | ||
1411 | target_ulong cpu_get_psr(CPUState *env1) | |
1412 | { | |
1413 | CPUState *saved_env; | |
1414 | target_ulong ret; | |
1415 | ||
1416 | saved_env = env; | |
1417 | env = env1; | |
1418 | ret = get_psr(); | |
1419 | env = saved_env; | |
1420 | return ret; | |
1421 | } | |
1422 | ||
1423 | static void put_psr(target_ulong val) | |
1424 | { | |
1425 | env->psr = val & PSR_ICC; | |
2aae2b8e | 1426 | #if !defined (TARGET_SPARC64) |
5a834bb4 BS |
1427 | env->psref = (val & PSR_EF)? 1 : 0; |
1428 | env->psrpil = (val & PSR_PIL) >> 8; | |
2aae2b8e | 1429 | #endif |
5a834bb4 BS |
1430 | #if ((!defined (TARGET_SPARC64)) && !defined(CONFIG_USER_ONLY)) |
1431 | cpu_check_irqs(env); | |
1432 | #endif | |
2aae2b8e | 1433 | #if !defined (TARGET_SPARC64) |
5a834bb4 BS |
1434 | env->psrs = (val & PSR_S)? 1 : 0; |
1435 | env->psrps = (val & PSR_PS)? 1 : 0; | |
5a834bb4 | 1436 | env->psret = (val & PSR_ET)? 1 : 0; |
5a834bb4 | 1437 | set_cwp(val & PSR_CWP); |
2aae2b8e | 1438 | #endif |
5a834bb4 BS |
1439 | env->cc_op = CC_OP_FLAGS; |
1440 | } | |
1441 | ||
1442 | void cpu_put_psr(CPUState *env1, target_ulong val) | |
1443 | { | |
1444 | CPUState *saved_env; | |
1445 | ||
1446 | saved_env = env; | |
1447 | env = env1; | |
1448 | put_psr(val); | |
1449 | env = saved_env; | |
1450 | } | |
1451 | ||
1452 | static int cwp_inc(int cwp) | |
1453 | { | |
1454 | if (unlikely(cwp >= env->nwindows)) { | |
1455 | cwp -= env->nwindows; | |
1456 | } | |
1457 | return cwp; | |
1458 | } | |
1459 | ||
1460 | int cpu_cwp_inc(CPUState *env1, int cwp) | |
1461 | { | |
1462 | CPUState *saved_env; | |
1463 | target_ulong ret; | |
1464 | ||
1465 | saved_env = env; | |
1466 | env = env1; | |
1467 | ret = cwp_inc(cwp); | |
1468 | env = saved_env; | |
1469 | return ret; | |
1470 | } | |
1471 | ||
1472 | static int cwp_dec(int cwp) | |
1473 | { | |
1474 | if (unlikely(cwp < 0)) { | |
1475 | cwp += env->nwindows; | |
1476 | } | |
1477 | return cwp; | |
1478 | } | |
1479 | ||
1480 | int cpu_cwp_dec(CPUState *env1, int cwp) | |
1481 | { | |
1482 | CPUState *saved_env; | |
1483 | target_ulong ret; | |
1484 | ||
1485 | saved_env = env; | |
1486 | env = env1; | |
1487 | ret = cwp_dec(cwp); | |
1488 | env = saved_env; | |
1489 | return ret; | |
1490 | } | |
1491 | ||
3475187d | 1492 | #ifdef TARGET_SPARC64 |
714547bb | 1493 | GEN_FCMPS(fcmps_fcc1, float32, 22, 0); |
417454b0 | 1494 | GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0); |
64a88d5d | 1495 | GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0); |
417454b0 | 1496 | |
714547bb | 1497 | GEN_FCMPS(fcmps_fcc2, float32, 24, 0); |
417454b0 | 1498 | GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0); |
64a88d5d | 1499 | GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0); |
417454b0 | 1500 | |
714547bb | 1501 | GEN_FCMPS(fcmps_fcc3, float32, 26, 0); |
417454b0 | 1502 | GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0); |
64a88d5d | 1503 | GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0); |
417454b0 | 1504 | |
714547bb | 1505 | GEN_FCMPS(fcmpes_fcc1, float32, 22, 1); |
417454b0 | 1506 | GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1); |
64a88d5d | 1507 | GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1); |
3475187d | 1508 | |
714547bb | 1509 | GEN_FCMPS(fcmpes_fcc2, float32, 24, 1); |
417454b0 | 1510 | GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1); |
64a88d5d | 1511 | GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1); |
3475187d | 1512 | |
714547bb | 1513 | GEN_FCMPS(fcmpes_fcc3, float32, 26, 1); |
417454b0 | 1514 | GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1); |
4e14008f BS |
1515 | GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1); |
1516 | #endif | |
714547bb | 1517 | #undef GEN_FCMPS |
3475187d | 1518 | |
77f193da BS |
1519 | #if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) && \ |
1520 | defined(DEBUG_MXCC) | |
952a328f BS |
1521 | static void dump_mxcc(CPUState *env) |
1522 | { | |
0bf9e31a BS |
1523 | printf("mxccdata: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 |
1524 | "\n", | |
77f193da BS |
1525 | env->mxccdata[0], env->mxccdata[1], |
1526 | env->mxccdata[2], env->mxccdata[3]); | |
0bf9e31a BS |
1527 | printf("mxccregs: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 |
1528 | "\n" | |
1529 | " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 | |
1530 | "\n", | |
77f193da BS |
1531 | env->mxccregs[0], env->mxccregs[1], |
1532 | env->mxccregs[2], env->mxccregs[3], | |
1533 | env->mxccregs[4], env->mxccregs[5], | |
1534 | env->mxccregs[6], env->mxccregs[7]); | |
952a328f BS |
1535 | } |
1536 | #endif | |
1537 | ||
1a2fb1c0 BS |
1538 | #if (defined(TARGET_SPARC64) || !defined(CONFIG_USER_ONLY)) \ |
1539 | && defined(DEBUG_ASI) | |
1540 | static void dump_asi(const char *txt, target_ulong addr, int asi, int size, | |
1541 | uint64_t r1) | |
8543e2cf BS |
1542 | { |
1543 | switch (size) | |
1544 | { | |
1545 | case 1: | |
1a2fb1c0 BS |
1546 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %02" PRIx64 "\n", txt, |
1547 | addr, asi, r1 & 0xff); | |
8543e2cf BS |
1548 | break; |
1549 | case 2: | |
1a2fb1c0 BS |
1550 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %04" PRIx64 "\n", txt, |
1551 | addr, asi, r1 & 0xffff); | |
8543e2cf BS |
1552 | break; |
1553 | case 4: | |
1a2fb1c0 BS |
1554 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %08" PRIx64 "\n", txt, |
1555 | addr, asi, r1 & 0xffffffff); | |
8543e2cf BS |
1556 | break; |
1557 | case 8: | |
1a2fb1c0 BS |
1558 | DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %016" PRIx64 "\n", txt, |
1559 | addr, asi, r1); | |
8543e2cf BS |
1560 | break; |
1561 | } | |
1562 | } | |
1563 | #endif | |
1564 | ||
1a2fb1c0 BS |
1565 | #ifndef TARGET_SPARC64 |
1566 | #ifndef CONFIG_USER_ONLY | |
1567 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) | |
e8af50a3 | 1568 | { |
1a2fb1c0 | 1569 | uint64_t ret = 0; |
8543e2cf | 1570 | #if defined(DEBUG_MXCC) || defined(DEBUG_ASI) |
1a2fb1c0 | 1571 | uint32_t last_addr = addr; |
952a328f | 1572 | #endif |
e80cfcfc | 1573 | |
c2bc0e38 | 1574 | helper_check_align(addr, size - 1); |
e80cfcfc | 1575 | switch (asi) { |
6c36d3fa | 1576 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 1577 | switch (addr) { |
952a328f | 1578 | case 0x01c00a00: /* MXCC control register */ |
1a2fb1c0 BS |
1579 | if (size == 8) |
1580 | ret = env->mxccregs[3]; | |
1581 | else | |
77f193da BS |
1582 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1583 | size); | |
952a328f BS |
1584 | break; |
1585 | case 0x01c00a04: /* MXCC control register */ | |
1586 | if (size == 4) | |
1587 | ret = env->mxccregs[3]; | |
1588 | else | |
77f193da BS |
1589 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1590 | size); | |
952a328f | 1591 | break; |
295db113 BS |
1592 | case 0x01c00c00: /* Module reset register */ |
1593 | if (size == 8) { | |
1a2fb1c0 | 1594 | ret = env->mxccregs[5]; |
295db113 BS |
1595 | // should we do something here? |
1596 | } else | |
77f193da BS |
1597 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1598 | size); | |
295db113 | 1599 | break; |
952a328f | 1600 | case 0x01c00f00: /* MBus port address register */ |
1a2fb1c0 BS |
1601 | if (size == 8) |
1602 | ret = env->mxccregs[7]; | |
1603 | else | |
77f193da BS |
1604 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1605 | size); | |
952a328f BS |
1606 | break; |
1607 | default: | |
77f193da BS |
1608 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
1609 | size); | |
952a328f BS |
1610 | break; |
1611 | } | |
77f193da | 1612 | DPRINTF_MXCC("asi = %d, size = %d, sign = %d, " |
9827e450 | 1613 | "addr = %08x -> ret = %" PRIx64 "," |
1a2fb1c0 | 1614 | "addr = %08x\n", asi, size, sign, last_addr, ret, addr); |
952a328f BS |
1615 | #ifdef DEBUG_MXCC |
1616 | dump_mxcc(env); | |
1617 | #endif | |
6c36d3fa | 1618 | break; |
e8af50a3 | 1619 | case 3: /* MMU probe */ |
0f8a249a BS |
1620 | { |
1621 | int mmulev; | |
1622 | ||
1a2fb1c0 | 1623 | mmulev = (addr >> 8) & 15; |
0f8a249a BS |
1624 | if (mmulev > 4) |
1625 | ret = 0; | |
1a2fb1c0 BS |
1626 | else |
1627 | ret = mmu_probe(env, addr, mmulev); | |
1628 | DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08" PRIx64 "\n", | |
1629 | addr, mmulev, ret); | |
0f8a249a BS |
1630 | } |
1631 | break; | |
e8af50a3 | 1632 | case 4: /* read MMU regs */ |
0f8a249a | 1633 | { |
1a2fb1c0 | 1634 | int reg = (addr >> 8) & 0x1f; |
3b46e624 | 1635 | |
0f8a249a BS |
1636 | ret = env->mmuregs[reg]; |
1637 | if (reg == 3) /* Fault status cleared on read */ | |
3dd9a152 BS |
1638 | env->mmuregs[3] = 0; |
1639 | else if (reg == 0x13) /* Fault status read */ | |
1640 | ret = env->mmuregs[3]; | |
1641 | else if (reg == 0x14) /* Fault address read */ | |
1642 | ret = env->mmuregs[4]; | |
1a2fb1c0 | 1643 | DPRINTF_MMU("mmu_read: reg[%d] = 0x%08" PRIx64 "\n", reg, ret); |
0f8a249a BS |
1644 | } |
1645 | break; | |
045380be BS |
1646 | case 5: // Turbosparc ITLB Diagnostic |
1647 | case 6: // Turbosparc DTLB Diagnostic | |
1648 | case 7: // Turbosparc IOTLB Diagnostic | |
1649 | break; | |
6c36d3fa BS |
1650 | case 9: /* Supervisor code access */ |
1651 | switch(size) { | |
1652 | case 1: | |
1a2fb1c0 | 1653 | ret = ldub_code(addr); |
6c36d3fa BS |
1654 | break; |
1655 | case 2: | |
a4e7dd52 | 1656 | ret = lduw_code(addr); |
6c36d3fa BS |
1657 | break; |
1658 | default: | |
1659 | case 4: | |
a4e7dd52 | 1660 | ret = ldl_code(addr); |
6c36d3fa BS |
1661 | break; |
1662 | case 8: | |
a4e7dd52 | 1663 | ret = ldq_code(addr); |
6c36d3fa BS |
1664 | break; |
1665 | } | |
1666 | break; | |
81ad8ba2 BS |
1667 | case 0xa: /* User data access */ |
1668 | switch(size) { | |
1669 | case 1: | |
1a2fb1c0 | 1670 | ret = ldub_user(addr); |
81ad8ba2 BS |
1671 | break; |
1672 | case 2: | |
a4e7dd52 | 1673 | ret = lduw_user(addr); |
81ad8ba2 BS |
1674 | break; |
1675 | default: | |
1676 | case 4: | |
a4e7dd52 | 1677 | ret = ldl_user(addr); |
81ad8ba2 BS |
1678 | break; |
1679 | case 8: | |
a4e7dd52 | 1680 | ret = ldq_user(addr); |
81ad8ba2 BS |
1681 | break; |
1682 | } | |
1683 | break; | |
1684 | case 0xb: /* Supervisor data access */ | |
1685 | switch(size) { | |
1686 | case 1: | |
1a2fb1c0 | 1687 | ret = ldub_kernel(addr); |
81ad8ba2 BS |
1688 | break; |
1689 | case 2: | |
a4e7dd52 | 1690 | ret = lduw_kernel(addr); |
81ad8ba2 BS |
1691 | break; |
1692 | default: | |
1693 | case 4: | |
a4e7dd52 | 1694 | ret = ldl_kernel(addr); |
81ad8ba2 BS |
1695 | break; |
1696 | case 8: | |
a4e7dd52 | 1697 | ret = ldq_kernel(addr); |
81ad8ba2 BS |
1698 | break; |
1699 | } | |
1700 | break; | |
6c36d3fa BS |
1701 | case 0xc: /* I-cache tag */ |
1702 | case 0xd: /* I-cache data */ | |
1703 | case 0xe: /* D-cache tag */ | |
1704 | case 0xf: /* D-cache data */ | |
1705 | break; | |
1706 | case 0x20: /* MMU passthrough */ | |
02aab46a FB |
1707 | switch(size) { |
1708 | case 1: | |
1a2fb1c0 | 1709 | ret = ldub_phys(addr); |
02aab46a FB |
1710 | break; |
1711 | case 2: | |
a4e7dd52 | 1712 | ret = lduw_phys(addr); |
02aab46a FB |
1713 | break; |
1714 | default: | |
1715 | case 4: | |
a4e7dd52 | 1716 | ret = ldl_phys(addr); |
02aab46a | 1717 | break; |
9e61bde5 | 1718 | case 8: |
a4e7dd52 | 1719 | ret = ldq_phys(addr); |
0f8a249a | 1720 | break; |
02aab46a | 1721 | } |
0f8a249a | 1722 | break; |
7d85892b | 1723 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
5dcb6b91 BS |
1724 | switch(size) { |
1725 | case 1: | |
c227f099 AL |
1726 | ret = ldub_phys((target_phys_addr_t)addr |
1727 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1728 | break; |
1729 | case 2: | |
c227f099 AL |
1730 | ret = lduw_phys((target_phys_addr_t)addr |
1731 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1732 | break; |
1733 | default: | |
1734 | case 4: | |
c227f099 AL |
1735 | ret = ldl_phys((target_phys_addr_t)addr |
1736 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
5dcb6b91 BS |
1737 | break; |
1738 | case 8: | |
c227f099 AL |
1739 | ret = ldq_phys((target_phys_addr_t)addr |
1740 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
0f8a249a | 1741 | break; |
5dcb6b91 | 1742 | } |
0f8a249a | 1743 | break; |
045380be BS |
1744 | case 0x30: // Turbosparc secondary cache diagnostic |
1745 | case 0x31: // Turbosparc RAM snoop | |
1746 | case 0x32: // Turbosparc page table descriptor diagnostic | |
666c87aa BS |
1747 | case 0x39: /* data cache diagnostic register */ |
