/*
* Copyright (C) 2013-2019 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
* Copyright (C) 2008-2013 Sourcefire, Inc.
*
* Authors: aCaB <acab@clamav.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#if HAVE_CONFIG_H
#include "clamav-config.h"
#endif
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "others.h"
#include "disasmpriv.h"
#include "disasm.h"
#include "clamav.h"
// clang-format off
enum ADDRS {
ADDR_REG_EAX,
ADDR_REG_ECX,
ADDR_REG_EDX,
ADDR_REG_EBX,
ADDR_REG_ESP,
ADDR_REG_EBP,
ADDR_REG_ESI,
ADDR_REG_EDI,
ADDR_REG_ES,
ADDR_REG_CS,
ADDR_REG_SS,
ADDR_REG_DS,
ADDR_REG_FS,
ADDR_REG_GS,
ADDR_MRM_GEN,
ADDR_OFFSET,
ADDR_MRM_GEN_EG,
ADDR_MRM_GEN_GE,
ADDR_MRM_GEN_GM,
ADDR_MRM_GEN_ES,
ADDR_MRM_GEN_SE,
ADDR_MRM_EXTRA_1A,
ADDR_MRM_EXTRA_1A_M,
ADDR_MRM_GEN_RC,
ADDR_MRM_GEN_RD,
ADDR_MRM_GEN_CR,
ADDR_MRM_GEN_DR,
ADDR_IMMED,
ADDR_RELJ,
ADDR_IMPLICIT,
ADDR_NOADDR
};
enum ASIZE {
SIZE_BYTE,
SIZE_BYTEH,
SIZE_WORD,
SIZE_DWORD,
SIZE_QWORD,
SIZE_WD,
SIZE_DF,
SIZE_NOSIZE
};
static const uint8_t sizemap[SIZE_NOSIZE+1][2] = {
{1,1}, /* SIZE_BYTE */
{255,255}, /* SIZE_BYTEH */
{2,2}, /* SIZE_WORD */
{4,4}, /* SIZE_DWORD */
{255,255}, /* SIZE_QWORD */
{4,2}, /* SIZE_WD */
{6,4}, /* SIZE_DF */
{255,255} /* SIZE_NOSIZE */
};
static const uint8_t regmap[SIZE_DWORD+1][ADDR_REG_GS+1] = {
/* SIZE_BYTE */
{X86_REG_AL, X86_REG_CL, X86_REG_DL, X86_REG_BL, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZE_BYTEH */
{X86_REG_AH, X86_REG_CH, X86_REG_DH, X86_REG_BH, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZE_WORD */
{X86_REG_AX, X86_REG_CX, X86_REG_DX, X86_REG_BX, X86_REG_SP, X86_REG_BP, X86_REG_SI, X86_REG_DI, X86_REG_ES, X86_REG_CS, X86_REG_SS, X86_REG_DS, X86_REG_FS, X86_REG_GS},
/* SIZE_DWORD */
{X86_REG_EAX, X86_REG_ECX, X86_REG_EDX, X86_REG_EBX, X86_REG_ESP, X86_REG_EBP, X86_REG_ESI, X86_REG_EDI, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID}
};
static const uint8_t mrm_regmap[3][8] = {
/* SIZEB */
{X86_REG_AL, X86_REG_CL, X86_REG_DL, X86_REG_BL, X86_REG_AH, X86_REG_CH, X86_REG_DH, X86_REG_BH},
/* SIZEW */
{X86_REG_AX, X86_REG_CX, X86_REG_DX, X86_REG_BX, X86_REG_SP, X86_REG_BP, X86_REG_SI, X86_REG_DI},
/* SIZED */
{X86_REG_EAX, X86_REG_ECX, X86_REG_EDX, X86_REG_EBX, X86_REG_ESP, X86_REG_EBP, X86_REG_ESI, X86_REG_EDI}
};
static const uint8_t mrm_sregmap[3][8] = {
/* SIZEB */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZEW */
{X86_REG_ES, X86_REG_CS, X86_REG_SS, X86_REG_DS, X86_REG_FS, X86_REG_GS, X86_REG_INVALID, X86_REG_INVALID},
/* SIZED */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID}
};
static const uint8_t mrm_cregmap[3][8] = {
/* SIZEB */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZEW */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZED */
{X86_REG_CR0, X86_REG_INVALID, X86_REG_CR2, X86_REG_CR3, X86_REG_CR4, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID}
};
static const uint8_t mrm_dregmap[3][8] = {
/* SIZEB */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZEW */
{X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID, X86_REG_INVALID},
/* SIZED */
{X86_REG_DR0, X86_REG_DR1, X86_REG_DR2, X86_REG_DR3, X86_REG_INVALID, X86_REG_INVALID, X86_REG_DR6, X86_REG_DR7}
};
static const struct {
enum X86REGS r1;
enum X86REGS r2;
} mrm_regmapw[8] = {
{X86_REG_BX, X86_REG_SI}, {X86_REG_BX, X86_REG_DI}, {X86_REG_BP, X86_REG_SI}, {X86_REG_BP, X86_REG_DI}, {X86_REG_SI, X86_REG_INVALID}, {X86_REG_DI, X86_REG_INVALID}, {X86_REG_BP, X86_REG_INVALID}, {X86_REG_BX, X86_REG_INVALID}
};
static const struct {
enum X86OPS op;
enum DIS_SIZE size;
} x87_mrm[8][8] = {
/* D8 */
{{OP_FADD,SIZED},{OP_FMUL,SIZED},{OP_FCOM,SIZED},{OP_FCOMP,SIZED},{OP_FSUB,SIZED},{OP_FSUBR,SIZED},{OP_FDIV,SIZED},{OP_FDIVR,SIZED}},
/* D9 */
{{OP_FLD,SIZED},{OP_INVALID,SIZED},{OP_FST,SIZED},{OP_FSTP,SIZED},{OP_FLDENV,SIZEPTR},{OP_FLDCW,SIZEW},{OP_FSTENV,SIZEPTR},{OP_FSTCW,SIZEW}},
/* DA */
{{OP_FIADD,SIZED},{OP_FIMUL,SIZED},{OP_FICOM,SIZED},{OP_FICOMP,SIZED},{OP_FISUB,SIZED},{OP_FISUBR,SIZED},{OP_FIDIV,SIZED},{OP_FIDIVR,SIZED}},
/* DB */
{{OP_FILD,SIZED},{OP_FISTTP,SIZED},{OP_FIST,SIZED},{OP_FISTP,SIZED},{OP_INVALID,SIZED},{OP_FLD,SIZET},{OP_INVALID,SIZED},{OP_FSTP,SIZET} },
/* DC */
{{OP_FADD,SIZEQ},{OP_FMUL,SIZEQ},{OP_FCOM,SIZEQ},{OP_FCOMP,SIZEQ},{OP_FSUB,SIZEQ},{OP_FSUBR,SIZEQ},{OP_FDIV,SIZEQ},{OP_FDIVR,SIZEQ}},
/* DD */
{{OP_FLD,SIZEQ},{OP_FISTTP,SIZEQ},{OP_FST,SIZEQ},{OP_FSTP,SIZEQ},{OP_FRSTOR,SIZEPTR},{OP_INVALID,SIZED},{OP_FSAVE,SIZEPTR},{OP_FSTSW,SIZEW}},
/* DE */
{{OP_FIADD,SIZEW},{OP_FIMUL,SIZEW},{OP_FICOM,SIZEW},{OP_FICOMP,SIZEW},{OP_FISUB,SIZEW},{OP_FISUBR,SIZEW},{OP_FIDIV,SIZEW},{OP_FIDIVR,SIZEW}},
/* DF */
{{OP_FILD,SIZEW},{OP_FISTTP,SIZEW},{OP_FIST,SIZEW},{OP_FISTP,SIZEW},{OP_FBLD,SIZET},{OP_FILD,SIZEQ},{OP_FBSTP,SIZET},{OP_FISTP,SIZEQ}}
};
static const struct {
enum X86OPS op;
enum { X87_NONE, X87_ONE, X87_S, X87_R } args;
} x87_st[8][64] = {
/* D8 */
{
{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},{OP_FADD,X87_S},
{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},{OP_FMUL,X87_S},
{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},{OP_FCOM,X87_S},
{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},{OP_FCOMP,X87_S},
{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},{OP_FSUB,X87_S},
{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},{OP_FSUBR,X87_S},
{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},{OP_FDIV,X87_S},
{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S},{OP_FDIVR,X87_S}
},
/* D9 */
{
{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},{OP_FLD,X87_S},
{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},{OP_FXCH,X87_S},
{OP_FNOP,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FCHS,X87_NONE},{OP_FABS,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_FTST,X87_NONE},{OP_FXAM,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FLD1,X87_NONE},{OP_FLDL2T,X87_NONE},{OP_FLDL2E,X87_NONE},{OP_FLDPI,X87_NONE},{OP_FLDLG2,X87_NONE},{OP_FLDLN2,X87_NONE},{OP_FLDZ,X87_S},{OP_INVALID,X87_NONE},
{OP_F2XM1,X87_NONE},{OP_FYL2X,X87_NONE},{OP_FPTAN,X87_NONE},{OP_FPATAN,X87_NONE},{OP_FXTRACT,X87_NONE},{OP_FPREM1,X87_NONE},{OP_FDECSTP,X87_NONE},{OP_FINCSTP,X87_NONE},
{OP_FPREM,X87_NONE},{OP_FYL2XP1,X87_NONE},{OP_FSQRT,X87_NONE},{OP_FSINCOS,X87_NONE},{OP_FRNDINT,X87_NONE},{OP_FSCALE,X87_NONE},{OP_FSIN,X87_NONE},{OP_FCOS,X87_NONE}
},
/* DA */
{
{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},{OP_FCMOVB,X87_S},
{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},{OP_FCMOVE,X87_S},
{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},{OP_FCMOVBE,X87_S},
{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},{OP_FCMOVU,X87_S},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_FUCOMPP,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE}
},
/* DB */
{
{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},{OP_FCMOVNB,X87_S},
{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},{OP_FCMOVNE,X87_S},
{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},{OP_FCMOVNBE,X87_S},
{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},{OP_FCMOVNU,X87_S},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_FCLEX,X87_NONE},{OP_FINIT,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},{OP_FUCOMI,X87_S},
{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},{OP_FCOMI,X87_S},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE}
},
/* DC */
{
{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},{OP_FADD,X87_R},
{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},{OP_FMUL,X87_R},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},{OP_FSUBR,X87_R},
{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},{OP_FSUB,X87_R},
{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},{OP_FDIVR,X87_R},
{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R},{OP_FDIV,X87_R}
},
/* DD */
{
