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Commit | Line | Data |
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e8af50a3 | 1 | #include "exec.h" |
eed152bb | 2 | #include "host-utils.h" |
e8af50a3 | 3 | |
83469015 | 4 | //#define DEBUG_PCALL |
e80cfcfc | 5 | //#define DEBUG_MMU |
952a328f | 6 | //#define DEBUG_MXCC |
94554550 | 7 | //#define DEBUG_UNALIGNED |
6c36d3fa | 8 | //#define DEBUG_UNASSIGNED |
e80cfcfc | 9 | |
952a328f BS |
10 | #ifdef DEBUG_MMU |
11 | #define DPRINTF_MMU(fmt, args...) \ | |
12 | do { printf("MMU: " fmt , ##args); } while (0) | |
13 | #else | |
14 | #define DPRINTF_MMU(fmt, args...) | |
15 | #endif | |
16 | ||
17 | #ifdef DEBUG_MXCC | |
18 | #define DPRINTF_MXCC(fmt, args...) \ | |
19 | do { printf("MXCC: " fmt , ##args); } while (0) | |
20 | #else | |
21 | #define DPRINTF_MXCC(fmt, args...) | |
22 | #endif | |
23 | ||
9d893301 FB |
24 | void raise_exception(int tt) |
25 | { | |
26 | env->exception_index = tt; | |
27 | cpu_loop_exit(); | |
3b46e624 | 28 | } |
9d893301 | 29 | |
417454b0 BS |
30 | void check_ieee_exceptions() |
31 | { | |
32 | T0 = get_float_exception_flags(&env->fp_status); | |
33 | if (T0) | |
34 | { | |
0f8a249a BS |
35 | /* Copy IEEE 754 flags into FSR */ |
36 | if (T0 & float_flag_invalid) | |
37 | env->fsr |= FSR_NVC; | |
38 | if (T0 & float_flag_overflow) | |
39 | env->fsr |= FSR_OFC; | |
40 | if (T0 & float_flag_underflow) | |
41 | env->fsr |= FSR_UFC; | |
42 | if (T0 & float_flag_divbyzero) | |
43 | env->fsr |= FSR_DZC; | |
44 | if (T0 & float_flag_inexact) | |
45 | env->fsr |= FSR_NXC; | |
46 | ||
47 | if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) | |
48 | { | |
49 | /* Unmasked exception, generate a trap */ | |
50 | env->fsr |= FSR_FTT_IEEE_EXCP; | |
51 | raise_exception(TT_FP_EXCP); | |
52 | } | |
53 | else | |
54 | { | |
55 | /* Accumulate exceptions */ | |
56 | env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5; | |
57 | } | |
417454b0 BS |
58 | } |
59 | } | |
60 | ||
a0c4cb4a FB |
61 | #ifdef USE_INT_TO_FLOAT_HELPERS |
62 | void do_fitos(void) | |
63 | { | |
417454b0 | 64 | set_float_exception_flags(0, &env->fp_status); |
ec230928 | 65 | FT0 = int32_to_float32(*((int32_t *)&FT1), &env->fp_status); |
417454b0 | 66 | check_ieee_exceptions(); |
a0c4cb4a FB |
67 | } |
68 | ||
69 | void do_fitod(void) | |
70 | { | |
ec230928 | 71 | DT0 = int32_to_float64(*((int32_t *)&FT1), &env->fp_status); |
a0c4cb4a | 72 | } |
1e64e78d BS |
73 | #ifdef TARGET_SPARC64 |
74 | void do_fxtos(void) | |
75 | { | |
76 | set_float_exception_flags(0, &env->fp_status); | |
77 | FT0 = int64_to_float32(*((int64_t *)&DT1), &env->fp_status); | |
78 | check_ieee_exceptions(); | |
79 | } | |
80 | ||
81 | void do_fxtod(void) | |
82 | { | |
83 | set_float_exception_flags(0, &env->fp_status); | |
84 | DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status); | |
85 | check_ieee_exceptions(); | |
86 | } | |
87 | #endif | |
a0c4cb4a FB |
88 | #endif |
89 | ||
90 | void do_fabss(void) | |
e8af50a3 | 91 | { |
7a0e1f41 | 92 | FT0 = float32_abs(FT1); |
e8af50a3 FB |
93 | } |
94 | ||
3475187d FB |
95 | #ifdef TARGET_SPARC64 |
96 | void do_fabsd(void) | |
97 | { | |
98 | DT0 = float64_abs(DT1); | |
99 | } | |
1f587329 BS |
100 | |
101 | #if defined(CONFIG_USER_ONLY) | |
102 | void do_fabsq(void) | |
103 | { | |
104 | QT0 = float128_abs(QT1); | |
105 | } | |
106 | #endif | |
3475187d FB |
107 | #endif |
108 | ||
a0c4cb4a | 109 | void do_fsqrts(void) |
e8af50a3 | 110 | { |
417454b0 | 111 | set_float_exception_flags(0, &env->fp_status); |
7a0e1f41 | 112 | FT0 = float32_sqrt(FT1, &env->fp_status); |
417454b0 | 113 | check_ieee_exceptions(); |
e8af50a3 FB |
114 | } |
115 | ||
a0c4cb4a | 116 | void do_fsqrtd(void) |
e8af50a3 | 117 | { |
417454b0 | 118 | set_float_exception_flags(0, &env->fp_status); |
7a0e1f41 | 119 | DT0 = float64_sqrt(DT1, &env->fp_status); |
417454b0 | 120 | check_ieee_exceptions(); |
e8af50a3 FB |
121 | } |
122 | ||
1f587329 BS |
123 | #if defined(CONFIG_USER_ONLY) |
124 | void do_fsqrtq(void) | |
125 | { | |
126 | set_float_exception_flags(0, &env->fp_status); | |
127 | QT0 = float128_sqrt(QT1, &env->fp_status); | |
128 | check_ieee_exceptions(); | |
129 | } | |
130 | #endif | |
131 | ||
417454b0 | 132 | #define GEN_FCMP(name, size, reg1, reg2, FS, TRAP) \ |
65ce8c2f FB |
133 | void glue(do_, name) (void) \ |
134 | { \ | |
135 | env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \ | |
136 | switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \ | |
137 | case float_relation_unordered: \ | |
138 | T0 = (FSR_FCC1 | FSR_FCC0) << FS; \ | |
417454b0 | 139 | if ((env->fsr & FSR_NVM) || TRAP) { \ |
65ce8c2f | 140 | env->fsr |= T0; \ |
417454b0 BS |
141 | env->fsr |= FSR_NVC; \ |
142 | env->fsr |= FSR_FTT_IEEE_EXCP; \ | |
65ce8c2f FB |
143 | raise_exception(TT_FP_EXCP); \ |
144 | } else { \ | |
145 | env->fsr |= FSR_NVA; \ | |
146 | } \ | |
147 | break; \ | |
148 | case float_relation_less: \ | |
149 | T0 = FSR_FCC0 << FS; \ | |
150 | break; \ | |
151 | case float_relation_greater: \ | |
152 | T0 = FSR_FCC1 << FS; \ | |
153 | break; \ | |
154 | default: \ | |
155 | T0 = 0; \ | |
156 | break; \ | |
157 | } \ | |
158 | env->fsr |= T0; \ | |
e8af50a3 | 159 | } |
e8af50a3 | 160 | |
417454b0 BS |
161 | GEN_FCMP(fcmps, float32, FT0, FT1, 0, 0); |
162 | GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0); | |
163 | ||
164 | GEN_FCMP(fcmpes, float32, FT0, FT1, 0, 1); | |
165 | GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1); | |
3475187d | 166 | |
1f587329 BS |
167 | #ifdef CONFIG_USER_ONLY |
168 | GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0); | |
169 | GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1); | |
170 | #endif | |
171 | ||
3475187d | 172 | #ifdef TARGET_SPARC64 |
417454b0 BS |
173 | GEN_FCMP(fcmps_fcc1, float32, FT0, FT1, 22, 0); |
174 | GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0); | |
175 | ||
176 | GEN_FCMP(fcmps_fcc2, float32, FT0, FT1, 24, 0); | |
177 | GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0); | |
178 | ||
179 | GEN_FCMP(fcmps_fcc3, float32, FT0, FT1, 26, 0); | |
180 | GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0); | |
181 | ||
182 | GEN_FCMP(fcmpes_fcc1, float32, FT0, FT1, 22, 1); | |
183 | GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1); | |
3475187d | 184 | |
417454b0 BS |
185 | GEN_FCMP(fcmpes_fcc2, float32, FT0, FT1, 24, 1); |
186 | GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1); | |
3475187d | 187 | |
417454b0 BS |
188 | GEN_FCMP(fcmpes_fcc3, float32, FT0, FT1, 26, 1); |
189 | GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1); | |
1f587329 BS |
190 | #ifdef CONFIG_USER_ONLY |
191 | GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0); | |
192 | GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0); | |
193 | GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0); | |
194 | GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1); | |
195 | GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1); | |
196 | GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1); | |
197 | #endif | |
3475187d FB |
198 | #endif |
199 | ||
200 | #ifndef TARGET_SPARC64 | |
81ad8ba2 | 201 | #ifndef CONFIG_USER_ONLY |
952a328f BS |
202 | |
203 | #ifdef DEBUG_MXCC | |
204 | static void dump_mxcc(CPUState *env) | |
205 | { | |
206 | printf("mxccdata: %016llx %016llx %016llx %016llx\n", | |
207 | env->mxccdata[0], env->mxccdata[1], env->mxccdata[2], env->mxccdata[3]); | |
208 | printf("mxccregs: %016llx %016llx %016llx %016llx\n" | |
209 | " %016llx %016llx %016llx %016llx\n", | |
