248 NextThumb = ((CPSR)newCpsr).t; 249 NextJazelle = ((CPSR)newCpsr).j; 250 NextItState = ((((CPSR)newCpsr).it2 << 2) & 0xFC) 251 | (((CPSR)newCpsr).it1 & 0x3); 252 SevMailbox = 1; 253 ''' 254 buildImmDataInst(mnem + 's', code, flagType, 255 suffix = "ImmPclr", buildCc = False, 256 instFlags = ["IsSerializeAfter","IsNonSpeculative"]) 257 buildRegDataInst(mnem + 's', code, flagType, 258 suffix = "RegPclr", buildCc = False, 259 instFlags = ["IsSerializeAfter","IsNonSpeculative"]) 260 261 buildDataInst("and", "Dest = resTemp = Op1 & secondOp;") 262 buildDataInst("eor", "Dest = resTemp = Op1 ^ secondOp;") 263 buildDataInst("sub", "Dest = resTemp = Op1 - secondOp;", "sub") 264 buildDataInst("rsb", "Dest = resTemp = secondOp - Op1;", "rsb") 265 buildDataInst("add", "Dest = resTemp = Op1 + secondOp;", "add") 266 buildImmDataInst("adr", ''' 267 Dest = resTemp = (PC & ~0x3) + 268 (op1 ? secondOp : -secondOp); 269 ''') 270 buildDataInst("adc", "Dest = resTemp = Op1 + secondOp + %s;" % oldC, "add") 271 buildDataInst("sbc", "Dest = resTemp = Op1 - secondOp - !%s;" % oldC, "sub") 272 buildDataInst("rsc", "Dest = resTemp = secondOp - Op1 - !%s;" % oldC, "rsb") 273 buildDataInst("tst", "resTemp = Op1 & secondOp;", aiw = False) 274 buildDataInst("teq", "resTemp = Op1 ^ secondOp;", aiw = False) 275 buildDataInst("cmp", "resTemp = Op1 - secondOp;", "sub", aiw = False) 276 buildDataInst("cmn", "resTemp = Op1 + secondOp;", "add", aiw = False) 277 buildDataInst("orr", "Dest = resTemp = Op1 | secondOp;") 278 buildDataInst("orn", "Dest = resTemp = Op1 | ~secondOp;", aiw = False) 279 buildDataInst("mov", "Dest = resTemp = secondOp;", regRegAiw = False, 280 isRasPop = "op1 == INTREG_LR", isBranch = "dest == INTREG_PC") 281 buildDataInst("bic", "Dest = resTemp = Op1 & ~secondOp;") 282 buildDataInst("mvn", "Dest = resTemp = ~secondOp;") 283 buildDataInst("movt", 284 "Dest = resTemp = insertBits(Op1, 31, 16, secondOp);", 285 aiw = False) 286 287 buildRegDataInst("qadd", ''' 288 int32_t midRes; 289 resTemp = saturateOp<32>(midRes, Op1.sw, Op2.sw); 290 Dest = midRes; 291 ''', flagType="saturate", buildNonCc=False) 292 buildRegDataInst("qadd16", ''' 293 int32_t midRes; 294 for (unsigned i = 0; i < 2; i++) { 295 int high = (i + 1) * 16 - 1; 296 int low = i * 16; 297 int64_t arg1 = sext<16>(bits(Op1.sw, high, low)); 298 int64_t arg2 = sext<16>(bits(Op2.sw, high, low)); 299 saturateOp<16>(midRes, arg1, arg2); 300 replaceBits(resTemp, high, low, midRes); 301 } 302 Dest = resTemp; 303 ''', flagType="none", buildCc=False) 304 buildRegDataInst("qadd8", ''' 305 int32_t midRes; 306 for (unsigned i = 0; i < 4; i++) { 307 int high = (i + 1) * 8 - 1; 308 int low = i * 8; 309 int64_t arg1 = sext<8>(bits(Op1.sw, high, low)); 310 int64_t arg2 = sext<8>(bits(Op2.sw, high, low)); 311 saturateOp<8>(midRes, arg1, arg2); 312 replaceBits(resTemp, high, low, midRes); 313 } 314 Dest = resTemp; 315 ''', flagType="none", buildCc=False) 316 buildRegDataInst("qdadd", ''' 317 int32_t midRes; 318 resTemp = saturateOp<32>(midRes, Op2.sw, Op2.sw) | 319 saturateOp<32>(midRes, Op1.sw, midRes); 320 Dest = midRes; 321 ''', flagType="saturate", buildNonCc=False) 322 buildRegDataInst("qsub", ''' 323 int32_t midRes; 324 resTemp = saturateOp<32>(midRes, Op1.sw, Op2.sw, true); 325 