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Commit | Line | Data |
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6af0bf9c FB |
1 | /* |
2 | * MIPS emulation helpers for qemu. | |
5fafdf24 | 3 | * |
6af0bf9c FB |
4 | * Copyright (c) 2004-2005 Jocelyn Mayer |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
8167ee88 | 17 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
6af0bf9c | 18 | */ |
c684822a | 19 | #include "qemu/osdep.h" |
3e457172 | 20 | #include "cpu.h" |
1de7afc9 | 21 | #include "qemu/host-utils.h" |
2ef6175a | 22 | #include "exec/helper-proto.h" |
63c91552 | 23 | #include "exec/exec-all.h" |
f08b6170 | 24 | #include "exec/cpu_ldst.h" |
eddedd54 | 25 | #include "sysemu/kvm.h" |
3e457172 | 26 | |
6af0bf9c FB |
27 | /*****************************************************************************/ |
28 | /* Exceptions processing helpers */ | |
6af0bf9c | 29 | |
9c708c7f PD |
30 | void helper_raise_exception_err(CPUMIPSState *env, uint32_t exception, |
31 | int error_code) | |
6af0bf9c | 32 | { |
9c708c7f | 33 | do_raise_exception_err(env, exception, error_code, 0); |
6af0bf9c FB |
34 | } |
35 | ||
9c708c7f | 36 | void helper_raise_exception(CPUMIPSState *env, uint32_t exception) |
6af0bf9c | 37 | { |
9c708c7f | 38 | do_raise_exception(env, exception, GETPC()); |
6af0bf9c FB |
39 | } |
40 | ||
9c708c7f | 41 | void helper_raise_exception_debug(CPUMIPSState *env) |
4ad40f36 | 42 | { |
9c708c7f | 43 | do_raise_exception(env, EXCP_DEBUG, 0); |
5f7319cd | 44 | } |
20503968 | 45 | |
9c708c7f | 46 | static void raise_exception(CPUMIPSState *env, uint32_t exception) |
5f7319cd AJ |
47 | { |
48 | do_raise_exception(env, exception, 0); | |
4ad40f36 FB |
49 | } |
50 | ||
0ae43045 AJ |
51 | #if defined(CONFIG_USER_ONLY) |
52 | #define HELPER_LD(name, insn, type) \ | |
895c2d04 | 53 | static inline type do_##name(CPUMIPSState *env, target_ulong addr, \ |
9c708c7f | 54 | int mem_idx, uintptr_t retaddr) \ |
0ae43045 | 55 | { \ |
9c708c7f | 56 | return (type) cpu_##insn##_data_ra(env, addr, retaddr); \ |
0ae43045 AJ |
57 | } |
58 | #else | |
59 | #define HELPER_LD(name, insn, type) \ | |
895c2d04 | 60 | static inline type do_##name(CPUMIPSState *env, target_ulong addr, \ |
9c708c7f | 61 | int mem_idx, uintptr_t retaddr) \ |
0ae43045 AJ |
62 | { \ |
63 | switch (mem_idx) \ | |
64 | { \ | |
9c708c7f PD |
65 | case 0: return (type) cpu_##insn##_kernel_ra(env, addr, retaddr); \ |
66 | case 1: return (type) cpu_##insn##_super_ra(env, addr, retaddr); \ | |
0ae43045 | 67 | default: \ |
9c708c7f | 68 | case 2: return (type) cpu_##insn##_user_ra(env, addr, retaddr); \ |
0ae43045 AJ |
69 | } \ |
70 | } | |
71 | #endif | |
0ae43045 | 72 | HELPER_LD(lw, ldl, int32_t) |
adc370a4 | 73 | #if defined(TARGET_MIPS64) |
0ae43045 | 74 | HELPER_LD(ld, ldq, int64_t) |
adc370a4 | 75 | #endif |
0ae43045 AJ |
76 | #undef HELPER_LD |
77 | ||
78 | #if defined(CONFIG_USER_ONLY) | |
79 | #define HELPER_ST(name, insn, type) \ | |
895c2d04 | 80 | static inline void do_##name(CPUMIPSState *env, target_ulong addr, \ |
9c708c7f | 81 | type val, int mem_idx, uintptr_t retaddr) \ |
0ae43045 | 82 | { \ |
9c708c7f | 83 | cpu_##insn##_data_ra(env, addr, val, retaddr); \ |
0ae43045 AJ |
84 | } |
85 | #else | |
86 | #define HELPER_ST(name, insn, type) \ | |
895c2d04 | 87 | static inline void do_##name(CPUMIPSState *env, target_ulong addr, \ |
9c708c7f | 88 | type val, int mem_idx, uintptr_t retaddr) \ |
0ae43045 AJ |
89 | { \ |
90 | switch (mem_idx) \ | |
91 | { \ | |
9c708c7f PD |
92 | case 0: cpu_##insn##_kernel_ra(env, addr, val, retaddr); break; \ |
93 | case 1: cpu_##insn##_super_ra(env, addr, val, retaddr); break; \ | |
0ae43045 | 94 | default: \ |
9c708c7f | 95 | case 2: cpu_##insn##_user_ra(env, addr, val, retaddr); break; \ |
0ae43045 AJ |
96 | } \ |
97 | } | |
98 | #endif | |
99 | HELPER_ST(sb, stb, uint8_t) | |
100 | HELPER_ST(sw, stl, uint32_t) | |
adc370a4 | 101 | #if defined(TARGET_MIPS64) |
0ae43045 | 102 | HELPER_ST(sd, stq, uint64_t) |
adc370a4 | 103 | #endif |
0ae43045 AJ |
104 | #undef HELPER_ST |
105 | ||
d9bea114 | 106 | target_ulong helper_clo (target_ulong arg1) |
30898801 | 107 | { |
d9bea114 | 108 | return clo32(arg1); |
30898801 TS |
109 | } |
110 | ||
d9bea114 | 111 | target_ulong helper_clz (target_ulong arg1) |
30898801 | 112 | { |
d9bea114 | 113 | return clz32(arg1); |
30898801 TS |
114 | } |
115 | ||
d26bc211 | 116 | #if defined(TARGET_MIPS64) |
d9bea114 | 117 | target_ulong helper_dclo (target_ulong arg1) |
05f778c8 | 118 | { |
d9bea114 | 119 | return clo64(arg1); |
05f778c8 TS |
120 | } |
121 | ||
d9bea114 | 122 | target_ulong helper_dclz (target_ulong arg1) |
05f778c8 | 123 | { |
d9bea114 | 124 | return clz64(arg1); |
05f778c8 | 125 | } |
d26bc211 | 126 | #endif /* TARGET_MIPS64 */ |
c570fd16 | 127 | |
6af0bf9c | 128 | /* 64 bits arithmetic for 32 bits hosts */ |
895c2d04 | 129 | static inline uint64_t get_HILO(CPUMIPSState *env) |
6af0bf9c | 130 | { |
b5dc7732 | 131 | return ((uint64_t)(env->active_tc.HI[0]) << 32) | (uint32_t)env->active_tc.LO[0]; |
6af0bf9c FB |
132 | } |
133 | ||
895c2d04 | 134 | static inline target_ulong set_HIT0_LO(CPUMIPSState *env, uint64_t HILO) |
e9c71dd1 | 135 | { |
b5dc7732 | 136 | env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); |
9be38598 | 137 | return env->active_tc.HI[0] = (int32_t)(HILO >> 32); |
e9c71dd1 TS |
138 | } |
139 | ||
895c2d04 | 140 | static inline target_ulong set_HI_LOT0(CPUMIPSState *env, uint64_t HILO) |
e9c71dd1 | 141 | { |
6fc97faf | 142 | target_ulong tmp = env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); |
b5dc7732 | 143 | env->active_tc.HI[0] = (int32_t)(HILO >> 32); |
6fc97faf | 144 | return tmp; |
e9c71dd1 TS |
145 | } |
146 | ||
e9c71dd1 | 147 | /* Multiplication variants of the vr54xx. */ |
895c2d04 BS |
148 | target_ulong helper_muls(CPUMIPSState *env, target_ulong arg1, |
149 | target_ulong arg2) | |
e9c71dd1 | 150 | { |
895c2d04 BS |
151 | return set_HI_LOT0(env, 0 - ((int64_t)(int32_t)arg1 * |
152 | (int64_t)(int32_t)arg2)); | |
e9c71dd1 TS |
153 | } |
154 | ||
895c2d04 BS |
155 | target_ulong helper_mulsu(CPUMIPSState *env, target_ulong arg1, |
156 | target_ulong arg2) | |
e9c71dd1 | 157 | { |
895c2d04 BS |
158 | return set_HI_LOT0(env, 0 - (uint64_t)(uint32_t)arg1 * |
159 | (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
160 | } |
161 | ||
895c2d04 BS |
162 | target_ulong helper_macc(CPUMIPSState *env, target_ulong arg1, |
163 | target_ulong arg2) | |
e9c71dd1 | 164 | { |
895c2d04 BS |
165 | return set_HI_LOT0(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * |
166 | (int64_t)(int32_t)arg2); | |
e9c71dd1 TS |
167 | } |
168 | ||
895c2d04 BS |
169 | target_ulong helper_macchi(CPUMIPSState *env, target_ulong arg1, |
170 | target_ulong arg2) | |
e9c71dd1 | 171 | { |
895c2d04 BS |
172 | return set_HIT0_LO(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * |
173 | (int64_t)(int32_t)arg2); | |
e9c71dd1 TS |
174 | } |
175 | ||
895c2d04 BS |
176 | target_ulong helper_maccu(CPUMIPSState *env, target_ulong arg1, |
177 | target_ulong arg2) | |
e9c71dd1 | 178 | { |
895c2d04 BS |
179 | return set_HI_LOT0(env, (uint64_t)get_HILO(env) + |
180 | (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
181 | } |
182 | ||
895c2d04 BS |
183 | target_ulong helper_macchiu(CPUMIPSState *env, target_ulong arg1, |
184 | target_ulong arg2) | |
e9c71dd1 | 185 | { |
895c2d04 BS |
186 | return set_HIT0_LO(env, (uint64_t)get_HILO(env) + |
187 | (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
188 | } |
189 | ||
895c2d04 BS |
190 | target_ulong helper_msac(CPUMIPSState *env, target_ulong arg1, |
191 | target_ulong arg2) | |
e9c71dd1 | 192 | { |
895c2d04 BS |
193 | return set_HI_LOT0(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * |
194 | (int64_t)(int32_t)arg2); | |
e9c71dd1 TS |
195 | } |
196 | ||
895c2d04 BS |
197 | target_ulong helper_msachi(CPUMIPSState *env, target_ulong arg1, |
198 | target_ulong arg2) | |
e9c71dd1 | 199 | { |
895c2d04 BS |
200 | return set_HIT0_LO(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * |
201 | (int64_t)(int32_t)arg2); | |
e9c71dd1 TS |
202 | } |
203 | ||
895c2d04 BS |
204 | target_ulong helper_msacu(CPUMIPSState *env, target_ulong arg1, |
205 | target_ulong arg2) | |
e9c71dd1 | 206 | { |
895c2d04 BS |
207 | return set_HI_LOT0(env, (uint64_t)get_HILO(env) - |
208 | (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
209 | } |
210 | ||
895c2d04 BS |
211 | target_ulong helper_msachiu(CPUMIPSState *env, target_ulong arg1, |
212 | target_ulong arg2) | |
e9c71dd1 | 213 | { |
895c2d04 BS |
214 | return set_HIT0_LO(env, (uint64_t)get_HILO(env) - |
215 | (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
216 | } |
217 | ||
895c2d04 BS |
218 | target_ulong helper_mulhi(CPUMIPSState *env, target_ulong arg1, |
219 | target_ulong arg2) | |
e9c71dd1 | 220 | { |
895c2d04 | 221 | return set_HIT0_LO(env, (int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2); |
e9c71dd1 TS |
222 | } |
223 | ||
895c2d04 BS |
224 | target_ulong helper_mulhiu(CPUMIPSState *env, target_ulong arg1, |
225 | target_ulong arg2) | |
e9c71dd1 | 226 | { |
895c2d04 BS |
227 | return set_HIT0_LO(env, (uint64_t)(uint32_t)arg1 * |
228 | (uint64_t)(uint32_t)arg2); | |
e9c71dd1 TS |
229 | } |
230 | ||
895c2d04 BS |
231 | target_ulong helper_mulshi(CPUMIPSState *env, target_ulong arg1, |
232 | target_ulong arg2) | |
e9c71dd1 | 233 | { |
895c2d04 BS |
234 | return set_HIT0_LO(env, 0 - (int64_t)(int32_t)arg1 * |
235 | (int64_t)(int32_t)arg2); | |
e9c71dd1 TS |
236 | } |
237 | ||
895c2d04 BS |
238 | target_ulong helper_mulshiu(CPUMIPSState *env, target_ulong arg1, |
239 | target_ulong arg2) | |
e9c71dd1 | 240 | { |
895c2d04 BS |
241 | return set_HIT0_LO(env, 0 - (uint64_t)(uint32_t)arg1 * |
242 | (uint64_t)(uint32_t)arg2); | |
e9c71dd1 | 243 | } |
6af0bf9c | 244 | |
15eacb9b YK |
245 | static inline target_ulong bitswap(target_ulong v) |
246 | { | |
74dda987 LA |
247 | v = ((v >> 1) & (target_ulong)0x5555555555555555ULL) | |
248 | ((v & (target_ulong)0x5555555555555555ULL) << 1); | |
249 | v = ((v >> 2) & (target_ulong)0x3333333333333333ULL) | | |
250 | ((v & (target_ulong)0x3333333333333333ULL) << 2); | |
251 | v = ((v >> 4) & (target_ulong)0x0F0F0F0F0F0F0F0FULL) | | |
252 | ((v & (target_ulong)0x0F0F0F0F0F0F0F0FULL) << 4); | |
15eacb9b YK |
253 | return v; |
254 | } | |
255 | ||
256 | #ifdef TARGET_MIPS64 | |
257 | target_ulong helper_dbitswap(target_ulong rt) | |
258 | { | |
259 | return bitswap(rt); | |
260 | } | |
261 | #endif | |
262 | ||
263 | target_ulong helper_bitswap(target_ulong rt) | |
264 | { | |
265 | return (int32_t)bitswap(rt); | |
266 | } | |
267 | ||
e7139c44 | 268 | #ifndef CONFIG_USER_ONLY |
c36bbb28 | 269 | |
a8170e5e | 270 | static inline hwaddr do_translate_address(CPUMIPSState *env, |
895c2d04 | 271 | target_ulong address, |
9c708c7f | 272 | int rw, uintptr_t retaddr) |
c36bbb28 | 273 | { |
a8170e5e | 274 | hwaddr lladdr; |
9c708c7f | 275 | CPUState *cs = CPU(mips_env_get_cpu(env)); |
c36bbb28 AJ |
276 | |
277 | lladdr = cpu_mips_translate_address(env, address, rw); | |
278 | ||
279 | if (lladdr == -1LL) { | |
9c708c7f | 280 | cpu_loop_exit_restore(cs, retaddr); |
c36bbb28 AJ |
281 | } else { |
282 | return lladdr; | |
283 | } | |
284 | } | |
285 | ||
6489dd25 | 286 | #define HELPER_LD_ATOMIC(name, insn, almask) \ |
895c2d04 | 287 | target_ulong helper_##name(CPUMIPSState *env, target_ulong arg, int mem_idx) \ |
e7139c44 | 288 | { \ |
6489dd25 LA |
289 | if (arg & almask) { \ |
290 | env->CP0_BadVAddr = arg; \ | |
9c708c7f | 291 | do_raise_exception(env, EXCP_AdEL, GETPC()); \ |
6489dd25 | 292 | } \ |
9c708c7f PD |
293 | env->lladdr = do_translate_address(env, arg, 0, GETPC()); \ |
294 | env->llval = do_##insn(env, arg, mem_idx, GETPC()); \ | |
e7139c44 AJ |
295 | return env->llval; \ |
296 | } | |
6489dd25 | 297 | HELPER_LD_ATOMIC(ll, lw, 0x3) |
e7139c44 | 298 | #ifdef TARGET_MIPS64 |
6489dd25 | 299 | HELPER_LD_ATOMIC(lld, ld, 0x7) |
e7139c44 AJ |
300 | #endif |
301 | #undef HELPER_LD_ATOMIC | |
302 | ||
303 | #define HELPER_ST_ATOMIC(name, ld_insn, st_insn, almask) \ | |
895c2d04 BS |
304 | target_ulong helper_##name(CPUMIPSState *env, target_ulong arg1, \ |
305 | target_ulong arg2, int mem_idx) \ | |
e7139c44 AJ |
306 | { \ |
307 | target_long tmp; \ | |
308 | \ | |
309 | if (arg2 & almask) { \ | |
310 | env->CP0_BadVAddr = arg2; \ | |
9c708c7f | 311 | do_raise_exception(env, EXCP_AdES, GETPC()); \ |
e7139c44 | 312 | } \ |
9c708c7f PD |
313 | if (do_translate_address(env, arg2, 1, GETPC()) == env->lladdr) { \ |
314 | tmp = do_##ld_insn(env, arg2, mem_idx, GETPC()); \ | |
e7139c44 | 315 | if (tmp == env->llval) { \ |
9c708c7f | 316 | do_##st_insn(env, arg2, arg1, mem_idx, GETPC()); \ |
e7139c44 AJ |
317 | return 1; \ |
318 | } \ | |
319 | } \ | |
320 | return 0; \ | |
321 | } | |
322 | HELPER_ST_ATOMIC(sc, lw, sw, 0x3) | |
323 | #ifdef TARGET_MIPS64 | |
324 | HELPER_ST_ATOMIC(scd, ld, sd, 0x7) | |
325 | #endif | |
326 | #undef HELPER_ST_ATOMIC | |
327 | #endif | |
328 | ||
c8c2227e TS |
329 | #ifdef TARGET_WORDS_BIGENDIAN |
330 | #define GET_LMASK(v) ((v) & 3) | |
331 | #define GET_OFFSET(addr, offset) (addr + (offset)) | |
332 | #else | |
333 | #define GET_LMASK(v) (((v) & 3) ^ 3) | |
334 | #define GET_OFFSET(addr, offset) (addr - (offset)) | |
335 | #endif | |
336 | ||
895c2d04 BS |
337 | void helper_swl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2, |
338 | int mem_idx) | |
c8c2227e | 339 | { |
9c708c7f | 340 | do_sb(env, arg2, (uint8_t)(arg1 >> 24), mem_idx, GETPC()); |
c8c2227e | 341 | |
9c708c7f PD |
342 | if (GET_LMASK(arg2) <= 2) { |
343 | do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 16), mem_idx, | |
344 | GETPC()); | |
345 | } | |
c8c2227e | 346 | |
9c708c7f PD |
347 | if (GET_LMASK(arg2) <= 1) { |
348 | do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 8), mem_idx, | |
349 | GETPC()); | |
350 | } | |
c8c2227e | 351 | |
9c708c7f PD |
352 | if (GET_LMASK(arg2) == 0) { |
353 | do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)arg1, mem_idx, | |
354 | GETPC()); | |
355 | } | |
c8c2227e TS |
356 | } |
357 | ||
895c2d04 BS |
358 | void helper_swr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2, |
359 | int mem_idx) | |
c8c2227e | 360 | { |
9c708c7f | 361 | do_sb(env, arg2, (uint8_t)arg1, mem_idx, GETPC()); |
c8c2227e | 362 | |
9c708c7f PD |
363 | if (GET_LMASK(arg2) >= 1) { |
364 | do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx, | |
365 | GETPC()); | |
366 | } | |
c8c2227e | 367 | |
9c708c7f PD |
368 | if (GET_LMASK(arg2) >= 2) { |
369 | do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx, | |
370 | GETPC()); | |
371 | } | |
c8c2227e | 372 | |
9c708c7f PD |
373 | if (GET_LMASK(arg2) == 3) { |
374 | do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx, | |
375 | GETPC()); | |
376 | } | |
c8c2227e TS |
377 | } |
378 | ||
379 | #if defined(TARGET_MIPS64) | |
380 | /* "half" load and stores. We must do the memory access inline, | |
381 | or fault handling won't work. */ | |
382 | ||
383 | #ifdef TARGET_WORDS_BIGENDIAN | |
384 | #define GET_LMASK64(v) ((v) & 7) | |
385 | #else | |
386 | #define GET_LMASK64(v) (((v) & 7) ^ 7) | |
387 | #endif | |
388 | ||
895c2d04 BS |
389 | void helper_sdl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2, |
390 | int mem_idx) | |
c8c2227e | 391 | { |
9c708c7f | 392 | do_sb(env, arg2, (uint8_t)(arg1 >> 56), mem_idx, GETPC()); |
c8c2227e | 393 | |
9c708c7f PD |
394 | if (GET_LMASK64(arg2) <= 6) { |
395 | do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 48), mem_idx, | |
396 | GETPC()); | |
397 | } | |
c8c2227e | 398 | |
9c708c7f PD |
399 | if (GET_LMASK64(arg2) <= 5) { |
400 | do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 40), mem_idx, | |
401 | GETPC()); | |
402 | } | |
c8c2227e | 403 | |
9c708c7f PD |
404 | if (GET_LMASK64(arg2) <= 4) { |
405 | do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)(arg1 >> 32), mem_idx, | |
406 | GETPC()); | |
407 | } | |
c8c2227e | 408 | |
9c708c7f PD |
409 | if (GET_LMASK64(arg2) <= 3) { |
410 | do_sb(env, GET_OFFSET(arg2, 4), (uint8_t)(arg1 >> 24), mem_idx, | |
411 | GETPC()); | |
412 | } | |
c8c2227e | 413 | |
9c708c7f PD |
414 | if (GET_LMASK64(arg2) <= 2) { |
415 | do_sb(env, GET_OFFSET(arg2, 5), (uint8_t)(arg1 >> 16), mem_idx, | |
416 | GETPC()); | |
417 | } | |
c8c2227e | 418 | |
9c708c7f PD |
419 | if (GET_LMASK64(arg2) <= 1) { |
420 | do_sb(env, GET_OFFSET(arg2, 6), (uint8_t)(arg1 >> 8), mem_idx, | |
421 | GETPC()); | |
422 | } | |
c8c2227e | 423 | |
9c708c7f PD |
424 | if (GET_LMASK64(arg2) <= 0) { |
425 | do_sb(env, GET_OFFSET(arg2, 7), (uint8_t)arg1, mem_idx, | |
426 | GETPC()); | |
427 | } | |
c8c2227e TS |
428 | } |
429 | ||
895c2d04 BS |
430 | void helper_sdr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2, |
431 | int mem_idx) | |
c8c2227e | 432 | { |
9c708c7f | 433 | do_sb(env, arg2, (uint8_t)arg1, mem_idx, GETPC()); |
c8c2227e | 434 | |
9c708c7f PD |
435 | if (GET_LMASK64(arg2) >= 1) { |
436 | do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx, | |
437 | GETPC()); | |
438 | } | |
c8c2227e | 439 | |
9c708c7f PD |
440 | if (GET_LMASK64(arg2) >= 2) { |
441 | do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx, | |
442 | GETPC()); | |
443 | } | |
c8c2227e | 444 | |
9c708c7f PD |
445 | if (GET_LMASK64(arg2) >= 3) { |
446 | do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx, | |
447 | GETPC()); | |
448 | } | |
c8c2227e | 449 | |
9c708c7f PD |
450 | if (GET_LMASK64(arg2) >= 4) { |
451 | do_sb(env, GET_OFFSET(arg2, -4), (uint8_t)(arg1 >> 32), mem_idx, | |
452 | GETPC()); | |
453 | } | |
c8c2227e | 454 | |
9c708c7f PD |
455 | if (GET_LMASK64(arg2) >= 5) { |
456 | do_sb(env, GET_OFFSET(arg2, -5), (uint8_t)(arg1 >> 40), mem_idx, | |
457 | GETPC()); | |
458 | } | |
c8c2227e | 459 | |
9c708c7f PD |
460 | if (GET_LMASK64(arg2) >= 6) { |
461 | do_sb(env, GET_OFFSET(arg2, -6), (uint8_t)(arg1 >> 48), mem_idx, | |
462 | GETPC()); | |
463 | } | |
c8c2227e | 464 | |
9c708c7f PD |
465 | if (GET_LMASK64(arg2) == 7) { |
466 | do_sb(env, GET_OFFSET(arg2, -7), (uint8_t)(arg1 >> 56), mem_idx, | |
467 | GETPC()); | |
468 | } | |
c8c2227e TS |
469 | } |
470 | #endif /* TARGET_MIPS64 */ | |
471 | ||
3c824109 NF |
472 | static const int multiple_regs[] = { 16, 17, 18, 19, 20, 21, 22, 23, 30 }; |
473 | ||
895c2d04 BS |
474 | void helper_lwm(CPUMIPSState *env, target_ulong addr, target_ulong reglist, |
475 | uint32_t mem_idx) | |
3c824109 NF |
476 | { |
477 | target_ulong base_reglist = reglist & 0xf; | |
478 | target_ulong do_r31 = reglist & 0x10; | |
3c824109 NF |
479 | |
480 | if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { | |
481 | target_ulong i; | |
482 | ||
483 | for (i = 0; i < base_reglist; i++) { | |
18bba4dc | 484 | env->active_tc.gpr[multiple_regs[i]] = |
9c708c7f | 485 | (target_long)do_lw(env, addr, mem_idx, GETPC()); |
3c824109 NF |
486 | addr += 4; |
487 | } | |
488 | } | |
489 | ||
490 | if (do_r31) { | |
9c708c7f PD |
491 | env->active_tc.gpr[31] = (target_long)do_lw(env, addr, mem_idx, |
492 | GETPC()); | |
3c824109 NF |
493 | } |
494 | } | |
495 | ||
895c2d04 BS |
496 | void helper_swm(CPUMIPSState *env, target_ulong addr, target_ulong reglist, |
497 | uint32_t mem_idx) | |
3c824109 NF |
498 | { |
499 | target_ulong base_reglist = reglist & 0xf; | |
500 | target_ulong do_r31 = reglist & 0x10; | |
3c824109 NF |
501 | |
502 | if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { | |
503 | target_ulong i; | |
504 | ||
505 | for (i = 0; i < base_reglist; i++) { | |
9c708c7f PD |
506 | do_sw(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx, |
507 | GETPC()); | |
3c824109 NF |
508 | addr += 4; |
509 | } | |
510 | } | |
511 | ||
512 | if (do_r31) { | |
9c708c7f | 513 | do_sw(env, addr, env->active_tc.gpr[31], mem_idx, GETPC()); |
3c824109 NF |
514 | } |
515 | } | |
516 | ||
517 | #if defined(TARGET_MIPS64) | |
895c2d04 BS |
518 | void helper_ldm(CPUMIPSState *env, target_ulong addr, target_ulong reglist, |
519 | uint32_t mem_idx) | |
3c824109 NF |
520 | { |
521 | target_ulong base_reglist = reglist & 0xf; | |
522 | target_ulong do_r31 = reglist & 0x10; | |
3c824109 NF |
523 | |
524 | if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { | |
525 | target_ulong i; | |
526 | ||
527 | for (i = 0; i < base_reglist; i++) { | |
9c708c7f PD |
528 | env->active_tc.gpr[multiple_regs[i]] = do_ld(env, addr, mem_idx, |
529 | GETPC()); | |
3c824109 NF |
530 | addr += 8; |
531 | } | |
532 | } | |
533 | ||
534 | if (do_r31) { | |
9c708c7f | 535 | env->active_tc.gpr[31] = do_ld(env, addr, mem_idx, GETPC()); |
3c824109 NF |
536 | } |
537 | } | |
538 | ||
895c2d04 BS |
539 | void helper_sdm(CPUMIPSState *env, target_ulong addr, target_ulong reglist, |
540 | uint32_t mem_idx) | |
3c824109 NF |
541 | { |
542 | target_ulong base_reglist = reglist & 0xf; | |
543 | target_ulong do_r31 = reglist & 0x10; | |
3c824109 NF |
544 | |
545 | if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { | |
546 | target_ulong i; | |
547 | ||
548 | for (i = 0; i < base_reglist; i++) { | |
9c708c7f PD |
549 | do_sd(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx, |
550 | GETPC()); | |
3c824109 NF |
551 | addr += 8; |
552 | } | |
553 | } | |
554 | ||
555 | if (do_r31) { | |
9c708c7f | 556 | do_sd(env, addr, env->active_tc.gpr[31], mem_idx, GETPC()); |
3c824109 NF |
557 | } |
558 | } | |
559 | #endif | |
560 | ||
0eaef5aa | 561 | #ifndef CONFIG_USER_ONLY |
f249412c | 562 | /* SMP helpers. */ |
b35d77d7 | 563 | static bool mips_vpe_is_wfi(MIPSCPU *c) |
f249412c | 564 | { |
259186a7 | 565 | CPUState *cpu = CPU(c); |
b35d77d7 AF |
566 | CPUMIPSState *env = &c->env; |
567 | ||