{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},{OP_FFREE,X87_ONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},{OP_FST,X87_ONE},
{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},{OP_FSTP,X87_ONE},
{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},{OP_FUCOM,X87_R},
{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},{OP_FUCOMP,X87_R},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE}
},
/* DE */
{
{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},{OP_FADDP,X87_R},
{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},{OP_FMULP,X87_R},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_FCOMPP,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},{OP_FSUBRP,X87_R},
{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},{OP_FSUBP,X87_R},
{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},{OP_FDIVRP,X87_R},
{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R},{OP_FDIVP,X87_R}
},
/* DF */
{
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_INVALID,X87_NONE},{OP_FSTSW,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},
{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},{OP_FUCOMIP,X87_S},
{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},{OP_FCOMIP,X87_S},
{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE},{OP_INVALID,X87_NONE}
}
};
static const char *mnemonic[] = {
"Invalid opcode",
"aaa",
"aam",
"aad",
"aas",
"add",
"adc",
"and",
"arpl",
"bound",
"bsf",
"bsr",
"bswap",
"bt",
"btc",
"btr",
"bts",
"call",
"cdq",
"cwd",
"cwde",
"cbw",
"clc",
"cld",
"cli",
"clts",
"cmc",
"cmovo",
"cmovno",
"cmovc",
"cmovnc",
"cmovz",
"cmovnz",
"cmovbe",
"cmova",
"cmovs",
"cmovns",
"cmovp",
"cmovnp",
"cmovl",
"cmovge",
"cmovle",
"cmovg",
"cmp",
"cmpsd",
"cmpsw",
"cmpsb",
"cmpxchg",
"cmpxchg8b",
"cpuid",
"daa",
"das",
"dec",
"div",
"enter",
"fwait",
"hlt",
"idiv",
"imul",
"inc",
"in",
"insd",
"insw",
"insb",
"int",
"int3",
"into",
"invd",
"invlpg",
"iret",
"jo",
"jno",
"jc",
"jnc",
"jz",
"jnz",
"jbe",
"ja",
"js",
"jns",
"jp",
"jnp",
"jl",
"jge",
"jle",
"jg",
"jmp",
"lahf",
"lar",
"lds",
"les",
"lfs",
"lgs",
"lea",
"leave",
"lgdt",
"lidt",
"lldt",
"lock",
"lodsd",
"lodsw",
"lodsb",
"loop",
"loope",
"loopne",
"jecxz",
"lsl",
"lss",
"ltr",
"mov",
"movsd",
"movsw",
"movsb",
"movsx",
"movzx",
"mul",
"neg",
"nop",
"not",
"or",
"out",
"outsd",
"outsw",
"outsb",
"push",
"pushad",
"pusha",
"pushfd",
"pushf",
"pop",
"popad",
"popfd",
"popf",
"rcl",
"rcr",
"rdmsr",
"rdpmc",
"rdtsc",
"repe",
"repne",
"retf",
"retn",
"rol",
"ror",
"rsm",
"sahf",
"sar",
"sbb",
"scasd",
"scasw",
"scasb",
"seto",
"setno",
"setc",
"setnc",
"setz",
"setnz",
"setbe",
"seta",
"sets",
"setns",
"setp",
"setnp",
"setl",
"setge",
"setle",
"setg",
"sgdt",
"sidt",
"shl",
"shld",
"shr",
"shrd",
"sldt",
"stosd",
"stosw",
"stosb",
"str",
"stc",
"std",
"sti",
"sub",
"syscall",
"sysenter",
"sysexit",
"sysret",
"test",
"ud2",
"verr",
"verrw",
"wbinvd",
"wrmsr",
"xadd",
"xchg",
"xlat",
"xor",
"Operand Size",
"Address Size",
"Segment Override",
"2byte escape",
"FPU escape",
"f2xm1",
"fabs",
"fadd",
"faddp",
"fbld",
"fbstp",
"fchs",
"fclex",
"fcmovb",
"fcmovbe",
"fcmove",
"fcmovnb",
"fcmovnbe",
"fcmovne",
"fcmovnu",
"fcmovu",
"fcom",
"fcomi",
"fcomip",
"fcomp",
"fcompp",
"fcos",
"fdecstp",
"fdiv",
"fdivp",
"fdivr",
"fdivrp",
"ffree",
"fiadd",
"ficom",
"ficomp",
"fidiv",
"fidivr",
"fild",
"fimul",
"fincstp",
"finit",
"fist",
"fistp",
"fisttp",
"fisub",
"fisubr",
"fld",
"fld1",
"fldcw",
"fldenv",
"fldl2e",
"fldl2t",
"fldlg2",
"fldln2",
"fldpi",
"fldz",
"fmul",
"fmulp",
"fnop",
"fpatan",
"fprem",
"fprem1",
"fptan",
"frndint",
"frstor",
"fscale",
"fsin",
"fsincos",
"fsqrt",
"fsave",
"fst",
"fstcw",
"fstenv",
"fstp",
"fstsw",
"fsub",
"fsubp",
"fsubr",
"fsubrp",
"ftst",
"fucom",
"fucomi",
"fucomip",
"fucomp",
"fucompp",
"fxam",
"fxch",
"fxtract",
"fyl2x",
"fyl2xp1"
};
struct OPCODES {
enum ADDRS dmethod;
enum ASIZE dsize;
enum ADDRS smethod;
enum ASIZE ssize;
enum X86OPS op;
};
static const struct {
enum X86OPS op;
enum { ADDSZ_ZERO, ADDSZ_ONE } addsz;
} extra_1a[][8] = {
/* 8f - pop */
{{OP_POP,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}},
/* 80-83 - GRP1 */
{{OP_ADD,0}, {OP_OR,0}, {OP_ADC,0}, {OP_SBB,0}, {OP_AND,0}, {OP_SUB,0}, {OP_XOR,0}, {OP_CMP,0}},
/* c0-c1, d0-d3 - GRP2 */
{{OP_ROL,0}, {OP_ROR,0}, {OP_RCL,0}, {OP_RCR,0}, {OP_SHL,0}, {OP_SHR,0}, {OP_INVALID,0}, {OP_SAR,0}},
/* fe - GRP4 */
{{OP_INC,0}, {OP_DEC,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}},
/* ff - GRP5 */
{{OP_INC,0}, {OP_DEC,0}, {OP_CALL,0}, {OP_CALL,1}, {OP_JMP,0}, {OP_JMP,1}, {OP_PUSH,0}, {OP_INVALID,0}},
/* c6-c7 GRP11 */
{{OP_MOV,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}},
/* f6-f7 - GRP3 */
{{OP_TEST,0}, {OP_INVALID,0}, {OP_NOT,0}, {OP_NEG,0}, {OP_MUL,0}, {OP_IMUL,0}, {OP_DIV,0}, {OP_IDIV,0}},
/* 0f00 - GRP6 */
{{OP_SLDT,0}, {OP_STR,0}, {OP_LLDT,0}, {OP_LTR,0}, {OP_VERR,0}, {OP_VERRW,0}, {OP_INVALID,0}, {OP_INVALID,0}},
/* 0f90 - SETO */
{{OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}, {OP_SETO,0}},
/* 0f91 - SETNO */
{{OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}},
/* 0f92 - SETC */
{{OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}, {OP_SETC,0}},
/* 0f93 - SETNC */
{{OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}, {OP_SETNC,0}},
/* 0f94 - SETZ */
{{OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}, {OP_SETZ,0}},
/* 0f95 - SETNZ */
{{OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}, {OP_SETNO,0}},
/* 0f96 - SETNB */
{{OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}, {OP_SETBE,0}},
/* 0f97 - SETNA */
{{OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}, {OP_SETA,0}},
/* 0f98 - SETS */
{{OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}, {OP_SETS,0}},
/* 0f98 - SETNS */
{{OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}, {OP_SETNS,0}},
/* 0f9a - SETP */
{{OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}, {OP_SETP,0}},
/* 0f9b - SETNP */
{{OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}, {OP_SETNP,0}},
/* 0f9c - SETL */
{{OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}, {OP_SETL,0}},
/* 0f9d - SETGE */
{{OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}, {OP_SETGE,0}},
/* 0f9e - SETLE */
{{OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}, {OP_SETLE,0}},
/* 0f9f - SETG */
{{OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}, {OP_SETG,0}},
/* 0fba - GRP8 */
{{OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_BT,0}, {OP_BTS,0}, {OP_BTR,0}, {OP_BTC,0}},
/* 0fc7 - GRP9 */
{{OP_INVALID,0}, {OP_CMPXCHG8B,2}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}},
/* 0f01 - GRP7 */
{{OP_SGDT,3}, {OP_SIDT,3}, {OP_LGDT,3}, {OP_LIDT,3}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVALID,0}, {OP_INVLPG,0}},
};
#define PUSHOP(a,b,c,d,e,f) {b,c,d,e,f}
#define OP_UNSUP OP_INVALID
static const struct OPCODES x86ops[2][256] = {{
PUSHOP(0x00, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_ADD),
PUSHOP(0x01, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_ADD),
PUSHOP(0x02, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_ADD),
PUSHOP(0x03, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_ADD),
PUSHOP(0x04, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_ADD),
PUSHOP(0x05, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_ADD),
PUSHOP(0x06, ADDR_REG_ES, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x07, ADDR_REG_ES, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x08, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_OR),
PUSHOP(0x09, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_OR),
PUSHOP(0x0a, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_OR),
PUSHOP(0x0b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_OR),
PUSHOP(0x0c, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_OR),
PUSHOP(0x0d, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_OR),
