two_byte_opcodes.isa revision 6582:7e1af04f4ead
12SN/A// Copyright (c) 2008 The Regents of The University of Michigan 21762SN/A// All rights reserved. 32SN/A// 42SN/A// Redistribution and use in source and binary forms, with or without 52SN/A// modification, are permitted provided that the following conditions are 62SN/A// met: redistributions of source code must retain the above copyright 72SN/A// notice, this list of conditions and the following disclaimer; 82SN/A// redistributions in binary form must reproduce the above copyright 92SN/A// notice, this list of conditions and the following disclaimer in the 102SN/A// documentation and/or other materials provided with the distribution; 112SN/A// neither the name of the copyright holders nor the names of its 122SN/A// contributors may be used to endorse or promote products derived from 132SN/A// this software without specific prior written permission. 142SN/A// 152SN/A// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 162SN/A// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 172SN/A// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 182SN/A// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 192SN/A// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 202SN/A// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 212SN/A// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 222SN/A// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 232SN/A// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 242SN/A// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 252SN/A// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 262SN/A// 272665Ssaidi@eecs.umich.edu// Authors: Gabe Black 282665Ssaidi@eecs.umich.edu 292SN/A// Copyright (c) 2007-2008 The Hewlett-Packard Development Company 302SN/A// All rights reserved. 312439SN/A// 322984Sgblack@eecs.umich.edu// Redistribution and use of this software in source and binary forms, 33146SN/A// with or without modification, are permitted provided that the 34146SN/A// following conditions are met: 35146SN/A// 36146SN/A// The software must be used only for Non-Commercial Use which means any 37146SN/A// use which is NOT directed to receiving any direct monetary 38146SN/A// compensation for, or commercial advantage from such use. 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Redistributions 5556SN/A// in binary form must reproduce the above copyright notice, this list of 56695SN/A// conditions and the following disclaimer in the documentation and/or 572901Ssaidi@eecs.umich.edu// other materials provided with the distribution. Neither the name of 582SN/A// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 591858SN/A// contributors may be used to endorse or promote products derived from 603565Sgblack@eecs.umich.edu// this software without specific prior written permission. No right of 613565Sgblack@eecs.umich.edu// sublicense is granted herewith. Derivatives of the software and 622171SN/A// output created using the software may be prepared, but only for 632170SN/A// Non-Commercial Uses. Derivatives of the software may be shared with 643562Sgblack@eecs.umich.edu// others provided: (i) the others agree to abide by the list of 65146SN/A// conditions herein which includes the Non-Commercial Use restrictions; 662462SN/A// and (ii) such Derivatives of the software include the above copyright 67146SN/A// notice to acknowledge the contribution from this software where 682SN/A// applicable, this list of conditions and the disclaimer below. 692SN/A// 702449SN/A// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 711355SN/A// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 722623SN/A// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 734495Sacolyte@umich.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 74224SN/A// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 751858SN/A// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 762683Sktlim@umich.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 772420SN/A// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 782683Sktlim@umich.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 793402Sktlim@umich.