1 /* 2 * MMX/3DNow!/SSE/SSE2/SSE3/SSSE3/SSE4/PNI support 3 * 4 * Copyright (c) 2005 Fabrice Bellard 5 * Copyright (c) 2008 Intel Corporation <andrew.zaborowski (at) intel.com> 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 19 */ 20 #if SHIFT == 0 21 #define Reg MMXReg 22 #define XMM_ONLY(...) 23 #define B(n) MMX_B(n) 24 #define W(n) MMX_W(n) 25 #define L(n) MMX_L(n) 26 #define Q(n) q 27 #define SUFFIX _mmx 28 #else 29 #define Reg XMMReg 30 #define XMM_ONLY(...) __VA_ARGS__ 31 #define B(n) XMM_B(n) 32 #define W(n) XMM_W(n) 33 #define L(n) XMM_L(n) 34 #define Q(n) XMM_Q(n) 35 #define SUFFIX _xmm 36 #endif 37 38 void glue(helper_psrlw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 39 { 40 int shift; 41 42 if (s->Q(0) > 15) { 43 d->Q(0) = 0; 44 #if SHIFT == 1 45 d->Q(1) = 0; 46 #endif 47 } else { 48 shift = s->B(0); 49 d->W(0) >>= shift; 50 d->W(1) >>= shift; 51 d->W(2) >>= shift; 52 d->W(3) >>= shift; 53 #if SHIFT == 1 54 d->W(4) >>= shift; 55 d->W(5) >>= shift; 56 d->W(6) >>= shift; 57 d->W(7) >>= shift; 58 #endif 59 } 60 } 61 62 void glue(helper_psraw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 63 { 64 int shift; 65 66 if (s->Q(0) > 15) { 67 shift = 15; 68 } else { 69 shift = s->B(0); 70 } 71 d->W(0) = (int16_t)d->W(0) >> shift; 72 d->W(1) = (int16_t)d->W(1) >> shift; 73 d->W(2) = (int16_t)d->W(2) >> shift; 74 d->W(3) = (int16_t)d->W(3) >> shift; 75 #if SHIFT == 1 76 d->W(4) = (int16_t)d->W(4) >> shift; 77 d->W(5) = (int16_t)d->W(5) >> shift; 78 d->W(6) = (int16_t)d->W(6) >> shift; 79 d->W(7) = (int16_t)d->W(7) >> shift; 80 #endif 81 } 82 83 void glue(helper_psllw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 84 { 85 int shift; 86 87 if (s->Q(0) > 15) { 88 d->Q(0) = 0; 89 #if SHIFT == 1 90 d->Q(1) = 0; 91 #endif 92 } else { 93 shift = s->B(0); 94 d->W(0) <<= shift; 95 d->W(1) <<= shift; 96 d->W(2) <<= shift; 97 d->W(3) <<= shift; 98 #if SHIFT == 1 99 d->W(4) <<= shift; 100 d->W(5) <<= shift; 101 d->W(6) <<= shift; 102 d->W(7) <<= shift; 103 #endif 104 } 105 } 106 107 void glue(helper_psrld, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 108 { 109 int shift; 110 111 if (s->Q(0) > 31) { 112 d->Q(0) = 0; 113 #if SHIFT == 1 114 d->Q(1) = 0; 115 #endif 116 } else { 117 shift = s->B(0); 118 d->L(0) >>= shift; 119 d->L(1) >>= shift; 120 #if SHIFT == 1 121 d->L(2) >>= shift; 122 d->L(3) >>= shift; 123 #endif 124 } 125 } 126 127 void glue(helper_psrad, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 128 { 129 int shift; 130 131 if (s->Q(0) > 31) { 132 shift = 31; 133 } else { 134 shift = s->B(0); 135 } 136 d->L(0) = (int32_t)d->L(0) >> shift; 137 d->L(1) = (int32_t)d->L(1) >> shift; 138 #if SHIFT == 1 139 d->L(2) = (int32_t)d->L(2) >> shift; 140 d->L(3) = (int32_t)d->L(3) >> shift; 141 #endif 142 } 143 144 void glue(helper_pslld, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 145 { 146 int shift; 147 148 if (s->Q(0) > 31) { 149 d->Q(0) = 0; 150 #if SHIFT == 1 151 d->Q(1) = 0; 152 #endif 153 } else { 154 shift = s->B(0); 155 d->L(0) <<= shift; 156 d->L(1) <<= shift; 157 #if SHIFT == 1 158 d->L(2) <<= shift; 159 d->L(3) <<= shift; 160 #endif 161 } 162 } 163 164 void glue(helper_psrlq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 165 { 166 int shift; 167 168 if (s->Q(0) > 63) { 169 d->Q(0) = 0; 170 #if SHIFT == 1 171 d->Q(1) = 0; 172 #endif 173 } else { 174 shift = s->B(0); 175 d->Q(0) >>= shift; 176 #if SHIFT == 1 177 d->Q(1) >>= shift; 178 #endif 179 } 180 } 181 182 void glue(helper_psllq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 183 { 184 int shift; 185 186 if (s->Q(0) > 63) { 187 d->Q(0) = 0; 188 #if SHIFT == 1 189 d->Q(1) = 0; 190 #endif 191 } else { 192 shift = s->B(0); 193 d->Q(0) <<= shift; 194 #if SHIFT == 1 195 d->Q(1) <<= shift; 196 #endif 197 } 198 } 199 200 #if SHIFT == 1 201 void glue(helper_psrldq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 202 { 203 int shift, i; 204 205 shift = s->L(0); 206 if (shift > 16) { 207 shift = 16; 208 } 209 for (i = 0; i < 16 - shift; i++) { 210 d->B(i) = d->B(i + shift); 211 } 212 for (i = 16 - shift; i < 16; i++) { 213 d->B(i) = 0; 214 } 215 } 216 217 void glue(helper_pslldq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 218 { 219 int shift, i; 220 221 shift = s->L(0); 222 if (shift > 16) { 223 shift = 16; 224 } 225 for (i = 15; i >= shift; i--) { 226 d->B(i) = d->B(i - shift); 227 } 228 for (i = 0; i < shift; i++) { 229 d->B(i) = 0; 230 } 231 } 232 #endif 233 234 #define SSE_HELPER_B(name, F) \ 235 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 236 { \ 237 d->B(0) = F(d->B(0), s->B(0)); \ 238 d->B(1) = F(d->B(1), s->B(1)); \ 239 d->B(2) = F(d->B(2), s->B(2)); \ 240 d->B(3) = F(d->B(3), s->B(3)); \ 241 d->B(4) = F(d->B(4), s->B(4)); \ 242 d->B(5) = F(d->B(5), s->B(5)); \ 243 d->B(6) = F(d->B(6), s->B(6)); \ 244 d->B(7) = F(d->B(7), s->B(7)); \ 245 XMM_ONLY( \ 246 d->B(8) = F(d->B(8), s->B(8)); \ 247 d->B(9) = F(d->B(9), s->B(9)); \ 248 d->B(10) = F(d->B(10), s->B(10)); \ 249 d->B(11) = F(d->B(11), s->B(11)); \ 250 d->B(12) = F(d->B(12), s->B(12)); \ 251 d->B(13) = F(d->B(13), s->B(13)); \ 252 d->B(14) = F(d->B(14), s->B(14)); \ 253 d->B(15) = F(d->B(15), s->B(15)); \ 254 ) \ 255 } 256 257 #define SSE_HELPER_W(name, F) \ 258 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 259 { \ 260 d->W(0) = F(d->W(0), s->W(0)); \ 261 d->W(1) = F(d->W(1), s->W(1)); \ 262 d->W(2) = F(d->W(2), s->W(2)); \ 263 d->W(3) = F(d->W(3), s->W(3)); \ 264 XMM_ONLY( \ 265 d->W(4) = F(d->W(4), s->W(4)); \ 266 d->W(5) = F(d->W(5), s->W(5)); \ 267 d->W(6) = F(d->W(6), s->W(6)); \ 268 d->W(7) = F(d->W(7), s->W(7)); \ 269 ) \ 270 } 271 272 #define SSE_HELPER_L(name, F) \ 273 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 274 { \ 275 d->L(0) = F(d->L(0), s->L(0)); \ 276 d->L(1) = F(d->L(1), s->L(1)); \ 277 XMM_ONLY( \ 278 d->L(2) = F(d->L(2), s->L(2)); \ 279 d->L(3) = F(d->L(3), s->L(3)); \ 280 ) \ 281 } 282 283 #define SSE_HELPER_Q(name, F) \ 284 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 285 { \ 286 d->Q(0) = F(d->Q(0), s->Q(0)); \ 287 XMM_ONLY( \ 288 d->Q(1) = F(d->Q(1), s->Q(1)); \ 289 ) \ 290 } 291 292 #if SHIFT == 0 293 static inline int satub(int x) 294 { 295 if (x < 0) { 296 return 0; 297 } else if (x > 255) { 298 return 255; 299 } else { 300 return x; 301 } 302 } 303 304 static inline int satuw(int x) 305 { 306 if (x < 0) { 307 return 0; 308 } else if (x > 65535) { 309 return 65535; 310 } else { 311 return x; 312 } 313 } 314 315 static inline int satsb(int x) 316 { 317 if (x < -128) { 318 return -128; 319 } else if (x > 127) { 320 return 127; 321 } else { 322 return x; 323 } 324 } 325 326 static inline int satsw(int x) 327 { 328 if (x < -32768) { 329 return -32768; 330 } else if (x > 32767) { 331 return 32767; 332 } else { 333 return x; 334 } 335 } 336 337 #define FADD(a, b) ((a) + (b)) 338 #define FADDUB(a, b) satub((a) + (b)) 339 #define FADDUW(a, b) satuw((a) + (b)) 340 #define FADDSB(a, b) satsb((int8_t)(a) + (int8_t)(b)) 341 #define FADDSW(a, b) satsw((int16_t)(a) + (int16_t)(b)) 342 343 #define FSUB(a, b) ((a) - (b)) 344 #define FSUBUB(a, b) satub((a) - (b)) 345 #define FSUBUW(a, b) satuw((a) - (b)) 346 #define FSUBSB(a, b) satsb((int8_t)(a) - (int8_t)(b)) 347 #define FSUBSW(a, b) satsw((int16_t)(a) - (int16_t)(b)) 348 #define FMINUB(a, b) ((a) < (b)) ? (a) : (b) 349 #define FMINSW(a, b) ((int16_t)(a) < (int16_t)(b)) ? (a) : (b) 350 #define FMAXUB(a, b) ((a) > (b)) ? (a) : (b) 351 #define FMAXSW(a, b) ((int16_t)(a) > (int16_t)(b)) ? (a) : (b) 352 353 #define FAND(a, b) ((a) & (b)) 354 #define FANDN(a, b) ((~(a)) & (b)) 355 #define FOR(a, b) ((a) | (b)) 356 #define FXOR(a, b) ((a) ^ (b)) 357 358 #define FCMPGTB(a, b) ((int8_t)(a) > (int8_t)(b) ? -1 : 0) 359 #define FCMPGTW(a, b) ((int16_t)(a) > (int16_t)(b) ? -1 : 0) 360 #define FCMPGTL(a, b) ((int32_t)(a) > (int32_t)(b) ? -1 : 0) 361 #define FCMPEQ(a, b) ((a) == (b) ? -1 : 0) 362 363 #define FMULLW(a, b) ((a) * (b)) 364 #define FMULHRW(a, b) (((int16_t)(a) * (int16_t)(b) + 0x8000) >> 16) 365 #define FMULHUW(a, b) ((a) * (b) >> 16) 366 #define FMULHW(a, b) ((int16_t)(a) * (int16_t)(b) >> 16) 367 368 #define FAVG(a, b) (((a) + (b) + 1) >> 1) 369 #endif 370 371 SSE_HELPER_B(helper_paddb, FADD) 372 SSE_HELPER_W(helper_paddw, FADD) 373 SSE_HELPER_L(helper_paddl, FADD) 374 SSE_HELPER_Q(helper_paddq, FADD) 375 376 