one_byte_opcodes.isa revision 4338:24d31b35bcf9
12315SN/A// Copyright (c) 2007 The Hewlett-Packard Development Company 22332SN/A// All rights reserved. 32315SN/A// 42315SN/A// Redistribution and use of this software in source and binary forms, 52315SN/A// with or without modification, are permitted provided that the 62315SN/A// following conditions are met: 72315SN/A// 82315SN/A// The software must be used only for Non-Commercial Use which means any 92315SN/A// use which is NOT directed to receiving any direct monetary 102315SN/A// compensation for, or commercial advantage from such use. Illustrative 112315SN/A// examples of non-commercial use are academic research, personal study, 122315SN/A// teaching, education and corporate research & development. 132315SN/A// Illustrative examples of commercial use are distributing products for 142315SN/A// commercial advantage and providing services using the software for 152315SN/A// commercial advantage. 162315SN/A// 172315SN/A// If you wish to use this software or functionality therein that may be 182315SN/A// covered by patents for commercial use, please contact: 192315SN/A// Director of Intellectual Property Licensing 202315SN/A// Office of Strategy and Technology 212315SN/A// Hewlett-Packard Company 222315SN/A// 1501 Page Mill Road 232315SN/A// Palo Alto, California 94304 242315SN/A// 252315SN/A// Redistributions of source code must retain the above copyright notice, 262315SN/A// this list of conditions and the following disclaimer. Redistributions 272689SN/A// in binary form must reproduce the above copyright notice, this list of 282689SN/A// conditions and the following disclaimer in the documentation and/or 292315SN/A// other materials provided with the distribution. Neither the name of 302315SN/A// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 312315SN/A// contributors may be used to endorse or promote products derived from 322315SN/A// this software without specific prior written permission. No right of 332315SN/A// sublicense is granted herewith. Derivatives of the software and 342315SN/A// output created using the software may be prepared, but only for 352315SN/A// Non-Commercial Uses. Derivatives of the software may be shared with 362315SN/A// others provided: (i) the others agree to abide by the list of 372683SN/A// conditions herein which includes the Non-Commercial Use restrictions; 382680SN/A// and (ii) such Derivatives of the software include the above copyright 392315SN/A// notice to acknowledge the contribution from this software where 402315SN/A// applicable, this list of conditions and the disclaimer below. 