210 | env->mxccregs[0], env->mxccregs[1], env->mxccregs[2], env->mxccregs[3], | |
211 | env->mxccregs[4], env->mxccregs[5], env->mxccregs[6], env->mxccregs[7]); | |
212 | } | |
213 | #endif | |
214 | ||
a0c4cb4a | 215 | void helper_ld_asi(int asi, int size, int sign) |
e8af50a3 | 216 | { |
83469015 | 217 | uint32_t ret = 0; |
e909ec2f | 218 | uint64_t tmp; |
952a328f BS |
219 | #ifdef DEBUG_MXCC |
220 | uint32_t last_T0 = T0; | |
221 | #endif | |
e80cfcfc FB |
222 | |
223 | switch (asi) { | |
6c36d3fa | 224 | case 2: /* SuperSparc MXCC registers */ |
952a328f BS |
225 | switch (T0) { |
226 | case 0x01c00a00: /* MXCC control register */ | |
227 | if (size == 8) { | |
d07b4d0e BS |
228 | ret = env->mxccregs[3] >> 32; |
229 | T0 = env->mxccregs[3]; | |
952a328f BS |
230 | } else |
231 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
232 | break; | |
233 | case 0x01c00a04: /* MXCC control register */ | |
234 | if (size == 4) | |
235 | ret = env->mxccregs[3]; | |
236 | else | |
237 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
238 | break; | |
295db113 BS |
239 | case 0x01c00c00: /* Module reset register */ |
240 | if (size == 8) { | |
241 | ret = env->mxccregs[5] >> 32; | |
242 | T0 = env->mxccregs[5]; | |
243 | // should we do something here? | |
244 | } else | |
245 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
246 | break; | |
952a328f BS |
247 | case 0x01c00f00: /* MBus port address register */ |
248 | if (size == 8) { | |
d07b4d0e BS |
249 | ret = env->mxccregs[7] >> 32; |
250 | T0 = env->mxccregs[7]; | |
952a328f BS |
251 | } else |
252 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
253 | break; | |
254 | default: | |
255 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", T0, size); | |
256 | break; | |
257 | } | |
258 | DPRINTF_MXCC("asi = %d, size = %d, sign = %d, T0 = %08x -> ret = %08x," | |
259 | "T0 = %08x\n", asi, size, sign, last_T0, ret, T0); | |
260 | #ifdef DEBUG_MXCC | |
261 | dump_mxcc(env); | |
262 | #endif | |
6c36d3fa | 263 | break; |
e8af50a3 | 264 | case 3: /* MMU probe */ |
0f8a249a BS |
265 | { |
266 | int mmulev; | |
267 | ||
268 | mmulev = (T0 >> 8) & 15; | |
269 | if (mmulev > 4) | |
270 | ret = 0; | |
271 | else { | |
272 | ret = mmu_probe(env, T0, mmulev); | |
273 | //bswap32s(&ret); | |
274 | } | |
952a328f | 275 | DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08x\n", T0, mmulev, ret); |
0f8a249a BS |
276 | } |
277 | break; | |
e8af50a3 | 278 | case 4: /* read MMU regs */ |
0f8a249a | 279 | { |
3dd9a152 | 280 | int reg = (T0 >> 8) & 0x1f; |
3b46e624 | 281 | |
0f8a249a BS |
282 | ret = env->mmuregs[reg]; |
283 | if (reg == 3) /* Fault status cleared on read */ | |
3dd9a152 BS |
284 | env->mmuregs[3] = 0; |
285 | else if (reg == 0x13) /* Fault status read */ | |
286 | ret = env->mmuregs[3]; | |
287 | else if (reg == 0x14) /* Fault address read */ | |
288 | ret = env->mmuregs[4]; | |
952a328f | 289 | DPRINTF_MMU("mmu_read: reg[%d] = 0x%08x\n", reg, ret); |
0f8a249a BS |
290 | } |
291 | break; | |
6c36d3fa BS |
292 | case 9: /* Supervisor code access */ |
293 | switch(size) { | |
294 | case 1: | |
295 | ret = ldub_code(T0); | |
296 | break; | |
297 | case 2: | |
298 | ret = lduw_code(T0 & ~1); | |
299 | break; | |
300 | default: | |
301 | case 4: | |
302 | ret = ldl_code(T0 & ~3); | |
303 | break; | |
304 | case 8: | |
e909ec2f BS |
305 | tmp = ldq_code(T0 & ~7); |
306 | ret = tmp >> 32; | |
2761992d | 307 | T0 = tmp; |
6c36d3fa BS |
308 | break; |
309 | } | |
310 | break; | |
81ad8ba2 BS |
311 | case 0xa: /* User data access */ |
312 | switch(size) { | |
313 | case 1: | |
314 | ret = ldub_user(T0); | |
315 | break; | |
316 | case 2: | |
317 | ret = lduw_user(T0 & ~1); | |
318 | break; | |
319 | default: | |
320 | case 4: | |
321 | ret = ldl_user(T0 & ~3); | |
322 | break; | |
323 | case 8: | |
e909ec2f BS |
324 | tmp = ldq_user(T0 & ~7); |
325 | ret = tmp >> 32; | |
2761992d | 326 | T0 = tmp; |
81ad8ba2 BS |
327 | break; |
328 | } | |
329 | break; | |
330 | case 0xb: /* Supervisor data access */ | |
331 | switch(size) { | |
332 | case 1: | |
333 | ret = ldub_kernel(T0); | |
334 | break; | |
335 | case 2: | |
336 | ret = lduw_kernel(T0 & ~1); | |
337 | break; | |
338 | default: | |
339 | case 4: | |
340 | ret = ldl_kernel(T0 & ~3); | |
341 | break; | |
342 | case 8: | |
e909ec2f BS |
343 | tmp = ldq_kernel(T0 & ~7); |
344 | ret = tmp >> 32; | |
2761992d | 345 | T0 = tmp; |
81ad8ba2 BS |
346 | break; |
347 | } | |
348 | break; | |
6c36d3fa BS |
349 | case 0xc: /* I-cache tag */ |
350 | case 0xd: /* I-cache data */ | |
351 | case 0xe: /* D-cache tag */ | |
352 | case 0xf: /* D-cache data */ | |
353 | break; | |
354 | case 0x20: /* MMU passthrough */ | |
02aab46a FB |
355 | switch(size) { |
356 | case 1: | |
357 | ret = ldub_phys(T0); | |
358 | break; | |
359 | case 2: | |
360 | ret = lduw_phys(T0 & ~1); | |
361 | break; | |
362 | default: | |
363 | case 4: | |
364 | ret = ldl_phys(T0 & ~3); | |
365 | break; | |
9e61bde5 | 366 | case 8: |
e909ec2f BS |
367 | tmp = ldq_phys(T0 & ~7); |
368 | ret = tmp >> 32; | |
2761992d | 369 | T0 = tmp; |
0f8a249a | 370 | break; |
02aab46a | 371 | } |
0f8a249a | 372 | break; |
5dcb6b91 BS |
373 | case 0x2e: /* MMU passthrough, 0xexxxxxxxx */ |
374 | case 0x2f: /* MMU passthrough, 0xfxxxxxxxx */ | |
375 | switch(size) { | |
376 | case 1: | |
377 | ret = ldub_phys((target_phys_addr_t)T0 | |
378 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
379 | break; | |
380 | case 2: | |
381 | ret = lduw_phys((target_phys_addr_t)(T0 & ~1) | |
382 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
383 | break; | |
384 | default: | |
385 | case 4: | |
386 | ret = ldl_phys((target_phys_addr_t)(T0 & ~3) | |
387 | | ((target_phys_addr_t)(asi & 0xf) << 32)); | |
388 | break; | |
389 | case 8: | |
e909ec2f | 390 | tmp = ldq_phys((target_phys_addr_t)(T0 & ~7) |
5dcb6b91 | 391 | | ((target_phys_addr_t)(asi & 0xf) << 32)); |
e909ec2f | 392 | ret = tmp >> 32; |
2761992d | 393 | T0 = tmp; |
0f8a249a | 394 | break; |
5dcb6b91 | 395 | } |
0f8a249a | 396 | break; |
5dcb6b91 | 397 | case 0x21 ... 0x2d: /* MMU passthrough, unassigned */ |
e8af50a3 | 398 | default: |
6c36d3fa | 399 | do_unassigned_access(T0, 0, 0, 1); |
0f8a249a BS |
400 | ret = 0; |
401 | break; | |
e8af50a3 | 402 | } |
81ad8ba2 BS |
403 | if (sign) { |
404 | switch(size) { | |
405 | case 1: | |
406 | T1 = (int8_t) ret; | |
e32664fb | 407 | break; |
81ad8ba2 BS |
408 | case 2: |
409 | T1 = (int16_t) ret; | |
e32664fb | 410 | break; |
81ad8ba2 BS |
411 | default: |
412 | T1 = ret; | |
413 | break; | |
414 | } | |
415 | } | |
416 | else | |
417 | T1 = ret; | |
e8af50a3 FB |
418 | } |
419 | ||
81ad8ba2 | 420 | void helper_st_asi(int asi, int size) |
e8af50a3 FB |
421 | { |
422 | switch(asi) { | |
6c36d3fa | 423 | case 2: /* SuperSparc MXCC registers */ |
952a328f BS |
424 | switch (T0) { |
425 | case 0x01c00000: /* MXCC stream data register 0 */ | |
426 | if (size == 8) | |
427 | env->mxccdata[0] = ((uint64_t)T1 << 32) | T2; | |
428 | else | |
429 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
430 | break; | |
431 | case 0x01c00008: /* MXCC stream data register 1 */ | |
432 | if (size == 8) | |
433 | env->mxccdata[1] = ((uint64_t)T1 << 32) | T2; | |
434 | else | |
435 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
436 | break; | |
437 | case 0x01c00010: /* MXCC stream data register 2 */ | |
438 | if (size == 8) | |
439 | env->mxccdata[2] = ((uint64_t)T1 << 32) | T2; | |
440 | else | |
441 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
442 | break; | |
443 | case 0x01c00018: /* MXCC stream data register 3 */ | |