SSE_HELPER_B(helper_psubb, FSUB) 377 SSE_HELPER_W(helper_psubw, FSUB) 378 SSE_HELPER_L(helper_psubl, FSUB) 379 SSE_HELPER_Q(helper_psubq, FSUB) 380 381 SSE_HELPER_B(helper_paddusb, FADDUB) 382 SSE_HELPER_B(helper_paddsb, FADDSB) 383 SSE_HELPER_B(helper_psubusb, FSUBUB) 384 SSE_HELPER_B(helper_psubsb, FSUBSB) 385 386 SSE_HELPER_W(helper_paddusw, FADDUW) 387 SSE_HELPER_W(helper_paddsw, FADDSW) 388 SSE_HELPER_W(helper_psubusw, FSUBUW) 389 SSE_HELPER_W(helper_psubsw, FSUBSW) 390 391 SSE_HELPER_B(helper_pminub, FMINUB) 392 SSE_HELPER_B(helper_pmaxub, FMAXUB) 393 394 SSE_HELPER_W(helper_pminsw, FMINSW) 395 SSE_HELPER_W(helper_pmaxsw, FMAXSW) 396 397 SSE_HELPER_Q(helper_pand, FAND) 398 SSE_HELPER_Q(helper_pandn, FANDN) 399 SSE_HELPER_Q(helper_por, FOR) 400 SSE_HELPER_Q(helper_pxor, FXOR) 401 402 SSE_HELPER_B(helper_pcmpgtb, FCMPGTB) 403 SSE_HELPER_W(helper_pcmpgtw, FCMPGTW) 404 SSE_HELPER_L(helper_pcmpgtl, FCMPGTL) 405 406 SSE_HELPER_B(helper_pcmpeqb, FCMPEQ) 407 SSE_HELPER_W(helper_pcmpeqw, FCMPEQ) 408 SSE_HELPER_L(helper_pcmpeql, FCMPEQ) 409 410 SSE_HELPER_W(helper_pmullw, FMULLW) 411 #if SHIFT == 0 412 SSE_HELPER_W(helper_pmulhrw, FMULHRW) 413 #endif 414 SSE_HELPER_W(helper_pmulhuw, FMULHUW) 415 SSE_HELPER_W(helper_pmulhw, FMULHW) 416 417 SSE_HELPER_B(helper_pavgb, FAVG) 418 SSE_HELPER_W(helper_pavgw, FAVG) 419 420 void glue(helper_pmuludq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 421 { 422 d->Q(0) = (uint64_t)s->L(0) * (uint64_t)d->L(0); 423 #if SHIFT == 1 424 d->Q(1) = (uint64_t)s->L(2) * (uint64_t)d->L(2); 425 #endif 426 } 427 428 void glue(helper_pmaddwd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 429 { 430 int i; 431 432 for (i = 0; i < (2 << SHIFT); i++) { 433 d->L(i) = (int16_t)s->W(2 * i) * (int16_t)d->W(2 * i) + 434 (int16_t)s->W(2 * i + 1) * (int16_t)d->W(2 * i + 1); 435 } 436 } 437 438 #if SHIFT == 0 439 static inline int abs1(int a) 440 { 441 if (a < 0) { 442 return -a; 443 } else { 444 return a; 445 } 446 } 447 #endif 448 void glue(helper_psadbw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 449 { 450 unsigned int val; 451 452 val = 0; 453 val += abs1(d->B(0) - s->B(0)); 454 val += abs1(d->B(1) - s->B(1)); 455 val += abs1(d->B(2) - s->B(2)); 456 val += abs1(d->B(3) - s->B(3)); 457 val += abs1(d->B(4) - s->B(4)); 458 val += abs1(d->B(5) - s->B(5)); 459 val += abs1(d->B(6) - s->B(6)); 460 val += abs1(d->B(7) - s->B(7)); 461 d->Q(0) = val; 462 #if SHIFT == 1 463 val = 0; 464 val += abs1(d->B(8) - s->B(8)); 465 val += abs1(d->B(9) - s->B(9)); 466 val += abs1(d->B(10) - s->B(10)); 467 val += abs1(d->B(11) - s->B(11)); 468 val += abs1(d->B(12) - s->B(12)); 469 val += abs1(d->B(13) - s->B(13)); 470 val += abs1(d->B(14) - s->B(14)); 471 val += abs1(d->B(15) - s->B(15)); 472 d->Q(1) = val; 473 #endif 474 } 475 476 void glue(helper_maskmov, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 477 target_ulong a0) 478 { 479 int i; 480 481 for (i = 0; i < (8 << SHIFT); i++) { 482 if (s->B(i) & 0x80) { 483 cpu_stb_data(env, a0 + i, d->B(i)); 484 } 485 } 486 } 487 488 void glue(helper_movl_mm_T0, SUFFIX)(Reg *d, uint32_t val) 489 { 490 d->L(0) = val; 491 d->L(1) = 0; 492 #if SHIFT == 1 493 d->Q(1) = 0; 494 #endif 495 } 496 497 #ifdef TARGET_X86_64 498 void glue(helper_movq_mm_T0, SUFFIX)(Reg *d, uint64_t val) 499 { 500 d->Q(0) = val; 501 #if SHIFT == 1 502 d->Q(1) = 0; 503 #endif 504 } 505 #endif 506 507 #if SHIFT == 0 508 void glue(helper_pshufw, SUFFIX)(Reg *d, Reg *s, int order) 509 { 510 Reg r; 511 512 r.W(0) = s->W(order & 3); 513 r.W(1) = s->W((order >> 2) & 3); 514 r.W(2) = s->W((order >> 4) & 3); 515 r.W(3) = s->W((order >> 6) & 3); 516 *d = r; 517 } 518 #else 519 void helper_shufps(Reg *d, Reg *s, int order) 520 { 521 Reg r; 522 523 r.L(0) = d->L(order & 3); 524 r.L(1) = d->L((order >> 2) & 3); 525 r.L(2) = s->L((order >> 4) & 3); 526 r.L(3) = s->L((order >> 6) & 3); 527 *d = r; 528 } 529 530 void helper_shufpd(Reg *d, Reg *s, int order) 531 { 532 Reg r; 533 534 r.Q(0) = d->Q(order & 1); 535 r.Q(1) = s->Q((order >> 1) & 1); 536 *d = r; 537 } 538 539 void glue(helper_pshufd, SUFFIX)(Reg *d, Reg *s, int order) 540 { 541 Reg r; 542 543 r.L(0) = s->L(order & 3); 544 r.L(1) = s->L((order >> 2) & 3); 545 r.L(2) = s->L((order >> 4) & 3); 546 r.L(3) = s->L((order >> 6) & 3); 547 *d = r; 548 } 549 550 void glue(helper_pshuflw, SUFFIX)(Reg *d, Reg *s, int order) 551 { 552 Reg r; 553 554 r.W(0) = s->W(order & 3); 555 r.W(1) = s->W((order >> 2) & 3); 556 r.W(2) = s->W((order >> 4) & 3); 557 r.W(3) = s->W((order >> 6) & 3); 558 r.Q(1) = s->Q(1); 559 *d = r; 560 } 561 562 void glue(helper_pshufhw, SUFFIX)(Reg *d, Reg *s, int order) 563 { 564 Reg r; 565 566 r.Q(0) = s->Q(0); 567 r.W(4) = s->W(4 + (order & 3)); 568 r.W(5) = s->W(4 + ((order >> 2) & 3)); 569 r.W(6) = s->W(4 + ((order >> 4) & 3)); 570 r.W(7) = s->W(4 + ((order >> 6) & 3)); 571 *d = r; 572 } 573 #endif 574 575 #if SHIFT == 1 576 /* FPU ops */ 577 /* XXX: not accurate */ 578 579 #define SSE_HELPER_S(name, F) \ 580 void helper_ ## name ## ps(CPUX86State *env, Reg *d, Reg *s) \ 581 { \ 582 d->XMM_S(0) = F(32, d->XMM_S(0), s->XMM_S(0)); \ 583 d->XMM_S(1) = F(32, d->XMM_S(1), s->XMM_S(1)); \ 584 d->XMM_S(2) = F(32, d->XMM_S(2), s->XMM_S(2)); \ 585 d->XMM_S(3) = F(32, d->XMM_S(3), s->XMM_S(3)); \ 586 } \ 587 \ 588 void helper_ ## name ## ss(CPUX86State *env, Reg *d, Reg *s) \ 589 { \ 590 d->XMM_S(0) = F(32, d->XMM_S(0), s->XMM_S(0)); \ 591 } \ 592 \ 593 void helper_ ## name ## pd(CPUX86State *env, Reg *d, Reg *s) \ 594 { \ 595 d->XMM_D(0) = F(64, d->XMM_D(0), s->XMM_D(0)); \ 596 d->XMM_D(1) = F(64, d->XMM_D(1), s->XMM_D(1)); \ 597 } \ 598 \ 599 void helper_ ## name ## sd(CPUX86State *env, Reg *d, Reg *s) \ 600 { \ 601 d->XMM_D(0) = F(64, d->XMM_D(0), s->XMM_D(0)); \ 602 } 603 604 #define FPU_ADD(size, a, b) float ## size ## _add(a, b, &env->sse_status) 605 #define FPU_SUB(size, a, b) float ## size ## _sub(a, b, &env->sse_status) 606 #define FPU_MUL(size, a, b) float ## size ## _mul(a, b, &env->sse_status) 607 #define FPU_DIV(size, a, b) float ## size ## _div(a, b, &env->sse_status) 608 #define FPU_SQRT(size, a, b) float ## size ## _sqrt(b, &env->sse_status) 609 610 /* Note that the choice of comparison op here is important to get the 611 * special cases right: for min and max Intel specifies that (-0,0), 612 * (NaN, anything) and (anything, NaN) return the second argument. 613 */ 614 #define FPU_MIN(size, a, b) \ 615 (float ## size ## _lt(a, b, &env->sse_status) ? (a) : (b)) 616 #define FPU_MAX(size, a, b) \ 617 (float ## size ## _lt(b, a, &env->sse_status) ? (a) : (b)) 618 619 SSE_HELPER_S(add, FPU_ADD) 620 SSE_HELPER_S(sub, FPU_SUB) 621 SSE_HELPER_S(mul, FPU_MUL) 622 SSE_HELPER_S(div, FPU_DIV) 623 SSE_HELPER_S(min, FPU_MIN) 624 SSE_HELPER_S(max, FPU_MAX) 625 SSE_HELPER_S(sqrt, FPU_SQRT) 626 627 628 /* float to float conversions */ 629 void helper_cvtps2pd(CPUX86State *env, Reg *d, Reg *s) 630 { 631 float32 s0, s1; 632 633 s0 = s->XMM_S(0); 634 s1 = s->XMM_S(1); 635 d->XMM_D(0) = float32_to_float64(s0, &env->sse_status); 636 d->XMM_D(1) = float32_to_float64(s1, &env->sse_status); 637 } 638 639 void helper_cvtpd2ps(CPUX86State *env, Reg *d, Reg *s) 640 { 641 d->XMM_S(0) = float64_to_float32(s->XMM_D(0), &env->sse_status); 642 d->XMM_S(1) = float64_to_float32(s->XMM_D(1), &env->sse_status); 643 d->Q(1) = 0; 644 } 645 646 void helper_cvtss2sd(CPUX86State *env, Reg *d, Reg *s) 647 { 648 d->XMM_D(0) = float32_to_float64(s->XMM_S(0), &env->sse_status); 649 } 650 651 void helper_cvtsd2ss(CPUX86State *env, Reg *d, Reg *s) 652 { 653 d->XMM_S(0) = float64_to_float32(s->XMM_D(0), &env->sse_status); 654 } 655 656 /* integer to float */ 657 void helper_cvtdq2ps(CPUX86State *env, Reg *d, Reg *s) 658 { 659 d->XMM_S(0) = int32_to_float32(s->XMM_L(0), &env->sse_status); 660 d->XMM_S(1) = int32_to_float32(s->XMM_L(1), &env->sse_status); 661 d->XMM_S(2) = int32_to_float32(s->XMM_L(2), &env->sse_status); 662 d->XMM_S(3) = int32_to_float32(s->XMM_L(3), &env->sse_status); 663 } 664 665 void helper_cvtdq2pd(CPUX86State *env, Reg *d, Reg *s) 666 { 667 int32_t l0, l1; 668 669 l0 = (int32_t)s->XMM_L(0); 670 l1 = (int32_t)s->XMM_L(1); 671 d->XMM_D(0) = int32_to_float64(l0, &env->sse_status); 672 d->XMM_D(1) = int32_to_float64(l1, &env->sse_status); 673 } 674 675 void helper_cvtpi2ps(CPUX86State *env, XMMReg *d, MMXReg *s) 676 { 677 