two_byte_opcodes.isa revision 5031:53b9e86e652d
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Derivatives of the software may be shared with 36// others provided: (i) the others agree to abide by the list of 37// conditions herein which includes the Non-Commercial Use restrictions; 38// and (ii) such Derivatives of the software include the above copyright 39// notice to acknowledge the contribution from this software where 40// applicable, this list of conditions and the disclaimer below. 41// 42// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53// 54// Authors: Gabe Black 55 56//////////////////////////////////////////////////////////////////// 57// 58// Decode the two byte opcodes 59// 600x2: decode OPCODE_PREFIXA { 61 0x0F: decode OPCODE_OP_TOP5 { 62 format WarnUnimpl { 63 0x00: decode OPCODE_OP_BOTTOM3 { 64 0x00: group6(); 65 0x01: group7(); 66 0x02: lar_Gv_Ew(); 67 0x03: lsl_Gv_Ew(); 68 //sandpile.org doesn't seem to know what this is... ? 69 0x04: loadall_or_reset_or_hang(); 70#if FULL_SYSTEM 71 0x05: syscall(); 72#else 73 0x05: SyscallInst::syscall('xc->syscall(rax)', IsSyscall); 74#endif 75 0x06: clts(); 76 //sandpile.org says (AMD) after sysret, so I might want to check 77 //if that means amd64 or AMD machines 78 0x07: loadall_or_sysret(); 79 } 80 0x01: decode OPCODE_OP_BOTTOM3 { 81 0x0: invd(); 82 0x1: wbinvd(); 83 0x2: Inst::UD2(); 84 0x3: Inst::UD2(); 85 0x4: Inst::UD2(); 86 0x5: threednow(); 87 0x6: threednow(); 88 0x7: threednow(); 89 } 90 0x02: decode LEGACY_DECODEVAL { 91 // no prefix 92 0x0: decode OPCODE_OP_BOTTOM3 { 93 0x0: movups_Vo_Wo(); 94 0x1: movups_Wo_Vo(); 95 0x2: decode MODRM_MOD { 96 0x3: movhlps_Vq_VRq(); 97 default: movlps_Vq_Mq(); 98 } 99 0x3: movlps_Mq_Vq(); 100 0x4: unpcklps(); 101 0x5: unpckhps(); 102 0x6: decode MODRM_MOD { 103 0x3: movlhps_Vq_VRq(); 104 default: movhps_Vq_Mq(); 105 } 106 0x7: movhps_Mq_Vq(); 107 } 108 // repe (0xF3) 109 0x4: decode OPCODE_OP_BOTTOM3 { 110 0x0: movss_Vd_Wd(); 111 0x1: movss_Wd_Vd(); 112 0x2: movsldup_Vo_Wo(); 113 0x6: movshdup_Vo_Wo(); 114 default: Inst::UD2(); 115 } 116 // operand size (0x66) 117 0x1: decode OPCODE_OP_BOTTOM3 { 118 0x0: movupd_Vo_Wo(); 119 0x1: movupd_Wo_Vo(); 