PUSHOP(0x0e, ADDR_REG_CS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x0f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_2BYTE),
PUSHOP(0x10, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_ADC),
PUSHOP(0x11, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_ADC),
PUSHOP(0x12, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_ADC),
PUSHOP(0x13, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_ADC),
PUSHOP(0x14, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_ADC),
PUSHOP(0x15, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_ADC),
PUSHOP(0x16, ADDR_REG_SS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x17, ADDR_REG_SS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x18, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_SBB),
PUSHOP(0x19, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_SBB),
PUSHOP(0x1a, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_SBB),
PUSHOP(0x1b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_SBB),
PUSHOP(0x1c, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_SBB),
PUSHOP(0x1d, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_SBB),
PUSHOP(0x1e, ADDR_REG_DS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x1f, ADDR_REG_DS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x20, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_AND),
PUSHOP(0x21, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_AND),
PUSHOP(0x22, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_AND),
PUSHOP(0x23, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_AND),
PUSHOP(0x24, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_AND),
PUSHOP(0x25, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_AND),
PUSHOP(0x26, ADDR_REG_ES, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x27, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_DAA),
PUSHOP(0x28, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_SUB),
PUSHOP(0x29, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_SUB),
PUSHOP(0x2a, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_SUB),
PUSHOP(0x2b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_SUB),
PUSHOP(0x2c, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_SUB),
PUSHOP(0x2d, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_SUB),
PUSHOP(0x2e, ADDR_REG_CS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x2f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_DAS),
PUSHOP(0x30, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_XOR),
PUSHOP(0x31, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_XOR),
PUSHOP(0x32, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_XOR),
PUSHOP(0x33, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_XOR),
PUSHOP(0x34, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_XOR),
PUSHOP(0x35, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_XOR),
PUSHOP(0x36, ADDR_REG_SS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x37, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_AAA),
PUSHOP(0x38, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_CMP),
PUSHOP(0x39, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMP),
PUSHOP(0x3a, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_CMP),
PUSHOP(0x3b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMP),
PUSHOP(0x3c, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_CMP),
PUSHOP(0x3d, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_CMP),
PUSHOP(0x3e, ADDR_REG_DS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x3f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_AAS),
PUSHOP(0x40, ADDR_REG_EAX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x41, ADDR_REG_ECX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x42, ADDR_REG_EDX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x43, ADDR_REG_EBX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x44, ADDR_REG_ESP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x45, ADDR_REG_EBP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x46, ADDR_REG_ESI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x47, ADDR_REG_EDI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INC),
PUSHOP(0x48, ADDR_REG_EAX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x49, ADDR_REG_ECX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4a, ADDR_REG_EDX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4b, ADDR_REG_EBX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4c, ADDR_REG_ESP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4d, ADDR_REG_EBP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4e, ADDR_REG_ESI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x4f, ADDR_REG_EDI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_DEC),
PUSHOP(0x50, ADDR_REG_EAX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x51, ADDR_REG_ECX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x52, ADDR_REG_EDX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x53, ADDR_REG_EBX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x54, ADDR_REG_ESP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x55, ADDR_REG_EBP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x56, ADDR_REG_ESI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x57, ADDR_REG_EDI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x58, ADDR_REG_EAX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x59, ADDR_REG_ECX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5a, ADDR_REG_EDX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5b, ADDR_REG_EBX, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5c, ADDR_REG_ESP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5d, ADDR_REG_EBP, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5e, ADDR_REG_ESI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x5f, ADDR_REG_EDI, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0x60, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSHAD),
PUSHOP(0x61, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POPAD),
PUSHOP(0x62, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BOUND),
PUSHOP(0x63, ADDR_MRM_GEN_EG, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_ARPL),
PUSHOP(0x64, ADDR_REG_FS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x65, ADDR_REG_GS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_SEGMENT),
PUSHOP(0x66, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_OPSIZE),
PUSHOP(0x67, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_ADDRSIZE),
PUSHOP(0x68, ADDR_IMMED, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x69, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_IMUL),
PUSHOP(0x6a, ADDR_IMMED, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0x6b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_IMMED, SIZE_BYTE, OP_IMUL),
PUSHOP(0x6c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INSB),
PUSHOP(0x6d, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_INSD),
PUSHOP(0x6e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_OUTSB),
PUSHOP(0x6f, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_OUTSD),
PUSHOP(0x70, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JO),
PUSHOP(0x71, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JNO),
PUSHOP(0x72, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JC),
PUSHOP(0x73, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JNC),
PUSHOP(0x74, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JZ),
PUSHOP(0x75, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JNZ),
PUSHOP(0x76, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JBE),
PUSHOP(0x77, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JA),
PUSHOP(0x78, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JS),
PUSHOP(0x79, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JNS),
PUSHOP(0x7a, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JP),
PUSHOP(0x7b, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JNP),
PUSHOP(0x7c, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JL),