d->XMM_S(0) = int32_to_float32(s->MMX_L(0), &env->sse_status); 678 d->XMM_S(1) = int32_to_float32(s->MMX_L(1), &env->sse_status); 679 } 680 681 void helper_cvtpi2pd(CPUX86State *env, XMMReg *d, MMXReg *s) 682 { 683 d->XMM_D(0) = int32_to_float64(s->MMX_L(0), &env->sse_status); 684 d->XMM_D(1) = int32_to_float64(s->MMX_L(1), &env->sse_status); 685 } 686 687 void helper_cvtsi2ss(CPUX86State *env, XMMReg *d, uint32_t val) 688 { 689 d->XMM_S(0) = int32_to_float32(val, &env->sse_status); 690 } 691 692 void helper_cvtsi2sd(CPUX86State *env, XMMReg *d, uint32_t val) 693 { 694 d->XMM_D(0) = int32_to_float64(val, &env->sse_status); 695 } 696 697 #ifdef TARGET_X86_64 698 void helper_cvtsq2ss(CPUX86State *env, XMMReg *d, uint64_t val) 699 { 700 d->XMM_S(0) = int64_to_float32(val, &env->sse_status); 701 } 702 703 void helper_cvtsq2sd(CPUX86State *env, XMMReg *d, uint64_t val) 704 { 705 d->XMM_D(0) = int64_to_float64(val, &env->sse_status); 706 } 707 #endif 708 709 /* float to integer */ 710 void helper_cvtps2dq(CPUX86State *env, XMMReg *d, XMMReg *s) 711 { 712 d->XMM_L(0) = float32_to_int32(s->XMM_S(0), &env->sse_status); 713 d->XMM_L(1) = float32_to_int32(s->XMM_S(1), &env->sse_status); 714 d->XMM_L(2) = float32_to_int32(s->XMM_S(2), &env->sse_status); 715 d->XMM_L(3) = float32_to_int32(s->XMM_S(3), &env->sse_status); 716 } 717 718 void helper_cvtpd2dq(CPUX86State *env, XMMReg *d, XMMReg *s) 719 { 720 d->XMM_L(0) = float64_to_int32(s->XMM_D(0), &env->sse_status); 721 d->XMM_L(1) = float64_to_int32(s->XMM_D(1), &env->sse_status); 722 d->XMM_Q(1) = 0; 723 } 724 725 void helper_cvtps2pi(CPUX86State *env, MMXReg *d, XMMReg *s) 726 { 727 d->MMX_L(0) = float32_to_int32(s->XMM_S(0), &env->sse_status); 728 d->MMX_L(1) = float32_to_int32(s->XMM_S(1), &env->sse_status); 729 } 730 731 void helper_cvtpd2pi(CPUX86State *env, MMXReg *d, XMMReg *s) 732 { 733 d->MMX_L(0) = float64_to_int32(s->XMM_D(0), &env->sse_status); 734 d->MMX_L(1) = float64_to_int32(s->XMM_D(1), &env->sse_status); 735 } 736 737 int32_t helper_cvtss2si(CPUX86State *env, XMMReg *s) 738 { 739 return float32_to_int32(s->XMM_S(0), &env->sse_status); 740 } 741 742 int32_t helper_cvtsd2si(CPUX86State *env, XMMReg *s) 743 { 744 return float64_to_int32(s->XMM_D(0), &env->sse_status); 745 } 746 747 #ifdef TARGET_X86_64 748 int64_t helper_cvtss2sq(CPUX86State *env, XMMReg *s) 749 { 750 return float32_to_int64(s->XMM_S(0), &env->sse_status); 751 } 752 753 int64_t helper_cvtsd2sq(CPUX86State *env, XMMReg *s) 754 { 755 return float64_to_int64(s->XMM_D(0), &env->sse_status); 756 } 757 #endif 758 759 /* float to integer truncated */ 760 void helper_cvttps2dq(CPUX86State *env, XMMReg *d, XMMReg *s) 761 { 762 d->XMM_L(0) = float32_to_int32_round_to_zero(s->XMM_S(0), &env->sse_status); 763 d->XMM_L(1) = float32_to_int32_round_to_zero(s->XMM_S(1), &env->sse_status); 764 d->XMM_L(2) = float32_to_int32_round_to_zero(s->XMM_S(2), &env->sse_status); 765 d->XMM_L(3) = float32_to_int32_round_to_zero(s->XMM_S(3), &env->sse_status); 766 } 767 768 void helper_cvttpd2dq(CPUX86State *env, XMMReg *d, XMMReg *s) 769 { 770 d->XMM_L(0) = float64_to_int32_round_to_zero(s->XMM_D(0), &env->sse_status); 771 d->XMM_L(1) = float64_to_int32_round_to_zero(s->XMM_D(1), &env->sse_status); 772 d->XMM_Q(1) = 0; 773 } 774 775 void helper_cvttps2pi(CPUX86State *env, MMXReg *d, XMMReg *s) 776 { 777 d->MMX_L(0) = float32_to_int32_round_to_zero(s->XMM_S(0), &env->sse_status); 778 d->MMX_L(1) = float32_to_int32_round_to_zero(s->XMM_S(1), &env->sse_status); 779 } 780 781 void helper_cvttpd2pi(CPUX86State *env, MMXReg *d, XMMReg *s) 782 { 783 d->MMX_L(0) = float64_to_int32_round_to_zero(s->XMM_D(0), &env->sse_status); 784 d->MMX_L(1) = float64_to_int32_round_to_zero(s->XMM_D(1), &env->sse_status); 785 } 786 787 int32_t helper_cvttss2si(CPUX86State *env, XMMReg *s) 788 { 789 return float32_to_int32_round_to_zero(s->XMM_S(0), &env->sse_status); 790 } 791 792 int32_t helper_cvttsd2si(CPUX86State *env, XMMReg *s) 793 { 794 return float64_to_int32_round_to_zero(s->XMM_D(0), &env->sse_status); 795 } 796 797 #ifdef TARGET_X86_64 798 int64_t helper_cvttss2sq(CPUX86State *env, XMMReg *s) 799 { 800 return float32_to_int64_round_to_zero(s->XMM_S(0), &env->sse_status); 801 } 802 803 int64_t helper_cvttsd2sq(CPUX86State *env, XMMReg *s) 804 { 805 return float64_to_int64_round_to_zero(s->XMM_D(0), &env->sse_status); 806 } 807 #endif 808 809 void helper_rsqrtps(CPUX86State *env, XMMReg *d, XMMReg *s) 810 { 811 d->XMM_S(0) = float32_div(float32_one, 812 float32_sqrt(s->XMM_S(0), &env->sse_status), 813 &env->sse_status); 814 d->XMM_S(1) = float32_div(float32_one, 815 float32_sqrt(s->XMM_S(1), &env->sse_status), 816 &env->sse_status); 817 d->XMM_S(2) = float32_div(float32_one, 818 float32_sqrt(s->XMM_S(2), &env->sse_status), 819 &env->sse_status); 820 d->XMM_S(3) = float32_div(float32_one, 821 float32_sqrt(s->XMM_S(3), &env->sse_status), 822 &env->sse_status); 823 } 824 825 void helper_rsqrtss(CPUX86State *env, XMMReg *d, XMMReg *s) 826 { 827 d->XMM_S(0) = float32_div(float32_one, 828 float32_sqrt(s->XMM_S(0), &env->sse_status), 829 &env->sse_status); 830 } 831 832 void helper_rcpps(CPUX86State *env, XMMReg *d, XMMReg *s) 833 { 834 d->XMM_S(0) = float32_div(float32_one, s->XMM_S(0), &env->sse_status); 835 d->XMM_S(1) = float32_div(float32_one, s->XMM_S(1), &env->sse_status); 836 d->XMM_S(2) = float32_div(float32_one, s->XMM_S(2), &env->sse_status); 837 d->XMM_S(3) = float32_div(float32_one, s->XMM_S(3), &env->sse_status); 838 } 839 840 void helper_rcpss(CPUX86State *env, XMMReg *d, XMMReg *s) 841 { 842 d->XMM_S(0) = float32_div(float32_one, s->XMM_S(0), &env->sse_status); 843 } 844 845 static inline uint64_t helper_extrq(uint64_t src, int shift, int len) 846 { 847 uint64_t mask; 848 849 if (len == 0) { 850 mask = ~0LL; 851 } else { 852 mask = (1ULL << len) - 1; 853 } 854 return (src >> shift) & mask; 855 } 856 857 void helper_extrq_r(CPUX86State *env, XMMReg *d, XMMReg *s) 858 { 859 d->XMM_Q(0) = helper_extrq(d->XMM_Q(0), s->XMM_B(1), s->XMM_B(0)); 860 } 861 862 void helper_extrq_i(CPUX86State *env, XMMReg *d, int index, int length) 863 { 864 d->XMM_Q(0) = helper_extrq(d->XMM_Q(0), index, length); 865 } 866 867 static inline uint64_t helper_insertq(uint64_t src, int shift, int len) 868 { 869 uint64_t mask; 870 871 if (len == 0) { 872 mask = ~0ULL; 873 } else { 874 mask = (1ULL << len) - 1; 875 } 876 return (src & ~(mask << shift)) | ((src & mask) << shift); 877 } 878 879 void helper_insertq_r(CPUX86State *env, XMMReg *d, XMMReg *s) 880 { 881 d->XMM_Q(0) = helper_insertq(s->XMM_Q(0), s->XMM_B(9), s->XMM_B(8)); 882 } 883 884 void helper_insertq_i(CPUX86State *env, XMMReg *d, int index, int length) 885 { 886 d->XMM_Q(0) = helper_insertq(d->XMM_Q(0), index, length); 887 } 888 889 void helper_haddps(CPUX86State *env, XMMReg *d, XMMReg *s) 890 { 891 XMMReg r; 892 893 r.XMM_S(0) = float32_add(d->XMM_S(0), d->XMM_S(1), &env->sse_status); 894 r.XMM_S(1) = float32_add(d->XMM_S(2), d->XMM_S(3), &env->sse_status); 895 r.XMM_S(2) = float32_add(s->XMM_S(0), s->XMM_S(1), &env->sse_status); 896 r.XMM_S(3) = float32_add(s->XMM_S(2), s->XMM_S(3), &env->sse_status); 897 *d = r; 898 } 899 900 void helper_haddpd(CPUX86State *env, XMMReg *d, XMMReg *s) 901 { 902 XMMReg r; 903 904 r.XMM_D(0) = float64_add(d->XMM_D(0), d->XMM_D(1), &env->sse_status); 905 r.XMM_D(1) = float64_add(s->XMM_D(0), s->XMM_D(1), &env->sse_status); 906 *d = r; 907 } 908 909 void helper_hsubps(CPUX86State *env, XMMReg *d, XMMReg *s) 910 { 911 XMMReg r; 912 913 r.XMM_S(0) = float32_sub(d->XMM_S(0), d->XMM_S(1), &env->sse_status); 914 r.XMM_S(1) = float32_sub(d->XMM_S(2), d->XMM_S(3), &env->sse_status); 915 r.XMM_S(2) = float32_sub(s->XMM_S(0), s->XMM_S(1), &env->sse_status); 916 r.XMM_S(3) = float32_sub(s->XMM_S(2), s->XMM_S(3), &env->sse_status); 917 *d = r; 918 } 919 920 void helper_hsubpd(CPUX86State *env, XMMReg *d, XMMReg *s) 921 { 922 XMMReg r; 923 924 r.XMM_D(0) = float64_sub(d->XMM_D(0), d->XMM_D(1), &env->sse_status); 925 r.XMM_D(1) = float64_sub(s->XMM_D(0), s->XMM_D(1), &env->sse_status); 926 *d = r; 927 } 928 929 void helper_addsubps(CPUX86State *env, XMMReg *d, XMMReg *s) 930 { 931 d->XMM_S(0) = float32_sub(d->XMM_S(0), s->XMM_S(0), &env->sse_status); 932 d->XMM_S(1) = float32_add(d->XMM_S(1), s->XMM_S(1), &env->sse_status); 933 