Dest = midRes; 326 ''', flagType="saturate") 327 buildRegDataInst("qsub16", ''' 328 int32_t midRes; 329 for (unsigned i = 0; i < 2; i++) { 330 int high = (i + 1) * 16 - 1; 331 int low = i * 16; 332 int64_t arg1 = sext<16>(bits(Op1.sw, high, low)); 333 int64_t arg2 = sext<16>(bits(Op2.sw, high, low)); 334 saturateOp<16>(midRes, arg1, arg2, true); 335 replaceBits(resTemp, high, low, midRes); 336 } 337 Dest = resTemp; 338 ''', flagType="none", buildCc=False) 339 buildRegDataInst("qsub8", ''' 340 int32_t midRes; 341 for (unsigned i = 0; i < 4; i++) { 342 int high = (i + 1) * 8 - 1; 343 int low = i * 8; 344 int64_t arg1 = sext<8>(bits(Op1.sw, high, low)); 345 int64_t arg2 = sext<8>(bits(Op2.sw, high, low)); 346 saturateOp<8>(midRes, arg1, arg2, true); 347 replaceBits(resTemp, high, low, midRes); 348 } 349 Dest = resTemp; 350 ''', flagType="none", buildCc=False) 351 buildRegDataInst("qdsub", ''' 352 int32_t midRes; 353 resTemp = saturateOp<32>(midRes, Op2.sw, Op2.sw) | 354 saturateOp<32>(midRes, Op1.sw, midRes, true); 355 Dest = midRes; 356 ''', flagType="saturate", buildNonCc=False) 357 buildRegDataInst("qasx", ''' 358 int32_t midRes; 359 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 360 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 361 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 362 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 363 saturateOp<16>(midRes, arg1Low, arg2High, true); 364 replaceBits(resTemp, 15, 0, midRes); 365 saturateOp<16>(midRes, arg1High, arg2Low); 366 replaceBits(resTemp, 31, 16, midRes); 367 Dest = resTemp; 368 ''', flagType="none", buildCc=False) 369 buildRegDataInst("qsax", ''' 370 int32_t midRes; 371 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 372 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 373 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 374 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 375 saturateOp<16>(midRes, arg1Low, arg2High); 376 replaceBits(resTemp, 15, 0, midRes); 377 saturateOp<16>(midRes, arg1High, arg2Low, true); 378 replaceBits(resTemp, 31, 16, midRes); 379 Dest = resTemp; 380 ''', flagType="none", buildCc=False) 381 382 buildRegDataInst("sadd8", ''' 383 uint32_t geBits = 0; 384 resTemp = 0; 385 for (unsigned i = 0; i < 4; i++) { 386 int high = (i + 1) * 8 - 1; 387 int low = i * 8; 388 int32_t midRes = sext<8>(bits(Op1.sw, high, low)) + 389 sext<8>(bits(Op2.sw, high, low)); 390 replaceBits(resTemp, high, low, midRes); 391 if (midRes >= 0) { 392 geBits = geBits | (1 << i); 393 } 394 } 395 Dest = resTemp; 396 resTemp = geBits; 397 ''', flagType="ge", buildNonCc=False) 398 buildRegDataInst("sadd16", ''' 399 uint32_t geBits = 0; 400 resTemp = 0; 401 for (unsigned i = 0; i < 2; i++) { 402 int high = (i + 1) * 16 - 1; 403 int low = i * 16; 404 int32_t midRes = sext<16>(bits(Op1.sw, high, low)) + 405 sext<16>(bits(Op2.sw, high, low)); 406 replaceBits(resTemp, high, low, midRes); 407 if (midRes >= 0) { 408 geBits = geBits | (0x3 << (i * 2)); 409 } 410 } 411 Dest = resTemp; 412 resTemp = geBits; 413 ''', flagType="ge", buildNonCc=False) 414 415 buildRegDataInst("ssub8", ''' 416 uint32_t geBits = 0; 417 resTemp = 0; 418 for (unsigned i = 0; i < 4; i++) { 419 int high = (i + 1) * 8 - 1; 420 int low = i * 8; 421 int32_t