Bochs/bochs/cpu/decoder/fetchdecode_x87.h

770 lines
26 KiB
C

/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2005-2016 Stanislav Shwartsman
// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA
//
/////////////////////////////////////////////////////////////////////////
#ifndef BX_X87_FETCHDECODE_TABLES_H
#define BX_X87_FETCHDECODE_TABLES_H
//
// Common FetchDecode Opcode Tables - x87 and 3dnow!
//
#if BX_SUPPORT_FPU
/* ************************************************************************ */
/* FPU Opcodes */
// D8 (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FPGroupD8[8*2] = {
/* /r form */
/* 0 */ { 0, BX_IA_FADD_ST0_STj },
/* 1 */ { 0, BX_IA_FMUL_ST0_STj },
/* 2 */ { 0, BX_IA_FCOM_STi },
/* 3 */ { 0, BX_IA_FCOMP_STi },
/* 4 */ { 0, BX_IA_FSUB_ST0_STj },
/* 5 */ { 0, BX_IA_FSUBR_ST0_STj },
/* 6 */ { 0, BX_IA_FDIV_ST0_STj },
/* 7 */ { 0, BX_IA_FDIVR_ST0_STj },
/* /m form */
/* 0 */ { 0, BX_IA_FADD_SINGLE_REAL },
/* 1 */ { 0, BX_IA_FMUL_SINGLE_REAL },
/* 2 */ { 0, BX_IA_FCOM_SINGLE_REAL },
/* 3 */ { 0, BX_IA_FCOMP_SINGLE_REAL },
/* 4 */ { 0, BX_IA_FSUB_SINGLE_REAL },
/* 5 */ { 0, BX_IA_FSUBR_SINGLE_REAL },
/* 6 */ { 0, BX_IA_FDIV_SINGLE_REAL },
/* 7 */ { 0, BX_IA_FDIVR_SINGLE_REAL }
};
// D9 (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FloatingPointD9[64+8] = {
/* /m form */
/* 0 */ { 0, BX_IA_FLD_SINGLE_REAL },
/* 1 */ { 0, BX_IA_ERROR },
/* 2 */ { 0, BX_IA_FST_SINGLE_REAL },
/* 3 */ { 0, BX_IA_FSTP_SINGLE_REAL },
/* 4 */ { 0, BX_IA_FLDENV },
/* 5 */ { 0, BX_IA_FLDCW },
/* 6 */ { 0, BX_IA_FNSTENV },
/* 7 */ { 0, BX_IA_FNSTCW },
/* /r form */
/* D9 C0 */ { 0, BX_IA_FLD_STi },
/* D9 C1 */ { 0, BX_IA_FLD_STi },
/* D9 C2 */ { 0, BX_IA_FLD_STi },
/* D9 C3 */ { 0, BX_IA_FLD_STi },
/* D9 C4 */ { 0, BX_IA_FLD_STi },
/* D9 C5 */ { 0, BX_IA_FLD_STi },
/* D9 C6 */ { 0, BX_IA_FLD_STi },
/* D9 C7 */ { 0, BX_IA_FLD_STi },
/* D9 C8 */ { 0, BX_IA_FXCH_STi },
/* D9 C9 */ { 0, BX_IA_FXCH_STi },
/* D9 CA */ { 0, BX_IA_FXCH_STi },
/* D9 CB */ { 0, BX_IA_FXCH_STi },
/* D9 CC */ { 0, BX_IA_FXCH_STi },
/* D9 CD */ { 0, BX_IA_FXCH_STi },
/* D9 CE */ { 0, BX_IA_FXCH_STi },
/* D9 CF */ { 0, BX_IA_FXCH_STi },
/* D9 D0 */ { 0, BX_IA_FNOP },
/* D9 D1 */ { 0, BX_IA_ERROR },
/* D9 D2 */ { 0, BX_IA_ERROR },
/* D9 D3 */ { 0, BX_IA_ERROR },
/* D9 D4 */ { 0, BX_IA_ERROR },
/* D9 D5 */ { 0, BX_IA_ERROR },
/* D9 D6 */ { 0, BX_IA_ERROR },
/* D9 D7 */ { 0, BX_IA_ERROR },
/* D9 D8 */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 D9 */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DA */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DB */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DC */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DD */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DE */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 DF */ { 0, BX_IA_FSTP_STi }, // undocumented
/* D9 E0 */ { 0, BX_IA_FCHS },
/* D9 E1 */ { 0, BX_IA_FABS },
/* D9 E2 */ { 0, BX_IA_ERROR },
/* D9 E3 */ { 0, BX_IA_ERROR },
/* D9 E4 */ { 0, BX_IA_FTST },
/* D9 E5 */ { 0, BX_IA_FXAM },
/* D9 E6 */ { 0, BX_IA_ERROR },
/* D9 E7 */ { 0, BX_IA_ERROR },
/* D9 E8 */ { 0, BX_IA_FLD1 },
/* D9 E9 */ { 0, BX_IA_FLDL2T },
/* D9 EA */ { 0, BX_IA_FLDL2E },