PUSHOP(0x7d, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JGE),
PUSHOP(0x7e, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JLE),
PUSHOP(0x7f, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JG),
PUSHOP(0x80, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, 1),
PUSHOP(0x81, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_WD, 1),
PUSHOP(0x82, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, 1),
PUSHOP(0x83, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_BYTE, 1),
PUSHOP(0x84, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_TEST),
PUSHOP(0x85, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_TEST),
PUSHOP(0x86, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_XCHG),
PUSHOP(0x87, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_XCHG),
PUSHOP(0x88, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x89, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x8a, ADDR_MRM_GEN_GE, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x8b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x8c, ADDR_MRM_GEN_ES, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x8d, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LEA),
PUSHOP(0x8e, ADDR_MRM_GEN_SE, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x8f, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, 0),
PUSHOP(0x90, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_NOP),
PUSHOP(0x91, ADDR_REG_ECX, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x92, ADDR_REG_EDX, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x93, ADDR_REG_EBX, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x94, ADDR_REG_ESP, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x95, ADDR_REG_EBP, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x96, ADDR_REG_ESI, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x97, ADDR_REG_EDI, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_XCHG),
PUSHOP(0x98, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CWDE),
PUSHOP(0x99, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CDQ),
PUSHOP(0x9a, ADDR_IMMED, SIZE_DF, ADDR_NOADDR, SIZE_NOSIZE, OP_CALL),
PUSHOP(0x9b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FWAIT),
PUSHOP(0x9c, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSHFD),
PUSHOP(0x9d, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_POPFD),
PUSHOP(0x9e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SAHF),
PUSHOP(0x9f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_LAHF),
PUSHOP(0xa0, ADDR_REG_EAX, SIZE_BYTE, ADDR_OFFSET, SIZE_BYTE, OP_MOV),
PUSHOP(0xa1, ADDR_REG_EAX, SIZE_WD, ADDR_OFFSET, SIZE_WD, OP_MOV),
PUSHOP(0xa2, ADDR_OFFSET, SIZE_BYTE, ADDR_REG_EAX, SIZE_BYTE, OP_MOV),
PUSHOP(0xa3, ADDR_OFFSET, SIZE_WD, ADDR_REG_EAX, SIZE_WD, OP_MOV),
PUSHOP(0xa4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVSB),
PUSHOP(0xa5, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVSD),
PUSHOP(0xa6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CMPSB),
PUSHOP(0xa7, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMPSD),
PUSHOP(0xa8, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_TEST),
PUSHOP(0xa9, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_TEST),
PUSHOP(0xaa, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_STOSB),
PUSHOP(0xab, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_STOSD),
PUSHOP(0xac, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_LODSB),
PUSHOP(0xad, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LODSD),
PUSHOP(0xae, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SCASB),
PUSHOP(0xaf, ADDR_NOADDR, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_SCASD),
PUSHOP(0xb0, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb1, ADDR_REG_ECX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb2, ADDR_REG_EDX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb3, ADDR_REG_EBX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb4, ADDR_REG_EAX, SIZE_BYTEH, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb5, ADDR_REG_ECX, SIZE_BYTEH, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb6, ADDR_REG_EDX, SIZE_BYTEH, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb7, ADDR_REG_EBX, SIZE_BYTEH, ADDR_IMMED, SIZE_BYTE, OP_MOV),
PUSHOP(0xb8, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xb9, ADDR_REG_ECX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xba, ADDR_REG_EDX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xbb, ADDR_REG_EBX, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xbc, ADDR_REG_ESP, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xbd, ADDR_REG_EBP, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xbe, ADDR_REG_ESI, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xbf, ADDR_REG_EDI, SIZE_WD, ADDR_IMMED, SIZE_WD, OP_MOV),
PUSHOP(0xc0, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, 2),
PUSHOP(0xc1, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_BYTE, 2),
PUSHOP(0xc2, ADDR_IMMED, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_RETN),
PUSHOP(0xc3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RETN),
PUSHOP(0xc4, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LES), /* FIXME: mem size is F/D */
PUSHOP(0xc5, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LDS), /* FIXME: mem size is F/D */
PUSHOP(0xc6, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, 5),
PUSHOP(0xc7, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_WD, 5),
PUSHOP(0xc8, ADDR_IMMED, SIZE_WORD, ADDR_IMMED, SIZE_BYTE, OP_ENTER),
PUSHOP(0xc9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_LEAVE),
PUSHOP(0xca, ADDR_IMMED, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_RETF),
PUSHOP(0xcb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RETF),
PUSHOP(0xcc, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INT3),
PUSHOP(0xcd, ADDR_IMMED, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_INT),
PUSHOP(0xce, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INTO),
PUSHOP(0xcf, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_IRET),
PUSHOP(0xd0, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMPLICIT, 1, 2),
PUSHOP(0xd1, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMPLICIT, 1, 2),
PUSHOP(0xd2, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_REG_ECX, SIZE_BYTE, 2),
PUSHOP(0xd3, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_REG_ECX, SIZE_BYTE, 2),
PUSHOP(0xd4, ADDR_IMMED, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_AAM),
PUSHOP(0xd5, ADDR_IMMED, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_AAD),
PUSHOP(0xd6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0xd7, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_XLAT),
PUSHOP(0xd8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xd9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xda, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xdb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xdc, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xdd, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xde, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xdf, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_FPU),
PUSHOP(0xe0, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_LOOPNE),
PUSHOP(0xe1, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_LOOPE),
PUSHOP(0xe2, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_LOOP),
PUSHOP(0xe3, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JECXZ),
PUSHOP(0xe4, ADDR_REG_EAX, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, OP_IN),
PUSHOP(0xe5, ADDR_REG_EAX, SIZE_WD, ADDR_IMMED, SIZE_BYTE, OP_IN),
PUSHOP(0xe6, ADDR_IMMED, SIZE_BYTE, ADDR_REG_EAX, SIZE_BYTE, OP_OUT),
PUSHOP(0xe7, ADDR_IMMED, SIZE_BYTE, ADDR_REG_EAX, SIZE_WD, OP_OUT),
PUSHOP(0xe8, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CALL),
PUSHOP(0xe9, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JMP),