412315SN/A// 422315SN/A// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 432315SN/A// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 442315SN/A// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 452315SN/A// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 462315SN/A// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 472315SN/A// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 482315SN/A// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 492315SN/A// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 502315SN/A// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 512315SN/A// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 522315SN/A// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 532732SN/A// 542315SN/A// Authors: Gabe Black 552315SN/A 562315SN/A//////////////////////////////////////////////////////////////////// 572332SN/A// 582332SN/A// Decode the one byte opcodes 592332SN/A// 602332SN/A 612332SN/A0x1: decode OPCODE_OP_TOP5 { 622315SN/A format WarnUnimpl { 632315SN/A 0x00: decode OPCODE_OP_BOTTOM3 { 642315SN/A 0x4: Inst::add(rAl,Ib); 652315SN/A 0x5: Inst::add(rAx,Iz); 662315SN/A 0x6: push_ES(); 672315SN/A 0x7: pop_ES(); 682315SN/A default: MultiInst::add(OPCODE_OP_BOTTOM3, 692315SN/A [Eb,Gb],[Ev,Gv],[Gb,Eb],[Gv,Ev]); 702315SN/A } 712315SN/A 0x01: decode OPCODE_OP_BOTTOM3 { 722315SN/A 0x0: or_Eb_Gb(); 732315SN/A 0x1: or_Ev_Gv(); 742315SN/A 0x2: or_Gb_Eb(); 752315SN/A 0x3: or_Gv_Ev(); 762315SN/A 0x4: or_Al_Ib(); 772315SN/A 0x5: or_rAX_Iz(); 782315SN/A 0x6: push_CS(); 792315SN/A //Any time this is seen, it should generate a two byte opcode 802315SN/A 0x7: M5InternalError::error( 812315SN/A {{"Saw a one byte opcode whose value was 0x0F!"}}); 822315SN/A } 832315SN/A 0x02: decode OPCODE_OP_BOTTOM3 { 842315SN/A 0x0: adc_Eb_Gb(); 852315SN/A 0x1: adc_Ev_Gv(); 862315SN/A 0x2: adc_Gb_Eb(); 872315SN/A 0x3: adc_Gv_Ev(); 882315SN/A 0x4: adc_Al_Ib(); 892315SN/A 0x5: adc_rAX_Iz(); 902315SN/A 0x6: push_SS(); 912315SN/A 0x7: pop_SS(); 922315SN/A } 932315SN/A 0x03: decode OPCODE_OP_BOTTOM3 { 942315SN/A 0x0: sbb_Eb_Gb(); 952354SN/A 0x1: sbb_Ev_Gv(); 962354SN/A 0x2: sbb_Gb_Eb(); 972332SN/A 0x3: sbb_Gv_Ev(); 982332SN/A 0x4: sbb_Al_Ib(); 992332SN/A 0x5: sbb_rAX_Iz(); 1002315SN/A 0x6: push_DS(); 1012315SN/A 0x7: pop_DS(); 1022315SN/A } 1032315SN/A 0x04: decode OPCODE_OP_BOTTOM3 { 1042315SN/A 0x0: and_Eb_Gb(); 1052679SN/A 0x1: and_Ev_Gv(); 1062315SN/A 0x2: and_Gb_Eb(); 1072315SN/A 0x3: and_Gv_Ev(); 1082315SN/A 0x4: and_Al_Ib(); 1092315SN/A 0x5: and_rAX_Iz(); 1102315SN/A 0x6: M5InternalError::error( 1112683SN/A {{"Tried to execute the ES segment override prefix!"}}); 1122315SN/A 0x7: daa(); 1132683SN/A } 1142315SN/A 0x05: decode OPCODE_OP_BOTTOM3 { 1152315SN/A 0x0: sub_Eb_Gb(); 1162332SN/A 0x1: sub_Ev_Gv(); 1172332SN/A 0x2: sub_Gb_Eb(); 1182332SN/A 0x3: sub_Gv_Ev(); 1192315SN/A 0x4: sub_Al_Ib(); 1202315SN/A 0x5: sub_rAX_Iz(); 1212683SN/A 0x6: M5InternalError::error( 1222315SN/A {{"Tried to execute the CS segment override prefix!"