444 | if (size == 8) | |
445 | env->mxccdata[3] = ((uint64_t)T1 << 32) | T2; | |
446 | else | |
447 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
448 | break; | |
449 | case 0x01c00100: /* MXCC stream source */ | |
450 | if (size == 8) | |
451 | env->mxccregs[0] = ((uint64_t)T1 << 32) | T2; | |
452 | else | |
453 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
454 | env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 0); | |
455 | env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 8); | |
456 | env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 16); | |
457 | env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) + 24); | |
458 | break; | |
459 | case 0x01c00200: /* MXCC stream destination */ | |
460 | if (size == 8) | |
461 | env->mxccregs[1] = ((uint64_t)T1 << 32) | T2; | |
462 | else | |
463 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
464 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0, env->mxccdata[0]); | |
465 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8, env->mxccdata[1]); | |
466 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16, env->mxccdata[2]); | |
467 | stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24, env->mxccdata[3]); | |
468 | break; | |
469 | case 0x01c00a00: /* MXCC control register */ | |
470 | if (size == 8) | |
471 | env->mxccregs[3] = ((uint64_t)T1 << 32) | T2; | |
472 | else | |
473 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
474 | break; | |
475 | case 0x01c00a04: /* MXCC control register */ | |
476 | if (size == 4) | |
bd37ec21 | 477 | env->mxccregs[3] = (env->mxccregs[0xa] & 0xffffffff00000000ULL) | T1; |
952a328f BS |
478 | else |
479 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
480 | break; | |
481 | case 0x01c00e00: /* MXCC error register */ | |
bbf7d96b | 482 | // writing a 1 bit clears the error |
952a328f | 483 | if (size == 8) |
bbf7d96b | 484 | env->mxccregs[6] &= ~(((uint64_t)T1 << 32) | T2); |
952a328f BS |
485 | else |
486 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
952a328f BS |
487 | break; |
488 | case 0x01c00f00: /* MBus port address register */ | |
489 | if (size == 8) | |
490 | env->mxccregs[7] = ((uint64_t)T1 << 32) | T2; | |
491 | else | |
492 | DPRINTF_MXCC("%08x: unimplemented access size: %d\n", T0, size); | |
493 | break; | |
494 | default: | |
495 | DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", T0, size); | |
496 | break; | |
497 | } | |
498 | DPRINTF_MXCC("asi = %d, size = %d, T0 = %08x, T1 = %08x\n", asi, size, T0, T1); | |
499 | #ifdef DEBUG_MXCC | |
500 | dump_mxcc(env); | |
501 | #endif | |
6c36d3fa | 502 | break; |
e8af50a3 | 503 | case 3: /* MMU flush */ |
0f8a249a BS |
504 | { |
505 | int mmulev; | |
e80cfcfc | 506 | |
0f8a249a | 507 | mmulev = (T0 >> 8) & 15; |
952a328f | 508 | DPRINTF_MMU("mmu flush level %d\n", mmulev); |
0f8a249a BS |
509 | switch (mmulev) { |
510 | case 0: // flush page | |
511 | tlb_flush_page(env, T0 & 0xfffff000); | |
512 | break; | |
513 | case 1: // flush segment (256k) | |
514 | case 2: // flush region (16M) | |
515 | case 3: // flush context (4G) | |
516 | case 4: // flush entire | |
517 | tlb_flush(env, 1); | |
518 | break; | |
519 | default: | |
520 | break; | |
521 | } | |
55754d9e | 522 | #ifdef DEBUG_MMU |
0f8a249a | 523 | dump_mmu(env); |
55754d9e | 524 | #endif |
0f8a249a BS |
525 | return; |
526 | } | |
e8af50a3 | 527 | case 4: /* write MMU regs */ |
0f8a249a | 528 | { |
3dd9a152 | 529 | int reg = (T0 >> 8) & 0x1f; |
0f8a249a | 530 | uint32_t oldreg; |
3b46e624 | 531 | |
0f8a249a | 532 | oldreg = env->mmuregs[reg]; |
55754d9e FB |
533 | switch(reg) { |
534 | case 0: | |
3dd9a152 BS |
535 | env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) | |
536 | (T1 & 0x00ffffff); | |
0f8a249a BS |
537 | // Mappings generated during no-fault mode or MMU |
538 | // disabled mode are invalid in normal mode | |
3dd9a152 BS |
539 | if ((oldreg & (MMU_E | MMU_NF | env->mmu_bm)) != |
540 | (env->mmuregs[reg] & (MMU_E | MMU_NF | env->mmu_bm))) | |
55754d9e FB |
541 | tlb_flush(env, 1); |
542 | break; | |
543 | case 2: | |
0f8a249a | 544 | env->mmuregs[reg] = T1; |
55754d9e FB |
545 | if (oldreg != env->mmuregs[reg]) { |
546 | /* we flush when the MMU context changes because | |
547 | QEMU has no MMU context support */ | |
548 | tlb_flush(env, 1); | |
549 | } | |
550 | break; | |
551 | case 3: | |
552 | case 4: | |
553 | break; | |
3dd9a152 BS |
554 | case 0x13: |
555 | env->mmuregs[3] = T1; | |
556 | break; | |
557 | case 0x14: | |
558 | env->mmuregs[4] = T1; | |
559 | break; | |
55754d9e | 560 | default: |
0f8a249a | 561 | env->mmuregs[reg] = T1; |
55754d9e FB |
562 | break; |
563 | } | |
55754d9e | 564 | if (oldreg != env->mmuregs[reg]) { |
952a328f | 565 | DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n", reg, oldreg, env->mmuregs[reg]); |
55754d9e | 566 | } |
952a328f | 567 | #ifdef DEBUG_MMU |
0f8a249a | 568 | dump_mmu(env); |
55754d9e | 569 | #endif |
0f8a249a BS |
570 | return; |
571 | } | |
81ad8ba2 BS |
572 | case 0xa: /* User data access */ |
573 | switch(size) { | |
574 | case 1: | |
575 | stb_user(T0, T1); | |
576 | break; | |
577 | case 2: | |
578 | stw_user(T0 & ~1, T1); | |
579 | break; | |
580 | default: | |
581 | case 4: | |
582 | stl_user(T0 & ~3, T1); | |
583 | break; | |
584 | case 8: | |
e909ec2f | 585 | stq_user(T0 & ~7, ((uint64_t)T1 << 32) | T2); |
81ad8ba2 BS |
586 | break; |
587 | } | |
588 | break; | |
589 | case 0xb: /* Supervisor data access */ | |
590 | switch(size) { | |
591 | case 1: | |
592 | stb_kernel(T0, T1); | |
593 | break; | |
594 | case 2: | |
595 | stw_kernel(T0 & ~1, T1); | |
596 | break; | |
597 | default: | |
598 | case 4: | |
599 | stl_kernel(T0 & ~3, T1); | |
600 | break; | |
601 | case 8: | |
e909ec2f | 602 | stq_kernel(T0 & ~7, ((uint64_t)T1 << 32) | T2); |
81ad8ba2 BS |
603 | break; |
604 | } | |
605 | break; | |
6c36d3fa BS |
606 | case 0xc: /* I-cache tag */ |
607 | case 0xd: /* I-cache data */ | |
608 | case 0xe: /* D-cache tag */ | |
609 | case 0xf: /* D-cache data */ | |
610 | case 0x10: /* I/D-cache flush page */ | |
611 | case 0x11: /* I/D-cache flush segment */ | |
612 | case 0x12: /* I/D-cache flush region */ | |
613 | case 0x13: /* I/D-cache flush context */ | |
614 | case 0x14: /* I/D-cache flush user */ | |
615 | break; | |
e80cfcfc | 616 | case 0x17: /* Block copy, sta access */ |
0f8a249a BS |
617 | { |
618 | // value (T1) = src | |
619 | // address (T0) = dst | |
620 | // copy 32 bytes | |
6c36d3fa BS |
621 | unsigned int i; |
622 | uint32_t src = T1 & ~3, dst = T0 & ~3, temp; | |
3b46e624 | 623 | |
6c36d3fa BS |
624 | for (i = 0; i < 32; i += 4, src += 4, dst += 4) { |
625 | temp = ldl_kernel(src); | |
626 | stl_kernel(dst, temp); | |
627 | } | |
0f8a249a BS |
628 | } |
629 | return; | |
e80cfcfc | 630 | case 0x1f: /* Block fill, stda access */ |
0f8a249a BS |
631 | { |
632 | // value (T1, T2) | |
633 | // address (T0) = dst | |
634 | // fill 32 bytes | |
6c36d3fa BS |
635 | unsigned int i; |
636 | uint32_t dst = T0 & 7; | |
637 | uint64_t val; | |
e80cfcfc | 638 | |
6c36d3fa BS |
639 | val = (((uint64_t)T1) << 32) | T2; |
640 | ||
641 | for (i = 0; i < 32; i += 8, dst += 8) | |
642 | stq_kernel(dst, val); | |
0f8a249a BS |
643 | } |
644 | return; | |
6c36d3fa | 645 | case 0x20: /* MMU passthrough */ |
0f8a249a | 646 | { |
02aab46a FB |
647 | switch(size) { |
648 | case 1: | |
649 | stb_phys(T0, T1); | |
650 | break; | |
651 | case 2: | |
652 | stw_phys(T0 & ~1, T1); | |
653 | break; | |
654 | case 4: | |
655 | default: | |
656 | stl_phys(T0 & ~3, T1); | |