f249412c EI |
568 | /* If the VPE is halted but otherwise active, it means it's waiting for |
569 | an interrupt. */ | |
259186a7 | 570 | return cpu->halted && mips_vpe_active(env); |
f249412c EI |
571 | } |
572 | ||
01bc435b YK |
573 | static bool mips_vp_is_wfi(MIPSCPU *c) |
574 | { | |
575 | CPUState *cpu = CPU(c); | |
576 | CPUMIPSState *env = &c->env; | |
577 | ||
578 | return cpu->halted && mips_vp_active(env); | |
579 | } | |
580 | ||
c3affe56 | 581 | static inline void mips_vpe_wake(MIPSCPU *c) |
f249412c | 582 | { |
cb8d4c8f | 583 | /* Don't set ->halted = 0 directly, let it be done via cpu_has_work |
f249412c EI |
584 | because there might be other conditions that state that c should |
585 | be sleeping. */ | |
c3affe56 | 586 | cpu_interrupt(CPU(c), CPU_INTERRUPT_WAKE); |
f249412c EI |
587 | } |
588 | ||
6f4d6b09 | 589 | static inline void mips_vpe_sleep(MIPSCPU *cpu) |
f249412c | 590 | { |
259186a7 | 591 | CPUState *cs = CPU(cpu); |
6f4d6b09 | 592 | |
f249412c EI |
593 | /* The VPE was shut off, really go to bed. |
594 | Reset any old _WAKE requests. */ | |
259186a7 | 595 | cs->halted = 1; |
d8ed887b | 596 | cpu_reset_interrupt(cs, CPU_INTERRUPT_WAKE); |
f249412c EI |
597 | } |
598 | ||
135dd63a | 599 | static inline void mips_tc_wake(MIPSCPU *cpu, int tc) |
f249412c | 600 | { |
135dd63a AF |
601 | CPUMIPSState *c = &cpu->env; |
602 | ||
f249412c | 603 | /* FIXME: TC reschedule. */ |
b35d77d7 | 604 | if (mips_vpe_active(c) && !mips_vpe_is_wfi(cpu)) { |
c3affe56 | 605 | mips_vpe_wake(cpu); |
f249412c EI |
606 | } |
607 | } | |
608 | ||
c6679e90 | 609 | static inline void mips_tc_sleep(MIPSCPU *cpu, int tc) |
f249412c | 610 | { |
c6679e90 AF |
611 | CPUMIPSState *c = &cpu->env; |
612 | ||
f249412c EI |
613 | /* FIXME: TC reschedule. */ |
614 | if (!mips_vpe_active(c)) { | |
6f4d6b09 | 615 | mips_vpe_sleep(cpu); |
f249412c EI |
616 | } |
617 | } | |
618 | ||
66afd1ad AF |
619 | /** |
620 | * mips_cpu_map_tc: | |
621 | * @env: CPU from which mapping is performed. | |
622 | * @tc: Should point to an int with the value of the global TC index. | |
623 | * | |
624 | * This function will transform @tc into a local index within the | |
625 | * returned #CPUMIPSState. | |
626 | */ | |
627 | /* FIXME: This code assumes that all VPEs have the same number of TCs, | |
b93bbdcd | 628 | which depends on runtime setup. Can probably be fixed by |
7db13fae | 629 | walking the list of CPUMIPSStates. */ |
895c2d04 | 630 | static CPUMIPSState *mips_cpu_map_tc(CPUMIPSState *env, int *tc) |
b93bbdcd | 631 | { |
38d8f5c8 | 632 | MIPSCPU *cpu; |
ce3960eb | 633 | CPUState *cs; |
38d8f5c8 | 634 | CPUState *other_cs; |
ce3960eb | 635 | int vpe_idx; |
b93bbdcd EI |
636 | int tc_idx = *tc; |
637 | ||
638 | if (!(env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP))) { | |
639 | /* Not allowed to address other CPUs. */ | |
640 | *tc = env->current_tc; | |
641 | return env; | |
642 | } | |
643 | ||
ce3960eb AF |
644 | cs = CPU(mips_env_get_cpu(env)); |
645 | vpe_idx = tc_idx / cs->nr_threads; | |
646 | *tc = tc_idx % cs->nr_threads; | |
38d8f5c8 AF |
647 | other_cs = qemu_get_cpu(vpe_idx); |
648 | if (other_cs == NULL) { | |
649 | return env; | |
650 | } | |
651 | cpu = MIPS_CPU(other_cs); | |
652 | return &cpu->env; | |
b93bbdcd EI |
653 | } |
654 | ||
fe8dca8c EI |
655 | /* The per VPE CP0_Status register shares some fields with the per TC |
656 | CP0_TCStatus registers. These fields are wired to the same registers, | |
657 | so changes to either of them should be reflected on both registers. | |
658 | ||
659 | Also, EntryHi shares the bottom 8 bit ASID with TCStauts. | |
660 | ||
661 | These helper call synchronizes the regs for a given cpu. */ | |
662 | ||
81a423e6 MR |
663 | /* Called for updates to CP0_Status. Defined in "cpu.h" for gdbstub.c. */ |
664 | /* static inline void sync_c0_status(CPUMIPSState *env, CPUMIPSState *cpu, | |
665 | int tc); */ | |
fe8dca8c EI |
666 | |
667 | /* Called for updates to CP0_TCStatus. */ | |
895c2d04 BS |
668 | static void sync_c0_tcstatus(CPUMIPSState *cpu, int tc, |
669 | target_ulong v) | |
fe8dca8c EI |
670 | { |
671 | uint32_t status; | |
672 | uint32_t tcu, tmx, tasid, tksu; | |
f45cb2f4 | 673 | uint32_t mask = ((1U << CP0St_CU3) |
fe8dca8c EI |
674 | | (1 << CP0St_CU2) |
675 | | (1 << CP0St_CU1) | |
676 | | (1 << CP0St_CU0) | |
677 | | (1 << CP0St_MX) | |
678 | | (3 << CP0St_KSU)); | |
679 | ||
680 | tcu = (v >> CP0TCSt_TCU0) & 0xf; | |
681 | tmx = (v >> CP0TCSt_TMX) & 0x1; | |
6ec98bd7 | 682 | tasid = v & cpu->CP0_EntryHi_ASID_mask; |
fe8dca8c EI |
683 | tksu = (v >> CP0TCSt_TKSU) & 0x3; |
684 | ||
685 | status = tcu << CP0St_CU0; | |
686 | status |= tmx << CP0St_MX; | |
687 | status |= tksu << CP0St_KSU; | |
688 | ||
689 | cpu->CP0_Status &= ~mask; | |
690 | cpu->CP0_Status |= status; | |
691 | ||
692 | /* Sync the TASID with EntryHi. */ | |
6ec98bd7 | 693 | cpu->CP0_EntryHi &= ~cpu->CP0_EntryHi_ASID_mask; |
6a973e6b | 694 | cpu->CP0_EntryHi |= tasid; |
fe8dca8c EI |
695 | |
696 | compute_hflags(cpu); | |
697 | } | |
698 | ||
699 | /* Called for updates to CP0_EntryHi. */ | |
7db13fae | 700 | static void sync_c0_entryhi(CPUMIPSState *cpu, int tc) |
fe8dca8c EI |
701 | { |
702 | int32_t *tcst; | |
703 | uint32_t asid, v = cpu->CP0_EntryHi; | |
704 | ||
6ec98bd7 | 705 | asid = v & cpu->CP0_EntryHi_ASID_mask; |
fe8dca8c EI |
706 | |
707 | if (tc == cpu->current_tc) { | |
708 | tcst = &cpu->active_tc.CP0_TCStatus; | |
709 | } else { | |
710 | tcst = &cpu->tcs[tc].CP0_TCStatus; | |
711 | } | |
712 | ||
6ec98bd7 | 713 | *tcst &= ~cpu->CP0_EntryHi_ASID_mask; |
fe8dca8c EI |
714 | *tcst |= asid; |
715 | } | |
716 | ||
6af0bf9c | 717 | /* CP0 helpers */ |
895c2d04 | 718 | target_ulong helper_mfc0_mvpcontrol(CPUMIPSState *env) |
f1aa6320 | 719 | { |
be24bb4f | 720 | return env->mvp->CP0_MVPControl; |
f1aa6320 TS |
721 | } |
722 | ||
895c2d04 | 723 | target_ulong helper_mfc0_mvpconf0(CPUMIPSState *env) |
f1aa6320 | 724 | { |
be24bb4f | 725 | return env->mvp->CP0_MVPConf0; |
f1aa6320 TS |
726 | } |
727 | ||
895c2d04 | 728 | target_ulong helper_mfc0_mvpconf1(CPUMIPSState *env) |
f1aa6320 | 729 | { |
be24bb4f | 730 | return env->mvp->CP0_MVPConf1; |
f1aa6320 TS |
731 | } |
732 | ||
895c2d04 | 733 | target_ulong helper_mfc0_random(CPUMIPSState *env) |
6af0bf9c | 734 | { |
be24bb4f | 735 | return (int32_t)cpu_mips_get_random(env); |
873eb012 | 736 | } |
6af0bf9c | 737 | |
895c2d04 | 738 | target_ulong helper_mfc0_tcstatus(CPUMIPSState *env) |
f1aa6320 | 739 | { |
b5dc7732 | 740 | return env->active_tc.CP0_TCStatus; |
f1aa6320 TS |
741 | } |
742 | ||
895c2d04 | 743 | target_ulong helper_mftc0_tcstatus(CPUMIPSState *env) |
f1aa6320 TS |
744 | { |
745 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 746 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 747 | |
b93bbdcd EI |
748 | if (other_tc == other->current_tc) |
749 | return other->active_tc.CP0_TCStatus; | |
b5dc7732 | 750 | else |
b93bbdcd | 751 | return other->tcs[other_tc].CP0_TCStatus; |
f1aa6320 TS |
752 | } |
753 | ||
895c2d04 | 754 | target_ulong helper_mfc0_tcbind(CPUMIPSState *env) |
f1aa6320 | 755 | { |
b5dc7732 | 756 | return env->active_tc.CP0_TCBind; |
f1aa6320 TS |
757 | } |
758 | ||
895c2d04 | 759 | target_ulong helper_mftc0_tcbind(CPUMIPSState *env) |
f1aa6320 TS |
760 | { |
761 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 762 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 763 | |
b93bbdcd EI |
764 | if (other_tc == other->current_tc) |
765 | return other->active_tc.CP0_TCBind; | |
b5dc7732 | 766 | else |
b93bbdcd | 767 | return other->tcs[other_tc].CP0_TCBind; |
f1aa6320 TS |
768 | } |
769 | ||
895c2d04 | 770 | target_ulong helper_mfc0_tcrestart(CPUMIPSState *env) |
f1aa6320 | 771 | { |
b5dc7732 | 772 | return env->active_tc.PC; |
f1aa6320 TS |
773 | } |
774 | ||
895c2d04 | 775 | target_ulong helper_mftc0_tcrestart(CPUMIPSState *env) |
f1aa6320 TS |
776 | { |
777 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 778 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 779 | |
b93bbdcd EI |
780 | if (other_tc == other->current_tc) |
781 | return other->active_tc.PC; | |
b5dc7732 | 782 | else |
b93bbdcd | 783 | return other->tcs[other_tc].PC; |
f1aa6320 TS |
784 | } |
785 | ||
895c2d04 | 786 | target_ulong helper_mfc0_tchalt(CPUMIPSState *env) |
f1aa6320 | 787 | { |
b5dc7732 | 788 | return env->active_tc.CP0_TCHalt; |
f1aa6320 TS |
789 | } |
790 | ||
895c2d04 | 791 | target_ulong helper_mftc0_tchalt(CPUMIPSState *env) |
f1aa6320 TS |
792 | { |
793 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 794 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 795 | |
b93bbdcd EI |
796 | if (other_tc == other->current_tc) |
797 | return other->active_tc.CP0_TCHalt; | |
b5dc7732 | 798 | else |
b93bbdcd | 799 | return other->tcs[other_tc].CP0_TCHalt; |
f1aa6320 TS |
800 | } |
801 | ||
895c2d04 | 802 | target_ulong helper_mfc0_tccontext(CPUMIPSState *env) |
f1aa6320 | 803 | { |
b5dc7732 | 804 | return env->active_tc.CP0_TCContext; |
f1aa6320 TS |
805 | } |
806 | ||
895c2d04 | 807 | target_ulong helper_mftc0_tccontext(CPUMIPSState *env) |
f1aa6320 TS |
808 | { |
809 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 810 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 811 | |
b93bbdcd EI |
812 | if (other_tc == other->current_tc) |
813 | return other->active_tc.CP0_TCContext; | |
b5dc7732 | 814 | else |
b93bbdcd | 815 | return other->tcs[other_tc].CP0_TCContext; |
f1aa6320 TS |
816 | } |
817 | ||
895c2d04 | 818 | target_ulong helper_mfc0_tcschedule(CPUMIPSState *env) |
f1aa6320 | 819 | { |
b5dc7732 | 820 | return env->active_tc.CP0_TCSchedule; |
f1aa6320 TS |
821 | } |
822 | ||
895c2d04 | 823 | target_ulong helper_mftc0_tcschedule(CPUMIPSState *env) |
f1aa6320 TS |
824 | { |
825 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 826 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 827 | |
b93bbdcd EI |
828 | if (other_tc == other->current_tc) |
829 | return other->active_tc.CP0_TCSchedule; | |
b5dc7732 | 830 | else |
b93bbdcd | 831 | return other->tcs[other_tc].CP0_TCSchedule; |
f1aa6320 TS |
832 | } |
833 | ||
895c2d04 | 834 | target_ulong helper_mfc0_tcschefback(CPUMIPSState *env) |
f1aa6320 | 835 | { |
b5dc7732 | 836 | return env->active_tc.CP0_TCScheFBack; |
f1aa6320 TS |
837 | } |
838 | ||
895c2d04 | 839 | target_ulong helper_mftc0_tcschefback(CPUMIPSState *env) |
f1aa6320 TS |
840 | { |
841 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 842 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 843 | |
b93bbdcd EI |
844 | if (other_tc == other->current_tc) |
845 | return other->active_tc.CP0_TCScheFBack; | |
b5dc7732 | 846 | else |
b93bbdcd | 847 | return other->tcs[other_tc].CP0_TCScheFBack; |
f1aa6320 TS |
848 | } |
849 | ||
895c2d04 | 850 | target_ulong helper_mfc0_count(CPUMIPSState *env) |
873eb012 | 851 | { |
be24bb4f | 852 | return (int32_t)cpu_mips_get_count(env); |
6af0bf9c FB |
853 | } |
854 | ||
895c2d04 | 855 | target_ulong helper_mftc0_entryhi(CPUMIPSState *env) |
f1aa6320 TS |
856 | { |
857 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 858 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 859 | |
fe8dca8c | 860 | return other->CP0_EntryHi; |
f1aa6320 TS |
861 | } |
862 | ||
895c2d04 | 863 | target_ulong helper_mftc0_cause(CPUMIPSState *env) |
5a25ce94 EI |
864 | { |
865 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
866 | int32_t tccause; | |
895c2d04 | 867 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
868 | |
869 | if (other_tc == other->current_tc) { | |
870 | tccause = other->CP0_Cause; | |
871 | } else { | |
872 | tccause = other->CP0_Cause; | |
873 | } | |
874 | ||
875 | return tccause; | |
876 | } | |
877 | ||
895c2d04 | 878 | target_ulong helper_mftc0_status(CPUMIPSState *env) |
f1aa6320 TS |
879 | { |
880 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 881 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
b5dc7732 | 882 | |
fe8dca8c | 883 | return other->CP0_Status; |
f1aa6320 TS |
884 | } |
885 | ||
895c2d04 | 886 | target_ulong helper_mfc0_lladdr(CPUMIPSState *env) |
f1aa6320 | 887 | { |
2a6e32dd | 888 | return (int32_t)(env->lladdr >> env->CP0_LLAddr_shift); |
f1aa6320 TS |
889 | } |
890 | ||
f6d4dd81 YK |
891 | target_ulong helper_mfc0_maar(CPUMIPSState *env) |
892 | { | |
893 | return (int32_t) env->CP0_MAAR[env->CP0_MAARI]; | |
894 | } | |
895 | ||
896 | target_ulong helper_mfhc0_maar(CPUMIPSState *env) | |
897 | { | |
898 | return env->CP0_MAAR[env->CP0_MAARI] >> 32; | |
899 | } | |
900 | ||
895c2d04 | 901 | target_ulong helper_mfc0_watchlo(CPUMIPSState *env, uint32_t sel) |
f1aa6320 | 902 | { |
be24bb4f | 903 | return (int32_t)env->CP0_WatchLo[sel]; |
f1aa6320 TS |
904 | } |
905 | ||
895c2d04 | 906 | target_ulong helper_mfc0_watchhi(CPUMIPSState *env, uint32_t sel) |
f1aa6320 | 907 | { |
be24bb4f | 908 | return env->CP0_WatchHi[sel]; |
f1aa6320 TS |
909 | } |
910 | ||
895c2d04 | 911 | target_ulong helper_mfc0_debug(CPUMIPSState *env) |
f1aa6320 | 912 | { |
1a3fd9c3 | 913 | target_ulong t0 = env->CP0_Debug; |
f1aa6320 | 914 | if (env->hflags & MIPS_HFLAG_DM) |
be24bb4f TS |
915 | t0 |= 1 << CP0DB_DM; |
916 | ||
917 | return t0; | |
f1aa6320 TS |
918 | } |
919 | ||
895c2d04 | 920 | target_ulong helper_mftc0_debug(CPUMIPSState *env) |
f1aa6320 TS |
921 | { |
922 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
b5dc7732 | 923 | int32_t tcstatus; |
895c2d04 | 924 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
b5dc7732 | 925 | |
b93bbdcd EI |
926 | if (other_tc == other->current_tc) |
927 | tcstatus = other->active_tc.CP0_Debug_tcstatus; | |
b5dc7732 | 928 | else |
b93bbdcd | 929 | tcstatus = other->tcs[other_tc].CP0_Debug_tcstatus; |
f1aa6320 TS |
930 | |
931 | /* XXX: Might be wrong, check with EJTAG spec. */ | |
b93bbdcd | 932 | return (other->CP0_Debug & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | |
b5dc7732 | 933 | (tcstatus & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
f1aa6320 TS |
934 | } |
935 | ||
936 | #if defined(TARGET_MIPS64) | |
895c2d04 | 937 | target_ulong helper_dmfc0_tcrestart(CPUMIPSState *env) |
f1aa6320 | 938 | { |
b5dc7732 | 939 | return env->active_tc.PC; |
f1aa6320 TS |
940 | } |
941 | ||
895c2d04 | 942 | target_ulong helper_dmfc0_tchalt(CPUMIPSState *env) |
f1aa6320 | 943 | { |
b5dc7732 | 944 | return env->active_tc.CP0_TCHalt; |
f1aa6320 TS |
945 | } |
946 | ||
895c2d04 | 947 | target_ulong helper_dmfc0_tccontext(CPUMIPSState *env) |
f1aa6320 | 948 | { |
b5dc7732 | 949 | return env->active_tc.CP0_TCContext; |
f1aa6320 TS |
950 | } |
951 | ||
895c2d04 | 952 | target_ulong helper_dmfc0_tcschedule(CPUMIPSState *env) |
f1aa6320 | 953 | { |
b5dc7732 | 954 | return env->active_tc.CP0_TCSchedule; |
f1aa6320 TS |
955 | } |
956 | ||
895c2d04 | 957 | target_ulong helper_dmfc0_tcschefback(CPUMIPSState *env) |
f1aa6320 | 958 | { |
b5dc7732 | 959 | return env->active_tc.CP0_TCScheFBack; |
f1aa6320 TS |
960 | } |
961 | ||
895c2d04 | 962 | target_ulong helper_dmfc0_lladdr(CPUMIPSState *env) |
f1aa6320 | 963 | { |
2a6e32dd | 964 | return env->lladdr >> env->CP0_LLAddr_shift; |
f1aa6320 TS |
965 | } |
966 | ||
f6d4dd81 YK |
967 | target_ulong helper_dmfc0_maar(CPUMIPSState *env) |
968 | { | |
969 | return env->CP0_MAAR[env->CP0_MAARI]; | |
970 | } | |
971 | ||
895c2d04 | 972 | target_ulong helper_dmfc0_watchlo(CPUMIPSState *env, uint32_t sel) |
f1aa6320 | 973 | { |
be24bb4f | 974 | return env->CP0_WatchLo[sel]; |
f1aa6320 TS |
975 | } |
976 | #endif /* TARGET_MIPS64 */ | |
977 | ||
895c2d04 | 978 | void helper_mtc0_index(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 979 | { |
ba801af4 LA |
980 | uint32_t index_p = env->CP0_Index & 0x80000000; |
981 | uint32_t tlb_index = arg1 & 0x7fffffff; | |
982 | if (tlb_index < env->tlb->nb_tlb) { | |
983 | if (env->insn_flags & ISA_MIPS32R6) { | |
984 | index_p |= arg1 & 0x80000000; | |
985 | } | |
986 | env->CP0_Index = index_p | tlb_index; | |
987 | } | |
f1aa6320 TS |
988 | } |
989 | ||
895c2d04 | 990 | void helper_mtc0_mvpcontrol(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
991 | { |
992 | uint32_t mask = 0; | |
993 | uint32_t newval; | |
994 | ||
995 | if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) | |
996 | mask |= (1 << CP0MVPCo_CPA) | (1 << CP0MVPCo_VPC) | | |
997 | (1 << CP0MVPCo_EVP); | |
998 | if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) | |
999 | mask |= (1 << CP0MVPCo_STLB); | |
d9bea114 | 1000 | newval = (env->mvp->CP0_MVPControl & ~mask) | (arg1 & mask); |
f1aa6320 TS |
1001 | |
1002 | // TODO: Enable/disable shared TLB, enable/disable VPEs. | |
1003 | ||
1004 | env->mvp->CP0_MVPControl = newval; | |
1005 | } | |
1006 | ||
895c2d04 | 1007 | void helper_mtc0_vpecontrol(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1008 | { |
1009 | uint32_t mask; | |
1010 | uint32_t newval; | |
1011 | ||
1012 | mask = (1 << CP0VPECo_YSI) | (1 << CP0VPECo_GSI) | | |
1013 | (1 << CP0VPECo_TE) | (0xff << CP0VPECo_TargTC); | |
d9bea114 | 1014 | newval = (env->CP0_VPEControl & ~mask) | (arg1 & mask); |
f1aa6320 TS |
1015 | |
1016 | /* Yield scheduler intercept not implemented. */ | |
1017 | /* Gating storage scheduler intercept not implemented. */ | |
1018 | ||
1019 | // TODO: Enable/disable TCs. | |
1020 | ||
1021 | env->CP0_VPEControl = newval; | |
1022 | } | |
1023 | ||
895c2d04 | 1024 | void helper_mttc0_vpecontrol(CPUMIPSState *env, target_ulong arg1) |
5a25ce94 EI |
1025 | { |
1026 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1027 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1028 | uint32_t mask; |
1029 | uint32_t newval; | |
1030 | ||
1031 | mask = (1 << CP0VPECo_YSI) | (1 << CP0VPECo_GSI) | | |
1032 | (1 << CP0VPECo_TE) | (0xff << CP0VPECo_TargTC); | |
1033 | newval = (other->CP0_VPEControl & ~mask) | (arg1 & mask); | |
1034 | ||
1035 | /* TODO: Enable/disable TCs. */ | |
1036 | ||
1037 | other->CP0_VPEControl = newval; | |
1038 | } | |
1039 | ||
895c2d04 | 1040 | target_ulong helper_mftc0_vpecontrol(CPUMIPSState *env) |
5a25ce94 EI |
1041 | { |
1042 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1043 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1044 | /* FIXME: Mask away return zero on read bits. */ |
1045 | return other->CP0_VPEControl; | |
1046 | } | |
1047 | ||
895c2d04 | 1048 | target_ulong helper_mftc0_vpeconf0(CPUMIPSState *env) |
5a25ce94 EI |
1049 | { |
1050 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1051 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1052 | |
1053 | return other->CP0_VPEConf0; | |
1054 | } | |
1055 | ||
895c2d04 | 1056 | void helper_mtc0_vpeconf0(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1057 | { |
1058 | uint32_t mask = 0; | |
1059 | uint32_t newval; | |
1060 | ||
1061 | if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) { | |
1062 | if (env->CP0_VPEConf0 & (1 << CP0VPEC0_VPA)) | |
1063 | mask |= (0xff << CP0VPEC0_XTC); | |
1064 | mask |= (1 << CP0VPEC0_MVP) | (1 << CP0VPEC0_VPA); | |
1065 | } | |
d9bea114 | 1066 | newval = (env->CP0_VPEConf0 & ~mask) | (arg1 & mask); |
f1aa6320 TS |
1067 | |
1068 | // TODO: TC exclusive handling due to ERL/EXL. | |
1069 | ||
1070 | env->CP0_VPEConf0 = newval; | |
1071 | } | |
1072 | ||
895c2d04 | 1073 | void helper_mttc0_vpeconf0(CPUMIPSState *env, target_ulong arg1) |
5a25ce94 EI |
1074 | { |
1075 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1076 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1077 | uint32_t mask = 0; |
1078 | uint32_t newval; | |
1079 | ||
1080 | mask |= (1 << CP0VPEC0_MVP) | (1 << CP0VPEC0_VPA); | |
1081 | newval = (other->CP0_VPEConf0 & ~mask) | (arg1 & mask); | |
1082 | ||
1083 | /* TODO: TC exclusive handling due to ERL/EXL. */ | |
1084 | other->CP0_VPEConf0 = newval; | |
1085 | } | |
1086 | ||
895c2d04 | 1087 | void helper_mtc0_vpeconf1(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1088 | { |
1089 | uint32_t mask = 0; | |
1090 | uint32_t newval; | |
1091 | ||
1092 | if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) | |
1093 | mask |= (0xff << CP0VPEC1_NCX) | (0xff << CP0VPEC1_NCP2) | | |
1094 | (0xff << CP0VPEC1_NCP1); | |
d9bea114 | 1095 | newval = (env->CP0_VPEConf1 & ~mask) | (arg1 & mask); |
f1aa6320 TS |
1096 | |
1097 | /* UDI not implemented. */ | |
1098 | /* CP2 not implemented. */ | |
1099 | ||
1100 | // TODO: Handle FPU (CP1) binding. | |
1101 | ||
1102 | env->CP0_VPEConf1 = newval; | |
1103 | } | |
1104 | ||
895c2d04 | 1105 | void helper_mtc0_yqmask(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1106 | { |
1107 | /* Yield qualifier inputs not implemented. */ | |
1108 | env->CP0_YQMask = 0x00000000; | |
1109 | } | |
1110 | ||
895c2d04 | 1111 | void helper_mtc0_vpeopt(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1112 | { |
d9bea114 | 1113 | env->CP0_VPEOpt = arg1 & 0x0000ffff; |
f1aa6320 TS |
1114 | } |
1115 | ||
e117f526 LA |
1116 | #define MTC0_ENTRYLO_MASK(env) ((env->PAMask >> 6) & 0x3FFFFFFF) |
1117 | ||
895c2d04 | 1118 | void helper_mtc0_entrylo0(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1119 | { |
f1aa6320 | 1120 | /* 1k pages not implemented */ |
7207c7f9 | 1121 | target_ulong rxi = arg1 & (env->CP0_PageGrain & (3u << CP0PG_XIE)); |
e117f526 LA |
1122 | env->CP0_EntryLo0 = (arg1 & MTC0_ENTRYLO_MASK(env)) |
1123 | | (rxi << (CP0EnLo_XI - 30)); | |
f1aa6320 TS |
1124 | } |
1125 | ||
7207c7f9 | 1126 | #if defined(TARGET_MIPS64) |
e117f526 LA |
1127 | #define DMTC0_ENTRYLO_MASK(env) (env->PAMask >> 6) |
1128 | ||
7207c7f9 LA |
1129 | void helper_dmtc0_entrylo0(CPUMIPSState *env, uint64_t arg1) |
1130 | { | |
1131 | uint64_t rxi = arg1 & ((env->CP0_PageGrain & (3ull << CP0PG_XIE)) << 32); | |