1748 | ret = 0; | |
1749 | break; | |
4017190e BS |
1750 | case 0x38: /* SuperSPARC MMU Breakpoint Control Registers */ |
1751 | { | |
1752 | int reg = (addr >> 8) & 3; | |
1753 | ||
1754 | switch(reg) { | |
1755 | case 0: /* Breakpoint Value (Addr) */ | |
1756 | ret = env->mmubpregs[reg]; | |
1757 | break; | |
1758 | case 1: /* Breakpoint Mask */ | |
1759 | ret = env->mmubpregs[reg]; | |
1760 | break; | |
1761 | case 2: /* Breakpoint Control */ | |
1762 | ret = env->mmubpregs[reg]; | |
1763 | break; | |
1764 | case 3: /* Breakpoint Status */ | |
1765 | ret = env->mmubpregs[reg]; | |
1766 | env->mmubpregs[reg] = 0ULL; | |
1767 | break; | |
1768 | } | |
0bf9e31a BS |
1769 | DPRINTF_MMU("read breakpoint reg[%d] 0x%016" PRIx64 "\n", reg, |
1770 | ret); | |
4017190e BS |
1771 | } |
1772 | break; | |
045380be | 1773 | case 8: /* User code access, XXX */ |
e8af50a3 | 1774 | default: |
e18231a3 | 1775 | do_unassigned_access(addr, 0, 0, asi, size); |
0f8a249a BS |
1776 | ret = 0; |
1777 | break; | |
e8af50a3 | 1778 | } |
81ad8ba2 BS |
1779 | if (sign) { |
1780 | switch(size) { | |
1781 | case 1: | |
1a2fb1c0 | 1782 | ret = (int8_t) ret; |
e32664fb | 1783 | break; |
81ad8ba2 | 1784 | case 2: |
1a2fb1c0 BS |
1785 | ret = (int16_t) ret; |
1786 | break; | |
1787 | case 4: | |
1788 | ret = (int32_t) ret; | |
e32664fb | 1789 | break; |
81ad8ba2 | 1790 | default: |
81ad8ba2 BS |
1791 | break; |
1792 | } | |
1793 | } | |
8543e2cf | 1794 | #ifdef DEBUG_ASI |
1a2fb1c0 | 1795 | dump_asi("read ", last_addr, asi, size, ret); |
8543e2cf | 1796 | #endif |
1a2fb1c0 | 1797 | return ret; |
e8af50a3 FB |
1798 | } |
1799 | ||
1a2fb1c0 | 1800 | void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size) |
e8af50a3 | 1801 | { |
c2bc0e38 | 1802 | helper_check_align(addr, size - 1); |
e8af50a3 | 1803 | switch(asi) { |
6c36d3fa | 1804 | case 2: /* SuperSparc MXCC registers */ |
1a2fb1c0 | 1805 | switch (addr) { |
952a328f BS |
1806 | case 0x01c00000: /* MXCC stream data register 0 */ |
1807 | if (size == 8) | |
1a2fb1c0 | 1808 | env->mxccdata[0] = val; |
952a328f | 1809 | else |
77f193da BS |
1810 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1811 | size); | |
952a328f BS |
1812 | break; |
1813 | case 0x01c00008: /* MXCC stream data register 1 */ | |
1814 | if (size == 8) | |
1a2fb1c0 | 1815 | env->mxccdata[1] = val; |
952a328f | 1816 | else |
77f193da BS |
1817 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1818 | size); | |
952a328f BS |
1819 | break; |
1820 | case 0x01c00010: /* MXCC stream data register 2 */ | |
1821 | if (size == 8) | |
1a2fb1c0 | 1822 | env->mxccdata[2] = val; |
952a328f | 1823 | else |
77f193da BS |
1824 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1825 | size); | |
952a328f BS |
1826 | break; |
1827 | case 0x01c00018: /* MXCC stream data register 3 */ | |
1828 | if (size == 8) | |
1a2fb1c0 | 1829 | env->mxccdata[3] = val; |
952a328f | 1830 | else |
77f193da BS |
1831 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1832 | size); | |
952a328f BS |
1833 | break; |
1834 | case 0x01c00100: /* MXCC stream source */ | |
1835 | if (size == 8) | |
1a2fb1c0 | 1836 | env->mxccregs[0] = val; |
952a328f | 1837 | else |
77f193da BS |
1838 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1839 | size); | |
1840 | env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1841 | 0); | |
1842 | env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1843 | 8); | |
1844 | env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1845 | 16); | |
1846 | env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + | |
1847 | 24); | |
952a328f BS |
1848 | break; |
1849 | case 0x01c00200: /* MXCC stream destination */ | |
1850 | if (size == 8) | |
1a2fb1c0 | 1851 | env->mxccregs[1] = val; |
952a328f | 1852 | else |
77f193da BS |
1853 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1854 | size); | |
1855 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0, | |
1856 | env->mxccdata[0]); | |
1857 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8, | |
1858 | env->mxccdata[1]); | |
1859 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16, | |
1860 | env->mxccdata[2]); | |
1861 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24, | |
1862 | env->mxccdata[3]); | |
952a328f BS |
1863 | break; |
1864 | case 0x01c00a00: /* MXCC control register */ | |
1865 | if (size == 8) | |
1a2fb1c0 | 1866 | env->mxccregs[3] = val; |
952a328f | 1867 | else |
77f193da BS |
1868 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1869 | size); | |
952a328f BS |
1870 | break; |
1871 | case 0x01c00a04: /* MXCC control register */ | |
1872 | if (size == 4) | |
9f4576f0 | 1873 | env->mxccregs[3] = (env->mxccregs[3] & 0xffffffff00000000ULL) |
77f193da | 1874 | | val; |
952a328f | 1875 | else |
77f193da BS |
1876 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1877 | size); | |
952a328f BS |
1878 | break; |
1879 | case 0x01c00e00: /* MXCC error register */ | |
bbf7d96b | 1880 | // writing a 1 bit clears the error |
952a328f | 1881 | if (size == 8) |
1a2fb1c0 | 1882 | env->mxccregs[6] &= ~val; |
952a328f | 1883 | else |
77f193da BS |
1884 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1885 | size); | |
952a328f BS |
1886 | break; |
1887 | case 0x01c00f00: /* MBus port address register */ | |
1888 | if (size == 8) | |
1a2fb1c0 | 1889 | env->mxccregs[7] = val; |
952a328f | 1890 | else |
77f193da BS |
1891 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr, |
1892 | size); | |
952a328f BS |
1893 | break; |
1894 | default: | |
77f193da BS |
1895 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr, |
1896 | size); | |
952a328f BS |
1897 | break; |
1898 | } | |
9827e450 BS |
1899 | DPRINTF_MXCC("asi = %d, size = %d, addr = %08x, val = %" PRIx64 "\n", |
1900 | asi, size, addr, val); | |
952a328f BS |
1901 | #ifdef DEBUG_MXCC |
1902 | dump_mxcc(env); | |
1903 | #endif | |
6c36d3fa | 1904 | break; |
e8af50a3 | 1905 | case 3: /* MMU flush */ |
0f8a249a BS |
1906 | { |
1907 | int mmulev; | |
e80cfcfc | 1908 | |
1a2fb1c0 | 1909 | mmulev = (addr >> 8) & 15; |
952a328f | 1910 | DPRINTF_MMU("mmu flush level %d\n", mmulev); |
0f8a249a BS |
1911 | switch (mmulev) { |
1912 | case 0: // flush page | |
1a2fb1c0 | 1913 | tlb_flush_page(env, addr & 0xfffff000); |
0f8a249a BS |
1914 | break; |
1915 | case 1: // flush segment (256k) | |
1916 | case 2: // flush region (16M) | |
1917 | case 3: // flush context (4G) | |
1918 | case 4: // flush entire | |
1919 | tlb_flush(env, 1); | |
1920 | break; | |
1921 | default: | |
1922 | break; | |
1923 | } | |
55754d9e | 1924 | #ifdef DEBUG_MMU |
0f8a249a | 1925 | dump_mmu(env); |
55754d9e | 1926 | #endif |
0f8a249a | 1927 | } |
8543e2cf | 1928 | break; |
e8af50a3 | 1929 | case 4: /* write MMU regs */ |
0f8a249a | 1930 | { |
1a2fb1c0 | 1931 | int reg = (addr >> 8) & 0x1f; |
0f8a249a | 1932 | uint32_t oldreg; |
3b46e624 | 1933 | |
0f8a249a | 1934 | oldreg = env->mmuregs[reg]; |
55754d9e | 1935 | switch(reg) { |
3deaeab7 | 1936 | case 0: // Control Register |
3dd9a152 | 1937 | env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) | |
1a2fb1c0 | 1938 | (val & 0x00ffffff); |
0f8a249a BS |
1939 | // Mappings generated during no-fault mode or MMU |
1940 | // disabled mode are invalid in normal mode | |
5578ceab BS |
1941 | if ((oldreg & (MMU_E | MMU_NF | env->def->mmu_bm)) != |
1942 | (env->mmuregs[reg] & (MMU_E | MMU_NF | env->def->mmu_bm))) | |
55754d9e FB |
1943 | tlb_flush(env, 1); |
1944 | break; | |
3deaeab7 | 1945 | case 1: // Context Table Pointer Register |
5578ceab | 1946 | env->mmuregs[reg] = val & env->def->mmu_ctpr_mask; |
3deaeab7 BS |
1947 | break; |
1948 | case 2: // Context Register | |
5578ceab | 1949 | env->mmuregs[reg] = val & env->def->mmu_cxr_mask; |
55754d9e FB |
1950 | if (oldreg != env->mmuregs[reg]) { |
1951 | /* we flush when the MMU context changes because | |
1952 | QEMU has no MMU context support */ | |
1953 | tlb_flush(env, 1); | |
1954 | } | |
1955 | break; | |
3deaeab7 BS |
1956 | case 3: // Synchronous Fault Status Register with Clear |
1957 | case 4: // Synchronous Fault Address Register | |
1958 | break; | |
1959 | case 0x10: // TLB Replacement Control Register | |
5578ceab | 1960 | env->mmuregs[reg] = val & env->def->mmu_trcr_mask; |
55754d9e | 1961 | break; |
3deaeab7 | 1962 | case 0x13: // Synchronous Fault Status Register with Read and Clear |
5578ceab | 1963 | env->mmuregs[3] = val & env->def->mmu_sfsr_mask; |
3dd9a152 | 1964 | break; |
3deaeab7 | 1965 | case 0x14: // Synchronous Fault Address Register |
1a2fb1c0 | 1966 | env->mmuregs[4] = val; |
3dd9a152 | 1967 | break; |
55754d9e | 1968 | default: |
1a2fb1c0 | 1969 | env->mmuregs[reg] = val; |
55754d9e FB |
1970 | break; |
1971 | } | |
55754d9e | 1972 | if (oldreg != env->mmuregs[reg]) { |
77f193da BS |
1973 | DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n", |
1974 | reg, oldreg, env->mmuregs[reg]); | |
55754d9e | 1975 | } |
952a328f | 1976 | #ifdef DEBUG_MMU |
0f8a249a | 1977 | dump_mmu(env); |
55754d9e | 1978 | #endif |
0f8a249a | 1979 | } |
8543e2cf | 1980 | break; |
045380be BS |
1981 | case 5: // Turbosparc ITLB Diagnostic |
1982 | case 6: // Turbosparc DTLB Diagnostic | |
1983 | case 7: // Turbosparc IOTLB Diagnostic | |
1984 | break; | |
81ad8ba2 BS |
1985 | case 0xa: /* User data access */ |
1986 | switch(size) { | |
1987 | case 1: | |
1a2fb1c0 | 1988 | stb_user(addr, val); |
81ad8ba2 BS |
1989 | break; |
1990 | case 2: | |
a4e7dd52 | 1991 | stw_user(addr, val); |
81ad8ba2 BS |
1992 | break; |
1993 | default: | |
1994 | case 4: | |
a4e7dd52 | 1995 | stl_user(addr, val); |
81ad8ba2 BS |
1996 | break; |
1997 | case 8: | |
a4e7dd52 | 1998 | stq_user(addr, val); |
81ad8ba2 BS |
1999 | break; |
2000 | } | |
2001 | break; | |
2002 | case 0xb: /* Supervisor data access */ | |
2003 | switch(size) { | |
2004 | case 1: | |
1a2fb1c0 | 2005 | stb_kernel(addr, val); |
81ad8ba2 BS |
2006 | break; |
2007 | case 2: | |
a4e7dd52 | 2008 | stw_kernel(addr, val); |
81ad8ba2 BS |
2009 | break; |
2010 | default: | |
2011 | case 4: | |
a4e7dd52 | 2012 | stl_kernel(addr, val); |
81ad8ba2 BS |
2013 | break; |
2014 | case 8: | |
a4e7dd52 | 2015 | stq_kernel(addr, val); |
81ad8ba2 BS |
2016 | break; |
2017 | } | |
2018 | break; | |
6c36d3fa BS |
2019 | case 0xc: /* I-cache tag */ |
2020 | case 0xd: /* I-cache data */ | |
2021 | case 0xe: /* D-cache tag */ | |
2022 | case 0xf: /* D-cache data */ | |
2023 | case 0x10: /* I/D-cache flush page */ | |
2024 | case 0x11: /* I/D-cache flush segment */ | |
2025 | case 0x12: /* I/D-cache flush region */ | |
2026 | case 0x13: /* I/D-cache flush context */ | |
2027 | case 0x14: /* I/D-cache flush user */ | |
2028 | break; | |
e80cfcfc | 2029 | case 0x17: /* Block copy, sta access */ |
0f8a249a | 2030 | { |
1a2fb1c0 BS |
2031 | // val = src |
2032 | // addr = dst | |
0f8a249a | 2033 | // copy 32 bytes |
6c36d3fa | 2034 | unsigned int i; |
1a2fb1c0 | 2035 | uint32_t src = val & ~3, dst = addr & ~3, temp; |
3b46e624 | 2036 | |
6c36d3fa BS |
2037 | for (i = 0; i < 32; i += 4, src += 4, dst += 4) { |
2038 | temp = ldl_kernel(src); | |
2039 | stl_kernel(dst, temp); | |
2040 | } | |
0f8a249a | 2041 | } |
8543e2cf | 2042 | break; |
e80cfcfc | 2043 | case 0x1f: /* Block fill, stda access */ |
0f8a249a | 2044 | { |
1a2fb1c0 BS |
2045 | // addr = dst |
2046 | // fill 32 bytes with val | |
6c36d3fa | 2047 | unsigned int i; |
1a2fb1c0 | 2048 | uint32_t dst = addr & 7; |
6c36d3fa BS |
2049 | |
2050 | for (i = 0; i < 32; i += 8, dst += 8) | |
2051 | stq_kernel(dst, val); | |
0f8a249a | 2052 | } |
8543e2cf | 2053 | break; |
6c36d3fa | 2054 | case 0x20: /* MMU passthrough */ |
0f8a249a | 2055 | { |
02aab46a FB |
2056 | switch(size) { |
2057 | case 1: | |
1a2fb1c0 | 2058 | stb_phys(addr, val); |
02aab46a FB |
2059 | break; |
2060 | case 2: | |
a4e7dd52 | 2061 | stw_phys(addr, val); |
02aab46a FB |
2062 | break; |
2063 | case 4: | |
2064 | default: | |
a4e7dd52 | 2065 | stl_phys(addr, val); |
02aab46a | 2066 | break; |
9e61bde5 | 2067 | case 8: |
a4e7dd52 | 2068 | stq_phys(addr, val); |
9e61bde5 | 2069 | break; |
02aab46a | 2070 | } |
0f8a249a | 2071 | } |
8543e2cf | 2072 | break; |
045380be | 2073 | case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */ |
0f8a249a | 2074 | { |
5dcb6b91 BS |
2075 | switch(size) { |
2076 | case 1: | |
c227f099 AL |
2077 | stb_phys((target_phys_addr_t)addr |