midRes = sext<8>(bits(Op1.sw, high, low)) - 422 sext<8>(bits(Op2.sw, high, low)); 423 replaceBits(resTemp, high, low, midRes); 424 if (midRes >= 0) { 425 geBits = geBits | (1 << i); 426 } 427 } 428 Dest = resTemp; 429 resTemp = geBits; 430 ''', flagType="ge", buildNonCc=False) 431 buildRegDataInst("ssub16", ''' 432 uint32_t geBits = 0; 433 resTemp = 0; 434 for (unsigned i = 0; i < 2; i++) { 435 int high = (i + 1) * 16 - 1; 436 int low = i * 16; 437 int32_t midRes = sext<16>(bits(Op1.sw, high, low)) - 438 sext<16>(bits(Op2.sw, high, low)); 439 replaceBits(resTemp, high, low, midRes); 440 if (midRes >= 0) { 441 geBits = geBits | (0x3 << (i * 2)); 442 } 443 } 444 Dest = resTemp; 445 resTemp = geBits; 446 ''', flagType="ge", buildNonCc=False) 447 buildRegDataInst("sasx", ''' 448 int32_t midRes, geBits = 0; 449 resTemp = 0; 450 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 451 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 452 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 453 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 454 midRes = arg1Low - arg2High; 455 if (midRes >= 0) { 456 geBits = geBits | 0x3; 457 } 458 replaceBits(resTemp, 15, 0, midRes); 459 midRes = arg1High + arg2Low; 460 if (midRes >= 0) { 461 geBits = geBits | 0xc; 462 } 463 replaceBits(resTemp, 31, 16, midRes); 464 Dest = resTemp; 465 resTemp = geBits; 466 ''', flagType="ge", buildNonCc=True) 467 buildRegDataInst("ssax", ''' 468 int32_t midRes, geBits = 0; 469 resTemp = 0; 470 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 471 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 472 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 473 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 474 midRes = arg1Low + arg2High; 475 if (midRes >= 0) { 476 geBits = geBits | 0x3; 477 } 478 replaceBits(resTemp, 15, 0, midRes); 479 midRes = arg1High - arg2Low; 480 if (midRes >= 0) { 481 geBits = geBits | 0xc; 482 } 483 replaceBits(resTemp, 31, 16, midRes); 484 Dest = resTemp; 485 resTemp = geBits; 486 ''', flagType="ge", buildNonCc=True) 487 488 buildRegDataInst("shadd8", ''' 489 resTemp = 0; 490 for (unsigned i = 0; i < 4; i++) { 491 int high = (i + 1) * 8 - 1; 492 int low = i * 8; 493 int32_t midRes = 494 (uint64_t)(sext<8>(bits(Op1.sw, high, low)) + 495 sext<8>(bits(Op2.sw, high, low))) >> 1; 496 replaceBits(resTemp, high, low, midRes); 497 } 498 Dest = resTemp; 499 ''', flagType="none", buildCc=False) 500 buildRegDataInst("shadd16", ''' 501 resTemp = 0; 502 for (unsigned i = 0; i < 2; i++) { 503 int high = (i + 1) * 16 - 1; 504 int low = i * 16; 505 int32_t midRes = 506 (uint64_t)(sext<16>(bits(Op1.sw, high, low)) + 507 sext<16>(bits(Op2.sw, high, low))) >> 1; 508 replaceBits(resTemp, high, low, midRes); 509 } 510 Dest = resTemp; 511 ''', flagType="none", buildCc=False) 512 buildRegDataInst("shsub8", ''' 513 resTemp = 0; 514 for (unsigned i = 0; i < 4; i++) { 515 int high = (i + 1) * 8 - 1; 516 int low = i * 8; 517 int32_t midRes = 518 (uint64_t)(sext<8>(bits(Op1.sw, high, low)) - 519 sext<8>(bits(Op2.sw, high, low))) >> 1; 520 replaceBits(resTemp, high, low, midRes); 521 } 522 Dest = resTemp; 523 ''', flagType="none", buildCc=False) 524 buildRegDataInst("shsub16", ''' 525 resTemp = 0; 526 for (unsigned i = 0; i < 