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 802420SN/A// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 812SN/A// 824400Srdreslin@umich.edu// Authors: Gabe Black 832672Sktlim@umich.edu 842683Sktlim@umich.edu//////////////////////////////////////////////////////////////////// 852SN/A// 862SN/A// Decode the two byte opcodes 87334SN/A// 88140SN/A0x2: decode OPCODE_PREFIXA { 89334SN/A 0x0F: decode OPCODE_OP_TOP5 { 902SN/A format WarnUnimpl { 912SN/A 0x00: decode OPCODE_OP_BOTTOM3 { 922SN/A //0x00: group6(); 932680Sktlim@umich.edu 0x00: decode MODRM_REG { 944377Sgblack@eecs.umich.edu 0x0: sldt_Mw_or_Rv(); 954377Sgblack@eecs.umich.edu 0x1: str_Mw_or_Rv(); 964377Sgblack@eecs.umich.edu 0x2: Inst::LLDT(Ew); 972SN/A 0x3: Inst::LTR(Ew); 982SN/A 0x4: verr_Mw_or_Rv(); 992623SN/A 0x5: verw_Mw_or_Rv(); 1002SN/A //0x6: jmpe_Ev(); // IA-64 1012SN/A default: Inst::UD2(); 1022SN/A } 103180SN/A //0x01: group7(); // Ugly, ugly, ugly... 1042623SN/A 0x01: decode MODRM_MOD { 105393SN/A 0x3: decode MODRM_REG { 106393SN/A 0x0: decode MODRM_RM { 107393SN/A 0x1: vmcall(); 108393SN/A 0x2: vmlaunch(); 109384SN/A 0x3: vmresume(); 110384SN/A 0x4: vmxoff(); 111393SN/A default: Inst::UD2(); 1122623SN/A } 113393SN/A 0x1: decode MODRM_RM { 114393SN/A 0x0: monitor(); 115393SN/A 0x1: mwait(); 116393SN/A default: Inst::UD2(); 117384SN/A } 118189SN/A 0x3: decode MODRM_RM { 119189SN/A 0x0: vmrun(); 1202623SN/A 0x1: vmmcall(); 1212SN/A 0x2: vmload(); 122729SN/A 0x3: vmsave(); 123334SN/A 0x4: stgi(); 1242SN/A 0x5: clgi(); 1252SN/A 0x6: skinit(); 1262SN/A 0x7: invlpga(); 1272SN/A } 1282SN/A 0x4: Inst::SMSW(Rv); 1292SN/A 0x6: Inst::LMSW(Rv); 1302SN/A 0x7: decode MODRM_RM { 1312SN/A 0x0: Inst::SWAPGS(); 1322SN/A 0x1: rdtscp(); 1332SN/A default: Inst::UD2(); 1342SN/A } 1352SN/A default: Inst::UD2(); 1361001SN/A } 1371001SN/A default: decode MODRM_REG { 1381001SN/A 0x0: sgdt_Ms(); 1391001SN/A 0x1: sidt_Ms(); 1401001SN/A 0x2: decode MODE_SUBMODE { 1412SN/A 0x0: Inst::LGDT(M); 1422SN/A default: decode OPSIZE { 1432SN/A // 16 bit operand sizes are special, but only 1442SN/A // in legacy and compatability modes. 1452SN/A 0x2: Inst::LGDT_16(M); 1462SN/A default: Inst::LGDT(M); 1472SN/A } 1482SN/A } 1492SN/A 0x3: decode MODE_SUBMODE { 1502SN/A 0x0: Inst::LIDT(M); 1512SN/A default: decode OPSIZE { 1522SN/A // 16 bit operand sizes are special, but only 1532SN/A // in legacy and compatability modes. 1542SN/A 0x2: Inst::LIDT_16(M); 1552SN/A default: Inst::LIDT(M); 1562SN/A } 1572SN/A } 1582390SN/A 0x4: Inst::SMSW(Mw); 1592390SN/A 0x6: Inst::LMSW(Mw); 1602390SN/A 0x7: Inst::INVLPG(M); 1612390SN/A default: Inst::UD2(); 1622390SN/A } 1632390SN/A } 1642390SN/A 0x02: lar_Gv_Ew(); 1652390SN/A 0x03: lsl_Gv_Ew(); 1662390SN/A // sandpile.org doesn't seem to know what this is...? We'll 1672390SN/A // use it for pseudo instructions. We've got 16 bits of space 1682390SN/A // to play with so there can be quite a few pseudo 1692390SN/A // instructions. 170385SN/A //0x04: loadall_or_reset_or_hang(); 1712SN/A 0x4: decode IMMEDIATE { 1722SN/A format BasicOperate { 1732SN/A#if FULL_SYSTEM 1742623SN/A 0x00: m5arm({{ 175334SN/A PseudoInst::arm(xc->tcBase()); 1762361SN/A }}, IsNonSpeculative); 1772623SN/A 0x01: m5quiesce({{ 178334SN/A PseudoInst::quiesce(xc->tcBase()); 179334SN/A }}, IsNonSpeculative); 180334SN/A 0x02: m5quiesceNs({{ 1812623SN/A PseudoInst::quiesceNs(xc->tcBase(), Rdi); 1822SN/A }}, IsNonSpeculative); 183921SN/A 0x03: m5quiesceCycle({{ 1842915Sktlim@umich.edu PseudoInst::quiesceCycles(xc->tcBase(), Rdi); 1852915Sktlim@umich.edu }}, IsNonSpeculative); 1862683Sktlim@umich.edu 0x04: m5quiesceTime({{ 1872SN/A Rax = PseudoInst::quiesceTime(xc->tcBase()); 1882SN/A }}, IsNonSpeculative); 1892SN/A#endif 1902623SN/A 0x07: m5rpns({{ 1912SN/A Rax = PseudoInst::rpns(xc->tcBase()); 192921SN/A }}, IsNonSpeculative); 1932915Sktlim@umich.edu 0x21: m5exit({{ 1942915Sktlim@umich.edu PseudoInst::m5exit(xc->tcBase(), Rdi); 1952SN/A }}, IsNonSpeculative); 1962SN/A#if FULL_SYSTEM 1972SN/A 0x30: m5initparam({{ 1982SN/A Rax = xc->tcBase()->getCpuPtr()-> 1992SN/A system->init_param; 2002SN/A }}, IsNonSpeculative); 2012SN/A 0x31: m5loadsymbol({{ 202595SN/A PseudoInst::loadsymbol(xc->tcBase()); 2032623SN/A }}, IsNonSpeculative); 204595SN/A#endif 2052390SN/A 0x40: m5resetstats({{ 2061080SN/A PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi); 2071080SN/A }}, IsNonSpeculative); 2081080SN/A 0x41: m5dumpstats({{ 2091080SN/A PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi); 2101080SN/A }}, IsNonSpeculative); 2111080SN/A 0x42: m5dumpresetstats({{ 2121080SN/A PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi); 2131121SN/A }}, IsNonSpeculative); 2142107SN/A 0x43: m5checkpoint({{ 2151089SN/A PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi); 2161089SN/A }}, IsNonSpeculative); 2171080SN/A#if FULL_SYSTEM 2181080SN/A 0x50: m5readfile({{ 2191080SN/A Rax = PseudoInst::readfile( 2201080SN/A xc->tcBase(), Rdi, Rsi, Rdx); 221595SN/A }}, IsNonSpeculative); 2222623SN/A#endif 2232683Sktlim@umich.edu 0x51: m5debugbreak({{ 224595SN/A PseudoInst::debugbreak(xc->tcBase()); 2252090SN/A }}, IsNonSpeculative); 2262683Sktlim@umich.edu 0x52: m5switchcpu({{ 2272683Sktlim@umich.edu PseudoInst::switchcpu(xc->tcBase()); 228595SN/A }}, IsNonSpeculative); 2292205SN/A#if FULL_SYSTEM 2302205SN/A 0x53: m5addsymbol({{ 2312683Sktlim@umich.edu PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi); 2322683Sktlim@umich.edu }}, IsNonSpeculative); 233595SN/A#endif 234595SN/A 0x54: m5panic({{ 2352390SN/A panic("M5 panic instruction called at pc=%#x.\n", 2362423SN/A xc->readPC()); 2372390SN/A }}, IsNonSpeculative); 238595SN/A 0x55: m5reserved1({{ 239595SN/A warn("M5 reserved opcode 1 ignored.\n"); 240595SN/A }}, IsNonSpeculative); 2412623SN/A 0x56: m5reserved2({{ 242595SN/A warn("M5 reserved opcode 2 ignored.\n"); 2432390SN/A }}, IsNonSpeculative); 2441080SN/A 0x57: m5reserved3({{ 245595SN/A warn("M5 reserved opcode 3 ignored.\n"); 2461080SN/A }}, IsNonSpeculative); 2471080SN/A 0x58: m5reserved4({{ 248595SN/A warn("M5 reserved opcode 4 ignored.\n"); 2492683Sktlim@umich.edu }}, IsNonSpeculative); 2501080SN/A 0x59: m5reserved5({{ 2511080SN/A warn("M5 reserved opcode 5 ignored.\n"); 2521080SN/A }}, IsNonSpeculative); 2531121SN/A default: Inst::UD2(); 2542107SN/A } 2551089SN/A } 2561080SN/A#if FULL_SYSTEM 2571089SN/A 0x05: decode MODE_MODE { 2581080SN/A 0x0: decode MODE_SUBMODE { 2591080SN/A 0x0: Inst::SYSCALL_64(); 2601080SN/A 0x1: Inst::SYSCALL_COMPAT(); 261595SN/A } 2622683Sktlim@umich.edu 0x1: Inst::SYSCALL_LEGACY(); 2631080SN/A } 2642090SN/A#else 2651080SN/A 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall); 266595SN/A#endif 2672683Sktlim@umich.edu 0x06: Inst::CLTS(); 2682683Sktlim@umich.edu 0x07: decode MODE_SUBMODE { 269595SN/A 0x0: decode OPSIZE { 2702683Sktlim@umich.edu // Return to 64 bit mode. 2711098SN/A 0x8: Inst::SYSRET_TO_64(); 2721098SN/A // Return to compatibility mode. 2731098SN/A default: Inst::SYSRET_TO_COMPAT(); 2742683Sktlim@umich.edu } 2751098SN/A default: Inst::SYSRET_NON_64(); 2761098SN/A } 2771098SN/A } 2782012SN/A 0x01: decode OPCODE_OP_BOTTOM3 { 2791098SN/A 0x0: invd(); 2801098SN/A 0x1: wbinvd(); 281595SN/A 0x2: Inst::UD2(); 2822205SN/A 0x3: Inst::UD2(); 2832205SN/A 0x4: Inst::UD2(); 2842205SN/A 0x5: Inst::PREFETCH(Mb); 285595SN/A 0x6: FailUnimpl::femms(); 2862390SN/A 0x7: FailUnimpl::threednow(); 2872420SN/A } 2882423SN/A format Inst{ 2892390SN/A 0x02: decode LEGACY_DECODEVAL { 290595SN/A // no prefix 291595SN/A 0x0: decode OPCODE_OP_BOTTOM3 { 2921858SN/A 0x0: MOVUPS(Vo,Wo); 2932SN/A 0x1: MOVUPS(Wo,Vo); 2942623SN/A 0x2: decode MODRM_MOD { 2952SN/A 0x3: MOVHLPS(Vq,VRq); 2962680Sktlim@umich.edu default: MOVLPS(Vq,Mq); 2972SN/A } 2982SN/A 0x3: MOVLPS(Mq,Vq); 2992SN/A 0x4: UNPCKLPS(Vps,Wq); 3001858SN/A 0x5: UNPCKHPS(Vpd,Wq); 3012SN/A 0x6: decode MODRM_MOD { 3022623SN/A 0x3: MOVLHPS(Vq,VRq); 3032SN/A default: MOVHPS(Vq,Mq); 3042SN/A } 3052SN/A 0x7: MOVHPS(Mq,Vq); 3062683Sktlim@umich.edu } 3074216Ssaidi@eecs.umich.edu // repe (0xF3) 3082683Sktlim@umich.edu 0x4: decode OPCODE_OP_BOTTOM3 { 3092SN/A 0x0: WarnUnimpl::movss_Vd_Wd(); 3102SN/A 0x1: WarnUnimpl::movss_Wd_Vd(); 3112SN/A 0x2: WarnUnimpl::movsldup_Vo_Wo(); 3122SN/A 0x6: WarnUnimpl::movshdup_Vo_Wo(); 3132SN/A default: UD2(); 3142623SN/A } 3152SN/A // operand size (0x66) 3161858SN/A 0x1: decode OPCODE_OP_BOTTOM3 { 3173923Shsul@eecs.umich.edu 0x0: MOVUPD(Vo,Wo); 3183520Sgblack@eecs.umich.edu 0x1: MOVUPD(Wo,Vo); 3192SN/A 0x2: MOVLPD(Vq,Mq); 3203520Sgblack@eecs.umich.edu 0x3: MOVLPD(Mq,Vq); 3213633Sktlim@umich.edu 0x4: UNPCKLPD(Vo,Wq); 3223520Sgblack@eecs.umich.edu 0x5: UNPCKHPD(Vo,Wo); 3232SN/A 0x6: MOVHPD(Vq,Mq); 3242SN/A 0x7: MOVHPD(Mq,Vq); 3252SN/A } 3262623SN/A // repne (0xF2) 3272SN/A 0x8: decode OPCODE_OP_BOTTOM3 { 3282623SN/A 0x0: MOVSD(Vq,Wq); 3292623SN/A 0x1: MOVSD(Wq,Vq); 3302662Sstever@eecs.umich.edu 0x2: MOVDDUP(Vo,Wq); 3312623SN/A default: UD2(); 3324514Ssaidi@eecs.umich.edu } 3334495Sacolyte@umich.edu default: UD2(); 3342623SN/A } 3353093Sksewell@umich.edu 0x03: decode OPCODE_OP_BOTTOM3 { 3364495Sacolyte@umich.edu //group17(); 3373093Sksewell@umich.edu 0x0: decode MODRM_REG { 