657 | break; | |
9e61bde5 | 658 | case 8: |
e909ec2f | 659 | stq_phys(T0 & ~7, ((uint64_t)T1 << 32) | T2); |
9e61bde5 | 660 | break; |
02aab46a | 661 | } |
0f8a249a BS |
662 | } |
663 | return; | |
5dcb6b91 BS |
664 | case 0x2e: /* MMU passthrough, 0xexxxxxxxx */ |
665 | case 0x2f: /* MMU passthrough, 0xfxxxxxxxx */ | |
0f8a249a | 666 | { |
5dcb6b91 BS |
667 | switch(size) { |
668 | case 1: | |
669 | stb_phys((target_phys_addr_t)T0 | |
670 | | ((target_phys_addr_t)(asi & 0xf) << 32), T1); | |
671 | break; | |
672 | case 2: | |
673 | stw_phys((target_phys_addr_t)(T0 & ~1) | |
674 | | ((target_phys_addr_t)(asi & 0xf) << 32), T1); | |
675 | break; | |
676 | case 4: | |
677 | default: | |
678 | stl_phys((target_phys_addr_t)(T0 & ~3) | |
679 | | ((target_phys_addr_t)(asi & 0xf) << 32), T1); | |
680 | break; | |
681 | case 8: | |
e909ec2f BS |
682 | stq_phys((target_phys_addr_t)(T0 & ~7) |
683 | | ((target_phys_addr_t)(asi & 0xf) << 32), | |
684 | ((uint64_t)T1 << 32) | T2); | |
5dcb6b91 BS |
685 | break; |
686 | } | |
0f8a249a BS |
687 | } |
688 | return; | |
6c36d3fa BS |
689 | case 0x31: /* Ross RT620 I-cache flush */ |
690 | case 0x36: /* I-cache flash clear */ | |
691 | case 0x37: /* D-cache flash clear */ | |
692 | break; | |
693 | case 9: /* Supervisor code access, XXX */ | |
5dcb6b91 | 694 | case 0x21 ... 0x2d: /* MMU passthrough, unassigned */ |
e8af50a3 | 695 | default: |
6c36d3fa | 696 | do_unassigned_access(T0, 1, 0, 1); |
0f8a249a | 697 | return; |
e8af50a3 FB |
698 | } |
699 | } | |
700 | ||
81ad8ba2 BS |
701 | #endif /* CONFIG_USER_ONLY */ |
702 | #else /* TARGET_SPARC64 */ | |
703 | ||
704 | #ifdef CONFIG_USER_ONLY | |
705 | void helper_ld_asi(int asi, int size, int sign) | |
706 | { | |
707 | uint64_t ret = 0; | |
708 | ||
709 | if (asi < 0x80) | |
710 | raise_exception(TT_PRIV_ACT); | |
711 | ||
712 | switch (asi) { | |
713 | case 0x80: // Primary | |
714 | case 0x82: // Primary no-fault | |
715 | case 0x88: // Primary LE | |
716 | case 0x8a: // Primary no-fault LE | |
717 | { | |
718 | switch(size) { | |
719 | case 1: | |
720 | ret = ldub_raw(T0); | |
721 | break; | |
722 | case 2: | |
723 | ret = lduw_raw(T0 & ~1); | |
724 | break; | |
725 | case 4: | |
726 | ret = ldl_raw(T0 & ~3); | |
727 | break; | |
728 | default: | |
729 | case 8: | |
730 | ret = ldq_raw(T0 & ~7); | |
731 | break; | |
732 | } | |
733 | } | |
734 | break; | |
735 | case 0x81: // Secondary | |
736 | case 0x83: // Secondary no-fault | |
737 | case 0x89: // Secondary LE | |
738 | case 0x8b: // Secondary no-fault LE | |
739 | // XXX | |
740 | break; | |
741 | default: | |
742 | break; | |
743 | } | |
744 | ||
745 | /* Convert from little endian */ | |
746 | switch (asi) { | |
747 | case 0x88: // Primary LE | |
748 | case 0x89: // Secondary LE | |
749 | case 0x8a: // Primary no-fault LE | |
750 | case 0x8b: // Secondary no-fault LE | |
751 | switch(size) { | |
752 | case 2: | |
753 | ret = bswap16(ret); | |
e32664fb | 754 | break; |
81ad8ba2 BS |
755 | case 4: |
756 | ret = bswap32(ret); | |
e32664fb | 757 | break; |
81ad8ba2 BS |
758 | case 8: |
759 | ret = bswap64(ret); | |
e32664fb | 760 | break; |
81ad8ba2 BS |
761 | default: |
762 | break; | |
763 | } | |
764 | default: | |
765 | break; | |
766 | } | |
767 | ||
768 | /* Convert to signed number */ | |
769 | if (sign) { | |
770 | switch(size) { | |
771 | case 1: | |
772 | ret = (int8_t) ret; | |
e32664fb | 773 | break; |
81ad8ba2 BS |
774 | case 2: |
775 | ret = (int16_t) ret; | |
e32664fb | 776 | break; |
81ad8ba2 BS |
777 | case 4: |
778 | ret = (int32_t) ret; | |
e32664fb | 779 | break; |
81ad8ba2 BS |
780 | default: |
781 | break; | |
782 | } | |
783 | } | |
784 | T1 = ret; | |
785 | } | |
786 | ||
787 | void helper_st_asi(int asi, int size) | |
788 | { | |
789 | if (asi < 0x80) | |
790 | raise_exception(TT_PRIV_ACT); | |
791 | ||
792 | /* Convert to little endian */ | |
793 | switch (asi) { | |
794 | case 0x88: // Primary LE | |
795 | case 0x89: // Secondary LE | |
796 | switch(size) { | |
797 | case 2: | |
798 | T0 = bswap16(T0); | |
e32664fb | 799 | break; |
81ad8ba2 BS |
800 | case 4: |
801 | T0 = bswap32(T0); | |
e32664fb | 802 | break; |
81ad8ba2 BS |
803 | case 8: |
804 | T0 = bswap64(T0); | |
e32664fb | 805 | break; |
81ad8ba2 BS |
806 | default: |
807 | break; | |
808 | } | |
809 | default: | |
810 | break; | |
811 | } | |
812 | ||
813 | switch(asi) { | |
814 | case 0x80: // Primary | |
815 | case 0x88: // Primary LE | |
816 | { | |
817 | switch(size) { | |
818 | case 1: | |
819 | stb_raw(T0, T1); | |
820 | break; | |
821 | case 2: | |
822 | stw_raw(T0 & ~1, T1); | |
823 | break; | |
824 | case 4: | |
825 | stl_raw(T0 & ~3, T1); | |
826 | break; | |
827 | case 8: | |
828 | default: | |
829 | stq_raw(T0 & ~7, T1); | |
830 | break; | |
831 | } | |
832 | } | |
833 | break; | |
834 | case 0x81: // Secondary | |
835 | case 0x89: // Secondary LE | |
836 | // XXX | |
837 | return; | |
838 | ||
839 | case 0x82: // Primary no-fault, RO | |
840 | case 0x83: // Secondary no-fault, RO | |
841 | case 0x8a: // Primary no-fault LE, RO | |
842 | case 0x8b: // Secondary no-fault LE, RO | |
843 | default: | |
844 | do_unassigned_access(T0, 1, 0, 1); | |
845 | return; | |
846 | } | |
847 | } | |
848 | ||
849 | #else /* CONFIG_USER_ONLY */ | |
3475187d FB |
850 | |
851 | void helper_ld_asi(int asi, int size, int sign) | |
852 | { | |
83469015 | 853 | uint64_t ret = 0; |
3475187d | 854 | |
6f27aba6 | 855 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
20b749f6 | 856 | || (asi >= 0x30 && asi < 0x80 && !(env->hpstate & HS_PRIV))) |
0f8a249a | 857 | raise_exception(TT_PRIV_ACT); |
3475187d FB |
858 | |
859 | switch (asi) { | |
81ad8ba2 BS |
860 | case 0x10: // As if user primary |
861 | case 0x18: // As if user primary LE | |
862 | case 0x80: // Primary | |
863 | case 0x82: // Primary no-fault | |
864 | case 0x88: // Primary LE | |
865 | case 0x8a: // Primary no-fault LE | |
866 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { | |
6f27aba6 BS |
867 | if (env->hpstate & HS_PRIV) { |
868 | switch(size) { | |
869 | case 1: | |
870 | ret = ldub_hypv(T0); | |
871 | break; | |
872 | case 2: | |
873 | ret = lduw_hypv(T0 & ~1); | |
874 | break; | |
875 | case 4: | |
876 | ret = ldl_hypv(T0 & ~3); | |
877 | break; | |
878 | default: | |
879 | case 8: | |
880 | ret = ldq_hypv(T0 & ~7); | |
881 | break; | |
882 | } | |
883 | } else { | |
884 | switch(size) { | |
885 | case 1: | |
886 | ret = ldub_kernel(T0); | |
887 | break; | |
888 | case 2: | |
889 | ret = lduw_kernel(T0 & ~1); | |
890 | break; | |
891 | case 4: | |
892 | ret = ldl_kernel(T0 & ~3); | |
893 | break; | |
894 | default: | |
895 | case 8: | |
896 | ret = ldq_kernel(T0 & ~7); | |
897 | break; | |
898 | } | |
81ad8ba2 BS |
899 | } |
900 | } else { | |
901 | switch(size) { | |
902 | case 1: | |
903 | ret = ldub_user(T0); | |
904 | break; | |
905 | case 2: | |
906 | ret = lduw_user(T0 & ~1); | |
907 | break; | |
908 | case 4: | |
909 | ret = ldl_user(T0 & ~3); | |
910 | break; | |
911 | default: | |
912 | case 8: | |
913 | ret = ldq_user(T0 & ~7); | |
914 | break; | |
915 | } | |
916 | } | |
917 | break; | |
3475187d FB |
918 | case 0x14: // Bypass |
919 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
920 | case 0x1c: // Bypass LE |
921 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 922 | { |
02aab46a FB |
923 | switch(size) { |
924 | case 1: | |
925 | ret = ldub_phys(T0); | |
926 | break; | |
927 | case 2: | |
928 | ret = lduw_phys(T0 & ~1); | |
929 | break; | |
930 | case 4: | |
931 | ret = ldl_phys(T0 & ~3); | |
932 | break; | |
933 | default: | |