/* D9 EB */ { 0, BX_IA_FLDPI },
/* D9 EC */ { 0, BX_IA_FLDLG2 },
/* D9 ED */ { 0, BX_IA_FLDLN2 },
/* D9 EE */ { 0, BX_IA_FLDZ },
/* D9 EF */ { 0, BX_IA_ERROR },
/* D9 F0 */ { 0, BX_IA_F2XM1 },
/* D9 F1 */ { 0, BX_IA_FYL2X },
/* D9 F2 */ { 0, BX_IA_FPTAN },
/* D9 F3 */ { 0, BX_IA_FPATAN },
/* D9 F4 */ { 0, BX_IA_FXTRACT },
/* D9 F5 */ { 0, BX_IA_FPREM1 },
/* D9 F6 */ { 0, BX_IA_FDECSTP },
/* D9 F7 */ { 0, BX_IA_FINCSTP },
/* D9 F8 */ { 0, BX_IA_FPREM },
/* D9 F9 */ { 0, BX_IA_FYL2XP1 },
/* D9 FA */ { 0, BX_IA_FSQRT },
/* D9 FB */ { 0, BX_IA_FSINCOS },
/* D9 FC */ { 0, BX_IA_FRNDINT },
/* D9 FD */ { 0, BX_IA_FSCALE },
/* D9 FE */ { 0, BX_IA_FSIN },
/* D9 FF */ { 0, BX_IA_FCOS }
};
// DA (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FloatingPointDA[64+8] = {
/* /m form */
/* 0 */ { 0, BX_IA_FIADD_DWORD_INTEGER },
/* 1 */ { 0, BX_IA_FIMUL_DWORD_INTEGER },
/* 2 */ { 0, BX_IA_FICOM_DWORD_INTEGER },
/* 3 */ { 0, BX_IA_FICOMP_DWORD_INTEGER },
/* 4 */ { 0, BX_IA_FISUB_DWORD_INTEGER },
/* 5 */ { 0, BX_IA_FISUBR_DWORD_INTEGER },
/* 6 */ { 0, BX_IA_FIDIV_DWORD_INTEGER },
/* 7 */ { 0, BX_IA_FIDIVR_DWORD_INTEGER },
/* /r form */
/* DA C0 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C1 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C2 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C3 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C4 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C5 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C6 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C7 */ { 0, BX_IA_FCMOVB_ST0_STj },
/* DA C8 */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA C9 */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CA */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CB */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CC */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CD */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CE */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA CF */ { 0, BX_IA_FCMOVE_ST0_STj },
/* DA D0 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D1 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D2 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D3 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D4 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D5 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D6 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D7 */ { 0, BX_IA_FCMOVBE_ST0_STj },
/* DA D8 */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA D9 */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DA */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DB */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DC */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DD */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DE */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA DF */ { 0, BX_IA_FCMOVU_ST0_STj },
/* DA E0 */ { 0, BX_IA_ERROR },
/* DA E1 */ { 0, BX_IA_ERROR },
/* DA E2 */ { 0, BX_IA_ERROR },
/* DA E3 */ { 0, BX_IA_ERROR },
/* DA E4 */ { 0, BX_IA_ERROR },
/* DA E5 */ { 0, BX_IA_ERROR },
/* DA E6 */ { 0, BX_IA_ERROR },
/* DA E7 */ { 0, BX_IA_ERROR },
/* DA E8 */ { 0, BX_IA_ERROR },