2; i++) { 527 int high = (i + 1) * 16 - 1; 528 int low = i * 16; 529 int32_t midRes = 530 (uint64_t)(sext<16>(bits(Op1.sw, high, low)) - 531 sext<16>(bits(Op2.sw, high, low))) >> 1; 532 replaceBits(resTemp, high, low, midRes); 533 } 534 Dest = resTemp; 535 ''', flagType="none", buildCc=False) 536 buildRegDataInst("shasx", ''' 537 int32_t midRes; 538 resTemp = 0; 539 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 540 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 541 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 542 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 543 midRes = (uint64_t)(arg1Low - arg2High) >> 1; 544 replaceBits(resTemp, 15, 0, midRes); 545 midRes = (arg1High + arg2Low) >> 1; 546 replaceBits(resTemp, 31, 16, midRes); 547 Dest = resTemp; 548 ''', flagType="none", buildCc=True) 549 buildRegDataInst("shsax", ''' 550 int32_t midRes; 551 resTemp = 0; 552 int64_t arg1Low = sext<16>(bits(Op1.sw, 15, 0)); 553 int64_t arg1High = sext<16>(bits(Op1.sw, 31, 16)); 554 int64_t arg2Low = sext<16>(bits(Op2.sw, 15, 0)); 555 int64_t arg2High = sext<16>(bits(Op2.sw, 31, 16)); 556 midRes = (uint64_t)(arg1Low + arg2High) >> 1; 557 replaceBits(resTemp, 15, 0, midRes); 558 midRes = (uint64_t)(arg1High - arg2Low) >> 1; 559 replaceBits(resTemp, 31, 16, midRes); 560 Dest = resTemp; 561 ''', flagType="none", buildCc=True) 562 563 buildRegDataInst("uqadd16", ''' 564 uint32_t midRes; 565 for (unsigned i = 0; i < 2; i++) { 566 int high = (i + 1) * 16 - 1; 567 int low = i * 16; 568 uint64_t arg1 = bits(Op1, high, low); 569 uint64_t arg2 = bits(Op2, high, low); 570 uSaturateOp<16>(midRes, arg1, arg2); 571 replaceBits(resTemp, high, low, midRes); 572 } 573 Dest = resTemp; 574 ''', flagType="none", buildCc=False) 575 buildRegDataInst("uqadd8", ''' 576 uint32_t midRes; 577 for (unsigned i = 0; i < 4; i++) { 578 int high = (i + 1) * 8 - 1; 579 int low = i * 8; 580 uint64_t arg1 = bits(Op1, high, low); 581 uint64_t arg2 = bits(Op2, high, low); 582 uSaturateOp<8>(midRes, arg1, arg2); 583 replaceBits(resTemp, high, low, midRes); 584 } 585 Dest = resTemp; 586 ''', flagType="none", buildCc=False) 587 buildRegDataInst("uqsub16", ''' 588 uint32_t midRes; 589 for (unsigned i = 0; i < 2; i++) { 590 int high = (i + 1) * 16 - 1; 591 int low = i * 16; 592 uint64_t arg1 = bits(Op1, high, low); 593 uint64_t arg2 = bits(Op2, high, low); 594 uSaturateOp<16>(midRes, arg1, arg2, true); 595 replaceBits(resTemp, high, low, midRes); 596 } 597 Dest = resTemp; 598 ''', flagType="none", buildCc=False) 599 buildRegDataInst("uqsub8", ''' 600 uint32_t midRes; 601 for (unsigned i = 0; i < 4; i++) { 602 int high = (i + 1) * 8 - 1; 603 int low = i * 8; 604 uint64_t arg1 = bits(Op1, high, low); 605 uint64_t arg2 = bits(Op2, high, low); 606 uSaturateOp<8>(midRes, arg1, arg2, true); 607 replaceBits(resTemp, high, low, midRes); 608 } 609 Dest = resTemp; 610 ''', flagType="none", buildCc=False) 611 buildRegDataInst("uqasx", ''' 612 uint32_t midRes; 613 uint64_t arg1Low = bits(Op1.sw, 15, 0); 614 uint64_t arg1High = bits(Op1.sw, 31, 16); 615 uint64_t arg2Low = bits(Op2.sw, 15, 0); 616 uint64_t arg2High = bits(Op2.sw, 31, 16); 617 uSaturateOp<16>(midRes, arg1Low, arg2High, true); 618 replaceBits(resTemp, 15, 0, midRes); 619 