d->XMM_S(2) = float32_sub(d->XMM_S(2), s->XMM_S(2), &env->sse_status); 934 d->XMM_S(3) = float32_add(d->XMM_S(3), s->XMM_S(3), &env->sse_status); 935 } 936 937 void helper_addsubpd(CPUX86State *env, XMMReg *d, XMMReg *s) 938 { 939 d->XMM_D(0) = float64_sub(d->XMM_D(0), s->XMM_D(0), &env->sse_status); 940 d->XMM_D(1) = float64_add(d->XMM_D(1), s->XMM_D(1), &env->sse_status); 941 } 942 943 /* XXX: unordered */ 944 #define SSE_HELPER_CMP(name, F) \ 945 void helper_ ## name ## ps(CPUX86State *env, Reg *d, Reg *s) \ 946 { \ 947 d->XMM_L(0) = F(32, d->XMM_S(0), s->XMM_S(0)); \ 948 d->XMM_L(1) = F(32, d->XMM_S(1), s->XMM_S(1)); \ 949 d->XMM_L(2) = F(32, d->XMM_S(2), s->XMM_S(2)); \ 950 d->XMM_L(3) = F(32, d->XMM_S(3), s->XMM_S(3)); \ 951 } \ 952 \ 953 void helper_ ## name ## ss(CPUX86State *env, Reg *d, Reg *s) \ 954 { \ 955 d->XMM_L(0) = F(32, d->XMM_S(0), s->XMM_S(0)); \ 956 } \ 957 \ 958 void helper_ ## name ## pd(CPUX86State *env, Reg *d, Reg *s) \ 959 { \ 960 d->XMM_Q(0) = F(64, d->XMM_D(0), s->XMM_D(0)); \ 961 d->XMM_Q(1) = F(64, d->XMM_D(1), s->XMM_D(1)); \ 962 } \ 963 \ 964 void helper_ ## name ## sd(CPUX86State *env, Reg *d, Reg *s) \ 965 { \ 966 d->XMM_Q(0) = F(64, d->XMM_D(0), s->XMM_D(0)); \ 967 } 968 969 #define FPU_CMPEQ(size, a, b) \ 970 (float ## size ## _eq_quiet(a, b, &env->sse_status) ? -1 : 0) 971 #define FPU_CMPLT(size, a, b) \ 972 (float ## size ## _lt(a, b, &env->sse_status) ? -1 : 0) 973 #define FPU_CMPLE(size, a, b) \ 974 (float ## size ## _le(a, b, &env->sse_status) ? -1 : 0) 975 #define FPU_CMPUNORD(size, a, b) \ 976 (float ## size ## _unordered_quiet(a, b, &env->sse_status) ? -1 : 0) 977 #define FPU_CMPNEQ(size, a, b) \ 978 (float ## size ## _eq_quiet(a, b, &env->sse_status) ? 0 : -1) 979 #define FPU_CMPNLT(size, a, b) \ 980 (float ## size ## _lt(a, b, &env->sse_status) ? 0 : -1) 981 #define FPU_CMPNLE(size, a, b) \ 982 (float ## size ## _le(a, b, &env->sse_status) ? 0 : -1) 983 #define FPU_CMPORD(size, a, b) \ 984 (float ## size ## _unordered_quiet(a, b, &env->sse_status) ? 0 : -1) 985 986 SSE_HELPER_CMP(cmpeq, FPU_CMPEQ) 987 SSE_HELPER_CMP(cmplt, FPU_CMPLT) 988 SSE_HELPER_CMP(cmple, FPU_CMPLE) 989 SSE_HELPER_CMP(cmpunord, FPU_CMPUNORD) 990 SSE_HELPER_CMP(cmpneq, FPU_CMPNEQ) 991 SSE_HELPER_CMP(cmpnlt, FPU_CMPNLT) 992 SSE_HELPER_CMP(cmpnle, FPU_CMPNLE) 993 SSE_HELPER_CMP(cmpord, FPU_CMPORD) 994 995 static const int comis_eflags[4] = {CC_C, CC_Z, 0, CC_Z | CC_P | CC_C}; 996 997 void helper_ucomiss(CPUX86State *env, Reg *d, Reg *s) 998 { 999 int ret; 1000 float32 s0, s1; 1001 1002 s0 = d->XMM_S(0); 1003 s1 = s->XMM_S(0); 1004 ret = float32_compare_quiet(s0, s1, &env->sse_status); 1005 CC_SRC = comis_eflags[ret + 1]; 1006 } 1007 1008 void helper_comiss(CPUX86State *env, Reg *d, Reg *s) 1009 { 1010 int ret; 1011 float32 s0, s1; 1012 1013 s0 = d->XMM_S(0); 1014 s1 = s->XMM_S(0); 1015 ret = float32_compare(s0, s1, &env->sse_status); 1016 CC_SRC = comis_eflags[ret + 1]; 1017 } 1018 1019 void helper_ucomisd(CPUX86State *env, Reg *d, Reg *s) 1020 { 1021 int ret; 1022 float64 d0, d1; 1023 1024 d0 = d->XMM_D(0); 1025 d1 = s->XMM_D(0); 1026 ret = float64_compare_quiet(d0, d1, &env->sse_status); 1027 CC_SRC = comis_eflags[ret + 1]; 1028 } 1029 1030 void helper_comisd(CPUX86State *env, Reg *d, Reg *s) 1031 { 1032 int ret; 1033 float64 d0, d1; 1034 1035 d0 = d->XMM_D(0); 1036 d1 = s->XMM_D(0); 1037 ret = float64_compare(d0, d1, &env->sse_status); 1038 CC_SRC = comis_eflags[ret + 1]; 1039 } 1040 1041 uint32_t helper_movmskps(CPUX86State *env, Reg *s) 1042 { 1043 int b0, b1, b2, b3; 1044 1045 b0 = s->XMM_L(0) >> 31; 1046 b1 = s->XMM_L(1) >> 31; 1047 b2 = s->XMM_L(2) >> 31; 1048 b3 = s->XMM_L(3) >> 31; 1049 return b0 | (b1 << 1) | (b2 << 2) | (b3 << 3); 1050 } 1051 1052 uint32_t helper_movmskpd(CPUX86State *env, Reg *s) 1053 { 1054 int b0, b1; 1055 1056 b0 = s->XMM_L(1) >> 31; 1057 b1 = s->XMM_L(3) >> 31; 1058 return b0 | (b1 << 1); 1059 } 1060 1061 #endif 1062 1063 uint32_t glue(helper_pmovmskb, SUFFIX)(CPUX86State *env, Reg *s) 1064 { 1065 uint32_t val; 1066 1067 val = 0; 1068 val |= (s->B(0) >> 7); 1069 val |= (s->B(1) >> 6) & 0x02; 1070 val |= (s->B(2) >> 5) & 0x04; 1071 val |= (s->B(3) >> 4) & 0x08; 1072 val |= (s->B(4) >> 3) & 0x10; 1073 val |= (s->B(5) >> 2) & 0x20; 1074 val |= (s->B(6) >> 1) & 0x40; 1075 val |= (s->B(7)) & 0x80; 1076 #if SHIFT == 1 1077 val |= (s->B(8) << 1) & 0x0100; 1078 val |= (s->B(9) << 2) & 0x0200; 1079 val |= (s->B(10) << 3) & 0x0400; 1080 val |= (s->B(11) << 4) & 0x0800; 1081 val |= (s->B(12) << 5) & 0x1000; 1082 val |= (s->B(13) << 6) & 0x2000; 1083 val |= (s->B(14) << 7) & 0x4000; 1084 val |= (s->B(15) << 8) & 0x8000; 1085 #endif 1086 return val; 1087 } 1088 1089 void glue(helper_packsswb, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1090 { 1091 Reg r; 1092 1093 r.B(0) = satsb((int16_t)d->W(0)); 1094 r.B(1) = satsb((int16_t)d->W(1)); 1095 r.B(2) = satsb((int16_t)d->W(2)); 1096 r.B(3) = satsb((int16_t)d->W(3)); 1097 #if SHIFT == 1 1098 r.B(4) = satsb((int16_t)d->W(4)); 1099 r.B(5) = satsb((int16_t)d->W(5)); 1100 r.B(6) = satsb((int16_t)d->W(6)); 1101 r.B(7) = satsb((int16_t)d->W(7)); 1102 #endif 1103 r.B((4 << SHIFT) + 0) = satsb((int16_t)s->W(0)); 1104 r.B((4 << SHIFT) + 1) = satsb((int16_t)s->W(1)); 1105 r.B((4 << SHIFT) + 2) = satsb((int16_t)s->W(2)); 1106 r.B((4 << SHIFT) + 3) = satsb((int16_t)s->W(3)); 1107 #if SHIFT == 1 1108 r.B(12) = satsb((int16_t)s->W(4)); 1109 r.B(13) = satsb((int16_t)s->W(5)); 1110 r.B(14) = satsb((int16_t)s->W(6)); 1111 r.B(15) = satsb((int16_t)s->W(7)); 1112 #endif 1113 *d = r; 1114 } 1115 1116 void glue(helper_packuswb, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1117 { 1118 Reg r; 1119 1120 r.B(0) = satub((int16_t)d->W(0)); 1121 r.B(1) = satub((int16_t)d->W(1)); 1122 r.B(2) = satub((int16_t)d->W(2)); 1123 r.B(3) = satub((int16_t)d->W(3)); 1124 #if SHIFT == 1 1125 r.B(4) = satub((int16_t)d->W(4)); 1126 r.B(5) = satub((int16_t)d->W(5)); 1127 r.B(6) = satub((int16_t)d->W(6)); 1128 r.B(7) = satub((int16_t)d->W(7)); 1129 #endif 1130 r.B((4 << SHIFT) + 0) = satub((int16_t)s->W(0)); 1131 r.B((4 << SHIFT) + 1) = satub((int16_t)s->W(1)); 1132 r.B((4 << SHIFT) + 2) = satub((int16_t)s->W(2)); 1133 r.B((4 << SHIFT) + 3) = satub((int16_t)s->W(3)); 1134 #if SHIFT == 1 1135 r.B(12) = satub((int16_t)s->W(4)); 1136 r.B(13) = satub((int16_t)s->W(5)); 1137 r.B(14) = satub((int16_t)s->W(6)); 1138 r.B(15) = satub((int16_t)s->W(7)); 1139 #endif 1140 *d = r; 1141 } 1142 1143 void glue(helper_packssdw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1144 { 1145 Reg r; 1146 1147 r.W(0) = satsw(d->L(0)); 1148 r.W(1) = satsw(d->L(1)); 1149 #if SHIFT == 1 1150 r.W(2) = satsw(d->L(2)); 1151 r.W(3) = satsw(d->L(3)); 1152 #endif 1153 r.W((2 << SHIFT) + 0) = satsw(s->L(0)); 1154 r.W((2 << SHIFT) + 1) = satsw(s->L(1)); 1155 #if SHIFT == 1 1156 r.W(6) = satsw(s->L(2)); 1157 r.W(7) = satsw(s->L(3)); 1158 #endif 1159 *d = r; 1160 } 1161 1162 #define UNPCK_OP(base_name, base) \ 1163 \ 1164 void glue(helper_punpck ## base_name ## bw, SUFFIX)(CPUX86State *env,\ 1165 Reg *d, Reg *s) \ 1166 { \ 1167 Reg r; \ 1168 \ 1169 r.B(0) = d->B((base << (SHIFT + 2)) + 0); \ 1170 r.B(1) = s->B((base << (SHIFT + 2)) + 0); \ 1171 r.B(2) = d->B((base << (SHIFT + 2)) + 1); \ 1172 r.B(3) = s->B((base << (SHIFT + 2)) + 1); \ 1173 r.B(4) = d->B((base << (SHIFT + 2)) + 2); \ 1174 r.B(5) = s->B((base << (SHIFT + 2)) + 2); \ 1175 r.B(6) = d->B((base << (SHIFT + 2)) + 3); \ 1176 r.B(7) = s->B((base << (SHIFT + 2)) + 3); \ 1177 XMM_ONLY( \ 1178 r.B(8) = d->B((base << (SHIFT + 2)) + 4); \ 1179 r.B(9) = s->B((base << (SHIFT + 2)) + 4); \ 1180 r.B(10) = d->B((base << (SHIFT + 2)) + 5); \ 1181 r.B(11) = s->B((base << (SHIFT + 2)) + 5); \ 1182 r.B(12) = d->B((base << (SHIFT + 2)) + 6); \ 1183 r.B(13) = s->B((base << (SHIFT + 2)) + 6); \ 1184 r.B(14) = d->B((base << (SHIFT + 2)) + 7); \ 1185 r.B(15) = s->B((base << (SHIFT + 2)) + 7); \ 1186 ) \ 1187 *d = r; \ 1188 } \ 1189 \ 1190 void glue(helper_punpck ## base_name ## wd, SUFFIX)(CPUX86State *env,\ 1191 Reg *d, Reg *s) \ 1192 { \ 1193 Reg r; \ 1194 \ 1195 r.W(0) = d->W((base << (SHIFT + 1)) + 0); \ 1196 r.W(1) = s->W((base << (SHIFT + 1)) + 0); \ 1197 r.W(2) = d->W((base << (SHIFT + 1)) + 1); \ 1198 r.W(3) = s->W((base << (SHIFT + 1)) + 1); \ 1199 XMM_ONLY( \ 1200 r.W(4) = d->W((base << (SHIFT + 1)) + 2); \ 1201 