PUSHOP(0xea, ADDR_IMMED, SIZE_DF, ADDR_NOADDR, SIZE_NOSIZE, OP_JMP),
PUSHOP(0xeb, ADDR_RELJ, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_JMP),
PUSHOP(0xec, ADDR_REG_EAX, SIZE_BYTE, ADDR_REG_EDX, SIZE_WORD, OP_IN),
PUSHOP(0xed, ADDR_REG_EAX, SIZE_WD, ADDR_REG_EDX, SIZE_WORD, OP_IN),
PUSHOP(0xee, ADDR_REG_EDX, SIZE_WORD, ADDR_REG_EAX, SIZE_BYTE, OP_OUT),
PUSHOP(0xef, ADDR_REG_EDX, SIZE_WORD, ADDR_REG_EAX, SIZE_WD, OP_OUT),
PUSHOP(0xf0, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_LOCK),
PUSHOP(0xf1, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0xf2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_REPNE),
PUSHOP(0xf3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_PREFIX_REPE),
PUSHOP(0xf4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_HLT),
PUSHOP(0xf5, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CMC),
PUSHOP(0xf6, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_IMMED, SIZE_BYTE, 6),
PUSHOP(0xf7, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_WD, 6),
PUSHOP(0xf8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CLC),
PUSHOP(0xf9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_STC),
PUSHOP(0xfa, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CLI),
PUSHOP(0xfb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_STI),
PUSHOP(0xfc, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CLD),
PUSHOP(0xfd, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_STD),
PUSHOP(0xfe, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 3),
PUSHOP(0xff, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, 4),
},{ /* 222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222 */
PUSHOP(0x00, ADDR_MRM_EXTRA_1A, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, 7),
PUSHOP(0x01, ADDR_MRM_EXTRA_1A_M, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 26), /* FIXME: SMSW/LMSW Mw/R[vw] (0f0120,0f0130,660f0120,660f0130,0f01e0,0f01f0,660f01e0,660f01f0) not handled */
PUSHOP(0x02, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LAR), /* FIXME: ssize is always W */
PUSHOP(0x03, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LSL), /* FIXME: ssize is always W */
PUSHOP(0x04, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x05, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SYSCALL),
PUSHOP(0x06, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CLTS),
PUSHOP(0x07, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SYSRET),
PUSHOP(0x08, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVD),
PUSHOP(0x09, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_WBINVD),
PUSHOP(0x0a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x0b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UD2),
PUSHOP(0x0c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x0d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x0e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x0f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x10, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x11, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x12, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x13, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x14, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x15, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x16, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x17, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x18, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x19, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x1f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x20, ADDR_MRM_GEN_RC, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x21, ADDR_MRM_GEN_RD, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x22, ADDR_MRM_GEN_CR, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x23, ADDR_MRM_GEN_DR, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOV),
PUSHOP(0x24, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x25, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x26, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x27, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x28, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x29, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x2f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x30, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_WRMSR),
PUSHOP(0x31, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RDTSC),
PUSHOP(0x32, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RDMSR),
PUSHOP(0x33, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RDPMC),
PUSHOP(0x34, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SYSENTER),
PUSHOP(0x35, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_SYSEXIT),
PUSHOP(0x36, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x37, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x38, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP), /* 3byte escape */
PUSHOP(0x39, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x3a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP), /* 3byte escape */
PUSHOP(0x3b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x3c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x3d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x3e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x3f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x40, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVO),
PUSHOP(0x41, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVNO),
PUSHOP(0x42, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVC),
PUSHOP(0x43, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVNC),
PUSHOP(0x44, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVZ),
PUSHOP(0x45, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVNZ),
PUSHOP(0x46, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVBE),
PUSHOP(0x47, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVA),
PUSHOP(0x48, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVS),
PUSHOP(0x49, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVNS),
PUSHOP(0x4a, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVP),
PUSHOP(0x4b, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVNP),
PUSHOP(0x4c, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVL),
PUSHOP(0x4d, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVGE),
PUSHOP(0x4e, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVLE),
PUSHOP(0x4f, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMOVG),
PUSHOP(0x50, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x51, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x52, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x53, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x54, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x55, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x56, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x57, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x58, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x59, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x5f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x60, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x61, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x62, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x63, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x64, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x65, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x66, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x67, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x68, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x69, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x6f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x70, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x71, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x72, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x73, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x74, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x75, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x76, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x77, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x78, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x79, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x7a, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x7b, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0x7c, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x7d, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x7e, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x7f, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0x80, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JO),