/* DA E9 */ { 0, BX_IA_FUCOMPP },
/* DA EA */ { 0, BX_IA_ERROR },
/* DA EB */ { 0, BX_IA_ERROR },
/* DA EC */ { 0, BX_IA_ERROR },
/* DA ED */ { 0, BX_IA_ERROR },
/* DA EE */ { 0, BX_IA_ERROR },
/* DA EF */ { 0, BX_IA_ERROR },
/* DA F0 */ { 0, BX_IA_ERROR },
/* DA F1 */ { 0, BX_IA_ERROR },
/* DA F2 */ { 0, BX_IA_ERROR },
/* DA F3 */ { 0, BX_IA_ERROR },
/* DA F4 */ { 0, BX_IA_ERROR },
/* DA F5 */ { 0, BX_IA_ERROR },
/* DA F6 */ { 0, BX_IA_ERROR },
/* DA F7 */ { 0, BX_IA_ERROR },
/* DA F8 */ { 0, BX_IA_ERROR },
/* DA F9 */ { 0, BX_IA_ERROR },
/* DA FA */ { 0, BX_IA_ERROR },
/* DA FB */ { 0, BX_IA_ERROR },
/* DA FC */ { 0, BX_IA_ERROR },
/* DA FD */ { 0, BX_IA_ERROR },
/* DA FE */ { 0, BX_IA_ERROR },
/* DA FF */ { 0, BX_IA_ERROR }
};
// DB (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FloatingPointDB[64+8] = {
/* /m form */
/* 0 */ { 0, BX_IA_FILD_DWORD_INTEGER },
/* 1 */ { 0, BX_IA_FISTTP32 },
/* 2 */ { 0, BX_IA_FIST_DWORD_INTEGER },
/* 3 */ { 0, BX_IA_FISTP_DWORD_INTEGER },
/* 4 */ { 0, BX_IA_ERROR },
/* 5 */ { 0, BX_IA_FLD_EXTENDED_REAL },
/* 6 */ { 0, BX_IA_ERROR },
/* 7 */ { 0, BX_IA_FSTP_EXTENDED_REAL },
/* /r form */
/* DB C0 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C1 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C2 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C3 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C4 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C5 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C6 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C7 */ { 0, BX_IA_FCMOVNB_ST0_STj },
/* DB C8 */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB C9 */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CA */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CB */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CC */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CD */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CE */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB CF */ { 0, BX_IA_FCMOVNE_ST0_STj },
/* DB D0 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D1 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D2 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D3 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D4 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D5 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D6 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D7 */ { 0, BX_IA_FCMOVNBE_ST0_STj },
/* DB D8 */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB D9 */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DA */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DB */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DC */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DD */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DE */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB DF */ { 0, BX_IA_FCMOVNU_ST0_STj },
/* DB E0 */ { 0, BX_IA_FPLEGACY }, // feni (287 only)
/* DB E1 */ { 0, BX_IA_FPLEGACY }, // fdisi (287 only)
/* DB E2 */ { 0, BX_IA_FNCLEX },
/* DB E3 */ { 0, BX_IA_FNINIT },
/* DB E4 */ { 0, BX_IA_FPLEGACY }, // fsetpm (287 only)
/* DB E5 */ { 0, BX_IA_ERROR },