e117f526 | 1132 | env->CP0_EntryLo0 = (arg1 & DMTC0_ENTRYLO_MASK(env)) | rxi; |
7207c7f9 LA |
1133 | } |
1134 | #endif | |
1135 | ||
895c2d04 | 1136 | void helper_mtc0_tcstatus(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1137 | { |
1138 | uint32_t mask = env->CP0_TCStatus_rw_bitmask; | |
1139 | uint32_t newval; | |
1140 | ||
d9bea114 | 1141 | newval = (env->active_tc.CP0_TCStatus & ~mask) | (arg1 & mask); |
f1aa6320 | 1142 | |
b5dc7732 | 1143 | env->active_tc.CP0_TCStatus = newval; |
fe8dca8c | 1144 | sync_c0_tcstatus(env, env->current_tc, newval); |
f1aa6320 TS |
1145 | } |
1146 | ||
895c2d04 | 1147 | void helper_mttc0_tcstatus(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1148 | { |
1149 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1150 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1151 | |
b93bbdcd EI |
1152 | if (other_tc == other->current_tc) |
1153 | other->active_tc.CP0_TCStatus = arg1; | |
b5dc7732 | 1154 | else |
b93bbdcd | 1155 | other->tcs[other_tc].CP0_TCStatus = arg1; |
fe8dca8c | 1156 | sync_c0_tcstatus(other, other_tc, arg1); |
f1aa6320 TS |
1157 | } |
1158 | ||
895c2d04 | 1159 | void helper_mtc0_tcbind(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1160 | { |
1161 | uint32_t mask = (1 << CP0TCBd_TBE); | |
1162 | uint32_t newval; | |
1163 | ||
1164 | if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) | |
1165 | mask |= (1 << CP0TCBd_CurVPE); | |
d9bea114 | 1166 | newval = (env->active_tc.CP0_TCBind & ~mask) | (arg1 & mask); |
b5dc7732 | 1167 | env->active_tc.CP0_TCBind = newval; |
f1aa6320 TS |
1168 | } |
1169 | ||
895c2d04 | 1170 | void helper_mttc0_tcbind(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1171 | { |
1172 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
1173 | uint32_t mask = (1 << CP0TCBd_TBE); | |
1174 | uint32_t newval; | |
895c2d04 | 1175 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1176 | |
b93bbdcd | 1177 | if (other->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
f1aa6320 | 1178 | mask |= (1 << CP0TCBd_CurVPE); |
b93bbdcd EI |
1179 | if (other_tc == other->current_tc) { |
1180 | newval = (other->active_tc.CP0_TCBind & ~mask) | (arg1 & mask); | |
1181 | other->active_tc.CP0_TCBind = newval; | |
b5dc7732 | 1182 | } else { |
b93bbdcd EI |
1183 | newval = (other->tcs[other_tc].CP0_TCBind & ~mask) | (arg1 & mask); |
1184 | other->tcs[other_tc].CP0_TCBind = newval; | |
b5dc7732 | 1185 | } |
f1aa6320 TS |
1186 | } |
1187 | ||
895c2d04 | 1188 | void helper_mtc0_tcrestart(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1189 | { |
d9bea114 | 1190 | env->active_tc.PC = arg1; |
b5dc7732 | 1191 | env->active_tc.CP0_TCStatus &= ~(1 << CP0TCSt_TDS); |
5499b6ff | 1192 | env->lladdr = 0ULL; |
f1aa6320 TS |
1193 | /* MIPS16 not implemented. */ |
1194 | } | |
1195 | ||
895c2d04 | 1196 | void helper_mttc0_tcrestart(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1197 | { |
1198 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1199 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1200 | |
b93bbdcd EI |
1201 | if (other_tc == other->current_tc) { |
1202 | other->active_tc.PC = arg1; | |
1203 | other->active_tc.CP0_TCStatus &= ~(1 << CP0TCSt_TDS); | |
1204 | other->lladdr = 0ULL; | |
b5dc7732 TS |
1205 | /* MIPS16 not implemented. */ |
1206 | } else { | |
b93bbdcd EI |
1207 | other->tcs[other_tc].PC = arg1; |
1208 | other->tcs[other_tc].CP0_TCStatus &= ~(1 << CP0TCSt_TDS); | |
1209 | other->lladdr = 0ULL; | |
b5dc7732 TS |
1210 | /* MIPS16 not implemented. */ |
1211 | } | |
f1aa6320 TS |
1212 | } |
1213 | ||
895c2d04 | 1214 | void helper_mtc0_tchalt(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1215 | { |
135dd63a AF |
1216 | MIPSCPU *cpu = mips_env_get_cpu(env); |
1217 | ||
d9bea114 | 1218 | env->active_tc.CP0_TCHalt = arg1 & 0x1; |
f1aa6320 TS |
1219 | |
1220 | // TODO: Halt TC / Restart (if allocated+active) TC. | |
f249412c | 1221 | if (env->active_tc.CP0_TCHalt & 1) { |
c6679e90 | 1222 | mips_tc_sleep(cpu, env->current_tc); |
f249412c | 1223 | } else { |
135dd63a | 1224 | mips_tc_wake(cpu, env->current_tc); |
f249412c | 1225 | } |
f1aa6320 TS |
1226 | } |
1227 | ||
895c2d04 | 1228 | void helper_mttc0_tchalt(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1229 | { |
1230 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1231 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
135dd63a | 1232 | MIPSCPU *other_cpu = mips_env_get_cpu(other); |
f1aa6320 TS |
1233 | |
1234 | // TODO: Halt TC / Restart (if allocated+active) TC. | |
1235 | ||
b93bbdcd EI |
1236 | if (other_tc == other->current_tc) |
1237 | other->active_tc.CP0_TCHalt = arg1; | |
b5dc7732 | 1238 | else |
b93bbdcd | 1239 | other->tcs[other_tc].CP0_TCHalt = arg1; |
f249412c EI |
1240 | |
1241 | if (arg1 & 1) { | |
c6679e90 | 1242 | mips_tc_sleep(other_cpu, other_tc); |
f249412c | 1243 | } else { |
135dd63a | 1244 | mips_tc_wake(other_cpu, other_tc); |
f249412c | 1245 | } |
f1aa6320 TS |
1246 | } |
1247 | ||
895c2d04 | 1248 | void helper_mtc0_tccontext(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1249 | { |
d9bea114 | 1250 | env->active_tc.CP0_TCContext = arg1; |
f1aa6320 TS |
1251 | } |
1252 | ||
895c2d04 | 1253 | void helper_mttc0_tccontext(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1254 | { |
1255 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1256 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1257 | |
b93bbdcd EI |
1258 | if (other_tc == other->current_tc) |
1259 | other->active_tc.CP0_TCContext = arg1; | |
b5dc7732 | 1260 | else |
b93bbdcd | 1261 | other->tcs[other_tc].CP0_TCContext = arg1; |
f1aa6320 TS |
1262 | } |
1263 | ||
895c2d04 | 1264 | void helper_mtc0_tcschedule(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1265 | { |
d9bea114 | 1266 | env->active_tc.CP0_TCSchedule = arg1; |
f1aa6320 TS |
1267 | } |
1268 | ||
895c2d04 | 1269 | void helper_mttc0_tcschedule(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1270 | { |
1271 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1272 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1273 | |
b93bbdcd EI |
1274 | if (other_tc == other->current_tc) |
1275 | other->active_tc.CP0_TCSchedule = arg1; | |
b5dc7732 | 1276 | else |
b93bbdcd | 1277 | other->tcs[other_tc].CP0_TCSchedule = arg1; |
f1aa6320 TS |
1278 | } |
1279 | ||
895c2d04 | 1280 | void helper_mtc0_tcschefback(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1281 | { |
d9bea114 | 1282 | env->active_tc.CP0_TCScheFBack = arg1; |
f1aa6320 TS |
1283 | } |
1284 | ||
895c2d04 | 1285 | void helper_mttc0_tcschefback(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1286 | { |
1287 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1288 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1289 | |
b93bbdcd EI |
1290 | if (other_tc == other->current_tc) |
1291 | other->active_tc.CP0_TCScheFBack = arg1; | |
b5dc7732 | 1292 | else |
b93bbdcd | 1293 | other->tcs[other_tc].CP0_TCScheFBack = arg1; |
f1aa6320 TS |
1294 | } |
1295 | ||
895c2d04 | 1296 | void helper_mtc0_entrylo1(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1297 | { |
f1aa6320 | 1298 | /* 1k pages not implemented */ |
7207c7f9 | 1299 | target_ulong rxi = arg1 & (env->CP0_PageGrain & (3u << CP0PG_XIE)); |
e117f526 LA |
1300 | env->CP0_EntryLo1 = (arg1 & MTC0_ENTRYLO_MASK(env)) |
1301 | | (rxi << (CP0EnLo_XI - 30)); | |
f1aa6320 TS |
1302 | } |
1303 | ||
7207c7f9 LA |
1304 | #if defined(TARGET_MIPS64) |
1305 | void helper_dmtc0_entrylo1(CPUMIPSState *env, uint64_t arg1) | |
1306 | { | |
1307 | uint64_t rxi = arg1 & ((env->CP0_PageGrain & (3ull << CP0PG_XIE)) << 32); | |
e117f526 | 1308 | env->CP0_EntryLo1 = (arg1 & DMTC0_ENTRYLO_MASK(env)) | rxi; |
7207c7f9 LA |
1309 | } |
1310 | #endif | |
1311 | ||
895c2d04 | 1312 | void helper_mtc0_context(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1313 | { |
d9bea114 | 1314 | env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (arg1 & ~0x007FFFFF); |
f1aa6320 TS |
1315 | } |
1316 | ||
895c2d04 | 1317 | void helper_mtc0_pagemask(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1318 | { |
ba801af4 LA |
1319 | uint64_t mask = arg1 >> (TARGET_PAGE_BITS + 1); |
1320 | if (!(env->insn_flags & ISA_MIPS32R6) || (arg1 == ~0) || | |
1321 | (mask == 0x0000 || mask == 0x0003 || mask == 0x000F || | |
1322 | mask == 0x003F || mask == 0x00FF || mask == 0x03FF || | |
1323 | mask == 0x0FFF || mask == 0x3FFF || mask == 0xFFFF)) { | |
1324 | env->CP0_PageMask = arg1 & (0x1FFFFFFF & (TARGET_PAGE_MASK << 1)); | |
1325 | } | |
f1aa6320 TS |
1326 | } |
1327 | ||
895c2d04 | 1328 | void helper_mtc0_pagegrain(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1329 | { |
1330 | /* SmartMIPS not implemented */ | |
f1aa6320 | 1331 | /* 1k pages not implemented */ |
7207c7f9 LA |
1332 | env->CP0_PageGrain = (arg1 & env->CP0_PageGrain_rw_bitmask) | |
1333 | (env->CP0_PageGrain & ~env->CP0_PageGrain_rw_bitmask); | |
e117f526 LA |
1334 | compute_hflags(env); |
1335 | restore_pamask(env); | |
f1aa6320 TS |
1336 | } |
1337 | ||
895c2d04 | 1338 | void helper_mtc0_wired(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1339 | { |
ba801af4 LA |
1340 | if (env->insn_flags & ISA_MIPS32R6) { |
1341 | if (arg1 < env->tlb->nb_tlb) { | |
1342 | env->CP0_Wired = arg1; | |
1343 | } | |
1344 | } else { | |
1345 | env->CP0_Wired = arg1 % env->tlb->nb_tlb; | |
1346 | } | |
f1aa6320 TS |
1347 | } |
1348 | ||
895c2d04 | 1349 | void helper_mtc0_srsconf0(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1350 | { |
d9bea114 | 1351 | env->CP0_SRSConf0 |= arg1 & env->CP0_SRSConf0_rw_bitmask; |
f1aa6320 TS |
1352 | } |
1353 | ||
895c2d04 | 1354 | void helper_mtc0_srsconf1(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1355 | { |
d9bea114 | 1356 | env->CP0_SRSConf1 |= arg1 & env->CP0_SRSConf1_rw_bitmask; |
f1aa6320 TS |
1357 | } |
1358 | ||
895c2d04 | 1359 | void helper_mtc0_srsconf2(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1360 | { |
d9bea114 | 1361 | env->CP0_SRSConf2 |= arg1 & env->CP0_SRSConf2_rw_bitmask; |
f1aa6320 TS |
1362 | } |
1363 | ||
895c2d04 | 1364 | void helper_mtc0_srsconf3(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1365 | { |
d9bea114 | 1366 | env->CP0_SRSConf3 |= arg1 & env->CP0_SRSConf3_rw_bitmask; |
f1aa6320 TS |
1367 | } |
1368 | ||
895c2d04 | 1369 | void helper_mtc0_srsconf4(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1370 | { |
d9bea114 | 1371 | env->CP0_SRSConf4 |= arg1 & env->CP0_SRSConf4_rw_bitmask; |
f1aa6320 TS |
1372 | } |
1373 | ||
895c2d04 | 1374 | void helper_mtc0_hwrena(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1375 | { |
d279279e PJ |
1376 | uint32_t mask = 0x0000000F; |
1377 | ||
b00c7218 YK |
1378 | if ((env->CP0_Config1 & (1 << CP0C1_PC)) && |
1379 | (env->insn_flags & ISA_MIPS32R6)) { | |
1380 | mask |= (1 << 4); | |
1381 | } | |
1382 | if (env->insn_flags & ISA_MIPS32R6) { | |
1383 | mask |= (1 << 5); | |
1384 | } | |
d279279e PJ |
1385 | if (env->CP0_Config3 & (1 << CP0C3_ULRI)) { |
1386 | mask |= (1 << 29); | |
1387 | ||
1388 | if (arg1 & (1 << 29)) { | |
1389 | env->hflags |= MIPS_HFLAG_HWRENA_ULR; | |
1390 | } else { | |
1391 | env->hflags &= ~MIPS_HFLAG_HWRENA_ULR; | |
1392 | } | |
1393 | } | |
1394 | ||
1395 | env->CP0_HWREna = arg1 & mask; | |
f1aa6320 TS |
1396 | } |
1397 | ||
895c2d04 | 1398 | void helper_mtc0_count(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1399 | { |
d9bea114 | 1400 | cpu_mips_store_count(env, arg1); |
f1aa6320 TS |
1401 | } |
1402 | ||
895c2d04 | 1403 | void helper_mtc0_entryhi(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1404 | { |
9456c2fb | 1405 | target_ulong old, val, mask; |
6ec98bd7 | 1406 | mask = (TARGET_PAGE_MASK << 1) | env->CP0_EntryHi_ASID_mask; |
9456c2fb LA |
1407 | if (((env->CP0_Config4 >> CP0C4_IE) & 0x3) >= 2) { |
1408 | mask |= 1 << CP0EnHi_EHINV; | |
1409 | } | |
f1aa6320 TS |
1410 | |
1411 | /* 1k pages not implemented */ | |
f1aa6320 | 1412 | #if defined(TARGET_MIPS64) |
ba801af4 LA |
1413 | if (env->insn_flags & ISA_MIPS32R6) { |
1414 | int entryhi_r = extract64(arg1, 62, 2); | |
1415 | int config0_at = extract32(env->CP0_Config0, 13, 2); | |
1416 | bool no_supervisor = (env->CP0_Status_rw_bitmask & 0x8) == 0; | |
1417 | if ((entryhi_r == 2) || | |
1418 | (entryhi_r == 1 && (no_supervisor || config0_at == 1))) { | |
1419 | /* skip EntryHi.R field if new value is reserved */ | |
1420 | mask &= ~(0x3ull << 62); | |
1421 | } | |
1422 | } | |
1423 | mask &= env->SEGMask; | |
f1aa6320 TS |
1424 | #endif |
1425 | old = env->CP0_EntryHi; | |
ba801af4 | 1426 | val = (arg1 & mask) | (old & ~mask); |
f1aa6320 TS |
1427 | env->CP0_EntryHi = val; |
1428 | if (env->CP0_Config3 & (1 << CP0C3_MT)) { | |
fe8dca8c | 1429 | sync_c0_entryhi(env, env->current_tc); |
f1aa6320 TS |
1430 | } |
1431 | /* If the ASID changes, flush qemu's TLB. */ | |
6ec98bd7 PB |
1432 | if ((old & env->CP0_EntryHi_ASID_mask) != |
1433 | (val & env->CP0_EntryHi_ASID_mask)) { | |
f1aa6320 | 1434 | cpu_mips_tlb_flush(env, 1); |
6ec98bd7 | 1435 | } |
f1aa6320 TS |
1436 | } |
1437 | ||
895c2d04 | 1438 | void helper_mttc0_entryhi(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1439 | { |
1440 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1441 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1442 | |
fe8dca8c EI |
1443 | other->CP0_EntryHi = arg1; |
1444 | sync_c0_entryhi(other, other_tc); | |
f1aa6320 TS |
1445 | } |
1446 | ||
895c2d04 | 1447 | void helper_mtc0_compare(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1448 | { |
d9bea114 | 1449 | cpu_mips_store_compare(env, arg1); |
f1aa6320 TS |
1450 | } |
1451 | ||
895c2d04 | 1452 | void helper_mtc0_status(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1453 | { |
a47dddd7 | 1454 | MIPSCPU *cpu = mips_env_get_cpu(env); |
f1aa6320 | 1455 | uint32_t val, old; |
ba801af4 | 1456 | |
f1aa6320 | 1457 | old = env->CP0_Status; |
81a423e6 MR |
1458 | cpu_mips_store_status(env, arg1); |
1459 | val = env->CP0_Status; | |
fe8dca8c | 1460 | |
c01fccd2 AJ |
1461 | if (qemu_loglevel_mask(CPU_LOG_EXEC)) { |
1462 | qemu_log("Status %08x (%08x) => %08x (%08x) Cause %08x", | |
1463 | old, old & env->CP0_Cause & CP0Ca_IP_mask, | |
1464 | val, val & env->CP0_Cause & CP0Ca_IP_mask, | |
1465 | env->CP0_Cause); | |
1466 | switch (env->hflags & MIPS_HFLAG_KSU) { | |
1467 | case MIPS_HFLAG_UM: qemu_log(", UM\n"); break; | |
1468 | case MIPS_HFLAG_SM: qemu_log(", SM\n"); break; | |
1469 | case MIPS_HFLAG_KM: qemu_log("\n"); break; | |
a47dddd7 AF |
1470 | default: |
1471 | cpu_abort(CPU(cpu), "Invalid MMU mode!\n"); | |
1472 | break; | |
31e3104f | 1473 | } |
c01fccd2 | 1474 | } |
f1aa6320 TS |
1475 | } |
1476 | ||
895c2d04 | 1477 | void helper_mttc0_status(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1478 | { |
1479 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
1d725ae9 | 1480 | uint32_t mask = env->CP0_Status_rw_bitmask & ~0xf1000018; |
895c2d04 | 1481 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1482 | |
1d725ae9 | 1483 | other->CP0_Status = (other->CP0_Status & ~mask) | (arg1 & mask); |
895c2d04 | 1484 | sync_c0_status(env, other, other_tc); |
f1aa6320 TS |
1485 | } |
1486 | ||
895c2d04 | 1487 | void helper_mtc0_intctl(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1488 | { |
bc45a67a | 1489 | env->CP0_IntCtl = (env->CP0_IntCtl & ~0x000003e0) | (arg1 & 0x000003e0); |
f1aa6320 TS |
1490 | } |
1491 | ||
895c2d04 | 1492 | void helper_mtc0_srsctl(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1493 | { |
1494 | uint32_t mask = (0xf << CP0SRSCtl_ESS) | (0xf << CP0SRSCtl_PSS); | |
d9bea114 | 1495 | env->CP0_SRSCtl = (env->CP0_SRSCtl & ~mask) | (arg1 & mask); |
f1aa6320 TS |
1496 | } |
1497 | ||
895c2d04 | 1498 | void helper_mtc0_cause(CPUMIPSState *env, target_ulong arg1) |
5a25ce94 | 1499 | { |
81a423e6 | 1500 | cpu_mips_store_cause(env, arg1); |
5a25ce94 EI |
1501 | } |
1502 | ||
895c2d04 | 1503 | void helper_mttc0_cause(CPUMIPSState *env, target_ulong arg1) |
5a25ce94 EI |
1504 | { |
1505 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1506 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 | 1507 | |
81a423e6 | 1508 | cpu_mips_store_cause(other, arg1); |
5a25ce94 EI |
1509 | } |
1510 | ||
895c2d04 | 1511 | target_ulong helper_mftc0_epc(CPUMIPSState *env) |
5a25ce94 EI |
1512 | { |
1513 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1514 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1515 | |
1516 | return other->CP0_EPC; | |
1517 | } | |
1518 | ||
895c2d04 | 1519 | target_ulong helper_mftc0_ebase(CPUMIPSState *env) |
5a25ce94 EI |
1520 | { |
1521 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1522 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1523 | |
1524 | return other->CP0_EBase; | |
1525 | } | |
1526 | ||
895c2d04 | 1527 | void helper_mtc0_ebase(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1528 | { |
671b0f36 | 1529 | env->CP0_EBase = (env->CP0_EBase & ~0x3FFFF000) | (arg1 & 0x3FFFF000); |
f1aa6320 TS |
1530 | } |
1531 | ||
895c2d04 | 1532 | void helper_mttc0_ebase(CPUMIPSState *env, target_ulong arg1) |
5a25ce94 EI |
1533 | { |
1534 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1535 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1536 | other->CP0_EBase = (other->CP0_EBase & ~0x3FFFF000) | (arg1 & 0x3FFFF000); |
1537 | } | |
1538 | ||
895c2d04 | 1539 | target_ulong helper_mftc0_configx(CPUMIPSState *env, target_ulong idx) |
5a25ce94 EI |
1540 | { |
1541 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1542 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
5a25ce94 EI |
1543 | |
1544 | switch (idx) { | |
1545 | case 0: return other->CP0_Config0; | |
1546 | case 1: return other->CP0_Config1; | |
1547 | case 2: return other->CP0_Config2; | |
1548 | case 3: return other->CP0_Config3; | |
1549 | /* 4 and 5 are reserved. */ | |
1550 | case 6: return other->CP0_Config6; | |
1551 | case 7: return other->CP0_Config7; | |
1552 | default: | |
1553 | break; | |
1554 | } | |
1555 | return 0; | |
1556 | } | |
1557 | ||
895c2d04 | 1558 | void helper_mtc0_config0(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1559 | { |
d9bea114 | 1560 | env->CP0_Config0 = (env->CP0_Config0 & 0x81FFFFF8) | (arg1 & 0x00000007); |
f1aa6320 TS |
1561 | } |
1562 | ||
895c2d04 | 1563 | void helper_mtc0_config2(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1564 | { |
1565 | /* tertiary/secondary caches not implemented */ | |
1566 | env->CP0_Config2 = (env->CP0_Config2 & 0x8FFF0FFF); | |
1567 | } | |
1568 | ||
90f12d73 MR |
1569 | void helper_mtc0_config3(CPUMIPSState *env, target_ulong arg1) |
1570 | { | |
1571 | if (env->insn_flags & ASE_MICROMIPS) { | |
1572 | env->CP0_Config3 = (env->CP0_Config3 & ~(1 << CP0C3_ISA_ON_EXC)) | | |
1573 | (arg1 & (1 << CP0C3_ISA_ON_EXC)); | |
1574 | } | |
1575 | } | |
1576 | ||
b4160af1 PJ |
1577 | void helper_mtc0_config4(CPUMIPSState *env, target_ulong arg1) |
1578 | { | |
1579 | env->CP0_Config4 = (env->CP0_Config4 & (~env->CP0_Config4_rw_bitmask)) | | |
1580 | (arg1 & env->CP0_Config4_rw_bitmask); | |
1581 | } | |
1582 | ||
b4dd99a3 PJ |
1583 | void helper_mtc0_config5(CPUMIPSState *env, target_ulong arg1) |
1584 | { | |
1585 | env->CP0_Config5 = (env->CP0_Config5 & (~env->CP0_Config5_rw_bitmask)) | | |
1586 | (arg1 & env->CP0_Config5_rw_bitmask); | |
e97a391d | 1587 | compute_hflags(env); |
b4dd99a3 PJ |
1588 | } |
1589 | ||
895c2d04 | 1590 | void helper_mtc0_lladdr(CPUMIPSState *env, target_ulong arg1) |
2a6e32dd AJ |
1591 | { |
1592 | target_long mask = env->CP0_LLAddr_rw_bitmask; | |
1593 | arg1 = arg1 << env->CP0_LLAddr_shift; | |
1594 | env->lladdr = (env->lladdr & ~mask) | (arg1 & mask); | |
1595 | } | |
1596 | ||
f6d4dd81 YK |
1597 | #define MTC0_MAAR_MASK(env) \ |
1598 | ((0x1ULL << 63) | ((env->PAMask >> 4) & ~0xFFFull) | 0x3) | |
1599 | ||
1600 | void helper_mtc0_maar(CPUMIPSState *env, target_ulong arg1) | |
1601 | { | |
1602 | env->CP0_MAAR[env->CP0_MAARI] = arg1 & MTC0_MAAR_MASK(env); | |
1603 | } | |
1604 | ||
1605 | void helper_mthc0_maar(CPUMIPSState *env, target_ulong arg1) | |
1606 | { | |
1607 | env->CP0_MAAR[env->CP0_MAARI] = | |
1608 | (((uint64_t) arg1 << 32) & MTC0_MAAR_MASK(env)) | | |
1609 | (env->CP0_MAAR[env->CP0_MAARI] & 0x00000000ffffffffULL); | |
1610 | } | |
1611 | ||
1612 | void helper_mtc0_maari(CPUMIPSState *env, target_ulong arg1) | |
1613 | { | |
1614 | int index = arg1 & 0x3f; | |
1615 | if (index == 0x3f) { | |
1616 | /* Software may write all ones to INDEX to determine the | |
1617 | maximum value supported. */ | |
1618 | env->CP0_MAARI = MIPS_MAAR_MAX - 1; | |
1619 | } else if (index < MIPS_MAAR_MAX) { | |
1620 | env->CP0_MAARI = index; | |
1621 | } | |
1622 | /* Other than the all ones, if the | |
1623 | value written is not supported, then INDEX is unchanged | |
1624 | from its previous value. */ | |
1625 | } | |
1626 | ||
895c2d04 | 1627 | void helper_mtc0_watchlo(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 TS |
1628 | { |
1629 | /* Watch exceptions for instructions, data loads, data stores | |
1630 | not implemented. */ | |
d9bea114 | 1631 | env->CP0_WatchLo[sel] = (arg1 & ~0x7); |
f1aa6320 TS |
1632 | } |
1633 | ||
895c2d04 | 1634 | void helper_mtc0_watchhi(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 | 1635 | { |
6ec98bd7 PB |
1636 | int mask = 0x40000FF8 | (env->CP0_EntryHi_ASID_mask << CP0WH_ASID); |
1637 | env->CP0_WatchHi[sel] = arg1 & mask; | |
d9bea114 | 1638 | env->CP0_WatchHi[sel] &= ~(env->CP0_WatchHi[sel] & arg1 & 0x7); |
f1aa6320 TS |
1639 | } |
1640 | ||
895c2d04 | 1641 | void helper_mtc0_xcontext(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1642 | { |
1643 | target_ulong mask = (1ULL << (env->SEGBITS - 7)) - 1; | |