2078 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
2079 | break; |
2080 | case 2: | |
c227f099 AL |
2081 | stw_phys((target_phys_addr_t)addr |
2082 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
2083 | break; |
2084 | case 4: | |
2085 | default: | |
c227f099 AL |
2086 | stl_phys((target_phys_addr_t)addr |
2087 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
2088 | break; |
2089 | case 8: | |
c227f099 AL |
2090 | stq_phys((target_phys_addr_t)addr |
2091 | | ((target_phys_addr_t)(asi & 0xf) << 32), val); | |
5dcb6b91 BS |
2092 | break; |
2093 | } | |
0f8a249a | 2094 | } |
8543e2cf | 2095 | break; |
045380be BS |
2096 | case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic |
2097 | case 0x31: // store buffer data, Ross RT620 I-cache flush or | |
2098 | // Turbosparc snoop RAM | |
77f193da BS |
2099 | case 0x32: // store buffer control or Turbosparc page table |
2100 | // descriptor diagnostic | |
6c36d3fa BS |
2101 | case 0x36: /* I-cache flash clear */ |
2102 | case 0x37: /* D-cache flash clear */ | |
666c87aa | 2103 | case 0x4c: /* breakpoint action */ |
6c36d3fa | 2104 | break; |
4017190e BS |
2105 | case 0x38: /* SuperSPARC MMU Breakpoint Control Registers*/ |
2106 | { | |
2107 | int reg = (addr >> 8) & 3; | |
2108 | ||
2109 | switch(reg) { | |
2110 | case 0: /* Breakpoint Value (Addr) */ | |
2111 | env->mmubpregs[reg] = (val & 0xfffffffffULL); | |
2112 | break; | |
2113 | case 1: /* Breakpoint Mask */ | |
2114 | env->mmubpregs[reg] = (val & 0xfffffffffULL); | |
2115 | break; | |
2116 | case 2: /* Breakpoint Control */ | |
2117 | env->mmubpregs[reg] = (val & 0x7fULL); | |
2118 | break; | |
2119 | case 3: /* Breakpoint Status */ | |
2120 | env->mmubpregs[reg] = (val & 0xfULL); | |
2121 | break; | |
2122 | } | |
0bf9e31a | 2123 | DPRINTF_MMU("write breakpoint reg[%d] 0x%016x\n", reg, |
4017190e BS |
2124 | env->mmuregs[reg]); |
2125 | } | |
2126 | break; | |
045380be | 2127 | case 8: /* User code access, XXX */ |
6c36d3fa | 2128 | case 9: /* Supervisor code access, XXX */ |
e8af50a3 | 2129 | default: |
e18231a3 | 2130 | do_unassigned_access(addr, 1, 0, asi, size); |
8543e2cf | 2131 | break; |
e8af50a3 | 2132 | } |
8543e2cf | 2133 | #ifdef DEBUG_ASI |
1a2fb1c0 | 2134 | dump_asi("write", addr, asi, size, val); |
8543e2cf | 2135 | #endif |
e8af50a3 FB |
2136 | } |
2137 | ||
81ad8ba2 BS |
2138 | #endif /* CONFIG_USER_ONLY */ |
2139 | #else /* TARGET_SPARC64 */ | |
2140 | ||
2141 | #ifdef CONFIG_USER_ONLY | |
1a2fb1c0 | 2142 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
81ad8ba2 BS |
2143 | { |
2144 | uint64_t ret = 0; | |
1a2fb1c0 BS |
2145 | #if defined(DEBUG_ASI) |
2146 | target_ulong last_addr = addr; | |
2147 | #endif | |
81ad8ba2 BS |
2148 | |
2149 | if (asi < 0x80) | |
2150 | raise_exception(TT_PRIV_ACT); | |
2151 | ||
c2bc0e38 | 2152 | helper_check_align(addr, size - 1); |
41db525e | 2153 | addr = address_mask(env, addr); |
c2bc0e38 | 2154 | |
81ad8ba2 | 2155 | switch (asi) { |
81ad8ba2 | 2156 | case 0x82: // Primary no-fault |
81ad8ba2 | 2157 | case 0x8a: // Primary no-fault LE |
e83ce550 BS |
2158 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
2159 | #ifdef DEBUG_ASI | |
2160 | dump_asi("read ", last_addr, asi, size, ret); | |
2161 | #endif | |
2162 | return 0; | |
2163 | } | |
2164 | // Fall through | |
2165 | case 0x80: // Primary | |
2166 | case 0x88: // Primary LE | |
81ad8ba2 BS |
2167 | { |
2168 | switch(size) { | |
2169 | case 1: | |
1a2fb1c0 | 2170 | ret = ldub_raw(addr); |
81ad8ba2 BS |
2171 | break; |
2172 | case 2: | |
a4e7dd52 | 2173 | ret = lduw_raw(addr); |
81ad8ba2 BS |
2174 | break; |
2175 | case 4: | |
a4e7dd52 | 2176 | ret = ldl_raw(addr); |
81ad8ba2 BS |
2177 | break; |
2178 | default: | |
2179 | case 8: | |
a4e7dd52 | 2180 | ret = ldq_raw(addr); |
81ad8ba2 BS |
2181 | break; |
2182 | } | |
2183 | } | |
2184 | break; | |
81ad8ba2 | 2185 | case 0x83: // Secondary no-fault |
81ad8ba2 | 2186 | case 0x8b: // Secondary no-fault LE |
e83ce550 BS |
2187 | if (page_check_range(addr, size, PAGE_READ) == -1) { |
2188 | #ifdef DEBUG_ASI | |
2189 | dump_asi("read ", last_addr, asi, size, ret); | |
2190 | #endif | |
2191 | return 0; | |
2192 | } | |
2193 | // Fall through | |
2194 | case 0x81: // Secondary | |
2195 | case 0x89: // Secondary LE | |
81ad8ba2 BS |
2196 | // XXX |
2197 | break; | |
2198 | default: | |
2199 | break; | |
2200 | } | |
2201 | ||
2202 | /* Convert from little endian */ | |
2203 | switch (asi) { | |
2204 | case 0x88: // Primary LE | |
2205 | case 0x89: // Secondary LE | |
2206 | case 0x8a: // Primary no-fault LE | |
2207 | case 0x8b: // Secondary no-fault LE | |
2208 | switch(size) { | |
2209 | case 2: | |
2210 | ret = bswap16(ret); | |
e32664fb | 2211 | break; |
81ad8ba2 BS |
2212 | case 4: |
2213 | ret = bswap32(ret); | |
e32664fb | 2214 | break; |
81ad8ba2 BS |
2215 | case 8: |
2216 | ret = bswap64(ret); | |
e32664fb | 2217 | break; |
81ad8ba2 BS |
2218 | default: |
2219 | break; | |
2220 | } | |
2221 | default: | |
2222 | break; | |
2223 | } | |
2224 | ||
2225 | /* Convert to signed number */ | |
2226 | if (sign) { | |
2227 | switch(size) { | |
2228 | case 1: | |
2229 | ret = (int8_t) ret; | |
e32664fb | 2230 | break; |
81ad8ba2 BS |
2231 | case 2: |
2232 | ret = (int16_t) ret; | |
e32664fb | 2233 | break; |
81ad8ba2 BS |
2234 | case 4: |
2235 | ret = (int32_t) ret; | |
e32664fb | 2236 | break; |
81ad8ba2 BS |
2237 | default: |
2238 | break; | |
2239 | } | |
2240 | } | |
1a2fb1c0 BS |
2241 | #ifdef DEBUG_ASI |
2242 | dump_asi("read ", last_addr, asi, size, ret); | |
2243 | #endif | |
2244 | return ret; | |
81ad8ba2 BS |
2245 | } |
2246 | ||
1a2fb1c0 | 2247 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
81ad8ba2 | 2248 | { |
1a2fb1c0 BS |
2249 | #ifdef DEBUG_ASI |
2250 | dump_asi("write", addr, asi, size, val); | |
2251 | #endif | |
81ad8ba2 BS |
2252 | if (asi < 0x80) |
2253 | raise_exception(TT_PRIV_ACT); | |
2254 | ||
c2bc0e38 | 2255 | helper_check_align(addr, size - 1); |
41db525e | 2256 | addr = address_mask(env, addr); |
c2bc0e38 | 2257 | |
81ad8ba2 BS |
2258 | /* Convert to little endian */ |
2259 | switch (asi) { | |
2260 | case 0x88: // Primary LE | |
2261 | case 0x89: // Secondary LE | |
2262 | switch(size) { | |
2263 | case 2: | |
5b0f0bec | 2264 | val = bswap16(val); |
e32664fb | 2265 | break; |
81ad8ba2 | 2266 | case 4: |
5b0f0bec | 2267 | val = bswap32(val); |
e32664fb | 2268 | break; |
81ad8ba2 | 2269 | case 8: |
5b0f0bec | 2270 | val = bswap64(val); |
e32664fb | 2271 | break; |
81ad8ba2 BS |
2272 | default: |
2273 | break; | |
2274 | } | |
2275 | default: | |
2276 | break; | |
2277 | } | |
2278 | ||
2279 | switch(asi) { | |
2280 | case 0x80: // Primary | |
2281 | case 0x88: // Primary LE | |
2282 | { | |
2283 | switch(size) { | |
2284 | case 1: | |
1a2fb1c0 | 2285 | stb_raw(addr, val); |
81ad8ba2 BS |
2286 | break; |
2287 | case 2: | |
a4e7dd52 | 2288 | stw_raw(addr, val); |
81ad8ba2 BS |
2289 | break; |
2290 | case 4: | |
a4e7dd52 | 2291 | stl_raw(addr, val); |
81ad8ba2 BS |
2292 | break; |
2293 | case 8: | |
2294 | default: | |
a4e7dd52 | 2295 | stq_raw(addr, val); |
81ad8ba2 BS |
2296 | break; |
2297 | } | |
2298 | } | |
2299 | break; | |
2300 | case 0x81: // Secondary | |
2301 | case 0x89: // Secondary LE | |
2302 | // XXX | |
2303 | return; | |
2304 | ||
2305 | case 0x82: // Primary no-fault, RO | |
2306 | case 0x83: // Secondary no-fault, RO | |
2307 | case 0x8a: // Primary no-fault LE, RO | |
2308 | case 0x8b: // Secondary no-fault LE, RO | |
2309 | default: | |
e18231a3 | 2310 | do_unassigned_access(addr, 1, 0, 1, size); |
81ad8ba2 BS |
2311 | return; |
2312 | } | |
2313 | } | |
2314 | ||
2315 | #else /* CONFIG_USER_ONLY */ | |
3475187d | 2316 | |
1a2fb1c0 | 2317 | uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) |
3475187d | 2318 | { |
83469015 | 2319 | uint64_t ret = 0; |
1a2fb1c0 BS |
2320 | #if defined(DEBUG_ASI) |
2321 | target_ulong last_addr = addr; | |
2322 | #endif | |
3475187d | 2323 | |
01b5d4e5 IK |
2324 | asi &= 0xff; |
2325 | ||
6f27aba6 | 2326 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
2aae2b8e | 2327 | || (cpu_has_hypervisor(env) |
5578ceab | 2328 | && asi >= 0x30 && asi < 0x80 |
fb79ceb9 | 2329 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 2330 | raise_exception(TT_PRIV_ACT); |
3475187d | 2331 | |
c2bc0e38 | 2332 | helper_check_align(addr, size - 1); |
3475187d | 2333 | switch (asi) { |
e83ce550 BS |
2334 | case 0x82: // Primary no-fault |
2335 | case 0x8a: // Primary no-fault LE | |
2065061e IK |
2336 | case 0x83: // Secondary no-fault |
2337 | case 0x8b: // Secondary no-fault LE | |
2338 | { | |
2339 | /* secondary space access has lowest asi bit equal to 1 */ | |
2340 | int access_mmu_idx = ( asi & 1 ) ? MMU_KERNEL_IDX | |
2341 | : MMU_KERNEL_SECONDARY_IDX; | |
2342 | ||
2343 | if (cpu_get_phys_page_nofault(env, addr, access_mmu_idx) == -1ULL) { | |
e83ce550 | 2344 | #ifdef DEBUG_ASI |
2065061e | 2345 | dump_asi("read ", last_addr, asi, size, ret); |
e83ce550 | 2346 | #endif |
2065061e IK |
2347 | return 0; |
2348 | } | |
e83ce550 BS |
2349 | } |
2350 | // Fall through | |
81ad8ba2 | 2351 | case 0x10: // As if user primary |
2065061e | 2352 | case 0x11: // As if user secondary |
81ad8ba2 | 2353 | case 0x18: // As if user primary LE |
2065061e | 2354 | case 0x19: // As if user secondary LE |
81ad8ba2 | 2355 | case 0x80: // Primary |
2065061e | 2356 | case 0x81: // Secondary |
81ad8ba2 | 2357 | case 0x88: // Primary LE |
2065061e | 2358 | case 0x89: // Secondary LE |
c99657d3 BS |
2359 | case 0xe2: // UA2007 Primary block init |
2360 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 2361 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
2aae2b8e | 2362 | if (cpu_hypervisor_mode(env)) { |
6f27aba6 BS |
2363 | switch(size) { |
2364 | case 1: | |
1a2fb1c0 | 2365 | ret = ldub_hypv(addr); |
6f27aba6 BS |
2366 | break; |
2367 | case 2: | |
a4e7dd52 | 2368 | ret = lduw_hypv(addr); |
6f27aba6 BS |
2369 | break; |
2370 | case 4: | |
a4e7dd52 | 2371 | ret = ldl_hypv(addr); |
6f27aba6 BS |
2372 | break; |
2373 | default: | |
2374 | case 8: | |
a4e7dd52 | 2375 | ret = ldq_hypv(addr); |
6f27aba6 BS |
2376 | break; |
2377 | } | |
2378 | } else { | |
2065061e IK |
2379 | /* secondary space access has lowest asi bit equal to 1 */ |
2380 | if (asi & 1) { | |
2381 | switch(size) { | |
2382 | case 1: | |
2383 | ret = ldub_kernel_secondary(addr); | |
2384 | break; | |
2385 | case 2: | |
2386 | ret = lduw_kernel_secondary(addr); | |
2387 | break; | |
2388 | case 4: | |
2389 | ret = ldl_kernel_secondary(addr); | |
2390 | break; | |
2391 | default: | |
2392 | case 8: | |
2393 | ret = ldq_kernel_secondary(addr); | |
2394 | break; | |
2395 | } | |
2396 | } else { | |
2397 | switch(size) { | |
2398 | case 1: | |
2399 | ret = ldub_kernel(addr); | |
2400 | break; | |
2401 | case 2: | |
2402 | ret = lduw_kernel(addr); | |
2403 | break; | |
2404 | case 4: | |
2405 | ret = ldl_kernel(addr); | |
2406 | break; | |
2407 | default: | |
2408 | case 8: | |
2409 | ret = ldq_kernel(addr); | |
2410 | break; | |
2411 | } | |
2412 | } | |
2413 | } | |
2414 | } else { | |
2415 | /* secondary space access has lowest asi bit equal to 1 */ | |
2416 | if (asi & 1) { | |
6f27aba6 BS |
2417 | switch(size) { |
2418 | case 1: | |
2065061e | 2419 | ret = ldub_user_secondary(addr); |
6f27aba6 BS |
2420 | break; |
2421 | case 2: | |
2065061e | 2422 | ret = lduw_user_secondary(addr); |
6f27aba6 BS |
2423 | break; |
2424 | case 4: | |
2065061e | 2425 | ret = ldl_user_secondary(addr); |
6f27aba6 BS |
2426 | break; |
2427 | default: | |
2428 | case 8: | |
2065061e IK |
2429 | ret = ldq_user_secondary(addr); |
2430 | break; | |
2431 | } | |
2432 | } else { | |
2433 | switch(size) { | |
2434 | case 1: | |
2435 | ret = ldub_user(addr); | |
2436 | break; | |
2437 | case 2: | |
2438 | ret = lduw_user(addr); | |
2439 | break; | |
2440 | case 4: | |
2441 | ret = ldl_user(addr); | |
2442 | break; | |
2443 | default: | |
2444 | case 8: | |
2445 | ret = ldq_user(addr); | |
6f27aba6 BS |
2446 | break; |
2447 | } | |
81ad8ba2 BS |
2448 | } |
2449 | } | |
2450 | break; | |
3475187d FB |
2451 | case 0x14: // Bypass |
2452 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
2453 | case 0x1c: // Bypass LE |
2454 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 2455 | { |
02aab46a FB |
2456 | switch(size) { |
2457 | case 1: | |
1a2fb1c0 | 2458 | ret = ldub_phys(addr); |
