two_byte_opcodes.isa revision 12463:84f365522633
15081Sgblack@eecs.umich.edu// Copyright (c) 2007-2008 The Hewlett-Packard Development Company 25081Sgblack@eecs.umich.edu// Copyright (c) 2012-2013 AMD 35081Sgblack@eecs.umich.edu// All rights reserved. 47087Snate@binkert.org// 57087Snate@binkert.org// The license below extends only to copyright in the software and shall 67087Snate@binkert.org// not be construed as granting a license to any other intellectual 77087Snate@binkert.org// property including but not limited to intellectual property relating 87087Snate@binkert.org// to a hardware implementation of the functionality of the software 97087Snate@binkert.org// licensed hereunder. You may use the software subject to the license 107087Snate@binkert.org// terms below provided that you ensure that this notice is replicated 117087Snate@binkert.org// unmodified and in its entirety in all distributions of the software, 125081Sgblack@eecs.umich.edu// modified or unmodified, in source code or in binary form. 137087Snate@binkert.org// 147087Snate@binkert.org// Copyright (c) 2008 The Regents of The University of Michigan 157087Snate@binkert.org// All rights reserved. 167087Snate@binkert.org// 177087Snate@binkert.org// Redistribution and use in source and binary forms, with or without 187087Snate@binkert.org// modification, are permitted provided that the following conditions are 197087Snate@binkert.org// met: redistributions of source code must retain the above copyright 207087Snate@binkert.org// notice, this list of conditions and the following disclaimer; 215081Sgblack@eecs.umich.edu// redistributions in binary form must reproduce the above copyright 227087Snate@binkert.org// notice, this list of conditions and the following disclaimer in the 235081Sgblack@eecs.umich.edu// documentation and/or other materials provided with the distribution; 245081Sgblack@eecs.umich.edu// neither the name of the copyright holders nor the names of its 255081Sgblack@eecs.umich.edu// contributors may be used to endorse or promote products derived from 265081Sgblack@eecs.umich.edu// this software without specific prior written permission. 275081Sgblack@eecs.umich.edu// 285081Sgblack@eecs.umich.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 295081Sgblack@eecs.umich.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 305081Sgblack@eecs.umich.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 315081Sgblack@eecs.umich.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 325081Sgblack@eecs.umich.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 335081Sgblack@eecs.umich.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 345081Sgblack@eecs.umich.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 355081Sgblack@eecs.umich.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 365081Sgblack@eecs.umich.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 375081Sgblack@eecs.umich.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 385081Sgblack@eecs.umich.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 396571Sgblack@eecs.umich.edu// 406571Sgblack@eecs.umich.edu// Authors: Gabe Black 416571Sgblack@eecs.umich.edu 426571Sgblack@eecs.umich.edu//////////////////////////////////////////////////////////////////// 436571Sgblack@eecs.umich.edu// 446571Sgblack@eecs.umich.edu// Decode the two byte opcodes 456571Sgblack@eecs.umich.edu// 466571Sgblack@eecs.umich.edu'X86ISA::TwoByteOpcode': decode OPCODE_OP_TOP5 { 476571Sgblack@eecs.umich.edu format WarnUnimpl { 486571Sgblack@eecs.umich.edu 0x00: decode OPCODE_OP_BOTTOM3 { 496571Sgblack@eecs.umich.edu //0x00: group6(); 506571Sgblack@eecs.umich.edu 0x00: decode MODRM_REG { 516571Sgblack@eecs.umich.edu 0x0: sldt_Mw_or_Rv(); 526571Sgblack@eecs.umich.edu 0x1: str_Mw_or_Rv(); 536571Sgblack@eecs.umich.edu 0x2: Inst::LLDT(Ew); 546571Sgblack@eecs.umich.edu 0x3: Inst::LTR(Ew); 556571Sgblack@eecs.umich.edu 0x4: verr_Mw_or_Rv(); 566571Sgblack@eecs.umich.edu 0x5: verw_Mw_or_Rv(); 576571Sgblack@eecs.umich.edu //0x6: jmpe_Ev(); // IA-64 586571Sgblack@eecs.umich.edu default: Inst::UD2(); 596571Sgblack@eecs.umich.edu } 606571Sgblack@eecs.umich.edu //0x01: group7(); // Ugly, ugly, ugly... 616571Sgblack@eecs.umich.edu 0x01: decode MODRM_REG { 626571Sgblack@eecs.umich.edu 0x0: decode MODRM_MOD { 636571Sgblack@eecs.umich.edu 0x3: decode MODRM_RM { 646571Sgblack@eecs.umich.edu 0x1: vmcall(); 656571Sgblack@eecs.umich.edu 0x2: vmlaunch(); 666571Sgblack@eecs.umich.edu 0x3: vmresume(); 676571Sgblack@eecs.umich.edu 0x4: vmxoff(); 686571Sgblack@eecs.umich.edu default: Inst::UD2(); 696571Sgblack@eecs.umich.edu } 706571Sgblack@eecs.umich.edu default: sgdt_Ms(); 716571Sgblack@eecs.umich.edu } 726571Sgblack@eecs.umich.edu 0x1: decode MODRM_MOD { 736571Sgblack@eecs.umich.edu 0x3: decode MODRM_RM { 746571Sgblack@eecs.umich.edu 0x0: MonitorInst::monitor({{ 756571Sgblack@eecs.umich.edu xc->armMonitor(Rax); 766571Sgblack@eecs.umich.edu }}); 776571Sgblack@eecs.umich.edu 0x1: MwaitInst::mwait({{ 786571Sgblack@eecs.umich.edu uint64_t m = 0; //mem 796571Sgblack@eecs.umich.edu unsigned s = 0x8; //size 806571Sgblack@eecs.umich.edu unsigned f = 0; //flags 816571Sgblack@eecs.umich.edu readMemAtomic(xc, traceData, 826571Sgblack@eecs.umich.edu xc->getAddrMonitor()->vAddr, 836571Sgblack@eecs.umich.edu m, s, f); 846571Sgblack@eecs.umich.edu xc->mwaitAtomic(xc->tcBase()); 856571Sgblack@eecs.umich.edu MicroHalt hltObj(machInst, mnemonic, 0x0); 866571Sgblack@eecs.umich.edu hltObj.execute(xc, traceData); 876571Sgblack@eecs.umich.edu }}); 886571Sgblack@eecs.umich.edu default: Inst::UD2(); 896571Sgblack@eecs.umich.edu } 906571Sgblack@eecs.umich.edu default: sidt_Ms(); 916571Sgblack@eecs.umich.edu } 926571Sgblack@eecs.umich.edu 0x2: decode MODRM_MOD { 936571Sgblack@eecs.umich.edu 0x3: decode MODRM_RM { 946571Sgblack@eecs.umich.edu 0x0: xgetbv(); 956571Sgblack@eecs.umich.edu 0x1: xsetbv(); 966571Sgblack@eecs.umich.edu } 976571Sgblack@eecs.umich.edu default: decode MODE_SUBMODE { 986571Sgblack@eecs.umich.edu 0x0: Inst::LGDT(M); 996571Sgblack@eecs.umich.edu default: decode OPSIZE { 1006571Sgblack@eecs.umich.edu // 16 bit operand sizes are special, but only 1016571Sgblack@eecs.umich.edu // in legacy and compatability modes. 1026571Sgblack@eecs.umich.edu 0x2: Inst::LGDT_16(M); 1036571Sgblack@eecs.umich.edu default: Inst::LGDT(M); 1046571Sgblack@eecs.umich.edu } 1056571Sgblack@eecs.umich.edu } 1066571Sgblack@eecs.umich.edu } 1076571Sgblack@eecs.umich.edu 0x3: decode MODRM_MOD { 1086571Sgblack@eecs.umich.edu 0x3: decode MODRM_RM { 1096571Sgblack@eecs.umich.edu 0x0: vmrun(); 1106571Sgblack@eecs.umich.edu 0x1: vmmcall(); 1116571Sgblack@eecs.umich.edu 0x2: vmload(); 1126571Sgblack@eecs.umich.edu 0x3: vmsave(); 1136571Sgblack@eecs.umich.edu 0x4: stgi(); 1146571Sgblack@eecs.umich.edu 0x5: clgi(); 1156571Sgblack@eecs.umich.edu 0x6: skinit(); 1166571Sgblack@eecs.umich.edu 0x7: invlpga(); 1176571Sgblack@eecs.umich.edu } 1186571Sgblack@eecs.umich.edu default: decode MODE_SUBMODE { 1196571Sgblack@eecs.umich.edu 0x0: Inst::LIDT(M); 1206801Sgblack@eecs.umich.edu default: decode OPSIZE { 1216801Sgblack@eecs.umich.edu // 16 bit operand sizes are special, but only 1226571Sgblack@eecs.umich.edu // in legacy and compatability modes. 1236571Sgblack@eecs.umich.edu 0x2: Inst::LIDT_16(M); 1246571Sgblack@eecs.umich.edu default: Inst::LIDT(M); 1256571Sgblack@eecs.umich.edu } 1266571Sgblack@eecs.umich.edu } 1276801Sgblack@eecs.umich.edu } 1286801Sgblack@eecs.umich.edu 0x4: decode MODRM_MOD { 1296571Sgblack@eecs.umich.edu 0x3: Inst::SMSW(Rv); 1306571Sgblack@eecs.umich.edu default: Inst::SMSW(Mw); 1316571Sgblack@eecs.umich.edu } 1326571Sgblack@eecs.umich.edu 0x6: Inst::LMSW(Ew); 1336571Sgblack@eecs.umich.edu 0x7: decode MODRM_MOD { 1346571Sgblack@eecs.umich.edu 0x3: decode MODRM_RM { 1356801Sgblack@eecs.umich.edu 0x0: Inst::SWAPGS(); 1366801Sgblack@eecs.umich.edu 0x1: rdtscp(); 1376571Sgblack@eecs.umich.edu default: Inst::UD2(); 1386571Sgblack@eecs.umich.edu } 1396571Sgblack@eecs.umich.edu default: Inst::INVLPG(M); 1406801Sgblack@eecs.umich.edu } 1416801Sgblack@eecs.umich.edu } 1426571Sgblack@eecs.umich.edu 0x02: lar_Gv_Ew(); 1436571Sgblack@eecs.umich.edu 0x03: lsl_Gv_Ew(); 1446571Sgblack@eecs.umich.edu // sandpile.org doesn't seem to know what this is...? We'll 1456571Sgblack@eecs.umich.edu // use it for pseudo instructions. We've got 16 bits of space 1466571Sgblack@eecs.umich.edu // to play with so there can be quite a few pseudo 1476801Sgblack@eecs.umich.edu // instructions. 