3383093Sksewell@umich.edu 0x0: WarnUnimpl::prefetch_nta(); 3394564Sgblack@eecs.umich.edu 0x1: PREFETCH_T0(Mb); 3402741Sksewell@umich.edu 0x2: WarnUnimpl::prefetch_t1(); 3412741Sksewell@umich.edu 0x3: WarnUnimpl::prefetch_t2(); 3422623SN/A default: HINT_NOP(); 3434564Sgblack@eecs.umich.edu } 3444564Sgblack@eecs.umich.edu 0x1: HINT_NOP(); 3452623SN/A 0x2: HINT_NOP(); 3462683Sktlim@umich.edu 0x3: HINT_NOP(); 3472623SN/A 0x4: HINT_NOP(); 3482623SN/A 0x5: HINT_NOP(); 3492623SN/A 0x6: HINT_NOP(); 3502623SN/A 0x7: HINT_NOP(); 3512623SN/A } 3522623SN/A 0x04: decode LEGACY_DECODEVAL { 3532623SN/A // no prefix 3542623SN/A 0x0: decode OPCODE_OP_BOTTOM3 { 3552SN/A 0x0: MOV(Rd,Cd); 3562683Sktlim@umich.edu 0x1: MOV(Rd,Dd); 3572427SN/A 0x2: MOV(Cd,Rd); 3582683Sktlim@umich.edu 0x3: MOV(Dd,Rd); 3592427SN/A 0x4: WarnUnimpl::mov_Rd_Td(); 3602SN/A 0x6: WarnUnimpl::mov_Td_Rd(); 3612623SN/A default: UD2(); 3622623SN/A } 3632623SN/A // lock prefix (0xF0) 3642SN/A 0x2: decode OPCODE_OP_BOTTOM3 { 3652683Sktlim@umich.edu 0x0: WarnUnimpl::mov_Rd_CR8D(); 3662SN/A 0x2: WarnUnimpl::mov_CR8D_Rd(); 3672623SN/A } 3682623SN/A default: UD2(); 3692SN/A } 3702623SN/A } 3712623SN/A 0x05: decode LEGACY_DECODEVAL { 3724377Sgblack@eecs.umich.edu // no prefix 3733276Sgblack@eecs.umich.edu 0x0: decode OPCODE_OP_BOTTOM3 { 3743276Sgblack@eecs.umich.edu //These moves should really use size o (octword), but 3754377Sgblack@eecs.umich.edu //because they are split in two, they use q (quadword). 3764181Sgblack@eecs.umich.edu 0x0: Inst::MOVAPS(Vq,Wq); 3774181Sgblack@eecs.umich.edu 0x1: Inst::MOVAPS(Wq,Vq); 3784181Sgblack@eecs.umich.edu 0x2: Inst::CVTPI2PS(Vq,Qq); 3794182Sgblack@eecs.umich.edu 0x3: movntps_Mo_Vo(); 3804182Sgblack@eecs.umich.edu 0x4: cvttps2pi_Pq_Wq(); 3814182Sgblack@eecs.umich.edu 0x5: cvtpS2pi_Pq_Wq(); 3824182Sgblack@eecs.umich.edu 0x6: ucomiss_Vd_Wd(); 3834564Sgblack@eecs.umich.edu 0x7: comiss_Vd_Wd(); 3844564Sgblack@eecs.umich.edu } 3854182Sgblack@eecs.umich.edu // repe (0xF3) 3864182Sgblack@eecs.umich.edu 0x4: decode OPCODE_OP_BOTTOM3 { 3874377Sgblack@eecs.umich.edu 0x2: Inst::CVTSI2SS(Vd,Ed); 3884377Sgblack@eecs.umich.edu 0x4: cvttss2si_Gd_Wd(); 3894377Sgblack@eecs.umich.edu 0x5: cvtss2si_Gd_Wd(); 3904377Sgblack@eecs.umich.edu default: Inst::UD2(); 3914377Sgblack@eecs.umich.edu } 3924377Sgblack@eecs.umich.edu // operand size (0x66) 3934377Sgblack@eecs.umich.edu 0x1: decode OPCODE_OP_BOTTOM3 { 3944377Sgblack@eecs.umich.edu 0x0: Inst::MOVAPD(Vo,Wo); 3954182Sgblack@eecs.umich.edu 0x1: Inst::MOVAPD(Wo,Vo); 3964377Sgblack@eecs.umich.edu 0x2: Inst::CVTPI2PD(Vo,Qq); 3974377Sgblack@eecs.umich.edu 0x3: movntpd_Mo_Vo(); 3984377Sgblack@eecs.umich.edu 0x4: cvttpd2pi_Pq_Wo(); 3994377Sgblack@eecs.umich.edu 0x5: cvtpd2pi_Pq_Wo(); 4004181Sgblack@eecs.umich.edu 0x6: Inst::UCOMISD(Vq,Wq); 4014181Sgblack@eecs.umich.edu 0x7: comisd_Vq_Wq(); 4024181Sgblack@eecs.umich.edu } 4034539Sgblack@eecs.umich.edu // repne (0xF2) 4043276Sgblack@eecs.umich.edu 0x8: decode OPCODE_OP_BOTTOM3 { 4053442Sgblack@eecs.umich.edu // The size of the V operand should be q, not dp 4064539Sgblack@eecs.umich.edu 0x2: Inst::CVTSI2SD(Vdp,Edp); 4073280Sgblack@eecs.umich.edu // The size of the W operand should be q, not dp 4083280Sgblack@eecs.umich.edu 0x4: Inst::CVTTSD2SI(Gdp,Wdp); 4093276Sgblack@eecs.umich.edu 0x5: cvtsd2si_Gd_Wq(); 4103276Sgblack@eecs.umich.edu default: Inst::UD2(); 4113276Sgblack@eecs.umich.edu } 4123442Sgblack@eecs.umich.edu default: Inst::UD2(); 4134539Sgblack@eecs.umich.edu } 4143276Sgblack@eecs.umich.edu 0x06: decode OPCODE_OP_BOTTOM3 { 4153276Sgblack@eecs.umich.edu 0x0: Inst::WRMSR(); 4164181Sgblack@eecs.umich.edu 0x1: Inst::RDTSC(); 4174181Sgblack@eecs.umich.edu 0x2: Inst::RDMSR(); 4184181Sgblack@eecs.umich.edu 0x3: rdpmc(); 4194522Ssaidi@eecs.umich.edu#if FULL_SYSTEM 4204181Sgblack@eecs.umich.edu 0x4: sysenter(); 4214181Sgblack@eecs.umich.edu#else 4222470SN/A 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall); 4234181Sgblack@eecs.umich.edu#endif 4244181Sgblack@eecs.umich.edu 0x5: sysexit(); 4254522Ssaidi@eecs.umich.edu 0x6: Inst::UD2(); 4262623SN/A 0x7: getsec(); 4272623SN/A } 4284181Sgblack@eecs.umich.edu 0x07: decode OPCODE_OP_BOTTOM3 { 4292623SN/A 0x0: three_byte_opcode(); 4304181Sgblack@eecs.umich.edu 0x1: three_byte_opcode(); 4312623SN/A 0x2: three_byte_opcode(); 4322623SN/A 0x3: three_byte_opcode(); 4332623SN/A 0x4: three_byte_opcode(); 4342623SN/A 0x5: three_byte_opcode(); 4352623SN/A 0x6: three_byte_opcode(); 