d9bea114 | 1644 | env->CP0_XContext = (env->CP0_XContext & mask) | (arg1 & ~mask); |
f1aa6320 TS |
1645 | } |
1646 | ||
895c2d04 | 1647 | void helper_mtc0_framemask(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1648 | { |
d9bea114 | 1649 | env->CP0_Framemask = arg1; /* XXX */ |
f1aa6320 TS |
1650 | } |
1651 | ||
895c2d04 | 1652 | void helper_mtc0_debug(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1653 | { |
d9bea114 AJ |
1654 | env->CP0_Debug = (env->CP0_Debug & 0x8C03FC1F) | (arg1 & 0x13300120); |
1655 | if (arg1 & (1 << CP0DB_DM)) | |
f1aa6320 TS |
1656 | env->hflags |= MIPS_HFLAG_DM; |
1657 | else | |
1658 | env->hflags &= ~MIPS_HFLAG_DM; | |
1659 | } | |
1660 | ||
895c2d04 | 1661 | void helper_mttc0_debug(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1662 | { |
1663 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
d9bea114 | 1664 | uint32_t val = arg1 & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt)); |
895c2d04 | 1665 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 TS |
1666 | |
1667 | /* XXX: Might be wrong, check with EJTAG spec. */ | |
b93bbdcd EI |
1668 | if (other_tc == other->current_tc) |
1669 | other->active_tc.CP0_Debug_tcstatus = val; | |
b5dc7732 | 1670 | else |
b93bbdcd EI |
1671 | other->tcs[other_tc].CP0_Debug_tcstatus = val; |
1672 | other->CP0_Debug = (other->CP0_Debug & | |
1673 | ((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | | |
d9bea114 | 1674 | (arg1 & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
f1aa6320 TS |
1675 | } |
1676 | ||
895c2d04 | 1677 | void helper_mtc0_performance0(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1678 | { |
d9bea114 | 1679 | env->CP0_Performance0 = arg1 & 0x000007ff; |
f1aa6320 TS |
1680 | } |
1681 | ||
0d74a222 LA |
1682 | void helper_mtc0_errctl(CPUMIPSState *env, target_ulong arg1) |
1683 | { | |
1684 | int32_t wst = arg1 & (1 << CP0EC_WST); | |
1685 | int32_t spr = arg1 & (1 << CP0EC_SPR); | |
1686 | int32_t itc = env->itc_tag ? (arg1 & (1 << CP0EC_ITC)) : 0; | |
1687 | ||
1688 | env->CP0_ErrCtl = wst | spr | itc; | |
1689 | ||
1690 | if (itc && !wst && !spr) { | |
1691 | env->hflags |= MIPS_HFLAG_ITC_CACHE; | |
1692 | } else { | |
1693 | env->hflags &= ~MIPS_HFLAG_ITC_CACHE; | |
1694 | } | |
1695 | } | |
1696 | ||
895c2d04 | 1697 | void helper_mtc0_taglo(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1698 | { |
0d74a222 LA |
1699 | if (env->hflags & MIPS_HFLAG_ITC_CACHE) { |
1700 | /* If CACHE instruction is configured for ITC tags then make all | |
1701 | CP0.TagLo bits writable. The actual write to ITC Configuration | |
1702 | Tag will take care of the read-only bits. */ | |
1703 | env->CP0_TagLo = arg1; | |
1704 | } else { | |
1705 | env->CP0_TagLo = arg1 & 0xFFFFFCF6; | |
1706 | } | |
f1aa6320 TS |
1707 | } |
1708 | ||
895c2d04 | 1709 | void helper_mtc0_datalo(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1710 | { |
d9bea114 | 1711 | env->CP0_DataLo = arg1; /* XXX */ |
f1aa6320 TS |
1712 | } |
1713 | ||
895c2d04 | 1714 | void helper_mtc0_taghi(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1715 | { |
d9bea114 | 1716 | env->CP0_TagHi = arg1; /* XXX */ |
f1aa6320 TS |
1717 | } |
1718 | ||
895c2d04 | 1719 | void helper_mtc0_datahi(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 | 1720 | { |
d9bea114 | 1721 | env->CP0_DataHi = arg1; /* XXX */ |
f1aa6320 TS |
1722 | } |
1723 | ||
f1aa6320 | 1724 | /* MIPS MT functions */ |
895c2d04 | 1725 | target_ulong helper_mftgpr(CPUMIPSState *env, uint32_t sel) |
f1aa6320 TS |
1726 | { |
1727 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1728 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1729 | |
b93bbdcd EI |
1730 | if (other_tc == other->current_tc) |
1731 | return other->active_tc.gpr[sel]; | |
b5dc7732 | 1732 | else |
b93bbdcd | 1733 | return other->tcs[other_tc].gpr[sel]; |
f1aa6320 TS |
1734 | } |
1735 | ||
895c2d04 | 1736 | target_ulong helper_mftlo(CPUMIPSState *env, uint32_t sel) |
f1aa6320 TS |
1737 | { |
1738 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1739 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1740 | |
b93bbdcd EI |
1741 | if (other_tc == other->current_tc) |
1742 | return other->active_tc.LO[sel]; | |
b5dc7732 | 1743 | else |
b93bbdcd | 1744 | return other->tcs[other_tc].LO[sel]; |
f1aa6320 TS |
1745 | } |
1746 | ||
895c2d04 | 1747 | target_ulong helper_mfthi(CPUMIPSState *env, uint32_t sel) |
f1aa6320 TS |
1748 | { |
1749 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1750 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1751 | |
b93bbdcd EI |
1752 | if (other_tc == other->current_tc) |
1753 | return other->active_tc.HI[sel]; | |
b5dc7732 | 1754 | else |
b93bbdcd | 1755 | return other->tcs[other_tc].HI[sel]; |
f1aa6320 TS |
1756 | } |
1757 | ||
895c2d04 | 1758 | target_ulong helper_mftacx(CPUMIPSState *env, uint32_t sel) |
f1aa6320 TS |
1759 | { |
1760 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1761 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1762 | |
b93bbdcd EI |
1763 | if (other_tc == other->current_tc) |
1764 | return other->active_tc.ACX[sel]; | |
b5dc7732 | 1765 | else |
b93bbdcd | 1766 | return other->tcs[other_tc].ACX[sel]; |
f1aa6320 TS |
1767 | } |
1768 | ||
895c2d04 | 1769 | target_ulong helper_mftdsp(CPUMIPSState *env) |
f1aa6320 TS |
1770 | { |
1771 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1772 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1773 | |
b93bbdcd EI |
1774 | if (other_tc == other->current_tc) |
1775 | return other->active_tc.DSPControl; | |
b5dc7732 | 1776 | else |
b93bbdcd | 1777 | return other->tcs[other_tc].DSPControl; |
f1aa6320 | 1778 | } |
6af0bf9c | 1779 | |
895c2d04 | 1780 | void helper_mttgpr(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 TS |
1781 | { |
1782 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1783 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1784 | |
b93bbdcd EI |
1785 | if (other_tc == other->current_tc) |
1786 | other->active_tc.gpr[sel] = arg1; | |
b5dc7732 | 1787 | else |
b93bbdcd | 1788 | other->tcs[other_tc].gpr[sel] = arg1; |
f1aa6320 TS |
1789 | } |
1790 | ||
895c2d04 | 1791 | void helper_mttlo(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 TS |
1792 | { |
1793 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1794 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1795 | |
b93bbdcd EI |
1796 | if (other_tc == other->current_tc) |
1797 | other->active_tc.LO[sel] = arg1; | |
b5dc7732 | 1798 | else |
b93bbdcd | 1799 | other->tcs[other_tc].LO[sel] = arg1; |
f1aa6320 TS |
1800 | } |
1801 | ||
895c2d04 | 1802 | void helper_mtthi(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 TS |
1803 | { |
1804 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1805 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1806 | |
b93bbdcd EI |
1807 | if (other_tc == other->current_tc) |
1808 | other->active_tc.HI[sel] = arg1; | |
b5dc7732 | 1809 | else |
b93bbdcd | 1810 | other->tcs[other_tc].HI[sel] = arg1; |
f1aa6320 TS |
1811 | } |
1812 | ||
895c2d04 | 1813 | void helper_mttacx(CPUMIPSState *env, target_ulong arg1, uint32_t sel) |
f1aa6320 TS |
1814 | { |
1815 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1816 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1817 | |
b93bbdcd EI |
1818 | if (other_tc == other->current_tc) |
1819 | other->active_tc.ACX[sel] = arg1; | |
b5dc7732 | 1820 | else |
b93bbdcd | 1821 | other->tcs[other_tc].ACX[sel] = arg1; |
f1aa6320 TS |
1822 | } |
1823 | ||
895c2d04 | 1824 | void helper_mttdsp(CPUMIPSState *env, target_ulong arg1) |
f1aa6320 TS |
1825 | { |
1826 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
895c2d04 | 1827 | CPUMIPSState *other = mips_cpu_map_tc(env, &other_tc); |
f1aa6320 | 1828 | |
b93bbdcd EI |
1829 | if (other_tc == other->current_tc) |
1830 | other->active_tc.DSPControl = arg1; | |
b5dc7732 | 1831 | else |
b93bbdcd | 1832 | other->tcs[other_tc].DSPControl = arg1; |
f1aa6320 TS |
1833 | } |
1834 | ||
1835 | /* MIPS MT functions */ | |
9ed5726c | 1836 | target_ulong helper_dmt(void) |
f1aa6320 TS |
1837 | { |
1838 | // TODO | |
9ed5726c | 1839 | return 0; |
f1aa6320 TS |
1840 | } |
1841 | ||
9ed5726c | 1842 | target_ulong helper_emt(void) |
f1aa6320 TS |
1843 | { |
1844 | // TODO | |
9ed5726c | 1845 | return 0; |
f1aa6320 TS |
1846 | } |
1847 | ||
895c2d04 | 1848 | target_ulong helper_dvpe(CPUMIPSState *env) |
f1aa6320 | 1849 | { |
182735ef | 1850 | CPUState *other_cs = first_cpu; |
f249412c EI |
1851 | target_ulong prev = env->mvp->CP0_MVPControl; |
1852 | ||
bdc44640 | 1853 | CPU_FOREACH(other_cs) { |
182735ef | 1854 | MIPSCPU *other_cpu = MIPS_CPU(other_cs); |
f249412c | 1855 | /* Turn off all VPEs except the one executing the dvpe. */ |
182735ef AF |
1856 | if (&other_cpu->env != env) { |
1857 | other_cpu->env.mvp->CP0_MVPControl &= ~(1 << CP0MVPCo_EVP); | |
6f4d6b09 | 1858 | mips_vpe_sleep(other_cpu); |
f249412c | 1859 | } |
bdc44640 | 1860 | } |
f249412c | 1861 | return prev; |
f1aa6320 TS |
1862 | } |
1863 | ||
895c2d04 | 1864 | target_ulong helper_evpe(CPUMIPSState *env) |
f1aa6320 | 1865 | { |
182735ef | 1866 | CPUState *other_cs = first_cpu; |
f249412c EI |
1867 | target_ulong prev = env->mvp->CP0_MVPControl; |
1868 | ||
bdc44640 | 1869 | CPU_FOREACH(other_cs) { |
182735ef | 1870 | MIPSCPU *other_cpu = MIPS_CPU(other_cs); |
b35d77d7 | 1871 | |
182735ef | 1872 | if (&other_cpu->env != env |
81bad50e | 1873 | /* If the VPE is WFI, don't disturb its sleep. */ |
b35d77d7 | 1874 | && !mips_vpe_is_wfi(other_cpu)) { |
f249412c | 1875 | /* Enable the VPE. */ |
182735ef | 1876 | other_cpu->env.mvp->CP0_MVPControl |= (1 << CP0MVPCo_EVP); |
c3affe56 | 1877 | mips_vpe_wake(other_cpu); /* And wake it up. */ |
f249412c | 1878 | } |
bdc44640 | 1879 | } |
f249412c | 1880 | return prev; |
f1aa6320 | 1881 | } |
f9480ffc | 1882 | #endif /* !CONFIG_USER_ONLY */ |
f1aa6320 | 1883 | |
d9bea114 | 1884 | void helper_fork(target_ulong arg1, target_ulong arg2) |
f1aa6320 | 1885 | { |
d9bea114 | 1886 | // arg1 = rt, arg2 = rs |
f1aa6320 TS |
1887 | // TODO: store to TC register |
1888 | } | |
1889 | ||
895c2d04 | 1890 | target_ulong helper_yield(CPUMIPSState *env, target_ulong arg) |
f1aa6320 | 1891 | { |
1c7242da BS |
1892 | target_long arg1 = arg; |
1893 | ||
d9bea114 | 1894 | if (arg1 < 0) { |
f1aa6320 | 1895 | /* No scheduling policy implemented. */ |
d9bea114 | 1896 | if (arg1 != -2) { |
f1aa6320 | 1897 | if (env->CP0_VPEControl & (1 << CP0VPECo_YSI) && |
b5dc7732 | 1898 | env->active_tc.CP0_TCStatus & (1 << CP0TCSt_DT)) { |
f1aa6320 TS |
1899 | env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT); |
1900 | env->CP0_VPEControl |= 4 << CP0VPECo_EXCPT; | |
9c708c7f | 1901 | do_raise_exception(env, EXCP_THREAD, GETPC()); |
f1aa6320 TS |
1902 | } |
1903 | } | |
d9bea114 | 1904 | } else if (arg1 == 0) { |
6958549d | 1905 | if (0 /* TODO: TC underflow */) { |
f1aa6320 | 1906 | env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT); |
9c708c7f | 1907 | do_raise_exception(env, EXCP_THREAD, GETPC()); |
f1aa6320 TS |
1908 | } else { |
1909 | // TODO: Deallocate TC | |
1910 | } | |
d9bea114 | 1911 | } else if (arg1 > 0) { |
f1aa6320 TS |
1912 | /* Yield qualifier inputs not implemented. */ |
1913 | env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT); | |
1914 | env->CP0_VPEControl |= 2 << CP0VPECo_EXCPT; | |
9c708c7f | 1915 | do_raise_exception(env, EXCP_THREAD, GETPC()); |
f1aa6320 | 1916 | } |
be24bb4f | 1917 | return env->CP0_YQMask; |
f1aa6320 TS |
1918 | } |
1919 | ||
01bc435b YK |
1920 | /* R6 Multi-threading */ |
1921 | #ifndef CONFIG_USER_ONLY | |
1922 | target_ulong helper_dvp(CPUMIPSState *env) | |
1923 | { | |
1924 | CPUState *other_cs = first_cpu; | |
1925 | target_ulong prev = env->CP0_VPControl; | |
1926 | ||
1927 | if (!((env->CP0_VPControl >> CP0VPCtl_DIS) & 1)) { | |
1928 | CPU_FOREACH(other_cs) { | |
1929 | MIPSCPU *other_cpu = MIPS_CPU(other_cs); | |
1930 | /* Turn off all VPs except the one executing the dvp. */ | |
1931 | if (&other_cpu->env != env) { | |
1932 | mips_vpe_sleep(other_cpu); | |
1933 | } | |
1934 | } | |
1935 | env->CP0_VPControl |= (1 << CP0VPCtl_DIS); | |
1936 | } | |
1937 | return prev; | |
1938 | } | |
1939 | ||
1940 | target_ulong helper_evp(CPUMIPSState *env) | |
1941 | { | |
1942 | CPUState *other_cs = first_cpu; | |
1943 | target_ulong prev = env->CP0_VPControl; | |
1944 | ||
1945 | if ((env->CP0_VPControl >> CP0VPCtl_DIS) & 1) { | |
1946 | CPU_FOREACH(other_cs) { | |
1947 | MIPSCPU *other_cpu = MIPS_CPU(other_cs); | |
1948 | if ((&other_cpu->env != env) && !mips_vp_is_wfi(other_cpu)) { | |
1949 | /* If the VP is WFI, don't disturb its sleep. | |
1950 | * Otherwise, wake it up. */ | |
1951 | mips_vpe_wake(other_cpu); | |
1952 | } | |
1953 | } | |
1954 | env->CP0_VPControl &= ~(1 << CP0VPCtl_DIS); | |
1955 | } | |
1956 | return prev; | |
1957 | } | |
1958 | #endif /* !CONFIG_USER_ONLY */ | |
1959 | ||
f1aa6320 | 1960 | #ifndef CONFIG_USER_ONLY |
6af0bf9c | 1961 | /* TLB management */ |
7db13fae | 1962 | static void r4k_mips_tlb_flush_extra (CPUMIPSState *env, int first) |
814b9a47 TS |
1963 | { |
1964 | /* Discard entries from env->tlb[first] onwards. */ | |
ead9360e TS |
1965 | while (env->tlb->tlb_in_use > first) { |
1966 | r4k_invalidate_tlb(env, --env->tlb->tlb_in_use, 0); | |
814b9a47 TS |
1967 | } |
1968 | } | |
1969 | ||
cd0d45c4 LA |
1970 | static inline uint64_t get_tlb_pfn_from_entrylo(uint64_t entrylo) |
1971 | { | |
1972 | #if defined(TARGET_MIPS64) | |
1973 | return extract64(entrylo, 6, 54); | |
1974 | #else | |
1975 | return extract64(entrylo, 6, 24) | /* PFN */ | |
1976 | (extract64(entrylo, 32, 32) << 24); /* PFNX */ | |
1977 | #endif | |
1978 | } | |
1979 | ||
895c2d04 | 1980 | static void r4k_fill_tlb(CPUMIPSState *env, int idx) |
6af0bf9c | 1981 | { |
c227f099 | 1982 | r4k_tlb_t *tlb; |
6af0bf9c FB |
1983 | |
1984 | /* XXX: detect conflicting TLBs and raise a MCHECK exception when needed */ | |
ead9360e | 1985 | tlb = &env->tlb->mmu.r4k.tlb[idx]; |
9456c2fb LA |
1986 | if (env->CP0_EntryHi & (1 << CP0EnHi_EHINV)) { |
1987 | tlb->EHINV = 1; | |
1988 | return; | |
1989 | } | |
1990 | tlb->EHINV = 0; | |
f2e9ebef | 1991 | tlb->VPN = env->CP0_EntryHi & (TARGET_PAGE_MASK << 1); |
d26bc211 | 1992 | #if defined(TARGET_MIPS64) |
e034e2c3 | 1993 | tlb->VPN &= env->SEGMask; |
100ce988 | 1994 | #endif |
6ec98bd7 | 1995 | tlb->ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask; |
3b1c8be4 | 1996 | tlb->PageMask = env->CP0_PageMask; |
6af0bf9c | 1997 | tlb->G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1; |
98c1b82b PB |
1998 | tlb->V0 = (env->CP0_EntryLo0 & 2) != 0; |
1999 | tlb->D0 = (env->CP0_EntryLo0 & 4) != 0; | |
2000 | tlb->C0 = (env->CP0_EntryLo0 >> 3) & 0x7; | |
2fb58b73 LA |
2001 | tlb->XI0 = (env->CP0_EntryLo0 >> CP0EnLo_XI) & 1; |
2002 | tlb->RI0 = (env->CP0_EntryLo0 >> CP0EnLo_RI) & 1; | |
cd0d45c4 | 2003 | tlb->PFN[0] = get_tlb_pfn_from_entrylo(env->CP0_EntryLo0) << 12; |
98c1b82b PB |
2004 | tlb->V1 = (env->CP0_EntryLo1 & 2) != 0; |
2005 | tlb->D1 = (env->CP0_EntryLo1 & 4) != 0; | |
2006 | tlb->C1 = (env->CP0_EntryLo1 >> 3) & 0x7; | |
2fb58b73 LA |
2007 | tlb->XI1 = (env->CP0_EntryLo1 >> CP0EnLo_XI) & 1; |
2008 | tlb->RI1 = (env->CP0_EntryLo1 >> CP0EnLo_RI) & 1; | |
cd0d45c4 | 2009 | tlb->PFN[1] = get_tlb_pfn_from_entrylo(env->CP0_EntryLo1) << 12; |
6af0bf9c FB |
2010 | } |
2011 | ||
9456c2fb LA |
2012 | void r4k_helper_tlbinv(CPUMIPSState *env) |
2013 | { | |
2014 | int idx; | |
2015 | r4k_tlb_t *tlb; | |
2d72e7b0 | 2016 | uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask; |
9456c2fb LA |
2017 | |
2018 | for (idx = 0; idx < env->tlb->nb_tlb; idx++) { | |
2019 | tlb = &env->tlb->mmu.r4k.tlb[idx]; | |
2020 | if (!tlb->G && tlb->ASID == ASID) { | |
2021 | tlb->EHINV = 1; | |
2022 | } | |
2023 | } | |
2024 | cpu_mips_tlb_flush(env, 1); | |
2025 | } | |
2026 | ||
2027 | void r4k_helper_tlbinvf(CPUMIPSState *env) | |
2028 | { | |
2029 | int idx; | |
2030 | ||
2031 | for (idx = 0; idx < env->tlb->nb_tlb; idx++) { | |
2032 | env->tlb->mmu.r4k.tlb[idx].EHINV = 1; | |
2033 | } | |
2034 | cpu_mips_tlb_flush(env, 1); | |
2035 | } | |
2036 | ||
895c2d04 | 2037 | void r4k_helper_tlbwi(CPUMIPSState *env) |
6af0bf9c | 2038 | { |
286d52eb | 2039 | r4k_tlb_t *tlb; |
bbc0d79c | 2040 | int idx; |
286d52eb | 2041 | target_ulong VPN; |
2d72e7b0 | 2042 | uint16_t ASID; |
286d52eb | 2043 | bool G, V0, D0, V1, D1; |
bbc0d79c AJ |
2044 | |
2045 | idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb; | |
286d52eb AJ |
2046 | tlb = &env->tlb->mmu.r4k.tlb[idx]; |
2047 | VPN = env->CP0_EntryHi & (TARGET_PAGE_MASK << 1); | |
2048 | #if defined(TARGET_MIPS64) | |
2049 | VPN &= env->SEGMask; | |
2050 | #endif | |
6ec98bd7 | 2051 | ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask; |
286d52eb AJ |
2052 | G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1; |
2053 | V0 = (env->CP0_EntryLo0 & 2) != 0; | |
2054 | D0 = (env->CP0_EntryLo0 & 4) != 0; | |
2055 | V1 = (env->CP0_EntryLo1 & 2) != 0; | |
2056 | D1 = (env->CP0_EntryLo1 & 4) != 0; | |
2057 | ||
2058 | /* Discard cached TLB entries, unless tlbwi is just upgrading access | |
2059 | permissions on the current entry. */ | |
2060 | if (tlb->VPN != VPN || tlb->ASID != ASID || tlb->G != G || | |
2061 | (tlb->V0 && !V0) || (tlb->D0 && !D0) || | |
2062 | (tlb->V1 && !V1) || (tlb->D1 && !D1)) { | |
2063 | r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb); | |
2064 | } | |
814b9a47 | 2065 | |
bbc0d79c | 2066 | r4k_invalidate_tlb(env, idx, 0); |
895c2d04 | 2067 | r4k_fill_tlb(env, idx); |
6af0bf9c FB |
2068 | } |
2069 | ||
895c2d04 | 2070 | void r4k_helper_tlbwr(CPUMIPSState *env) |
6af0bf9c FB |
2071 | { |
2072 | int r = cpu_mips_get_random(env); | |
2073 | ||
29929e34 | 2074 | r4k_invalidate_tlb(env, r, 1); |
895c2d04 | 2075 | r4k_fill_tlb(env, r); |
6af0bf9c FB |
2076 | } |
2077 | ||
895c2d04 | 2078 | void r4k_helper_tlbp(CPUMIPSState *env) |
6af0bf9c | 2079 | { |
c227f099 | 2080 | r4k_tlb_t *tlb; |
f2e9ebef | 2081 | target_ulong mask; |
6af0bf9c | 2082 | target_ulong tag; |
f2e9ebef | 2083 | target_ulong VPN; |
2d72e7b0 | 2084 | uint16_t ASID; |
6af0bf9c FB |
2085 | int i; |
2086 | ||
6ec98bd7 | 2087 | ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask; |
ead9360e TS |
2088 | for (i = 0; i < env->tlb->nb_tlb; i++) { |
2089 | tlb = &env->tlb->mmu.r4k.tlb[i]; | |
f2e9ebef TS |
2090 | /* 1k pages are not supported. */ |
2091 | mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1); | |
2092 | tag = env->CP0_EntryHi & ~mask; | |
2093 | VPN = tlb->VPN & ~mask; | |
bc3e45e1 AJ |
2094 | #if defined(TARGET_MIPS64) |
2095 | tag &= env->SEGMask; | |
2096 | #endif | |
6af0bf9c | 2097 | /* Check ASID, virtual page number & size */ |
9456c2fb | 2098 | if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag && !tlb->EHINV) { |
6af0bf9c | 2099 | /* TLB match */ |
9c2149c8 | 2100 | env->CP0_Index = i; |
6af0bf9c FB |
2101 | break; |
2102 | } | |
2103 | } | |
ead9360e | 2104 | if (i == env->tlb->nb_tlb) { |
814b9a47 | 2105 | /* No match. Discard any shadow entries, if any of them match. */ |
ead9360e | 2106 | for (i = env->tlb->nb_tlb; i < env->tlb->tlb_in_use; i++) { |
6958549d AJ |
2107 | tlb = &env->tlb->mmu.r4k.tlb[i]; |
2108 | /* 1k pages are not supported. */ | |
2109 | mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1); | |
2110 | tag = env->CP0_EntryHi & ~mask; | |
2111 | VPN = tlb->VPN & ~mask; | |
bc3e45e1 AJ |
2112 | #if defined(TARGET_MIPS64) |
2113 | tag &= env->SEGMask; | |
2114 | #endif | |
6958549d AJ |
2115 | /* Check ASID, virtual page number & size */ |
2116 | if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag) { | |
29929e34 | 2117 | r4k_mips_tlb_flush_extra (env, i); |
6958549d AJ |
2118 | break; |
2119 | } | |
2120 | } | |
814b9a47 | 2121 | |
9c2149c8 | 2122 | env->CP0_Index |= 0x80000000; |
6af0bf9c FB |
2123 | } |
2124 | } | |
2125 | ||
cd0d45c4 LA |
2126 | static inline uint64_t get_entrylo_pfn_from_tlb(uint64_t tlb_pfn) |
2127 | { | |
2128 | #if defined(TARGET_MIPS64) | |
2129 | return tlb_pfn << 6; | |
2130 | #else | |
2131 | return (extract64(tlb_pfn, 0, 24) << 6) | /* PFN */ | |
2132 | (extract64(tlb_pfn, 24, 32) << 32); /* PFNX */ | |
2133 | #endif | |
2134 | } | |
2135 | ||
895c2d04 | 2136 | void r4k_helper_tlbr(CPUMIPSState *env) |
6af0bf9c | 2137 | { |
c227f099 | 2138 | r4k_tlb_t *tlb; |
2d72e7b0 | 2139 | uint16_t ASID; |
bbc0d79c | 2140 | int idx; |
6af0bf9c | 2141 | |
6ec98bd7 | 2142 | ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask; |
bbc0d79c AJ |
2143 | idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb; |
2144 | tlb = &env->tlb->mmu.r4k.tlb[idx]; | |
4ad40f36 FB |
2145 | |
2146 | /* If this will change the current ASID, flush qemu's TLB. */ | |
814b9a47 TS |
2147 | if (ASID != tlb->ASID) |
2148 | cpu_mips_tlb_flush (env, 1); | |
2149 | ||
ead9360e | 2150 | r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb); |
4ad40f36 | 2151 | |
9456c2fb LA |
2152 | if (tlb->EHINV) { |
2153 | env->CP0_EntryHi = 1 << CP0EnHi_EHINV; | |
2154 | env->CP0_PageMask = 0; | |
2155 | env->CP0_EntryLo0 = 0; | |
2156 | env->CP0_EntryLo1 = 0; | |
2157 | } else { | |
2158 | env->CP0_EntryHi = tlb->VPN | tlb->ASID; | |
2159 | env->CP0_PageMask = tlb->PageMask; | |
2160 | env->CP0_EntryLo0 = tlb->G | (tlb->V0 << 1) | (tlb->D0 << 2) | | |
284b731a | 2161 | ((uint64_t)tlb->RI0 << CP0EnLo_RI) | |
cd0d45c4 LA |
2162 | ((uint64_t)tlb->XI0 << CP0EnLo_XI) | (tlb->C0 << 3) | |
2163 | get_entrylo_pfn_from_tlb(tlb->PFN[0] >> 12); | |
9456c2fb | 2164 | env->CP0_EntryLo1 = tlb->G | (tlb->V1 << 1) | (tlb->D1 << 2) | |
284b731a | 2165 | ((uint64_t)tlb->RI1 << CP0EnLo_RI) | |