1486801Sgblack@eecs.umich.edu //0x04: loadall_or_reset_or_hang(); 1496571Sgblack@eecs.umich.edu 0x4: decode IMMEDIATE { 1506571Sgblack@eecs.umich.edu format BasicOperate { 1516571Sgblack@eecs.umich.edu 0x00: m5arm({{ 1526571Sgblack@eecs.umich.edu PseudoInst::arm(xc->tcBase()); 1536571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1546571Sgblack@eecs.umich.edu 0x01: m5quiesce({{ 1556801Sgblack@eecs.umich.edu PseudoInst::quiesce(xc->tcBase()); 1566801Sgblack@eecs.umich.edu }}, IsNonSpeculative, IsQuiesce); 1576571Sgblack@eecs.umich.edu 0x02: m5quiesceNs({{ 1586571Sgblack@eecs.umich.edu PseudoInst::quiesceNs(xc->tcBase(), Rdi); 1596571Sgblack@eecs.umich.edu }}, IsNonSpeculative, IsQuiesce); 1606571Sgblack@eecs.umich.edu 0x03: m5quiesceCycle({{ 1616571Sgblack@eecs.umich.edu PseudoInst::quiesceCycles(xc->tcBase(), Rdi); 1626571Sgblack@eecs.umich.edu }}, IsNonSpeculative, IsQuiesce); 1636571Sgblack@eecs.umich.edu 0x04: m5quiesceTime({{ 1646571Sgblack@eecs.umich.edu Rax = PseudoInst::quiesceTime(xc->tcBase()); 1656571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1666571Sgblack@eecs.umich.edu 0x07: m5rpns({{ 1676571Sgblack@eecs.umich.edu Rax = PseudoInst::rpns(xc->tcBase()); 1686571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1696571Sgblack@eecs.umich.edu 0x21: m5exit({{ 1706571Sgblack@eecs.umich.edu PseudoInst::m5exit(xc->tcBase(), Rdi); 1716571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1726571Sgblack@eecs.umich.edu 0x22: m5fail({{ 1736571Sgblack@eecs.umich.edu PseudoInst::m5fail(xc->tcBase(), Rdi, Rsi); 1746571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1756571Sgblack@eecs.umich.edu 0x30: m5initparam({{ 1766571Sgblack@eecs.umich.edu Rax = PseudoInst::initParam(xc->tcBase(), Rdi, Rsi); 1776571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1786571Sgblack@eecs.umich.edu 0x31: m5loadsymbol({{ 1796571Sgblack@eecs.umich.edu PseudoInst::loadsymbol(xc->tcBase()); 1806571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1816571Sgblack@eecs.umich.edu 0x40: m5resetstats({{ 1826571Sgblack@eecs.umich.edu PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi); 1836571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1846571Sgblack@eecs.umich.edu 0x41: m5dumpstats({{ 1856571Sgblack@eecs.umich.edu PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi); 1866571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1876571Sgblack@eecs.umich.edu 0x42: m5dumpresetstats({{ 1886571Sgblack@eecs.umich.edu PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi); 1896571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1906571Sgblack@eecs.umich.edu 0x43: m5checkpoint({{ 1916571Sgblack@eecs.umich.edu PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi); 1926571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1936571Sgblack@eecs.umich.edu 0x50: m5readfile({{ 1946571Sgblack@eecs.umich.edu Rax = PseudoInst::readfile( 1956571Sgblack@eecs.umich.edu xc->tcBase(), Rdi, Rsi, Rdx); 1966571Sgblack@eecs.umich.edu }}, IsNonSpeculative); 1976571Sgblack@eecs.umich.edu 0x51: m5debugbreak({{ 1985081Sgblack@eecs.umich.edu PseudoInst::debugbreak(xc->tcBase()); 199 }}, IsNonSpeculative); 200 0x52: m5switchcpu({{ 201 PseudoInst::switchcpu(xc->tcBase()); 202 }}, IsNonSpeculative); 203 0x53: m5addsymbol({{ 204 PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi); 205 }}, IsNonSpeculative); 206 0x54: m5panic({{ 207 panic("M5 panic instruction called at pc = %#x.\n", 208 RIP); 209 }}, IsNonSpeculative); 210 0x55: m5reserved1({{ 211 warn("M5 reserved opcode 1 ignored.\n"); 212 }}, IsNonSpeculative); 213 0x56: m5reserved2({{ 214 warn("M5 reserved opcode 2 ignored.\n"); 215 }}, IsNonSpeculative); 216 0x57: m5reserved3({{ 217 warn("M5 reserved opcode 3 ignored.\n"); 218 }}, IsNonSpeculative); 219 0x58: m5reserved4({{ 220 warn("M5 reserved opcode 4 ignored.\n"); 221 }}, IsNonSpeculative); 222 0x59: m5reserved5({{ 223 warn("M5 reserved opcode 5 ignored.