PUSHOP(0x81, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JNO),
PUSHOP(0x82, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JC),
PUSHOP(0x83, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JNC),
PUSHOP(0x84, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JZ),
PUSHOP(0x85, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JNZ),
PUSHOP(0x86, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JBE),
PUSHOP(0x87, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JA),
PUSHOP(0x88, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JS),
PUSHOP(0x89, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JNS),
PUSHOP(0x8a, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JP),
PUSHOP(0x8b, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JNP),
PUSHOP(0x8c, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JL),
PUSHOP(0x8d, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JGE),
PUSHOP(0x8e, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JLE),
PUSHOP(0x8f, ADDR_RELJ, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_JG),
PUSHOP(0x90, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 8),
PUSHOP(0x91, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 9),
PUSHOP(0x92, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 10),
PUSHOP(0x93, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 11),
PUSHOP(0x94, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 12),
PUSHOP(0x95, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 13),
PUSHOP(0x96, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 14),
PUSHOP(0x97, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 15),
PUSHOP(0x98, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 16),
PUSHOP(0x99, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 17),
PUSHOP(0x9a, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 18),
PUSHOP(0x9b, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 19),
PUSHOP(0x9c, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 20),
PUSHOP(0x9d, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 21),
PUSHOP(0x9e, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 22),
PUSHOP(0x9f, ADDR_MRM_EXTRA_1A, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, 23),
PUSHOP(0xa0, ADDR_REG_FS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0xa1, ADDR_REG_FS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0xa2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_CPUID),
PUSHOP(0xa3, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BT),
PUSHOP(0xa4, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_IMMED, SIZE_BYTE, OP_SHLD),
PUSHOP(0xa5, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_REG_ECX, SIZE_BYTE, OP_SHLD),
PUSHOP(0xa6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0xa7, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0xa8, ADDR_REG_GS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_PUSH),
PUSHOP(0xa9, ADDR_REG_GS, SIZE_WORD, ADDR_NOADDR, SIZE_NOSIZE, OP_POP),
PUSHOP(0xaa, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_RSM),
PUSHOP(0xab, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BTS),
PUSHOP(0xac, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_IMMED, SIZE_BYTE, OP_SHRD),
PUSHOP(0xad, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_REG_ECX, SIZE_BYTE, OP_SHRD),
PUSHOP(0xae, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xaf, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_IMUL),
PUSHOP(0xb0, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_CMPXCHG),
PUSHOP(0xb1, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_CMPXCHG),
PUSHOP(0xb2, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LSS), /* FIXME: mem size is F/D */
PUSHOP(0xb3, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BTR),
PUSHOP(0xb4, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LFS), /* FIXME: mem size is F/D */
PUSHOP(0xb5, ADDR_MRM_GEN_GM, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_LGS), /* FIXME: mem size is F/D */
PUSHOP(0xb6, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVZX),
PUSHOP(0xb7, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVZX),
PUSHOP(0xb8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
PUSHOP(0xb9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xba, ADDR_MRM_EXTRA_1A, SIZE_WD, ADDR_IMMED, SIZE_BYTE, 24),
PUSHOP(0xbb, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BTC),
PUSHOP(0xbc, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSF),
PUSHOP(0xbd, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSR),
PUSHOP(0xbe, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVSX),
PUSHOP(0xbf, ADDR_MRM_GEN_GE, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_MOVSX),
PUSHOP(0xc0, ADDR_MRM_GEN_EG, SIZE_BYTE, ADDR_NOADDR, SIZE_NOSIZE, OP_XADD),
PUSHOP(0xc1, ADDR_MRM_GEN_EG, SIZE_WD, ADDR_NOADDR, SIZE_NOSIZE, OP_XADD),
PUSHOP(0xc2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xc3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xc4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xc5, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xc6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xc7, ADDR_MRM_EXTRA_1A_M, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, 25),
PUSHOP(0xc8, ADDR_REG_EAX, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xc9, ADDR_REG_ECX, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xca, ADDR_REG_EDX, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xcb, ADDR_REG_EBX, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xcc, ADDR_REG_ESP, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xcd, ADDR_REG_EBP, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xce, ADDR_REG_ESI, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xcf, ADDR_REG_EDI, SIZE_DWORD, ADDR_NOADDR, SIZE_NOSIZE, OP_BSWAP),
PUSHOP(0xd0, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd1, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd5, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd7, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xd9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xda, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xdb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xdc, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xdd, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xde, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xdf, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe0, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe1, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe5, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe7, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xe9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xea, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xeb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xec, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xed, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xee, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xef, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf0, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf1, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf2, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf3, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf4, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf5, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf6, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf7, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf8, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xf9, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xfa, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xfb, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xfc, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xfd, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xfe, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_UNSUP),