120 0x2: Inst::MOVLPD(Vq,Mq); 121 0x3: Inst::MOVLPD(Mq,Vq); 122 0x4: unpcklpd_Vo_Wq(); 123 0x5: unpckhpd_Vo_Wo(); 124 0x6: movhpd_Vq_Mq(); 125 0x7: movhpd_Mq_Vq(); 126 } 127 // repne (0xF2) 128 0x8: decode OPCODE_OP_BOTTOM3 { 129 0x0: Inst::MOVSD(Vq,Wq); 130 0x1: Inst::MOVSD(Wq,Vq); 131 0x2: movddup_Vo_Wq(); 132 default: Inst::UD2(); 133 } 134 default: Inst::UD2(); 135 } 136 0x03: decode OPCODE_OP_BOTTOM3 { 137 0x0: group17(); 138 0x1: group17(); 139 0x2: group17(); 140 0x3: group17(); 141 0x4: group17(); 142 0x5: group17(); 143 0x6: group17(); 144 0x7: group17(); 145 } 146 0x04: decode LEGACY_DECODEVAL { 147 // no prefix 148 0x0: decode OPCODE_OP_BOTTOM3 { 149 0x0: mov_Rd_Cd(); 150 0x1: mov_Rd_Dd(); 151 0x2: mov_Cd_Rd(); 152 0x3: mov_Dd_Rd(); 153 0x4: mov_Rd_Td(); 154 0x6: mov_Td_Rd(); 155 default: Inst::UD2(); 156 } 157 // lock prefix (0xF0) 158 0x2: decode OPCODE_OP_BOTTOM3 { 159 0x0: mov_Rd_CR8D(); 160 0x2: mov_CR8D_Rd(); 161 } 162 default: Inst::UD2(); 163 } 164 0x05: decode LEGACY_DECODEVAL { 165 // no prefix 166 0x0: decode OPCODE_OP_BOTTOM3 { 167 //These moves should really use size o (octword), but 168 //because they are split in two, they use q (quadword). 169 0x0: Inst::MOVAPS(Vq,Wq); 170 0x1: Inst::MOVAPS(Wq,Vq); 171 0x2: decode MODRM_MOD { 172 0x3: cvtpi2pS_Vq_Pq(); 173 default: cvtpi2ps_Vq_Mq(); 174 } 175 0x3: movntps_Mo_Vo(); 176 0x4: cvttps2pi_Pq_Wq(); 177 0x5: cvtpS2pi_Pq_Wq(); 178 0x6: ucomiss_Vd_Wd(); 179 0x7: comiss_Vd_Wd(); 180 } 181 // repe (0xF3) 182 0x4: decode OPCODE_OP_BOTTOM3 { 183 0x2: cvtsi2ss_Vd_Ed(); 184 0x4: cvttss2si_Gd_Wd(); 185 0x5: cvtss2si_Gd_Wd(); 186 default: Inst::UD2(); 187 } 188 // operand size (0x66) 189 0x1: decode OPCODE_OP_BOTTOM3 { 190 0x0: movapd_Vo_Wo(); 191 0x1: movapd_Wo_Vo(); 192 0x2: decode MODRM_MOD { 193 0x3: cvtpi2pd_Vo_Pq(); 194 default: cvtpi2pd_Vo_Mq(); 195 } 196 0x3: movntpd_Mo_Vo(); 197 0x4: cvttpd2pi_Pq_Wo(); 198 0x5: cvtpd2pi_Pq_Wo(); 199 0x6: ucomisd_Vq_Wq(); 200 0x7: comisd_Vq_Wq(); 201 } 202 // repne (0xF2) 203 0x8: decode OPCODE_OP_BOTTOM3 { 204 0x2: cvtsi2sd_Vq_Ed(); 205 0x4: cvttsd2si_Gd_Wq(); 206 0x5: cvtsd2si_Gd_Wq(); 207 default: Inst::UD2(); 208 } 209 default: Inst::UD2(); 210 } 211 