934 | case 8: | |
935 | ret = ldq_phys(T0 & ~7); | |
936 | break; | |
937 | } | |
0f8a249a BS |
938 | break; |
939 | } | |
83469015 FB |
940 | case 0x04: // Nucleus |
941 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 942 | case 0x11: // As if user secondary |
83469015 | 943 | case 0x19: // As if user secondary LE |
83469015 FB |
944 | case 0x24: // Nucleus quad LDD 128 bit atomic |
945 | case 0x2c: // Nucleus quad LDD 128 bit atomic | |
946 | case 0x4a: // UPA config | |
81ad8ba2 | 947 | case 0x81: // Secondary |
83469015 | 948 | case 0x83: // Secondary no-fault |
83469015 | 949 | case 0x89: // Secondary LE |
83469015 | 950 | case 0x8b: // Secondary no-fault LE |
0f8a249a BS |
951 | // XXX |
952 | break; | |
3475187d | 953 | case 0x45: // LSU |
0f8a249a BS |
954 | ret = env->lsu; |
955 | break; | |
3475187d | 956 | case 0x50: // I-MMU regs |
0f8a249a BS |
957 | { |
958 | int reg = (T0 >> 3) & 0xf; | |
3475187d | 959 | |
0f8a249a BS |
960 | ret = env->immuregs[reg]; |
961 | break; | |
962 | } | |
3475187d FB |
963 | case 0x51: // I-MMU 8k TSB pointer |
964 | case 0x52: // I-MMU 64k TSB pointer | |
965 | case 0x55: // I-MMU data access | |
0f8a249a BS |
966 | // XXX |
967 | break; | |
83469015 | 968 | case 0x56: // I-MMU tag read |
0f8a249a BS |
969 | { |
970 | unsigned int i; | |
971 | ||
972 | for (i = 0; i < 64; i++) { | |
973 | // Valid, ctx match, vaddr match | |
974 | if ((env->itlb_tte[i] & 0x8000000000000000ULL) != 0 && | |
975 | env->itlb_tag[i] == T0) { | |
976 | ret = env->itlb_tag[i]; | |
977 | break; | |
978 | } | |
979 | } | |
980 | break; | |
981 | } | |
3475187d | 982 | case 0x58: // D-MMU regs |
0f8a249a BS |
983 | { |
984 | int reg = (T0 >> 3) & 0xf; | |
3475187d | 985 | |
0f8a249a BS |
986 | ret = env->dmmuregs[reg]; |
987 | break; | |
988 | } | |
83469015 | 989 | case 0x5e: // D-MMU tag read |
0f8a249a BS |
990 | { |
991 | unsigned int i; | |
992 | ||
993 | for (i = 0; i < 64; i++) { | |
994 | // Valid, ctx match, vaddr match | |
995 | if ((env->dtlb_tte[i] & 0x8000000000000000ULL) != 0 && | |
996 | env->dtlb_tag[i] == T0) { | |
997 | ret = env->dtlb_tag[i]; | |
998 | break; | |
999 | } | |
1000 | } | |
1001 | break; | |
1002 | } | |
3475187d FB |
1003 | case 0x59: // D-MMU 8k TSB pointer |
1004 | case 0x5a: // D-MMU 64k TSB pointer | |
1005 | case 0x5b: // D-MMU data pointer | |
1006 | case 0x5d: // D-MMU data access | |
83469015 FB |
1007 | case 0x48: // Interrupt dispatch, RO |
1008 | case 0x49: // Interrupt data receive | |
1009 | case 0x7f: // Incoming interrupt vector, RO | |
0f8a249a BS |
1010 | // XXX |
1011 | break; | |
3475187d FB |
1012 | case 0x54: // I-MMU data in, WO |
1013 | case 0x57: // I-MMU demap, WO | |
1014 | case 0x5c: // D-MMU data in, WO | |
1015 | case 0x5f: // D-MMU demap, WO | |
83469015 | 1016 | case 0x77: // Interrupt vector, WO |
3475187d | 1017 | default: |
6c36d3fa | 1018 | do_unassigned_access(T0, 0, 0, 1); |
0f8a249a BS |
1019 | ret = 0; |
1020 | break; | |
3475187d | 1021 | } |
81ad8ba2 BS |
1022 | |
1023 | /* Convert from little endian */ | |
1024 | switch (asi) { | |
1025 | case 0x0c: // Nucleus Little Endian (LE) | |
1026 | case 0x18: // As if user primary LE | |
1027 | case 0x19: // As if user secondary LE | |
1028 | case 0x1c: // Bypass LE | |
1029 | case 0x1d: // Bypass, non-cacheable LE | |
1030 | case 0x88: // Primary LE | |
1031 | case 0x89: // Secondary LE | |
1032 | case 0x8a: // Primary no-fault LE | |
1033 | case 0x8b: // Secondary no-fault LE | |
1034 | switch(size) { | |
1035 | case 2: | |
1036 | ret = bswap16(ret); | |
e32664fb | 1037 | break; |
81ad8ba2 BS |
1038 | case 4: |
1039 | ret = bswap32(ret); | |
e32664fb | 1040 | break; |
81ad8ba2 BS |
1041 | case 8: |
1042 | ret = bswap64(ret); | |
e32664fb | 1043 | break; |
81ad8ba2 BS |
1044 | default: |
1045 | break; | |
1046 | } | |
1047 | default: | |
1048 | break; | |
1049 | } | |
1050 | ||
1051 | /* Convert to signed number */ | |
1052 | if (sign) { | |
1053 | switch(size) { | |
1054 | case 1: | |
1055 | ret = (int8_t) ret; | |
e32664fb | 1056 | break; |
81ad8ba2 BS |
1057 | case 2: |
1058 | ret = (int16_t) ret; | |
e32664fb | 1059 | break; |
81ad8ba2 BS |
1060 | case 4: |
1061 | ret = (int32_t) ret; | |
e32664fb | 1062 | break; |
81ad8ba2 BS |
1063 | default: |
1064 | break; | |
1065 | } | |
1066 | } | |
3475187d FB |
1067 | T1 = ret; |
1068 | } | |
1069 | ||
81ad8ba2 | 1070 | void helper_st_asi(int asi, int size) |
3475187d | 1071 | { |
6f27aba6 | 1072 | if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) |
20b749f6 | 1073 | || (asi >= 0x30 && asi < 0x80 && !(env->hpstate & HS_PRIV))) |
0f8a249a | 1074 | raise_exception(TT_PRIV_ACT); |
3475187d | 1075 | |
81ad8ba2 BS |
1076 | /* Convert to little endian */ |
1077 | switch (asi) { | |
1078 | case 0x0c: // Nucleus Little Endian (LE) | |
1079 | case 0x18: // As if user primary LE | |
1080 | case 0x19: // As if user secondary LE | |
1081 | case 0x1c: // Bypass LE | |
1082 | case 0x1d: // Bypass, non-cacheable LE | |
81ad8ba2 BS |
1083 | case 0x88: // Primary LE |
1084 | case 0x89: // Secondary LE | |
1085 | switch(size) { | |
1086 | case 2: | |
1087 | T0 = bswap16(T0); | |
e32664fb | 1088 | break; |
81ad8ba2 BS |
1089 | case 4: |
1090 | T0 = bswap32(T0); | |
e32664fb | 1091 | break; |
81ad8ba2 BS |
1092 | case 8: |
1093 | T0 = bswap64(T0); | |
e32664fb | 1094 | break; |
81ad8ba2 BS |
1095 | default: |
1096 | break; | |
1097 | } | |
1098 | default: | |
1099 | break; | |
1100 | } | |
1101 | ||
3475187d | 1102 | switch(asi) { |
81ad8ba2 BS |
1103 | case 0x10: // As if user primary |
1104 | case 0x18: // As if user primary LE | |
1105 | case 0x80: // Primary | |
1106 | case 0x88: // Primary LE | |
1107 | if ((asi & 0x80) && (env->pstate & PS_PRIV)) { | |
6f27aba6 BS |
1108 | if (env->hpstate & HS_PRIV) { |
1109 | switch(size) { | |
1110 | case 1: | |
1111 | stb_hypv(T0, T1); | |
1112 | break; | |
1113 | case 2: | |
1114 | stw_hypv(T0 & ~1, T1); | |
1115 | break; | |
1116 | case 4: | |
1117 | stl_hypv(T0 & ~3, T1); | |
1118 | break; | |
1119 | case 8: | |
1120 | default: | |
1121 | stq_hypv(T0 & ~7, T1); | |
1122 | break; | |
1123 | } | |
1124 | } else { | |
1125 | switch(size) { | |
1126 | case 1: | |
1127 | stb_kernel(T0, T1); | |
1128 | break; | |
1129 | case 2: | |
1130 | stw_kernel(T0 & ~1, T1); | |
1131 | break; | |
1132 | case 4: | |
1133 | stl_kernel(T0 & ~3, T1); | |
1134 | break; | |
1135 | case 8: | |
1136 | default: | |
1137 | stq_kernel(T0 & ~7, T1); | |
1138 | break; | |
1139 | } | |
81ad8ba2 BS |
1140 | } |
1141 | } else { | |
1142 | switch(size) { | |
1143 | case 1: | |
1144 | stb_user(T0, T1); | |
1145 | break; | |
1146 | case 2: | |
1147 | stw_user(T0 & ~1, T1); | |
1148 | break; | |
1149 | case 4: | |
1150 | stl_user(T0 & ~3, T1); | |
1151 | break; | |
1152 | case 8: | |
1153 | default: | |
1154 | stq_user(T0 & ~7, T1); | |
1155 | break; | |
1156 | } | |
1157 | } | |
1158 | break; | |
3475187d FB |
1159 | case 0x14: // Bypass |
1160 | case 0x15: // Bypass, non-cacheable | |
81ad8ba2 BS |
1161 | case 0x1c: // Bypass LE |
1162 | case 0x1d: // Bypass, non-cacheable LE | |
0f8a249a | 1163 | { |
02aab46a FB |
1164 | switch(size) { |
1165 | case 1: | |
1166 | stb_phys(T0, T1); | |
1167 | break; | |
1168 | case 2: | |
1169 | stw_phys(T0 & ~1, T1); | |
1170 | break; | |
1171 | case 4: | |
1172 | stl_phys(T0 & ~3, T1); | |
1173 | break; | |
1174 | case 8: | |
1175 | default: | |
1176 | stq_phys(T0 & ~7, T1); | |
1177 | break; | |
1178 | } | |
0f8a249a BS |
1179 | } |
1180 | return; | |
83469015 FB |
1181 | case 0x04: // Nucleus |
1182 | case 0x0c: // Nucleus Little Endian (LE) | |