PUSHOP(0xff, ADDR_NOADDR, SIZE_NOSIZE, ADDR_NOADDR, SIZE_NOSIZE, OP_INVALID),
}};
// clang-format on
static const char *dis_size[] = {"byte", "word", "dword", "fword", "qword", "tword", "acab"};
static const char *x86regs[] = {
"eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
"ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
"ah", "ch", "dh", "bh", "al", "cl", "dl", "bl",
"es", "cs", "ss", "ds", "fs", "gs",
"cr0", "cr1 (rsvd)", "cr2", "cr3", "cr4", "cr5 (rsvd)", "cr6 (rsvd)", "cr7 (rsvd)",
"dr0", "dr1", "dr2", "dr3", "dr4 (rsvd)", "dr5 (rsvd)", "dr6", "dr7",
"st(0)", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)",
""};
static void spam_x86(struct DISASMED *s, char *hr)
{
int i;
char comma[2] = {'\0', '\0'};
strcpy(hr, mnemonic[s->real_op]);
hr += strlen(hr);
for (i = 0; i < 3; i++) {
switch (s->args[i].access) {
case ACCESS_NOARG:
break;
case ACCESS_IMM:
case ACCESS_REL:
if (s->args[i].arg.rq >= 0)
hr += sprintf(hr, "%s %lx", comma, (long)s->args[i].arg.q);
else
hr += sprintf(hr, "%s -%x", comma, -(int)s->args[i].arg.rq);
break;
case ACCESS_REG:
hr += sprintf(hr, "%s %s", comma, x86regs[s->args[i].reg]);
break;
case ACCESS_MEM: {
const char *gotstuff = "";
hr += sprintf(hr, "%s %s ptr ", comma, dis_size[s->args[i].size]);
if (s->segment) hr += sprintf(hr, "%s:", x86regs[s->segment]);
*hr++ = '[';
*hr = '\0';
if (s->args[i].arg.marg.r1 != X86_REG_INVALID) {
switch (s->args[i].arg.marg.scale) {
case 1:
hr += sprintf(hr, "%s", x86regs[s->args[i].arg.marg.r1]);
gotstuff = "+";
break;
case 0:
break;
default:
hr += sprintf(hr, "%s*%d", x86regs[s->args[i].arg.marg.r1], s->args[i].arg.marg.scale);
gotstuff = "+";
}
}
if (s->args[i].arg.marg.r2 != X86_REG_INVALID) {
hr += sprintf(hr, "%s%s", gotstuff, x86regs[s->args[i].arg.marg.r2]);
gotstuff = "+";
}
if (s->args[i].arg.marg.disp) {
if (*gotstuff == '+' && s->args[i].arg.marg.disp < 0)
hr += sprintf(hr, "-%x", -s->args[i].arg.marg.disp);
else
hr += sprintf(hr, "%s%x", gotstuff, s->args[i].arg.marg.disp);
}
*hr++ = ']';
*hr = '\0';
}
}
comma[0] = ',';
}
}
#define INVALIDATE \
{ \
s->table_op = OP_INVALID; \
s->state = STATE_ERROR; \
goto disasm_failed; \
}
#define GETBYTE(X) \
if (len--) { \
X = *command; \
command++; \
} else \
INVALIDATE;
#define GETSIZE(X) (x86ops[table][s->table_op].X != SIZE_WD ? x86ops[table][s->table_op].X : ((s->opsize) ? SIZE_WORD : SIZE_DWORD))
static const uint8_t *disasm_x86(const uint8_t *command, unsigned int len, struct DISASMED *s)
{
unsigned int reversed = 0, i;
uint8_t b;
unsigned int table = 0;
memset(s, 0, sizeof(struct DISASMED));
s->state = STATE_GETOP;
while (1) {
switch (s->state) {
case STATE_GETOP:
GETBYTE(s->table_op);
s->real_op = x86ops[table][s->table_op].op;
switch (s->real_op) {
case OP_FPU:
s->state = STATE_DECODEX87;
break;
case OP_2BYTE:
table = 1;
break;
case OP_PREFIX_OPSIZE:
s->opsize = 1; /* FIXME: check double prefixes */
break;
case OP_PREFIX_ADDRSIZE:
s->adsize = 1; /* FIXME: check double prefixes */
break;
case OP_PREFIX_SEGMENT:
assert(x86ops[table][s->table_op].dmethod >= ADDR_REG_ES && x86ops[table][s->table_op].dmethod <= ADDR_REG_GS);
s->segment = regmap[SIZE_WORD][x86ops[table][s->table_op].dmethod];
break;
default:
s->state = STATE_CHECKDTYPE;
}
continue;
case STATE_DECODEX87: {
uint8_t mod;
uint8_t rm;
uint8_t rop;
uint8_t scale;
uint8_t base;
uint8_t idx;
table = s->table_op - 0xd8;
assert(table < 8);
GETBYTE(rm);
if (rm >= 0xc0) { /* ST */
rm &= 0x3f;
if ((s->real_op = x87_st[table][rm].op) == OP_INVALID) INVALIDATE;
switch (x87_st[table][rm].args) {
case X87_S:
reversed = 1;
case X87_R:
s->args[reversed ^ 1].access = ACCESS_REG;
s->args[reversed ^ 1].reg = X86_REG_ST0;
case X87_ONE:
s->args[reversed].access = ACCESS_REG;
s->args[reversed].reg = X86_REG_ST0 + (rm & 7);
break;
case X87_NONE:
break;
default:
assert("Bad data in x87_st" == 0);
}
s->state = STATE_FINALIZE;
continue;
}
/* MRM */
mod = rm >> 6;
rop = (rm >> 3) & 7;
rm &= 7;
if ((s->real_op = x87_mrm[table][rop].op) == OP_INVALID) INVALIDATE;
s->args[0].size = x87_mrm[table][rop].size;
s->args[0].access = ACCESS_MEM;
if (!s->adsize) {
if (rm == 4) {
GETBYTE(base);
scale = base >> 6;
idx = (base >> 3) & 7;
base &= 7;
s->args[0].arg.marg.scale = 1 << scale;
if ((s->args[0].arg.marg.r2 = mrm_regmap[SIZED][base]) == X86_REG_EBP && mod == 0) {
s->args[0].arg.marg.r2 = X86_REG_INVALID;
mod = 2;
}
if ((s->args[0].arg.marg.r1 = mrm_regmap[SIZED][idx]) == X86_REG_ESP) {
s->args[0].arg.marg.r1 = s->args[0].arg.marg.r2;
s->args[0].arg.marg.scale = (s->args[0].arg.marg.r2 != X86_REG_INVALID);
s->args[0].arg.marg.r2 = X86_REG_INVALID;
}
} else {
if (mod == 0 && rm == 5) {
mod = 2;
s->args[0].arg.marg.r1 = X86_REG_INVALID;
} else {
s->args[0].arg.marg.scale = 1;
s->args[0].arg.marg.r1 = mrm_regmap[SIZED][rm];
}
s->args[0].arg.marg.r2 = X86_REG_INVALID;
}
if (mod == 2) mod += mod;
for (i = 0; i < mod; i++) {
GETBYTE(b);
s->args[0].arg.marg.disp += b << (i * 8);
/* FIXME: signextend to dword */
}
} else {
if (mod == 0 && rm == 6) {
s->args[0].arg.marg.r1 = X86_REG_INVALID;
mod = 2;
} else {
s->args[0].arg.marg.scale = 1;
s->args[0].arg.marg.r1 = mrm_regmapw[rm].r1;
s->args[0].arg.marg.r2 = mrm_regmapw[rm].r2;
}
for (i = 0; i < mod; i++) {
GETBYTE(b);
s->args[0].arg.marg.disp += b << (i * 8);
/* FIXME: signextend to dword */
}
}
s->state = STATE_FINALIZE;
break;
}
case STATE_CHECKDTYPE:
switch (x86ops[table][s->table_op].dmethod) {
case ADDR_REG_FS:
case ADDR_REG_GS:
/* FIXME: does this exist? */
case ADDR_REG_ES:
case ADDR_REG_CS:
case ADDR_REG_SS:
case ADDR_REG_DS:
assert(x86ops[table][s->table_op].dsize == SIZE_WORD);
case ADDR_REG_ESP:
case ADDR_REG_EBP:
case ADDR_REG_ESI:
case ADDR_REG_EDI:
assert(x86ops[table][s->table_op].dsize != SIZE_BYTE && x86ops[table][s->table_op].dsize != SIZE_BYTEH);
case ADDR_REG_EAX:
case ADDR_REG_ECX:
case ADDR_REG_EDX:
case ADDR_REG_EBX:
assert(x86ops[table][s->table_op].dsize <= SIZE_WD);
s->args[0].access = ACCESS_REG;
s->args[0].reg = regmap[GETSIZE(dsize)][x86ops[table][s->table_op].dmethod];
s->state = STATE_CHECKSTYPE;
continue;
case ADDR_NOADDR:
if (x86ops[table][s->table_op].dsize != SIZE_NOSIZE) {
assert(x86ops[table][s->table_op].dsize == SIZE_WD);
s->real_op += (s->opsize != 0);
}
s->args[0].access = ACCESS_NOARG;
s->state = STATE_FINALIZE;
continue;
case ADDR_RELJ:
case ADDR_IMMED: {
uint8_t sz;
s->args[0].access = x86ops[table][s->table_op].dmethod - ADDR_IMMED + ACCESS_IMM;
assert(x86ops[table][s->table_op].dsize < SIZE_NOSIZE && s->opsize < 2);
sz = sizemap[x86ops[table][s->table_op].dsize][s->opsize];
assert(sz != 255);
s->args[0].size = sz >> 1; /* FIXME: size does matter - 6aff vs 666aff :( */
for (i = 0; i < sz; i++) {
GETBYTE(b);
s->args[0].arg.q += (uint64_t)b << (i * 8);
}
/* if (x86ops[table][s->table_op].dmethod==ADDR_RELJ) { */
s->args[0].arg.q <<= ((8 - sz) * 8);
s->args[0].arg.rq >>= ((8 - sz) * 8);
/* } */
s->state = STATE_CHECKSTYPE;
continue;
}
case ADDR_MRM_GEN_GE:
case ADDR_MRM_GEN_GM:
case ADDR_MRM_GEN_SE:
case ADDR_MRM_GEN_CR:
case ADDR_MRM_GEN_DR:
reversed = 1;
case ADDR_MRM_GEN_EG:
case ADDR_MRM_GEN_ES:
case ADDR_MRM_EXTRA_1A:
case ADDR_MRM_EXTRA_1A_M:
case ADDR_MRM_GEN_RC:
case ADDR_MRM_GEN_RD: {
uint8_t mod;
uint8_t rm;
uint8_t rop;
uint8_t scale;
uint8_t base;
uint8_t idx;
int64_t shiftme = 0;
const uint8_t(*p)[8];
GETBYTE(rm);
mod = rm >> 6;
rop = (rm >> 3) & 7;
rm &= 7;
switch (x86ops[table][s->table_op].dmethod) {
case ADDR_MRM_GEN_RC:
case ADDR_MRM_GEN_CR:
p = mrm_cregmap;
mod = 3;
break;
case ADDR_MRM_GEN_RD:
case ADDR_MRM_GEN_DR:
p = mrm_dregmap;
mod = 3;
break;
case ADDR_MRM_GEN_SE:
case ADDR_MRM_GEN_ES:
p = mrm_sregmap; /* FIXME: CS invalid? */
break;
default:
p = mrm_regmap;
}
s->args[reversed].size = SIZEB;
switch (x86ops[table][s->table_op].dsize) {
case SIZE_DWORD:
s->args[reversed].size = SIZED;
break;
case SIZE_WD:
s->args[reversed].size += (s->opsize == 0);
case SIZE_WORD:
s->args[reversed].size++;
case SIZE_BYTE:
break;
default:
assert("Bad size" == 0);
}
s->args[reversed ^ 1].access = ACCESS_REG;
if ((s->args[reversed ^ 1].reg = p[s->args[reversed].size][rop]) == X86_REG_INVALID) INVALIDATE;
/* MOVZX size fixxup */
if (s->real_op == OP_MOVZX || s->real_op == OP_MOVSX)
s->args[reversed].size = SIZEB + (s->table_op & 1);
if (mod == 3) {
if (x86ops[table][s->table_op].dmethod == ADDR_MRM_GEN_GM || x86ops[table][s->table_op].dmethod == ADDR_MRM_EXTRA_1A_M) INVALIDATE;
s->args[reversed].access = ACCESS_REG;
s->args[reversed].reg = mrm_regmap[s->args[reversed].size][rm];
if (x86ops[table][s->table_op].dmethod == ADDR_MRM_EXTRA_1A) {
uint8_t opcache = s->real_op;
assert(opcache < (sizeof(extra_1a) / sizeof(extra_1a[0][0])));
s->args[0].size += extra_1a[opcache][rop].addsz;
if ((s->real_op = extra_1a[opcache][rop].op) == OP_INVALID) INVALIDATE;
s->args[1].access = ACCESS_NOARG;
if (opcache == 6 && rop != 0) {
/* f6-f7 - GRP3 - handle test E[bv],I[bv] vs the rest */
s->state = STATE_FINALIZE;
continue;
}
} else
s->cur++;
s->state = STATE_CHECKSTYPE;
continue;
}
s->args[reversed].access = ACCESS_MEM;
if (!s->adsize) {
if (rm == 4) {
GETBYTE(base);
scale = base >> 6;
idx = (base >> 3) & 7;
base &= 7;
s->args[reversed].arg.marg.scale = 1 << scale;
if ((s->args[reversed].arg.marg.r2 = mrm_regmap[SIZED][base]) == X86_REG_EBP && mod == 0) {
s->args[reversed].arg.marg.r2 = X86_REG_INVALID;
mod = 2;
}
if ((s->args[reversed].arg.marg.r1 = mrm_regmap[SIZED][idx]) == X86_REG_ESP) {
s->args[reversed].arg.marg.r1 = s->args[reversed].arg.marg.r2;
s->args[reversed].arg.marg.scale = (s->args[reversed].arg.marg.r2 != X86_REG_INVALID);
s->args[reversed].arg.marg.r2 = X86_REG_INVALID;
}
} else {
if (mod == 0 && rm == 5) {
mod = 2;
s->args[reversed].arg.marg.r1 = X86_REG_INVALID;
} else {
s->args[reversed].arg.marg.scale = 1;
s->args[reversed].arg.marg.r1 = mrm_regmap[SIZED][rm];
}
s->args[reversed].arg.marg.r2 = X86_REG_INVALID;
}
if (mod == 2) mod += mod;
for (i = 0; i < mod; i++) {
GETBYTE(b);
shiftme += b << (i * 8);
}
if (mod) {
shiftme <<= ((8 - mod) * 8);
s->args[reversed].arg.marg.disp = shiftme >> ((8 - mod) * 8);
} else
s->args[reversed].arg.marg.disp = 0;
} else {
if (mod == 0 && rm == 6) {
s->args[reversed].arg.marg.r1 = X86_REG_INVALID;
mod = 2;
} else {
s->args[reversed].arg.marg.scale = 1;
s->args[reversed].arg.marg.r1 = mrm_regmapw[rm].r1;
s->args[reversed].arg.marg.r2 = mrm_regmapw[rm].r2;
}
for (i = 0; i < mod; i++) {
GETBYTE(b);
shiftme += b << (i * 8);
}
shiftme <<= ((8 - mod) * 8);
s->args[reversed].arg.marg.disp = shiftme >> ((8 - mod) * 8);
}
if (x86ops[table][s->table_op].dmethod == ADDR_MRM_EXTRA_1A || x86ops[table][s->table_op].dmethod == ADDR_MRM_EXTRA_1A_M) {
uint8_t opcache = s->real_op;
assert(opcache < (sizeof(extra_1a) / sizeof(extra_1a[0][0])));
s->args[0].size += extra_1a[opcache][rop].addsz;
if ((s->real_op = extra_1a[opcache][rop].op) == OP_INVALID) INVALIDATE;
s->args[1].access = ACCESS_NOARG;
if (opcache == 6 && rop != 0) {
/* f6-f7 - GRP3 - handle test E[bv],I[bv] vs the rest */
s->state = STATE_FINALIZE;
continue;
}
} else
s->cur++;
s->state = STATE_CHECKSTYPE;
continue;
}
case ADDR_OFFSET: {
uint8_t sz;
s->args[0].access = ACCESS_MEM;
assert((x86ops[table][s->table_op].dsize == SIZE_BYTE || x86ops[table][s->table_op].dsize == SIZE_WD) && s->adsize < 2);
sz = sizemap[SIZE_WD][s->adsize];
assert(sz != 255);
assert(s->opsize < 2);
s->args[0].size = sizemap[x86ops[table][s->table_op].dsize][s->opsize];
assert(s->args[0].size != 255);
s->args[0].size >>= 1;
s->args[0].arg.marg.r1 = X86_REG_INVALID;
s->args[0].arg.marg.r2 = X86_REG_INVALID;
for (i = 0; i < sz; i++) {
GETBYTE(b);
s->args[0].arg.marg.disp += b << (i * 8);
}
s->state = STATE_CHECKSTYPE;
continue;
}
default:
assert("BAD DST METHOD" == 0);
}
case STATE_CHECKSTYPE:
s->cur++;
switch (x86ops[table][s->table_op].smethod) {
case ADDR_NOADDR:
s->state = STATE_FINALIZE;
continue;
case ADDR_IMMED: {
uint8_t sz;
s->args[s->cur].access = ACCESS_IMM;
assert((x86ops[table][s->table_op].ssize == SIZE_WD || x86ops[table][s->table_op].ssize == SIZE_BYTE) && s->opsize < 2);
sz = sizemap[x86ops[table][s->table_op].ssize][s->opsize];
s->args[s->cur].size = sz >> 1;
for (i = 0; i < sz; i++) {
GETBYTE(b);
s->args[s->cur].arg.q += b << (i * 8);
}
s->args[s->cur].arg.q <<= ((8 - sz) * 8);
s->args[s->cur].arg.rq >>= ((8 - sz) * 8);
s->state = STATE_FINALIZE;
continue;
}
case ADDR_REG_EAX:
case ADDR_REG_ECX:
case ADDR_REG_EDX:
assert(x86ops[table][s->table_op].ssize <= SIZE_WD);
s->args[s->cur].access = ACCESS_REG;
s->args[s->cur].reg = regmap[GETSIZE(ssize)][x86ops[table][s->table_op].smethod];
s->state = STATE_FINALIZE;
continue;
case ADDR_IMPLICIT:
s->args[s->cur].access = ACCESS_IMM;
s->args[s->cur].size = 1;
s->args[s->cur].arg.q = 1;
s->state = STATE_FINALIZE;
continue;
case ADDR_OFFSET: {
uint8_t sz;
s->args[1].access = ACCESS_MEM;
assert((x86ops[table][s->table_op].ssize == SIZE_BYTE || x86ops[table][s->table_op].ssize == SIZE_WD) && s->adsize < 2);
sz = sizemap[SIZE_WD][s->adsize];
assert(sz != 255);
assert(s->opsize < 2);
s->args[1].size = sizemap[x86ops[table][s->table_op].ssize][s->opsize];
assert(s->args[1].size != 255);
s->args[1].size >>= 1;
s->args[1].arg.marg.r1 = X86_REG_INVALID;
s->args[1].arg.marg.r2 = X86_REG_INVALID;
for (i = 0; i < sz; i++) {
GETBYTE(b);
s->args[1].arg.marg.disp += b << (i * 8);
}
s->state = STATE_FINALIZE;
continue;
}
default:
assert("BAD SRC METHOD" == 0);
}
case STATE_ERROR:
disasm_failed:
return NULL;
case STATE_FINALIZE:
if (s->real_op == OP_INVALID) INVALIDATE;
return command;
default:
assert("INVALID STATE" == 0);
}
}
}
const uint8_t *cli_disasm_one(const uint8_t *buff, unsigned int len,
struct DISASM_RESULT *w, int spam)
{
struct DISASMED s;
int i;
memset(&w->extra[0], 0, sizeof(w->extra));
buff = disasm_x86(buff, len, &s);
if (!buff)
return NULL;
if (spam) {
char hr[128];
spam_x86(&s, hr);
cli_dbgmsg("%s\n", hr);
}
w->real_op = le16_to_host(s.real_op);
w->opsize = s.opsize;
w->adsize = s.adsize;
w->segment = s.segment;
for (i = 0; i < 3; i++) {
w->arg[i][0] = s.args[i].access;
w->arg[i][1] = s.args[i].size;
switch (s.args[i].access) {
case ACCESS_MEM:
w->arg[i][2] = s.args[i].arg.marg.r1;
w->arg[i][3] = s.args[i].arg.marg.r2;
w->arg[i][4] = s.args[i].arg.marg.scale;
w->arg[i][5] = 0;
cli_writeint32(&w->arg[i][6], s.args[i].arg.marg.disp);
break;
case ACCESS_REG:
w->arg[i][1] = s.args[i].reg;
default:
cli_writeint32(&w->arg[i][2], s.args[i].arg.q);
cli_writeint32(&w->arg[i][6], s.args[i].arg.q >> 32);
}
}
return buff;
}
int disasmbuf(const uint8_t *buff, unsigned int len, int fd)
{
const uint8_t *next = buff;
unsigned int counter = 0;
int gotsome = 0;
struct DISASM_RESULT w;
memset(&w.extra[0], 0, sizeof(w.extra));
while (len && counter++ < 200) {
if (!(next = cli_disasm_one(next, len, &w, cli_debug_flag))) {
/* TODO: invd opcode or buff over */
return gotsome;
}
len -= next - buff;
buff = next;
cli_writen(fd, &w, sizeof(w));
gotsome = 1;
}
return gotsome;
}