4362623SN/A 0x7: three_byte_opcode(); 4372683Sktlim@umich.edu } 4383577Sgblack@eecs.umich.edu format Inst { 4392683Sktlim@umich.edu 0x08: decode OPCODE_OP_BOTTOM3 { 4404254Sgblack@eecs.umich.edu 0x0: CMOVO(Gv,Ev); 4414254Sgblack@eecs.umich.edu 0x1: CMOVNO(Gv,Ev); 4422623SN/A 0x2: CMOVB(Gv,Ev); 4432683Sktlim@umich.edu 0x3: CMOVNB(Gv,Ev); 4442623SN/A 0x4: CMOVZ(Gv,Ev); 4452420SN/A 0x5: CMOVNZ(Gv,Ev); 4462SN/A 0x6: CMOVBE(Gv,Ev); 4472623SN/A 0x7: CMOVNBE(Gv,Ev); 4482623SN/A } 4492SN/A 0x09: decode OPCODE_OP_BOTTOM3 { 4502SN/A 0x0: CMOVS(Gv,Ev); 4512623SN/A 0x1: CMOVNS(Gv,Ev); 4522623SN/A 0x2: CMOVP(Gv,Ev); 4532623SN/A 0x3: CMOVNP(Gv,Ev); 4542623SN/A 0x4: CMOVL(Gv,Ev); 4552SN/A 0x5: CMOVNL(Gv,Ev); 4562683Sktlim@umich.edu 0x6: CMOVLE(Gv,Ev); 4572644Sstever@eecs.umich.edu 0x7: CMOVNLE(Gv,Ev); 4582644Sstever@eecs.umich.edu } 4594046Sbinkertn@umich.edu 0x0A: decode LEGACY_DECODEVAL { 4604046Sbinkertn@umich.edu // no prefix 4614046Sbinkertn@umich.edu 0x0: decode OPCODE_OP_BOTTOM3 { 4622644Sstever@eecs.umich.edu 0x0: WarnUnimpl::movmskps_Gd_VRo(); 4632623SN/A 0x1: SQRTPS(Vo,Wo); 4642SN/A 0x2: WarnUnimpl::rqsrtps_Vo_Wo(); 4652SN/A 0x3: WarnUnimpl::rcpps_Vo_Wo(); 4662623SN/A 0x4: ANDPS(Vo,Wo); 4672623SN/A 0x5: ANDNPS(Vo,Wo); 4682623SN/A 0x6: ORPS(Vo,Wo); 4694377Sgblack@eecs.umich.edu 0x7: XORPS(Vo,Wo); 4704377Sgblack@eecs.umich.edu } 4712090SN/A // repe (0xF3) 4723905Ssaidi@eecs.umich.edu 0x4: decode OPCODE_OP_BOTTOM3 { 4732680Sktlim@umich.edu 0x1: SQRTSS(Vd,Wd); 4743929Ssaidi@eecs.umich.edu 0x2: WarnUnimpl::rsqrtss_Vd_Wd(); 4753929Ssaidi@eecs.umich.edu 0x3: WarnUnimpl::rcpss_Vd_Wd(); 4764377Sgblack@eecs.umich.edu default: UD2(); 4773276Sgblack@eecs.umich.edu } 4784539Sgblack@eecs.umich.edu // operand size (0x66) 4793276Sgblack@eecs.umich.edu 0x1: decode OPCODE_OP_BOTTOM3 { 4803276Sgblack@eecs.umich.edu 0x0: WarnUnimpl::movmskpd_Gd_VRo(); 4813276Sgblack@eecs.umich.edu 0x1: SQRTPD(Vo,Wo); 4823276Sgblack@eecs.umich.edu 0x4: ANDPD(Vo,Wo); 4833280Sgblack@eecs.umich.edu 0x5: ANDNPD(Vo,Wo); 4843276Sgblack@eecs.umich.edu 0x6: ORPD(Vo,Wo); 4853280Sgblack@eecs.umich.edu //This really should be type o, but it works on q sized 4863276Sgblack@eecs.umich.edu //chunks at a time. 4873276Sgblack@eecs.umich.edu 0x7: XORPD(Vq,Wq); 4883276Sgblack@eecs.umich.edu default: UD2(); 4893276Sgblack@eecs.umich.edu } 4903280Sgblack@eecs.umich.edu // repne (0xF2) 4913276Sgblack@eecs.umich.edu 0x8: decode OPCODE_OP_BOTTOM3 { 4923276Sgblack@eecs.umich.edu 0x1: SQRTSD(Vq,Wq); 4933280Sgblack@eecs.umich.edu default: UD2(); 4943276Sgblack@eecs.umich.edu } 4953276Sgblack@eecs.umich.edu default: UD2(); 4963276Sgblack@eecs.umich.edu } 4973276Sgblack@eecs.umich.edu 0x0B: decode LEGACY_DECODEVAL { 4983276Sgblack@eecs.umich.edu // no prefix 4993276Sgblack@eecs.umich.edu 0x0: decode OPCODE_OP_BOTTOM3 { 5003276Sgblack@eecs.umich.edu 0x0: ADDPS(Vo,Wo); 5012SN/A 0x1: MULPS(Vo,Wo); 5022SN/A 0x2: CVTPS2PD(Vo,Wq); 5031858SN/A 0x3: CVTDQ2PS(Vo,Wo); 5042SN/A 0x4: SUBPS(Vo,Wo); 5052SN/A 0x5: MINPS(Vo,Wo); 5062683Sktlim@umich.edu 0x6: DIVPS(Vo,Wo); 5072680Sktlim@umich.edu 0x7: MAXPS(Vo,Wo); 5082683Sktlim@umich.edu } 5092SN/A // repe (0xF3) 5102SN/A 0x4: decode OPCODE_OP_BOTTOM3 { 5112SN/A 0x0: ADDSS(Vd,Wd); 512 0x1: MULSS(Vd,Wd); 513 0x2: CVTSS2SD(Vq,Wd); 514 0x3: WarnUnimpl::cvttps2dq_Vo_Wo(); 515 0x4: SUBSS(Vd,Wd); 516 0x5: MINSS(Vd,Wd); 517 0x6: DIVSS(Vd,Wd); 518 0x7: MAXSS(Vd,Wd); 519 } 520 // operand size (0x66) 521 0x1: decode OPCODE_OP_BOTTOM3 { 522 0x0: ADDPD(Vo,Wo); 523 0x1: MULPD(Vo,Wo); 524 0x2: CVTPD2PS(Vo,Wo); 525 0x3: WarnUnimpl::cvtps2dq_Vo_Wo(); 526 0x4: SUBPD(Vo,Wo); 527 0x5: MINPD(Vo,Wo); 528 0x6: DIVPD(Vo,Wo); 529 0x7: MAXPD(Vo,Wo); 530 } 531 // repne (0xF2) 532 0x8: decode OPCODE_OP_BOTTOM3 { 533 0x0: ADDSD(Vq,Wq); 534 0x1: MULSD(Vq,Wq); 535 0x2: CVTSD2SS(Vd,Wq); 536 0x4: SUBSD(Vq,Wq); 537 0x5: MINSD(Vq,Wq); 538 0x6: DIVSD(Vq,Wq); 539 0x7: MAXSD(Vq,Wq); 540 default: UD2(); 541 } 542 default: UD2(); 543 } 544 0x0C: decode LEGACY_DECODEVAL { 545 // no prefix 546 0x0: decode OPCODE_OP_BOTTOM3 { 547 0x0: PUNPCKLBW(Pq,Qd); 548 0x1: PUNPCKLWD(Pq,Qd); 549 0x2: PUNPCKLDQ(Pq,Qd); 550 0x3: PACKSSWB(Pq,Qq); 551 0x4: PCMPGTB(Pq,Qq); 552 0x5: PCMPGTW(Pq,Qq); 553 0x6: PCMPGTD(Pq,Qq); 554 0x7: PACKUSWB(Pq,Qq); 555 } 556 // operand size (0x66) 557 0x1: decode OPCODE_OP_BOTTOM3 { 558 0x0: PUNPCKLBW(Vo,Wq); 559 0x1: PUNPCKLWD(Vo,Wq); 560 0x2: PUNPCKLDQ(Vo,Wq); 561 0x3: PACKSSWB(Vo,Wo); 562 0x4: PCMPGTB(Vo,Wo); 