/* DB E6 */ { 0, BX_IA_ERROR },
/* DB E7 */ { 0, BX_IA_ERROR },
/* DB E8 */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB E9 */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB EA */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB EB */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB EC */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB ED */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB EE */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB EF */ { 0, BX_IA_FUCOMI_ST0_STj },
/* DB F0 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F1 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F2 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F3 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F4 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F5 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F6 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F7 */ { 0, BX_IA_FCOMI_ST0_STj },
/* DB F8 */ { 0, BX_IA_ERROR },
/* DB F9 */ { 0, BX_IA_ERROR },
/* DB FA */ { 0, BX_IA_ERROR },
/* DB FB */ { 0, BX_IA_ERROR },
/* DB FC */ { 0, BX_IA_ERROR },
/* DB FD */ { 0, BX_IA_ERROR },
/* DB FE */ { 0, BX_IA_ERROR },
/* DB FF */ { 0, BX_IA_ERROR }
};
// DC (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FPGroupDC[8*2] = {
/* /r form */
/* 0 */ { 0, BX_IA_FADD_STi_ST0 },
/* 1 */ { 0, BX_IA_FMUL_STi_ST0 },
/* 2 */ { 0, BX_IA_FCOM_STi }, // undocumented
/* 3 */ { 0, BX_IA_FCOMP_STi }, // undocumented
/* 4 */ { 0, BX_IA_FSUBR_STi_ST0 },
/* 5 */ { 0, BX_IA_FSUB_STi_ST0 },
/* 6 */ { 0, BX_IA_FDIVR_STi_ST0 },
/* 7 */ { 0, BX_IA_FDIV_STi_ST0 },
/* /m form */
/* 0 */ { 0, BX_IA_FADD_DOUBLE_REAL },
/* 1 */ { 0, BX_IA_FMUL_DOUBLE_REAL },
/* 2 */ { 0, BX_IA_FCOM_DOUBLE_REAL },
/* 3 */ { 0, BX_IA_FCOMP_DOUBLE_REAL },
/* 4 */ { 0, BX_IA_FSUB_DOUBLE_REAL },
/* 5 */ { 0, BX_IA_FSUBR_DOUBLE_REAL },
/* 6 */ { 0, BX_IA_FDIV_DOUBLE_REAL },
/* 7 */ { 0, BX_IA_FDIVR_DOUBLE_REAL }
};
// DD (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FPGroupDD[8*2] = {
/* /r form */
/* 0 */ { 0, BX_IA_FFREE_STi },
/* 1 */ { 0, BX_IA_FXCH_STi }, // undocumented
/* 2 */ { 0, BX_IA_FST_STi },
/* 3 */ { 0, BX_IA_FSTP_STi },
/* 4 */ { 0, BX_IA_FUCOM_STi },
/* 5 */ { 0, BX_IA_FUCOMP_STi },
/* 6 */ { 0, BX_IA_ERROR },
/* 7 */ { 0, BX_IA_ERROR },
/* /m form */
/* 0 */ { 0, BX_IA_FLD_DOUBLE_REAL },
/* 1 */ { 0, BX_IA_FISTTP64 },
/* 2 */ { 0, BX_IA_FST_DOUBLE_REAL },
/* 3 */ { 0, BX_IA_FSTP_DOUBLE_REAL },
/* 4 */ { 0, BX_IA_FRSTOR },
/* 5 */ { 0, BX_IA_ERROR },
/* 6 */ { 0, BX_IA_FNSAVE },
/* 7 */ { 0, BX_IA_FNSTSW }
};
// DE (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FloatingPointDE[64+8] = {
/* /m form */
/* 0 */ { 0, BX_IA_FIADD_WORD_INTEGER },
/* 1 */ { 0, BX_IA_FIMUL_WORD_INTEGER },
/* 2 */ { 0, BX_IA_FICOM_WORD_INTEGER },
/* 3 */ { 0, BX_IA_FICOMP_WORD_INTEGER },
/* 4 */ { 0, BX_IA_FISUB_WORD_INTEGER },
/* 5 */ { 0, BX_IA_FISUBR_WORD_INTEGER },
/* 6 */ { 0, BX_IA_FIDIV_WORD_INTEGER },
/* 7 */ { 0, BX_IA_FIDIVR_WORD_INTEGER },
/* /r form */ // all instructions pop FPU stack