cd0d45c4 LA |
2166 | ((uint64_t)tlb->XI1 << CP0EnLo_XI) | (tlb->C1 << 3) | |
2167 | get_entrylo_pfn_from_tlb(tlb->PFN[1] >> 12); | |
9456c2fb | 2168 | } |
6af0bf9c | 2169 | } |
6af0bf9c | 2170 | |
895c2d04 | 2171 | void helper_tlbwi(CPUMIPSState *env) |
a7812ae4 | 2172 | { |
895c2d04 | 2173 | env->tlb->helper_tlbwi(env); |
a7812ae4 PB |
2174 | } |
2175 | ||
895c2d04 | 2176 | void helper_tlbwr(CPUMIPSState *env) |
a7812ae4 | 2177 | { |
895c2d04 | 2178 | env->tlb->helper_tlbwr(env); |
a7812ae4 PB |
2179 | } |
2180 | ||
895c2d04 | 2181 | void helper_tlbp(CPUMIPSState *env) |
a7812ae4 | 2182 | { |
895c2d04 | 2183 | env->tlb->helper_tlbp(env); |
a7812ae4 PB |
2184 | } |
2185 | ||
895c2d04 | 2186 | void helper_tlbr(CPUMIPSState *env) |
a7812ae4 | 2187 | { |
895c2d04 | 2188 | env->tlb->helper_tlbr(env); |
a7812ae4 PB |
2189 | } |
2190 | ||
9456c2fb LA |
2191 | void helper_tlbinv(CPUMIPSState *env) |
2192 | { | |
2193 | env->tlb->helper_tlbinv(env); | |
2194 | } | |
2195 | ||
2196 | void helper_tlbinvf(CPUMIPSState *env) | |
2197 | { | |
2198 | env->tlb->helper_tlbinvf(env); | |
2199 | } | |
2200 | ||
2b0233ab | 2201 | /* Specials */ |
895c2d04 | 2202 | target_ulong helper_di(CPUMIPSState *env) |
2b0233ab | 2203 | { |
2796188e TS |
2204 | target_ulong t0 = env->CP0_Status; |
2205 | ||
be24bb4f | 2206 | env->CP0_Status = t0 & ~(1 << CP0St_IE); |
be24bb4f | 2207 | return t0; |
2b0233ab TS |
2208 | } |
2209 | ||
895c2d04 | 2210 | target_ulong helper_ei(CPUMIPSState *env) |
2b0233ab | 2211 | { |
2796188e TS |
2212 | target_ulong t0 = env->CP0_Status; |
2213 | ||
be24bb4f | 2214 | env->CP0_Status = t0 | (1 << CP0St_IE); |
be24bb4f | 2215 | return t0; |
2b0233ab TS |
2216 | } |
2217 | ||
895c2d04 | 2218 | static void debug_pre_eret(CPUMIPSState *env) |
6af0bf9c | 2219 | { |
8fec2b8c | 2220 | if (qemu_loglevel_mask(CPU_LOG_EXEC)) { |
93fcfe39 AL |
2221 | qemu_log("ERET: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx, |
2222 | env->active_tc.PC, env->CP0_EPC); | |
2223 | if (env->CP0_Status & (1 << CP0St_ERL)) | |
2224 | qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC); | |
2225 | if (env->hflags & MIPS_HFLAG_DM) | |
2226 | qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC); | |
2227 | qemu_log("\n"); | |
2228 | } | |
f41c52f1 TS |
2229 | } |
2230 | ||
895c2d04 | 2231 | static void debug_post_eret(CPUMIPSState *env) |
f41c52f1 | 2232 | { |
a47dddd7 AF |
2233 | MIPSCPU *cpu = mips_env_get_cpu(env); |
2234 | ||
8fec2b8c | 2235 | if (qemu_loglevel_mask(CPU_LOG_EXEC)) { |
93fcfe39 AL |
2236 | qemu_log(" => PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx, |
2237 | env->active_tc.PC, env->CP0_EPC); | |
2238 | if (env->CP0_Status & (1 << CP0St_ERL)) | |
2239 | qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC); | |
2240 | if (env->hflags & MIPS_HFLAG_DM) | |
2241 | qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC); | |
2242 | switch (env->hflags & MIPS_HFLAG_KSU) { | |
2243 | case MIPS_HFLAG_UM: qemu_log(", UM\n"); break; | |
2244 | case MIPS_HFLAG_SM: qemu_log(", SM\n"); break; | |
2245 | case MIPS_HFLAG_KM: qemu_log("\n"); break; | |
a47dddd7 AF |
2246 | default: |
2247 | cpu_abort(CPU(cpu), "Invalid MMU mode!\n"); | |
2248 | break; | |
93fcfe39 | 2249 | } |
623a930e | 2250 | } |
6af0bf9c FB |
2251 | } |
2252 | ||
895c2d04 | 2253 | static void set_pc(CPUMIPSState *env, target_ulong error_pc) |
32188a03 NF |
2254 | { |
2255 | env->active_tc.PC = error_pc & ~(target_ulong)1; | |
2256 | if (error_pc & 1) { | |
2257 | env->hflags |= MIPS_HFLAG_M16; | |
2258 | } else { | |
2259 | env->hflags &= ~(MIPS_HFLAG_M16); | |
2260 | } | |
2261 | } | |
2262 | ||
ce9782f4 | 2263 | static inline void exception_return(CPUMIPSState *env) |
2b0233ab | 2264 | { |
895c2d04 | 2265 | debug_pre_eret(env); |
2b0233ab | 2266 | if (env->CP0_Status & (1 << CP0St_ERL)) { |
895c2d04 | 2267 | set_pc(env, env->CP0_ErrorEPC); |
2b0233ab TS |
2268 | env->CP0_Status &= ~(1 << CP0St_ERL); |
2269 | } else { | |
895c2d04 | 2270 | set_pc(env, env->CP0_EPC); |
2b0233ab TS |
2271 | env->CP0_Status &= ~(1 << CP0St_EXL); |
2272 | } | |
2273 | compute_hflags(env); | |
895c2d04 | 2274 | debug_post_eret(env); |
ce9782f4 LA |
2275 | } |
2276 | ||
2277 | void helper_eret(CPUMIPSState *env) | |
2278 | { | |
2279 | exception_return(env); | |
5499b6ff | 2280 | env->lladdr = 1; |
2b0233ab TS |
2281 | } |
2282 | ||
ce9782f4 LA |
2283 | void helper_eretnc(CPUMIPSState *env) |
2284 | { | |
2285 | exception_return(env); | |
2286 | } | |
2287 | ||
895c2d04 | 2288 | void helper_deret(CPUMIPSState *env) |
2b0233ab | 2289 | { |
895c2d04 BS |
2290 | debug_pre_eret(env); |
2291 | set_pc(env, env->CP0_DEPC); | |
32188a03 | 2292 | |
fe87c2b3 | 2293 | env->hflags &= ~MIPS_HFLAG_DM; |
2b0233ab | 2294 | compute_hflags(env); |
895c2d04 | 2295 | debug_post_eret(env); |
2b0233ab | 2296 | } |
0eaef5aa | 2297 | #endif /* !CONFIG_USER_ONLY */ |
2b0233ab | 2298 | |
d96391c1 | 2299 | static inline void check_hwrena(CPUMIPSState *env, int reg, uintptr_t pc) |
2b0233ab | 2300 | { |
b00c7218 YK |
2301 | if ((env->hflags & MIPS_HFLAG_CP0) || (env->CP0_HWREna & (1 << reg))) { |
2302 | return; | |
2303 | } | |
d96391c1 | 2304 | do_raise_exception(env, EXCP_RI, pc); |
b00c7218 | 2305 | } |
be24bb4f | 2306 | |
b00c7218 YK |
2307 | target_ulong helper_rdhwr_cpunum(CPUMIPSState *env) |
2308 | { | |
d96391c1 | 2309 | check_hwrena(env, 0, GETPC()); |
b00c7218 | 2310 | return env->CP0_EBase & 0x3ff; |
2b0233ab TS |
2311 | } |
2312 | ||
895c2d04 | 2313 | target_ulong helper_rdhwr_synci_step(CPUMIPSState *env) |
2b0233ab | 2314 | { |
d96391c1 | 2315 | check_hwrena(env, 1, GETPC()); |
b00c7218 | 2316 | return env->SYNCI_Step; |
2b0233ab TS |
2317 | } |
2318 | ||
895c2d04 | 2319 | target_ulong helper_rdhwr_cc(CPUMIPSState *env) |
2b0233ab | 2320 | { |
d96391c1 | 2321 | check_hwrena(env, 2, GETPC()); |
cdfcad78 | 2322 | #ifdef CONFIG_USER_ONLY |
b00c7218 | 2323 | return env->CP0_Count; |
cdfcad78 | 2324 | #else |
b00c7218 | 2325 | return (int32_t)cpu_mips_get_count(env); |
cdfcad78 | 2326 | #endif |
2b0233ab TS |
2327 | } |
2328 | ||
895c2d04 | 2329 | target_ulong helper_rdhwr_ccres(CPUMIPSState *env) |
2b0233ab | 2330 | { |
d96391c1 | 2331 | check_hwrena(env, 3, GETPC()); |
b00c7218 YK |
2332 | return env->CCRes; |
2333 | } | |
be24bb4f | 2334 | |
b00c7218 YK |
2335 | target_ulong helper_rdhwr_performance(CPUMIPSState *env) |
2336 | { | |
d96391c1 | 2337 | check_hwrena(env, 4, GETPC()); |
b00c7218 YK |
2338 | return env->CP0_Performance0; |
2339 | } | |
2340 | ||
2341 | target_ulong helper_rdhwr_xnp(CPUMIPSState *env) | |
2342 | { | |
d96391c1 | 2343 | check_hwrena(env, 5, GETPC()); |
b00c7218 | 2344 | return (env->CP0_Config5 >> CP0C5_XNP) & 1; |
2b0233ab TS |
2345 | } |
2346 | ||
895c2d04 | 2347 | void helper_pmon(CPUMIPSState *env, int function) |
6af0bf9c FB |
2348 | { |
2349 | function /= 2; | |
2350 | switch (function) { | |
2351 | case 2: /* TODO: char inbyte(int waitflag); */ | |
b5dc7732 TS |
2352 | if (env->active_tc.gpr[4] == 0) |
2353 | env->active_tc.gpr[2] = -1; | |
6af0bf9c FB |
2354 | /* Fall through */ |
2355 | case 11: /* TODO: char inbyte (void); */ | |
b5dc7732 | 2356 | env->active_tc.gpr[2] = -1; |
6af0bf9c FB |
2357 | break; |
2358 | case 3: | |
2359 | case 12: | |
b5dc7732 | 2360 | printf("%c", (char)(env->active_tc.gpr[4] & 0xFF)); |
6af0bf9c FB |
2361 | break; |
2362 | case 17: | |
2363 | break; | |
2364 | case 158: | |
2365 | { | |
b69e48a8 | 2366 | unsigned char *fmt = (void *)(uintptr_t)env->active_tc.gpr[4]; |
6af0bf9c FB |
2367 | printf("%s", fmt); |
2368 | } | |
2369 | break; | |
2370 | } | |
2371 | } | |
e37e863f | 2372 | |
895c2d04 | 2373 | void helper_wait(CPUMIPSState *env) |
08ba7963 | 2374 | { |
259186a7 AF |
2375 | CPUState *cs = CPU(mips_env_get_cpu(env)); |
2376 | ||
2377 | cs->halted = 1; | |
d8ed887b | 2378 | cpu_reset_interrupt(cs, CPU_INTERRUPT_WAKE); |
9c708c7f PD |
2379 | /* Last instruction in the block, PC was updated before |
2380 | - no need to recover PC and icount */ | |
2381 | raise_exception(env, EXCP_HLT); | |
08ba7963 TS |
2382 | } |
2383 | ||
5fafdf24 | 2384 | #if !defined(CONFIG_USER_ONLY) |
e37e863f | 2385 | |
93e22326 | 2386 | void mips_cpu_do_unaligned_access(CPUState *cs, vaddr addr, |
b35399bb SS |
2387 | MMUAccessType access_type, |
2388 | int mmu_idx, uintptr_t retaddr) | |
4ad40f36 | 2389 | { |
93e22326 PB |
2390 | MIPSCPU *cpu = MIPS_CPU(cs); |
2391 | CPUMIPSState *env = &cpu->env; | |
aea14095 LA |
2392 | int error_code = 0; |
2393 | int excp; | |
93e22326 | 2394 | |
4ad40f36 | 2395 | env->CP0_BadVAddr = addr; |
aea14095 LA |
2396 | |
2397 | if (access_type == MMU_DATA_STORE) { | |
2398 | excp = EXCP_AdES; | |
2399 | } else { | |
2400 | excp = EXCP_AdEL; | |
2401 | if (access_type == MMU_INST_FETCH) { | |
2402 | error_code |= EXCP_INST_NOTAVAIL; | |
2403 | } | |
2404 | } | |
2405 | ||
2406 | do_raise_exception_err(env, excp, error_code, retaddr); | |
4ad40f36 FB |
2407 | } |
2408 | ||
b35399bb SS |
2409 | void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type, |
2410 | int mmu_idx, uintptr_t retaddr) | |
e37e863f | 2411 | { |
e37e863f FB |
2412 | int ret; |
2413 | ||
b35399bb | 2414 | ret = mips_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx); |
e37e863f | 2415 | if (ret) { |
d5a11fef AF |
2416 | MIPSCPU *cpu = MIPS_CPU(cs); |
2417 | CPUMIPSState *env = &cpu->env; | |
2418 | ||
27103424 | 2419 | do_raise_exception_err(env, cs->exception_index, |
5f7319cd | 2420 | env->error_code, retaddr); |
e37e863f | 2421 | } |
e37e863f FB |
2422 | } |
2423 | ||
c658b94f AF |
2424 | void mips_cpu_unassigned_access(CPUState *cs, hwaddr addr, |
2425 | bool is_write, bool is_exec, int unused, | |
2426 | unsigned size) | |
647de6ca | 2427 | { |
c658b94f AF |
2428 | MIPSCPU *cpu = MIPS_CPU(cs); |
2429 | CPUMIPSState *env = &cpu->env; | |
2430 | ||
eddedd54 JH |
2431 | /* |
2432 | * Raising an exception with KVM enabled will crash because it won't be from | |
2433 | * the main execution loop so the longjmp won't have a matching setjmp. | |
2434 | * Until we can trigger a bus error exception through KVM lets just ignore | |
2435 | * the access. | |
2436 | */ | |
2437 | if (kvm_enabled()) { | |
2438 | return; | |
2439 | } | |
2440 | ||
c658b94f | 2441 | if (is_exec) { |
9c708c7f | 2442 | raise_exception(env, EXCP_IBE); |
c658b94f | 2443 | } else { |
9c708c7f | 2444 | raise_exception(env, EXCP_DBE); |
c658b94f | 2445 | } |
647de6ca | 2446 | } |
f1aa6320 | 2447 | #endif /* !CONFIG_USER_ONLY */ |
fd4a04eb TS |
2448 | |
2449 | /* Complex FPU operations which may need stack space. */ | |
2450 | ||
f090c9d4 PB |
2451 | #define FLOAT_TWO32 make_float32(1 << 30) |
2452 | #define FLOAT_TWO64 make_float64(1ULL << 62) | |
87552089 | 2453 | |
05993cd0 AJ |
2454 | #define FP_TO_INT32_OVERFLOW 0x7fffffff |
2455 | #define FP_TO_INT64_OVERFLOW 0x7fffffffffffffffULL | |
8dfdb87c | 2456 | |
fd4a04eb | 2457 | /* convert MIPS rounding mode in FCR31 to IEEE library */ |
b7651e95 | 2458 | unsigned int ieee_rm[] = { |
fd4a04eb TS |
2459 | float_round_nearest_even, |
2460 | float_round_to_zero, | |
2461 | float_round_up, | |
2462 | float_round_down | |
2463 | }; | |
2464 | ||
895c2d04 | 2465 | target_ulong helper_cfc1(CPUMIPSState *env, uint32_t reg) |
fd4a04eb | 2466 | { |
736d120a | 2467 | target_ulong arg1 = 0; |
6c5c1e20 | 2468 | |
ead9360e TS |
2469 | switch (reg) { |
2470 | case 0: | |
d9bea114 | 2471 | arg1 = (int32_t)env->active_fpu.fcr0; |
ead9360e | 2472 | break; |
736d120a PJ |
2473 | case 1: |
2474 | /* UFR Support - Read Status FR */ | |
2475 | if (env->active_fpu.fcr0 & (1 << FCR0_UFRP)) { | |
2476 | if (env->CP0_Config5 & (1 << CP0C5_UFR)) { | |
2477 | arg1 = (int32_t) | |
2478 | ((env->CP0_Status & (1 << CP0St_FR)) >> CP0St_FR); | |
2479 | } else { | |
9c708c7f | 2480 | do_raise_exception(env, EXCP_RI, GETPC()); |
736d120a PJ |
2481 | } |
2482 | } | |
2483 | break; | |
7c979afd LA |
2484 | case 5: |
2485 | /* FRE Support - read Config5.FRE bit */ | |
2486 | if (env->active_fpu.fcr0 & (1 << FCR0_FREP)) { | |
2487 | if (env->CP0_Config5 & (1 << CP0C5_UFE)) { | |
2488 | arg1 = (env->CP0_Config5 >> CP0C5_FRE) & 1; | |
2489 | } else { | |
2490 | helper_raise_exception(env, EXCP_RI); | |
2491 | } | |
2492 | } | |
2493 | break; | |
ead9360e | 2494 | case 25: |
d9bea114 | 2495 | arg1 = ((env->active_fpu.fcr31 >> 24) & 0xfe) | ((env->active_fpu.fcr31 >> 23) & 0x1); |
ead9360e TS |
2496 | break; |
2497 | case 26: | |
d9bea114 | 2498 | arg1 = env->active_fpu.fcr31 & 0x0003f07c; |
ead9360e TS |
2499 | break; |
2500 | case 28: | |
d9bea114 | 2501 | arg1 = (env->active_fpu.fcr31 & 0x00000f83) | ((env->active_fpu.fcr31 >> 22) & 0x4); |
ead9360e TS |
2502 | break; |
2503 | default: | |
d9bea114 | 2504 | arg1 = (int32_t)env->active_fpu.fcr31; |
ead9360e TS |
2505 | break; |
2506 | } | |
be24bb4f | 2507 | |
d9bea114 | 2508 | return arg1; |
ead9360e TS |
2509 | } |
2510 | ||
736d120a | 2511 | void helper_ctc1(CPUMIPSState *env, target_ulong arg1, uint32_t fs, uint32_t rt) |
ead9360e | 2512 | { |
736d120a PJ |
2513 | switch (fs) { |
2514 | case 1: | |
2515 | /* UFR Alias - Reset Status FR */ | |
2516 | if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { | |
2517 | return; | |
2518 | } | |
2519 | if (env->CP0_Config5 & (1 << CP0C5_UFR)) { | |
2520 | env->CP0_Status &= ~(1 << CP0St_FR); | |
2521 | compute_hflags(env); | |
2522 | } else { | |
9c708c7f | 2523 | do_raise_exception(env, EXCP_RI, GETPC()); |
736d120a PJ |
2524 | } |
2525 | break; | |
2526 | case 4: | |
2527 | /* UNFR Alias - Set Status FR */ | |
2528 | if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { | |
2529 | return; | |
2530 | } | |
2531 | if (env->CP0_Config5 & (1 << CP0C5_UFR)) { | |
2532 | env->CP0_Status |= (1 << CP0St_FR); | |
2533 | compute_hflags(env); | |
2534 | } else { | |
9c708c7f | 2535 | do_raise_exception(env, EXCP_RI, GETPC()); |
736d120a PJ |
2536 | } |
2537 | break; | |
7c979afd LA |
2538 | case 5: |
2539 | /* FRE Support - clear Config5.FRE bit */ | |
2540 | if (!((env->active_fpu.fcr0 & (1 << FCR0_FREP)) && (rt == 0))) { | |
2541 | return; | |
2542 | } | |
2543 | if (env->CP0_Config5 & (1 << CP0C5_UFE)) { | |
2544 | env->CP0_Config5 &= ~(1 << CP0C5_FRE); | |
2545 | compute_hflags(env); | |
2546 | } else { | |
2547 | helper_raise_exception(env, EXCP_RI); | |
2548 | } | |
2549 | break; | |
2550 | case 6: | |
2551 | /* FRE Support - set Config5.FRE bit */ | |
2552 | if (!((env->active_fpu.fcr0 & (1 << FCR0_FREP)) && (rt == 0))) { | |
2553 | return; | |
2554 | } | |
2555 | if (env->CP0_Config5 & (1 << CP0C5_UFE)) { | |
2556 | env->CP0_Config5 |= (1 << CP0C5_FRE); | |
2557 | compute_hflags(env); | |
2558 | } else { | |
2559 | helper_raise_exception(env, EXCP_RI); | |
2560 | } | |
2561 | break; | |
fd4a04eb | 2562 | case 25: |
ba801af4 | 2563 | if ((env->insn_flags & ISA_MIPS32R6) || (arg1 & 0xffffff00)) { |
fd4a04eb | 2564 | return; |
ba801af4 | 2565 | } |
d9bea114 AJ |
2566 | env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0x017fffff) | ((arg1 & 0xfe) << 24) | |
2567 | ((arg1 & 0x1) << 23); | |
fd4a04eb TS |
2568 | break; |
2569 | case 26: | |
d9bea114 | 2570 | if (arg1 & 0x007c0000) |
fd4a04eb | 2571 | return; |
d9bea114 | 2572 | env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfffc0f83) | (arg1 & 0x0003f07c); |
fd4a04eb TS |
2573 | break; |
2574 | case 28: | |
d9bea114 | 2575 | if (arg1 & 0x007c0000) |
fd4a04eb | 2576 | return; |
d9bea114 AJ |
2577 | env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfefff07c) | (arg1 & 0x00000f83) | |
2578 | ((arg1 & 0x4) << 22); | |
fd4a04eb TS |
2579 | break; |
2580 | case 31: | |
599bc5e8 AM |
2581 | env->active_fpu.fcr31 = (arg1 & env->active_fpu.fcr31_rw_bitmask) | |
2582 | (env->active_fpu.fcr31 & ~(env->active_fpu.fcr31_rw_bitmask)); | |
fd4a04eb TS |
2583 | break; |
2584 | default: | |
2585 | return; | |
2586 | } | |
599bc5e8 | 2587 | restore_fp_status(env); |
f01be154 TS |
2588 | set_float_exception_flags(0, &env->active_fpu.fp_status); |
2589 | if ((GET_FP_ENABLE(env->active_fpu.fcr31) | 0x20) & GET_FP_CAUSE(env->active_fpu.fcr31)) | |
5f7319cd | 2590 | do_raise_exception(env, EXCP_FPE, GETPC()); |
fd4a04eb TS |
2591 | } |
2592 | ||
b7651e95 | 2593 | int ieee_ex_to_mips(int xcpt) |
fd4a04eb | 2594 | { |
353ebb7a AJ |
2595 | int ret = 0; |
2596 | if (xcpt) { | |
2597 | if (xcpt & float_flag_invalid) { | |
2598 | ret |= FP_INVALID; | |
2599 | } | |
2600 | if (xcpt & float_flag_overflow) { | |
2601 | ret |= FP_OVERFLOW; | |
2602 | } | |
2603 | if (xcpt & float_flag_underflow) { | |
2604 | ret |= FP_UNDERFLOW; | |
2605 | } | |
2606 | if (xcpt & float_flag_divbyzero) { | |
2607 | ret |= FP_DIV0; | |
2608 | } | |
2609 | if (xcpt & float_flag_inexact) { | |
2610 | ret |= FP_INEXACT; | |
2611 | } | |
2612 | } | |
2613 | return ret; | |
fd4a04eb TS |
2614 | } |
2615 | ||
5f7319cd | 2616 | static inline void update_fcr31(CPUMIPSState *env, uintptr_t pc) |
fd4a04eb | 2617 | { |
f01be154 | 2618 | int tmp = ieee_ex_to_mips(get_float_exception_flags(&env->active_fpu.fp_status)); |
fd4a04eb | 2619 | |
f01be154 | 2620 | SET_FP_CAUSE(env->active_fpu.fcr31, tmp); |
4a587b2c AJ |
2621 | |
2622 | if (tmp) { | |
2623 | set_float_exception_flags(0, &env->active_fpu.fp_status); | |
2624 | ||
2625 | if (GET_FP_ENABLE(env->active_fpu.fcr31) & tmp) { | |
5f7319cd | 2626 | do_raise_exception(env, EXCP_FPE, pc); |
4a587b2c AJ |
2627 | } else { |
2628 | UPDATE_FP_FLAGS(env->active_fpu.fcr31, tmp); | |
2629 | } | |
2630 | } | |
fd4a04eb TS |
2631 | } |
2632 | ||
a16336e4 TS |
2633 | /* Float support. |
2634 | Single precition routines have a "s" suffix, double precision a | |
2635 | "d" suffix, 32bit integer "w", 64bit integer "l", paired single "ps", | |
2636 | paired single lower "pl", paired single upper "pu". */ | |
2637 | ||
a16336e4 | 2638 | /* unary operations, modifying fp status */ |
895c2d04 | 2639 | uint64_t helper_float_sqrt_d(CPUMIPSState *env, uint64_t fdt0) |
b6d96bed | 2640 | { |
5dbe90bb | 2641 | fdt0 = float64_sqrt(fdt0, &env->active_fpu.fp_status); |
5f7319cd | 2642 | update_fcr31(env, GETPC()); |
5dbe90bb | 2643 | return fdt0; |
b6d96bed TS |
2644 | } |
2645 | ||
895c2d04 | 2646 | uint32_t helper_float_sqrt_s(CPUMIPSState *env, uint32_t fst0) |
b6d96bed | 2647 | { |
5dbe90bb | 2648 | fst0 = float32_sqrt(fst0, &env->active_fpu.fp_status); |
5f7319cd | 2649 | update_fcr31(env, GETPC()); |
5dbe90bb | 2650 | return fst0; |
b6d96bed | 2651 | } |
a16336e4 | 2652 | |
895c2d04 | 2653 | uint64_t helper_float_cvtd_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2654 | { |
b6d96bed TS |
2655 | uint64_t fdt2; |
2656 | ||
f01be154 | 2657 | fdt2 = float32_to_float64(fst0, &env->active_fpu.fp_status); |
af39bc8c | 2658 | fdt2 = float64_maybe_silence_nan(fdt2, &env->active_fpu.fp_status); |
5f7319cd | 2659 | update_fcr31(env, GETPC()); |
b6d96bed | 2660 | return fdt2; |
fd4a04eb | 2661 | } |
b6d96bed | 2662 | |
895c2d04 | 2663 | uint64_t helper_float_cvtd_w(CPUMIPSState *env, uint32_t wt0) |
fd4a04eb | 2664 | { |
b6d96bed TS |
2665 | uint64_t fdt2; |
2666 | ||
f01be154 | 2667 | fdt2 = int32_to_float64(wt0, &env->active_fpu.fp_status); |
5f7319cd | 2668 | update_fcr31(env, GETPC()); |
b6d96bed | 2669 | return fdt2; |
fd4a04eb | 2670 | } |
b6d96bed | 2671 | |
895c2d04 | 2672 | uint64_t helper_float_cvtd_l(CPUMIPSState *env, uint64_t dt0) |
fd4a04eb | 2673 | { |
b6d96bed TS |
2674 | uint64_t fdt2; |
2675 | ||
f01be154 | 2676 | fdt2 = int64_to_float64(dt0, &env->active_fpu.fp_status); |
5f7319cd | 2677 | update_fcr31(env, GETPC()); |
b6d96bed | 2678 | return fdt2; |
fd4a04eb | 2679 | } |
b6d96bed | 2680 | |
87552089 | 2681 | uint64_t helper_float_cvt_l_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2682 | { |
b6d96bed TS |
2683 | uint64_t dt2; |
2684 | ||
f01be154 | 2685 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2686 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2687 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2688 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2689 | } |
5f7319cd | 2690 | update_fcr31(env, GETPC()); |
b6d96bed | 2691 | return dt2; |
fd4a04eb | 2692 | } |
b6d96bed | 2693 | |
87552089 | 2694 | uint64_t helper_float_cvt_l_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2695 | { |
b6d96bed TS |
2696 | uint64_t dt2; |
2697 | ||
f01be154 | 2698 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2699 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2700 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2701 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2702 | } |
5f7319cd | 2703 | update_fcr31(env, GETPC()); |
b6d96bed | 2704 | return dt2; |
fd4a04eb TS |
2705 | } |
2706 | ||
895c2d04 | 2707 | uint64_t helper_float_cvtps_pw(CPUMIPSState *env, uint64_t dt0) |
fd4a04eb | 2708 | { |
b6d96bed TS |
2709 | uint32_t fst2; |
2710 | uint32_t fsth2; | |
2711 | ||
f01be154 TS |
2712 | fst2 = int32_to_float32(dt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); |
2713 | fsth2 = int32_to_float32(dt0 >> 32, &env->active_fpu.fp_status); | |
5f7319cd | 2714 | update_fcr31(env, GETPC()); |
b6d96bed | 2715 | return ((uint64_t)fsth2 << 32) | fst2; |
fd4a04eb | 2716 | } |
b6d96bed | 2717 | |
895c2d04 | 2718 | uint64_t helper_float_cvtpw_ps(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2719 | { |
b6d96bed TS |
2720 | uint32_t wt2; |
2721 | uint32_t wth2; | |
5dbe90bb | 2722 | int excp, excph; |
b6d96bed | 2723 | |
f01be154 | 2724 | wt2 = float32_to_int32(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); |
5dbe90bb AJ |
2725 | excp = get_float_exception_flags(&env->active_fpu.fp_status); |
2726 | if (excp & (float_flag_overflow | float_flag_invalid)) { | |