\n"); 224 }}, IsNonSpeculative); 225 0x5a: m5_work_begin({{ 226 PseudoInst::workbegin(xc->tcBase(), Rdi, Rsi); 227 }}, IsNonSpeculative); 228 0x5b: m5_work_end({{ 229 PseudoInst::workend(xc->tcBase(), Rdi, Rsi); 230 }}, IsNonSpeculative); 231 0x62: m5togglesync({{ 232 PseudoInst::togglesync(xc->tcBase()); 233 }}, IsNonSpeculative, IsQuiesce); 234 default: Inst::UD2(); 235 } 236 } 237 0x05: decode FullSystemInt { 238 0: SyscallInst::syscall('xc->syscall(Rax, &fault)', 239 IsSyscall, IsNonSpeculative, 240 IsSerializeAfter); 241 default: decode MODE_MODE { 242 0x0: decode MODE_SUBMODE { 243 0x0: Inst::SYSCALL_64(); 244 0x1: Inst::SYSCALL_COMPAT(); 245 } 246 0x1: Inst::SYSCALL_LEGACY(); 247 } 248 } 249 0x06: Inst::CLTS(); 250 0x07: decode MODE_SUBMODE { 251 0x0: decode OPSIZE { 252 // Return to 64 bit mode. 253 0x8: Inst::SYSRET_TO_64(); 254 // Return to compatibility mode. 255 default: Inst::SYSRET_TO_COMPAT(); 256 } 257 default: Inst::SYSRET_NON_64(); 258 } 259 } 260 0x01: decode OPCODE_OP_BOTTOM3 { 261 0x0: invd(); 262 0x1: wbinvd(); 263 0x2: Inst::UD2(); 264 0x3: Inst::UD2(); 265 0x4: Inst::UD2(); 266 0x5: Inst::PREFETCH(Mb); 267 0x6: FailUnimpl::femms(); 268 0x7: decode IMMEDIATE { 269 0x0C: pi2fw_Pq_Qq(); 270 0x0D: pi2fd_Pq_Qq(); 271 0x1C: pf2iw_Pq_Qq(); 272 0x1D: pf2id_Pq_Qq(); 273 0x8A: pfnacc_Pq_Qq(); 274 0x8E: pfpnacc_Pq_Qq(); 275 0x90: pfcmpge_Pq_Qq(); 276 0x94: pfmin_Pq_Qq(); 277 0x96: pfrcp_Pq_Qq(); 278 0x97: pfrsqrt_Pq_Qq(); 279 0x9A: Inst::PFSUB(Pq,Qq); 280 0x9E: pfadd_Pq_Qq(); 281 0xA0: pfcmpgt_Pq_Qq(); 282 0xA4: pfmax_Pq_Qq(); 283 0xA6: pfrcpit1_Pq_Qq(); 284 0xA7: pfrsqit1_Pq_Qq(); 285 0xAA: Inst::PFSUBR(Pq,Qq); 286 0xAE: pfacc_Pq_Qq(); 287 0xB0: pfcmpeq_Pq_Qq(); 288 0xB4: Inst::PFMUL(Pq,Qq); 289 0xB6: pfrcpit2_Pq_Qq(); 290 0xB7: Inst::PMULHRW(Pq,Qq); 291 0xBB: pswapd_Pq_Qq(); 292 0xBF: pavgusb_Pq_Qq(); 293 default: Inst::UD2(); 294 } 295 } 296 format Inst{ 297 0x02: decode LEGACY_DECODEVAL { 298 // no prefix 299 0x0: decode OPCODE_OP_BOTTOM3 { 300 0x0: MOVUPS(Vo,Wo); 301 0x1: MOVUPS(Wo,Vo); 302 0x2: decode MODRM_MOD { 303 0x3: MOVHLPS(Vps,VRq); 304 default: MOVLPS(Vps,Mq); 305 } 306 0x3: MOVLPS(Mq,Vps); 307 0x4: UNPCKLPS(Vps,Wq); 308 0x5: UNPCKHPS(Vps,Wq); 309 0x6: decode MODRM_MOD { 310 0x3: MOVLHPS(Vps,VRq); 311 default: MOVHPS(Vps,Mq); 312 } 313 0x7: MOVHPS(Mq,Vq); 314 } 315 // repe (0xF3) 316 0x4: decode OPCODE_OP_BOTTOM3 { 317 0x0: MOVSS(Vd,Wd); 318 0x1: MOVSS(Wd,Vd); 319 0x2: WarnUnimpl::movsldup_Vo_Wo(); 320 0x6: WarnUnimpl::movshdup_Vo_Wo(); 321 default: UD2(); 322 } 323 // operand size (0x66) 324 0x1: decode OPCODE_OP_BOTTOM3 { 325 0x0: MOVUPD(Vo,Wo); 326 0x1: MOVUPD(Wo,Vo); 327 0x2: MOVLPD(Vq,Mq); 328 0x3: MOVLPD(Mq,Vq); 329 0x4: UNPCKLPD(Vo,Wq); 330 0x5: UNPCKHPD(Vo,Wo); 331 0x6: MOVHPD(Vq,Mq); 332 0x7: MOVHPD(Mq,Vq); 333 } 334 // repne (0xF2) 335 0x8: decode OPCODE_OP_BOTTOM3 { 336 0x0: MOVSD(Vq,Wq); 337 0x1: MOVSD(Wq,Vq); 338 0x2: MOVDDUP(Vo,Wq); 339 default: UD2(); 340 } 341 default: UD2(); 342 } 343 0x03: decode OPCODE_OP_BOTTOM3 { 344 //group16(); 345 0x0: decode MODRM_REG { 346 0x0: WarnUnimpl::prefetch_nta(); 347 0x1: PREFETCH_T0(Mb); 348 0x2: WarnUnimpl::prefetch_t1(); 349 0x3: WarnUnimpl::prefetch_t2(); 350 default: HINT_NOP(); 351 } 352 0x1: HINT_NOP(); 353 0x2: HINT_NOP(); 354 0x3: HINT_NOP(); 355 0x4: HINT_NOP(); 356 0x5: HINT_NOP(); 357 0x6: HINT_NOP(); 358 0x7: HINT_NOP(); 359 } 360 0x04: decode LEGACY_DECODEVAL { 361 // no prefix 362 0x0: decode OPCODE_OP_BOTTOM3 { 363 0x0: CondInst::MOV( 364 {{isValidMiscReg(MISCREG_CR(MODRM_REG))}},Rd,Cd); 365 0x1: MOV(Rd,Dd); 366 0x2: CondInst::MOV( 367 {{isValidMiscReg(MISCREG_CR(MODRM_REG))}},Cd,Rd); 368 0x3: MOV(Dd,Rd); 369 default: UD2(); 370 } 371 // operand size (0x66) 372 0x1: decode OPCODE_OP_BOTTOM3 { 373 0x0: MOV(Rd,Cd); 374 0x2: MOV(Cd,Rd); 375 } 376 default: UD2(); 377 } 378 0x05: decode LEGACY_DECODEVAL { 379 // no prefix 380 0x0: decode OPCODE_OP_BOTTOM3 { 381 //These moves should really use size o (octword), but 382 //because they are split in two, they use q (quadword). 