/* DE C0 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C1 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C2 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C3 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C4 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C5 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C6 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C7 */ { 0, BX_IA_FADDP_STi_ST0 },
/* DE C8 */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE C9 */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CA */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CB */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CC */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CD */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CE */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE CF */ { 0, BX_IA_FMULP_STi_ST0 },
/* DE D0 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D1 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D2 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D3 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D4 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D5 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D6 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D7 */ { 0, BX_IA_FCOMP_STi }, // undocumented, special FPSTACK pop case
/* DE D8 */ { 0, BX_IA_ERROR },
/* DE D9 */ { 0, BX_IA_FCOMPP },
/* DE DA */ { 0, BX_IA_ERROR },
/* DE DB */ { 0, BX_IA_ERROR },
/* DE DC */ { 0, BX_IA_ERROR },
/* DE DD */ { 0, BX_IA_ERROR },
/* DE DE */ { 0, BX_IA_ERROR },
/* DE DF */ { 0, BX_IA_ERROR },
/* DE E0 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E1 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E2 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E3 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E4 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E5 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E6 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E7 */ { 0, BX_IA_FSUBRP_STi_ST0 },
/* DE E8 */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE E9 */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE EA */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE EB */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE EC */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE ED */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE EE */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE EF */ { 0, BX_IA_FSUBP_STi_ST0 },
/* DE F0 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F1 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F2 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F3 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F4 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F5 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F6 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F7 */ { 0, BX_IA_FDIVRP_STi_ST0 },
/* DE F8 */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE F9 */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FA */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FB */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FC */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FD */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FE */ { 0, BX_IA_FDIVP_STi_ST0 },
/* DE FF */ { 0, BX_IA_FDIVP_STi_ST0 }