0x06: decode OPCODE_OP_BOTTOM3 { 212 0x0: wrmsr(); 213 0x1: rdtsc(); 214 0x2: rdmsr(); 215 0x3: rdpmc(); 216 0x4: sysenter(); 217 0x5: sysexit(); 218 0x6: Inst::UD2(); 219 0x7: getsec(); 220 } 221 0x07: decode OPCODE_OP_BOTTOM3 { 222 0x0: three_byte_opcode(); 223 0x1: three_byte_opcode(); 224 0x2: three_byte_opcode(); 225 0x3: three_byte_opcode(); 226 0x4: three_byte_opcode(); 227 0x5: three_byte_opcode(); 228 0x6: three_byte_opcode(); 229 0x7: three_byte_opcode(); 230 } 231 format Inst { 232 0x08: decode OPCODE_OP_BOTTOM3 { 233 0x0: CMOVO(Gv,Ev); 234 0x1: CMOVNO(Gv,Ev); 235 0x2: CMOVB(Gv,Ev); 236 0x3: CMOVNB(Gv,Ev); 237 0x4: CMOVZ(Gv,Ev); 238 0x5: CMOVNZ(Gv,Ev); 239 0x6: CMOVBE(Gv,Ev); 240 0x7: CMOVNBE(Gv,Ev); 241 } 242 0x09: decode OPCODE_OP_BOTTOM3 { 243 0x0: CMOVS(Gv,Ev); 244 0x1: CMOVNS(Gv,Ev); 245 0x2: CMOVP(Gv,Ev); 246 0x3: CMOVNP(Gv,Ev); 247 0x4: CMOVL(Gv,Ev); 248 0x5: CMOVNL(Gv,Ev); 249 0x6: CMOVLE(Gv,Ev); 250 0x7: CMOVNLE(Gv,Ev); 251 } 252 } 253 0x0A: decode LEGACY_DECODEVAL { 254 // no prefix 255 0x0: decode OPCODE_OP_BOTTOM3 { 256 0x0: movmskps_Gd_VRo(); 257 0x1: sqrtps_Vo_Wo(); 258 0x2: rqsrtps_Vo_Wo(); 259 0x3: rcpps_Vo_Wo(); 260 0x4: andps_Vo_Wo(); 261 0x5: andnps_Vo_Wo(); 262 0x6: orps_Vo_Wo(); 263 0x7: xorps_Vo_Wo(); 264 } 265 // repe (0xF3) 266 0x4: decode OPCODE_OP_BOTTOM3 { 267 0x1: sqrtss_Vd_Wd(); 268 0x2: rsqrtss_Vd_Wd(); 269 0x3: rcpss_Vd_Wd(); 270 default: Inst::UD2(); 271 } 272 // operand size (0x66) 273 0x1: decode OPCODE_OP_BOTTOM3 { 274 0x0: movmskpd_Gd_VRo(); 275 0x1: sqrtpd_Vo_Wo(); 276 0x4: andpd_Vo_Wo(); 277 0x5: andnpd_Vo_Wo(); 278 0x6: orpd_Vo_Wo(); 279 0x7: xorpd_Vo_Wo(); 280 default: Inst::UD2(); 281 } 282 // repne (0xF2) 283 0x8: decode OPCODE_OP_BOTTOM3 { 284 0x1: sqrtsd_Vq_Wq(); 285 default: Inst::UD2(); 286 } 287 default: Inst::UD2(); 288 } 289 0x0B: decode LEGACY_DECODEVAL { 290 // no prefix 291 0x0: decode OPCODE_OP_BOTTOM3 { 292 0x0: addps_Vo_Wo(); 293 0x1: mulps_Vo_Wo(); 294 0x2: cvtps2pd_Vo_Wq(); 295 0x3: cvtdq2ps_Vo_Wo(); 296 0x4: subps_Vo_Wo(); 297 0x5: minps_Vo_Wo(); 298 0x6: divps_Vo_Wo(); 299 0x7: maxps_Vo_Wo(); 300 } 301 // repe (0xF3) 302 0x4: decode OPCODE_OP_BOTTOM3 { 303 0x0: addss_Vd_Wd(); 304 0x1: mulss_Vd_Wd(); 305 0x2: cvtss2sd_Vq_Wd(); 306 0x3: cvttps2dq_Vo_Wo(); 307 0x4: subss_Vd_Wd(); 308 0x5: minss_Vd_Wd(); 309 0x6: divss_Vd_Wd(); 310 0x7: maxss_Vd_Wd(); 311 } 312 // operand size (0x66) 313 0x1: decode OPCODE_OP_BOTTOM3 { 314 0x0: addpd_Vo_Wo(); 315 0x1: mulpd_Vo_Wo(); 316 0x2: cvtpd2ps_Vo_Wo(); 317 0x3: cvtps2dq_Vo_Wo(); 318 0x4: subpd_Vo_Wo(); 319 0x5: minpd_Vo_Wo(); 320 0x6: divpd_Vo_Wo(); 321 0x7: maxpd_Vo_Wo(); 322 } 323 // repne (0xF2) 324 0x8: decode OPCODE_OP_BOTTOM3 { 325 0x0: addsd_Vq_Wq(); 326 0x1: mulsd_Vq_Wq(); 327 0x2: cvtsd2ss_Vd_Wq(); 328 0x4: subsd_Vq_Wq(); 329 0x5: minsd_Vq_Wq(); 330 0x6: divsd_Vq_Wq(); 331 0x7: maxsd_Vq_Wq(); 332 default: Inst::UD2(); 333 } 334 default: Inst::UD2(); 335 } 336 0x0C: decode LEGACY_DECODEVAL { 337 // no prefix 338 0x0: decode OPCODE_OP_BOTTOM3 { 339 0x0: punpcklbw_Pq_Qd(); 340 0x1: punpcklwd_Pq_Qd(); 341 0x2: punpckldq_Pq_Qd(); 342 0x3: packsswb_Pq_Qq(); 343 0x4: pcmpgtb_Pq_Qq(); 344 0x5: pcmpgtw_Pq_Qq(); 345 0x6: pcmpgtd_Pq_Qq(); 346 0x7: packuswb_Pq_Qq(); 347 } 348 // operand size (0x66) 349 0x1: decode OPCODE_OP_BOTTOM3 { 350 0x0: punpcklbw_Vo_Wq(); 351 0x1: punpcklwd_Vo_Wq(); 352 0x2: punpckldq_Vo_Wq(); 353 0x3: packsswb_Vo_Wo(); 354 0x4: pcmpgtb_Vo_Wo(); 355 0x5: pcmpgtw_Vo_Wo(); 356 0x6: pcmpgtd_Vo_Wo(); 357 0x7: packuswb_Vo_Wo(); 358 } 359 default: Inst::UD2(); 360 } 361 0x0D: decode LEGACY_DECODEVAL { 362 // no prefix 363 0x0: decode OPCODE_OP_BOTTOM3 { 364 0x0: punpckhbw_Pq_Qq(); 365 0x1: punpckhwd_Pq_Qq(); 366 0x2: punpckhdq_Pq_Qq(); 367 0x3: packssdw_Pq_Qq(); 368 0x6: movd_Pq_Ed(); 369 0x7: movq_Pq_Qq(); 370 default: Inst::UD2(); 371 } 372 // repe (0xF3) 373 0x4: decode OPCODE_OP_BOTTOM3 { 374 0x7: movdqu_Vo_Wo(); 375 default: Inst::UD2(); 376 } 377 // operand size (0x66) 378 0x1: decode OPCODE_OP_BOTTOM3 { 379 0x0: punpckhbw_Vo_Wo(); 380 0x1: punpckhwd_Vo_Wo(); 381 0x2: punpckhdq_Vo_Wo(); 382 0x3: packssdw_Vo_Wo(); 383 0x4: punpcklqdq_Vo_Wq(); 384 0x5: punpcklqdq_Vo_Wq(); 385 0x6: movd_Vo_Ed(); 386 0x7: movdqa_Vo_Wo(); 387 } 388 default: Inst::UD2(); 389 } 390 0x0E: decode LEGACY_DECODEVAL { 391 // no prefix 392 0x0: decode OPCODE_OP_BOTTOM3 { 393 0x0: pshufw_Pq_Qq_Ib(); 394 0x1: group13_pshimw(); 395 0x2: group14_pshimd(); 396 0x3: group15_pshimq(); 397 0x4: pcmpeqb_Pq_Qq(); 398 0x5: pcmpeqw_Pq_Qq(); 399 0x6: pcmpeqd_Pq_Qq(); 400 0x7: emms(); 401 } 402 // repe (0xF3) 403 0x4: decode OPCODE_OP_BOTTOM3 { 404 0x0: pshufhw_Vo_Wo_Ib(); 405 default: Inst::UD2(); 406 } 407 // operand size (0x66) 408 0x1: decode OPCODE_OP_BOTTOM3 { 409 0x0: pshufd_Vo_Wo_Ib(); 410 0x1: group13_pshimw(); 411 0x2: group14_pshimd(); 412 0x3: group15_pshimq_dq(); 413 0x4: pcmpeqb_Vo_Wo(); 414 0x5: pcmpeqw_Vo_Wo(); 415 0x6: pcmpeqd_Vo_Wo(); 416 default: Inst::UD2(); 417 } 418 // repne (0xF2) 419 0x8: decode OPCODE_OP_BOTTOM3 { 420 0x0: pshuflw_Vo_Wo_Ib(); 421 default: Inst::UD2(); 422 } 423 default: Inst::UD2(); 424 } 425 0x0F: decode LEGACY_DECODEVAL { 426 // no prefix 427 0x0: decode OPCODE_OP_BOTTOM3 { 428 0x0: vmread_Ed_or_Eq_Gd_or_Gq(); 429 0x1: vmwrite_Gd_or_Gq_Ed_or_Eq(); 430 0x6: mov_Ed_Pd(); 431 0x7: mov_Qq_Pq(); 432 default: Inst::UD2(); 433 } 434 // repe (0xF3) 435 0x4: decode OPCODE_OP_BOTTOM3 { 436 0x6: movq_Vo_Mq_or_Vq_Vq(); 437 0x7: movdqu_Wo_Vo(); 438 default: Inst::UD2(); 439 } 440 // operand size (0x66) 441 0x1: decode OPCODE_OP_BOTTOM3 { 442 0x4: haddpd_Vo_Wo(); 443 0x5: hsubpd_Vo_Wo(); 444 0x6: movd_Ed_Vd(); 445 0x7: movdqa_Wo_Vo(); 446 default: Inst::UD2(); 447 } 448 // repne (0xF2) 449 0x8: decode OPCODE_OP_BOTTOM3 { 450 0x4: haddps_Vo_Wo(); 451 0x5: hsubps_Vo_Wo(); 452 default: Inst::UD2(); 453 } 454 default: Inst::UD2(); 455 } 456 format Inst { 457 0x10: decode OPCODE_OP_BOTTOM3 { 458 0x0: JO(Jz); 459 0x1: JNO(Jz); 460 0x2: JB(Jz); 461 0x3: JNB(Jz); 462 0x4: JZ(Jz); 463 0x5: JNZ(Jz); 464 0x6: JBE(Jz); 465 0x7: JNBE(Jz); 466 } 467 0x11: decode OPCODE_OP_BOTTOM3 { 468 0x0: JS(Jz); 469 0x1: JNS(Jz); 470 0x2: JP(Jz); 471 0x3: JNP(Jz); 472 0x4: JL(Jz); 473 0x5: JNL(Jz); 474 0x6: JLE(Jz); 475 0x7: JNLE(Jz); 476 } 477 0x12: decode OPCODE_OP_BOTTOM3 { 478 0x0: SETO(Eb); 479 0x1: SETNO(Eb); 480 0x2: SETB(Eb); 481 0x3: SETNB(Eb); 482 0x4: SETZ(Eb); 483 0x5: SETNZ(Eb); 484 0x6: SETBE(Eb); 485 0x7: SETNBE(Eb); 486 } 487 0x13: decode OPCODE_OP_BOTTOM3 { 488 0x0: SETS(Eb); 489 0x1: SETNS(Eb); 490 0x2: SETP(Eb); 491 0x3: SETNP(Eb); 492 0x4: SETL(Eb); 493 0x5: SETNL(Eb); 494 0x6: SETLE(Eb); 495 0x7: SETNLE(Eb); 496 } 497 } 498 0x14: decode OPCODE_OP_BOTTOM3 { 499 0x0: push_fs(); 500 0x1: pop_fs(); 501 0x2: Inst::CPUID(rAd); 502 0x3: bt_Ev_Gv(); 503 0x4: shld_Ev_Gv_Ib(); 504 0x5: shld_Ev_Gv_rCl(); 505 0x6: xbts_and_cmpxchg(); 506 0x7: ibts_and_cmpxchg(); 507 } 508 0x15: decode OPCODE_OP_BOTTOM3 { 509 0x0: push_gs(); 510 0x1: pop_gs(); 511 0x2: rsm_smm(); 512 0x3: bts_Ev_Gv(); 513 0x4: shrd_Ev_Gv_Ib(); 514 0x5: shrd_Ev_Gv_rCl(); 515 0x6: group16(); 516 0x7: Inst::IMUL(Gv,Ev); 517 } 518 0x16: decode OPCODE_OP_BOTTOM3 { 519 0x0: Inst::CMPXCHG(Eb,Gb); 520 0x1: Inst::CMPXCHG(Ev,Gv); 521 0x2: lss_Gz_Mp(); 522 0x3: btr_Ev_Gv(); 523 0x4: lfs_Gz_Mp(); 524 0x5: lgs_Gz_Mp(); 525 //The size of the second operand in these instructions should 526 //really be "b" or "w", but it's set to v in order to have a 527 //consistent register size. This shouldn't affect behavior. 528 0x6: Inst::MOVZX_B(Gv,Ev); 529 0x7: Inst::MOVZX_W(Gv,Ev); 530 } 531 0x17: decode OPCODE_OP_BOTTOM3 { 532 0x0: jmpe_Jz(); // IA-64? 533 0x1: group11_UD2(); 534 0x2: group8_Ev_Ib(); 535 0x3: btc_Ev_Gv(); 536 0x4: bsf_Gv_Ev(); 537 0x5: bsr_Gv_Ev(); 538 //The size of the second operand in these instructions should 539 //really be "b" or "w", but it's set to v in order to have a 540 //consistent register size. This shouldn't affect behavior. 541 0x6: Inst::MOVSX_B(Gv,Ev); 542 0x7: Inst::MOVSX_W(Gv,Ev); 543 } 544 0x18: decode OPCODE_OP_BOTTOM3 { 545 0x0: xadd_Eb_Gb(); 546 0x1: xadd_Ev_Gv(); 547 0x7: group9(); 548 default: decode LEGACY_DECODEVAL { 549 // no prefix 550 0x0: decode OPCODE_OP_BOTTOM3 { 551 0x2: cmpccps_Vo_Wo_Ib(); 552 0x3: cvtdq2ps_Vo_Wo(); 553 0x4: subps_Vo_Wo(); 554 0x5: minps_Vo_Wo(); 555 0x6: divps_Vo_Wo(); 556 } 557 // repe (0xF3) 558 0x4: decode OPCODE_OP_BOTTOM3 { 559 0x2: cmpccss_Vd_Wd_Ib(); 560 default: Inst::UD2(); 561 } 562 // operand size (0x66) 563 0x1: decode OPCODE_OP_BOTTOM3 { 564 0x2: cmpccpd_Vo_Wo_Ib(); 565 0x4: subpd_Vo_Wo(); 566 0x5: minpd_Vo_Wo(); 567 0x6: divpd_Vo_Wo(); 568 default: Inst::UD2(); 569 } 570 // repne (0xF2) 571 0x8: decode OPCODE_OP_BOTTOM3 { 572 0x2: cmpccsd_Vq_Wq_Ib(); 573 default: Inst::UD2(); 574 } 575 default: Inst::UD2(); 576 } 577 } 578 0x19: bswap_B(); 579 0x1A: decode LEGACY_DECODEVAL { 580 // no prefix 581 0x0: decode OPCODE_OP_BOTTOM3 { 582 0x1: psrlw_Pq_Qq(); 583 0x2: psrld_Pq_Qq(); 584 0x3: psrlq_Pq_Qq(); 585 0x4: paddq_Pq_Qq(); 586 0x5: pmullw_Pq_Qq(); 587 0x7: pmovmskb_Gd_PRq(); 588 default: Inst::UD2(); 589 } 590 // repe (0xF3) 591 0x4: decode OPCODE_OP_BOTTOM3 { 592 0x6: movq2dq_Vo_PRq(); 593 default: Inst::UD2(); 594 } 595 // operand size (0x66) 596 0x1: decode OPCODE_OP_BOTTOM3 { 597 0x0: addsubpd_Vo_Wo(); 598 0x1: psrlw_Vo_Wo(); 599 0x2: psrld_Vo_Wo(); 600 0x3: psrlq_Vo_Wo(); 601 0x4: paddq_Vo_Wo(); 602 0x5: pmullw_Vo_Wo(); 603 0x6: decode MODRM_MOD { 604 0x3: movq_Vq_Vq(); 605 default: movq_Mq_Vq(); 606 } 607 0x7: pmovmskb_Gd_VRo(); 608 } 609 // repne (0xF2) 610 0x8: decode OPCODE_OP_BOTTOM3 { 611 0x0: addsubps_Vo_Wo(); 612 0x6: movdq2q_Pq_VRq(); 613 default: Inst::UD2(); 614 } 615 default: Inst::UD2(); 616 } 617 0x1B: decode LEGACY_DECODEVAL { 618 // no prefix 619 0x0: decode OPCODE_OP_BOTTOM3 { 620 0x0: psubusb_Pq_Qq(); 621 0x1: psubusw_Pq_Qq(); 622 0x2: pminub_Pq_Qq(); 623 0x3: pand_Pq_Qq(); 624 0x4: paddusb_Pq_Qq(); 625 0x5: paddusw_Pq_Qq(); 626 0x6: pmaxub_Pq_Qq(); 627 0x7: pandn_Pq_Qq(); 628 } 629 // operand size (0x66) 630 0x1: decode OPCODE_OP_BOTTOM3 { 631 0x0: psubusb_Vo_Wo(); 632 0x1: psubusw_Vo_Wo(); 633 0x2: pminub_Vo_Wo(); 634 0x3: pand_Vo_Wo(); 635 0x4: paddusb_Vo_Wo(); 636 0x5: paddusw_Vo_Wo(); 637 0x6: pmaxub_Vo_Wo(); 638 0x7: pandn_Vo_Wo(); 639 } 640 default: Inst::UD2(); 641 } 642 0x1C: decode LEGACY_DECODEVAL { 643 // no prefix 644 0x0: decode OPCODE_OP_BOTTOM3 { 645 0x0: pavgb_Pq_Qq(); 646 0x1: psraw_Pq_Qq(); 647 0x2: psrad_Pq_Qq(); 648 0x3: pavgw_Pq_Qq(); 649 0x4: pmulhuw_Pq_Qq(); 650 0x5: pmulhw_Pq_Qq(); 651 0x7: movntq_Mq_Pq(); 652 default: Inst::UD2(); 653 } 654 // repe (0xF3) 655 0x4: decode OPCODE_OP_BOTTOM3 { 656 0x6: cvtdq2pd_Vo_Wq(); 657 default: Inst::UD2(); 658 } 659 // operand size (0x66) 660 0x1: decode OPCODE_OP_BOTTOM3 { 661 0x0: pavgb_Vo_Wo(); 662 0x1: psraw_Vo_Wo(); 663 0x2: psrad_Vo_Wo(); 664 0x3: pavgw_Vo_Wo(); 665 0x4: pmulhuw_Vo_Wo(); 666 0x5: pmulhw_Vo_Wo(); 667 0x6: cvttpd2dq_Vo_Wo(); 668 0x7: movntdq_Mo_Vo(); 