383 0x0: MOVAPS(Vq,Wq); 384 0x1: MOVAPS(Wq,Vq); 385 0x2: CVTPI2PS(Vq,Qq); 386 0x3: WarnUnimpl::movntps_Mo_Vo(); 387 0x4: CVTTPS2PI(Pq,Wq); 388 0x5: CVTPS2PI(Pq,Wq); 389 0x6: UCOMISS(Vd,Wd); 390 0x7: COMISS(Vd,Wd); 391 } 392 // repe (0xF3) 393 0x4: decode OPCODE_OP_BOTTOM3 { 394 0x2: CVTSI2SS(Vd,Ed); 395 0x4: CVTTSS2SI(Gd,Wd); 396 0x5: CVTSS2SI(Gd,Wd); 397 default: UD2(); 398 } 399 // operand size (0x66) 400 0x1: decode OPCODE_OP_BOTTOM3 { 401 0x0: MOVAPD(Vo,Wo); 402 0x1: MOVAPD(Wo,Vo); 403 0x2: CVTPI2PD(Vo,Qq); 404 0x3: WarnUnimpl::movntpd_Mo_Vo(); 405 0x4: CVTTPD2PI(Pq,Wo); 406 0x5: CVTPD2PI(Pq,Wo); 407 0x6: UCOMISD(Vq,Wq); 408 0x7: COMISD(Vq,Wq); 409 } 410 // repne (0xF2) 411 0x8: decode OPCODE_OP_BOTTOM3 { 412 // The size of the V operand should be q, not dp 413 0x2: CVTSI2SD(Vdp,Edp); 414 // The size of the W operand should be q, not dp 415 0x4: CVTTSD2SI(Gdp,Wdp); 416 0x5: CVTSD2SI(Gd,Wq); 417 default: UD2(); 418 } 419 default: UD2(); 420 } 421 } 422 0x06: decode OPCODE_OP_BOTTOM3 { 423 0x0: Inst::WRMSR(); 424 0x1: Inst::RDTSC(); 425 0x2: Inst::RDMSR(); 426 0x3: rdpmc(); 427 0x4: decode FullSystemInt { 428 0: SyscallInst::sysenter('xc->syscall(Rax, &fault)', 429 IsSyscall, IsNonSpeculative, 430 IsSerializeAfter); 431 default: sysenter(); 432 } 433 0x5: sysexit(); 434 0x6: Inst::UD2(); 435 0x7: getsec(); 436 } 437 0x07: decode OPCODE_OP_BOTTOM3 { 438 0x0: M5InternalError::error( 439 {{"Three byte opcode shouldn't be handled by " 440 "two_byte_opcodes.isa!"}}); 441 0x2: M5InternalError::error( 442 {{"Three byte opcode shouldn't be handled by " 443 "two_byte_opcodes.isa!"}}); 444 default: UD2(); 445 } 446 format Inst { 447 0x08: decode OPCODE_OP_BOTTOM3 { 448 0x0: CMOVO(Gv,Ev); 449 0x1: CMOVNO(Gv,Ev); 450 0x2: CMOVB(Gv,Ev); 451 0x3: CMOVNB(Gv,Ev); 452 0x4: CMOVZ(Gv,Ev); 453 0x5: CMOVNZ(Gv,Ev); 454 0x6: CMOVBE(Gv,Ev); 455 0x7: CMOVNBE(Gv,Ev); 456 } 457 0x09: decode OPCODE_OP_BOTTOM3 { 458 0x0: CMOVS(Gv,Ev); 459 0x1: CMOVNS(Gv,Ev); 460 0x2: CMOVP(Gv,Ev); 461 0x3: CMOVNP(Gv,Ev); 462 0x4: CMOVL(Gv,Ev); 463 0x5: CMOVNL(Gv,Ev); 464 0x6: CMOVLE(Gv,Ev); 465 0x7: CMOVNLE(Gv,Ev); 466 } 467 0x0A: decode LEGACY_DECODEVAL { 468 // no prefix 469 0x0: decode OPCODE_OP_BOTTOM3 { 470 0x0: MOVMSKPS(Gd,VRo); 471 0x1: SQRTPS(Vo,Wo); 472 0x2: WarnUnimpl::rqsrtps_Vo_Wo(); 473 0x3: RCPPS(Vo,Wo); 474 0x4: ANDPS(Vo,Wo); 475 0x5: ANDNPS(Vo,Wo); 476 0x6: ORPS(Vo,Wo); 477 0x7: XORPS(Vo,Wo); 478 } 479 // repe (0xF3) 480 0x4: decode OPCODE_OP_BOTTOM3 { 481 0x1: SQRTSS(Vd,Wd); 482 0x2: WarnUnimpl::rsqrtss_Vd_Wd(); 483 0x3: RCPSS(Vd,Wd); 484 default: UD2(); 485 } 486 // operand size (0x66) 487 0x1: decode OPCODE_OP_BOTTOM3 { 488 0x0: MOVMSKPD(Gd,VRo); 489 0x1: SQRTPD(Vo,Wo); 490 0x4: ANDPD(Vo,Wo); 491 0x5: ANDNPD(Vo,Wo); 492 0x6: ORPD(Vo,Wo); 493 0x7: XORPD(Vo,Wo); 494 default: UD2(); 495 } 496 // repne (0xF2) 497 0x8: decode OPCODE_OP_BOTTOM3 { 498 0x1: SQRTSD(Vq,Wq); 499 default: UD2(); 500 } 501 default: UD2(); 502 } 503 0x0B: decode LEGACY_DECODEVAL { 504 // no prefix 505 0x0: decode OPCODE_OP_BOTTOM3 { 506 0x0: ADDPS(Vo,Wo); 507 0x1: MULPS(Vo,Wo); 508 0x2: CVTPS2PD(Vo,Wq); 509 0x3: CVTDQ2PS(Vo,Wo); 510 0x4: SUBPS(Vo,Wo); 511 0x5: MINPS(Vo,Wo); 512 0x6: DIVPS(Vo,Wo); 513 0x7: MAXPS(Vo,Wo); 514 } 515 // repe (0xF3) 516 0x4: decode OPCODE_OP_BOTTOM3 { 517 0x0: ADDSS(Vd,Wd); 518 0x1: MULSS(Vd,Wd); 519 0x2: CVTSS2SD(Vq,Wd); 520 0x3: CVTTPS2DQ(Vo,Wo); 521 0x4: SUBSS(Vd,Wd); 522 0x5: MINSS(Vd,Wd); 523 0x6: DIVSS(Vd,Wd); 524 0x7: MAXSS(Vd,Wd); 525 } 526 // operand size (0x66) 527 0x1: decode OPCODE_OP_BOTTOM3 { 528 0x0: ADDPD(Vo,Wo); 529 0x1: MULPD(Vo,Wo); 530 0x2: CVTPD2PS(Vo,Wo); 531 0x3: CVTPS2DQ(Vo,Wo); 532 0x4: SUBPD(Vo,Wo); 533 0x5: MINPD(Vo,Wo); 534 0x6: DIVPD(Vo,Wo); 535 0x7: MAXPD(Vo,Wo); 536 } 537 // repne (0xF2) 538 0x8: decode OPCODE_OP_BOTTOM3 { 539 0x0: ADDSD(Vq,Wq); 540 0x1: MULSD(Vq,Wq); 541 0x2: CVTSD2SS(Vd,Wq); 542 0x4: SUBSD(Vq,Wq); 543 0x5: MINSD(Vq,Wq); 544 0x6: DIVSD(Vq,Wq); 545 0x7: MAXSD(Vq,Wq); 546 default: UD2(); 547 } 548 default: UD2(); 549 } 550 0x0C: decode LEGACY_DECODEVAL { 551 // no prefix 552 0x0: decode OPCODE_OP_BOTTOM3 { 553 0x0: PUNPCKLBW(Pq,Qd); 554 0x1: PUNPCKLWD(Pq,Qd); 555 0x2: PUNPCKLDQ(Pq,Qd); 556 0x3: PACKSSWB(Pq,Qq); 557 0x4: PCMPGTB(Pq,Qq); 558 0x5: PCMPGTW(Pq,Qq); 559 0x6: PCMPGTD(Pq,Qq); 560 0x7: PACKUSWB(Pq,Qq); 561 } 562 // operand size (0x66) 563 0x1: decode OPCODE_OP_BOTTOM3 { 564 0x0: PUNPCKLBW(Vo,Wq); 565 0x1: PUNPCKLWD(Vo,Wq); 566 0x2: PUNPCKLDQ(Vo,Wq); 567 0x3: PACKSSWB(Vo,Wo); 568 0x4: PCMPGTB(Vo,Wo); 569 0x5: PCMPGTW(Vo,Wo); 570 0x6: PCMPGTD(Vo,Wo); 571 0x7: PACKUSWB(Vo,Wo); 572 } 573 default: UD2(); 574 } 575 0x0D: decode LEGACY_DECODEVAL { 576 // no prefix 577 0x0: decode OPCODE_OP_BOTTOM3 { 578 0x0: PUNPCKHBW(Pq,Qq); 579 0x1: PUNPCKHWD(Pq,Qq); 580 0x2: PUNPCKHDQ(Pq,Qq); 581 0x3: PACKSSDW(Pq,Qq); 582 0x6: MOVD(Pq,Edp); 583 0x7: MOVQ(Pq,Qq); 584 default: UD2(); 585 } 586 // repe (0xF3) 587 0x4: decode OPCODE_OP_BOTTOM3 { 588 0x7: MOVDQU(Vo,Wo); 589 default: UD2(); 590 } 591 // operand size (0x66) 592 0x1: decode OPCODE_OP_BOTTOM3 { 593 0x0: PUNPCKHBW(Vo,Wo); 594 0x1: PUNPCKHWD(Vo,Wo); 595 0x2: PUNPCKHDQ(Vo,Wo); 596 0x3: PACKSSDW(Vo,Wo); 597 0x4: PUNPCKLQDQ(Vo,Wq); 598 0x5: PUNPCKHQDQ(Vo,Wq); 599 0x6: MOVD(Vo,Edp); 600 0x7: MOVDQA(Vo,Wo); 601 } 602 default: UD2(); 603 } 604 0x0E: decode LEGACY_DECODEVAL { 605 // no prefix 606 0x0: decode OPCODE_OP_BOTTOM3 { 607 0x0: PSHUFW(Pq,Qq,Ib); 608 //0x1: group12_pshimw(); 609 0x1: decode MODRM_REG { 610 0x2: PSRLW(PRq,Ib); 611 0x4: PSRAW(PRq,Ib); 612 0x6: PSLLW(PRq,Ib); 613 default: UD2(); 614 } 615 //0x2: group13_pshimd(); 616 0x2: decode MODRM_REG { 617 0x2: PSRLD(PRq,Ib); 618 0x4: PSRAD(PRq,Ib); 619 0x6: PSLLD(PRq,Ib); 620 default: UD2(); 621 } 622 //0x3: group14_pshimq(); 623 0x3: decode MODRM_REG { 624 0x2: PSRLQ(PRq,Ib); 625 0x6: PSLLQ(PRq,Ib); 626 default: Inst::UD2(); 627 } 628 0x4: Inst::PCMPEQB(Pq,Qq); 629 0x5: Inst::PCMPEQW(Pq,Qq); 630 0x6: Inst::PCMPEQD(Pq,Qq); 631 0x7: Inst::EMMS(); 632 } 633 // repe (0xF3) 634 0x4: decode OPCODE_OP_BOTTOM3 { 635 0x0: PSHUFHW(Vo,Wo,Ib); 636 default: UD2(); 637 } 638 // operand size (0x66) 639 0x1: decode OPCODE_OP_BOTTOM3 { 640 0x0: PSHUFD(Vo,Wo,Ib); 641 //0x1: group12_pshimw(); 642 0x1: decode MODRM_REG { 643 0x2: PSRLW(VRo,Ib); 644 0x4: PSRAW(VRo,Ib); 645 0x6: PSLLW(VRo,Ib); 646 } 647 //0x2: group13_pshimd(); 648 0x2: decode MODRM_REG { 649 0x2: PSRLD(VRo,Ib); 650 0x4: PSRAD(VRo,Ib); 651 0x6: PSLLD(VRo,Ib); 652 default: UD2(); 653 } 654 //0x3: group14_pshimq(); 655 0x3: decode MODRM_REG { 656 0x2: PSRLQ(VRo,Ib); 657 0x3: PSRLDQ(VRo,Ib); 658 0x6: PSLLQ(VRo,Ib); 659 0x7: PSLLDQ(VRo,Ib); 660 default: UD2(); 661 } 662 0x4: PCMPEQB(Vo,Wo); 663 0x5: PCMPEQW(Vo,Wo); 664 0x6: PCMPEQD(Vo,Wo); 665 default: UD2(); 666 } 667 // repne (0xF2) 668 0x8: decode OPCODE_OP_BOTTOM3 { 669 0x0: PSHUFLW(Vo,Wo,Ib); 670 default: UD2(); 671 } 672 default: UD2(); 673 } 674 0x0F: decode LEGACY_DECODEVAL { 675 // no prefix 676 0x0: decode OPCODE_OP_BOTTOM3 { 677 0x0: WarnUnimpl::vmread_Edp_Gdp(); 678 0x1: WarnUnimpl::vmwrite_Gdp_Edp(); 679 0x6: MOVD(Edp,Pdp); 680 0x7: MOVQ(Qq,Pq); 681 default: UD2(); 682 } 683 // repe (0xF3) 684 0x4: decode OPCODE_OP_BOTTOM3 { 685 0x6: MOVQ(Vq,Wq); 686 0x7: MOVDQU(Wo,Vo); 687 default: UD2(); 688 } 689 // operand size (0x66) 690 0x1: decode OPCODE_OP_BOTTOM3 { 691 0x4: HADDPD(Vo,Wo); 692 0x5: WarnUnimpl::hsubpd_Vo_Wo(); 693 0x6: MOVD(Edp,Vd); 694 0x7: MOVDQA(Wo,Vo); 695 default: UD2(); 696 } 697 // repne (0xF2) 698 0x8: decode OPCODE_OP_BOTTOM3 { 699 0x4: HADDPS(Vo,Wo); 700 0x5: WarnUnimpl::hsubps_Vo_Wo(); 701 default: UD2(); 702 } 703 default: UD2(); 704 } 705 0x10: decode OPCODE_OP_BOTTOM3 { 706 0x0: JO(Jz); 707 0x1: JNO(Jz); 708 0x2: JB(Jz); 709 0x3: JNB(Jz); 710 0x4: JZ(Jz); 711 0x5: JNZ(Jz); 712 0x6: JBE(Jz); 713 0x7: JNBE(Jz); 714 } 715 0x11: decode OPCODE_OP_BOTTOM3 { 716 0x0: JS(Jz); 717 0x1: JNS(Jz); 718 0x2: JP(Jz); 719 0x3: JNP(Jz); 720 0x4: JL(Jz); 721 0x5: JNL(Jz); 722 0x6: JLE(Jz); 723 0x7: JNLE(Jz); 724 } 725 0x12: decode OPCODE_OP_BOTTOM3 { 726 0x0: SETO(Eb); 727 0x1: SETNO(Eb); 728 0x2: SETB(Eb); 729 0x3: SETNB(Eb); 730 0x4: SETZ(Eb); 731 0x5: SETNZ(Eb); 732 0x6: SETBE(Eb); 733 0x7: SETNBE(Eb); 734 } 735 0x13: decode OPCODE_OP_BOTTOM3 { 736 0x0: SETS(Eb); 737 0x1: SETNS(Eb); 738 0x2: SETP(Eb); 739 