}}); 1232683SN/A 0x7: das(); 1242315SN/A } 1252315SN/A 0x06: decode OPCODE_OP_BOTTOM3 { 1262332SN/A 0x4: Inst::xor(rAl,Ib); 1272332SN/A 0x5: Inst::xor(rAx,Iz); 1282683SN/A 0x6: M5InternalError::error( 1292732SN/A {{"Tried to execute the SS segment override prefix!"}}); 1302315SN/A 0x7: aaa(); 1312315SN/A default: MultiInst::xor(OPCODE_OP_BOTTOM3, 1322315SN/A [Eb,Gb],[Ev,Gv],[Gb,Eb],[Gv,Ev]); 1332315SN/A } 1342315SN/A 0x07: decode OPCODE_OP_BOTTOM3 { 1352315SN/A 0x0: cmp_Eb_Gb(); 1362315SN/A 0x1: cmp_Ev_Gv(); 1372683SN/A 0x2: cmp_Gb_Eb(); 1382315SN/A 0x3: cmp_Gv_Ev(); 1392315SN/A 0x4: cmp_Al_Ib(); 1402315SN/A 0x5: cmp_rAX_Iz(); 1412332SN/A 0x6: M5InternalError::error( 1422332SN/A {{"Tried to execute the DS segment override prefix!"}}); 1432332SN/A 0x7: aas(); 1445543Ssaidi@eecs.umich.edu } 1452332SN/A 0x08: decode OPCODE_OP_BOTTOM3 { 1465543Ssaidi@eecs.umich.edu 0x0: inc_eAX(); 1472332SN/A 0x1: inc_eCX(); 1482332SN/A 0x2: inc_eDX(); 1492683SN/A 0x3: inc_eBX(); 1502679SN/A 0x4: inc_eSP(); 1512332SN/A 0x5: inc_eBP(); 1522679SN/A 0x6: inc_eSI(); 1532679SN/A 0x7: inc_eDI(); 1542683SN/A } 1555714Shsul@eecs.umich.edu 0x09: decode OPCODE_OP_BOTTOM3 { 1565714Shsul@eecs.umich.edu 0x0: dec_eAX(); 1572315SN/A 0x1: dec_eCX(); 1582315SN/A 0x2: dec_eDX(); 1592315SN/A 0x3: dec_eBX(); 1602315SN/A 0x4: dec_eSP(); 1612323SN/A 0x5: dec_eBP(); 1622332SN/A 0x6: dec_eSI(); 1632332SN/A 0x7: dec_eDI(); 1642332SN/A } 1652332SN/A 0x0A: decode OPCODE_OP_BOTTOM3 { 1662332SN/A 0x0: push_rAX(); 1672332SN/A 0x1: push_rCX(); 1682683SN/A 0x2: push_rDX(); 1692732SN/A 0x3: push_rBX(); 1702315SN/A 0x4: push_rSP(); 1712323SN/A 0x5: push_rBP(); 1722683SN/A 0x6: push_rSI(); 1732683SN/A 0x7: push_rDI(); 1742315SN/A } 1752354SN/A 0x0B: decode OPCODE_OP_BOTTOM3 { 1762323SN/A 0x0: pop_rAX(); 1772332SN/A 0x1: pop_rCX(); 1782332SN/A 0x2: pop_rDX(); 1792332SN/A 0x3: pop_rBX(); 1802323SN/A 0x4: pop_rSP(); 1812323SN/A 0x5: pop_rBP(); 1822315SN/A 0x6: pop_rSI(); 1832315SN/A 0x7: pop_rDI(); 1842323SN/A } 1853349Sbinkertn@umich.edu 0x0C: decode OPCODE_OP_BOTTOM3 { 1862679SN/A 0x0: pusha(); 1872679SN/A 0x1: popa(); 1882679SN/A 0x2: bound_Gv_Ma(); 1892679SN/A 0x3: arpl_Ew_Gw(); 1902679SN/A 0x4: M5InternalError::error( 1912679SN/A {{"Tried to execute the FS segment override prefix!"}}); 1922679SN/A 0x5: M5InternalError::error( 1932315SN/A {{"Tried to execute the GS segment override prefix!"}}); 1942332SN/A 0x6: M5InternalError::error( 1952323SN/A {{"Tried to execute the operand size override prefix!"}}); 1962315SN/A 0x7: M5InternalError::error( 1972323SN/A {{"Tried to execute the DS address size override prefix!"