02aab46a FB |
2459 | break; |
2460 | case 2: | |
a4e7dd52 | 2461 | ret = lduw_phys(addr); |
02aab46a FB |
2462 | break; |
2463 | case 4: | |
a4e7dd52 | 2464 | ret = ldl_phys(addr); |
02aab46a FB |
2465 | break; |
2466 | default: | |
2467 | case 8: | |
a4e7dd52 | 2468 | ret = ldq_phys(addr); |
02aab46a FB |
2469 | break; |
2470 | } | |
0f8a249a BS |
2471 | break; |
2472 | } | |
db166940 BS |
2473 | case 0x24: // Nucleus quad LDD 128 bit atomic |
2474 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2475 | // Only ldda allowed | |
2476 | raise_exception(TT_ILL_INSN); | |
2477 | return 0; | |
83469015 FB |
2478 | case 0x04: // Nucleus |
2479 | case 0x0c: // Nucleus Little Endian (LE) | |
2065061e IK |
2480 | { |
2481 | switch(size) { | |
2482 | case 1: | |
2483 | ret = ldub_nucleus(addr); | |
2484 | break; | |
2485 | case 2: | |
2486 | ret = lduw_nucleus(addr); | |
2487 | break; | |
2488 | case 4: | |
2489 | ret = ldl_nucleus(addr); | |
2490 | break; | |
2491 | default: | |
2492 | case 8: | |
2493 | ret = ldq_nucleus(addr); | |
2494 | break; | |
2495 | } | |
2496 | break; | |
2497 | } | |
83469015 | 2498 | case 0x4a: // UPA config |
0f8a249a BS |
2499 | // XXX |
2500 | break; | |
3475187d | 2501 | case 0x45: // LSU |
0f8a249a BS |
2502 | ret = env->lsu; |
2503 | break; | |
3475187d | 2504 | case 0x50: // I-MMU regs |
0f8a249a | 2505 | { |
1a2fb1c0 | 2506 | int reg = (addr >> 3) & 0xf; |
3475187d | 2507 | |
697a77e6 IK |
2508 | if (reg == 0) { |
2509 | // I-TSB Tag Target register | |
6e8e7d4c | 2510 | ret = ultrasparc_tag_target(env->immu.tag_access); |
697a77e6 IK |
2511 | } else { |
2512 | ret = env->immuregs[reg]; | |
2513 | } | |
2514 | ||
0f8a249a BS |
2515 | break; |
2516 | } | |
3475187d | 2517 | case 0x51: // I-MMU 8k TSB pointer |
697a77e6 IK |
2518 | { |
2519 | // env->immuregs[5] holds I-MMU TSB register value | |
2520 | // env->immuregs[6] holds I-MMU Tag Access register value | |
6e8e7d4c | 2521 | ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access, |
697a77e6 IK |
2522 | 8*1024); |
2523 | break; | |
2524 | } | |
3475187d | 2525 | case 0x52: // I-MMU 64k TSB pointer |
697a77e6 IK |
2526 | { |
2527 | // env->immuregs[5] holds I-MMU TSB register value | |
2528 | // env->immuregs[6] holds I-MMU Tag Access register value | |
6e8e7d4c | 2529 | ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access, |
697a77e6 IK |
2530 | 64*1024); |
2531 | break; | |
2532 | } | |
a5a52cf2 BS |
2533 | case 0x55: // I-MMU data access |
2534 | { | |
2535 | int reg = (addr >> 3) & 0x3f; | |
2536 | ||
6e8e7d4c | 2537 | ret = env->itlb[reg].tte; |
a5a52cf2 BS |
2538 | break; |
2539 | } | |
83469015 | 2540 | case 0x56: // I-MMU tag read |
0f8a249a | 2541 | { |
43e9e742 | 2542 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 2543 | |
6e8e7d4c | 2544 | ret = env->itlb[reg].tag; |
0f8a249a BS |
2545 | break; |
2546 | } | |
3475187d | 2547 | case 0x58: // D-MMU regs |
0f8a249a | 2548 | { |
1a2fb1c0 | 2549 | int reg = (addr >> 3) & 0xf; |
3475187d | 2550 | |
697a77e6 IK |
2551 | if (reg == 0) { |
2552 | // D-TSB Tag Target register | |
6e8e7d4c | 2553 | ret = ultrasparc_tag_target(env->dmmu.tag_access); |
697a77e6 IK |
2554 | } else { |
2555 | ret = env->dmmuregs[reg]; | |
2556 | } | |
2557 | break; | |
2558 | } | |
2559 | case 0x59: // D-MMU 8k TSB pointer | |
2560 | { | |
2561 | // env->dmmuregs[5] holds D-MMU TSB register value | |
2562 | // env->dmmuregs[6] holds D-MMU Tag Access register value | |
6e8e7d4c | 2563 | ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access, |
697a77e6 IK |
2564 | 8*1024); |
2565 | break; | |
2566 | } | |
2567 | case 0x5a: // D-MMU 64k TSB pointer | |
2568 | { | |
2569 | // env->dmmuregs[5] holds D-MMU TSB register value | |
2570 | // env->dmmuregs[6] holds D-MMU Tag Access register value | |
6e8e7d4c | 2571 | ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access, |
697a77e6 | 2572 | 64*1024); |
0f8a249a BS |
2573 | break; |
2574 | } | |
a5a52cf2 BS |
2575 | case 0x5d: // D-MMU data access |
2576 | { | |
2577 | int reg = (addr >> 3) & 0x3f; | |
2578 | ||
6e8e7d4c | 2579 | ret = env->dtlb[reg].tte; |
a5a52cf2 BS |
2580 | break; |
2581 | } | |
83469015 | 2582 | case 0x5e: // D-MMU tag read |
0f8a249a | 2583 | { |
43e9e742 | 2584 | int reg = (addr >> 3) & 0x3f; |
0f8a249a | 2585 | |
6e8e7d4c | 2586 | ret = env->dtlb[reg].tag; |
0f8a249a BS |
2587 | break; |
2588 | } | |
f7350b47 BS |
2589 | case 0x46: // D-cache data |
2590 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
2591 | case 0x4b: // E-cache error enable |
2592 | case 0x4c: // E-cache asynchronous fault status | |
2593 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
2594 | case 0x4e: // E-cache tag data |
2595 | case 0x66: // I-cache instruction access | |
2596 | case 0x67: // I-cache tag access | |
2597 | case 0x6e: // I-cache predecode | |
2598 | case 0x6f: // I-cache LRU etc. | |
2599 | case 0x76: // E-cache tag | |
2600 | case 0x7e: // E-cache tag | |
2601 | break; | |
3475187d | 2602 | case 0x5b: // D-MMU data pointer |
83469015 FB |
2603 | case 0x48: // Interrupt dispatch, RO |
2604 | case 0x49: // Interrupt data receive | |
2605 | case 0x7f: // Incoming interrupt vector, RO | |
0f8a249a BS |
2606 | // XXX |
2607 | break; | |
3475187d FB |
2608 | case 0x54: // I-MMU data in, WO |
2609 | case 0x57: // I-MMU demap, WO | |
2610 | case 0x5c: // D-MMU data in, WO | |
2611 | case 0x5f: // D-MMU demap, WO | |
83469015 | 2612 | case 0x77: // Interrupt vector, WO |
3475187d | 2613 | default: |
e18231a3 | 2614 | do_unassigned_access(addr, 0, 0, 1, size); |
0f8a249a BS |
2615 | ret = 0; |
2616 | break; | |
3475187d | 2617 | } |
81ad8ba2 BS |
2618 | |
2619 | /* Convert from little endian */ | |
2620 | switch (asi) { | |
2621 | case 0x0c: // Nucleus Little Endian (LE) | |
2622 | case 0x18: // As if user primary LE | |
2623 | case 0x19: // As if user secondary LE | |
2624 | case 0x1c: // Bypass LE | |
2625 | case 0x1d: // Bypass, non-cacheable LE | |
2626 | case 0x88: // Primary LE | |
2627 | case 0x89: // Secondary LE | |
2628 | case 0x8a: // Primary no-fault LE | |
2629 | case 0x8b: // Secondary no-fault LE | |
2630 | switch(size) { | |
2631 | case 2: | |
2632 | ret = bswap16(ret); | |
e32664fb | 2633 | break; |
81ad8ba2 BS |
2634 | case 4: |
2635 | ret = bswap32(ret); | |
e32664fb | 2636 | break; |
81ad8ba2 BS |
2637 | case 8: |
2638 | ret = bswap64(ret); | |
e32664fb | 2639 | break; |
81ad8ba2 BS |
2640 | default: |
2641 | break; | |
2642 | } | |
2643 | default: | |
2644 | break; | |
2645 | } | |
2646 | ||
2647 | /* Convert to signed number */ | |
2648 | if (sign) { | |
2649 | switch(size) { | |
2650 | case 1: | |
2651 | ret = (int8_t) ret; | |
e32664fb | 2652 | break; |
81ad8ba2 BS |
2653 | case 2: |
2654 | ret = (int16_t) ret; | |
e32664fb | 2655 | break; |
81ad8ba2 BS |
2656 | case 4: |
2657 | ret = (int32_t) ret; | |
e32664fb | 2658 | break; |
81ad8ba2 BS |
2659 | default: |
2660 | break; | |
2661 | } | |
2662 | } | |
1a2fb1c0 BS |
2663 | #ifdef DEBUG_ASI |
2664 | dump_asi("read ", last_addr, asi, size, ret); | |
2665 | #endif | |
2666 | return ret; | |
3475187d FB |
2667 | } |
2668 | ||
1a2fb1c0 | 2669 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) |
3475187d | 2670 | { |
1a2fb1c0 BS |
2671 | #ifdef DEBUG_ASI |
2672 | dump_asi("write", addr, asi, size, val); | |
2673 | #endif | |
01b5d4e5 IK |
2674 | |
2675 | asi &= 0xff; | |
2676 | ||
6f27aba6 | 2677 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
2aae2b8e | 2678 | || (cpu_has_hypervisor(env) |
5578ceab | 2679 | && asi >= 0x30 && asi < 0x80 |
fb79ceb9 | 2680 | && !(env->hpstate & HS_PRIV))) |
0f8a249a | 2681 | raise_exception(TT_PRIV_ACT); |
3475187d | 2682 | |
c2bc0e38 | 2683 | helper_check_align(addr, size - 1); |
81ad8ba2 BS |
2684 | /* Convert to little endian */ |
2685 | switch (asi) { | |
2686 | case 0x0c: // Nucleus Little Endian (LE) | |
2687 | case 0x18: // As if user primary LE | |
2688 | case 0x19: // As if user secondary LE | |
2689 | case 0x1c: // Bypass LE | |
2690 | case 0x1d: // Bypass, non-cacheable LE | |
81ad8ba2 BS |
2691 | case 0x88: // Primary LE |
2692 | case 0x89: // Secondary LE | |
2693 | switch(size) { | |
2694 | case 2: | |
5b0f0bec | 2695 | val = bswap16(val); |
e32664fb | 2696 | break; |
81ad8ba2 | 2697 | case 4: |
5b0f0bec | 2698 | val = bswap32(val); |
e32664fb | 2699 | break; |
81ad8ba2 | 2700 | case 8: |
5b0f0bec | 2701 | val = bswap64(val); |
e32664fb | 2702 | break; |
81ad8ba2 BS |
2703 | default: |
2704 | break; | |
2705 | } | |
2706 | default: | |
2707 | break; | |
2708 | } | |
2709 | ||
3475187d | 2710 | switch(asi) { |
81ad8ba2 | 2711 | case 0x10: // As if user primary |
2065061e | 2712 | case 0x11: // As if user secondary |
81ad8ba2 | 2713 | case 0x18: // As if user primary LE |
2065061e | 2714 | case 0x19: // As if user secondary LE |
81ad8ba2 | 2715 | case 0x80: // Primary |
2065061e | 2716 | case 0x81: // Secondary |
81ad8ba2 | 2717 | case 0x88: // Primary LE |
2065061e | 2718 | case 0x89: // Secondary LE |
c99657d3 BS |
2719 | case 0xe2: // UA2007 Primary block init |
2720 | case 0xe3: // UA2007 Secondary block init | |
81ad8ba2 | 2721 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { |
2aae2b8e | 2722 | if (cpu_hypervisor_mode(env)) { |
6f27aba6 BS |
2723 | switch(size) { |
2724 | case 1: | |
1a2fb1c0 | 2725 | stb_hypv(addr, val); |
6f27aba6 BS |
2726 | break; |
2727 | case 2: | |
a4e7dd52 | 2728 | stw_hypv(addr, val); |
6f27aba6 BS |
2729 | break; |
2730 | case 4: | |
a4e7dd52 | 2731 | stl_hypv(addr, val); |
6f27aba6 BS |
2732 | break; |
2733 | case 8: | |
2734 | default: | |
a4e7dd52 | 2735 | stq_hypv(addr, val); |
6f27aba6 BS |
2736 | break; |
2737 | } | |
2738 | } else { | |
2065061e IK |
2739 | /* secondary space access has lowest asi bit equal to 1 */ |
2740 | if (asi & 1) { | |
2741 | switch(size) { | |
2742 | case 1: | |
2743 | stb_kernel_secondary(addr, val); | |
2744 | break; | |
2745 | case 2: | |
2746 | stw_kernel_secondary(addr, val); | |
2747 | break; | |
2748 | case 4: | |
2749 | stl_kernel_secondary(addr, val); | |
2750 | break; | |
2751 | case 8: | |
2752 | default: | |
2753 | stq_kernel_secondary(addr, val); | |
2754 | break; | |
2755 | } | |
2756 | } else { | |
2757 | switch(size) { | |
2758 | case 1: | |
2759 | stb_kernel(addr, val); | |
2760 | break; | |
2761 | case 2: | |
2762 | stw_kernel(addr, val); | |
2763 | break; | |
2764 | case 4: | |
2765 | stl_kernel(addr, val); | |
2766 | break; | |
2767 | case 8: | |
2768 | default: | |
2769 | stq_kernel(addr, val); | |
2770 | break; | |
2771 | } | |
2772 | } | |
2773 | } | |
2774 | } else { | |
2775 | /* secondary space access has lowest asi bit equal to 1 */ | |
2776 | if (asi & 1) { | |
6f27aba6 BS |
2777 | switch(size) { |
2778 | case 1: | |
2065061e | 2779 | stb_user_secondary(addr, val); |
6f27aba6 BS |
2780 | break; |
2781 | case 2: | |
2065061e | 2782 | stw_user_secondary(addr, val); |
6f27aba6 BS |
2783 | break; |
2784 | case 4: | |
2065061e | 2785 | stl_user_secondary(addr, val); |
6f27aba6 BS |
2786 | break; |
2787 | case 8: | |
2788 | default: | |
2065061e IK |
2789 | stq_user_secondary(addr, val); |
2790 | break; | |
2791 | } | |
2792 | } else { | |
2793 | switch(size) { | |
2794 | case 1: | |
2795 | stb_user(addr, val); | |
2796 | break; | |
2797 | case 2: | |
2798 | stw_user(addr, val); | |
2799 | break; | |
2800 | case 4: | |
2801 | stl_user(addr, val); | |
2802 | break; | |
2803 | case 8: | |
2804 | default: | |
2805 | stq_user(addr, val); | |
6f27aba6 BS |
2806 | break; |
2807 | } | |
81ad8ba2 BS |
2808 | } |
2809 | } | |
2810 | break; | |
3475187d FB |
2811 | case 0x14: // Bypass |
2812 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
2813 | case 0x1c: // Bypass LE |
2814 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 2815 | { |
02aab46a FB |
2816 | switch(size) { |
2817 | case 1: | |
1a2fb1c0 | 2818 | stb_phys(addr, val); |
02aab46a FB |
2819 | break; |
2820 | case 2: | |
a4e7dd52 | 2821 | stw_phys(addr, val); |
02aab46a FB |
2822 | break; |
2823 | case 4: | |
a4e7dd52 | 2824 | stl_phys(addr, val); |
02aab46a FB |
2825 | break; |
2826 | case 8: | |
2827 | default: | |
a4e7dd52 | 2828 | stq_phys(addr, val); |
02aab46a FB |
2829 | break; |
2830 | } | |
0f8a249a BS |
2831 | } |
2832 | return; | |
db166940 BS |
2833 | case 0x24: // Nucleus quad LDD 128 bit atomic |
2834 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