0x3: SETNP(Eb); 740 0x4: SETL(Eb); 741 0x5: SETNL(Eb); 742 0x6: SETLE(Eb); 743 0x7: SETNLE(Eb); 744 } 745 } 746 0x14: decode OPCODE_OP_BOTTOM3 { 747 0x0: push_fs(); 748 0x1: pop_fs(); 749 0x2: CPUIDInst::CPUID({{ 750 CpuidResult result; 751 bool success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), 752 bits(Rcx, 31, 0), result); 753 if (success) { 754 Rax = result.rax; 755 Rbx = result.rbx; 756 Rcx = result.rcx; 757 Rdx = result.rdx; 758 } else { 759 Rax = Rax; 760 Rbx = Rbx; 761 Rcx = Rcx; 762 Rdx = Rdx; 763 } 764 }}); 765 0x3: Inst::BT(Ev,Gv); 766 0x4: Inst::SHLD(Ev,Gv,Ib); 767 0x5: Inst::SHLD(Ev,Gv); 768 default: Inst::UD2(); 769 } 770 0x15: decode OPCODE_OP_BOTTOM3 { 771 0x0: push_gs(); 772 0x1: pop_gs(); 773 0x2: rsm_smm(); 774 0x3: Inst::BTS(Ev,Gv); 775 0x4: Inst::SHRD(Ev,Gv,Ib); 776 0x5: Inst::SHRD(Ev,Gv); 777 //0x6: group15(); 778 0x6: decode MODRM_MOD { 779 0x3: decode MODRM_REG { 780 0x5: BasicOperate::LFENCE( 781 {{/*Nothing*/}}, IsReadBarrier); 782 0x6: BasicOperate::MFENCE( 783 {{/*Nothing*/}}, IsMemBarrier); 784 0x7: BasicOperate::SFENCE( 785 {{/*Nothing*/}}, IsWriteBarrier); 786 default: Inst::UD2(); 787 } 788 default: decode MODRM_REG { 789 0x0: decode OPSIZE { 790 4: Inst::FXSAVE(M); 791 8: Inst::FXSAVE64(M); 792 default: fxsave(); 793 } 794 0x1: decode OPSIZE { 795 4: Inst::FXRSTOR(M); 796 8: Inst::FXRSTOR64(M); 797 default: fxrstor(); 798 } 799 0x2: Inst::LDMXCSR(Md); 800 0x3: Inst::STMXCSR(Md); 801 0x4: xsave(); 802 0x5: xrstor(); 803 0x6: decode LEGACY_DECODEVAL { 804 0x0: Inst::UD2(); 805 0x1: Inst::CLWB(Mb); 806 default: Inst::UD2(); 807 } 808 0x7: decode LEGACY_DECODEVAL { 809 0x0: Inst::CLFLUSH(Mb); 810 0x1: Inst::CLFLUSHOPT(Mb); 811 default: Inst::CLFLUSH(Mb); 812 } 813 } 814 } 815 0x7: Inst::IMUL(Gv,Ev); 816 } 817 format Inst { 818 0x16: decode OPCODE_OP_BOTTOM3 { 819 0x0: CMPXCHG(Eb,Gb); 820 0x1: CMPXCHG(Ev,Gv); 821 0x2: WarnUnimpl::lss_Gz_Mp(); 822 0x3: BTR(Ev,Gv); 823 0x4: WarnUnimpl::lfs_Gz_Mp(); 824 0x5: WarnUnimpl::lgs_Gz_Mp(); 825 //The size of the second operand in these instructions 826 //should really be "b" or "w", but it's set to v in order 827 //to have a consistent register size. This shouldn't 828 //affect behavior. 829 0x6: MOVZX_B(Gv,Ev); 830 0x7: MOVZX_W(Gv,Ev); 831 } 832 0x17: decode OPCODE_OP_BOTTOM3 { 833 0x0: decode LEGACY_REP { 834 0x0: WarnUnimpl::jmpe_Jz(); 835 0x1: WarnUnimpl::popcnt_Gv_Ev(); 836 } 837 //0x1: group10_UD2(); 838 0x1: UD2(); 839 //0x2: group8_Ev_Ib(); 840 0x2: decode MODRM_REG { 841 0x4: BT(Ev,Ib); 842 0x5: BTS(Ev,Ib); 843 0x6: BTR(Ev,Ib); 844 0x7: BTC(Ev,Ib); 845 default: UD2(); 846 } 847 0x3: BTC(Ev,Gv); 848 0x4: BSF(Gv,Ev); 849 0x5: BSR(Gv,Ev); 850 //The size of the second operand in these instructions 851 //should really be "b" or "w", but it's set to v in order 852 //to have a consistent register size. This shouldn't 853 //affect behavior. 854 0x6: MOVSX_B(Gv,Ev); 855 0x7: MOVSX_W(Gv,Ev); 856 } 857 0x18: decode OPCODE_OP_BOTTOM3 { 858 0x0: XADD(Eb,Gb); 859 0x1: XADD(Ev,Gv); 860 //0x7: group9(); 861 0x7: decode MODRM_REG { 862 //Also CMPXCHG16B 863 0x1: CMPXCHG8B(Mdp); 864 0x6: decode LEGACY_OP { 865 0x1: WarnUnimpl::vmclear_Mq(); 866 default: decode LEGACY_REP { 867 0x1: WarnUnimpl::vmxon_Mq(); 868 0x0: WarnUnimpl::vmptrld_Mq(); 869 } 870 } 871 0x7: WarnUnimpl::vmptrst_Mq(); 872 default: UD2(); 873 } 874 default: decode LEGACY_DECODEVAL { 875 // no prefix 876 0x0: decode OPCODE_OP_BOTTOM3 { 877 0x2: CMPPS(Vo,Wo,Ib); 878 0x3: MOVNTI(Mdp,Gdp); 879 0x4: PINSRW(Pq,Ew,Ib); 880 0x5: PEXTRW(Gd,PRq,Ib); 881 0x6: SHUFPS(Vps,Wps,Ib); 882 } 883 // repe (0xF3) 884 0x4: decode OPCODE_OP_BOTTOM3 { 885 0x2: CMPSS(Vd,Wd,Ib); 886 default: UD2(); 887 } 888 // operand size (0x66) 889 0x1: decode OPCODE_OP_BOTTOM3 { 890 0x2: CMPPD(Vo,Wo,Ib); 891 0x4: PINSRW(Vdw,Ew,Ib); 892 0x5: PEXTRW(Gd,VRdq,Ib); 893 0x6: SHUFPD(Vpd,Wpd,Ib); 894 default: UD2(); 895 } 896 // repne (0xF2) 897 0x8: decode OPCODE_OP_BOTTOM3 { 898 0x2: CMPSD(Vq,Wq,Ib); 899 default: UD2(); 900 } 901 default: UD2(); 902 } 903 } 904 0x19: decode OPSIZE { 905 4: BSWAP_D(Bd); 906 8: BSWAP_Q(Bq); 907 default: UD2(); 908 } 909 