05993cd0 | 2727 | wt2 = FP_TO_INT32_OVERFLOW; |
5dbe90bb AJ |
2728 | } |
2729 | ||
2730 | set_float_exception_flags(0, &env->active_fpu.fp_status); | |
2731 | wth2 = float32_to_int32(fdt0 >> 32, &env->active_fpu.fp_status); | |
2732 | excph = get_float_exception_flags(&env->active_fpu.fp_status); | |
2733 | if (excph & (float_flag_overflow | float_flag_invalid)) { | |
05993cd0 | 2734 | wth2 = FP_TO_INT32_OVERFLOW; |
b6d96bed | 2735 | } |
5dbe90bb AJ |
2736 | |
2737 | set_float_exception_flags(excp | excph, &env->active_fpu.fp_status); | |
5f7319cd | 2738 | update_fcr31(env, GETPC()); |
5dbe90bb | 2739 | |
b6d96bed | 2740 | return ((uint64_t)wth2 << 32) | wt2; |
fd4a04eb | 2741 | } |
b6d96bed | 2742 | |
895c2d04 | 2743 | uint32_t helper_float_cvts_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2744 | { |
b6d96bed TS |
2745 | uint32_t fst2; |
2746 | ||
f01be154 | 2747 | fst2 = float64_to_float32(fdt0, &env->active_fpu.fp_status); |
af39bc8c | 2748 | fst2 = float32_maybe_silence_nan(fst2, &env->active_fpu.fp_status); |
5f7319cd | 2749 | update_fcr31(env, GETPC()); |
b6d96bed | 2750 | return fst2; |
fd4a04eb | 2751 | } |
b6d96bed | 2752 | |
895c2d04 | 2753 | uint32_t helper_float_cvts_w(CPUMIPSState *env, uint32_t wt0) |
fd4a04eb | 2754 | { |
b6d96bed TS |
2755 | uint32_t fst2; |
2756 | ||
f01be154 | 2757 | fst2 = int32_to_float32(wt0, &env->active_fpu.fp_status); |
5f7319cd | 2758 | update_fcr31(env, GETPC()); |
b6d96bed | 2759 | return fst2; |
fd4a04eb | 2760 | } |
b6d96bed | 2761 | |
895c2d04 | 2762 | uint32_t helper_float_cvts_l(CPUMIPSState *env, uint64_t dt0) |
fd4a04eb | 2763 | { |
b6d96bed TS |
2764 | uint32_t fst2; |
2765 | ||
f01be154 | 2766 | fst2 = int64_to_float32(dt0, &env->active_fpu.fp_status); |
5f7319cd | 2767 | update_fcr31(env, GETPC()); |
b6d96bed | 2768 | return fst2; |
fd4a04eb | 2769 | } |
b6d96bed | 2770 | |
895c2d04 | 2771 | uint32_t helper_float_cvts_pl(CPUMIPSState *env, uint32_t wt0) |
fd4a04eb | 2772 | { |
b6d96bed TS |
2773 | uint32_t wt2; |
2774 | ||
b6d96bed | 2775 | wt2 = wt0; |
5f7319cd | 2776 | update_fcr31(env, GETPC()); |
b6d96bed | 2777 | return wt2; |
fd4a04eb | 2778 | } |
b6d96bed | 2779 | |
895c2d04 | 2780 | uint32_t helper_float_cvts_pu(CPUMIPSState *env, uint32_t wth0) |
fd4a04eb | 2781 | { |
b6d96bed TS |
2782 | uint32_t wt2; |
2783 | ||
b6d96bed | 2784 | wt2 = wth0; |
5f7319cd | 2785 | update_fcr31(env, GETPC()); |
b6d96bed | 2786 | return wt2; |
fd4a04eb | 2787 | } |
b6d96bed | 2788 | |
87552089 | 2789 | uint32_t helper_float_cvt_w_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2790 | { |
b6d96bed TS |
2791 | uint32_t wt2; |
2792 | ||
f01be154 | 2793 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2794 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2795 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2796 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2797 | } |
2b09f94c | 2798 | update_fcr31(env, GETPC()); |
b6d96bed | 2799 | return wt2; |
fd4a04eb | 2800 | } |
b6d96bed | 2801 | |
87552089 | 2802 | uint32_t helper_float_cvt_w_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2803 | { |
b6d96bed TS |
2804 | uint32_t wt2; |
2805 | ||
f01be154 | 2806 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2807 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2808 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2809 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2810 | } |
5f7319cd | 2811 | update_fcr31(env, GETPC()); |
b6d96bed | 2812 | return wt2; |
fd4a04eb TS |
2813 | } |
2814 | ||
87552089 | 2815 | uint64_t helper_float_round_l_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2816 | { |
b6d96bed TS |
2817 | uint64_t dt2; |
2818 | ||
f01be154 TS |
2819 | set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2820 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 2821 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2822 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2823 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2824 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2825 | } |
5f7319cd | 2826 | update_fcr31(env, GETPC()); |
b6d96bed | 2827 | return dt2; |
fd4a04eb | 2828 | } |
b6d96bed | 2829 | |
87552089 | 2830 | uint64_t helper_float_round_l_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2831 | { |
b6d96bed TS |
2832 | uint64_t dt2; |
2833 | ||
f01be154 TS |
2834 | set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2835 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
e320d05a | 2836 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2837 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2838 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2839 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2840 | } |
5f7319cd | 2841 | update_fcr31(env, GETPC()); |
b6d96bed | 2842 | return dt2; |
fd4a04eb | 2843 | } |
b6d96bed | 2844 | |
87552089 | 2845 | uint32_t helper_float_round_w_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2846 | { |
b6d96bed TS |
2847 | uint32_t wt2; |
2848 | ||
f01be154 TS |
2849 | set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2850 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 2851 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2852 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2853 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2854 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2855 | } |
5f7319cd | 2856 | update_fcr31(env, GETPC()); |
b6d96bed | 2857 | return wt2; |
fd4a04eb | 2858 | } |
b6d96bed | 2859 | |
87552089 | 2860 | uint32_t helper_float_round_w_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2861 | { |
b6d96bed TS |
2862 | uint32_t wt2; |
2863 | ||
f01be154 TS |
2864 | set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2865 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
e320d05a | 2866 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2867 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2868 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2869 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2870 | } |
5f7319cd | 2871 | update_fcr31(env, GETPC()); |
b6d96bed | 2872 | return wt2; |
fd4a04eb TS |
2873 | } |
2874 | ||
87552089 | 2875 | uint64_t helper_float_trunc_l_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2876 | { |
b6d96bed TS |
2877 | uint64_t dt2; |
2878 | ||
f01be154 | 2879 | dt2 = float64_to_int64_round_to_zero(fdt0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2880 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2881 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2882 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2883 | } |
5f7319cd | 2884 | update_fcr31(env, GETPC()); |
b6d96bed | 2885 | return dt2; |
fd4a04eb | 2886 | } |
b6d96bed | 2887 | |
87552089 | 2888 | uint64_t helper_float_trunc_l_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2889 | { |
b6d96bed TS |
2890 | uint64_t dt2; |
2891 | ||
f01be154 | 2892 | dt2 = float32_to_int64_round_to_zero(fst0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2893 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2894 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2895 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2896 | } |
5f7319cd | 2897 | update_fcr31(env, GETPC()); |
b6d96bed | 2898 | return dt2; |
fd4a04eb | 2899 | } |
b6d96bed | 2900 | |
87552089 | 2901 | uint32_t helper_float_trunc_w_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2902 | { |
b6d96bed TS |
2903 | uint32_t wt2; |
2904 | ||
f01be154 | 2905 | wt2 = float64_to_int32_round_to_zero(fdt0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2906 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2907 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2908 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2909 | } |
5f7319cd | 2910 | update_fcr31(env, GETPC()); |
b6d96bed | 2911 | return wt2; |
fd4a04eb | 2912 | } |
b6d96bed | 2913 | |
87552089 | 2914 | uint32_t helper_float_trunc_w_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2915 | { |
b6d96bed TS |
2916 | uint32_t wt2; |
2917 | ||
f01be154 | 2918 | wt2 = float32_to_int32_round_to_zero(fst0, &env->active_fpu.fp_status); |
4cc2e5f9 AJ |
2919 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2920 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2921 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2922 | } |
5f7319cd | 2923 | update_fcr31(env, GETPC()); |
b6d96bed | 2924 | return wt2; |
fd4a04eb TS |
2925 | } |
2926 | ||
87552089 | 2927 | uint64_t helper_float_ceil_l_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2928 | { |
b6d96bed TS |
2929 | uint64_t dt2; |
2930 | ||
f01be154 TS |
2931 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2932 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 2933 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2934 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2935 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2936 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2937 | } |
5f7319cd | 2938 | update_fcr31(env, GETPC()); |
b6d96bed | 2939 | return dt2; |
fd4a04eb | 2940 | } |
b6d96bed | 2941 | |
87552089 | 2942 | uint64_t helper_float_ceil_l_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2943 | { |
b6d96bed TS |
2944 | uint64_t dt2; |
2945 | ||
f01be154 TS |
2946 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2947 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
e320d05a | 2948 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2949 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2950 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2951 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2952 | } |
5f7319cd | 2953 | update_fcr31(env, GETPC()); |
b6d96bed | 2954 | return dt2; |
fd4a04eb | 2955 | } |
b6d96bed | 2956 | |
87552089 | 2957 | uint32_t helper_float_ceil_w_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2958 | { |
b6d96bed TS |
2959 | uint32_t wt2; |
2960 | ||
f01be154 TS |
2961 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2962 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 2963 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2964 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2965 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2966 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2967 | } |
5f7319cd | 2968 | update_fcr31(env, GETPC()); |
b6d96bed | 2969 | return wt2; |
fd4a04eb | 2970 | } |
b6d96bed | 2971 | |
87552089 | 2972 | uint32_t helper_float_ceil_w_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 2973 | { |
b6d96bed TS |
2974 | uint32_t wt2; |
2975 | ||
f01be154 TS |
2976 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2977 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
e320d05a | 2978 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2979 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2980 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2981 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 2982 | } |
5f7319cd | 2983 | update_fcr31(env, GETPC()); |
b6d96bed | 2984 | return wt2; |
fd4a04eb TS |
2985 | } |
2986 | ||
87552089 | 2987 | uint64_t helper_float_floor_l_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 2988 | { |
b6d96bed TS |
2989 | uint64_t dt2; |
2990 | ||
f01be154 TS |
2991 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
2992 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 2993 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
2994 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
2995 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 2996 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 2997 | } |
5f7319cd | 2998 | update_fcr31(env, GETPC()); |
b6d96bed | 2999 | return dt2; |
fd4a04eb | 3000 | } |
b6d96bed | 3001 | |
87552089 | 3002 | uint64_t helper_float_floor_l_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 3003 | { |
b6d96bed TS |
3004 | uint64_t dt2; |
3005 | ||
f01be154 TS |
3006 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
3007 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
e320d05a | 3008 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
3009 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
3010 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 3011 | dt2 = FP_TO_INT64_OVERFLOW; |
4cc2e5f9 | 3012 | } |
5f7319cd | 3013 | update_fcr31(env, GETPC()); |
b6d96bed | 3014 | return dt2; |
fd4a04eb | 3015 | } |
b6d96bed | 3016 | |
87552089 | 3017 | uint32_t helper_float_floor_w_d(CPUMIPSState *env, uint64_t fdt0) |
fd4a04eb | 3018 | { |
b6d96bed TS |
3019 | uint32_t wt2; |
3020 | ||
f01be154 TS |
3021 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
3022 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
e320d05a | 3023 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
3024 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
3025 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 3026 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 3027 | } |
5f7319cd | 3028 | update_fcr31(env, GETPC()); |
b6d96bed | 3029 | return wt2; |
fd4a04eb | 3030 | } |
b6d96bed | 3031 | |
87552089 | 3032 | uint32_t helper_float_floor_w_s(CPUMIPSState *env, uint32_t fst0) |
fd4a04eb | 3033 | { |
b6d96bed TS |
3034 | uint32_t wt2; |
3035 | ||
f01be154 TS |
3036 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
3037 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
e320d05a | 3038 | restore_rounding_mode(env); |
4cc2e5f9 AJ |
3039 | if (get_float_exception_flags(&env->active_fpu.fp_status) |
3040 | & (float_flag_invalid | float_flag_overflow)) { | |
05993cd0 | 3041 | wt2 = FP_TO_INT32_OVERFLOW; |
4cc2e5f9 | 3042 | } |
5f7319cd | 3043 | update_fcr31(env, GETPC()); |
b6d96bed | 3044 | return wt2; |
fd4a04eb TS |
3045 | } |
3046 | ||
87552089 AM |
3047 | uint64_t helper_float_cvt_2008_l_d(CPUMIPSState *env, uint64_t fdt0) |
3048 | { | |
3049 | uint64_t dt2; | |
3050 | ||
3051 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
3052 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3053 | & float_flag_invalid) { | |
3054 | if (float64_is_any_nan(fdt0)) { | |
3055 | dt2 = 0; | |
3056 | } | |
3057 | } | |
3058 | update_fcr31(env, GETPC()); | |
3059 | return dt2; | |
3060 | } | |
3061 | ||
3062 | uint64_t helper_float_cvt_2008_l_s(CPUMIPSState *env, uint32_t fst0) | |
3063 | { | |
3064 | uint64_t dt2; | |
3065 | ||
3066 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
3067 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3068 | & float_flag_invalid) { | |
3069 | if (float32_is_any_nan(fst0)) { | |
3070 | dt2 = 0; | |
3071 | } | |
3072 | } | |
3073 | update_fcr31(env, GETPC()); | |
3074 | return dt2; | |
3075 | } | |
3076 | ||
3077 | uint32_t helper_float_cvt_2008_w_d(CPUMIPSState *env, uint64_t fdt0) | |
3078 | { | |
3079 | uint32_t wt2; | |
3080 | ||
3081 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
3082 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3083 | & float_flag_invalid) { | |
3084 | if (float64_is_any_nan(fdt0)) { | |
3085 | wt2 = 0; | |
3086 | } | |
3087 | } | |
3088 | update_fcr31(env, GETPC()); | |
3089 | return wt2; | |
3090 | } | |
3091 | ||
3092 | uint32_t helper_float_cvt_2008_w_s(CPUMIPSState *env, uint32_t fst0) | |
3093 | { | |
3094 | uint32_t wt2; | |
3095 | ||
3096 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
3097 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3098 | & float_flag_invalid) { | |
3099 | if (float32_is_any_nan(fst0)) { | |
3100 | wt2 = 0; | |
3101 | } | |
3102 | } | |
3103 | update_fcr31(env, GETPC()); | |
3104 | return wt2; | |
3105 | } | |
3106 | ||
3107 | uint64_t helper_float_round_2008_l_d(CPUMIPSState *env, uint64_t fdt0) | |
3108 | { | |
3109 | uint64_t dt2; | |
3110 | ||
3111 | set_float_rounding_mode(float_round_nearest_even, | |
3112 | &env->active_fpu.fp_status); | |
3113 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
3114 | restore_rounding_mode(env); | |
3115 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3116 | & float_flag_invalid) { | |
3117 | if (float64_is_any_nan(fdt0)) { | |
3118 | dt2 = 0; | |
3119 | } | |
3120 | } | |
3121 | update_fcr31(env, GETPC()); | |
3122 | return dt2; | |
3123 | } | |
3124 | ||
3125 | uint64_t helper_float_round_2008_l_s(CPUMIPSState *env, uint32_t fst0) | |
3126 | { | |
3127 | uint64_t dt2; | |
3128 | ||
3129 | set_float_rounding_mode(float_round_nearest_even, | |
3130 | &env->active_fpu.fp_status); | |
3131 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
3132 | restore_rounding_mode(env); | |
3133 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3134 | & float_flag_invalid) { | |
3135 | if (float32_is_any_nan(fst0)) { | |
3136 | dt2 = 0; | |
3137 | } | |
3138 | } | |
3139 | update_fcr31(env, GETPC()); | |
3140 | return dt2; | |
3141 | } | |
3142 | ||
3143 | uint32_t helper_float_round_2008_w_d(CPUMIPSState *env, uint64_t fdt0) | |
3144 | { | |
3145 | uint32_t wt2; | |
3146 | ||
3147 | set_float_rounding_mode(float_round_nearest_even, | |
3148 | &env->active_fpu.fp_status); | |
3149 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
3150 | restore_rounding_mode(env); | |
3151 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3152 | & float_flag_invalid) { | |
3153 | if (float64_is_any_nan(fdt0)) { | |
3154 | wt2 = 0; | |
3155 | } | |
3156 | } | |
3157 | update_fcr31(env, GETPC()); | |
3158 | return wt2; | |
3159 | } | |
3160 | ||
3161 | uint32_t helper_float_round_2008_w_s(CPUMIPSState *env, uint32_t fst0) | |
3162 | { | |
3163 | uint32_t wt2; | |
3164 | ||
3165 | set_float_rounding_mode(float_round_nearest_even, | |
3166 | &env->active_fpu.fp_status); | |
3167 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
3168 | restore_rounding_mode(env); | |
3169 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3170 | & float_flag_invalid) { | |
3171 | if (float32_is_any_nan(fst0)) { | |
3172 | wt2 = 0; | |
3173 | } | |
3174 | } | |
3175 | update_fcr31(env, GETPC()); | |
3176 | return wt2; | |
3177 | } | |
3178 | ||
3179 | uint64_t helper_float_trunc_2008_l_d(CPUMIPSState *env, uint64_t fdt0) | |
3180 | { | |
3181 | uint64_t dt2; | |
3182 | ||
3183 | dt2 = float64_to_int64_round_to_zero(fdt0, &env->active_fpu.fp_status); | |
3184 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3185 | & float_flag_invalid) { | |
3186 | if (float64_is_any_nan(fdt0)) { | |
3187 | dt2 = 0; | |
3188 | } | |
3189 | } | |
3190 | update_fcr31(env, GETPC()); | |
3191 | return dt2; | |
3192 | } | |
3193 | ||
3194 | uint64_t helper_float_trunc_2008_l_s(CPUMIPSState *env, uint32_t fst0) | |
3195 | { | |
3196 | uint64_t dt2; | |
3197 | ||
3198 | dt2 = float32_to_int64_round_to_zero(fst0, &env->active_fpu.fp_status); | |
3199 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3200 | & float_flag_invalid) { | |
3201 | if (float32_is_any_nan(fst0)) { | |
3202 | dt2 = 0; | |
3203 | } | |
3204 | } | |
3205 | update_fcr31(env, GETPC()); | |
3206 | return dt2; | |
3207 | } | |
3208 | ||
3209 | uint32_t helper_float_trunc_2008_w_d(CPUMIPSState *env, uint64_t fdt0) | |
3210 | { | |
3211 | uint32_t wt2; | |
3212 | ||
3213 | wt2 = float64_to_int32_round_to_zero(fdt0, &env->active_fpu.fp_status); | |
3214 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3215 | & float_flag_invalid) { | |
3216 | if (float64_is_any_nan(fdt0)) { | |
3217 | wt2 = 0; | |
3218 | } | |
3219 | } | |
3220 | update_fcr31(env, GETPC()); | |
3221 | return wt2; | |
3222 | } | |
3223 | ||
3224 | uint32_t helper_float_trunc_2008_w_s(CPUMIPSState *env, uint32_t fst0) | |
3225 | { | |
3226 | uint32_t wt2; | |
3227 | ||
3228 | wt2 = float32_to_int32_round_to_zero(fst0, &env->active_fpu.fp_status); | |
3229 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3230 | & float_flag_invalid) { | |
3231 | if (float32_is_any_nan(fst0)) { | |
3232 | wt2 = 0; | |
3233 | } | |
3234 | } | |
3235 | update_fcr31(env, GETPC()); | |
3236 | return wt2; | |
3237 | } | |
3238 | ||
3239 | uint64_t helper_float_ceil_2008_l_d(CPUMIPSState *env, uint64_t fdt0) | |
3240 | { | |
3241 | uint64_t dt2; | |
3242 | ||
3243 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); | |
3244 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
3245 | restore_rounding_mode(env); | |
3246 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3247 | & float_flag_invalid) { | |
3248 | if (float64_is_any_nan(fdt0)) { | |
3249 | dt2 = 0; | |
3250 | } | |
3251 | } | |
3252 | update_fcr31(env, GETPC()); | |
3253 | return dt2; | |
3254 | } | |
3255 | ||
3256 | uint64_t helper_float_ceil_2008_l_s(CPUMIPSState *env, uint32_t fst0) | |
3257 | { | |
3258 | uint64_t dt2; | |
3259 | ||
3260 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); | |
3261 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
3262 | restore_rounding_mode(env); | |
3263 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3264 | & float_flag_invalid) { | |
3265 | if (float32_is_any_nan(fst0)) { | |
3266 | dt2 = 0; | |
3267 | } | |
3268 | } | |
3269 | update_fcr31(env, GETPC()); | |
3270 | return dt2; | |
3271 | } | |
3272 | ||
3273 | uint32_t helper_float_ceil_2008_w_d(CPUMIPSState *env, uint64_t fdt0) | |
3274 | { | |
3275 | uint32_t wt2; | |
3276 | ||
3277 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); | |
3278 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
3279 | restore_rounding_mode(env); | |
3280 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3281 | & float_flag_invalid) { | |
3282 | if (float64_is_any_nan(fdt0)) { | |
3283 | wt2 = 0; | |
3284 | } | |
3285 | } | |
3286 | update_fcr31(env, GETPC()); | |
3287 | return wt2; | |
3288 | } | |
3289 | ||
3290 | uint32_t helper_float_ceil_2008_w_s(CPUMIPSState *env, uint32_t fst0) | |