2835 | // Only ldda allowed | |
2836 | raise_exception(TT_ILL_INSN); | |
2837 | return; | |
83469015 FB |
2838 | case 0x04: // Nucleus |
2839 | case 0x0c: // Nucleus Little Endian (LE) | |
2065061e IK |
2840 | { |
2841 | switch(size) { | |
2842 | case 1: | |
2843 | stb_nucleus(addr, val); | |
2844 | break; | |
2845 | case 2: | |
2846 | stw_nucleus(addr, val); | |
2847 | break; | |
2848 | case 4: | |
2849 | stl_nucleus(addr, val); | |
2850 | break; | |
2851 | default: | |
2852 | case 8: | |
2853 | stq_nucleus(addr, val); | |
2854 | break; | |
2855 | } | |
2856 | break; | |
2857 | } | |
2858 | ||
83469015 | 2859 | case 0x4a: // UPA config |
0f8a249a BS |
2860 | // XXX |
2861 | return; | |
3475187d | 2862 | case 0x45: // LSU |
0f8a249a BS |
2863 | { |
2864 | uint64_t oldreg; | |
2865 | ||
2866 | oldreg = env->lsu; | |
1a2fb1c0 | 2867 | env->lsu = val & (DMMU_E | IMMU_E); |
0f8a249a BS |
2868 | // Mappings generated during D/I MMU disabled mode are |
2869 | // invalid in normal mode | |
2870 | if (oldreg != env->lsu) { | |
77f193da BS |
2871 | DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", |
2872 | oldreg, env->lsu); | |
83469015 | 2873 | #ifdef DEBUG_MMU |
0f8a249a | 2874 | dump_mmu(env); |
83469015 | 2875 | #endif |
0f8a249a BS |
2876 | tlb_flush(env, 1); |
2877 | } | |
2878 | return; | |
2879 | } | |
3475187d | 2880 | case 0x50: // I-MMU regs |
0f8a249a | 2881 | { |
1a2fb1c0 | 2882 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 2883 | uint64_t oldreg; |
3b46e624 | 2884 | |
0f8a249a | 2885 | oldreg = env->immuregs[reg]; |
3475187d FB |
2886 | switch(reg) { |
2887 | case 0: // RO | |
3475187d FB |
2888 | return; |
2889 | case 1: // Not in I-MMU | |
2890 | case 2: | |
3475187d FB |
2891 | return; |
2892 | case 3: // SFSR | |
1a2fb1c0 BS |
2893 | if ((val & 1) == 0) |
2894 | val = 0; // Clear SFSR | |
6e8e7d4c | 2895 | env->immu.sfsr = val; |
3475187d | 2896 | break; |
6e8e7d4c IK |
2897 | case 4: // RO |
2898 | return; | |
3475187d | 2899 | case 5: // TSB access |
6e8e7d4c IK |
2900 | DPRINTF_MMU("immu TSB write: 0x%016" PRIx64 " -> 0x%016" |
2901 | PRIx64 "\n", env->immu.tsb, val); | |
2902 | env->immu.tsb = val; | |
2903 | break; | |
3475187d | 2904 | case 6: // Tag access |
6e8e7d4c IK |
2905 | env->immu.tag_access = val; |
2906 | break; | |
2907 | case 7: | |
2908 | case 8: | |
2909 | return; | |
3475187d FB |
2910 | default: |
2911 | break; | |
2912 | } | |
6e8e7d4c | 2913 | |
3475187d | 2914 | if (oldreg != env->immuregs[reg]) { |
6e8e7d4c | 2915 | DPRINTF_MMU("immu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" |
77f193da | 2916 | PRIx64 "\n", reg, oldreg, env->immuregs[reg]); |
3475187d | 2917 | } |
952a328f | 2918 | #ifdef DEBUG_MMU |
0f8a249a | 2919 | dump_mmu(env); |
3475187d | 2920 | #endif |
0f8a249a BS |
2921 | return; |
2922 | } | |
3475187d | 2923 | case 0x54: // I-MMU data in |
f707726e IK |
2924 | replace_tlb_1bit_lru(env->itlb, env->immu.tag_access, val, "immu", env); |
2925 | return; | |
3475187d | 2926 | case 0x55: // I-MMU data access |
0f8a249a | 2927 | { |
cc6747f4 BS |
2928 | // TODO: auto demap |
2929 | ||
1a2fb1c0 | 2930 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 2931 | |
f707726e | 2932 | replace_tlb_entry(&env->itlb[i], env->immu.tag_access, val, env); |
6e8e7d4c IK |
2933 | |
2934 | #ifdef DEBUG_MMU | |
f707726e | 2935 | DPRINTF_MMU("immu data access replaced entry [%i]\n", i); |
6e8e7d4c IK |
2936 | dump_mmu(env); |
2937 | #endif | |
0f8a249a BS |
2938 | return; |
2939 | } | |
3475187d | 2940 | case 0x57: // I-MMU demap |
170f4c55 | 2941 | demap_tlb(env->itlb, addr, "immu", env); |
0f8a249a | 2942 | return; |
3475187d | 2943 | case 0x58: // D-MMU regs |
0f8a249a | 2944 | { |
1a2fb1c0 | 2945 | int reg = (addr >> 3) & 0xf; |
0f8a249a | 2946 | uint64_t oldreg; |
3b46e624 | 2947 | |
0f8a249a | 2948 | oldreg = env->dmmuregs[reg]; |
3475187d FB |
2949 | switch(reg) { |
2950 | case 0: // RO | |
2951 | case 4: | |
2952 | return; | |
2953 | case 3: // SFSR | |
1a2fb1c0 BS |
2954 | if ((val & 1) == 0) { |
2955 | val = 0; // Clear SFSR, Fault address | |
6e8e7d4c | 2956 | env->dmmu.sfar = 0; |
0f8a249a | 2957 | } |
6e8e7d4c | 2958 | env->dmmu.sfsr = val; |
3475187d FB |
2959 | break; |
2960 | case 1: // Primary context | |
6e8e7d4c | 2961 | env->dmmu.mmu_primary_context = val; |
664a65b0 IK |
2962 | /* can be optimized to only flush MMU_USER_IDX |
2963 | and MMU_KERNEL_IDX entries */ | |
2964 | tlb_flush(env, 1); | |
6e8e7d4c | 2965 | break; |
3475187d | 2966 | case 2: // Secondary context |
6e8e7d4c | 2967 | env->dmmu.mmu_secondary_context = val; |
664a65b0 IK |
2968 | /* can be optimized to only flush MMU_USER_SECONDARY_IDX |
2969 | and MMU_KERNEL_SECONDARY_IDX entries */ | |
2970 | tlb_flush(env, 1); | |
6e8e7d4c | 2971 | break; |
3475187d | 2972 | case 5: // TSB access |
6e8e7d4c IK |
2973 | DPRINTF_MMU("dmmu TSB write: 0x%016" PRIx64 " -> 0x%016" |
2974 | PRIx64 "\n", env->dmmu.tsb, val); | |
2975 | env->dmmu.tsb = val; | |
2976 | break; | |
3475187d | 2977 | case 6: // Tag access |
6e8e7d4c IK |
2978 | env->dmmu.tag_access = val; |
2979 | break; | |
3475187d FB |
2980 | case 7: // Virtual Watchpoint |
2981 | case 8: // Physical Watchpoint | |
2982 | default: | |
6e8e7d4c | 2983 | env->dmmuregs[reg] = val; |
3475187d FB |
2984 | break; |
2985 | } | |
6e8e7d4c | 2986 | |
3475187d | 2987 | if (oldreg != env->dmmuregs[reg]) { |
6e8e7d4c | 2988 | DPRINTF_MMU("dmmu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" |
77f193da | 2989 | PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]); |
3475187d | 2990 | } |
952a328f | 2991 | #ifdef DEBUG_MMU |
0f8a249a | 2992 | dump_mmu(env); |
3475187d | 2993 | #endif |
0f8a249a BS |
2994 | return; |
2995 | } | |
3475187d | 2996 | case 0x5c: // D-MMU data in |
f707726e IK |
2997 | replace_tlb_1bit_lru(env->dtlb, env->dmmu.tag_access, val, "dmmu", env); |
2998 | return; | |
3475187d | 2999 | case 0x5d: // D-MMU data access |
0f8a249a | 3000 | { |
1a2fb1c0 | 3001 | unsigned int i = (addr >> 3) & 0x3f; |
3475187d | 3002 | |
f707726e IK |
3003 | replace_tlb_entry(&env->dtlb[i], env->dmmu.tag_access, val, env); |
3004 | ||
6e8e7d4c | 3005 | #ifdef DEBUG_MMU |
f707726e | 3006 | DPRINTF_MMU("dmmu data access replaced entry [%i]\n", i); |
6e8e7d4c IK |
3007 | dump_mmu(env); |
3008 | #endif | |
0f8a249a BS |
3009 | return; |
3010 | } | |
3475187d | 3011 | case 0x5f: // D-MMU demap |
170f4c55 | 3012 | demap_tlb(env->dtlb, addr, "dmmu", env); |
cc6747f4 | 3013 | return; |
83469015 | 3014 | case 0x49: // Interrupt data receive |
0f8a249a BS |
3015 | // XXX |
3016 | return; | |
f7350b47 BS |
3017 | case 0x46: // D-cache data |
3018 | case 0x47: // D-cache tag access | |
a5a52cf2 BS |
3019 | case 0x4b: // E-cache error enable |
3020 | case 0x4c: // E-cache asynchronous fault status | |
3021 | case 0x4d: // E-cache asynchronous fault address | |
f7350b47 BS |
3022 | case 0x4e: // E-cache tag data |
3023 | case 0x66: // I-cache instruction access | |
3024 | case 0x67: // I-cache tag access | |
3025 | case 0x6e: // I-cache predecode | |
3026 | case 0x6f: // I-cache LRU etc. | |
3027 | case 0x76: // E-cache tag | |
3028 | case 0x7e: // E-cache tag | |
3029 | return; | |
3475187d FB |
3030 | case 0x51: // I-MMU 8k TSB pointer, RO |
3031 | case 0x52: // I-MMU 64k TSB pointer, RO | |
3032 | case 0x56: // I-MMU tag read, RO | |
3033 | case 0x59: // D-MMU 8k TSB pointer, RO | |
3034 | case 0x5a: // D-MMU 64k TSB pointer, RO | |
3035 | case 0x5b: // D-MMU data pointer, RO | |
3036 | case 0x5e: // D-MMU tag read, RO | |
83469015 FB |
3037 | case 0x48: // Interrupt dispatch, RO |
3038 | case 0x7f: // Incoming interrupt vector, RO | |
3039 | case 0x82: // Primary no-fault, RO | |
3040 | case 0x83: // Secondary no-fault, RO | |
3041 | case 0x8a: // Primary no-fault LE, RO | |
3042 | case 0x8b: // Secondary no-fault LE, RO | |
3475187d | 3043 | default: |
e18231a3 | 3044 | do_unassigned_access(addr, 1, 0, 1, size); |
0f8a249a | 3045 | return; |
3475187d FB |
3046 | } |
3047 | } | |
81ad8ba2 | 3048 | #endif /* CONFIG_USER_ONLY */ |
3391c818 | 3049 | |
db166940 BS |
3050 | void helper_ldda_asi(target_ulong addr, int asi, int rd) |
3051 | { | |
db166940 | 3052 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
2aae2b8e | 3053 | || (cpu_has_hypervisor(env) |
5578ceab | 3054 | && asi >= 0x30 && asi < 0x80 |
fb79ceb9 | 3055 | && !(env->hpstate & HS_PRIV))) |
db166940 BS |
3056 | raise_exception(TT_PRIV_ACT); |
3057 | ||
3058 | switch (asi) { | |
3059 | case 0x24: // Nucleus quad LDD 128 bit atomic | |
3060 | case 0x2c: // Nucleus quad LDD 128 bit atomic LE | |
3061 | helper_check_align(addr, 0xf); | |
3062 | if (rd == 0) { | |
54a3c0f0 | 3063 | env->gregs[1] = ldq_nucleus(addr + 8); |
db166940 BS |
3064 | if (asi == 0x2c) |
3065 | bswap64s(&env->gregs[1]); | |
3066 | } else if (rd < 8) { | |
54a3c0f0 IK |
3067 | env->gregs[rd] = ldq_nucleus(addr); |
3068 | env->gregs[rd + 1] = ldq_nucleus(addr + 8); | |
db166940 BS |
3069 | if (asi == 0x2c) { |
3070 | bswap64s(&env->gregs[rd]); | |
3071 | bswap64s(&env->gregs[rd + 1]); | |
3072 | } | |
3073 | } else { | |
54a3c0f0 IK |
3074 | env->regwptr[rd] = ldq_nucleus(addr); |
3075 | env->regwptr[rd + 1] = ldq_nucleus(addr + 8); | |
db166940 BS |
3076 | if (asi == 0x2c) { |
3077 | bswap64s(&env->regwptr[rd]); | |
3078 | bswap64s(&env->regwptr[rd + 1]); | |
3079 | } | |
3080 | } | |
3081 | break; | |
3082 | default: | |
3083 | helper_check_align(addr, 0x3); | |
3084 | if (rd == 0) | |
3085 | env->gregs[1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
3086 | else if (rd < 8) { | |
3087 | env->gregs[rd] = helper_ld_asi(addr, asi, 4, 0); | |
3088 | env->gregs[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
3089 | } else { | |
3090 | env->regwptr[rd] = helper_ld_asi(addr, asi, 4, 0); | |
3091 | env->regwptr[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0); | |
3092 | } | |
3093 | break; | |
3094 | } | |
3095 | } | |
3096 | ||
1a2fb1c0 | 3097 | void helper_ldf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 3098 | { |
3391c818 | 3099 | unsigned int i; |
1a2fb1c0 | 3100 | target_ulong val; |
3391c818 | 3101 | |
c2bc0e38 | 3102 | helper_check_align(addr, 3); |
3391c818 BS |
3103 | switch (asi) { |
3104 | case 0xf0: // Block load primary | |
3105 | case 0xf1: // Block load secondary | |
3106 | case 0xf8: // Block load primary LE | |
3107 | case 0xf9: // Block load secondary LE | |
51996525 BS |
3108 | if (rd & 7) { |
3109 | raise_exception(TT_ILL_INSN); | |
3110 | return; | |
3111 | } | |
c2bc0e38 | 3112 | helper_check_align(addr, 0x3f); |
51996525 | 3113 | for (i = 0; i < 16; i++) { |
77f193da BS |
3114 | *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x8f, 4, |
3115 | 0); | |
1a2fb1c0 | 3116 | addr += 4; |
3391c818 | 3117 | } |
3391c818 BS |
3118 | |
3119 | return; | |
3120 | default: | |
3121 | break; | |
3122 | } | |
3123 | ||
1a2fb1c0 | 3124 | val = helper_ld_asi(addr, asi, size, 0); |
3391c818 BS |
3125 | switch(size) { |
3126 | default: | |
3127 | case 4: | |
714547bb | 3128 | *((uint32_t *)&env->fpr[rd]) = val; |
3391c818 BS |
3129 | break; |
3130 | case 8: | |
1a2fb1c0 | 3131 | *((int64_t *)&DT0) = val; |
3391c818 | 3132 | break; |
1f587329 BS |
3133 | case 16: |
3134 | // XXX | |
3135 | break; | |
3391c818 | 3136 | } |
3391c818 BS |
3137 | } |
3138 | ||
1a2fb1c0 | 3139 | void helper_stf_asi(target_ulong addr, int asi, int size, int rd) |
3391c818 | 3140 | { |
3391c818 | 3141 | unsigned int i; |
1a2fb1c0 | 3142 | target_ulong val = 0; |
3391c818 | 3143 | |
c2bc0e38 | 3144 | helper_check_align(addr, 3); |
3391c818 | 3145 | switch (asi) { |
c99657d3 BS |
3146 | case 0xe0: // UA2007 Block commit store primary (cache flush) |
3147 | case 0xe1: // UA2007 Block commit store secondary (cache flush) | |
3391c818 BS |
3148 | case 0xf0: // Block store primary |
3149 | case 0xf1: // Block store secondary | |
3150 | case 0xf8: // Block store primary LE | |
3151 | case 0xf9: // Block store secondary LE | |
51996525 BS |
3152 | if (rd & 7) { |
3153 | raise_exception(TT_ILL_INSN); | |
3154 | return; | |
3155 | } | |
c2bc0e38 | 3156 | helper_check_align(addr, 0x3f); |
51996525 | 3157 | for (i = 0; i < 16; i++) { |
1a2fb1c0 BS |
3158 | val = *(uint32_t *)&env->fpr[rd++]; |
3159 | helper_st_asi(addr, val, asi & 0x8f, 4); | |
3160 | addr += 4; | |
3391c818 | 3161 | } |
3391c818 BS |
3162 | |
3163 | return; | |