0x1A: decode LEGACY_DECODEVAL { 910 // no prefix 911 0x0: decode OPCODE_OP_BOTTOM3 { 912 0x1: PSRLW(Pq,Qq); 913 0x2: PSRLD(Pq,Qq); 914 0x3: PSRLQ(Pq,Qq); 915 0x4: PADDQ(Pq,Qq); 916 0x5: PMULLW(Pq,Qq); 917 0x7: PMOVMSKB(Gd,PRq); 918 default: UD2(); 919 } 920 // repe (0xF3) 921 0x4: decode OPCODE_OP_BOTTOM3 { 922 0x6: MOVQ2DQ(Vo,PRq); 923 default: UD2(); 924 } 925 // operand size (0x66) 926 0x1: decode OPCODE_OP_BOTTOM3 { 927 0x0: ADDSUBPD(Vo,Wo); 928 0x1: PSRLW(Vo,Wo); 929 0x2: PSRLD(Vo,Wo); 930 0x3: PSRLQ(Vo,Wo); 931 0x4: PADDQ(Vo,Wo); 932 0x5: PMULLW(Vo,Wo); 933 0x6: MOVQ(Wq,Vq); 934 0x7: PMOVMSKB(Gd,VRo); 935 } 936 // repne (0xF2) 937 0x8: decode OPCODE_OP_BOTTOM3 { 938 0x0: WarnUnimpl::addsubps_Vo_Wo(); 939 0x6: MOVDQ2Q(Pq,VRq); 940 default: UD2(); 941 } 942 default: UD2(); 943 } 944 0x1B: decode LEGACY_DECODEVAL { 945 // no prefix 946 0x0: decode OPCODE_OP_BOTTOM3 { 947 0x0: PSUBUSB(Pq,Qq); 948 0x1: PSUBUSW(Pq,Qq); 949 0x2: PMINUB(Pq,Qq); 950 0x3: PAND(Pq,Qq); 951 0x4: PADDUSB(Pq,Qq); 952 0x5: PADDUSW(Pq,Qq); 953 0x6: PMAXUB(Pq,Qq); 954 0x7: PANDN(Pq,Qq); 955 } 956 // operand size (0x66) 957 0x1: decode OPCODE_OP_BOTTOM3 { 958 0x0: PSUBUSB(Vo,Wo); 959 0x1: PSUBUSW(Vo,Wo); 960 0x2: PMINUB(Vo,Wo); 961 0x3: PAND(Vo,Wo); 962 0x4: PADDUSB(Vo,Wo); 963 0x5: PADDUSW(Vo,Wo); 964 0x6: PMAXUB(Vo,Wo); 965 0x7: PANDN(Vo,Wo); 966 } 967 default: UD2(); 968 } 969 0x1C: decode LEGACY_DECODEVAL { 970 // no prefix 971 0x0: decode OPCODE_OP_BOTTOM3 { 972 0x0: PAVGB(Pq,Qq); 973 0x1: PSRAW(Pq,Qq); 974 0x2: PSRAD(Pq,Qq); 975 0x3: PAVGW(Pq,Qq); 976 0x4: PMULHUW(Pq,Qq); 977 0x5: PMULHW(Pq,Qq); 978 0x7: WarnUnimpl::movntq_Mq_Pq(); 979 default: UD2(); 980 } 981 // repe (0xF3) 982 0x4: decode OPCODE_OP_BOTTOM3 { 983 0x6: CVTDQ2PD(Vo,Wq); 984 default: UD2(); 985 } 986 // operand size (0x66) 987 0x1: decode OPCODE_OP_BOTTOM3 { 988 0x0: PAVGB(Vo,Wo); 989 0x1: PSRAW(Vo,Wo); 990 0x2: PSRAD(Vo,Wo); 991 0x3: PAVGW(Vo,Wo); 992 0x4: PMULHUW(Vo,Wo); 993 0x5: PMULHW(Vo,Wo); 994 0x6: CVTTPD2DQ(Vo,Wo); 995 0x7: WarnUnimpl::movntdq_Mo_Vo(); 996 } 997 // repne (0xF2) 998 0x8: decode OPCODE_OP_BOTTOM3 { 999 0x6: CVTPD2DQ(Vo,Wo); 1000 default: UD2(); 1001 } 1002 default: UD2(); 1003 } 1004 0x1D: decode LEGACY_DECODEVAL { 1005 // no prefix 1006 0x0: decode OPCODE_OP_BOTTOM3 { 1007 0x0: PSUBSB(Pq,Qq); 1008 0x1: PSUBSW(Pq,Qq); 1009 0x2: PMINSW(Pq,Qq); 1010 0x3: POR(Pq,Qq); 1011 0x4: PADDSB(Pq,Qq); 1012 0x5: PADDSW(Pq,Qq); 1013 0x6: PMAXSW(Pq,Qq); 1014 0x7: PXOR(Pq,Qq); 1015 } 1016 // operand size (0x66) 1017 0x1: decode OPCODE_OP_BOTTOM3 { 1018 0x0: PSUBSB(Vo,Wo); 1019 0x1: PSUBSW(Vo,Wo); 1020 0x2: PMINSW(Vo,Wo); 1021 0x3: POR(Vo,Wo); 1022 0x4: PADDSB(Vo,Wo); 1023 0x5: PADDSW(Vo,Wo); 1024 0x6: PMAXSW(Vo,Wo); 1025 0x7: PXOR(Vo,Wo); 1026 } 1027 default: UD2(); 1028 } 1029 0x1E: decode LEGACY_DECODEVAL { 1030 // no prefix 1031 0x0: decode OPCODE_OP_BOTTOM3 { 1032 0x1: PSLLW(Pq,Qq); 1033 0x2: PSLLD(Pq,Qq); 1034 0x3: PSLLQ(Pq,Qq); 1035 0x4: PMULUDQ(Pq,Qq); 1036 0x5: PMADDWD(Pq,Qq); 1037 0x6: PSADBW(Pq,Qq); 1038 0x7: MASKMOVQ(Pq,PRq); 1039 default: UD2(); 1040 } 1041 // operand size (0x66) 1042 0x1: decode OPCODE_OP_BOTTOM3 { 1043 0x1: PSLLW(Vo,Wo); 1044 0x2: PSLLD(Vo,Wo); 1045 0x3: PSLLQ(Vo,Wo); 1046 0x4: PMULUDQ(Vo,Wo); 1047 0x5: PMADDWD(Vo,Wo); 1048 0x6: PSADBW(Vo,Wo); 1049 0x7: MASKMOVDQU(Vo,VRo); 1050 default: UD2(); 1051 } 1052 // repne (0xF2) 1053 0x8: decode OPCODE_OP_BOTTOM3 { 1054 0x0: WarnUnimpl::lddqu_Vo_Mo(); 1055 default: UD2(); 1056 } 1057 default: UD2(); 1058 } 1059 0x1F: decode LEGACY_DECODEVAL { 1060 // no prefix 1061 0x0: decode OPCODE_OP_BOTTOM3 { 1062 0x0: PSUBB(Pq,Qq); 1063 0x1: PSUBW(Pq,Qq); 1064 0x2: PSUBD(Pq,Qq); 1065 0x3: PSUBQ(Pq,Qq); 1066 0x4: PADDB(Pq,Qq); 1067 0x5: PADDW(Pq,Qq); 1068 0x6: PADDD(Pq,Qq); 1069 0x7: UD2(); 1070 } 1071 // operand size (0x66) 1072 0x1: decode OPCODE_OP_BOTTOM3 { 1073 0x0: PSUBB(Vo,Wo); 1074 0x1: PSUBW(Vo,Wo); 1075 0x2: PSUBD(Vo,Wo); 1076 0x3: PSUBQ(Vo,Wo); 1077 0x4: PADDB(Vo,Wo); 1078 0x5: PADDW(Vo,Wo); 1079 0x6: PADDD(Vo,Wo); 1080 0x7: UD2(); 1081 } 1082 default: UD2(); 1083 } 1084 } 1085 default: FailUnimpl::twoByteOps(); 1086 } 1087} 1088