669 } 670 // repne (0xF2) 671 0x8: decode OPCODE_OP_BOTTOM3 { 672 0x6: cvtpd2dq_Vo_Wo(); 673 default: Inst::UD2(); 674 } 675 default: Inst::UD2(); 676 } 677 0x1D: decode LEGACY_DECODEVAL { 678 // no prefix 679 0x0: decode OPCODE_OP_BOTTOM3 { 680 0x0: psubsb_Pq_Qq(); 681 0x1: psubsw_Pq_Qq(); 682 0x2: pminsw_Pq_Qq(); 683 0x3: por_Pq_Qq(); 684 0x4: paddsb_Pq_Qq(); 685 0x5: paddsw_Pq_Qq(); 686 0x6: pmaxsw_Pq_Qq(); 687 0x7: pxor_Pq_Qq(); 688 } 689 // operand size (0x66) 690 0x1: decode OPCODE_OP_BOTTOM3 { 691 0x0: psubsb_Vo_Wo(); 692 0x1: psubsw_Vo_Wo(); 693 0x2: pminsw_Vo_Wo(); 694 0x3: por_Vo_Wo(); 695 0x4: paddsb_Vo_Wo(); 696 0x5: paddsw_Vo_Wo(); 697 0x6: pmaxsw_Vo_Wo(); 698 0x7: pxor_Vo_Wo(); 699 } 700 default: Inst::UD2(); 701 } 702 0x1E: decode OPCODE_OP_BOTTOM3 { 703 // no prefix 704 0x0: decode OPCODE_OP_BOTTOM3 { 705 0x1: psllw_Pq_Qq(); 706 0x2: pslld_Pq_Qq(); 707 0x3: psllq_Pq_Qq(); 708 0x4: pmuludq_Pq_Qq(); 709 0x5: pmaddwd_Pq_Qq(); 710 0x6: psadbw_Pq_Qq(); 711 0x7: maskmovq_Pq_PRq(); 712 default: Inst::UD2(); 713 } 714 // operand size (0x66) 715 0x1: decode OPCODE_OP_BOTTOM3 { 716 0x1: psllw_Vo_Wo(); 717 0x2: pslld_Vo_Wo(); 718 0x3: psllq_Vo_Wo(); 719 0x4: pmuludq_Vo_Wo(); 720 0x5: pmaddwd_Vo_Wo(); 721 0x6: psadbw_Vo_Wo(); 722 0x7: maskmovdqu_Vo_VRo(); 723 default: Inst::UD2(); 724 } 725 // repne (0xF2) 726 0x8: decode OPCODE_OP_BOTTOM3 { 727 0x0: lddqu_Vo_Mo(); 728 default: Inst::UD2(); 729 } 730 default: Inst::UD2(); 731 } 732 0x1F: decode LEGACY_DECODEVAL { 733 // no prefix 734 0x0: decode OPCODE_OP_BOTTOM3 { 735 0x0: psubb_Pq_Qq(); 736 0x1: psubw_Pq_Qq(); 737 0x2: psubd_Pq_Qq(); 738 0x3: psubq_Pq_Qq(); 739 0x4: paddb_Pq_Qq(); 740 0x5: paddw_Pq_Qq(); 741 0x6: paddd_Pq_Qq(); 742 0x7: Inst::UD2(); 743 } 744 // operand size (0x66) 745 0x1: decode OPCODE_OP_BOTTOM3 { 746 0x0: psubb_Vo_Wo(); 747 0x1: psubw_Vo_Wo(); 748 0x2: psubd_Vo_Wo(); 749 0x3: psubq_Vo_Wo(); 750 0x4: paddb_Vo_Wo(); 751 0x5: paddw_Vo_Wo(); 752 0x6: paddd_Vo_Wo(); 753 0x7: Inst::UD2(); 754 } 755 default: Inst::UD2(); 756 } 757 default: FailUnimpl::twoByteOps(); 758 } 759 } 760 default: M5InternalError::error( 761 {{"Unexpected first opcode byte in two byte opcode!"}}); 762} 763