3291 | { | |
3292 | uint32_t wt2; | |
3293 | ||
3294 | set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); | |
3295 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
3296 | restore_rounding_mode(env); | |
3297 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3298 | & float_flag_invalid) { | |
3299 | if (float32_is_any_nan(fst0)) { | |
3300 | wt2 = 0; | |
3301 | } | |
3302 | } | |
3303 | update_fcr31(env, GETPC()); | |
3304 | return wt2; | |
3305 | } | |
3306 | ||
3307 | uint64_t helper_float_floor_2008_l_d(CPUMIPSState *env, uint64_t fdt0) | |
3308 | { | |
3309 | uint64_t dt2; | |
3310 | ||
3311 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); | |
3312 | dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); | |
3313 | restore_rounding_mode(env); | |
3314 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3315 | & float_flag_invalid) { | |
3316 | if (float64_is_any_nan(fdt0)) { | |
3317 | dt2 = 0; | |
3318 | } | |
3319 | } | |
3320 | update_fcr31(env, GETPC()); | |
3321 | return dt2; | |
3322 | } | |
3323 | ||
3324 | uint64_t helper_float_floor_2008_l_s(CPUMIPSState *env, uint32_t fst0) | |
3325 | { | |
3326 | uint64_t dt2; | |
3327 | ||
3328 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); | |
3329 | dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); | |
3330 | restore_rounding_mode(env); | |
3331 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3332 | & float_flag_invalid) { | |
3333 | if (float32_is_any_nan(fst0)) { | |
3334 | dt2 = 0; | |
3335 | } | |
3336 | } | |
3337 | update_fcr31(env, GETPC()); | |
3338 | return dt2; | |
3339 | } | |
3340 | ||
3341 | uint32_t helper_float_floor_2008_w_d(CPUMIPSState *env, uint64_t fdt0) | |
3342 | { | |
3343 | uint32_t wt2; | |
3344 | ||
3345 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); | |
3346 | wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); | |
3347 | restore_rounding_mode(env); | |
3348 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3349 | & float_flag_invalid) { | |
3350 | if (float64_is_any_nan(fdt0)) { | |
3351 | wt2 = 0; | |
3352 | } | |
3353 | } | |
3354 | update_fcr31(env, GETPC()); | |
3355 | return wt2; | |
3356 | } | |
3357 | ||
3358 | uint32_t helper_float_floor_2008_w_s(CPUMIPSState *env, uint32_t fst0) | |
3359 | { | |
3360 | uint32_t wt2; | |
3361 | ||
3362 | set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); | |
3363 | wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); | |
3364 | restore_rounding_mode(env); | |
3365 | if (get_float_exception_flags(&env->active_fpu.fp_status) | |
3366 | & float_flag_invalid) { | |
3367 | if (float32_is_any_nan(fst0)) { | |
3368 | wt2 = 0; | |
3369 | } | |
3370 | } | |
3371 | update_fcr31(env, GETPC()); | |
3372 | return wt2; | |
3373 | } | |
3374 | ||
a16336e4 | 3375 | /* unary operations, not modifying fp status */ |
b6d96bed | 3376 | #define FLOAT_UNOP(name) \ |
c01fccd2 | 3377 | uint64_t helper_float_ ## name ## _d(uint64_t fdt0) \ |
b6d96bed TS |
3378 | { \ |
3379 | return float64_ ## name(fdt0); \ | |
3380 | } \ | |
c01fccd2 | 3381 | uint32_t helper_float_ ## name ## _s(uint32_t fst0) \ |
b6d96bed TS |
3382 | { \ |
3383 | return float32_ ## name(fst0); \ | |
3384 | } \ | |
c01fccd2 | 3385 | uint64_t helper_float_ ## name ## _ps(uint64_t fdt0) \ |
b6d96bed TS |
3386 | { \ |
3387 | uint32_t wt0; \ | |
3388 | uint32_t wth0; \ | |
3389 | \ | |
3390 | wt0 = float32_ ## name(fdt0 & 0XFFFFFFFF); \ | |
3391 | wth0 = float32_ ## name(fdt0 >> 32); \ | |
3392 | return ((uint64_t)wth0 << 32) | wt0; \ | |
a16336e4 TS |
3393 | } |
3394 | FLOAT_UNOP(abs) | |
3395 | FLOAT_UNOP(chs) | |
3396 | #undef FLOAT_UNOP | |
3397 | ||
8dfdb87c | 3398 | /* MIPS specific unary operations */ |
895c2d04 | 3399 | uint64_t helper_float_recip_d(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3400 | { |
b6d96bed TS |
3401 | uint64_t fdt2; |
3402 | ||
05993cd0 | 3403 | fdt2 = float64_div(float64_one, fdt0, &env->active_fpu.fp_status); |
5f7319cd | 3404 | update_fcr31(env, GETPC()); |
b6d96bed | 3405 | return fdt2; |
8dfdb87c | 3406 | } |
b6d96bed | 3407 | |
895c2d04 | 3408 | uint32_t helper_float_recip_s(CPUMIPSState *env, uint32_t fst0) |
8dfdb87c | 3409 | { |
b6d96bed TS |
3410 | uint32_t fst2; |
3411 | ||
05993cd0 | 3412 | fst2 = float32_div(float32_one, fst0, &env->active_fpu.fp_status); |
5f7319cd | 3413 | update_fcr31(env, GETPC()); |
b6d96bed | 3414 | return fst2; |
57fa1fb3 | 3415 | } |
57fa1fb3 | 3416 | |
895c2d04 | 3417 | uint64_t helper_float_rsqrt_d(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3418 | { |
b6d96bed TS |
3419 | uint64_t fdt2; |
3420 | ||
f01be154 | 3421 | fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); |
05993cd0 | 3422 | fdt2 = float64_div(float64_one, fdt2, &env->active_fpu.fp_status); |
5f7319cd | 3423 | update_fcr31(env, GETPC()); |
b6d96bed | 3424 | return fdt2; |
8dfdb87c | 3425 | } |
b6d96bed | 3426 | |
895c2d04 | 3427 | uint32_t helper_float_rsqrt_s(CPUMIPSState *env, uint32_t fst0) |
8dfdb87c | 3428 | { |
b6d96bed TS |
3429 | uint32_t fst2; |
3430 | ||
f01be154 | 3431 | fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); |
05993cd0 | 3432 | fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); |
5f7319cd | 3433 | update_fcr31(env, GETPC()); |
b6d96bed | 3434 | return fst2; |
8dfdb87c TS |
3435 | } |
3436 | ||
895c2d04 | 3437 | uint64_t helper_float_recip1_d(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3438 | { |
b6d96bed TS |
3439 | uint64_t fdt2; |
3440 | ||
05993cd0 | 3441 | fdt2 = float64_div(float64_one, fdt0, &env->active_fpu.fp_status); |
5f7319cd | 3442 | update_fcr31(env, GETPC()); |
b6d96bed | 3443 | return fdt2; |
8dfdb87c | 3444 | } |
b6d96bed | 3445 | |
895c2d04 | 3446 | uint32_t helper_float_recip1_s(CPUMIPSState *env, uint32_t fst0) |
8dfdb87c | 3447 | { |
b6d96bed TS |
3448 | uint32_t fst2; |
3449 | ||
05993cd0 | 3450 | fst2 = float32_div(float32_one, fst0, &env->active_fpu.fp_status); |
5f7319cd | 3451 | update_fcr31(env, GETPC()); |
b6d96bed | 3452 | return fst2; |
8dfdb87c | 3453 | } |
b6d96bed | 3454 | |
895c2d04 | 3455 | uint64_t helper_float_recip1_ps(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3456 | { |
b6d96bed TS |
3457 | uint32_t fst2; |
3458 | uint32_t fsth2; | |
3459 | ||
05993cd0 AJ |
3460 | fst2 = float32_div(float32_one, fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); |
3461 | fsth2 = float32_div(float32_one, fdt0 >> 32, &env->active_fpu.fp_status); | |
5f7319cd | 3462 | update_fcr31(env, GETPC()); |
b6d96bed | 3463 | return ((uint64_t)fsth2 << 32) | fst2; |
8dfdb87c TS |
3464 | } |
3465 | ||
895c2d04 | 3466 | uint64_t helper_float_rsqrt1_d(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3467 | { |
b6d96bed TS |
3468 | uint64_t fdt2; |
3469 | ||
f01be154 | 3470 | fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); |
05993cd0 | 3471 | fdt2 = float64_div(float64_one, fdt2, &env->active_fpu.fp_status); |
5f7319cd | 3472 | update_fcr31(env, GETPC()); |
b6d96bed | 3473 | return fdt2; |
8dfdb87c | 3474 | } |
b6d96bed | 3475 | |
895c2d04 | 3476 | uint32_t helper_float_rsqrt1_s(CPUMIPSState *env, uint32_t fst0) |
8dfdb87c | 3477 | { |
b6d96bed TS |
3478 | uint32_t fst2; |
3479 | ||
f01be154 | 3480 | fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); |
05993cd0 | 3481 | fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); |
5f7319cd | 3482 | update_fcr31(env, GETPC()); |
b6d96bed | 3483 | return fst2; |
8dfdb87c | 3484 | } |
b6d96bed | 3485 | |
895c2d04 | 3486 | uint64_t helper_float_rsqrt1_ps(CPUMIPSState *env, uint64_t fdt0) |
8dfdb87c | 3487 | { |
b6d96bed TS |
3488 | uint32_t fst2; |
3489 | uint32_t fsth2; | |
3490 | ||
f01be154 TS |
3491 | fst2 = float32_sqrt(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); |
3492 | fsth2 = float32_sqrt(fdt0 >> 32, &env->active_fpu.fp_status); | |
05993cd0 AJ |
3493 | fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); |
3494 | fsth2 = float32_div(float32_one, fsth2, &env->active_fpu.fp_status); | |
5f7319cd | 3495 | update_fcr31(env, GETPC()); |
b6d96bed | 3496 | return ((uint64_t)fsth2 << 32) | fst2; |
57fa1fb3 | 3497 | } |
57fa1fb3 | 3498 | |
8fc605b8 MR |
3499 | #define FLOAT_RINT(name, bits) \ |
3500 | uint ## bits ## _t helper_float_ ## name (CPUMIPSState *env, \ | |
3501 | uint ## bits ## _t fs) \ | |
3502 | { \ | |
3503 | uint ## bits ## _t fdret; \ | |
3504 | \ | |
3505 | fdret = float ## bits ## _round_to_int(fs, &env->active_fpu.fp_status); \ | |
3506 | update_fcr31(env, GETPC()); \ | |
3507 | return fdret; \ | |
3508 | } | |
3509 | ||
3510 | FLOAT_RINT(rint_s, 32) | |
3511 | FLOAT_RINT(rint_d, 64) | |
3512 | #undef FLOAT_RINT | |
3513 | ||
3514 | #define FLOAT_CLASS_SIGNALING_NAN 0x001 | |
3515 | #define FLOAT_CLASS_QUIET_NAN 0x002 | |
3516 | #define FLOAT_CLASS_NEGATIVE_INFINITY 0x004 | |
3517 | #define FLOAT_CLASS_NEGATIVE_NORMAL 0x008 | |
3518 | #define FLOAT_CLASS_NEGATIVE_SUBNORMAL 0x010 | |
3519 | #define FLOAT_CLASS_NEGATIVE_ZERO 0x020 | |
3520 | #define FLOAT_CLASS_POSITIVE_INFINITY 0x040 | |
3521 | #define FLOAT_CLASS_POSITIVE_NORMAL 0x080 | |
3522 | #define FLOAT_CLASS_POSITIVE_SUBNORMAL 0x100 | |
3523 | #define FLOAT_CLASS_POSITIVE_ZERO 0x200 | |
3524 | ||
3525 | #define FLOAT_CLASS(name, bits) \ | |
af39bc8c AM |
3526 | uint ## bits ## _t float_ ## name (uint ## bits ## _t arg, \ |
3527 | float_status *status) \ | |
8fc605b8 | 3528 | { \ |
af39bc8c | 3529 | if (float ## bits ## _is_signaling_nan(arg, status)) { \ |
8fc605b8 | 3530 | return FLOAT_CLASS_SIGNALING_NAN; \ |
af39bc8c | 3531 | } else if (float ## bits ## _is_quiet_nan(arg, status)) { \ |
8fc605b8 MR |
3532 | return FLOAT_CLASS_QUIET_NAN; \ |
3533 | } else if (float ## bits ## _is_neg(arg)) { \ | |
3534 | if (float ## bits ## _is_infinity(arg)) { \ | |
3535 | return FLOAT_CLASS_NEGATIVE_INFINITY; \ | |
3536 | } else if (float ## bits ## _is_zero(arg)) { \ | |
3537 | return FLOAT_CLASS_NEGATIVE_ZERO; \ | |
3538 | } else if (float ## bits ## _is_zero_or_denormal(arg)) { \ | |
3539 | return FLOAT_CLASS_NEGATIVE_SUBNORMAL; \ | |
3540 | } else { \ | |
3541 | return FLOAT_CLASS_NEGATIVE_NORMAL; \ | |
3542 | } \ | |
3543 | } else { \ | |
3544 | if (float ## bits ## _is_infinity(arg)) { \ | |
3545 | return FLOAT_CLASS_POSITIVE_INFINITY; \ | |
3546 | } else if (float ## bits ## _is_zero(arg)) { \ | |
3547 | return FLOAT_CLASS_POSITIVE_ZERO; \ | |
3548 | } else if (float ## bits ## _is_zero_or_denormal(arg)) { \ | |
3549 | return FLOAT_CLASS_POSITIVE_SUBNORMAL; \ | |
3550 | } else { \ | |
3551 | return FLOAT_CLASS_POSITIVE_NORMAL; \ | |
3552 | } \ | |
3553 | } \ | |
af39bc8c AM |
3554 | } \ |
3555 | \ | |
3556 | uint ## bits ## _t helper_float_ ## name (CPUMIPSState *env, \ | |
3557 | uint ## bits ## _t arg) \ | |
3558 | { \ | |
3559 | return float_ ## name(arg, &env->active_fpu.fp_status); \ | |
8fc605b8 MR |
3560 | } |
3561 | ||
3562 | FLOAT_CLASS(class_s, 32) | |
3563 | FLOAT_CLASS(class_d, 64) | |
3564 | #undef FLOAT_CLASS | |
3565 | ||
fd4a04eb | 3566 | /* binary operations */ |
b6d96bed | 3567 | #define FLOAT_BINOP(name) \ |
895c2d04 BS |
3568 | uint64_t helper_float_ ## name ## _d(CPUMIPSState *env, \ |
3569 | uint64_t fdt0, uint64_t fdt1) \ | |
b6d96bed TS |
3570 | { \ |
3571 | uint64_t dt2; \ | |
3572 | \ | |
f01be154 | 3573 | dt2 = float64_ ## name (fdt0, fdt1, &env->active_fpu.fp_status); \ |
5f7319cd | 3574 | update_fcr31(env, GETPC()); \ |
b6d96bed TS |
3575 | return dt2; \ |
3576 | } \ | |
3577 | \ | |
895c2d04 BS |
3578 | uint32_t helper_float_ ## name ## _s(CPUMIPSState *env, \ |
3579 | uint32_t fst0, uint32_t fst1) \ | |
b6d96bed TS |
3580 | { \ |
3581 | uint32_t wt2; \ | |
3582 | \ | |
f01be154 | 3583 | wt2 = float32_ ## name (fst0, fst1, &env->active_fpu.fp_status); \ |
5f7319cd | 3584 | update_fcr31(env, GETPC()); \ |
b6d96bed TS |
3585 | return wt2; \ |
3586 | } \ | |
3587 | \ | |
895c2d04 BS |
3588 | uint64_t helper_float_ ## name ## _ps(CPUMIPSState *env, \ |
3589 | uint64_t fdt0, \ | |
3590 | uint64_t fdt1) \ | |
b6d96bed TS |
3591 | { \ |
3592 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; \ | |
3593 | uint32_t fsth0 = fdt0 >> 32; \ | |
3594 | uint32_t fst1 = fdt1 & 0XFFFFFFFF; \ | |
3595 | uint32_t fsth1 = fdt1 >> 32; \ | |
3596 | uint32_t wt2; \ | |
3597 | uint32_t wth2; \ | |
3598 | \ | |
f01be154 TS |
3599 | wt2 = float32_ ## name (fst0, fst1, &env->active_fpu.fp_status); \ |
3600 | wth2 = float32_ ## name (fsth0, fsth1, &env->active_fpu.fp_status); \ | |
5f7319cd | 3601 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3602 | return ((uint64_t)wth2 << 32) | wt2; \ |
fd4a04eb | 3603 | } |
b6d96bed | 3604 | |
fd4a04eb TS |
3605 | FLOAT_BINOP(add) |
3606 | FLOAT_BINOP(sub) | |
3607 | FLOAT_BINOP(mul) | |
3608 | FLOAT_BINOP(div) | |
3609 | #undef FLOAT_BINOP | |
3610 | ||
8dfdb87c | 3611 | /* MIPS specific binary operations */ |
895c2d04 | 3612 | uint64_t helper_float_recip2_d(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) |
8dfdb87c | 3613 | { |
f01be154 | 3614 | fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); |
05993cd0 | 3615 | fdt2 = float64_chs(float64_sub(fdt2, float64_one, &env->active_fpu.fp_status)); |
5f7319cd | 3616 | update_fcr31(env, GETPC()); |
b6d96bed | 3617 | return fdt2; |
8dfdb87c | 3618 | } |
b6d96bed | 3619 | |
895c2d04 | 3620 | uint32_t helper_float_recip2_s(CPUMIPSState *env, uint32_t fst0, uint32_t fst2) |
8dfdb87c | 3621 | { |
f01be154 | 3622 | fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
05993cd0 | 3623 | fst2 = float32_chs(float32_sub(fst2, float32_one, &env->active_fpu.fp_status)); |
5f7319cd | 3624 | update_fcr31(env, GETPC()); |
b6d96bed | 3625 | return fst2; |
8dfdb87c | 3626 | } |
b6d96bed | 3627 | |
895c2d04 | 3628 | uint64_t helper_float_recip2_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) |
8dfdb87c | 3629 | { |
b6d96bed TS |
3630 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; |
3631 | uint32_t fsth0 = fdt0 >> 32; | |
3632 | uint32_t fst2 = fdt2 & 0XFFFFFFFF; | |
3633 | uint32_t fsth2 = fdt2 >> 32; | |
3634 | ||
f01be154 TS |
3635 | fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
3636 | fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); | |
05993cd0 AJ |
3637 | fst2 = float32_chs(float32_sub(fst2, float32_one, &env->active_fpu.fp_status)); |
3638 | fsth2 = float32_chs(float32_sub(fsth2, float32_one, &env->active_fpu.fp_status)); | |
5f7319cd | 3639 | update_fcr31(env, GETPC()); |
b6d96bed | 3640 | return ((uint64_t)fsth2 << 32) | fst2; |
8dfdb87c TS |
3641 | } |
3642 | ||
895c2d04 | 3643 | uint64_t helper_float_rsqrt2_d(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) |
8dfdb87c | 3644 | { |
f01be154 | 3645 | fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); |
05993cd0 | 3646 | fdt2 = float64_sub(fdt2, float64_one, &env->active_fpu.fp_status); |
f01be154 | 3647 | fdt2 = float64_chs(float64_div(fdt2, FLOAT_TWO64, &env->active_fpu.fp_status)); |
5f7319cd | 3648 | update_fcr31(env, GETPC()); |
b6d96bed | 3649 | return fdt2; |
8dfdb87c | 3650 | } |
b6d96bed | 3651 | |
895c2d04 | 3652 | uint32_t helper_float_rsqrt2_s(CPUMIPSState *env, uint32_t fst0, uint32_t fst2) |
8dfdb87c | 3653 | { |
f01be154 | 3654 | fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
05993cd0 | 3655 | fst2 = float32_sub(fst2, float32_one, &env->active_fpu.fp_status); |
f01be154 | 3656 | fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, &env->active_fpu.fp_status)); |
5f7319cd | 3657 | update_fcr31(env, GETPC()); |
b6d96bed | 3658 | return fst2; |
8dfdb87c | 3659 | } |
b6d96bed | 3660 | |
895c2d04 | 3661 | uint64_t helper_float_rsqrt2_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) |
8dfdb87c | 3662 | { |
b6d96bed TS |
3663 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; |
3664 | uint32_t fsth0 = fdt0 >> 32; | |
3665 | uint32_t fst2 = fdt2 & 0XFFFFFFFF; | |
3666 | uint32_t fsth2 = fdt2 >> 32; | |
3667 | ||
f01be154 TS |
3668 | fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
3669 | fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); | |
05993cd0 AJ |
3670 | fst2 = float32_sub(fst2, float32_one, &env->active_fpu.fp_status); |
3671 | fsth2 = float32_sub(fsth2, float32_one, &env->active_fpu.fp_status); | |
f01be154 TS |
3672 | fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, &env->active_fpu.fp_status)); |
3673 | fsth2 = float32_chs(float32_div(fsth2, FLOAT_TWO32, &env->active_fpu.fp_status)); | |
5f7319cd | 3674 | update_fcr31(env, GETPC()); |
b6d96bed | 3675 | return ((uint64_t)fsth2 << 32) | fst2; |
57fa1fb3 | 3676 | } |
57fa1fb3 | 3677 | |
895c2d04 | 3678 | uint64_t helper_float_addr_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt1) |
fd4a04eb | 3679 | { |
b6d96bed TS |
3680 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; |
3681 | uint32_t fsth0 = fdt0 >> 32; | |
3682 | uint32_t fst1 = fdt1 & 0XFFFFFFFF; | |
3683 | uint32_t fsth1 = fdt1 >> 32; | |
3684 | uint32_t fst2; | |
3685 | uint32_t fsth2; | |
3686 | ||
f01be154 TS |
3687 | fst2 = float32_add (fst0, fsth0, &env->active_fpu.fp_status); |
3688 | fsth2 = float32_add (fst1, fsth1, &env->active_fpu.fp_status); | |
5f7319cd | 3689 | update_fcr31(env, GETPC()); |
b6d96bed | 3690 | return ((uint64_t)fsth2 << 32) | fst2; |
fd4a04eb TS |
3691 | } |
3692 | ||
895c2d04 | 3693 | uint64_t helper_float_mulr_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt1) |
57fa1fb3 | 3694 | { |
b6d96bed TS |
3695 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; |
3696 | uint32_t fsth0 = fdt0 >> 32; | |
3697 | uint32_t fst1 = fdt1 & 0XFFFFFFFF; | |
3698 | uint32_t fsth1 = fdt1 >> 32; | |
3699 | uint32_t fst2; | |
3700 | uint32_t fsth2; | |
3701 | ||
f01be154 TS |
3702 | fst2 = float32_mul (fst0, fsth0, &env->active_fpu.fp_status); |
3703 | fsth2 = float32_mul (fst1, fsth1, &env->active_fpu.fp_status); | |
5f7319cd | 3704 | update_fcr31(env, GETPC()); |
b6d96bed | 3705 | return ((uint64_t)fsth2 << 32) | fst2; |
57fa1fb3 TS |
3706 | } |
3707 | ||
8fc605b8 MR |
3708 | #define FLOAT_MINMAX(name, bits, minmaxfunc) \ |
3709 | uint ## bits ## _t helper_float_ ## name (CPUMIPSState *env, \ | |
3710 | uint ## bits ## _t fs, \ | |
3711 | uint ## bits ## _t ft) \ | |
3712 | { \ | |
3713 | uint ## bits ## _t fdret; \ | |
3714 | \ | |
3715 | fdret = float ## bits ## _ ## minmaxfunc(fs, ft, \ | |
3716 | &env->active_fpu.fp_status); \ | |
3717 | update_fcr31(env, GETPC()); \ | |
3718 | return fdret; \ | |
3719 | } | |
3720 | ||
3721 | FLOAT_MINMAX(max_s, 32, maxnum) | |
3722 | FLOAT_MINMAX(max_d, 64, maxnum) | |
3723 | FLOAT_MINMAX(maxa_s, 32, maxnummag) | |
3724 | FLOAT_MINMAX(maxa_d, 64, maxnummag) | |
3725 | ||
3726 | FLOAT_MINMAX(min_s, 32, minnum) | |
3727 | FLOAT_MINMAX(min_d, 64, minnum) | |
3728 | FLOAT_MINMAX(mina_s, 32, minnummag) | |
3729 | FLOAT_MINMAX(mina_d, 64, minnummag) | |
3730 | #undef FLOAT_MINMAX | |
3731 | ||
3732 | /* ternary operations */ | |
3733 | #define UNFUSED_FMA(prefix, a, b, c, flags) \ | |
3734 | { \ | |
3735 | a = prefix##_mul(a, b, &env->active_fpu.fp_status); \ | |
3736 | if ((flags) & float_muladd_negate_c) { \ | |
3737 | a = prefix##_sub(a, c, &env->active_fpu.fp_status); \ | |
3738 | } else { \ | |
3739 | a = prefix##_add(a, c, &env->active_fpu.fp_status); \ | |
3740 | } \ | |
3741 | if ((flags) & float_muladd_negate_result) { \ | |
3742 | a = prefix##_chs(a); \ | |
3743 | } \ | |
3744 | } | |
3745 | ||
3746 | /* FMA based operations */ | |
3747 | #define FLOAT_FMA(name, type) \ | |
3748 | uint64_t helper_float_ ## name ## _d(CPUMIPSState *env, \ | |
3749 | uint64_t fdt0, uint64_t fdt1, \ | |
3750 | uint64_t fdt2) \ | |
3751 | { \ | |
3752 | UNFUSED_FMA(float64, fdt0, fdt1, fdt2, type); \ | |
3753 | update_fcr31(env, GETPC()); \ | |
3754 | return fdt0; \ | |
3755 | } \ | |
3756 | \ | |
3757 | uint32_t helper_float_ ## name ## _s(CPUMIPSState *env, \ | |
3758 | uint32_t fst0, uint32_t fst1, \ | |
3759 | uint32_t fst2) \ | |
3760 | { \ | |
3761 | UNFUSED_FMA(float32, fst0, fst1, fst2, type); \ | |
3762 | update_fcr31(env, GETPC()); \ | |
3763 | return fst0; \ | |
3764 | } \ | |
3765 | \ | |
3766 | uint64_t helper_float_ ## name ## _ps(CPUMIPSState *env, \ | |
3767 | uint64_t fdt0, uint64_t fdt1, \ | |
3768 | uint64_t fdt2) \ | |
3769 | { \ | |
3770 | uint32_t fst0 = fdt0 & 0XFFFFFFFF; \ | |
3771 | uint32_t fsth0 = fdt0 >> 32; \ | |
3772 | uint32_t fst1 = fdt1 & 0XFFFFFFFF; \ | |
3773 | uint32_t fsth1 = fdt1 >> 32; \ | |
3774 | uint32_t fst2 = fdt2 & 0XFFFFFFFF; \ | |
3775 | uint32_t fsth2 = fdt2 >> 32; \ | |
3776 | \ | |
3777 | UNFUSED_FMA(float32, fst0, fst1, fst2, type); \ | |
3778 | UNFUSED_FMA(float32, fsth0, fsth1, fsth2, type); \ | |
3779 | update_fcr31(env, GETPC()); \ | |
3780 | return ((uint64_t)fsth0 << 32) | fst0; \ | |
3781 | } | |
3782 | FLOAT_FMA(madd, 0) | |
3783 | FLOAT_FMA(msub, float_muladd_negate_c) | |
3784 | FLOAT_FMA(nmadd, float_muladd_negate_result) | |
3785 | FLOAT_FMA(nmsub, float_muladd_negate_result | float_muladd_negate_c) | |
3786 | #undef FLOAT_FMA | |
3787 | ||
3788 | #define FLOAT_FMADDSUB(name, bits, muladd_arg) \ | |
3789 | uint ## bits ## _t helper_float_ ## name (CPUMIPSState *env, \ | |
3790 | uint ## bits ## _t fs, \ | |
3791 | uint ## bits ## _t ft, \ | |
3792 | uint ## bits ## _t fd) \ | |
3793 | { \ | |
3794 | uint ## bits ## _t fdret; \ | |
3795 | \ | |
3796 | fdret = float ## bits ## _muladd(fs, ft, fd, muladd_arg, \ | |
3797 | &env->active_fpu.fp_status); \ | |
3798 | update_fcr31(env, GETPC()); \ | |
3799 | return fdret; \ | |
3800 | } | |
3801 | ||
3802 | FLOAT_FMADDSUB(maddf_s, 32, 0) | |
3803 | FLOAT_FMADDSUB(maddf_d, 64, 0) | |
3804 | FLOAT_FMADDSUB(msubf_s, 32, float_muladd_negate_product) | |
3805 | FLOAT_FMADDSUB(msubf_d, 64, float_muladd_negate_product) | |