563 0x5: PCMPGTW(Vo,Wo); 564 0x6: PCMPGTD(Vo,Wo); 565 0x7: PACKUSWB(Vo,Wo); 566 } 567 default: UD2(); 568 } 569 0x0D: decode LEGACY_DECODEVAL { 570 // no prefix 571 0x0: decode OPCODE_OP_BOTTOM3 { 572 0x0: PUNPCKHBW(Pq,Qq); 573 0x1: PUNPCKHWD(Pq,Qq); 574 0x2: PUNPCKHDQ(Pq,Qq); 575 0x3: PACKSSDW(Pq,Qq); 576 0x6: MOVD(Pq,Edp); 577 0x7: MOVQ(Pq,Qq); 578 default: UD2(); 579 } 580 // repe (0xF3) 581 0x4: decode OPCODE_OP_BOTTOM3 { 582 0x7: WarnUnimpl::movdqu_Vo_Wo(); 583 default: UD2(); 584 } 585 // operand size (0x66) 586 0x1: decode OPCODE_OP_BOTTOM3 { 587 0x0: PUNPCKHBW(Vo,Wo); 588 0x1: PUNPCKHWD(Vo,Wo); 589 0x2: PUNPCKHDQ(Vo,Wo); 590 0x3: PACKSSDW(Vo,Wo); 591 0x4: PUNPCKLQDQ(Vo,Wq); 592 0x5: PUNPCKHQDQ(Vo,Wq); 593 0x6: WarnUnimpl::movd_Vo_Ed(); 594 0x7: WarnUnimpl::movdqa_Vo_Wo(); 595 } 596 default: UD2(); 597 } 598 } 599 0x0E: decode LEGACY_DECODEVAL { 600 // no prefix 601 0x0: decode OPCODE_OP_BOTTOM3 { 602 0x0: pshufw_Pq_Qq_Ib(); 603 //0x1: group13_pshimw(); 604 0x1: decode MODRM_REG { 605 0x2: decode LEGACY_OP { 606 0x0: psrlw_PRq_Ib(); 607 0x1: psrlw_VRo_Ib(); 608 } 609 0x4: decode LEGACY_OP { 610 0x0: psraw_PRq_Ib(); 611 0x1: psraw_VRo_Ib(); 612 } 613 0x6: decode LEGACY_OP { 614 0x0: psllw_PRq_Ib(); 615 0x1: psllw_VRo_Ib(); 616 } 617 default: Inst::UD2(); 618 } 619 //0x2: group14_pshimd(); 620 0x2: decode MODRM_REG { 621 0x2: decode LEGACY_OP { 622 0x0: psrld_PRq_Ib(); 623 0x1: psrld_VRo_Ib(); 624 } 625 0x4: decode LEGACY_OP { 626 0x0: psrad_PRq_Ib(); 627 0x1: psrad_VRo_Ib(); 628 } 629 0x6: decode LEGACY_OP { 630 0x0: pslld_PRq_Ib(); 631 0x1: pslld_VRo_Ib(); 632 } 633 default: Inst::UD2(); 634 } 635 //0x3: group15_pshimq(); 636 0x3: decode MODRM_REG { 637 0x2: decode LEGACY_OP { 638 0x0: psrlq_PRq_Ib(); 639 0x1: psrlq_VRo_Ib(); 640 } 641 0x3: decode LEGACY_OP { 642 0x0: Inst::UD2(); 643 0x1: psrldq_VRo_Ib(); 644 } 645 0x6: decode LEGACY_OP { 646 0x0: psllq_PRq_Ib(); 647 0x1: psllq_VRo_Ib(); 648 } 649 0x7: decode LEGACY_OP { 650 0x0: Inst::UD2(); 651 0x1: pslldq_VRo_Ib(); 652 } 653 default: Inst::UD2(); 654 } 655 0x4: Inst::PCMPEQB(Pq,Qq); 656 0x5: Inst::PCMPEQW(Pq,Qq); 657 0x6: Inst::PCMPEQD(Pq,Qq); 658 0x7: emms(); 659 } 660 // repe (0xF3) 661 0x4: decode OPCODE_OP_BOTTOM3 { 662 0x0: pshufhw_Vo_Wo_Ib(); 663 default: Inst::UD2(); 664 } 665 // operand size (0x66) 666 0x1: decode OPCODE_OP_BOTTOM3 { 667 0x0: pshufd_Vo_Wo_Ib(); 668 //0x1: group13_pshimw(); 669 0x1: decode MODRM_REG { 670 0x2: decode LEGACY_OP { 671 0x0: psrlw_PRq_Ib(); 672 0x1: psrlw_VRo_Ib(); 673 } 674 0x4: decode LEGACY_OP { 675 0x0: psraw_PRq_Ib(); 676 0x1: psraw_VRo_Ib(); 677 } 678 0x6: decode LEGACY_OP { 679 0x0: psllw_PRq_Ib(); 680 0x1: psllw_VRo_Ib(); 681 } 682 default: Inst::UD2(); 683 } 684 //0x2: group14_pshimd(); 685 0x2: decode MODRM_REG { 686 0x2: decode LEGACY_OP { 687 0x0: psrld_PRq_Ib(); 688 0x1: psrld_VRo_Ib(); 689 } 690 0x4: decode LEGACY_OP { 691 0x0: psrad_PRq_Ib(); 692 0x1: psrad_VRo_Ib(); 693 } 694 0x6: decode LEGACY_OP { 695 0x0: pslld_PRq_Ib(); 696 0x1: pslld_VRo_Ib(); 697 } 698 default: Inst::UD2(); 699 } 700 //0x3: group15_pshimq(); 701 0x3: decode MODRM_REG { 702 0x2: decode LEGACY_OP { 703 0x0: psrlq_PRq_Ib(); 704 0x1: psrlq_VRo_Ib(); 705 } 706 0x3: decode LEGACY_OP { 707 0x0: Inst::UD2(); 708 0x1: psrldq_VRo_Ib(); 709 } 710 0x6: decode LEGACY_OP { 711 0x0: psllq_PRq_Ib(); 712 0x1: psllq_VRo_Ib(); 713 } 714 0x7: decode LEGACY_OP { 715 0x0: Inst::UD2(); 716 0x1: pslldq_VRo_Ib(); 717 } 718 default: Inst::UD2(); 719 } 720 0x4: Inst::PCMPEQB(Vo,Wo); 721 0x5: Inst::PCMPEQW(Vo,Wo); 722 0x6: Inst::PCMPEQD(Vo,Wo); 723 default: Inst::UD2(); 724 } 725 // repne (0xF2) 726 0x8: decode OPCODE_OP_BOTTOM3 { 727 0x0: pshuflw_Vo_Wo_Ib(); 728 default: Inst::UD2(); 729 } 730 default: Inst::UD2(); 731 } 732 0x0F: decode LEGACY_DECODEVAL { 733 // no prefix 734 0x0: decode OPCODE_OP_BOTTOM3 { 735 0x0: vmread_Ed_or_Eq_Gd_or_Gq(); 736 0x1: vmwrite_Gd_or_Gq_Ed_or_Eq(); 737 0x6: Inst::MOVD(Edp,Pdp); 738 0x7: Inst::MOVQ(Qq,Pq); 739 default: Inst::UD2(); 740 } 741 // repe (0xF3) 742 0x4: decode OPCODE_OP_BOTTOM3 { 743 0x6: Inst::MOVQ(Vq,Wq); 744 0x7: movdqu_Wo_Vo(); 745 default: Inst::UD2(); 746 } 747 // operand size (0x66) 748 0x1: decode OPCODE_OP_BOTTOM3 { 749 0x4: haddpd_Vo_Wo(); 750 0x5: hsubpd_Vo_Wo(); 751 0x6: movd_Ed_Vd(); 752 0x7: movdqa_Wo_Vo(); 753 default: Inst::UD2(); 754 } 755 // repne (0xF2) 756 0x8: decode OPCODE_OP_BOTTOM3 { 757 0x4: haddps_Vo_Wo(); 758 0x5: hsubps_Vo_Wo(); 759 default: Inst::UD2(); 760 } 761 default: Inst::UD2(); 762 } 763 format Inst { 764 0x10: decode OPCODE_OP_BOTTOM3 { 765 0x0: JO(Jz); 766 0x1: JNO(Jz); 767 0x2: JB(Jz); 768 0x3: JNB(Jz); 769 0x4: JZ(Jz); 770 0x5: JNZ(Jz); 771 0x6: JBE(Jz); 772 0x7: JNBE(Jz); 773 } 774 0x11: decode OPCODE_OP_BOTTOM3 { 775 0x0: JS(Jz); 776 0x1: JNS(Jz); 777 0x2: JP(Jz); 778 0x3: JNP(Jz); 779 0x4: JL(Jz); 780 0x5: JNL(Jz); 781 0x6: JLE(Jz); 782 0x7: JNLE(Jz); 783 } 784 0x12: decode OPCODE_OP_BOTTOM3 { 785 0x0: SETO(Eb); 786 0x1: SETNO(Eb); 787 0x2: SETB(Eb); 788 0x3: SETNB(Eb); 789 0x4: SETZ(Eb); 790 0x5: SETNZ(Eb); 791 0x6: SETBE(Eb); 792 0x7: SETNBE(Eb); 793 } 794 0x13: decode OPCODE_OP_BOTTOM3 { 795 0x0: SETS(Eb); 796 0x1: SETNS(Eb); 797 0x2: SETP(Eb); 798 0x3: SETNP(Eb); 799 0x4: SETL(Eb); 800 0x5: SETNL(Eb); 801 0x6: SETLE(Eb); 802 0x7: SETNLE(Eb); 803 } 804 } 805 0x14: decode OPCODE_OP_BOTTOM3 { 806 0x0: push_fs(); 807 0x1: pop_fs(); 808 0x2: CPUIDInst::CPUID({{ 809 CpuidResult result; 810 success = doCpuid(xc->tcBase(), bits(Rax, 31, 0), result); 811 Rax = result.rax; 812 Rbx = result.rbx; 813 Rcx = result.rcx; 814 Rdx = result.rdx; 815 }}); 816 0x3: Inst::BT(Ev,Gv); 817 0x4: Inst::SHLD(Ev,Gv,Ib); 818 0x5: Inst::SHLD(Ev,Gv); 819 0x6: xbts_and_cmpxchg(); 820 0x7: ibts_and_cmpxchg(); 821 } 822 0x15: decode OPCODE_OP_BOTTOM3 { 823 0x0: push_gs(); 824 0x1: pop_gs(); 825 0x2: rsm_smm(); 826 0x3: Inst::BTS(Ev,Gv); 827 0x4: Inst::SHRD(Ev,Gv,Ib); 828 0x5: Inst::SHRD(Ev,Gv); 829 //0x6: group16(); 830 0x6: decode MODRM_REG { 831 0x0: fxsave(); 832 0x1: fxrstor(); 833 0x2: ldmxcsr(); 834 0x3: stmxcsr(); 835 0x4: Inst::UD2(); 836 0x5: decode MODRM_MOD { 837 0x3: BasicOperate::LFENCE( 838 {{/*Nothing*/}}, IsReadBarrier); 839 default: Inst::UD2(); 840 } 841 0x6: decode MODRM_MOD { 842 0x3: BasicOperate::MFENCE( 843 {{/*Nothing*/}}, IsMemBarrier); 844 default: Inst::UD2(); 845 } 846 0x7: decode MODRM_MOD { 847 0x3: BasicOperate::SFENCE( 848 {{/*Nothing*/}}, IsWriteBarrier); 849 default: Inst::UD2(); 850 } 851 } 852 0x7: Inst::IMUL(Gv,Ev); 853 } 854 0x16: decode OPCODE_OP_BOTTOM3 { 855 0x0: Inst::CMPXCHG(Eb,Gb); 856 0x1: Inst::CMPXCHG(Ev,Gv); 857 0x2: lss_Gz_Mp(); 858 0x3: Inst::BTR(Ev,Gv); 859 0x4: lfs_Gz_Mp(); 860 0x5: lgs_Gz_Mp(); 861 //The size of the second operand in these instructions should 862 //really be "b" or "w", but it's set to v in order to have a 863 //consistent register size. This shouldn't affect behavior. 864 0x6: Inst::MOVZX_B(Gv,Ev); 865 0x7: Inst::MOVZX_W(Gv,Ev); 866 } 867 0x17: decode OPCODE_OP_BOTTOM3 { 868 0x0: jmpe_Jz(); // IA-64? 869 format Inst { 870 //0x1: group11_UD2(); 871 0x1: UD2(); 872 //0x2: group8_Ev_Ib(); 873 0x2: decode MODRM_REG { 874 0x4: BT(Ev,Ib); 875 0x5: BTS(Ev,Ib); 876 0x6: BTR(Ev,Ib); 877 0x7: BTC(Ev,Ib); 878 default: UD2(); 879 } 880 0x3: BTC(Ev,Gv); 881 } 882 0x4: Inst::BSF(Gv,Ev); 883 0x5: Inst::BSR(Gv,Ev); 884 //The size of the second operand in these instructions should 885 //really be "b" or "w", but it's set to v in order to have a 886 //consistent register size. This shouldn't affect behavior. 887 0x6: Inst::MOVSX_B(Gv,Ev); 888 0x7: Inst::MOVSX_W(Gv,Ev); 889 } 890 format Inst { 891 0x18: decode OPCODE_OP_BOTTOM3 { 892 0x0: XADD(Eb,Gb); 893 0x1: XADD(Ev,Gv); 894 //0x7: group9(); 895 0x7: decode MODRM_REG { 896 //Also CMPXCHG16B 897 0x1: CMPXCHG8B(Mdp); 898 0x6: decode LEGACY_OP { 899 0x1: WarnUnimpl::vmclear_Mq(); 900 default: decode LEGACY_REP { 901 0x1: WarnUnimpl::vmxon_Mq(); 902 0x0: WarnUnimpl::vmptrld_Mq(); 903 } 904 } 905 0x7: WarnUnimpl::vmptrst_Mq(); 906 default: UD2(); 907 } 908 default: decode LEGACY_DECODEVAL { 909 // no prefix 910 0x0: decode OPCODE_OP_BOTTOM3 { 911 0x2: WarnUnimpl::cmpccps_Vo_Wo_Ib(); 912 0x3: CVTDQ2PS(Vo,Wo); 913 0x4: SUBPS(Vo,Wo); 914 0x5: MINPS(Vo,Wo); 915 0x6: DIVPS(Vo,Wo); 916 } 917 // repe (0xF3) 918 0x4: decode OPCODE_OP_BOTTOM3 { 919 0x2: WarnUnimpl::cmpccss_Vd_Wd_Ib(); 920 default: UD2(); 921 } 922 // operand size (0x66) 923 0x1: decode OPCODE_OP_BOTTOM3 { 924 0x2: WarnUnimpl::cmpccpd_Vo_Wo_Ib(); 925 0x4: SUBPD(Vo,Wo); 926 0x5: MINPD(Vo,Wo); 927 0x6: DIVPD(Vo,Wo); 928 default: UD2(); 929 } 930 // repne (0xF2) 931 0x8: decode OPCODE_OP_BOTTOM3 { 932 0x2: WarnUnimpl::cmpccsd_Vq_Wq_Ib(); 933 default: UD2(); 934 } 935 default: UD2(); 936 } 937 } 938 0x19: decode OPSIZE { 939 4: BSWAP_D(Bd); 940 8: BSWAP_Q(Bq); 941 default: UD2(); 942 } 943 } 944 0x1A: decode LEGACY_DECODEVAL { 945 // no