83469015 | 1183 | case 0x11: // As if user secondary |
83469015 | 1184 | case 0x19: // As if user secondary LE |
83469015 FB |
1185 | case 0x24: // Nucleus quad LDD 128 bit atomic |
1186 | case 0x2c: // Nucleus quad LDD 128 bit atomic | |
1187 | case 0x4a: // UPA config | |
51996525 | 1188 | case 0x81: // Secondary |
83469015 | 1189 | case 0x89: // Secondary LE |
0f8a249a BS |
1190 | // XXX |
1191 | return; | |
3475187d | 1192 | case 0x45: // LSU |
0f8a249a BS |
1193 | { |
1194 | uint64_t oldreg; | |
1195 | ||
1196 | oldreg = env->lsu; | |
1197 | env->lsu = T1 & (DMMU_E | IMMU_E); | |
1198 | // Mappings generated during D/I MMU disabled mode are | |
1199 | // invalid in normal mode | |
1200 | if (oldreg != env->lsu) { | |
952a328f | 1201 | DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", oldreg, env->lsu); |
83469015 | 1202 | #ifdef DEBUG_MMU |
0f8a249a | 1203 | dump_mmu(env); |
83469015 | 1204 | #endif |
0f8a249a BS |
1205 | tlb_flush(env, 1); |
1206 | } | |
1207 | return; | |
1208 | } | |
3475187d | 1209 | case 0x50: // I-MMU regs |
0f8a249a BS |
1210 | { |
1211 | int reg = (T0 >> 3) & 0xf; | |
1212 | uint64_t oldreg; | |
3b46e624 | 1213 | |
0f8a249a | 1214 | oldreg = env->immuregs[reg]; |
3475187d FB |
1215 | switch(reg) { |
1216 | case 0: // RO | |
1217 | case 4: | |
1218 | return; | |
1219 | case 1: // Not in I-MMU | |
1220 | case 2: | |
1221 | case 7: | |
1222 | case 8: | |
1223 | return; | |
1224 | case 3: // SFSR | |
0f8a249a BS |
1225 | if ((T1 & 1) == 0) |
1226 | T1 = 0; // Clear SFSR | |
3475187d FB |
1227 | break; |
1228 | case 5: // TSB access | |
1229 | case 6: // Tag access | |
1230 | default: | |
1231 | break; | |
1232 | } | |
0f8a249a | 1233 | env->immuregs[reg] = T1; |
3475187d | 1234 | if (oldreg != env->immuregs[reg]) { |
952a328f | 1235 | DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" PRIx64 "\n", reg, oldreg, env->immuregs[reg]); |
3475187d | 1236 | } |
952a328f | 1237 | #ifdef DEBUG_MMU |
0f8a249a | 1238 | dump_mmu(env); |
3475187d | 1239 | #endif |
0f8a249a BS |
1240 | return; |
1241 | } | |
3475187d | 1242 | case 0x54: // I-MMU data in |
0f8a249a BS |
1243 | { |
1244 | unsigned int i; | |
1245 | ||
1246 | // Try finding an invalid entry | |
1247 | for (i = 0; i < 64; i++) { | |
1248 | if ((env->itlb_tte[i] & 0x8000000000000000ULL) == 0) { | |
1249 | env->itlb_tag[i] = env->immuregs[6]; | |
1250 | env->itlb_tte[i] = T1; | |
1251 | return; | |
1252 | } | |
1253 | } | |
1254 | // Try finding an unlocked entry | |
1255 | for (i = 0; i < 64; i++) { | |
1256 | if ((env->itlb_tte[i] & 0x40) == 0) { | |
1257 | env->itlb_tag[i] = env->immuregs[6]; | |
1258 | env->itlb_tte[i] = T1; | |
1259 | return; | |
1260 | } | |
1261 | } | |
1262 | // error state? | |
1263 | return; | |
1264 | } | |
3475187d | 1265 | case 0x55: // I-MMU data access |
0f8a249a BS |
1266 | { |
1267 | unsigned int i = (T0 >> 3) & 0x3f; | |
3475187d | 1268 | |
0f8a249a BS |
1269 | env->itlb_tag[i] = env->immuregs[6]; |
1270 | env->itlb_tte[i] = T1; | |
1271 | return; | |
1272 | } | |
3475187d | 1273 | case 0x57: // I-MMU demap |
0f8a249a BS |
1274 | // XXX |
1275 | return; | |
3475187d | 1276 | case 0x58: // D-MMU regs |
0f8a249a BS |
1277 | { |
1278 | int reg = (T0 >> 3) & 0xf; | |
1279 | uint64_t oldreg; | |
3b46e624 | 1280 | |
0f8a249a | 1281 | oldreg = env->dmmuregs[reg]; |
3475187d FB |
1282 | switch(reg) { |
1283 | case 0: // RO | |
1284 | case 4: | |
1285 | return; | |
1286 | case 3: // SFSR | |
0f8a249a BS |
1287 | if ((T1 & 1) == 0) { |
1288 | T1 = 0; // Clear SFSR, Fault address | |
1289 | env->dmmuregs[4] = 0; | |
1290 | } | |
1291 | env->dmmuregs[reg] = T1; | |
3475187d FB |
1292 | break; |
1293 | case 1: // Primary context | |
1294 | case 2: // Secondary context | |
1295 | case 5: // TSB access | |
1296 | case 6: // Tag access | |
1297 | case 7: // Virtual Watchpoint | |
1298 | case 8: // Physical Watchpoint | |
1299 | default: | |
1300 | break; | |
1301 | } | |
0f8a249a | 1302 | env->dmmuregs[reg] = T1; |
3475187d | 1303 | if (oldreg != env->dmmuregs[reg]) { |
952a328f | 1304 | DPRINTF_MMU("mmu change reg[%d]: 0x%08" PRIx64 " -> 0x%08" PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]); |
3475187d | 1305 | } |
952a328f | 1306 | #ifdef DEBUG_MMU |
0f8a249a | 1307 | dump_mmu(env); |
3475187d | 1308 | #endif |
0f8a249a BS |
1309 | return; |
1310 | } | |
3475187d | 1311 | case 0x5c: // D-MMU data in |
0f8a249a BS |
1312 | { |
1313 | unsigned int i; | |
1314 | ||
1315 | // Try finding an invalid entry | |
1316 | for (i = 0; i < 64; i++) { | |
1317 | if ((env->dtlb_tte[i] & 0x8000000000000000ULL) == 0) { | |
1318 | env->dtlb_tag[i] = env->dmmuregs[6]; | |
1319 | env->dtlb_tte[i] = T1; | |
1320 | return; | |
1321 | } | |
1322 | } | |
1323 | // Try finding an unlocked entry | |
1324 | for (i = 0; i < 64; i++) { | |
1325 | if ((env->dtlb_tte[i] & 0x40) == 0) { | |
1326 | env->dtlb_tag[i] = env->dmmuregs[6]; | |
1327 | env->dtlb_tte[i] = T1; | |
1328 | return; | |
1329 | } | |
1330 | } | |
1331 | // error state? | |
1332 | return; | |
1333 | } | |
3475187d | 1334 | case 0x5d: // D-MMU data access |
0f8a249a BS |
1335 | { |
1336 | unsigned int i = (T0 >> 3) & 0x3f; | |
3475187d | 1337 | |
0f8a249a BS |
1338 | env->dtlb_tag[i] = env->dmmuregs[6]; |
1339 | env->dtlb_tte[i] = T1; | |
1340 | return; | |
1341 | } | |
3475187d | 1342 | case 0x5f: // D-MMU demap |
83469015 | 1343 | case 0x49: // Interrupt data receive |
0f8a249a BS |
1344 | // XXX |
1345 | return; | |
3475187d FB |
1346 | case 0x51: // I-MMU 8k TSB pointer, RO |
1347 | case 0x52: // I-MMU 64k TSB pointer, RO | |
1348 | case 0x56: // I-MMU tag read, RO | |
1349 | case 0x59: // D-MMU 8k TSB pointer, RO | |
1350 | case 0x5a: // D-MMU 64k TSB pointer, RO | |
1351 | case 0x5b: // D-MMU data pointer, RO | |
1352 | case 0x5e: // D-MMU tag read, RO | |
83469015 FB |
1353 | case 0x48: // Interrupt dispatch, RO |
1354 | case 0x7f: // Incoming interrupt vector, RO | |
1355 | case 0x82: // Primary no-fault, RO | |
1356 | case 0x83: // Secondary no-fault, RO | |
1357 | case 0x8a: // Primary no-fault LE, RO | |
1358 | case 0x8b: // Secondary no-fault LE, RO | |
3475187d | 1359 | default: |
6c36d3fa | 1360 | do_unassigned_access(T0, 1, 0, 1); |
0f8a249a | 1361 | return; |
3475187d FB |
1362 | } |
1363 | } | |
81ad8ba2 | 1364 | #endif /* CONFIG_USER_ONLY */ |
3391c818 BS |
1365 | |
1366 | void helper_ldf_asi(int asi, int size, int rd) | |
1367 | { | |
1368 | target_ulong tmp_T0 = T0, tmp_T1 = T1; | |
1369 | unsigned int i; | |
1370 | ||
1371 | switch (asi) { | |
1372 | case 0xf0: // Block load primary | |
1373 | case 0xf1: // Block load secondary | |
1374 | case 0xf8: // Block load primary LE | |
1375 | case 0xf9: // Block load secondary LE | |
51996525 BS |
1376 | if (rd & 7) { |
1377 | raise_exception(TT_ILL_INSN); | |
1378 | return; | |
1379 | } | |
1380 | if (T0 & 0x3f) { | |
1381 | raise_exception(TT_UNALIGNED); | |
1382 | return; | |
1383 | } | |
1384 | for (i = 0; i < 16; i++) { | |
1385 | helper_ld_asi(asi & 0x8f, 4, 0); | |
1386 | *(uint32_t *)&env->fpr[rd++] = T1; | |
1387 | T0 += 4; | |
3391c818 BS |
1388 | } |
1389 | T0 = tmp_T0; | |
1390 | T1 = tmp_T1; | |
1391 | ||
1392 | return; | |
1393 | default: | |
1394 | break; | |
1395 | } | |
1396 | ||
1397 | helper_ld_asi(asi, size, 0); | |
1398 | switch(size) { | |
1399 | default: | |
1400 | case 4: | |
1401 | *((uint32_t *)&FT0) = T1; | |
1402 | break; | |
1403 | case 8: | |
1404 | *((int64_t *)&DT0) = T1; | |
1405 | break; | |
1f587329 BS |
1406 | #if defined(CONFIG_USER_ONLY) |
1407 | case 16: | |
1408 | // XXX | |