3806 | #undef FLOAT_FMADDSUB | |
3807 | ||
8dfdb87c | 3808 | /* compare operations */ |
b6d96bed | 3809 | #define FOP_COND_D(op, cond) \ |
895c2d04 BS |
3810 | void helper_cmp_d_ ## op(CPUMIPSState *env, uint64_t fdt0, \ |
3811 | uint64_t fdt1, int cc) \ | |
b6d96bed | 3812 | { \ |
6a385343 | 3813 | int c; \ |
6a385343 | 3814 | c = cond; \ |
5f7319cd | 3815 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3816 | if (c) \ |
f01be154 | 3817 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3818 | else \ |
f01be154 | 3819 | CLEAR_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3820 | } \ |
895c2d04 BS |
3821 | void helper_cmpabs_d_ ## op(CPUMIPSState *env, uint64_t fdt0, \ |
3822 | uint64_t fdt1, int cc) \ | |
b6d96bed TS |
3823 | { \ |
3824 | int c; \ | |
3825 | fdt0 = float64_abs(fdt0); \ | |
3826 | fdt1 = float64_abs(fdt1); \ | |
3827 | c = cond; \ | |
5f7319cd | 3828 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3829 | if (c) \ |
f01be154 | 3830 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3831 | else \ |
f01be154 | 3832 | CLEAR_FP_COND(cc, env->active_fpu); \ |
fd4a04eb TS |
3833 | } |
3834 | ||
fd4a04eb | 3835 | /* NOTE: the comma operator will make "cond" to eval to false, |
3a599383 AJ |
3836 | * but float64_unordered_quiet() is still called. */ |
3837 | FOP_COND_D(f, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status), 0)) | |
3838 | FOP_COND_D(un, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status)) | |
06a0e6b1 | 3839 | FOP_COND_D(eq, float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) |
211315fb | 3840 | FOP_COND_D(ueq, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) |
06a0e6b1 AJ |
3841 | FOP_COND_D(olt, float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) |
3842 | FOP_COND_D(ult, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) | |
3843 | FOP_COND_D(ole, float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) | |
3844 | FOP_COND_D(ule, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) | |
fd4a04eb | 3845 | /* NOTE: the comma operator will make "cond" to eval to false, |
3a599383 AJ |
3846 | * but float64_unordered() is still called. */ |
3847 | FOP_COND_D(sf, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status), 0)) | |
3848 | FOP_COND_D(ngle,float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3849 | FOP_COND_D(seq, float64_eq(fdt0, fdt1, &env->active_fpu.fp_status)) |
3850 | FOP_COND_D(ngl, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq(fdt0, fdt1, &env->active_fpu.fp_status)) | |
3851 | FOP_COND_D(lt, float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) | |
3a599383 | 3852 | FOP_COND_D(nge, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) |
06a0e6b1 | 3853 | FOP_COND_D(le, float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) |
3a599383 | 3854 | FOP_COND_D(ngt, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) |
b6d96bed TS |
3855 | |
3856 | #define FOP_COND_S(op, cond) \ | |
895c2d04 BS |
3857 | void helper_cmp_s_ ## op(CPUMIPSState *env, uint32_t fst0, \ |
3858 | uint32_t fst1, int cc) \ | |
b6d96bed | 3859 | { \ |
6a385343 | 3860 | int c; \ |
6a385343 | 3861 | c = cond; \ |
5f7319cd | 3862 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3863 | if (c) \ |
f01be154 | 3864 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3865 | else \ |
f01be154 | 3866 | CLEAR_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3867 | } \ |
895c2d04 BS |
3868 | void helper_cmpabs_s_ ## op(CPUMIPSState *env, uint32_t fst0, \ |
3869 | uint32_t fst1, int cc) \ | |
b6d96bed TS |
3870 | { \ |
3871 | int c; \ | |
3872 | fst0 = float32_abs(fst0); \ | |
3873 | fst1 = float32_abs(fst1); \ | |
3874 | c = cond; \ | |
5f7319cd | 3875 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3876 | if (c) \ |
f01be154 | 3877 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3878 | else \ |
f01be154 | 3879 | CLEAR_FP_COND(cc, env->active_fpu); \ |
fd4a04eb TS |
3880 | } |
3881 | ||
fd4a04eb | 3882 | /* NOTE: the comma operator will make "cond" to eval to false, |
3a599383 AJ |
3883 | * but float32_unordered_quiet() is still called. */ |
3884 | FOP_COND_S(f, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), 0)) | |
3885 | FOP_COND_S(un, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status)) | |
06a0e6b1 | 3886 | FOP_COND_S(eq, float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) |
211315fb | 3887 | FOP_COND_S(ueq, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) |
06a0e6b1 AJ |
3888 | FOP_COND_S(olt, float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status)) |
3889 | FOP_COND_S(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status)) | |
3890 | FOP_COND_S(ole, float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status)) | |
3891 | FOP_COND_S(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status)) | |
fd4a04eb | 3892 | /* NOTE: the comma operator will make "cond" to eval to false, |
3a599383 AJ |
3893 | * but float32_unordered() is still called. */ |
3894 | FOP_COND_S(sf, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status), 0)) | |
3895 | FOP_COND_S(ngle,float32_unordered(fst1, fst0, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3896 | FOP_COND_S(seq, float32_eq(fst0, fst1, &env->active_fpu.fp_status)) |
3897 | FOP_COND_S(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status)) | |
3898 | FOP_COND_S(lt, float32_lt(fst0, fst1, &env->active_fpu.fp_status)) | |
3a599383 | 3899 | FOP_COND_S(nge, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status)) |
06a0e6b1 | 3900 | FOP_COND_S(le, float32_le(fst0, fst1, &env->active_fpu.fp_status)) |
3a599383 | 3901 | FOP_COND_S(ngt, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status)) |
b6d96bed TS |
3902 | |
3903 | #define FOP_COND_PS(op, condl, condh) \ | |
895c2d04 BS |
3904 | void helper_cmp_ps_ ## op(CPUMIPSState *env, uint64_t fdt0, \ |
3905 | uint64_t fdt1, int cc) \ | |
b6d96bed | 3906 | { \ |
6a385343 AJ |
3907 | uint32_t fst0, fsth0, fst1, fsth1; \ |
3908 | int ch, cl; \ | |
6a385343 AJ |
3909 | fst0 = fdt0 & 0XFFFFFFFF; \ |
3910 | fsth0 = fdt0 >> 32; \ | |
3911 | fst1 = fdt1 & 0XFFFFFFFF; \ | |
3912 | fsth1 = fdt1 >> 32; \ | |
3913 | cl = condl; \ | |
3914 | ch = condh; \ | |
5f7319cd | 3915 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3916 | if (cl) \ |
f01be154 | 3917 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3918 | else \ |
f01be154 | 3919 | CLEAR_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3920 | if (ch) \ |
f01be154 | 3921 | SET_FP_COND(cc + 1, env->active_fpu); \ |
b6d96bed | 3922 | else \ |
f01be154 | 3923 | CLEAR_FP_COND(cc + 1, env->active_fpu); \ |
b6d96bed | 3924 | } \ |
895c2d04 BS |
3925 | void helper_cmpabs_ps_ ## op(CPUMIPSState *env, uint64_t fdt0, \ |
3926 | uint64_t fdt1, int cc) \ | |
b6d96bed | 3927 | { \ |
6a385343 AJ |
3928 | uint32_t fst0, fsth0, fst1, fsth1; \ |
3929 | int ch, cl; \ | |
3930 | fst0 = float32_abs(fdt0 & 0XFFFFFFFF); \ | |
3931 | fsth0 = float32_abs(fdt0 >> 32); \ | |
3932 | fst1 = float32_abs(fdt1 & 0XFFFFFFFF); \ | |
3933 | fsth1 = float32_abs(fdt1 >> 32); \ | |
3934 | cl = condl; \ | |
3935 | ch = condh; \ | |
5f7319cd | 3936 | update_fcr31(env, GETPC()); \ |
b6d96bed | 3937 | if (cl) \ |
f01be154 | 3938 | SET_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3939 | else \ |
f01be154 | 3940 | CLEAR_FP_COND(cc, env->active_fpu); \ |
b6d96bed | 3941 | if (ch) \ |
f01be154 | 3942 | SET_FP_COND(cc + 1, env->active_fpu); \ |
b6d96bed | 3943 | else \ |
f01be154 | 3944 | CLEAR_FP_COND(cc + 1, env->active_fpu); \ |
fd4a04eb TS |
3945 | } |
3946 | ||
3947 | /* NOTE: the comma operator will make "cond" to eval to false, | |
3a599383 AJ |
3948 | * but float32_unordered_quiet() is still called. */ |
3949 | FOP_COND_PS(f, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), 0), | |
3950 | (float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status), 0)) | |
3951 | FOP_COND_PS(un, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), | |
3952 | float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3953 | FOP_COND_PS(eq, float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), |
3954 | float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
211315fb AJ |
3955 | FOP_COND_PS(ueq, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), |
3956 | float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3957 | FOP_COND_PS(olt, float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status), |
3958 | float32_lt_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3959 | FOP_COND_PS(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status), | |
3960 | float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3961 | FOP_COND_PS(ole, float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status), | |
3962 | float32_le_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3963 | FOP_COND_PS(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status), | |
3964 | float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_le_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) | |
fd4a04eb | 3965 | /* NOTE: the comma operator will make "cond" to eval to false, |
3a599383 AJ |
3966 | * but float32_unordered() is still called. */ |
3967 | FOP_COND_PS(sf, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status), 0), | |
3968 | (float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status), 0)) | |
3969 | FOP_COND_PS(ngle,float32_unordered(fst1, fst0, &env->active_fpu.fp_status), | |
3970 | float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3971 | FOP_COND_PS(seq, float32_eq(fst0, fst1, &env->active_fpu.fp_status), |
3972 | float32_eq(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3973 | FOP_COND_PS(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status), | |
3974 | float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3975 | FOP_COND_PS(lt, float32_lt(fst0, fst1, &env->active_fpu.fp_status), | |
3976 | float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3a599383 AJ |
3977 | FOP_COND_PS(nge, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status), |
3978 | float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) | |
06a0e6b1 AJ |
3979 | FOP_COND_PS(le, float32_le(fst0, fst1, &env->active_fpu.fp_status), |
3980 | float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3a599383 AJ |
3981 | FOP_COND_PS(ngt, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status), |
3982 | float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) | |
3f493883 YK |
3983 | |
3984 | /* R6 compare operations */ | |
3985 | #define FOP_CONDN_D(op, cond) \ | |
3986 | uint64_t helper_r6_cmp_d_ ## op(CPUMIPSState * env, uint64_t fdt0, \ | |
3987 | uint64_t fdt1) \ | |
3988 | { \ | |
3989 | uint64_t c; \ | |
3990 | c = cond; \ | |
3991 | update_fcr31(env, GETPC()); \ | |
3992 | if (c) { \ | |
3993 | return -1; \ | |
3994 | } else { \ | |
3995 | return 0; \ | |
3996 | } \ | |
3997 | } | |
3998 | ||
3999 | /* NOTE: the comma operator will make "cond" to eval to false, | |
4000 | * but float64_unordered_quiet() is still called. */ | |
4001 | FOP_CONDN_D(af, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status), 0)) | |
4002 | FOP_CONDN_D(un, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status))) | |
4003 | FOP_CONDN_D(eq, (float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4004 | FOP_CONDN_D(ueq, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4005 | || float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4006 | FOP_CONDN_D(lt, (float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4007 | FOP_CONDN_D(ult, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4008 | || float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4009 | FOP_CONDN_D(le, (float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4010 | FOP_CONDN_D(ule, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4011 | || float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4012 | /* NOTE: the comma operator will make "cond" to eval to false, | |
4013 | * but float64_unordered() is still called. */ | |
4014 | FOP_CONDN_D(saf, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status), 0)) | |
4015 | FOP_CONDN_D(sun, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status))) | |
4016 | FOP_CONDN_D(seq, (float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4017 | FOP_CONDN_D(sueq, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) | |
4018 | || float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4019 | FOP_CONDN_D(slt, (float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4020 | FOP_CONDN_D(sult, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) | |
4021 | || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4022 | FOP_CONDN_D(sle, (float64_le(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4023 | FOP_CONDN_D(sule, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) | |
4024 | || float64_le(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4025 | FOP_CONDN_D(or, (float64_le_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4026 | || float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4027 | FOP_CONDN_D(une, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4028 | || float64_lt_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4029 | || float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4030 | FOP_CONDN_D(ne, (float64_lt_quiet(fdt1, fdt0, &env->active_fpu.fp_status) | |
4031 | || float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4032 | FOP_CONDN_D(sor, (float64_le(fdt1, fdt0, &env->active_fpu.fp_status) | |
4033 | || float64_le(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4034 | FOP_CONDN_D(sune, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) | |
4035 | || float64_lt(fdt1, fdt0, &env->active_fpu.fp_status) | |
4036 | || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4037 | FOP_CONDN_D(sne, (float64_lt(fdt1, fdt0, &env->active_fpu.fp_status) | |
4038 | || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))) | |
4039 | ||
4040 | #define FOP_CONDN_S(op, cond) \ | |
4041 | uint32_t helper_r6_cmp_s_ ## op(CPUMIPSState * env, uint32_t fst0, \ | |
4042 | uint32_t fst1) \ | |
4043 | { \ | |
4044 | uint64_t c; \ | |
4045 | c = cond; \ | |
4046 | update_fcr31(env, GETPC()); \ | |
4047 | if (c) { \ | |
4048 | return -1; \ | |
4049 | } else { \ | |
4050 | return 0; \ | |
4051 | } \ | |
4052 | } | |
4053 | ||
4054 | /* NOTE: the comma operator will make "cond" to eval to false, | |
4055 | * but float32_unordered_quiet() is still called. */ | |
4056 | FOP_CONDN_S(af, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), 0)) | |
4057 | FOP_CONDN_S(un, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status))) | |
4058 | FOP_CONDN_S(eq, (float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4059 | FOP_CONDN_S(ueq, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4060 | || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4061 | FOP_CONDN_S(lt, (float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4062 | FOP_CONDN_S(ult, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4063 | || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4064 | FOP_CONDN_S(le, (float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4065 | FOP_CONDN_S(ule, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4066 | || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4067 | /* NOTE: the comma operator will make "cond" to eval to false, | |
4068 | * but float32_unordered() is still called. */ | |
4069 | FOP_CONDN_S(saf, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status), 0)) | |
4070 | FOP_CONDN_S(sun, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status))) | |
4071 | FOP_CONDN_S(seq, (float32_eq(fst0, fst1, &env->active_fpu.fp_status))) | |
4072 | FOP_CONDN_S(sueq, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status) | |
4073 | || float32_eq(fst0, fst1, &env->active_fpu.fp_status))) | |
4074 | FOP_CONDN_S(slt, (float32_lt(fst0, fst1, &env->active_fpu.fp_status))) | |
4075 | FOP_CONDN_S(sult, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status) | |
4076 | || float32_lt(fst0, fst1, &env->active_fpu.fp_status))) | |
4077 | FOP_CONDN_S(sle, (float32_le(fst0, fst1, &env->active_fpu.fp_status))) | |
4078 | FOP_CONDN_S(sule, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status) | |
4079 | || float32_le(fst0, fst1, &env->active_fpu.fp_status))) | |
4080 | FOP_CONDN_S(or, (float32_le_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4081 | || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4082 | FOP_CONDN_S(une, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4083 | || float32_lt_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4084 | || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4085 | FOP_CONDN_S(ne, (float32_lt_quiet(fst1, fst0, &env->active_fpu.fp_status) | |
4086 | || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status))) | |
4087 | FOP_CONDN_S(sor, (float32_le(fst1, fst0, &env->active_fpu.fp_status) | |
4088 | || float32_le(fst0, fst1, &env->active_fpu.fp_status))) | |
4089 | FOP_CONDN_S(sune, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status) | |
4090 | || float32_lt(fst1, fst0, &env->active_fpu.fp_status) | |
4091 | || float32_lt(fst0, fst1, &env->active_fpu.fp_status))) | |
4092 | FOP_CONDN_S(sne, (float32_lt(fst1, fst0, &env->active_fpu.fp_status) | |
4093 | || float32_lt(fst0, fst1, &env->active_fpu.fp_status))) | |
f7685877 YK |
4094 | |
4095 | /* MSA */ | |
4096 | /* Data format min and max values */ | |
4097 | #define DF_BITS(df) (1 << ((df) + 3)) | |
4098 | ||
4099 | /* Element-by-element access macros */ | |
4100 | #define DF_ELEMENTS(df) (MSA_WRLEN / DF_BITS(df)) | |
4101 | ||
adc370a4 YK |
4102 | #if !defined(CONFIG_USER_ONLY) |
4103 | #define MEMOP_IDX(DF) \ | |
4104 | TCGMemOpIdx oi = make_memop_idx(MO_TE | DF | MO_UNALN, \ | |
97ed5ccd | 4105 | cpu_mmu_index(env, false)); |
adc370a4 YK |
4106 | #else |
4107 | #define MEMOP_IDX(DF) | |
4108 | #endif | |
f7685877 | 4109 | |
adc370a4 YK |
4110 | #define MSA_LD_DF(DF, TYPE, LD_INSN, ...) \ |
4111 | void helper_msa_ld_ ## TYPE(CPUMIPSState *env, uint32_t wd, \ | |
4112 | target_ulong addr) \ | |
4113 | { \ | |
4114 | wr_t *pwd = &(env->active_fpu.fpr[wd].wr); \ | |
4115 | wr_t wx; \ | |
4116 | int i; \ | |
4117 | MEMOP_IDX(DF) \ | |
4118 | for (i = 0; i < DF_ELEMENTS(DF); i++) { \ | |
4119 | wx.TYPE[i] = LD_INSN(env, addr + (i << DF), ##__VA_ARGS__); \ | |
4120 | } \ | |
4121 | memcpy(pwd, &wx, sizeof(wr_t)); \ | |
f7685877 YK |
4122 | } |
4123 | ||
adc370a4 | 4124 | #if !defined(CONFIG_USER_ONLY) |
01ecaf43 RH |
4125 | MSA_LD_DF(DF_BYTE, b, helper_ret_ldub_mmu, oi, GETPC()) |
4126 | MSA_LD_DF(DF_HALF, h, helper_ret_lduw_mmu, oi, GETPC()) | |
4127 | MSA_LD_DF(DF_WORD, w, helper_ret_ldul_mmu, oi, GETPC()) | |
4128 | MSA_LD_DF(DF_DOUBLE, d, helper_ret_ldq_mmu, oi, GETPC()) | |
adc370a4 YK |
4129 | #else |
4130 | MSA_LD_DF(DF_BYTE, b, cpu_ldub_data) | |
4131 | MSA_LD_DF(DF_HALF, h, cpu_lduw_data) | |
4132 | MSA_LD_DF(DF_WORD, w, cpu_ldl_data) | |
4133 | MSA_LD_DF(DF_DOUBLE, d, cpu_ldq_data) | |
4134 | #endif | |
f7685877 | 4135 | |
adc370a4 YK |
4136 | #define MSA_PAGESPAN(x) \ |
4137 | ((((x) & ~TARGET_PAGE_MASK) + MSA_WRLEN/8 - 1) >= TARGET_PAGE_SIZE) | |
4138 | ||
4139 | static inline void ensure_writable_pages(CPUMIPSState *env, | |
4140 | target_ulong addr, | |
4141 | int mmu_idx, | |
4142 | uintptr_t retaddr) | |
4143 | { | |
4144 | #if !defined(CONFIG_USER_ONLY) | |
4145 | target_ulong page_addr; | |
4146 | if (unlikely(MSA_PAGESPAN(addr))) { | |
4147 | /* first page */ | |
4148 | probe_write(env, addr, mmu_idx, retaddr); | |
4149 | /* second page */ | |
4150 | page_addr = (addr & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; | |
4151 | probe_write(env, page_addr, mmu_idx, retaddr); | |
f7685877 | 4152 | } |
adc370a4 | 4153 | #endif |
f7685877 | 4154 | } |
adc370a4 YK |
4155 | |
4156 | #define MSA_ST_DF(DF, TYPE, ST_INSN, ...) \ | |
4157 | void helper_msa_st_ ## TYPE(CPUMIPSState *env, uint32_t wd, \ | |
4158 | target_ulong addr) \ | |
4159 | { \ | |
4160 | wr_t *pwd = &(env->active_fpu.fpr[wd].wr); \ | |
97ed5ccd | 4161 | int mmu_idx = cpu_mmu_index(env, false); \ |
adc370a4 YK |
4162 | int i; \ |
4163 | MEMOP_IDX(DF) \ | |
01ecaf43 | 4164 | ensure_writable_pages(env, addr, mmu_idx, GETPC()); \ |
adc370a4 YK |
4165 | for (i = 0; i < DF_ELEMENTS(DF); i++) { \ |
4166 | ST_INSN(env, addr + (i << DF), pwd->TYPE[i], ##__VA_ARGS__); \ | |
4167 | } \ | |
4168 | } | |
4169 | ||
4170 | #if !defined(CONFIG_USER_ONLY) | |
01ecaf43 RH |
4171 | MSA_ST_DF(DF_BYTE, b, helper_ret_stb_mmu, oi, GETPC()) |
4172 | MSA_ST_DF(DF_HALF, h, helper_ret_stw_mmu, oi, GETPC()) | |
4173 | MSA_ST_DF(DF_WORD, w, helper_ret_stl_mmu, oi, GETPC()) | |
4174 | MSA_ST_DF(DF_DOUBLE, d, helper_ret_stq_mmu, oi, GETPC()) | |
adc370a4 YK |
4175 | #else |
4176 | MSA_ST_DF(DF_BYTE, b, cpu_stb_data) | |
4177 | MSA_ST_DF(DF_HALF, h, cpu_stw_data) | |
4178 | MSA_ST_DF(DF_WORD, w, cpu_stl_data) | |
4179 | MSA_ST_DF(DF_DOUBLE, d, cpu_stq_data) | |
4180 | #endif | |
0d74a222 LA |
4181 | |
4182 | void helper_cache(CPUMIPSState *env, target_ulong addr, uint32_t op) | |
4183 | { | |
4184 | #ifndef CONFIG_USER_ONLY | |
4185 | target_ulong index = addr & 0x1fffffff; | |
4186 | if (op == 9) { | |
4187 | /* Index Store Tag */ | |
4188 | memory_region_dispatch_write(env->itc_tag, index, env->CP0_TagLo, | |
4189 | 8, MEMTXATTRS_UNSPECIFIED); | |
4190 | } else if (op == 5) { | |
4191 | /* Index Load Tag */ | |
4192 | memory_region_dispatch_read(env->itc_tag, index, &env->CP0_TagLo, | |
4193 | 8, MEMTXATTRS_UNSPECIFIED); | |
4194 | } | |
4195 | #endif | |
4196 | } |