r.W(5) = s->W((base << (SHIFT + 1)) + 2); \ 1202 r.W(6) = d->W((base << (SHIFT + 1)) + 3); \ 1203 r.W(7) = s->W((base << (SHIFT + 1)) + 3); \ 1204 ) \ 1205 *d = r; \ 1206 } \ 1207 \ 1208 void glue(helper_punpck ## base_name ## dq, SUFFIX)(CPUX86State *env,\ 1209 Reg *d, Reg *s) \ 1210 { \ 1211 Reg r; \ 1212 \ 1213 r.L(0) = d->L((base << SHIFT) + 0); \ 1214 r.L(1) = s->L((base << SHIFT) + 0); \ 1215 XMM_ONLY( \ 1216 r.L(2) = d->L((base << SHIFT) + 1); \ 1217 r.L(3) = s->L((base << SHIFT) + 1); \ 1218 ) \ 1219 *d = r; \ 1220 } \ 1221 \ 1222 XMM_ONLY( \ 1223 void glue(helper_punpck ## base_name ## qdq, SUFFIX)(CPUX86State \ 1224 *env, \ 1225 Reg *d, \ 1226 Reg *s) \ 1227 { \ 1228 Reg r; \ 1229 \ 1230 r.Q(0) = d->Q(base); \ 1231 r.Q(1) = s->Q(base); \ 1232 *d = r; \ 1233 } \ 1234 ) 1235 1236 UNPCK_OP(l, 0) 1237 UNPCK_OP(h, 1) 1238 1239 /* 3DNow! float ops */ 1240 #if SHIFT == 0 1241 void helper_pi2fd(CPUX86State *env, MMXReg *d, MMXReg *s) 1242 { 1243 d->MMX_S(0) = int32_to_float32(s->MMX_L(0), &env->mmx_status); 1244 d->MMX_S(1) = int32_to_float32(s->MMX_L(1), &env->mmx_status); 1245 } 1246 1247 void helper_pi2fw(CPUX86State *env, MMXReg *d, MMXReg *s) 1248 { 1249 d->MMX_S(0) = int32_to_float32((int16_t)s->MMX_W(0), &env->mmx_status); 1250 d->MMX_S(1) = int32_to_float32((int16_t)s->MMX_W(2), &env->mmx_status); 1251 } 1252 1253 void helper_pf2id(CPUX86State *env, MMXReg *d, MMXReg *s) 1254 { 1255 d->MMX_L(0) = float32_to_int32_round_to_zero(s->MMX_S(0), &env->mmx_status); 1256 d->MMX_L(1) = float32_to_int32_round_to_zero(s->MMX_S(1), &env->mmx_status); 1257 } 1258 1259 void helper_pf2iw(CPUX86State *env, MMXReg *d, MMXReg *s) 1260 { 1261 d->MMX_L(0) = satsw(float32_to_int32_round_to_zero(s->MMX_S(0), 1262 &env->mmx_status)); 1263 d->MMX_L(1) = satsw(float32_to_int32_round_to_zero(s->MMX_S(1), 1264 &env->mmx_status)); 1265 } 1266 1267 void helper_pfacc(CPUX86State *env, MMXReg *d, MMXReg *s) 1268 { 1269 MMXReg r; 1270 1271 r.MMX_S(0) = float32_add(d->MMX_S(0), d->MMX_S(1), &env->mmx_status); 1272 r.MMX_S(1) = float32_add(s->MMX_S(0), s->MMX_S(1), &env->mmx_status); 1273 *d = r; 1274 } 1275 1276 void helper_pfadd(CPUX86State *env, MMXReg *d, MMXReg *s) 1277 { 1278 d->MMX_S(0) = float32_add(d->MMX_S(0), s->MMX_S(0), &env->mmx_status); 1279 d->MMX_S(1) = float32_add(d->MMX_S(1), s->MMX_S(1), &env->mmx_status); 1280 } 1281 1282 void helper_pfcmpeq(CPUX86State *env, MMXReg *d, MMXReg *s) 1283 { 1284 d->MMX_L(0) = float32_eq_quiet(d->MMX_S(0), s->MMX_S(0), 1285 &env->mmx_status) ? -1 : 0; 1286 d->MMX_L(1) = float32_eq_quiet(d->MMX_S(1), s->MMX_S(1), 1287 &env->mmx_status) ? -1 : 0; 1288 } 1289 1290 void helper_pfcmpge(CPUX86State *env, MMXReg *d, MMXReg *s) 1291 { 1292 d->MMX_L(0) = float32_le(s->MMX_S(0), d->MMX_S(0), 1293 &env->mmx_status) ? -1 : 0; 1294 d->MMX_L(1) = float32_le(s->MMX_S(1), d->MMX_S(1), 1295 &env->mmx_status) ? -1 : 0; 1296 } 1297 1298 void helper_pfcmpgt(CPUX86State *env, MMXReg *d, MMXReg *s) 1299 { 1300 d->MMX_L(0) = float32_lt(s->MMX_S(0), d->MMX_S(0), 1301 &env->mmx_status) ? -1 : 0; 1302 d->MMX_L(1) = float32_lt(s->MMX_S(1), d->MMX_S(1), 1303 &env->mmx_status) ? -1 : 0; 1304 } 1305 1306 void helper_pfmax(CPUX86State *env, MMXReg *d, MMXReg *s) 1307 { 1308 if (float32_lt(d->MMX_S(0), s->MMX_S(0), &env->mmx_status)) { 1309 d->MMX_S(0) = s->MMX_S(0); 1310 } 1311 if (float32_lt(d->MMX_S(1), s->MMX_S(1), &env->mmx_status)) { 1312 d->MMX_S(1) = s->MMX_S(1); 1313 } 1314 } 1315 1316 void helper_pfmin(CPUX86State *env, MMXReg *d, MMXReg *s) 1317 { 1318 if (float32_lt(s->MMX_S(0), d->MMX_S(0), &env->mmx_status)) { 1319 d->MMX_S(0) = s->MMX_S(0); 1320 } 1321 if (float32_lt(s->MMX_S(1), d->MMX_S(1), &env->mmx_status)) { 1322 d->MMX_S(1) = s->MMX_S(1); 1323 } 1324 } 1325 1326 void helper_pfmul(CPUX86State *env, MMXReg *d, MMXReg *s) 1327 { 1328 d->MMX_S(0) = float32_mul(d->MMX_S(0), s->MMX_S(0), &env->mmx_status); 1329 d->MMX_S(1) = float32_mul(d->MMX_S(1), s->MMX_S(1), &env->mmx_status); 1330 } 1331 1332 void helper_pfnacc(CPUX86State *env, MMXReg *d, MMXReg *s) 1333 { 1334 MMXReg r; 1335 1336 r.MMX_S(0) = float32_sub(d->MMX_S(0), d->MMX_S(1), &env->mmx_status); 1337 r.MMX_S(1) = float32_sub(s->MMX_S(0), s->MMX_S(1), &env->mmx_status); 1338 *d = r; 1339 } 1340 1341 void helper_pfpnacc(CPUX86State *env, MMXReg *d, MMXReg *s) 1342 { 1343 MMXReg r; 1344 1345 r.MMX_S(0) = float32_sub(d->MMX_S(0), d->MMX_S(1), &env->mmx_status); 1346 r.MMX_S(1) = float32_add(s->MMX_S(0), s->MMX_S(1), &env->mmx_status); 1347 *d = r; 1348 } 1349 1350 void helper_pfrcp(CPUX86State *env, MMXReg *d, MMXReg *s) 1351 { 1352 d->MMX_S(0) = float32_div(float32_one, s->MMX_S(0), &env->mmx_status); 1353 d->MMX_S(1) = d->MMX_S(0); 1354 } 1355 1356 void helper_pfrsqrt(CPUX86State *env, MMXReg *d, MMXReg *s) 1357 { 1358 d->MMX_L(1) = s->MMX_L(0) & 0x7fffffff; 1359 d->MMX_S(1) = float32_div(float32_one, 1360 float32_sqrt(d->MMX_S(1), &env->mmx_status), 1361 &env->mmx_status); 1362 d->MMX_L(1) |= s->MMX_L(0) & 0x80000000; 1363 d->MMX_L(0) = d->MMX_L(1); 1364 } 1365 1366 void helper_pfsub(CPUX86State *env, MMXReg *d, MMXReg *s) 1367 { 1368 d->MMX_S(0) = float32_sub(d->MMX_S(0), s->MMX_S(0), &env->mmx_status); 1369 d->MMX_S(1) = float32_sub(d->MMX_S(1), s->MMX_S(1), &env->mmx_status); 1370 } 1371 1372 void helper_pfsubr(CPUX86State *env, MMXReg *d, MMXReg *s) 1373 { 1374 d->MMX_S(0) = float32_sub(s->MMX_S(0), d->MMX_S(0), &env->mmx_status); 1375 d->MMX_S(1) = float32_sub(s->MMX_S(1), d->MMX_S(1), &env->mmx_status); 1376 } 1377 1378 void helper_pswapd(CPUX86State *env, MMXReg *d, MMXReg *s) 1379 { 1380 MMXReg r; 1381 1382 r.MMX_L(0) = s->MMX_L(1); 1383 r.MMX_L(1) = s->MMX_L(0); 1384 *d = r; 1385 } 1386 #endif 1387 1388 /* SSSE3 op helpers */ 1389 void glue(helper_pshufb, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1390 { 1391 int i; 1392 Reg r; 1393 1394 for (i = 0; i < (8 << SHIFT); i++) { 1395 r.B(i) = (s->B(i) & 0x80) ? 0 : (d->B(s->B(i) & ((8 << SHIFT) - 1))); 1396 } 1397 1398 *d = r; 1399 } 1400 1401 void glue(helper_phaddw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1402 { 1403 d->W(0) = (int16_t)d->W(0) + (int16_t)d->W(1); 1404 d->W(1) = (int16_t)d->W(2) + (int16_t)d->W(3); 1405 XMM_ONLY(d->W(2) = (int16_t)d->W(4) + (int16_t)d->W(5)); 1406 XMM_ONLY(d->W(3) = (int16_t)d->W(6) + (int16_t)d->W(7)); 1407 d->W((2 << SHIFT) + 0) = (int16_t)s->W(0) + (int16_t)s->W(1); 1408 d->W((2 << SHIFT) + 1) = (int16_t)s->W(2) + (int16_t)s->W(3); 1409 XMM_ONLY(d->W(6) = (int16_t)s->W(4) + (int16_t)s->W(5)); 1410 XMM_ONLY(d->W(7) = (int16_t)s->W(6) + (int16_t)s->W(7)); 1411 } 1412 1413 void glue(helper_phaddd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1414 { 1415 d->L(0) = (int32_t)d->L(0) + (int32_t)d->L(1); 1416 XMM_ONLY(d->L(1) = (int32_t)d->L(2) + (int32_t)d->L(3)); 1417 d->L((1 << SHIFT) + 0) = (int32_t)s->L(0) + (int32_t)s->L(1); 1418 XMM_ONLY(d->L(3) = (int32_t)s->L(2) + (int32_t)s->L(3)); 1419 } 1420 1421 void glue(helper_phaddsw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1422 { 1423 d->W(0) = satsw((int16_t)d->W(0) + (int16_t)d->W(1)); 1424 d->W(1) = satsw((int16_t)d->W(2) + (int16_t)d->W(3)); 1425 XMM_ONLY(d->W(2) = satsw((int16_t)d->W(4) + (int16_t)d->W(5))); 1426 XMM_ONLY(d->W(3) = satsw((int16_t)d->W(6) + (int16_t)d->W(7))); 1427 d->W((2 << SHIFT) + 0) = satsw((int16_t)s->W(0) + (int16_t)s->W(1)); 1428 d->W((2 << SHIFT) + 1) = satsw((int16_t)s->W(2) + (int16_t)s->W(3)); 1429 XMM_ONLY(d->W(6) = satsw((int16_t)s->W(4) + (int16_t)s->W(5))); 1430 XMM_ONLY(d->W(7) = satsw((int16_t)s->W(6) + (int16_t)s->W(7))); 1431 } 1432 1433 void glue(helper_pmaddubsw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1434 { 1435 d->W(0) = satsw((int8_t)s->B(0) * (uint8_t)d->B(0) + 1436 (int8_t)s->B(1) * (uint8_t)d->B(1)); 1437 d->W(1) = satsw((int8_t)s->B(2) * (uint8_t)d->B(2) + 1438 (int8_t)s->B(3) * (uint8_t)d->B(3)); 1439 d->W(2) = satsw((int8_t)s->B(4) * (uint8_t)d->B(4) + 1440 (int8_t)s->B(5) * (uint8_t)d->B(5)); 1441 d->W(3) = satsw((int8_t)s->B(6) * (uint8_t)d->B(6) + 1442 (int8_t)s->B(7) * (uint8_t)d->B(7)); 1443 #if SHIFT == 1 1444 d->W(4) = satsw((int8_t)s->B(8) * (uint8_t)d->B(8) + 1445 (int8_t)s->B(9) * (uint8_t)d->B(9)); 1446 d->W(5) = satsw((int8_t)s->B(10) * (uint8_t)d->B(10) + 1447 (int8_t)s->B(11) * (uint8_t)d->B(11)); 1448 d->W(6) = satsw((int8_t)s->B(12) * (uint8_t)d->B(12) + 1449 (int8_t)s->B(13) * (uint8_t)d->B(13)); 1450 d->W(7) = satsw((int8_t)s->B(14) * (uint8_t)d->B(14) + 1451 (int8_t)s->B(15) * (uint8_t)d->B(15)); 1452 #endif 1453 } 1454 1455 void glue(helper_phsubw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1456 { 1457 d->W(0) = (int16_t)d->W(0) - (int16_t)d->W(1); 1458 d->W(1) = (int16_t)d->W(2) - (int16_t)d->W(3); 1459 XMM_ONLY(d->W(2) = (int16_t)d->W(4) - (int16_t)d->W(5)); 1460 XMM_ONLY(d->W(3) = (int16_t)d->W(6) - (int16_t)d->W(7)); 1461 d->W((2 << SHIFT) + 0) = (int16_t)s->W(0) - (int16_t)s->W(1); 1462 d->W((2 << SHIFT) + 1) = (int16_t)s->W(2) - (int16_t)s->W(3); 1463 XMM_ONLY(d->W(6) = (int16_t)s->W(4) - (int16_t)s->W(5)); 1464 XMM_ONLY(d->W(7) = (int16_t)s->W(6) - (int16_t)s->W(7)); 1465 } 1466 1467 void glue(helper_phsubd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1468 { 1469 d->L(0) = (int32_t)d->L(0) - (int32_t)d->L(1); 1470 XMM_ONLY(d->L(1) = (int32_t)d->L(2) - (int32_t)d->L(3)); 1471 d->L((1 << SHIFT) + 0) = (int32_t)s->L(0) - (int32_t)s->L(1); 1472 XMM_ONLY(d->L(3) = (int32_t)s->L(2) - (int32_t)s->L(3)); 1473 } 1474 1475 void glue(helper_phsubsw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1476 { 1477 d->W(0) = satsw((int16_t)d->W(0) - (int16_t)d->W(1)); 1478 d->W(1) = satsw((int16_t)d->W(2) - (int16_t)d->W(3)); 1479 XMM_ONLY(d->W(2) = satsw((int16_t)d->W(4) - (int16_t)d->W(5))); 1480 XMM_ONLY(d->W(3) = satsw((int16_t)d->W(6) - (int16_t)d->W(7))); 1481 d->W((2 << SHIFT) + 0) = satsw((int16_t)s->W(0) - (int16_t)s->W(1)); 1482 d->W((2 << SHIFT) + 1) = satsw((int16_t)s->W(2) - (int16_t)s->W(3)); 1483 XMM_ONLY(d->W(6) = satsw((int16_t)s->W(4) - (int16_t)s->W(5))); 1484 XMM_ONLY(d->W(7) = satsw((int16_t)s->W(6) - (int16_t)s->W(7))); 1485 } 1486 1487 #define FABSB(_, x) (x > INT8_MAX ? -(int8_t)x : x) 1488 #define FABSW(_, x) (x > INT16_MAX ? -(int16_t)x : x) 1489 #define FABSL(_, x) (x > INT32_MAX ? -(int32_t)x : x) 1490 SSE_HELPER_B(helper_pabsb, FABSB) 1491 SSE_HELPER_W(helper_pabsw, FABSW) 1492 SSE_HELPER_L(helper_pabsd, FABSL) 1493 1494 #define FMULHRSW(d, s) (((int16_t) d * (int16_t)s + 0x4000) >> 15) 1495 SSE_HELPER_W(helper_pmulhrsw, FMULHRSW) 1496 1497 #define FSIGNB(d, s) (s <= INT8_MAX ? s ? d : 0 : -(int8_t)d) 1498 #define FSIGNW(d, s) (s <= INT16_MAX ? s ? d : 0 : -(int16_t)d) 1499 #define FSIGNL(d, s) (s <= INT32_MAX ? s ? d : 0 : -(int32_t)d) 1500 SSE_HELPER_B(helper_psignb, FSIGNB) 1501 SSE_HELPER_W(helper_psignw, FSIGNW) 1502 SSE_HELPER_L(helper_psignd, FSIGNL) 1503 1504 void glue(helper_palignr, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1505 int32_t shift) 1506 { 1507 Reg r; 1508 1509 /* XXX could be checked during translation */ 1510 if (shift >= (16 << SHIFT)) { 1511 r.Q(0) = 0; 1512 XMM_ONLY(r.Q(1) = 0); 1513 } else { 1514 shift <<= 3; 1515 #define SHR(v, i) (i < 64 && i > -64 ? i > 0 ? v >> (i) : (v << -(i)) : 0) 1516 #if SHIFT == 0 1517 r.Q(0) = SHR(s->Q(0), shift - 0) | 1518 SHR(d->Q(0), shift - 64); 1519 #else 1520 r.Q(0) = SHR(s->Q(0), shift - 0) | 1521 SHR(s->Q(1), shift - 64) | 1522 SHR(d->Q(0), shift - 128) | 1523 SHR(d->Q(1), shift - 192); 1524 r.Q(1) = SHR(s->Q(0), shift + 64) | 1525 SHR(s->Q(1), shift - 0) | 1526 SHR(d->Q(0), shift - 64) | 1527 SHR(d->Q(1), shift - 128); 1528 #endif 1529 #undef SHR 1530 } 1531 1532 *d = r; 1533 } 1534 1535 #define XMM0 (env->xmm_regs[0]) 1536 1537 #if SHIFT == 1 1538 #define SSE_HELPER_V(name, elem, num, F) \ 1539 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 1540 { \ 1541 d->elem(0) = F(d->elem(0), s->elem(0), XMM0.elem(0)); \ 1542 d->elem(1) = F(d->elem(1), s->elem(1), XMM0.elem(1)); \ 1543 if (num > 2) { \ 1544 d->elem(2) = F(d->elem(2), s->elem(2), XMM0.elem(2)); \ 1545 d->elem(3) = F(d->elem(3), s->elem(3), XMM0.elem(3)); \ 1546 if (num > 4) { \ 1547 d->elem(4) = F(d->elem(4), s->elem(4), XMM0.elem(4)); \ 1548 d->elem(5) = F(d->elem(5), s->elem(5), XMM0.elem(5)); \ 1549 d->elem(6) = F(d->elem(6), s->elem(6), XMM0.elem(6)); \ 1550 d->elem(7) = F(d->elem(7), s->elem(7), XMM0.elem(7)); \ 1551 if (num > 8) { \ 1552 d->elem(8) = F(d->elem(8), s->elem(8), XMM0.elem(8)); \ 1553 d->elem(9) = F(d->elem(9), s->elem(9), XMM0.elem(9)); \ 1554 d->elem(10) = F(d->elem(10), s->elem(10), XMM0.elem(10)); \ 1555 d->elem(11) = F(d->elem(11), s->elem(11), XMM0.elem(11)); \ 1556 d->elem(12) = F(d->elem(12), s->elem(12), XMM0.elem(12)); \ 1557 d->elem(13) = F(d->elem(13), s->elem(13), XMM0.elem(13)); \ 1558 d->elem(14) = F(d->elem(14), s->elem(14), XMM0.elem(14)); \ 1559 d->elem(15) = F(d->elem(15), s->elem(15), XMM0.elem(15)); \ 1560 } \ 1561 } \ 1562 } \ 1563 } 1564 1565 #define SSE_HELPER_I(name, elem, num, F) \ 1566 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, uint32_t imm) \ 1567 { \ 1568 d->elem(0) = F(d->elem(0), s->elem(0), ((imm >> 0) & 1)); \ 1569 d->elem(1) = F(d->elem(1), s->elem(1), ((imm >> 1) & 1)); \ 1570 if (num > 2) { \ 1571 d->elem(2) = F(d->elem(2), s->elem(2), ((imm >> 2) & 1)); \ 1572 d->elem(3) = F(d->elem(3), s->elem(3), ((imm >> 3) & 1)); \ 1573 if (num > 4) { \ 1574 d->elem(4) = F(d->elem(4), s->elem(4), ((imm >> 4) & 1)); \ 1575 d->elem(5) = F(d->elem(5), s->elem(5), ((imm >> 5) & 1)); \ 1576 d->elem(6) = F(d->elem(6), s->elem(6), ((imm >> 6) & 1)); \ 1577 d->elem(7) = F(d->elem(7), s->elem(7), ((imm >> 7) & 1)); \ 1578 if (num > 8) { \ 1579 d->elem(8) = F(d->elem(8), s->elem(8), ((imm >> 8) & 1)); \ 1580 d->elem(9) = F(d->elem(9), s->elem(9), ((imm >> 9) & 1)); \ 1581 d->elem(10) = F(d->elem(10), s->elem(10), \ 1582 ((imm >> 10) & 1)); \ 1583 d->elem(11) = F(d->elem(11), s->elem(11), \ 1584 ((imm >> 11) & 1)); \ 1585 d->elem(12) = F(d->elem(12), s->elem(12), \ 1586 ((imm >> 12) & 1)); \ 1587 d->elem(13) = F(d->elem(13), s->elem(13), \ 1588 ((imm >> 13) & 1)); \ 1589 d->elem(14) = F(d->elem(14), s->elem(14), \ 1590 ((imm >> 14) & 1)); \ 1591 d->elem(15) = F(d->elem(15), s->elem(15), \ 1592 ((imm >> 15) & 1)); \ 1593 } \ 1594 } \ 1595 } \ 1596 } 1597 1598 /* SSE4.1 op helpers */ 1599 #define FBLENDVB(d, s, m) ((m & 0x80) ? s : d) 1600 #define FBLENDVPS(d, s, m) ((m & 0x80000000) ? s : d) 1601 #define FBLENDVPD(d, s, m) ((m & 0x8000000000000000LL) ? s : d) 1602 SSE_HELPER_V(helper_pblendvb, B, 16, FBLENDVB) 1603 SSE_HELPER_V(helper_blendvps, L, 4, FBLENDVPS) 1604 SSE_HELPER_V(helper_blendvpd, Q, 2, FBLENDVPD) 1605 1606 void glue(helper_ptest, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1607 { 1608 uint64_t zf = (s->Q(0) & d->Q(0)) | (s->Q(1) & d->Q(1)); 1609 uint64_t cf = (s->Q(0) & ~d->Q(0)) | (s->Q(1) & ~d->Q(1)); 1610 1611 CC_SRC = (zf ? 0 : CC_Z) | (cf ? 0 : CC_C); 1612 } 1613 1614 #define SSE_HELPER_F(name, elem, num, F) \ 1615 void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ 1616 { \ 1617 d->elem(0) = F(0); \ 1618 d->elem(1) = F(1); \ 1619 if (num > 2) { \ 1620 d->elem(2) = F(2); \ 1621 d->elem(3) = F(3); \ 1622 if (num > 4) { \ 1623 d->elem(4) = F(4); \ 1624 d->elem(5) = F(5); \ 1625 d->elem(6) = F(6); \ 1626 d->elem(7) = F(7); \ 1627 } \ 1628 } \ 1629 } 1630 1631 SSE_HELPER_F(helper_pmovsxbw, W, 8, (int8_t) s->B) 1632 SSE_HELPER_F(helper_pmovsxbd, L, 4, (int8_t) s->B) 1633 SSE_HELPER_F(helper_pmovsxbq, Q, 2, (int8_t) s->B) 1634 SSE_HELPER_F(helper_pmovsxwd, L, 4, (int16_t) s->W) 1635 SSE_HELPER_F(helper_pmovsxwq, Q, 2, (int16_t) s->W) 1636 SSE_HELPER_F(helper_pmovsxdq, Q, 2, (int32_t) s->L) 1637 SSE_HELPER_F(helper_pmovzxbw, W, 8, s->B) 1638 SSE_HELPER_F(helper_pmovzxbd, L, 4, s->B) 1639 SSE_HELPER_F(helper_pmovzxbq, Q, 2, s->B) 1640 SSE_HELPER_F(helper_pmovzxwd, L, 4, s->W) 1641 SSE_HELPER_F(helper_pmovzxwq, Q, 2, s->W) 1642 SSE_HELPER_F(helper_pmovzxdq, Q, 2, s->L) 1643 1644 void glue(helper_pmuldq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1645 { 1646 d->Q(0) = (int64_t)(int32_t) d->L(0) * (int32_t) s->L(0); 1647 d->Q(1) = (int64_t)(int32_t) d->L(2) * (int32_t) s->L(2); 1648 } 1649 1650 #define FCMPEQQ(d, s) (d == s ? -1 : 0) 1651 SSE_HELPER_Q(helper_pcmpeqq, FCMPEQQ) 1652 1653 void glue(helper_packusdw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1654 { 1655 d->W(0) = satuw((int32_t) d->L(0)); 1656 d->W(1) = satuw((int32_t) d->L(1)); 1657 d->W(2) = satuw((int32_t) d->L(2)); 1658 d->W(3) = satuw((int32_t) d->L(3)); 1659 d->W(4) = satuw((int32_t) s->L(0)); 1660 d->W(5) = satuw((int32_t) s->L(1)); 1661 d->W(6) = satuw((int32_t) s->L(2)); 1662 d->W(7) = satuw((int32_t) s->L(3)); 1663 } 1664 1665 #define FMINSB(d, s) MIN((int8_t)d, (int8_t)s) 1666 #define FMINSD(d, s) MIN((int32_t)d, (int32_t)s) 1667 #define FMAXSB(d, s) MAX((int8_t)d, (int8_t)s) 1668 #define FMAXSD(d, s) MAX((int32_t)d, (int32_t)s) 1669 SSE_HELPER_B(helper_pminsb, FMINSB) 1670 SSE_HELPER_L(helper_pminsd, FMINSD) 1671 SSE_HELPER_W(helper_pminuw, MIN) 1672 SSE_HELPER_L(helper_pminud, MIN) 1673 SSE_HELPER_B(helper_pmaxsb, FMAXSB) 1674 SSE_HELPER_L(helper_pmaxsd, FMAXSD) 1675 SSE_HELPER_W(helper_pmaxuw, MAX) 1676 SSE_HELPER_L(helper_pmaxud, MAX) 1677 1678 #define FMULLD(d, s) ((int32_t)d * (int32_t)s) 1679 SSE_HELPER_L(helper_pmulld, FMULLD) 1680 1681 void glue(helper_phminposuw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 1682 { 1683 int idx = 0; 1684 1685 if (s->W(1) < s->W(idx)) { 1686 idx = 1; 1687 } 1688 if (s->W(2) < s->W(idx)) { 1689 idx = 2; 1690 } 1691 if (s->W(3) < s->W(idx)) { 1692 idx = 3; 1693 } 1694 if (s->W(4) < s->W(idx)) { 1695 idx = 4; 1696 } 1697 if (s->W(5) < s->W(idx)) { 1698 idx = 5; 1699 } 1700 if (s->W(6) < s->W(idx)) { 1701 idx = 6; 1702 } 1703 if (s->W(7) < s->W(idx)) { 1704 idx = 7; 1705 } 1706 1707 d->Q(1) = 0; 1708 d->L(1) = 0; 1709 d->W(1) = idx; 1710 d->W(0) = s->W(idx); 1711 } 1712 1713 void glue(helper_roundps, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1714 uint32_t mode) 1715 { 1716 signed char prev_rounding_mode; 1717 1718 prev_rounding_mode = env->sse_status.float_rounding_mode; 1719 if (!(mode & (1 << 2))) { 1720 switch (mode & 3) { 1721 case 0: 1722 set_float_rounding_mode(float_round_nearest_even, &env->sse_status); 1723 break; 1724 case 1: 1725 set_float_rounding_mode(float_round_down, &env->sse_status); 1726 break; 1727 case 2: 1728 set_float_rounding_mode(float_round_up, &env->sse_status); 1729 break; 1730 case 3: 1731 set_float_rounding_mode(float_round_to_zero, &env->sse_status); 1732 break; 1733 } 1734 } 1735 1736 d->XMM_S(0) = float32_round_to_int(s->XMM_S(0), &env->sse_status); 1737 d->XMM_S(1) = float32_round_to_int(s->XMM_S(1), &env->sse_status); 1738 d->XMM_S(2) = float32_round_to_int(s->XMM_S(2), &env->sse_status); 1739 d->XMM_S(3) = float32_round_to_int(s->XMM_S(3), &env->sse_status); 1740 1741 #if 0 /* TODO */ 1742 if (mode & (1 << 3)) { 1743 set_float_exception_flags(get_float_exception_flags(&env->sse_status) & 1744 ~float_flag_inexact, 1745 &env->sse_status); 1746 } 1747 #endif 1748 env->sse_status.float_rounding_mode = prev_rounding_mode; 1749 } 1750 1751 void glue(helper_roundpd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1752 uint32_t mode) 1753 { 1754 signed char prev_rounding_mode; 1755 1756 prev_rounding_mode = env->sse_status.float_rounding_mode; 1757 if (!(mode & (1 << 2))) { 1758 switch (mode & 3) { 1759 case 0: 1760 set_float_rounding_mode(float_round_nearest_even, &env->sse_status); 1761 break; 1762 case 1: 1763 set_float_rounding_mode(float_round_down, &env->sse_status); 1764 break; 1765 case 2: 1766 set_float_rounding_mode(float_round_up, &env->sse_status); 1767 break; 1768 case 3: 1769 set_float_rounding_mode(float_round_to_zero, &env->sse_status); 1770 break; 1771 } 1772 } 1773 1774 d->XMM_D(0) = float64_round_to_int(s->XMM_D(0), &env->sse_status); 1775 d->XMM_D(1) = float64_round_to_int(s->XMM_D(1), &env->sse_status); 1776 1777 #if 0 /* TODO */ 1778 if (mode & (1 << 3)) { 1779 set_float_exception_flags(get_float_exception_flags(&env->sse_status) & 1780 ~float_flag_inexact, 1781 &env->sse_status); 1782 } 1783 #endif 1784 env->sse_status.float_rounding_mode = prev_rounding_mode; 1785 } 1786 1787 void glue(helper_roundss, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1788 uint32_t mode) 1789 { 1790 signed char prev_rounding_mode; 1791 1792 prev_rounding_mode = env->sse_status.float_rounding_mode; 1793 if (!(mode & (1 << 2))) { 1794 switch (mode & 3) { 1795 case 0: 1796 set_float_rounding_mode(float_round_nearest_even, &env->sse_status); 1797 break; 1798 case 1: 1799 set_float_rounding_mode(float_round_down, &env->sse_status); 1800 break; 1801 case 2: 1802 set_float_rounding_mode(float_round_up, &env->sse_status); 1803 break; 1804 case 3: 1805 set_float_rounding_mode(float_round_to_zero, &env->sse_status); 1806 break; 1807 } 1808 } 1809 1810 d->XMM_S(0) = float32_round_to_int(s->XMM_S(0), &env->sse_status); 1811 1812 #if 0 /* TODO */ 1813 if (mode & (1 << 3)) { 1814 set_float_exception_flags(get_float_exception_flags(&env->sse_status) & 1815 ~float_flag_inexact, 1816 &env->sse_status); 1817 } 1818 #endif 1819 env->sse_status.float_rounding_mode = prev_rounding_mode; 1820 } 1821 1822 void glue(helper_roundsd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1823 uint32_t mode) 1824 { 1825 signed char prev_rounding_mode; 1826 1827 prev_rounding_mode = env->sse_status.float_rounding_mode; 1828 if (!(mode & (1 << 2))) { 1829 switch (mode & 3) { 1830 case 0: 1831 set_float_rounding_mode(float_round_nearest_even, &env->sse_status); 1832 break; 1833 case 1: 1834 set_float_rounding_mode(float_round_down, &env->sse_status); 1835 break; 1836 case 2: 1837 set_float_rounding_mode(float_round_up, &env->sse_status); 1838 break; 1839 case 3: 1840 set_float_rounding_mode(float_round_to_zero, &env->sse_status); 1841 break; 1842 } 1843 } 1844 1845 d->XMM_D(0) = float64_round_to_int(s->XMM_D(0), &env->sse_status); 1846 1847 #if 0 /* TODO */ 1848 if (mode & (1 << 3)) { 1849 set_float_exception_flags(get_float_exception_flags(&env->sse_status) & 1850 ~float_flag_inexact, 1851 &env->sse_status); 1852 } 1853 #endif 1854 env->sse_status.float_rounding_mode = prev_rounding_mode; 1855 } 1856 1857 #define FBLENDP(d, s, m) (m ? s : d) 1858 SSE_HELPER_I(helper_blendps, L, 4, FBLENDP) 1859 SSE_HELPER_I(helper_blendpd, Q, 2, FBLENDP) 1860 SSE_HELPER_I(helper_pblendw, W, 8, FBLENDP) 1861 1862 void glue(helper_dpps, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, uint32_t mask) 1863 { 1864 float32 iresult = float32_zero; 1865 1866 if (mask & (1 << 4)) { 1867 iresult = float32_add(iresult, 1868 float32_mul(d->XMM_S(0), s->XMM_S(0), 1869 &env->sse_status), 1870 &env->sse_status); 1871 } 1872 if (mask & (1 << 5)) { 1873 iresult = float32_add(iresult, 1874 float32_mul(d->XMM_S(1), s->XMM_S(1), 1875 &env->sse_status), 1876 &env->sse_status); 1877 } 1878 if (mask & (1 << 6)) { 1879 iresult = float32_add(iresult, 1880 float32_mul(d->XMM_S(2), s->XMM_S(2), 1881 &env->sse_status), 1882 &env->sse_status); 1883 } 1884 if (mask & (1 << 7)) { 1885 iresult = float32_add(iresult, 1886 float32_mul(d->XMM_S(3), s->XMM_S(3), 1887 &env->sse_status), 1888 &env->sse_status); 1889 } 1890 d->XMM_S(0) = (mask & (1 << 0)) ? iresult : float32_zero; 1891 d->XMM_S(1) = (mask & (1 << 1)) ? iresult : float32_zero; 1892 d->XMM_S(2) = (mask & (1 << 2)) ? iresult : float32_zero; 1893 d->XMM_S(3) = (mask & (1 << 3)) ? iresult : float32_zero; 1894 } 1895 1896 void glue(helper_dppd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, uint32_t mask) 1897 { 1898 float64 iresult = float64_zero; 1899 1900 if (mask & (1 << 4)) { 1901 iresult = float64_add(iresult, 1902 float64_mul(d->XMM_D(0), s->XMM_D(0), 1903 &env->sse_status), 1904 &env->sse_status); 1905 } 1906 if (mask & (1 << 5)) { 1907 iresult = float64_add(iresult, 1908 float64_mul(d->XMM_D(1), s->XMM_D(1), 1909 &env->sse_status), 1910 &env->sse_status); 1911 } 1912 d->XMM_D(0) = (mask & (1 << 0)) ? iresult : float64_zero; 1913 d->XMM_D(1) = (mask & (1 << 1)) ? iresult : float64_zero; 1914 } 1915 1916 void glue(helper_mpsadbw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 1917 uint32_t offset) 1918 { 1919 int s0 = (offset & 3) << 2; 1920 int d0 = (offset & 4) << 0; 1921 int i; 1922 Reg r; 1923 1924 for (i = 0; i < 8; i++, d0++) { 1925 r.W(i) = 0; 1926 r.W(i) += abs1(d->B(d0 + 0) - s->B(s0 + 0)); 1927 r.W(i) += abs1(d->B(d0 + 1) - s->B(s0 + 1)); 1928 r.W(i) += abs1(d->B(d0 + 2) - s->B(s0 + 2)); 1929 r.W(i) += abs1(d->B(d0 + 3) - s->B(s0 + 3)); 1930 } 1931 1932 *d = r; 1933 } 1934 1935 /* SSE4.2 op helpers */ 1936 #define FCMPGTQ(d, s) ((int64_t)d > (int64_t)s ? -1 : 0) 1937 SSE_HELPER_Q(helper_pcmpgtq, FCMPGTQ) 1938 1939 static inline int pcmp_elen(CPUX86State *env, int reg, uint32_t ctrl) 1940 { 1941 int val; 1942 1943 /* Presence of REX.W is indicated by a bit higher than 7 set */ 1944 if (ctrl >> 8) { 1945 val = abs1((int64_t)env->regs[reg]); 1946 } else { 1947 val = abs1((int32_t)env->regs[reg]); 1948 } 1949 1950 if (ctrl & 1) { 1951 if (val > 8) { 1952 return 8; 1953 } 1954 } else { 1955 if (val > 16) { 1956 return 16; 1957 } 1958 } 1959 return val; 1960 } 1961 1962 static inline int pcmp_ilen(Reg *r, uint8_t ctrl) 1963 { 1964 int val = 0; 1965 1966 if (ctrl & 1) { 1967 while (val < 8 && r->W(val)) { 1968 val++; 1969 } 1970 } else { 1971 while (val < 16 && r->B(val)) { 1972 val++; 1973 } 1974 } 1975 1976 return val; 1977 } 1978 1979 static inline int pcmp_val(Reg *r, uint8_t ctrl, int i) 1980 { 1981 switch ((ctrl >> 0) & 3) { 1982 case 0: 1983 return r->B(i); 1984 case 1: 1985 return r->W(i); 1986 case 2: 1987 return (int8_t)r->B(i); 1988 case 3: 1989 default: 1990 return (int16_t)r->W(i); 1991 } 1992 } 1993 1994 static inline unsigned pcmpxstrx(CPUX86State *env, Reg *d, Reg *s, 1995 int8_t ctrl, int valids, int validd) 1996 { 1997 unsigned int res = 0; 1998 int v; 1999 int j, i; 2000 int upper = (ctrl & 1) ? 