}}); 1982323SN/A } 1992323SN/A 0x0D: decode OPCODE_OP_BOTTOM3 { 2002323SN/A 0x0: push_Iz(); 2012323SN/A 0x1: imul_Gv_Ev_Iz(); 2022315SN/A 0x2: push_Ib(); 2033484Sktlim@umich.edu 0x3: imul_Gv_Ev_Ib(); 2043484Sktlim@umich.edu 0x4: ins_Yb_Dx(); 2053484Sktlim@umich.edu 0x5: ins_Yz_Dx(); 2063484Sktlim@umich.edu 0x6: outs_Dx_Xb(); 2072332SN/A 0x7: outs_Dx_Xz(); 2083120Sgblack@eecs.umich.edu } 2093484Sktlim@umich.edu 0x0E: decode OPCODE_OP_BOTTOM3 { 2102315SN/A 0x0: jo_Jb(); 2112315SN/A 0x1: jno_Jb(); 2122683SN/A 0x2: jb_Jb(); 2132315SN/A 0x3: jnb_Jb(); 2142315SN/A 0x4: jz_Jb(); 2152323SN/A 0x5: jnz_Jb(); 2162323SN/A 0x6: jbe_Jb(); 2172315SN/A 0x7: jnbe_Jb(); 2182679SN/A } 2192679SN/A 0x0F: decode OPCODE_OP_BOTTOM3 { 2202679SN/A 0x0: js_Jb(); 2212679SN/A 0x1: jns_Jb(); 2222315SN/A 0x2: jp_Jb(); 2232315SN/A 0x3: jnp_Jb(); 2242315SN/A 0x4: jl_Jb(); 2252315SN/A 0x5: jnl_Jb(); 2262315SN/A 0x6: jle_Jb(); 2272683SN/A 0x7: jnke_Jb(); 2282315SN/A } 2292354SN/A 0x10: decode OPCODE_OP_BOTTOM3 { 2302354SN/A 0x0: group1_Eb_Ib(); 2312315SN/A 0x1: group1_Ev_Iz(); 2322315SN/A 0x2: group1_Eb_Ib(); 2332315SN/A 0x3: group1_Ev_Ib(); 2342315SN/A 0x4: test_Eb_Gb(); 2352315SN/A 0x5: test_Ev_Gv(); 2362315SN/A 0x6: xchg_Eb_Gb(); 2372315SN/A 0x7: xchg_Ev_Gv(); 2382315SN/A } 2392315SN/A 0x11: decode OPCODE_OP_BOTTOM3 { 2402315SN/A 0x0: mov_Eb_Gb(); 2412315SN/A 0x1: mov_Ev_Gv(); 2422690SN/A 0x2: mov_Gb_Eb(); 2432315SN/A 0x3: mov_Gv_Ev(); 2442683SN/A 0x4: mov_MwRv_Sw(); 2452315SN/A 0x5: lea_Gv_M(); 2462838Sktlim@umich.edu 0x6: mov_Sw_MwRv(); 2472315SN/A 0x7: group10_Ev(); //Make sure this is Ev 2482315SN/A } 2492315SN/A 0x12: decode OPCODE_OP_BOTTOM3 { 2502683SN/A 0x0: nop_or_pause(); //Check for repe prefix 2512683SN/A 0x1: xchg_rCX_rAX(); 2522315SN/A 0x2: xchg_rDX_rAX(); 2532315SN/A 0x3: xchg_rVX_rAX(); 2542683SN/A 0x4: xchg_rSP_rAX(); 2552683SN/A 0x5: xchg_rBP_rAX(); 2562683SN/A 0x6: xchg_rSI_rAX(); 2572315SN/A 0x7: xchg_rDI_rAX(); 2582315SN/A } 2592315SN/A 0x13: decode OPCODE_OP_BOTTOM3 { 2602315SN/A 0x0: cbw_or_cwde_or_cdqe_rAX(); 2612315SN/A 0x1: cwd_or_cdq_or_cqo_rAX_rDX(); 2622332SN/A 0x2: call_Ap(); 2632332SN/A 0x3: fwait(); //aka wait 2642332SN/A 0x4: pushf_Fv(); 2652315SN/A 0x5: popf_Fv(); 2662315SN/A 0x6: sahf(); 2672315SN/A 0x7: lahf(); 2682683SN/A } 2692690SN/A 0x14: decode OPCODE_OP_BOTTOM3 { 2702315SN/A 0x0: mov_Al_Ob(); 2712683SN/A 0x1: mov_rAX_Ov(); 2722315SN/A 0x2: mov_Ob_Al(); 2732315SN/A 0x3: mov_Ov_rAX(); 2742683SN/A 0x4: movs_Yb_Xb(); 2752315SN/A 0x5: movs_Yv_Xv(); 2762315SN/A 0x6: cmps_Yb_Xb(); 2772315SN/A 0x7: cmps_Yv_Xv(); 2782315SN/A } 2792332SN/A 0x15: decode OPCODE_OP_BOTTOM3 { 2802315SN/A 0x0: test_Al_Ib(); 2812315SN/A 0x1: test_rAX_Iz(); 2822315SN/A 0x2: stos_Yb_Al(); 2832679SN/A 0x3: stos_Yv_rAX(); 2842679SN/A 0x4: lods_Al_Xb(); 2852679SN/A 0x5: lods_rAX_Xv(); 2862679SN/A 0x6: scas_Yb_Al(); 2872679SN/A 0x7: scas_Yv_rAX(); 2882332SN/A } 2892332SN/A 0x16: decode OPCODE_OP_BOTTOM3 { 2902315SN/A 0x0: mov_Al_Ib(); 2912315SN/A 0x1: mov_Cl_Ib(); 2922315SN/A 0x2: mov_Dl_Ib(); 2932315SN/A 0x3: mov_Bl_Ib(); 2942315SN/A 0x4: mov_Ah_Ib(); 2952315SN/A 0x5: mov_Ch_Ib(); 2962315SN/A 0x6: mov_Dh_Ib(); 2972315SN/A 0x7: mov_Bh_Ib(); 2982315SN/A } 2992354SN/A 0x17: decode OPCODE_OP_BOTTOM3 { 3002315SN/A 0x0: mov_rAX_Iv(); 3012315SN/A 0x1: mov_rCX_Iv(); 3022315SN/A 0x2: mov_rDX_Iv(); 3032315SN/A 0x3: mov_rBX_Iv(); 3042840Sktlim@umich.edu 0x4: mov_rSP_Iv(); 3052315SN/A 0x5: mov_rBP_Iv(); 3062315SN/A 0x6: mov_rSI_Iv(); 3072315SN/A 0x7: mov_rDI_Iv(); 3082315SN/A } 3092315SN/A 0x18: decode OPCODE_OP_BOTTOM3 { 3102315SN/A 0x0: group2_Eb_Ib(); 3112315SN/A 0x1: group2_Ev_Ib(); 3122315SN/A 0x2: ret_near_Iw(); 3132315SN/A 0x3: ret_near(); 3142315SN/A 0x4: les_Gz_Mp(); 3152315SN/A 0x5: lds_Gz_Mp(); 3162315SN/A 0x6: group12_Eb_Ib(); 3172315SN/A 0x7: group12_Ev_Iz(); 3182315SN/A } 3192683SN/A 0x19: decode OPCODE_OP_BOTTOM3 { 3202332SN/A 0x0: enter_Iw_Ib(); 3212683SN/A 0x1: leave(); 3222315SN/A 0x2: ret_far_Iw(); 3232332SN/A 0x3: ret_far(); 3242332SN/A 0x4: int3(); 3252315SN/A 0x5: int_Ib(); 3262732SN/A 0x6: into(); 3272315SN/A 0x7: iret(); 3282315SN/A } 3292315SN/A 0x1A: decode OPCODE_OP_BOTTOM3 { 3302332SN/A 0x0: group2_Eb_1(); 3312332SN/A 0x1: group2_Ev_1(); 3322332SN/A 0x2: group2_Eb_Cl(); 3332332SN/A 0x3: group2_Ev_Cl(); 3342332SN/A 0x4: aam_Ib(); 3352332SN/A 0x5: aad_Ib(); 3362732SN/A 0x6: salc(); 3372315SN/A 0x7: xlat(); 3382315SN/A } 3392315SN/A 0x1B: decode OPCODE_OP_BOTTOM3 { 3402315SN/A 0x0: esc0(); 3412315SN/A 0x1: esc1(); 3422315SN/A 0x2: esc2(); 3432315SN/A 0x3: esc3(); 3442732SN/A 0x4: esc4(); 3452315SN/A 0x5: esc5(); 3462332SN/A 0x6: esc6(); 3472315SN/A 0x7: esc7(); 3482332SN/A } 3492332SN/A 0x1C: decode OPCODE_OP_BOTTOM3 { 3502332SN/A 0x0: loopne_Jb(); 3512732SN/A 0x1: loope_Jb(); 3522315SN/A 0x2: loop_Jb(); 3532732SN/A 0x3: jcxz_or_jecx_or_jrcx(); 3542732SN/A 0x4: in_Al_Ib(); 3552732SN/A 0x5: in_eAX_Ib(); 3562732SN/A 0x6: out_Ib_Al(); 3572732SN/A 0x7: out_Ib_eAX(); 3582732SN/A } 3592732SN/A 0x1D: decode OPCODE_OP_BOTTOM3 { 3602732SN/A 0x0: call_Jz(); 3612732SN/A 0x1: jmp_Jz(); 3622732SN/A 0x2: jmp_Ap(); 3632732SN/A 0x3: jmp_Jb(); 3642732SN/A 0x4: in_Al_Dx(); 3652732SN/A 0x5: in_eAX_Dx(); 3662732SN/A 0x6: out_Dx_Al(); 3672732SN/A 0x7: out_Dx_eAX(); 3682732SN/A } 3692732SN/A 0x1E: decode OPCODE_OP_BOTTOM3 { 3702732SN/A 0x0: M5InternalError::error( 3712315SN/A {{"Tried to execute the lock prefix!"}}); 3722315SN/A 0x1: int1(); 3732315SN/A 0x2: M5InternalError::error( 3742683SN/A {{"Tried to execute the repne prefix!"}}); 3752332SN/A 0x3: M5InternalError::error( 3762332SN/A {{"Tried to execute the rep/repe prefix!"}}); 3772683SN/A 0x4: hlt(); 3782732SN/A 0x5: cmc(); 3792315SN/A 0x6: group3_Eb(); 3802315SN/A 0x7: group3_Ev(); 3812315SN/A } 3822315SN/A 0x1F: decode OPCODE_OP_BOTTOM3 { 3832315SN/A 0x0: clc(); 3842315SN/A 0x1: stc(); 3852315SN/A 0x2: cli(); 3862315SN/A 0x3: sti(); 3872315SN/A 0x4: cld(); 3882315SN/A 0x5: std(); 3892315SN/A 0x6: group4(); 3904172Ssaidi@eecs.umich.edu 0x7: group5(); 3914172Ssaidi@eecs.umich.edu } 3922332SN/A } 3932332SN/A default: FailUnimpl::oneByteOps(); 3942332SN/A} 3954172Ssaidi@eecs.umich.edu