prefix 946 0x0: decode OPCODE_OP_BOTTOM3 { 947 0x1: psrlw_Pq_Qq(); 948 0x2: psrld_Pq_Qq(); 949 0x3: psrlq_Pq_Qq(); 950 0x4: Inst::PADDQ(Pq,Qq); 951 0x5: Inst::PMULLW(Pq,Qq); 952 0x7: pmovmskb_Gd_PRq(); 953 default: Inst::UD2(); 954 } 955 // repe (0xF3) 956 0x4: decode OPCODE_OP_BOTTOM3 { 957 0x6: movq2dq_Vo_PRq(); 958 default: Inst::UD2(); 959 } 960 // operand size (0x66) 961 0x1: decode OPCODE_OP_BOTTOM3 { 962 0x0: addsubpd_Vo_Wo(); 963 0x1: psrlw_Vo_Wo(); 964 0x2: psrld_Vo_Wo(); 965 0x3: psrlq_Vo_Wo(); 966 0x4: Inst::PADDQ(Vo,Wo); 967 0x5: Inst::PMULLW(Vo,Wo); 968 0x6: Inst::MOVQ(Wq,Vq); 969 0x7: pmovmskb_Gd_VRo(); 970 } 971 // repne (0xF2) 972 0x8: decode OPCODE_OP_BOTTOM3 { 973 0x0: addsubps_Vo_Wo(); 974 0x6: movdq2q_Pq_VRq(); 975 default: Inst::UD2(); 976 } 977 default: Inst::UD2(); 978 } 979 format Inst { 980 0x1B: decode LEGACY_DECODEVAL { 981 // no prefix 982 0x0: decode OPCODE_OP_BOTTOM3 { 983 0x0: PSUBUSB(Pq,Qq); 984 0x1: PSUBUSW(Pq,Qq); 985 0x2: PMINUB(Pq,Qq); 986 0x3: PAND(Pq,Qq); 987 0x4: PADDUSB(Pq,Qq); 988 0x5: PADDUSW(Pq,Qq); 989 0x6: PMAXUB(Pq,Qq); 990 0x7: PANDN(Pq,Qq); 991 } 992 // operand size (0x66) 993 0x1: decode OPCODE_OP_BOTTOM3 { 994 0x0: PSUBUSB(Vo,Wo); 995 0x1: PSUBUSW(Vo,Wo); 996 0x2: PMINUB(Vo,Wo); 997 0x3: PAND(Vo,Wo); 998 0x4: PADDUSB(Vo,Wo); 999 0x5: PADDUSW(Vo,Wo); 1000 0x6: PMAXUB(Vo,Wo); 1001 0x7: PANDN(Vo,Wo); 1002 } 1003 default: UD2(); 1004 } 1005 } 1006 0x1C: decode LEGACY_DECODEVAL { 1007 // no prefix 1008 0x0: decode OPCODE_OP_BOTTOM3 { 1009 0x0: pavgb_Pq_Qq(); 1010 0x1: psraw_Pq_Qq(); 1011 0x2: psrad_Pq_Qq(); 1012 0x3: pavgw_Pq_Qq(); 1013 0x4: Inst::PMULHUW(Pq,Qq); 1014 0x5: Inst::PMULHW(Pq,Qq); 1015 0x7: movntq_Mq_Pq(); 1016 default: Inst::UD2(); 1017 } 1018 // repe (0xF3) 1019 0x4: decode OPCODE_OP_BOTTOM3 { 1020 0x6: Inst::CVTDQ2PD(Vo,Wq); 1021 default: Inst::UD2(); 1022 } 1023 // operand size (0x66) 1024 0x1: decode OPCODE_OP_BOTTOM3 { 1025 0x0: pavgb_Vo_Wo(); 1026 0x1: psraw_Vo_Wo(); 1027 0x2: psrad_Vo_Wo(); 1028 0x3: pavgw_Vo_Wo(); 1029 0x4: Inst::PMULHUW(Vo,Wo); 1030 0x5: Inst::PMULHW(Vo,Wo); 1031 0x6: cvttpd2dq_Vo_Wo(); 1032 0x7: movntdq_Mo_Vo(); 1033 } 1034 // repne (0xF2) 1035 0x8: decode OPCODE_OP_BOTTOM3 { 1036 0x6: cvtpd2dq_Vo_Wo(); 1037 default: Inst::UD2(); 1038 } 1039 default: Inst::UD2(); 1040 } 1041 format Inst { 1042 0x1D: decode LEGACY_DECODEVAL { 1043 // no prefix 1044 0x0: decode OPCODE_OP_BOTTOM3 { 1045 0x0: PSUBSB(Pq,Qq); 1046 0x1: PSUBSW(Pq,Qq); 1047 0x2: PMINSW(Pq,Qq); 1048 0x3: POR(Pq,Qq); 1049 0x4: PADDSB(Pq,Qq); 1050 0x5: PADDSW(Pq,Qq); 1051 0x6: PMAXSW(Pq,Qq); 1052 0x7: PXOR(Pq,Qq); 1053 } 1054 // operand size (0x66) 1055 0x1: decode OPCODE_OP_BOTTOM3 { 1056 0x0: PSUBSB(Vo,Wo); 1057 0x1: PSUBSW(Vo,Wo); 1058 0x2: PMINSW(Vo,Wo); 1059 0x3: POR(Vo,Wo); 1060 0x4: PADDSB(Vo,Wo); 1061 0x5: PADDSW(Vo,Wo); 1062 0x6: PMAXSW(Vo,Wo); 1063 0x7: PXOR(Vo,Wo); 1064 } 1065 default: UD2(); 1066 } 1067 } 1068 0x1E: decode LEGACY_DECODEVAL { 1069 // no prefix 1070 0x0: decode OPCODE_OP_BOTTOM3 { 1071 0x1: psllw_Pq_Qq(); 1072 0x2: pslld_Pq_Qq(); 1073 0x3: psllq_Pq_Qq(); 1074 0x4: Inst::PMULUDQ(Pq,Qq); 1075 0x5: pmaddwd_Pq_Qq(); 1076 0x6: Inst::PSADBW(Pq,Qq); 1077 0x7: maskmovq_Pq_PRq(); 1078 default: Inst::UD2(); 1079 } 1080 // operand size (0x66) 1081 0x1: decode OPCODE_OP_BOTTOM3 { 1082 0x1: psllw_Vo_Wo(); 1083 0x2: pslld_Vo_Wo(); 1084 0x3: psllq_Vo_Wo(); 1085 0x4: Inst::PMULUDQ(Vo,Wo); 1086 0x5: pmaddwd_Vo_Wo(); 1087 0x6: Inst::PSADBW(Vo,Wo); 1088 0x7: maskmovdqu_Vo_VRo(); 1089 default: Inst::UD2(); 1090 } 1091 // repne (0xF2) 1092 0x8: decode OPCODE_OP_BOTTOM3 { 1093 0x0: lddqu_Vo_Mo(); 1094 default: Inst::UD2(); 1095 } 1096 default: Inst::UD2(); 1097 } 1098 format Inst { 1099 0x1F: decode LEGACY_DECODEVAL { 1100 // no prefix 1101 0x0: decode OPCODE_OP_BOTTOM3 { 1102 0x0: PSUBB(Pq,Qq); 1103 0x1: PSUBW(Pq,Qq); 1104 0x2: PSUBD(Pq,Qq); 1105 0x3: PSUBQ(Pq,Qq); 1106 0x4: PADDB(Pq,Qq); 1107 0x5: PADDW(Pq,Qq); 1108 0x6: PADDD(Pq,Qq); 1109 0x7: UD2(); 1110 } 1111 // operand size (0x66) 1112 0x1: decode OPCODE_OP_BOTTOM3 { 1113 0x0: PSUBB(Vo,Wo); 1114 0x1: PSUBW(Vo,Wo); 1115 0x2: PSUBD(Vo,Wo); 1116 0x3: PSUBQ(Vo,Wo); 1117 0x4: PADDB(Vo,Wo); 1118 0x5: PADDW(Vo,Wo); 1119 0x6: PADDD(Vo,Wo); 1120 0x7: UD2(); 1121 } 1122 default: UD2(); 1123 } 1124 } 1125 default: FailUnimpl::twoByteOps(); 1126 } 1127 } 1128 default: M5InternalError::error( 1129 {{"Unexpected first opcode byte in two byte opcode!"}}); 1130} 1131