1409 | break; | |
1410 | #endif | |
3391c818 BS |
1411 | } |
1412 | T1 = tmp_T1; | |
1413 | } | |
1414 | ||
1415 | void helper_stf_asi(int asi, int size, int rd) | |
1416 | { | |
1417 | target_ulong tmp_T0 = T0, tmp_T1 = T1; | |
1418 | unsigned int i; | |
1419 | ||
1420 | switch (asi) { | |
1421 | case 0xf0: // Block store primary | |
1422 | case 0xf1: // Block store secondary | |
1423 | case 0xf8: // Block store primary LE | |
1424 | case 0xf9: // Block store secondary LE | |
51996525 BS |
1425 | if (rd & 7) { |
1426 | raise_exception(TT_ILL_INSN); | |
1427 | return; | |
1428 | } | |
1429 | if (T0 & 0x3f) { | |
1430 | raise_exception(TT_UNALIGNED); | |
1431 | return; | |
1432 | } | |
1433 | for (i = 0; i < 16; i++) { | |
1434 | T1 = *(uint32_t *)&env->fpr[rd++]; | |
1435 | helper_st_asi(asi & 0x8f, 4); | |
1436 | T0 += 4; | |
3391c818 BS |
1437 | } |
1438 | T0 = tmp_T0; | |
1439 | T1 = tmp_T1; | |
1440 | ||
1441 | return; | |
1442 | default: | |
1443 | break; | |
1444 | } | |
1445 | ||
1446 | switch(size) { | |
1447 | default: | |
1448 | case 4: | |
1449 | T1 = *((uint32_t *)&FT0); | |
1450 | break; | |
1451 | case 8: | |
1452 | T1 = *((int64_t *)&DT0); | |
1453 | break; | |
1f587329 BS |
1454 | #if defined(CONFIG_USER_ONLY) |
1455 | case 16: | |
1456 | // XXX | |
1457 | break; | |
1458 | #endif | |
3391c818 BS |
1459 | } |
1460 | helper_st_asi(asi, size); | |
1461 | T1 = tmp_T1; | |
1462 | } | |
1463 | ||
81ad8ba2 | 1464 | #endif /* TARGET_SPARC64 */ |
3475187d FB |
1465 | |
1466 | #ifndef TARGET_SPARC64 | |
a0c4cb4a | 1467 | void helper_rett() |
e8af50a3 | 1468 | { |
af7bf89b FB |
1469 | unsigned int cwp; |
1470 | ||
d4218d99 BS |
1471 | if (env->psret == 1) |
1472 | raise_exception(TT_ILL_INSN); | |
1473 | ||
e8af50a3 | 1474 | env->psret = 1; |
5fafdf24 | 1475 | cwp = (env->cwp + 1) & (NWINDOWS - 1); |
e8af50a3 FB |
1476 | if (env->wim & (1 << cwp)) { |
1477 | raise_exception(TT_WIN_UNF); | |
1478 | } | |
1479 | set_cwp(cwp); | |
1480 | env->psrs = env->psrps; | |
1481 | } | |
3475187d | 1482 | #endif |
e8af50a3 | 1483 | |
8d5f07fa | 1484 | void helper_ldfsr(void) |
e8af50a3 | 1485 | { |
7a0e1f41 | 1486 | int rnd_mode; |
e8af50a3 FB |
1487 | switch (env->fsr & FSR_RD_MASK) { |
1488 | case FSR_RD_NEAREST: | |
7a0e1f41 | 1489 | rnd_mode = float_round_nearest_even; |
0f8a249a | 1490 | break; |
ed910241 | 1491 | default: |
e8af50a3 | 1492 | case FSR_RD_ZERO: |
7a0e1f41 | 1493 | rnd_mode = float_round_to_zero; |
0f8a249a | 1494 | break; |
e8af50a3 | 1495 | case FSR_RD_POS: |
7a0e1f41 | 1496 | rnd_mode = float_round_up; |
0f8a249a | 1497 | break; |
e8af50a3 | 1498 | case FSR_RD_NEG: |
7a0e1f41 | 1499 | rnd_mode = float_round_down; |
0f8a249a | 1500 | break; |
e8af50a3 | 1501 | } |
7a0e1f41 | 1502 | set_float_rounding_mode(rnd_mode, &env->fp_status); |
e8af50a3 | 1503 | } |
e80cfcfc | 1504 | |
e80cfcfc FB |
1505 | void helper_debug() |
1506 | { | |
1507 | env->exception_index = EXCP_DEBUG; | |
1508 | cpu_loop_exit(); | |
1509 | } | |
af7bf89b | 1510 | |
3475187d | 1511 | #ifndef TARGET_SPARC64 |
af7bf89b FB |
1512 | void do_wrpsr() |
1513 | { | |
d4218d99 BS |
1514 | if ((T0 & PSR_CWP) >= NWINDOWS) |
1515 | raise_exception(TT_ILL_INSN); | |
1516 | else | |
1517 | PUT_PSR(env, T0); | |
af7bf89b FB |
1518 | } |
1519 | ||
1520 | void do_rdpsr() | |
1521 | { | |
1522 | T0 = GET_PSR(env); | |
1523 | } | |
3475187d FB |
1524 | |
1525 | #else | |
1526 | ||
1527 | void do_popc() | |
1528 | { | |
eed152bb | 1529 | T0 = ctpop64(T1); |
3475187d | 1530 | } |
83469015 FB |
1531 | |
1532 | static inline uint64_t *get_gregset(uint64_t pstate) | |
1533 | { | |
1534 | switch (pstate) { | |
1535 | default: | |
1536 | case 0: | |
0f8a249a | 1537 | return env->bgregs; |
83469015 | 1538 | case PS_AG: |
0f8a249a | 1539 | return env->agregs; |
83469015 | 1540 | case PS_MG: |
0f8a249a | 1541 | return env->mgregs; |
83469015 | 1542 | case PS_IG: |
0f8a249a | 1543 | return env->igregs; |
83469015 FB |
1544 | } |
1545 | } | |
1546 | ||
8f1f22f6 | 1547 | static inline void change_pstate(uint64_t new_pstate) |
83469015 | 1548 | { |
8f1f22f6 | 1549 | uint64_t pstate_regs, new_pstate_regs; |
83469015 FB |
1550 | uint64_t *src, *dst; |
1551 | ||
83469015 FB |
1552 | pstate_regs = env->pstate & 0xc01; |
1553 | new_pstate_regs = new_pstate & 0xc01; | |
1554 | if (new_pstate_regs != pstate_regs) { | |
0f8a249a BS |
1555 | // Switch global register bank |
1556 | src = get_gregset(new_pstate_regs); | |
1557 | dst = get_gregset(pstate_regs); | |
1558 | memcpy32(dst, env->gregs); | |
1559 | memcpy32(env->gregs, src); | |
83469015 FB |
1560 | } |
1561 | env->pstate = new_pstate; | |
1562 | } | |
1563 | ||
8f1f22f6 BS |
1564 | void do_wrpstate(void) |
1565 | { | |
1566 | change_pstate(T0 & 0xf3f); | |
1567 | } | |
1568 | ||
83469015 FB |
1569 | void do_done(void) |
1570 | { | |
1571 | env->tl--; | |
1572 | env->pc = env->tnpc[env->tl]; | |
1573 | env->npc = env->tnpc[env->tl] + 4; | |
1574 | PUT_CCR(env, env->tstate[env->tl] >> 32); | |
1575 | env->asi = (env->tstate[env->tl] >> 24) & 0xff; | |
8f1f22f6 | 1576 | change_pstate((env->tstate[env->tl] >> 8) & 0xf3f); |
17d996e1 | 1577 | PUT_CWP64(env, env->tstate[env->tl] & 0xff); |
83469015 FB |
1578 | } |
1579 | ||
1580 | void do_retry(void) | |
1581 | { | |
1582 | env->tl--; | |
1583 | env->pc = env->tpc[env->tl]; | |
1584 | env->npc = env->tnpc[env->tl]; | |
1585 | PUT_CCR(env, env->tstate[env->tl] >> 32); | |
1586 | env->asi = (env->tstate[env->tl] >> 24) & 0xff; | |
8f1f22f6 | 1587 | change_pstate((env->tstate[env->tl] >> 8) & 0xf3f); |
17d996e1 | 1588 | PUT_CWP64(env, env->tstate[env->tl] & 0xff); |
83469015 | 1589 | } |
3475187d | 1590 | #endif |
ee5bbe38 FB |
1591 | |
1592 | void set_cwp(int new_cwp) | |
1593 | { | |
1594 | /* put the modified wrap registers at their proper location */ | |
1595 | if (env->cwp == (NWINDOWS - 1)) | |
1596 | memcpy32(env->regbase, env->regbase + NWINDOWS * 16); | |
1597 | env->cwp = new_cwp; | |
1598 | /* put the wrap registers at their temporary location */ | |
1599 | if (new_cwp == (NWINDOWS - 1)) | |
1600 | memcpy32(env->regbase + NWINDOWS * 16, env->regbase); | |
1601 | env->regwptr = env->regbase + (new_cwp * 16); | |
1602 | REGWPTR = env->regwptr; | |
1603 | } | |
1604 | ||
1605 | void cpu_set_cwp(CPUState *env1, int new_cwp) | |
1606 | { | |
1607 | CPUState *saved_env; | |
1608 | #ifdef reg_REGWPTR | |
1609 | target_ulong *saved_regwptr; | |
1610 | #endif | |
1611 | ||
1612 | saved_env = env; | |
1613 | #ifdef reg_REGWPTR | |
1614 | saved_regwptr = REGWPTR; | |
1615 | #endif | |
1616 | env = env1; | |
1617 | set_cwp(new_cwp); | |
1618 | env = saved_env; | |
1619 | #ifdef reg_REGWPTR | |
1620 | REGWPTR = saved_regwptr; | |
1621 | #endif | |
1622 | } | |
1623 | ||
1624 | #ifdef TARGET_SPARC64 | |
1625 | void do_interrupt(int intno) | |
1626 | { | |
1627 | #ifdef DEBUG_PCALL | |
1628 | if (loglevel & CPU_LOG_INT) { | |
0f8a249a BS |
1629 | static int count; |
1630 | fprintf(logfile, "%6d: v=%04x pc=%016" PRIx64 " npc=%016" PRIx64 " SP=%016" PRIx64 "\n", | |
ee5bbe38 FB |
1631 | count, intno, |
1632 | env->pc, | |
1633 | env->npc, env->regwptr[6]); | |
0f8a249a | 1634 | cpu_dump_state(env, logfile, fprintf, 0); |
ee5bbe38 | 1635 | #if 0 |
0f8a249a BS |
1636 | { |
1637 | int i; | |
1638 | uint8_t *ptr; | |
1639 | ||
1640 | fprintf(logfile, " code="); | |
1641 | ptr = (uint8_t *)env->pc; | |
1642 | for(i = 0; i < 16; i++) { | |
1643 | fprintf(logfile, " %02x", ldub(ptr + i)); | |
1644 | } | |
1645 | fprintf(logfile, "\n"); | |
1646 | } | |
ee5bbe38 | 1647 | #endif |
0f8a249a | 1648 | count++; |