};
// DF (modrm is outside 00h - BFh)
static const BxOpcodeInfo_t BxOpcodeInfo_FloatingPointDF[64+8] = {
/* /m form */
/* 0 */ { 0, BX_IA_FILD_WORD_INTEGER },
/* 1 */ { 0, BX_IA_FISTTP16 },
/* 2 */ { 0, BX_IA_FIST_WORD_INTEGER },
/* 3 */ { 0, BX_IA_FISTP_WORD_INTEGER },
/* 4 */ { 0, BX_IA_FBLD_PACKED_BCD },
/* 5 */ { 0, BX_IA_FILD_QWORD_INTEGER },
/* 6 */ { 0, BX_IA_FBSTP_PACKED_BCD },
/* 7 */ { 0, BX_IA_FISTP_QWORD_INTEGER },
/* /r form */
/* DF C0 */ { 0, BX_IA_FFREEP_STi }, // 287+ compatibility opcode
/* DF C1 */ { 0, BX_IA_FFREEP_STi },
/* DF C2 */ { 0, BX_IA_FFREEP_STi },
/* DF C3 */ { 0, BX_IA_FFREEP_STi },
/* DF C4 */ { 0, BX_IA_FFREEP_STi },
/* DF C5 */ { 0, BX_IA_FFREEP_STi },
/* DF C6 */ { 0, BX_IA_FFREEP_STi },
/* DF C7 */ { 0, BX_IA_FFREEP_STi },
/* DF C8 */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF C9 */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CA */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CB */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CC */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CD */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CE */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF CF */ { 0, BX_IA_FXCH_STi }, // undocumented
/* DF D0 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D1 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D2 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D3 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D4 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D5 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D6 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D7 */ { 0, BX_IA_FSTP_STi }, // undocumented, special FPSTACK pop case
/* DF D8 */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF D9 */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DA */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DB */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DC */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DD */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DE */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF DF */ { 0, BX_IA_FSTP_STi }, // undocumented
/* DF E0 */ { 0, BX_IA_FNSTSW_AX },
/* DF E1 */ { 0, BX_IA_ERROR },
/* DF E2 */ { 0, BX_IA_ERROR },
/* DF E3 */ { 0, BX_IA_ERROR },
/* DF E4 */ { 0, BX_IA_ERROR },
/* DF E5 */ { 0, BX_IA_ERROR },
/* DF E6 */ { 0, BX_IA_ERROR },
/* DF E7 */ { 0, BX_IA_ERROR },
/* DF E8 */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF E9 */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF EA */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF EB */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF EC */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF ED */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF EE */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF EF */ { 0, BX_IA_FUCOMIP_ST0_STj },
/* DF F0 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F1 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F2 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F3 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F4 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F5 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F6 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F7 */ { 0, BX_IA_FCOMIP_ST0_STj },