3164 | default: | |
3165 | break; | |
3166 | } | |
3167 | ||
3168 | switch(size) { | |
3169 | default: | |
3170 | case 4: | |
714547bb | 3171 | val = *((uint32_t *)&env->fpr[rd]); |
3391c818 BS |
3172 | break; |
3173 | case 8: | |
1a2fb1c0 | 3174 | val = *((int64_t *)&DT0); |
3391c818 | 3175 | break; |
1f587329 BS |
3176 | case 16: |
3177 | // XXX | |
3178 | break; | |
3391c818 | 3179 | } |
1a2fb1c0 BS |
3180 | helper_st_asi(addr, val, asi, size); |
3181 | } | |
3182 | ||
3183 | target_ulong helper_cas_asi(target_ulong addr, target_ulong val1, | |
3184 | target_ulong val2, uint32_t asi) | |
3185 | { | |
3186 | target_ulong ret; | |
3187 | ||
1121f879 | 3188 | val2 &= 0xffffffffUL; |
1a2fb1c0 BS |
3189 | ret = helper_ld_asi(addr, asi, 4, 0); |
3190 | ret &= 0xffffffffUL; | |
1121f879 BS |
3191 | if (val2 == ret) |
3192 | helper_st_asi(addr, val1 & 0xffffffffUL, asi, 4); | |
1a2fb1c0 | 3193 | return ret; |
3391c818 BS |
3194 | } |
3195 | ||
1a2fb1c0 BS |
3196 | target_ulong helper_casx_asi(target_ulong addr, target_ulong val1, |
3197 | target_ulong val2, uint32_t asi) | |
3198 | { | |
3199 | target_ulong ret; | |
3200 | ||
3201 | ret = helper_ld_asi(addr, asi, 8, 0); | |
1121f879 BS |
3202 | if (val2 == ret) |
3203 | helper_st_asi(addr, val1, asi, 8); | |
1a2fb1c0 BS |
3204 | return ret; |
3205 | } | |
81ad8ba2 | 3206 | #endif /* TARGET_SPARC64 */ |
3475187d FB |
3207 | |
3208 | #ifndef TARGET_SPARC64 | |
1a2fb1c0 | 3209 | void helper_rett(void) |
e8af50a3 | 3210 | { |
af7bf89b FB |
3211 | unsigned int cwp; |
3212 | ||
d4218d99 BS |
3213 | if (env->psret == 1) |
3214 | raise_exception(TT_ILL_INSN); | |
3215 | ||
e8af50a3 | 3216 | env->psret = 1; |
5a834bb4 | 3217 | cwp = cwp_inc(env->cwp + 1) ; |
e8af50a3 FB |
3218 | if (env->wim & (1 << cwp)) { |
3219 | raise_exception(TT_WIN_UNF); | |
3220 | } | |
3221 | set_cwp(cwp); | |
3222 | env->psrs = env->psrps; | |
3223 | } | |
3475187d | 3224 | #endif |
e8af50a3 | 3225 | |
3b89f26c BS |
3226 | target_ulong helper_udiv(target_ulong a, target_ulong b) |
3227 | { | |
3228 | uint64_t x0; | |
3229 | uint32_t x1; | |
3230 | ||
7621a90d | 3231 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
3232 | x1 = b; |
3233 | ||
3234 | if (x1 == 0) { | |
3235 | raise_exception(TT_DIV_ZERO); | |
3236 | } | |
3237 | ||
3238 | x0 = x0 / x1; | |
3239 | if (x0 > 0xffffffff) { | |
3240 | env->cc_src2 = 1; | |
3241 | return 0xffffffff; | |
3242 | } else { | |
3243 | env->cc_src2 = 0; | |
3244 | return x0; | |
3245 | } | |
3246 | } | |
3247 | ||
3248 | target_ulong helper_sdiv(target_ulong a, target_ulong b) | |
3249 | { | |
3250 | int64_t x0; | |
3251 | int32_t x1; | |
3252 | ||
7621a90d | 3253 | x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32); |
3b89f26c BS |
3254 | x1 = b; |
3255 | ||
3256 | if (x1 == 0) { | |
3257 | raise_exception(TT_DIV_ZERO); | |
3258 | } | |
3259 | ||
3260 | x0 = x0 / x1; | |
3261 | if ((int32_t) x0 != x0) { | |
3262 | env->cc_src2 = 1; | |
3263 | return x0 < 0? 0x80000000: 0x7fffffff; | |
3264 | } else { | |
3265 | env->cc_src2 = 0; | |
3266 | return x0; | |
3267 | } | |
3268 | } | |
3269 | ||
7fa76c0b BS |
3270 | void helper_stdf(target_ulong addr, int mem_idx) |
3271 | { | |
c2bc0e38 | 3272 | helper_check_align(addr, 7); |
7fa76c0b BS |
3273 | #if !defined(CONFIG_USER_ONLY) |
3274 | switch (mem_idx) { | |
3275 | case 0: | |
c2bc0e38 | 3276 | stfq_user(addr, DT0); |
7fa76c0b BS |
3277 | break; |
3278 | case 1: | |
c2bc0e38 | 3279 | stfq_kernel(addr, DT0); |
7fa76c0b BS |
3280 | break; |
3281 | #ifdef TARGET_SPARC64 | |
3282 | case 2: | |
c2bc0e38 | 3283 | stfq_hypv(addr, DT0); |
7fa76c0b BS |
3284 | break; |
3285 | #endif | |
3286 | default: | |
3287 | break; | |
3288 | } | |
3289 | #else | |
41db525e | 3290 | stfq_raw(address_mask(env, addr), DT0); |
7fa76c0b BS |
3291 | #endif |
3292 | } | |
3293 | ||
3294 | void helper_lddf(target_ulong addr, int mem_idx) | |
3295 | { | |
c2bc0e38 | 3296 | helper_check_align(addr, 7); |
7fa76c0b BS |
3297 | #if !defined(CONFIG_USER_ONLY) |
3298 | switch (mem_idx) { | |
3299 | case 0: | |
c2bc0e38 | 3300 | DT0 = ldfq_user(addr); |
7fa76c0b BS |
3301 | break; |
3302 | case 1: | |
c2bc0e38 | 3303 | DT0 = ldfq_kernel(addr); |
7fa76c0b BS |
3304 | break; |
3305 | #ifdef TARGET_SPARC64 | |
3306 | case 2: | |
c2bc0e38 | 3307 | DT0 = ldfq_hypv(addr); |
7fa76c0b BS |
3308 | break; |
3309 | #endif | |
3310 | default: | |
3311 | break; | |
3312 | } | |
3313 | #else | |
41db525e | 3314 | DT0 = ldfq_raw(address_mask(env, addr)); |
7fa76c0b BS |
3315 | #endif |
3316 | } | |
3317 | ||
64a88d5d | 3318 | void helper_ldqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
3319 | { |
3320 | // XXX add 128 bit load | |
3321 | CPU_QuadU u; | |
3322 | ||
c2bc0e38 | 3323 | helper_check_align(addr, 7); |
64a88d5d BS |
3324 | #if !defined(CONFIG_USER_ONLY) |
3325 | switch (mem_idx) { | |
3326 | case 0: | |
c2bc0e38 BS |
3327 | u.ll.upper = ldq_user(addr); |
3328 | u.ll.lower = ldq_user(addr + 8); | |
64a88d5d BS |
3329 | QT0 = u.q; |
3330 | break; | |
3331 | case 1: | |
c2bc0e38 BS |
3332 | u.ll.upper = ldq_kernel(addr); |
3333 | u.ll.lower = ldq_kernel(addr + 8); | |
64a88d5d BS |
3334 | QT0 = u.q; |
3335 | break; | |
3336 | #ifdef TARGET_SPARC64 | |
3337 | case 2: | |
c2bc0e38 BS |
3338 | u.ll.upper = ldq_hypv(addr); |
3339 | u.ll.lower = ldq_hypv(addr + 8); | |
64a88d5d BS |
3340 | QT0 = u.q; |
3341 | break; | |
3342 | #endif | |
3343 | default: | |
3344 | break; | |
3345 | } | |
3346 | #else | |
41db525e RH |
3347 | u.ll.upper = ldq_raw(address_mask(env, addr)); |
3348 | u.ll.lower = ldq_raw(address_mask(env, addr + 8)); | |
7fa76c0b | 3349 | QT0 = u.q; |
64a88d5d | 3350 | #endif |
7fa76c0b BS |
3351 | } |
3352 | ||
64a88d5d | 3353 | void helper_stqf(target_ulong addr, int mem_idx) |
7fa76c0b BS |
3354 | { |
3355 | // XXX add 128 bit store | |
3356 | CPU_QuadU u; | |
3357 | ||
c2bc0e38 | 3358 | helper_check_align(addr, 7); |
64a88d5d BS |
3359 | #if !defined(CONFIG_USER_ONLY) |
3360 | switch (mem_idx) { | |
3361 | case 0: | |
3362 | u.q = QT0; | |
c2bc0e38 BS |
3363 | stq_user(addr, u.ll.upper); |
3364 | stq_user(addr + 8, u.ll.lower); | |
64a88d5d BS |
3365 | break; |
3366 | case 1: | |
3367 | u.q = QT0; | |
c2bc0e38 BS |
3368 | stq_kernel(addr, u.ll.upper); |
3369 | stq_kernel(addr + 8, u.ll.lower); | |
64a88d5d BS |
3370 | break; |
3371 | #ifdef TARGET_SPARC64 | |
3372 | case 2: | |
3373 | u.q = QT0; | |
c2bc0e38 BS |
3374 | stq_hypv(addr, u.ll.upper); |
3375 | stq_hypv(addr + 8, u.ll.lower); | |
64a88d5d BS |
3376 | break; |
3377 | #endif | |
3378 | default: | |
3379 | break; | |
3380 | } | |
3381 | #else | |
7fa76c0b | 3382 | u.q = QT0; |
41db525e RH |
3383 | stq_raw(address_mask(env, addr), u.ll.upper); |
3384 | stq_raw(address_mask(env, addr + 8), u.ll.lower); | |
7fa76c0b | 3385 | #endif |
64a88d5d | 3386 | } |
7fa76c0b | 3387 | |
3a3b925d | 3388 | static inline void set_fsr(void) |
e8af50a3 | 3389 | { |
7a0e1f41 | 3390 | int rnd_mode; |
bb5529bb | 3391 | |
e8af50a3 FB |
3392 | switch (env->fsr & FSR_RD_MASK) { |
3393 | case FSR_RD_NEAREST: | |
7a0e1f41 | 3394 | rnd_mode = float_round_nearest_even; |
0f8a249a | 3395 | break; |
ed910241 | 3396 | default: |
e8af50a3 | 3397 | case FSR_RD_ZERO: |
7a0e1f41 | 3398 | rnd_mode = float_round_to_zero; |
0f8a249a | 3399 | break; |
e8af50a3 | 3400 | case FSR_RD_POS: |
7a0e1f41 | 3401 | rnd_mode = float_round_up; |
0f8a249a | 3402 | break; |
e8af50a3 | 3403 | case FSR_RD_NEG: |
7a0e1f41 | 3404 | rnd_mode = float_round_down; |
0f8a249a | 3405 | break; |
e8af50a3 | 3406 | } |
7a0e1f41 | 3407 | set_float_rounding_mode(rnd_mode, &env->fp_status); |
e8af50a3 | 3408 | } |
e80cfcfc | 3409 | |
3a3b925d | 3410 | void helper_ldfsr(uint32_t new_fsr) |
bb5529bb | 3411 | { |
3a3b925d BS |
3412 | env->fsr = (new_fsr & FSR_LDFSR_MASK) | (env->fsr & FSR_LDFSR_OLDMASK); |
3413 | set_fsr(); | |
bb5529bb BS |
3414 | } |
3415 | ||
3a3b925d BS |
3416 | #ifdef TARGET_SPARC64 |
3417 | void helper_ldxfsr(uint64_t new_fsr) | |
3418 | { | |
3419 | env->fsr = (new_fsr & FSR_LDXFSR_MASK) | (env->fsr & FSR_LDXFSR_OLDMASK); | |
3420 | set_fsr(); | |
3421 | } | |
3422 | #endif | |
3423 | ||
bb5529bb | 3424 | void helper_debug(void) |
e80cfcfc FB |
3425 | { |
3426 | env->exception_index = EXCP_DEBUG; | |
3427 | cpu_loop_exit(); | |
3428 | } | |
af7bf89b | 3429 | |
3475187d | 3430 | #ifndef TARGET_SPARC64 |
72a9747b BS |
3431 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
3432 | handling ? */ | |
3433 | void helper_save(void) | |
3434 | { | |
3435 | uint32_t cwp; | |
3436 | ||
5a834bb4 | 3437 | cwp = cwp_dec(env->cwp - 1); |
72a9747b BS |
3438 | if (env->wim & (1 << cwp)) { |
3439 | raise_exception(TT_WIN_OVF); | |
3440 | } | |
3441 | set_cwp(cwp); | |
3442 | } | |
3443 | ||
3444 | void helper_restore(void) | |
3445 | { | |
3446 | uint32_t cwp; | |
3447 | ||
5a834bb4 | 3448 | cwp = cwp_inc(env->cwp + 1); |
72a9747b BS |
3449 | if (env->wim & (1 << cwp)) { |
3450 | raise_exception(TT_WIN_UNF); | |
3451 | } | |
3452 | set_cwp(cwp); | |
3453 | } | |
3454 | ||
1a2fb1c0 | 3455 | void helper_wrpsr(target_ulong new_psr) |
af7bf89b | 3456 | { |
5a834bb4 | 3457 | if ((new_psr & PSR_CWP) >= env->nwindows) { |
d4218d99 | 3458 | raise_exception(TT_ILL_INSN); |
5a834bb4 BS |
3459 | } else { |
3460 | cpu_put_psr(env, new_psr); | |
3461 | } | |
af7bf89b FB |
3462 | } |
3463 | ||
1a2fb1c0 | 3464 | target_ulong helper_rdpsr(void) |
af7bf89b | 3465 | { |
5a834bb4 | 3466 | return get_psr(); |
af7bf89b | 3467 | } |
3475187d FB |
3468 | |
3469 | #else | |
72a9747b BS |
3470 | /* XXX: use another pointer for %iN registers to avoid slow wrapping |
3471 | handling ? */ | |
3472 | void helper_save(void) | |
3473 | { | |
3474 | uint32_t cwp; | |
3475 | ||
5a834bb4 | 3476 | cwp = cwp_dec(env->cwp - 1); |
72a9747b BS |
3477 | if (env->cansave == 0) { |
3478 | raise_exception(TT_SPILL | (env->otherwin != 0 ? | |
3479 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3480 | ((env->wstate & 0x7) << 2))); | |
3481 | } else { | |
3482 | if (env->cleanwin - env->canrestore == 0) { | |
3483 | // XXX Clean windows without trap | |
3484 | raise_exception(TT_CLRWIN); | |
3485 | } else { | |
3486 | env->cansave--; | |
3487 | env->canrestore++; | |
3488 | set_cwp(cwp); | |
3489 | } | |
3490 | } | |
3491 | } | |
3492 | ||
3493 | void helper_restore(void) | |
3494 | { | |
3495 | uint32_t cwp; | |
3496 | ||
5a834bb4 | 3497 | cwp = cwp_inc(env->cwp + 1); |
72a9747b BS |
3498 | if (env->canrestore == 0) { |
3499 | raise_exception(TT_FILL | (env->otherwin != 0 ? | |
3500 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3501 | ((env->wstate & 0x7) << 2))); | |
3502 | } else { | |
3503 | env->cansave++; | |
3504 | env->canrestore--; | |
3505 | set_cwp(cwp); | |
3506 | } | |
3507 | } | |
3508 | ||
3509 | void helper_flushw(void) | |
3510 | { | |
1a14026e | 3511 | if (env->cansave != env->nwindows - 2) { |
72a9747b BS |
3512 | raise_exception(TT_SPILL | (env->otherwin != 0 ? |
3513 | (TT_WOTHER | ((env->wstate & 0x38) >> 1)): | |
3514 | ((env->wstate & 0x7) << 2))); | |
3515 | } | |
3516 | } | |
3517 | ||
3518 | void helper_saved(void) | |
3519 | { | |
3520 | env->cansave++; | |
3521 | if (env->otherwin == 0) | |
3522 | env->canrestore--; | |
3523 | else | |
3524 | env->otherwin--; | |
3525 | } | |
3526 | ||
3527 | void helper_restored(void) | |
3528 | { | |
3529 | env->canrestore++; | |
1a14026e | 3530 | if (env->cleanwin < env->nwindows - 1) |
72a9747b BS |
3531 | env->cleanwin++; |
3532 | if (env->otherwin == 0) | |
3533 | env->cansave--; | |
3534 | else | |
3535 | env->otherwin--; | |
3536 | } | |
3537 | ||
5a834bb4 BS |
3538 | static target_ulong get_ccr(void) |
3539 | { | |
3540 | target_ulong psr; | |
3541 | ||
3542 | psr = get_psr(); | |
3543 | ||
3544 | return ((env->xcc >> 20) << 4) | ((psr & PSR_ICC) >> 20); | |
3545 | } | |
3546 | ||
3547 | target_ulong cpu_get_ccr(CPUState *env1) | |
3548 | { | |
3549 | CPUState *saved_env; | |
3550 | target_ulong ret; | |
3551 | ||
3552 | saved_env = env; | |
3553 | env = env1; | |
3554 | ret = get_ccr(); | |
3555 | env = saved_env; | |
3556 | return ret; | |
3557 | } | |
3558 | ||
3559 | static void put_ccr(target_ulong val) | |
3560 | { | |
3561 | target_ulong tmp = val; | |
3562 | ||
3563 | env->xcc = (tmp >> 4) << 20; | |
3564 | env->psr = (tmp & 0xf) << 20; | |
3565 | CC_OP = CC_OP_FLAGS; | |
3566 | } | |
3567 | ||