7 : 15; 2001 2002 valids--; 2003 validd--; 2004 2005 CC_SRC = (valids < upper ? CC_Z : 0) | (validd < upper ? CC_S : 0); 2006 2007 switch ((ctrl >> 2) & 3) { 2008 case 0: 2009 for (j = valids; j >= 0; j--) { 2010 res <<= 1; 2011 v = pcmp_val(s, ctrl, j); 2012 for (i = validd; i >= 0; i--) { 2013 res |= (v == pcmp_val(d, ctrl, i)); 2014 } 2015 } 2016 break; 2017 case 1: 2018 for (j = valids; j >= 0; j--) { 2019 res <<= 1; 2020 v = pcmp_val(s, ctrl, j); 2021 for (i = ((validd - 1) | 1); i >= 0; i -= 2) { 2022 res |= (pcmp_val(d, ctrl, i - 0) >= v && 2023 pcmp_val(d, ctrl, i - 1) <= v); 2024 } 2025 } 2026 break; 2027 case 2: 2028 res = (1 << (upper - MAX(valids, validd))) - 1; 2029 res <<= MAX(valids, validd) - MIN(valids, validd); 2030 for (i = MIN(valids, validd); i >= 0; i--) { 2031 res <<= 1; 2032 v = pcmp_val(s, ctrl, i); 2033 res |= (v == pcmp_val(d, ctrl, i)); 2034 } 2035 break; 2036 case 3: 2037 for (j = valids - validd; j >= 0; j--) { 2038 res <<= 1; 2039 v = 1; 2040 for (i = MIN(upper - j, validd); i >= 0; i--) { 2041 v &= (pcmp_val(s, ctrl, i + j) == pcmp_val(d, ctrl, i)); 2042 } 2043 res |= v; 2044 } 2045 break; 2046 } 2047 2048 switch ((ctrl >> 4) & 3) { 2049 case 1: 2050 res ^= (2 << upper) - 1; 2051 break; 2052 case 3: 2053 res ^= (1 << (valids + 1)) - 1; 2054 break; 2055 } 2056 2057 if (res) { 2058 CC_SRC |= CC_C; 2059 } 2060 if (res & 1) { 2061 CC_SRC |= CC_O; 2062 } 2063 2064 return res; 2065 } 2066 2067 void glue(helper_pcmpestri, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2068 uint32_t ctrl) 2069 { 2070 unsigned int res = pcmpxstrx(env, d, s, ctrl, 2071 pcmp_elen(env, R_EDX, ctrl), 2072 pcmp_elen(env, R_EAX, ctrl)); 2073 2074 if (res) { 2075 env->regs[R_ECX] = (ctrl & (1 << 6)) ? 31 - clz32(res) : ctz32(res); 2076 } else { 2077 env->regs[R_ECX] = 16 >> (ctrl & (1 << 0)); 2078 } 2079 } 2080 2081 void glue(helper_pcmpestrm, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2082 uint32_t ctrl) 2083 { 2084 int i; 2085 unsigned int res = pcmpxstrx(env, d, s, ctrl, 2086 pcmp_elen(env, R_EDX, ctrl), 2087 pcmp_elen(env, R_EAX, ctrl)); 2088 2089 if ((ctrl >> 6) & 1) { 2090 if (ctrl & 1) { 2091 for (i = 0; i < 8; i++, res >>= 1) { 2092 env->xmm_regs[0].W(i) = (res & 1) ? ~0 : 0; 2093 } 2094 } else { 2095 for (i = 0; i < 16; i++, res >>= 1) { 2096 env->xmm_regs[0].B(i) = (res & 1) ? ~0 : 0; 2097 } 2098 } 2099 } else { 2100 env->xmm_regs[0].Q(1) = 0; 2101 env->xmm_regs[0].Q(0) = res; 2102 } 2103 } 2104 2105 void glue(helper_pcmpistri, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2106 uint32_t ctrl) 2107 { 2108 unsigned int res = pcmpxstrx(env, d, s, ctrl, 2109 pcmp_ilen(s, ctrl), 2110 pcmp_ilen(d, ctrl)); 2111 2112 if (res) { 2113 env->regs[R_ECX] = (ctrl & (1 << 6)) ? 31 - clz32(res) : ctz32(res); 2114 } else { 2115 env->regs[R_ECX] = 16 >> (ctrl & (1 << 0)); 2116 } 2117 } 2118 2119 void glue(helper_pcmpistrm, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2120 uint32_t ctrl) 2121 { 2122 int i; 2123 unsigned int res = pcmpxstrx(env, d, s, ctrl, 2124 pcmp_ilen(s, ctrl), 2125 pcmp_ilen(d, ctrl)); 2126 2127 if ((ctrl >> 6) & 1) { 2128 if (ctrl & 1) { 2129 for (i = 0; i < 8; i++, res >>= 1) { 2130 env->xmm_regs[0].W(i) = (res & 1) ? ~0 : 0; 2131 } 2132 } else { 2133 for (i = 0; i < 16; i++, res >>= 1) { 2134 env->xmm_regs[0].B(i) = (res & 1) ? ~0 : 0; 2135 } 2136 } 2137 } else { 2138 env->xmm_regs[0].Q(1) = 0; 2139 env->xmm_regs[0].Q(0) = res; 2140 } 2141 } 2142 2143 #define CRCPOLY 0x1edc6f41 2144 #define CRCPOLY_BITREV 0x82f63b78 2145 target_ulong helper_crc32(uint32_t crc1, target_ulong msg, uint32_t len) 2146 { 2147 target_ulong crc = (msg & ((target_ulong) -1 >> 2148 (TARGET_LONG_BITS - len))) ^ crc1; 2149 2150 while (len--) { 2151 crc = (crc >> 1) ^ ((crc & 1) ? CRCPOLY_BITREV : 0); 2152 } 2153 2154 return crc; 2155 } 2156 2157 #define POPMASK(i) ((target_ulong) -1 / ((1LL << (1 << i)) + 1)) 2158 #define POPCOUNT(n, i) ((n & POPMASK(i)) + ((n >> (1 << i)) & POPMASK(i))) 2159 target_ulong helper_popcnt(CPUX86State *env, target_ulong n, uint32_t type) 2160 { 2161 CC_SRC = n ? 0 : CC_Z; 2162 2163 n = POPCOUNT(n, 0); 2164 n = POPCOUNT(n, 1); 2165 n = POPCOUNT(n, 2); 2166 n = POPCOUNT(n, 3); 2167 if (type == 1) { 2168 return n & 0xff; 2169 } 2170 2171 n = POPCOUNT(n, 4); 2172 #ifndef TARGET_X86_64 2173 return n; 2174 #else 2175 if (type == 2) { 2176 return n & 0xff; 2177 } 2178 2179 return POPCOUNT(n, 5); 2180 #endif 2181 } 2182 2183 void glue(helper_pclmulqdq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2184 uint32_t ctrl) 2185 { 2186 uint64_t ah, al, b, resh, resl; 2187 2188 ah = 0; 2189 al = d->Q((ctrl & 1) != 0); 2190 b = s->Q((ctrl & 16) != 0); 2191 resh = resl = 0; 2192 2193 while (b) { 2194 if (b & 1) { 2195 resl ^= al; 2196 resh ^= ah; 2197 } 2198 ah = (ah << 1) | (al >> 63); 2199 al <<= 1; 2200 b >>= 1; 2201 } 2202 2203 d->Q(0) = resl; 2204 d->Q(1) = resh; 2205 } 2206 2207 /* AES-NI op helpers */ 2208 static const uint8_t aes_shifts[16] = { 2209 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, 1, 6, 11 2210 }; 2211 2212 static const uint8_t aes_ishifts[16] = { 2213 0, 13, 10, 7, 4, 1, 14, 11, 8, 5, 2, 15, 12, 9, 6, 3 2214 }; 2215 2216 void glue(helper_aesdec, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 2217 { 2218 int i; 2219 Reg st = *d; 2220 Reg rk = *s; 2221 2222 for (i = 0 ; i < 4 ; i++) { 2223 d->L(i) = rk.L(i) ^ bswap32(AES_Td0[st.B(aes_ishifts[4*i+0])] ^ 2224 AES_Td1[st.B(aes_ishifts[4*i+1])] ^ 2225 AES_Td2[st.B(aes_ishifts[4*i+2])] ^ 2226 AES_Td3[st.B(aes_ishifts[4*i+3])]); 2227 } 2228 } 2229 2230 void glue(helper_aesdeclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 2231 { 2232 int i; 2233 Reg st = *d; 2234 Reg rk = *s; 2235 2236 for (i = 0; i < 16; i++) { 2237 d->B(i) = rk.B(i) ^ (AES_Td4[st.B(aes_ishifts[i])] & 0xff); 2238 } 2239 } 2240 2241 void glue(helper_aesenc, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 2242 { 2243 int i; 2244 Reg st = *d; 2245 Reg rk = *s; 2246 2247 for (i = 0 ; i < 4 ; i++) { 2248 d->L(i) = rk.L(i) ^ bswap32(AES_Te0[st.B(aes_shifts[4*i+0])] ^ 2249 AES_Te1[st.B(aes_shifts[4*i+1])] ^ 2250 AES_Te2[st.B(aes_shifts[4*i+2])] ^ 2251 AES_Te3[st.B(aes_shifts[4*i+3])]); 2252 } 2253 } 2254 2255 void glue(helper_aesenclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 2256 { 2257 int i; 2258 Reg st = *d; 2259 Reg rk = *s; 2260 2261 for (i = 0; i < 16; i++) { 2262 d->B(i) = rk.B(i) ^ (AES_Te4[st.B(aes_shifts[i])] & 0xff); 2263 } 2264 2265 } 2266 2267 void glue(helper_aesimc, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) 2268 { 2269 int i; 2270 Reg tmp = *s; 2271 2272 for (i = 0 ; i < 4 ; i++) { 2273 d->L(i) = bswap32(AES_Td0[AES_Te4[tmp.B(4*i+0)] & 0xff] ^ 2274 AES_Td1[AES_Te4[tmp.B(4*i+1)] & 0xff] ^ 2275 AES_Td2[AES_Te4[tmp.B(4*i+2)] & 0xff] ^ 2276 AES_Td3[AES_Te4[tmp.B(4*i+3)] & 0xff]); 2277 } 2278 } 2279 2280 void glue(helper_aeskeygenassist, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, 2281 uint32_t ctrl) 2282 { 2283 int i; 2284 Reg tmp = *s; 2285 2286 for (i = 0 ; i < 4 ; i++) { 2287 d->B(i) = AES_Te4[tmp.B(i + 4)] & 0xff; 2288 d->B(i + 8) = AES_Te4[tmp.B(i + 12)] & 0xff; 2289 } 2290 d->L(1) = (d->L(0) << 24 | d->L(0) >> 8) ^ ctrl; 2291 d->L(3) = (d->L(2) << 24 | d->L(2) >> 8) ^ ctrl; 2292 } 2293 #endif 2294 2295 #undef SHIFT 2296 #undef XMM_ONLY 2297 #undef Reg 2298 #undef B 2299 #undef W 2300 #undef L 2301 #undef Q 2302 #undef SUFFIX 2303