/* DF F8 */ { 0, BX_IA_ERROR },
/* DF F9 */ { 0, BX_IA_ERROR },
/* DF FA */ { 0, BX_IA_ERROR },
/* DF FB */ { 0, BX_IA_ERROR },
/* DF FC */ { 0, BX_IA_ERROR },
/* DF FD */ { 0, BX_IA_ERROR },
/* DF FE */ { 0, BX_IA_ERROR },
/* DF FF */ { 0, BX_IA_ERROR },
};
#endif
/* ************************************************************************ */
/* 3DNow! Opcodes */
#if BX_SUPPORT_3DNOW
static Bit16u Bx3DNowOpcode[256] = {
// 256 entries for 3DNow opcodes, by suffix
/* 00 */ BX_IA_ERROR,
/* 01 */ BX_IA_ERROR,
/* 02 */ BX_IA_ERROR,
/* 03 */ BX_IA_ERROR,
/* 04 */ BX_IA_ERROR,
/* 05 */ BX_IA_ERROR,
/* 06 */ BX_IA_ERROR,
/* 07 */ BX_IA_ERROR,
/* 08 */ BX_IA_ERROR,
/* 09 */ BX_IA_ERROR,
/* 0A */ BX_IA_ERROR,
/* 0B */ BX_IA_ERROR,
/* 0C */ BX_IA_PI2FW_PqQq,
/* 0D */ BX_IA_PI2FD_PqQq,
/* 0E */ BX_IA_ERROR,
/* 0F */ BX_IA_ERROR,
/* 10 */ BX_IA_ERROR,
/* 11 */ BX_IA_ERROR,
/* 12 */ BX_IA_ERROR,
/* 13 */ BX_IA_ERROR,
/* 14 */ BX_IA_ERROR,
/* 15 */ BX_IA_ERROR,
/* 16 */ BX_IA_ERROR,
/* 17 */ BX_IA_ERROR,
/* 18 */ BX_IA_ERROR,
/* 19 */ BX_IA_ERROR,
/* 1A */ BX_IA_ERROR,
/* 1B */ BX_IA_ERROR,
/* 1C */ BX_IA_PF2IW_PqQq,
/* 1D */ BX_IA_PF2ID_PqQq,
/* 1E */ BX_IA_ERROR,
/* 1F */ BX_IA_ERROR,
/* 20 */ BX_IA_ERROR,
/* 21 */ BX_IA_ERROR,
/* 22 */ BX_IA_ERROR,
/* 23 */ BX_IA_ERROR,
/* 24 */ BX_IA_ERROR,
/* 25 */ BX_IA_ERROR,
/* 26 */ BX_IA_ERROR,
/* 27 */ BX_IA_ERROR,
/* 28 */ BX_IA_ERROR,
/* 29 */ BX_IA_ERROR,
/* 2A */ BX_IA_ERROR,
/* 2B */ BX_IA_ERROR,
/* 2C */ BX_IA_ERROR,
/* 2D */ BX_IA_ERROR,
/* 2E */ BX_IA_ERROR,
/* 2F */ BX_IA_ERROR,
/* 30 */ BX_IA_ERROR,
/* 31 */ BX_IA_ERROR,
/* 32 */ BX_IA_ERROR,
/* 33 */ BX_IA_ERROR,
/* 34 */ BX_IA_ERROR,
/* 35 */ BX_IA_ERROR,
/* 36 */ BX_IA_ERROR,
/* 37 */ BX_IA_ERROR,
/* 38 */ BX_IA_ERROR,
/* 39 */ BX_IA_ERROR,
/* 3A */ BX_IA_ERROR,
/* 3B */ BX_IA_ERROR,
/* 3C */ BX_IA_ERROR,
/* 3D */ BX_IA_ERROR,
/* 3E */ BX_IA_ERROR,
/* 3F */ BX_IA_ERROR,
/* 40 */ BX_IA_ERROR,
/* 41 */ BX_IA_ERROR,
/* 42 */ BX_IA_ERROR,
/* 43 */ BX_IA_ERROR,
/* 44 */ BX_IA_ERROR,
/* 45 */ BX_IA_ERROR,
/* 46 */ BX_IA_ERROR,
/* 47 */ BX_IA_ERROR,
/* 48 */ BX_IA_ERROR,
/* 49 */ BX_IA_ERROR,
/* 4A */ BX_IA_ERROR,
/* 4B */ BX_IA_ERROR,
/* 4C */ BX_IA_ERROR,
/* 4D */ BX_IA_ERROR,
/* 4E */ BX_IA_ERROR,
/* 4F */ BX_IA_ERROR,
/* 50 */ BX_IA_ERROR,
/* 51 */ BX_IA_ERROR,
/* 52 */ BX_IA_ERROR,
/* 53 */ BX_IA_ERROR,
/* 54 */ BX_IA_ERROR,
/* 55 */ BX_IA_ERROR,
/* 56 */ BX_IA_ERROR,
/* 57 */ BX_IA_ERROR,
/* 58 */ BX_IA_ERROR,
/* 59 */ BX_IA_ERROR,
/* 5A */ BX_IA_ERROR,
/* 5B */ BX_IA_ERROR,
/* 5C */ BX_IA_ERROR,
/* 5D */ BX_IA_ERROR,
/* 5E */ BX_IA_ERROR,
/* 5F */ BX_IA_ERROR,
/* 60 */ BX_IA_ERROR,
/* 61 */ BX_IA_ERROR,
/* 62 */ BX_IA_ERROR,
/* 63 */ BX_IA_ERROR,
/* 64 */ BX_IA_ERROR,
/* 65 */ BX_IA_ERROR,
/* 66 */ BX_IA_ERROR,
/* 67 */ BX_IA_ERROR,
/* 68 */ BX_IA_ERROR,
/* 69 */ BX_IA_ERROR,
/* 6A */ BX_IA_ERROR,
/* 6B */ BX_IA_ERROR,
/* 6C */ BX_IA_ERROR,
/* 6D */ BX_IA_ERROR,
/* 6E */ BX_IA_ERROR,
/* 6F */ BX_IA_ERROR,
/* 70 */ BX_IA_ERROR,
/* 71 */ BX_IA_ERROR,
/* 72 */ BX_IA_ERROR,
/* 73 */ BX_IA_ERROR,
/* 74 */ BX_IA_ERROR,
/* 75 */ BX_IA_ERROR,