ee5bbe38 FB |
1649 | } |
1650 | #endif | |
5fafdf24 | 1651 | #if !defined(CONFIG_USER_ONLY) |
83469015 | 1652 | if (env->tl == MAXTL) { |
c68ea704 | 1653 | cpu_abort(env, "Trap 0x%04x while trap level is MAXTL, Error state", env->exception_index); |
0f8a249a | 1654 | return; |
ee5bbe38 FB |
1655 | } |
1656 | #endif | |
1657 | env->tstate[env->tl] = ((uint64_t)GET_CCR(env) << 32) | ((env->asi & 0xff) << 24) | | |
0f8a249a | 1658 | ((env->pstate & 0xf3f) << 8) | GET_CWP64(env); |
ee5bbe38 FB |
1659 | env->tpc[env->tl] = env->pc; |
1660 | env->tnpc[env->tl] = env->npc; | |
1661 | env->tt[env->tl] = intno; | |
8f1f22f6 BS |
1662 | change_pstate(PS_PEF | PS_PRIV | PS_AG); |
1663 | ||
1664 | if (intno == TT_CLRWIN) | |
1665 | set_cwp((env->cwp - 1) & (NWINDOWS - 1)); | |
1666 | else if ((intno & 0x1c0) == TT_SPILL) | |
1667 | set_cwp((env->cwp - env->cansave - 2) & (NWINDOWS - 1)); | |
1668 | else if ((intno & 0x1c0) == TT_FILL) | |
1669 | set_cwp((env->cwp + 1) & (NWINDOWS - 1)); | |
83469015 FB |
1670 | env->tbr &= ~0x7fffULL; |
1671 | env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); | |
1672 | if (env->tl < MAXTL - 1) { | |
0f8a249a | 1673 | env->tl++; |
83469015 | 1674 | } else { |
0f8a249a BS |
1675 | env->pstate |= PS_RED; |
1676 | if (env->tl != MAXTL) | |
1677 | env->tl++; | |
83469015 | 1678 | } |
ee5bbe38 FB |
1679 | env->pc = env->tbr; |
1680 | env->npc = env->pc + 4; | |
1681 | env->exception_index = 0; | |
1682 | } | |
1683 | #else | |
1684 | void do_interrupt(int intno) | |
1685 | { | |
1686 | int cwp; | |
1687 | ||
1688 | #ifdef DEBUG_PCALL | |
1689 | if (loglevel & CPU_LOG_INT) { | |
0f8a249a BS |
1690 | static int count; |
1691 | fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n", | |
ee5bbe38 FB |
1692 | count, intno, |
1693 | env->pc, | |
1694 | env->npc, env->regwptr[6]); | |
0f8a249a | 1695 | cpu_dump_state(env, logfile, fprintf, 0); |
ee5bbe38 | 1696 | #if 0 |
0f8a249a BS |
1697 | { |
1698 | int i; | |
1699 | uint8_t *ptr; | |
1700 | ||
1701 | fprintf(logfile, " code="); | |
1702 | ptr = (uint8_t *)env->pc; | |
1703 | for(i = 0; i < 16; i++) { | |
1704 | fprintf(logfile, " %02x", ldub(ptr + i)); | |
1705 | } | |
1706 | fprintf(logfile, "\n"); | |
1707 | } | |
ee5bbe38 | 1708 | #endif |
0f8a249a | 1709 | count++; |
ee5bbe38 FB |
1710 | } |
1711 | #endif | |
5fafdf24 | 1712 | #if !defined(CONFIG_USER_ONLY) |
ee5bbe38 | 1713 | if (env->psret == 0) { |
c68ea704 | 1714 | cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index); |
0f8a249a | 1715 | return; |
ee5bbe38 FB |
1716 | } |
1717 | #endif | |
1718 | env->psret = 0; | |
5fafdf24 | 1719 | cwp = (env->cwp - 1) & (NWINDOWS - 1); |
ee5bbe38 FB |
1720 | set_cwp(cwp); |
1721 | env->regwptr[9] = env->pc; | |
1722 | env->regwptr[10] = env->npc; | |
1723 | env->psrps = env->psrs; | |
1724 | env->psrs = 1; | |
1725 | env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); | |
1726 | env->pc = env->tbr; | |
1727 | env->npc = env->pc + 4; | |
1728 | env->exception_index = 0; | |
1729 | } | |
1730 | #endif | |
1731 | ||
5fafdf24 | 1732 | #if !defined(CONFIG_USER_ONLY) |
ee5bbe38 | 1733 | |
d2889a3e BS |
1734 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
1735 | void *retaddr); | |
1736 | ||
ee5bbe38 | 1737 | #define MMUSUFFIX _mmu |
d2889a3e | 1738 | #define ALIGNED_ONLY |
273af660 TS |
1739 | #ifdef __s390__ |
1740 | # define GETPC() ((void*)((unsigned long)__builtin_return_address(0) & 0x7fffffffUL)) | |
1741 | #else | |
1742 | # define GETPC() (__builtin_return_address(0)) | |
1743 | #endif | |
ee5bbe38 FB |
1744 | |
1745 | #define SHIFT 0 | |
1746 | #include "softmmu_template.h" | |
1747 | ||
1748 | #define SHIFT 1 | |
1749 | #include "softmmu_template.h" | |
1750 | ||
1751 | #define SHIFT 2 | |
1752 | #include "softmmu_template.h" | |
1753 | ||
1754 | #define SHIFT 3 | |
1755 | #include "softmmu_template.h" | |
1756 | ||
d2889a3e BS |
1757 | static void do_unaligned_access(target_ulong addr, int is_write, int is_user, |
1758 | void *retaddr) | |
1759 | { | |
94554550 BS |
1760 | #ifdef DEBUG_UNALIGNED |
1761 | printf("Unaligned access to 0x%x from 0x%x\n", addr, env->pc); | |
1762 | #endif | |
1763 | raise_exception(TT_UNALIGNED); | |
d2889a3e | 1764 | } |
ee5bbe38 FB |
1765 | |
1766 | /* try to fill the TLB and return an exception if error. If retaddr is | |
1767 | NULL, it means that the function was called in C code (i.e. not | |
1768 | from generated code or from helper.c) */ | |
1769 | /* XXX: fix it to restore all registers */ | |
6ebbf390 | 1770 | void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
ee5bbe38 FB |
1771 | { |
1772 | TranslationBlock *tb; | |
1773 | int ret; | |
1774 | unsigned long pc; | |
1775 | CPUState *saved_env; | |
1776 | ||
1777 | /* XXX: hack to restore env in all cases, even if not called from | |
1778 | generated code */ | |
1779 | saved_env = env; | |
1780 | env = cpu_single_env; | |
1781 | ||
6ebbf390 | 1782 | ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1); |
ee5bbe38 FB |
1783 | if (ret) { |
1784 | if (retaddr) { | |
1785 | /* now we have a real cpu fault */ | |
1786 | pc = (unsigned long)retaddr; | |
1787 | tb = tb_find_pc(pc); | |
1788 | if (tb) { | |
1789 | /* the PC is inside the translated code. It means that we have | |
1790 | a virtual CPU fault */ | |
1791 | cpu_restore_state(tb, env, pc, (void *)T2); | |
1792 | } | |
1793 | } | |
1794 | cpu_loop_exit(); | |
1795 | } | |
1796 | env = saved_env; | |
1797 | } | |
1798 | ||
1799 | #endif | |
6c36d3fa BS |
1800 | |
1801 | #ifndef TARGET_SPARC64 | |
5dcb6b91 | 1802 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
6c36d3fa BS |
1803 | int is_asi) |
1804 | { | |
1805 | CPUState *saved_env; | |
1806 | ||
1807 | /* XXX: hack to restore env in all cases, even if not called from | |
1808 | generated code */ | |
1809 | saved_env = env; | |
1810 | env = cpu_single_env; | |
1811 | if (env->mmuregs[3]) /* Fault status register */ | |
0f8a249a | 1812 | env->mmuregs[3] = 1; /* overflow (not read before another fault) */ |
6c36d3fa BS |
1813 | if (is_asi) |
1814 | env->mmuregs[3] |= 1 << 16; | |
1815 | if (env->psrs) | |
1816 | env->mmuregs[3] |= 1 << 5; | |
1817 | if (is_exec) | |
1818 | env->mmuregs[3] |= 1 << 6; | |
1819 | if (is_write) | |
1820 | env->mmuregs[3] |= 1 << 7; | |
1821 | env->mmuregs[3] |= (5 << 2) | 2; | |
1822 | env->mmuregs[4] = addr; /* Fault address register */ | |
1823 | if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) { | |
1824 | #ifdef DEBUG_UNASSIGNED | |
5dcb6b91 | 1825 | printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx |
6c36d3fa BS |
1826 | "\n", addr, env->pc); |
1827 | #endif | |
1b2e93c1 BS |
1828 | if (is_exec) |
1829 | raise_exception(TT_CODE_ACCESS); | |
1830 | else | |
1831 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
1832 | } |
1833 | env = saved_env; | |
1834 | } | |
1835 | #else | |
5dcb6b91 | 1836 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
6c36d3fa BS |
1837 | int is_asi) |
1838 | { | |
1839 | #ifdef DEBUG_UNASSIGNED | |
1840 | CPUState *saved_env; | |
1841 | ||
1842 | /* XXX: hack to restore env in all cases, even if not called from | |
1843 | generated code */ | |
1844 | saved_env = env; | |
1845 | env = cpu_single_env; | |
5dcb6b91 | 1846 | printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx "\n", |
6c36d3fa BS |
1847 | addr, env->pc); |
1848 | env = saved_env; | |
1849 | #endif | |
1b2e93c1 BS |
1850 | if (is_exec) |
1851 | raise_exception(TT_CODE_ACCESS); | |
1852 | else | |
1853 | raise_exception(TT_DATA_ACCESS); | |
6c36d3fa BS |
1854 | } |
1855 | #endif | |
20c9f095 | 1856 |