3568 | void cpu_put_ccr(CPUState *env1, target_ulong val) | |
3569 | { | |
3570 | CPUState *saved_env; | |
3571 | ||
3572 | saved_env = env; | |
3573 | env = env1; | |
3574 | put_ccr(val); | |
3575 | env = saved_env; | |
3576 | } | |
3577 | ||
3578 | static target_ulong get_cwp64(void) | |
3579 | { | |
3580 | return env->nwindows - 1 - env->cwp; | |
3581 | } | |
3582 | ||
3583 | target_ulong cpu_get_cwp64(CPUState *env1) | |
3584 | { | |
3585 | CPUState *saved_env; | |
3586 | target_ulong ret; | |
3587 | ||
3588 | saved_env = env; | |
3589 | env = env1; | |
3590 | ret = get_cwp64(); | |
3591 | env = saved_env; | |
3592 | return ret; | |
3593 | } | |
3594 | ||
3595 | static void put_cwp64(int cwp) | |
3596 | { | |
3597 | if (unlikely(cwp >= env->nwindows || cwp < 0)) { | |
3598 | cwp %= env->nwindows; | |
3599 | } | |
3600 | set_cwp(env->nwindows - 1 - cwp); | |
3601 | } | |
3602 | ||
3603 | void cpu_put_cwp64(CPUState *env1, int cwp) | |
3604 | { | |
3605 | CPUState *saved_env; | |
3606 | ||
3607 | saved_env = env; | |
3608 | env = env1; | |
3609 | put_cwp64(cwp); | |
3610 | env = saved_env; | |
3611 | } | |
3612 | ||
d35527d9 BS |
3613 | target_ulong helper_rdccr(void) |
3614 | { | |
5a834bb4 | 3615 | return get_ccr(); |
d35527d9 BS |
3616 | } |
3617 | ||
3618 | void helper_wrccr(target_ulong new_ccr) | |
3619 | { | |
5a834bb4 | 3620 | put_ccr(new_ccr); |
d35527d9 BS |
3621 | } |
3622 | ||
3623 | // CWP handling is reversed in V9, but we still use the V8 register | |
3624 | // order. | |
3625 | target_ulong helper_rdcwp(void) | |
3626 | { | |
5a834bb4 | 3627 | return get_cwp64(); |
d35527d9 BS |
3628 | } |
3629 | ||
3630 | void helper_wrcwp(target_ulong new_cwp) | |
3631 | { | |
5a834bb4 | 3632 | put_cwp64(new_cwp); |
d35527d9 | 3633 | } |
3475187d | 3634 | |
1f5063fb BS |
3635 | // This function uses non-native bit order |
3636 | #define GET_FIELD(X, FROM, TO) \ | |
3637 | ((X) >> (63 - (TO)) & ((1ULL << ((TO) - (FROM) + 1)) - 1)) | |
3638 | ||
3639 | // This function uses the order in the manuals, i.e. bit 0 is 2^0 | |
3640 | #define GET_FIELD_SP(X, FROM, TO) \ | |
3641 | GET_FIELD(X, 63 - (TO), 63 - (FROM)) | |
3642 | ||
3643 | target_ulong helper_array8(target_ulong pixel_addr, target_ulong cubesize) | |
3644 | { | |
3645 | return (GET_FIELD_SP(pixel_addr, 60, 63) << (17 + 2 * cubesize)) | | |
3646 | (GET_FIELD_SP(pixel_addr, 39, 39 + cubesize - 1) << (17 + cubesize)) | | |
3647 | (GET_FIELD_SP(pixel_addr, 17 + cubesize - 1, 17) << 17) | | |
3648 | (GET_FIELD_SP(pixel_addr, 56, 59) << 13) | | |
3649 | (GET_FIELD_SP(pixel_addr, 35, 38) << 9) | | |
3650 | (GET_FIELD_SP(pixel_addr, 13, 16) << 5) | | |
3651 | (((pixel_addr >> 55) & 1) << 4) | | |
3652 | (GET_FIELD_SP(pixel_addr, 33, 34) << 2) | | |
3653 | GET_FIELD_SP(pixel_addr, 11, 12); | |
3654 | } | |
3655 | ||
3656 | target_ulong helper_alignaddr(target_ulong addr, target_ulong offset) | |
3657 | { | |
3658 | uint64_t tmp; | |
3659 | ||
3660 | tmp = addr + offset; | |
3661 | env->gsr &= ~7ULL; | |
3662 | env->gsr |= tmp & 7ULL; | |
3663 | return tmp & ~7ULL; | |
3664 | } | |
3665 | ||
1a2fb1c0 | 3666 | target_ulong helper_popc(target_ulong val) |
3475187d | 3667 | { |
1a2fb1c0 | 3668 | return ctpop64(val); |
3475187d | 3669 | } |
83469015 | 3670 | |
d780a466 | 3671 | static inline uint64_t *get_gregset(uint32_t pstate) |
83469015 FB |
3672 | { |
3673 | switch (pstate) { | |
3674 | default: | |
7e8695ed IK |
3675 | DPRINTF_PSTATE("ERROR in get_gregset: active pstate bits=%x%s%s%s\n", |
3676 | pstate, | |
3677 | (pstate & PS_IG) ? " IG" : "", | |
3678 | (pstate & PS_MG) ? " MG" : "", | |
3679 | (pstate & PS_AG) ? " AG" : ""); | |
3680 | /* pass through to normal set of global registers */ | |
83469015 | 3681 | case 0: |
0f8a249a | 3682 | return env->bgregs; |
83469015 | 3683 | case PS_AG: |
0f8a249a | 3684 | return env->agregs; |
83469015 | 3685 | case PS_MG: |
0f8a249a | 3686 | return env->mgregs; |
83469015 | 3687 | case PS_IG: |
0f8a249a | 3688 | return env->igregs; |
83469015 FB |
3689 | } |
3690 | } | |
3691 | ||
d780a466 | 3692 | static inline void change_pstate(uint32_t new_pstate) |
83469015 | 3693 | { |
d780a466 | 3694 | uint32_t pstate_regs, new_pstate_regs; |
83469015 FB |
3695 | uint64_t *src, *dst; |
3696 | ||
5210977a IK |
3697 | if (env->def->features & CPU_FEATURE_GL) { |
3698 | // PS_AG is not implemented in this case | |
3699 | new_pstate &= ~PS_AG; | |
3700 | } | |
3701 | ||
83469015 FB |
3702 | pstate_regs = env->pstate & 0xc01; |
3703 | new_pstate_regs = new_pstate & 0xc01; | |
5210977a | 3704 | |
83469015 | 3705 | if (new_pstate_regs != pstate_regs) { |
7e8695ed IK |
3706 | DPRINTF_PSTATE("change_pstate: switching regs old=%x new=%x\n", |
3707 | pstate_regs, new_pstate_regs); | |
0f8a249a BS |
3708 | // Switch global register bank |
3709 | src = get_gregset(new_pstate_regs); | |
3710 | dst = get_gregset(pstate_regs); | |
3711 | memcpy32(dst, env->gregs); | |
3712 | memcpy32(env->gregs, src); | |
83469015 | 3713 | } |
7e8695ed IK |
3714 | else { |
3715 | DPRINTF_PSTATE("change_pstate: regs new=%x (unchanged)\n", | |
3716 | new_pstate_regs); | |
3717 | } | |
83469015 FB |
3718 | env->pstate = new_pstate; |
3719 | } | |
3720 | ||
1a2fb1c0 | 3721 | void helper_wrpstate(target_ulong new_state) |
8f1f22f6 | 3722 | { |
5210977a | 3723 | change_pstate(new_state & 0xf3f); |
4dc28134 IK |
3724 | |
3725 | #if !defined(CONFIG_USER_ONLY) | |
3726 | if (cpu_interrupts_enabled(env)) { | |
3727 | cpu_check_irqs(env); | |
3728 | } | |
3729 | #endif | |
8f1f22f6 BS |
3730 | } |
3731 | ||
1fae7b70 IK |
3732 | void helper_wrpil(target_ulong new_pil) |
3733 | { | |
3734 | #if !defined(CONFIG_USER_ONLY) | |
3735 | DPRINTF_PSTATE("helper_wrpil old=%x new=%x\n", | |
3736 | env->psrpil, (uint32_t)new_pil); | |
3737 | ||
3738 | env->psrpil = new_pil; | |
3739 | ||
3740 | if (cpu_interrupts_enabled(env)) { | |
3741 | cpu_check_irqs(env); | |
3742 | } | |
3743 | #endif | |
3744 | } | |
3745 | ||
1a2fb1c0 | 3746 | void helper_done(void) |
83469015 | 3747 | { |
8194f35a IK |
3748 | trap_state* tsptr = cpu_tsptr(env); |
3749 | ||
3723cd09 | 3750 | env->pc = tsptr->tnpc; |
8194f35a | 3751 | env->npc = tsptr->tnpc + 4; |
5a834bb4 | 3752 | put_ccr(tsptr->tstate >> 32); |
8194f35a IK |
3753 | env->asi = (tsptr->tstate >> 24) & 0xff; |
3754 | change_pstate((tsptr->tstate >> 8) & 0xf3f); | |
5a834bb4 | 3755 | put_cwp64(tsptr->tstate & 0xff); |
e6bf7d70 | 3756 | env->tl--; |
4dc28134 IK |
3757 | |
3758 | DPRINTF_PSTATE("... helper_done tl=%d\n", env->tl); | |
3759 | ||
3760 | #if !defined(CONFIG_USER_ONLY) | |
3761 | if (cpu_interrupts_enabled(env)) { | |
3762 | cpu_check_irqs(env); | |
3763 | } | |
3764 | #endif | |
83469015 FB |
3765 | } |
3766 | ||
1a2fb1c0 | 3767 | void helper_retry(void) |
83469015 | 3768 | { |
8194f35a IK |
3769 | trap_state* tsptr = cpu_tsptr(env); |
3770 | ||
3771 | env->pc = tsptr->tpc; | |
3772 | env->npc = tsptr->tnpc; | |
5a834bb4 | 3773 | put_ccr(tsptr->tstate >> 32); |
8194f35a IK |
3774 | env->asi = (tsptr->tstate >> 24) & 0xff; |
3775 | change_pstate((tsptr->tstate >> 8) & 0xf3f); | |
5a834bb4 | 3776 | put_cwp64(tsptr->tstate & 0xff); |
e6bf7d70 | 3777 | env->tl--; |
4dc28134 IK |
3778 | |
3779 | DPRINTF_PSTATE("... helper_retry tl=%d\n", env->tl); | |
3780 | ||
3781 | #if !defined(CONFIG_USER_ONLY) | |
3782 | if (cpu_interrupts_enabled(env)) { | |
3783 | cpu_check_irqs(env); | |
3784 | } | |
3785 | #endif | |
3786 | } | |
3787 | ||
3788 | static void do_modify_softint(const char* operation, uint32_t value) | |
3789 | { | |
3790 | if (env->softint != value) { | |
3791 | env->softint = value; | |
3792 | DPRINTF_PSTATE(": %s new %08x\n", operation, env->softint); | |
3793 | #if !defined(CONFIG_USER_ONLY) | |
3794 | if (cpu_interrupts_enabled(env)) { | |
3795 | cpu_check_irqs(env); | |
3796 | } | |
3797 | #endif | |
3798 | } | |
83469015 | 3799 | } |
9d926598 BS |
3800 | |
3801 | void helper_set_softint(uint64_t value) | |
3802 | { | |
4dc28134 | 3803 | do_modify_softint("helper_set_softint", env->softint | (uint32_t)value); |
9d926598 BS |
3804 | } |
3805 | ||
3806 | void helper_clear_softint(uint64_t value) | |
3807 | { | |
4dc28134 | 3808 | do_modify_softint("helper_clear_softint", env->softint & (uint32_t)~value); |
9d926598 BS |
3809 | } |
3810 | ||
3811 | void helper_write_softint(uint64_t value) | |
3812 | { | |
4dc28134 | 3813 | do_modify_softint("helper_write_softint", (uint32_t)value); |
9d926598 | 3814 | } |
3475187d | 3815 | #endif |
ee5bbe38 | 3816 | |
91736d37 | 3817 | void helper_flush(target_ulong addr) |
ee5bbe38 | 3818 | { |
91736d37 BS |
3819 | addr &= ~7; |
3820 | tb_invalidate_page_range(addr, addr + 8); | |
ee5bbe38 FB |
3821 | } |
3822 | ||
91736d37 BS |
3823 | #ifdef TARGET_SPARC64 |
3824 | #ifdef DEBUG_PCALL | |
3825 | static const char * const excp_names[0x80] = { | |
3826 | [TT_TFAULT] = "Instruction Access Fault", | |
3827 | [TT_TMISS] = "Instruction Access MMU Miss", | |
3828 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
3829 | [TT_ILL_INSN] = "Illegal Instruction", | |
3830 | [TT_PRIV_INSN] = "Privileged Instruction", | |
3831 | [TT_NFPU_INSN] = "FPU Disabled", | |
3832 | [TT_FP_EXCP] = "FPU Exception", | |
3833 | [TT_TOVF] = "Tag Overflow", | |
3834 | [TT_CLRWIN] = "Clean Windows", | |
3835 | [TT_DIV_ZERO] = "Division By Zero", | |
3836 | [TT_DFAULT] = "Data Access Fault", | |
3837 | [TT_DMISS] = "Data Access MMU Miss", | |
3838 | [TT_DATA_ACCESS] = "Data Access Error", | |
3839 | [TT_DPROT] = "Data Protection Error", | |
3840 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
3841 | [TT_PRIV_ACT] = "Privileged Action", | |
3842 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
3843 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
3844 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
3845 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
3846 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
3847 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
3848 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
3849 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
3850 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
3851 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
3852 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
3853 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
3854 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
3855 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
3856 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
3857 | }; | |
3858 | #endif | |
3859 | ||
8194f35a IK |
3860 | trap_state* cpu_tsptr(CPUState* env) |
3861 | { | |
3862 | return &env->ts[env->tl & MAXTL_MASK]; | |
3863 | } | |
3864 | ||
91736d37 BS |
3865 | void do_interrupt(CPUState *env) |
3866 | { | |
3867 | int intno = env->exception_index; | |
8194f35a | 3868 | trap_state* tsptr; |
91736d37 BS |
3869 | |
3870 | #ifdef DEBUG_PCALL | |
8fec2b8c | 3871 | if (qemu_loglevel_mask(CPU_LOG_INT)) { |
91736d37 BS |
3872 | static int count; |
3873 | const char *name; | |
3874 | ||
3875 | if (intno < 0 || intno >= 0x180) | |
3876 | name = "Unknown"; | |
3877 | else if (intno >= 0x100) | |
3878 | name = "Trap Instruction"; | |
3879 | else if (intno >= 0xc0) | |
3880 | name = "Window Fill"; | |
3881 | else if (intno >= 0x80) | |
3882 | name = "Window Spill"; | |
3883 | else { | |
3884 | name = excp_names[intno]; | |
3885 | if (!name) | |
3886 | name = "Unknown"; | |
3887 | } | |
3888 | ||
93fcfe39 | 3889 | qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64 |
91736d37 BS |
3890 | " SP=%016" PRIx64 "\n", |
3891 | count, name, intno, | |
3892 | env->pc, | |
3893 | env->npc, env->regwptr[6]); | |
93fcfe39 | 3894 | log_cpu_state(env, 0); |
91736d37 BS |
3895 | #if 0 |
3896 | { | |
3897 | int i; | |
3898 | uint8_t *ptr; | |
3899 | ||
93fcfe39 | 3900 | qemu_log(" code="); |
91736d37 BS |
3901 | ptr = (uint8_t *)env->pc; |
3902 | for(i = 0; i < 16; i++) { | |
93fcfe39 | 3903 | qemu_log(" %02x", ldub(ptr + i)); |
91736d37 | 3904 | } |
93fcfe39 | 3905 | qemu_log("\n"); |
91736d37 BS |
3906 | } |
3907 | #endif | |
3908 | count++; | |
3909 | } | |
3910 | #endif | |
3911 | #if !defined(CONFIG_USER_ONLY) | |
3912 | if (env->tl >= env->maxtl) { | |
3913 | cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d)," | |
3914 | " Error state", env->exception_index, env->tl, env->maxtl); | |
3915 | return; | |
3916 | } | |