/* 76 */ BX_IA_ERROR,
/* 77 */ BX_IA_ERROR,
/* 78 */ BX_IA_ERROR,
/* 79 */ BX_IA_ERROR,
/* 7A */ BX_IA_ERROR,
/* 7B */ BX_IA_ERROR,
/* 7C */ BX_IA_ERROR,
/* 7D */ BX_IA_ERROR,
/* 7E */ BX_IA_ERROR,
/* 7F */ BX_IA_ERROR,
/* 80 */ BX_IA_ERROR,
/* 81 */ BX_IA_ERROR,
/* 82 */ BX_IA_ERROR,
/* 83 */ BX_IA_ERROR,
/* 84 */ BX_IA_ERROR,
/* 85 */ BX_IA_ERROR,
/* 86 */ BX_IA_ERROR,
/* 87 */ BX_IA_ERROR,
/* 88 */ BX_IA_ERROR,
/* 89 */ BX_IA_ERROR,
/* 8A */ BX_IA_PFNACC_PqQq,
/* 8B */ BX_IA_ERROR,
/* 8C */ BX_IA_ERROR,
/* 8D */ BX_IA_ERROR,
/* 8E */ BX_IA_PFPNACC_PqQq,
/* 8F */ BX_IA_ERROR,
/* 90 */ BX_IA_PFCMPGE_PqQq,
/* 91 */ BX_IA_ERROR,
/* 92 */ BX_IA_ERROR,
/* 93 */ BX_IA_ERROR,
/* 94 */ BX_IA_PFMIN_PqQq,
/* 95 */ BX_IA_ERROR,
/* 96 */ BX_IA_PFRCP_PqQq,
/* 97 */ BX_IA_PFRSQRT_PqQq,
/* 98 */ BX_IA_ERROR,
/* 99 */ BX_IA_ERROR,
/* 9A */ BX_IA_PFSUB_PqQq,
/* 9B */ BX_IA_ERROR,
/* 9C */ BX_IA_ERROR,
/* 9D */ BX_IA_ERROR,
/* 9E */ BX_IA_PFADD_PqQq,
/* 9F */ BX_IA_ERROR,
/* A0 */ BX_IA_PFCMPGT_PqQq,
/* A1 */ BX_IA_ERROR,
/* A2 */ BX_IA_ERROR,
/* A3 */ BX_IA_ERROR,
/* A4 */ BX_IA_PFMAX_PqQq,
/* A5 */ BX_IA_ERROR,
/* A6 */ BX_IA_PFRCPIT1_PqQq,
/* A7 */ BX_IA_PFRSQIT1_PqQq,
/* A8 */ BX_IA_ERROR,
/* A9 */ BX_IA_ERROR,
/* AA */ BX_IA_PFSUBR_PqQq,
/* AB */ BX_IA_ERROR,
/* AC */ BX_IA_ERROR,
/* AD */ BX_IA_ERROR,
/* AE */ BX_IA_PFACC_PqQq,
/* AF */ BX_IA_ERROR,
/* B0 */ BX_IA_PFCMPEQ_PqQq,
/* B1 */ BX_IA_ERROR,
/* B2 */ BX_IA_ERROR,
/* B3 */ BX_IA_ERROR,
/* B4 */ BX_IA_PFMUL_PqQq,
/* B5 */ BX_IA_ERROR,
/* B6 */ BX_IA_PFRCPIT2_PqQq,
/* B7 */ BX_IA_PMULHRW_PqQq,
/* B8 */ BX_IA_ERROR,
/* B9 */ BX_IA_ERROR,
/* BA */ BX_IA_ERROR,
/* BB */ BX_IA_PSWAPD_PqQq,
/* BC */ BX_IA_ERROR,
/* BD */ BX_IA_ERROR,
/* BE */ BX_IA_ERROR,
/* BF */ BX_IA_PAVGB_PqQq,
/* C0 */ BX_IA_ERROR,
/* C1 */ BX_IA_ERROR,
/* C2 */ BX_IA_ERROR,
/* C3 */ BX_IA_ERROR,
/* C4 */ BX_IA_ERROR,
/* C5 */ BX_IA_ERROR,
/* C6 */ BX_IA_ERROR,
/* C7 */ BX_IA_ERROR,
/* C8 */ BX_IA_ERROR,
/* C9 */ BX_IA_ERROR,
/* CA */ BX_IA_ERROR,
/* CB */ BX_IA_ERROR,
/* CC */ BX_IA_ERROR,
/* CD */ BX_IA_ERROR,
/* CE */ BX_IA_ERROR,
/* CF */ BX_IA_ERROR,
/* D0 */ BX_IA_ERROR,
/* D1 */ BX_IA_ERROR,
/* D2 */ BX_IA_ERROR,
/* D3 */ BX_IA_ERROR,
/* D4 */ BX_IA_ERROR,
/* D5 */ BX_IA_ERROR,
/* D6 */ BX_IA_ERROR,
/* D7 */ BX_IA_ERROR,
/* D8 */ BX_IA_ERROR,
/* D9 */ BX_IA_ERROR,
/* DA */ BX_IA_ERROR,
/* DB */ BX_IA_ERROR,
/* DC */ BX_IA_ERROR,
/* DD */ BX_IA_ERROR,
/* DE */ BX_IA_ERROR,
/* DF */ BX_IA_ERROR,
/* E0 */ BX_IA_ERROR,
/* E1 */ BX_IA_ERROR,
/* E2 */ BX_IA_ERROR,
/* E3 */ BX_IA_ERROR,
/* E4 */ BX_IA_ERROR,
/* E5 */ BX_IA_ERROR,
/* E6 */ BX_IA_ERROR,
/* E7 */ BX_IA_ERROR,
/* E8 */ BX_IA_ERROR,
/* E9 */ BX_IA_ERROR,
/* EA */ BX_IA_ERROR,
/* EB */ BX_IA_ERROR,
/* EC */ BX_IA_ERROR,
/* ED */ BX_IA_ERROR,
/* EE */ BX_IA_ERROR,
/* EF */ BX_IA_ERROR,
/* F0 */ BX_IA_ERROR,
/* F1 */ BX_IA_ERROR,
/* F2 */ BX_IA_ERROR,
/* F3 */ BX_IA_ERROR,
/* F4 */ BX_IA_ERROR,
/* F5 */ BX_IA_ERROR,
/* F6 */ BX_IA_ERROR,
/* F7 */ BX_IA_ERROR,
/* F8 */ BX_IA_ERROR,
/* F9 */ BX_IA_ERROR,
/* FA */ BX_IA_ERROR,
/* FB */ BX_IA_ERROR,
/* FC */ BX_IA_ERROR,
/* FD */ BX_IA_ERROR,
/* FE */ BX_IA_ERROR,
/* FF */ BX_IA_ERROR
};
#endif
#endif // BX_X87_FETCHDECODE_TABLES_H