uSaturateOp<16>(midRes, arg1High, arg2Low); 620 replaceBits(resTemp, 31, 16, midRes); 621 Dest = resTemp; 622 ''', flagType="none", buildCc=False) 623 buildRegDataInst("uqsax", ''' 624 uint32_t midRes; 625 uint64_t arg1Low = bits(Op1.sw, 15, 0); 626 uint64_t arg1High = bits(Op1.sw, 31, 16); 627 uint64_t arg2Low = bits(Op2.sw, 15, 0); 628 uint64_t arg2High = bits(Op2.sw, 31, 16); 629 uSaturateOp<16>(midRes, arg1Low, arg2High); 630 replaceBits(resTemp, 15, 0, midRes); 631 uSaturateOp<16>(midRes, arg1High, arg2Low, true); 632 replaceBits(resTemp, 31, 16, midRes); 633 Dest = resTemp; 634 ''', flagType="none", buildCc=False) 635 636 buildRegDataInst("uadd16", ''' 637 uint32_t geBits = 0; 638 resTemp = 0; 639 for (unsigned i = 0; i < 2; i++) { 640 int high = (i + 1) * 16 - 1; 641 int low = i * 16; 642 int32_t midRes = bits(Op1, high, low) + 643 bits(Op2, high, low); 644 if (midRes >= 0x10000) { 645 geBits = geBits | (0x3 << (i * 2)); 646 } 647 replaceBits(resTemp, high, low, midRes); 648 } 649 Dest = resTemp; 650 resTemp = geBits; 651 ''', flagType="ge", buildNonCc=False) 652 buildRegDataInst("uadd8", ''' 653 uint32_t geBits = 0; 654 resTemp = 0; 655 for (unsigned i = 0; i < 4; i++) { 656 int high = (i + 1) * 8 - 1; 657 int low = i * 8; 658 int32_t midRes = bits(Op1, high, low) + 659 bits(Op2, high, low); 660 if (midRes >= 0x100) { 661 geBits = geBits | (1 << i); 662 } 663 replaceBits(resTemp, high, low, midRes); 664 } 665 Dest = resTemp; 666 resTemp = geBits; 667 ''', flagType="ge", buildNonCc=False) 668 buildRegDataInst("usub16", ''' 669 uint32_t geBits = 0; 670 resTemp = 0; 671 for (unsigned i = 0; i < 2; i++) { 672 int high = (i + 1) * 16 - 1; 673 int low = i * 16; 674 int32_t midRes = bits(Op1, high, low) - 675 bits(Op2, high, low); 676 if (midRes >= 0) { 677 geBits = geBits | (0x3 << (i * 2)); 678 } 679 replaceBits(resTemp, high, low, midRes); 680 } 681 Dest = resTemp; 682 resTemp = geBits; 683 ''', flagType="ge", buildNonCc=False) 684 buildRegDataInst("usub8", ''' 685 uint32_t geBits = 0; 686 resTemp = 0; 687 for (unsigned i = 0; i < 4; i++) { 688 int high = (i + 1) * 8 - 1; 689 int low = i * 8; 690 int32_t midRes = bits(Op1, high, low) - 691 bits(Op2, high, low); 692 if (midRes >= 0) { 693 geBits = geBits | (1 << i); 694 } 695 replaceBits(resTemp, high, low, midRes); 696 } 697 Dest = resTemp; 698 resTemp = geBits; 699 ''', flagType="ge", buildNonCc=False) 700 buildRegDataInst("uasx", ''' 701 int32_t midRes, geBits = 0; 702 resTemp = 0; 703 int64_t arg1Low = bits(Op1.sw, 15, 0); 704 int64_t arg1High = bits(Op1.sw, 31, 16); 705 int64_t arg2Low = bits(Op2.sw, 15, 0); 706 int64_t arg2High = bits(Op2.sw, 31, 16); 707 midRes = arg1Low - arg2High; 708 if (midRes >= 0) { 709 geBits = geBits | 0x3; 710 } 711 replaceBits(resTemp, 15, 0, midRes); 712 midRes = arg1High + arg2Low; 713 if (midRes >= 0x10000) { 714 geBits = geBits | 0xc; 715 } 716 replaceBits(resTemp, 31, 16, midRes); 717 Dest = resTemp; 718 resTemp = geBits; 719 ''', flagType="ge", buildNonCc=False) 720 buildRegDataInst("usax", ''' 721 int32_t midRes, geBits = 0; 722 resTemp = 0; 723 int64_t arg1Low = bits(Op1.sw, 15, 0); 724 int64_t arg1High = bits(Op1.sw, 31, 16); 725 int64_t arg2Low = bits(Op2.sw, 15, 0); 726 int64_t arg2High = bits(Op2.sw, 31, 16); 727 midRes = arg1Low + arg2High; 728 if (midRes >= 0x10000) { 729 geBits = geBits | 0x3; 730 } 731 replaceBits(resTemp, 15, 0, midRes); 732 midRes = arg1High - arg2Low; 733 if (midRes >= 0) { 734 geBits = geBits | 0xc; 735 } 736 replaceBits(resTemp, 31, 16, midRes); 737 Dest = resTemp; 738 resTemp = geBits; 739 ''', flagType="ge", buildNonCc=False) 740 741 buildRegDataInst("uhadd16", ''' 742 resTemp = 0; 743 for (unsigned i = 0; i < 2; i++) { 744 int high = (i + 1) * 16 - 1; 745 int low = i * 16; 746 int32_t midRes = (bits(Op1, high, low) + 747 bits(Op2, high, low)) >> 1; 748 replaceBits(resTemp, high, low, midRes); 749 } 750 Dest = resTemp; 751 ''', flagType="none", buildCc=False) 752 buildRegDataInst("uhadd8", ''' 753 resTemp = 0; 754 for (unsigned i = 0; i < 4; i++) { 755 int high = (i + 1) * 8 - 1; 756 int low = i * 8; 757 int32_t midRes = (bits(Op1, high, low) + 758 bits(Op2, high, low)) >> 1; 759 replaceBits(resTemp, high, low, midRes); 760 } 761 Dest = resTemp; 762 ''', flagType="none", buildCc=False) 763 buildRegDataInst("uhsub16", ''' 764 resTemp = 0; 765 for (unsigned i = 0; i < 2; i++) { 766 int high = (i + 1) * 16 - 1; 767 int low = i * 16; 768 int32_t midRes = (bits(Op1, high, low) - 769 bits(Op2, high, low)) >> 1; 770 replaceBits(resTemp, high, low, midRes); 771 } 772 Dest = resTemp; 773 ''', flagType="none", buildCc=False) 774 buildRegDataInst("uhsub8", ''' 775 resTemp = 0; 776 for (unsigned i = 0; i < 4; i++) { 777 int high = (i + 1) * 8 - 1; 778 int low = i * 8; 779 int32_t midRes = (bits(Op1, high, low) - 780 bits(Op2, high, low)) >> 1; 781 replaceBits(resTemp, high, low, midRes); 782 } 783 Dest = resTemp; 784 ''', flagType="none", buildCc=False) 785 buildRegDataInst("uhasx", ''' 786 int32_t midRes; 787 resTemp = 0; 788 int64_t arg1Low = bits(Op1.sw, 15, 0); 789 int64_t arg1High = bits(Op1.sw, 31, 16); 790 int64_t arg2Low = bits(Op2.sw, 15, 0); 791 int64_t arg2High = bits(Op2.sw, 31, 16); 792 midRes = (arg1Low - arg2High) >> 1; 793 replaceBits(resTemp, 15, 0, midRes); 794 midRes = (arg1High + arg2Low) >> 1; 795 replaceBits(resTemp, 31, 16, midRes); 796 Dest = resTemp; 797 ''', flagType="none", buildCc=False) 798 buildRegDataInst("uhsax", ''' 799 int32_t midRes; 800 resTemp = 0; 801 int64_t arg1Low = bits(Op1.sw, 15, 0); 802 int64_t arg1High = bits(Op1.sw, 31, 16); 803 int64_t arg2Low = bits(Op2.sw, 15, 0); 804 int64_t arg2High = bits(Op2.sw, 31, 16); 805 midRes = (arg1Low + arg2High) >> 1; 806 replaceBits(resTemp, 15, 0, midRes); 807 midRes = (arg1High - arg2Low) >> 1; 808 replaceBits(resTemp, 31, 16, midRes); 809 Dest = resTemp; 810 ''', flagType="none", buildCc=False) 811 812 buildRegDataInst("pkhbt", ''' 813 uint32_t resTemp = 0; 814 uint16_t arg1Low = bits(Op1, 15, 0); 815 uint16_t arg2High = bits(secondOp, 31, 16); 816 replaceBits(resTemp, 15, 0, arg1Low); 817 replaceBits(resTemp, 31, 16, arg2High); 818 Dest = resTemp; 819 ''', flagType="none", buildCc=False) 820 buildRegDataInst("pkhtb", ''' 821 uint32_t resTemp = 0; 822 uint16_t arg1High = bits(Op1, 31, 16); 823 uint16_t arg2Low = bits(secondOp, 15, 0); 824 replaceBits(resTemp, 15, 0, arg2Low); 825 replaceBits(resTemp, 31, 16, arg1High); 826 Dest = resTemp; 827 ''', flagType="none", buildCc=False) 828}};
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