3917 | #endif | |
3918 | if (env->tl < env->maxtl - 1) { | |
3919 | env->tl++; | |
3920 | } else { | |
3921 | env->pstate |= PS_RED; | |
3922 | if (env->tl < env->maxtl) | |
3923 | env->tl++; | |
3924 | } | |
8194f35a IK |
3925 | tsptr = cpu_tsptr(env); |
3926 | ||
5a834bb4 | 3927 | tsptr->tstate = (get_ccr() << 32) | |
91736d37 | 3928 | ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) | |
5a834bb4 | 3929 | get_cwp64(); |
8194f35a IK |
3930 | tsptr->tpc = env->pc; |
3931 | tsptr->tnpc = env->npc; | |
3932 | tsptr->tt = intno; | |
5210977a IK |
3933 | |
3934 | switch (intno) { | |
3935 | case TT_IVEC: | |
3936 | change_pstate(PS_PEF | PS_PRIV | PS_IG); | |
3937 | break; | |
3938 | case TT_TFAULT: | |
5210977a | 3939 | case TT_DFAULT: |
87f6d3f6 IK |
3940 | case TT_TMISS ... TT_TMISS + 3: |
3941 | case TT_DMISS ... TT_DMISS + 3: | |
3942 | case TT_DPROT ... TT_DPROT + 3: | |
5210977a IK |
3943 | change_pstate(PS_PEF | PS_PRIV | PS_MG); |
3944 | break; | |
3945 | default: | |
3946 | change_pstate(PS_PEF | PS_PRIV | PS_AG); | |
3947 | break; | |
91736d37 | 3948 | } |
5210977a | 3949 | |
5a834bb4 BS |
3950 | if (intno == TT_CLRWIN) { |
3951 | set_cwp(cwp_dec(env->cwp - 1)); | |
3952 | } else if ((intno & 0x1c0) == TT_SPILL) { | |
3953 | set_cwp(cwp_dec(env->cwp - env->cansave - 2)); | |
3954 | } else if ((intno & 0x1c0) == TT_FILL) { | |
3955 | set_cwp(cwp_inc(env->cwp + 1)); | |
3956 | } | |
91736d37 BS |
3957 | env->tbr &= ~0x7fffULL; |
3958 | env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); | |
3959 | env->pc = env->tbr; | |
3960 | env->npc = env->pc + 4; | |
821b19fe | 3961 | env->exception_index = -1; |
ee5bbe38 | 3962 | } |
91736d37 BS |
3963 | #else |
3964 | #ifdef DEBUG_PCALL | |
3965 | static const char * const excp_names[0x80] = { | |
3966 | [TT_TFAULT] = "Instruction Access Fault", | |
3967 | [TT_ILL_INSN] = "Illegal Instruction", | |
3968 | [TT_PRIV_INSN] = "Privileged Instruction", | |
3969 | [TT_NFPU_INSN] = "FPU Disabled", | |
3970 | [TT_WIN_OVF] = "Window Overflow", | |
3971 | [TT_WIN_UNF] = "Window Underflow", | |
3972 | [TT_UNALIGNED] = "Unaligned Memory Access", | |
3973 | [TT_FP_EXCP] = "FPU Exception", | |
3974 | [TT_DFAULT] = "Data Access Fault", | |
3975 | [TT_TOVF] = "Tag Overflow", | |
3976 | [TT_EXTINT | 0x1] = "External Interrupt 1", | |
3977 | [TT_EXTINT | 0x2] = "External Interrupt 2", | |
3978 | [TT_EXTINT | 0x3] = "External Interrupt 3", | |
3979 | [TT_EXTINT | 0x4] = "External Interrupt 4", | |
3980 | [TT_EXTINT | 0x5] = "External Interrupt 5", | |
3981 | [TT_EXTINT | 0x6] = "External Interrupt 6", | |
3982 | [TT_EXTINT | 0x7] = "External Interrupt 7", | |
3983 | [TT_EXTINT | 0x8] = "External Interrupt 8", | |
3984 | [TT_EXTINT | 0x9] = "External Interrupt 9", | |
3985 | [TT_EXTINT | 0xa] = "External Interrupt 10", | |
3986 | [TT_EXTINT | 0xb] = "External Interrupt 11", | |
3987 | [TT_EXTINT | 0xc] = "External Interrupt 12", | |
3988 | [TT_EXTINT | 0xd] = "External Interrupt 13", | |
3989 | [TT_EXTINT | 0xe] = "External Interrupt 14", | |
3990 | [TT_EXTINT | 0xf] = "External Interrupt 15", | |
3991 | [TT_TOVF] = "Tag Overflow", | |
3992 | [TT_CODE_ACCESS] = "Instruction Access Error", | |
3993 | [TT_DATA_ACCESS] = "Data Access Error", | |
3994 | [TT_DIV_ZERO] = "Division By Zero", | |
3995 | [TT_NCP_INSN] = "Coprocessor Disabled", | |
3996 | }; | |
3997 | #endif | |
ee5bbe38 | 3998 | |
91736d37 | 3999 | void do_interrupt(CPUState *env) |
ee5bbe38 | 4000 | { |
91736d37 BS |
4001 | int cwp, intno = env->exception_index; |
4002 | ||
4003 | #ifdef DEBUG_PCALL | |
8fec2b8c | 4004 | if (qemu_loglevel_mask(CPU_LOG_INT)) { |
91736d37 BS |
4005 | static int count; |
4006 | const char *name; | |
4007 | ||
4008 | if (intno < 0 || intno >= 0x100) | |
4009 | name = "Unknown"; | |
4010 | else if (intno >= 0x80) | |
4011 | name = "Trap Instruction"; | |
4012 | else { | |
4013 | name = excp_names[intno]; | |
4014 | if (!name) | |
4015 | name = "Unknown"; | |
4016 | } | |
4017 | ||
93fcfe39 | 4018 | qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n", |
91736d37 BS |
4019 | count, name, intno, |
4020 | env->pc, | |
4021 | env->npc, env->regwptr[6]); | |
93fcfe39 | 4022 | log_cpu_state(env, 0); |
91736d37 BS |
4023 | #if 0 |
4024 | { | |
4025 | int i; | |
4026 | uint8_t *ptr; | |
4027 | ||
93fcfe39 | 4028 | qemu_log(" code="); |
91736d37 BS |
4029 | ptr = (uint8_t *)env->pc; |
4030 | for(i = 0; i < 16; i++) { | |
93fcfe39 | 4031 | qemu_log(" %02x", ldub(ptr + i)); |
91736d37 | 4032 | } |
93fcfe39 | 4033 | qemu_log("\n"); |
91736d37 BS |
4034 | } |
4035 | #endif | |
4036 | count++; | |
4037 | } | |
4038 | #endif | |
4039 | #if !defined(CONFIG_USER_ONLY) | |
4040 | if (env->psret == 0) { | |
4041 | cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", | |
4042 | env->exception_index); | |
4043 | return; | |
4044 | } | |
4045 | #endif | |
4046 | env->psret = 0; | |
5a834bb4 BS |
4047 | cwp = cwp_dec(env->cwp - 1); |
4048 | set_cwp(cwp); | |
91736d37 BS |
4049 | env->regwptr[9] = env->pc; |
4050 | env->regwptr[10] = env->npc; | |
4051 | env->psrps = env->psrs; | |
4052 | env->psrs = 1; | |
4053 | env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); | |
4054 | env->pc = env->tbr; | |
4055 | env->npc = env->pc + 4; | |
95372a39 | 4056 | env->exception_index = -1; |
ee5bbe38 | 4057 | } |
91736d37 | 4058 | #endif |
ee5bbe38 | 4059 | |
5fafdf24 | 4060 | #if !defined(CONFIG_USER_ONLY) |
ee5bbe38 | 4061 | |
d2889a3e BS |
4062 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
4063 | void *retaddr); | |
4064 | ||
ee5bbe38 | 4065 | #define MMUSUFFIX _mmu |
d2889a3e | 4066 | #define ALIGNED_ONLY |
ee5bbe38 FB |
4067 | |
4068 | #define SHIFT 0 | |
4069 | #include "softmmu_template.h" | |
4070 | ||
4071 | #define SHIFT 1 | |
4072 | #include "softmmu_template.h" | |
4073 | ||
4074 | #define SHIFT 2 | |
4075 | #include "softmmu_template.h" | |
4076 | ||
4077 | #define SHIFT 3 | |
4078 | #include "softmmu_template.h" | |
4079 | ||
c2bc0e38 BS |
4080 | /* XXX: make it generic ? */ |
4081 | static void cpu_restore_state2(void *retaddr) | |
4082 | { | |
4083 | TranslationBlock *tb; | |
4084 | unsigned long pc; | |
4085 | ||
4086 | if (retaddr) { | |
4087 | /* now we have a real cpu fault */ | |
4088 | pc = (unsigned long)retaddr; | |
4089 | tb = tb_find_pc(pc); | |
4090 | if (tb) { | |
4091 | /* the PC is inside the translated code. It means that we have | |
4092 | a virtual CPU fault */ | |
4093 | cpu_restore_state(tb, env, pc, (void *)(long)env->cond); | |
4094 | } | |
4095 | } | |
4096 | } | |
4097 | ||
d2889a3e BS |
4098 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
4099 | void *retaddr) | |
4100 | { | |
94554550 | 4101 | #ifdef DEBUG_UNALIGNED |
c2bc0e38 BS |
4102 | printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx |
4103 | "\n", addr, env->pc); | |
94554550 | 4104 | #endif |
c2bc0e38 | 4105 | cpu_restore_state2(retaddr); |
94554550 | 4106 | raise_exception(TT_UNALIGNED); |
d2889a3e | 4107 | } |
ee5bbe38 FB |
4108 | |
4109 | /* try to fill the TLB and return an exception if error. If retaddr is | |
4110 | NULL, it means that the function was called in C code (i.e. not | |
4111 | from generated code or from helper.c) */ | |
4112 | /* XXX: fix it to restore all registers */ | |
6ebbf390 | 4113 | void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
ee5bbe38 | 4114 | { |
ee5bbe38 | 4115 | int ret; |
ee5bbe38 FB |
4116 | CPUState *saved_env; |
4117 | ||
4118 | /* XXX: hack to restore env in all cases, even if not called from | |
4119 | generated code */ | |
4120 | saved_env = env; | |
4121 | env = cpu_single_env; | |
4122 | ||
6ebbf390 | 4123 | ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1); |
ee5bbe38 | 4124 | if (ret) { |
c2bc0e38 | 4125 | cpu_restore_state2(retaddr); |
ee5bbe38 FB |
4126 | cpu_loop_exit(); |
4127 | } | |
4128 | env = saved_env; | |
4129 | } | |
4130 | ||
3c7b48b7 | 4131 | #endif /* !CONFIG_USER_ONLY */ |
6c36d3fa BS |
4132 | |
4133 | #ifndef TARGET_SPARC64 | |
3c7b48b7 | 4134 | #if !defined(CONFIG_USER_ONLY) |
c227f099 | 4135 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 4136 | int is_asi, int size) |
6c36d3fa BS |
4137 | { |
4138 | CPUState *saved_env; | |
576c2cdc | 4139 | int fault_type; |
6c36d3fa BS |
4140 | |
4141 | /* XXX: hack to restore env in all cases, even if not called from | |
4142 | generated code */ | |
4143 | saved_env = env; | |
4144 | env = cpu_single_env; | |
8543e2cf BS |
4145 | #ifdef DEBUG_UNASSIGNED |
4146 | if (is_asi) | |
e18231a3 | 4147 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
77f193da | 4148 | " asi 0x%02x from " TARGET_FMT_lx "\n", |
e18231a3 BS |
4149 | is_exec ? "exec" : is_write ? "write" : "read", size, |
4150 | size == 1 ? "" : "s", addr, is_asi, env->pc); | |
8543e2cf | 4151 | else |
e18231a3 BS |
4152 | printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx |
4153 | " from " TARGET_FMT_lx "\n", | |
4154 | is_exec ? "exec" : is_write ? "write" : "read", size, | |
4155 | size == 1 ? "" : "s", addr, env->pc); | |
8543e2cf | 4156 | #endif |
576c2cdc AT |
4157 | /* Don't overwrite translation and access faults */ |
4158 | fault_type = (env->mmuregs[3] & 0x1c) >> 2; | |
4159 | if ((fault_type > 4) || (fault_type == 0)) { | |
4160 | env->mmuregs[3] = 0; /* Fault status register */ | |
4161 | if (is_asi) | |
4162 | env->mmuregs[3] |= 1 << 16; | |
4163 | if (env->psrs) | |
4164 | env->mmuregs[3] |= 1 << 5; | |
4165 | if (is_exec) | |
4166 | env->mmuregs[3] |= 1 << 6; | |
4167 | if (is_write) | |
4168 | env->mmuregs[3] |= 1 << 7; | |
4169 | env->mmuregs[3] |= (5 << 2) | 2; | |
4170 | /* SuperSPARC will never place instruction fault addresses in the FAR */ | |
4171 | if (!is_exec) { | |
4172 | env->mmuregs[4] = addr; /* Fault address register */ | |
4173 | } | |
4174 | } | |
4175 | /* overflow (same type fault was not read before another fault) */ | |
4176 | if (fault_type == ((env->mmuregs[3] & 0x1c)) >> 2) { | |
4177 | env->mmuregs[3] |= 1; | |
4178 | } | |
4179 | ||
6c36d3fa | 4180 | if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) { |
1b2e93c1 BS |
4181 | if (is_exec) |
4182 | raise_exception(TT_CODE_ACCESS); | |
4183 | else | |
4184 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa | 4185 | } |
576c2cdc AT |
4186 | |
4187 | /* flush neverland mappings created during no-fault mode, | |
4188 | so the sequential MMU faults report proper fault types */ | |
4189 | if (env->mmuregs[0] & MMU_NF) { | |
4190 | tlb_flush(env, 1); | |
4191 | } | |
15e7c451 AT |
4192 | |
4193 | env = saved_env; | |
6c36d3fa | 4194 | } |
3c7b48b7 PB |
4195 | #endif |
4196 | #else | |
4197 | #if defined(CONFIG_USER_ONLY) | |
4198 | static void do_unassigned_access(target_ulong addr, int is_write, int is_exec, | |
4199 | int is_asi, int size) | |
6c36d3fa | 4200 | #else |
c227f099 | 4201 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
e18231a3 | 4202 | int is_asi, int size) |
3c7b48b7 | 4203 | #endif |
6c36d3fa | 4204 | { |
6c36d3fa BS |
4205 | CPUState *saved_env; |
4206 | ||
4207 | /* XXX: hack to restore env in all cases, even if not called from | |
4208 | generated code */ | |
4209 | saved_env = env; | |
4210 | env = cpu_single_env; | |
dffbe217 IK |
4211 | |
4212 | #ifdef DEBUG_UNASSIGNED | |
77f193da BS |
4213 | printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx |
4214 | "\n", addr, env->pc); | |
6c36d3fa | 4215 | #endif |
dffbe217 | 4216 | |
1b2e93c1 BS |
4217 | if (is_exec) |
4218 | raise_exception(TT_CODE_ACCESS); | |
4219 | else | |
4220 | raise_exception(TT_DATA_ACCESS); | |
dffbe217 IK |
4221 | |
4222 | env = saved_env; | |
6c36d3fa BS |
4223 | } |
4224 | #endif | |
20c9f095 | 4225 | |
3c7b48b7 | 4226 | |
f4b1a842 BS |
4227 | #ifdef TARGET_SPARC64 |
4228 | void helper_tick_set_count(void *opaque, uint64_t count) | |
4229 | { | |
4230 | #if !defined(CONFIG_USER_ONLY) | |
4231 | cpu_tick_set_count(opaque, count); | |
4232 | #endif | |
4233 | } | |
4234 | ||
4235 | uint64_t helper_tick_get_count(void *opaque) | |
4236 | { | |
4237 | #if !defined(CONFIG_USER_ONLY) | |
4238 | return cpu_tick_get_count(opaque); | |
4239 | #else | |
4240 | return 0; | |
4241 | #endif | |
4242 | } | |
4243 | ||
4244 | void helper_tick_set_limit(void *opaque, uint64_t limit) | |
4245 | { | |
4246 | #if !defined(CONFIG_USER_ONLY) | |
4247 | cpu_tick_set_limit(opaque, limit); | |
4248 | #endif | |
4249 | } | |
4250 | #endif |