path: root/opcodes/i386-opc.tbl

// i386 opcode table.
// Copyright 2007
// Free Software Foundation, Inc.
//
// This file is part of the GNU opcodes library.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// It 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 GAS; see the file COPYING.  If not, write to the Free
// Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
// 02110-1301, USA.

// Move instructions.
// We put the 64bit displacement first and we only mark constants
// larger than 32bit as Disp64.
mov, 2, 0xa0, None, Cpu64, D|W|No_sSuf|No_xSuf, { Disp64, Acc }
mov, 2, 0xa0, None, CpuNo64, D|W|No_sSuf|No_qSuf|No_xSuf, { Disp16|Disp32, Acc }
mov, 2, 0x88, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// In the 64bit mode the short form mov immediate is redefined to have
// 64bit value.
mov, 2, 0xb0, None, 0, W|ShortForm|No_sSuf|No_qSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32 }
mov, 2, 0xc6, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
mov, 2, 0xb0, None, Cpu64, W|ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf, { Imm64, Reg64 }
// The segment register moves accept WordReg so that a segment register
// can be copied to a 32 bit register, and vice versa, without using a
// size prefix.  When moving to a 32 bit register, the upper 16 bits
// are set to an implementation defined value (on the Pentium Pro, the
// implementation defined value is zero).
mov, 2, 0x8c, None, 0, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg2, Reg16|Reg32|Reg64|RegMem }
mov, 2, 0x8c, None, 0, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { SReg2, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
mov, 2, 0x8c, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg3, Reg16|Reg32|Reg64|RegMem }
mov, 2, 0x8c, None, Cpu386, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { SReg3, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
mov, 2, 0x8e, None, 0, Modrm|IgnoreSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64, SReg2 }
mov, 2, 0x8e, None, 0, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, SReg2 }
mov, 2, 0x8e, None, Cpu386, Modrm|IgnoreSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64, SReg3 }
mov, 2, 0x8e, None, Cpu386, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, SReg3 }
// Move to/from control debug registers.  In the 16 or 32bit modes
// they are 32bit.  In the 64bit mode they are 64bit.
mov, 2, 0xf20, None, Cpu386|CpuNo64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf, { Control, Reg32|RegMem }
mov, 2, 0xf20, None, Cpu64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Control, Reg64|RegMem }
mov, 2, 0xf21, None, Cpu386|CpuNo64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf, { Debug, Reg32|RegMem }
mov, 2, 0xf21, None, Cpu64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Debug, Reg64|RegMem }
mov, 2, 0xf24, None, Cpu386|CpuNo64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf, { Test, Reg32|RegMem }
movabs, 2, 0xa0, None, Cpu64, D|W|No_sSuf|No_xSuf, { Disp64, Acc }
movabs, 2, 0xb0, None, Cpu64, W|ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf, { Imm64, Reg64 }

// Move with sign extend.
// "movsbl" & "movsbw" must not be unified into "movsb" to avoid
// conflict with the "movs" string move instruction.
movsbl, 2, 0xfbe, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
movsbw, 2, 0xfbe, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16 }
movswl, 2, 0xfbf, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
movsbq, 2, 0xfbe, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
movswq, 2, 0xfbf, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
movslq, 2, 0x63, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
// Intel Syntax next 3 insns
movsx, 2, 0xfbe, None, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
movsx, 2, 0xfbf, None, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32|Reg64 }
movsx, 2, 0x63, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }

// Move with zero extend.  We can't remove "movzb" since existing
// assembly codes may use it.
movzb, 2, 0xfb6, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
// "movzbl" & "movzbw" should not be unified into "movzb" for
// consistency with the sign extending moves above.
movzbl, 2, 0xfb6, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
movzbw, 2, 0xfb6, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16 }
movzwl, 2, 0xfb7, None, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
// These instructions are not particulary useful, since the zero extend
// 32->64 is implicit, but we can encode them.
movzbq, 2, 0xfb6, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
movzwq, 2, 0xfb7, None, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
// Intel Syntax next 2 insns (the 64-bit variants are not particulary
// useful since the zero extend 32->64 is implicit, but we can encode them).
movzx, 2, 0xfb6, None, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
movzx, 2, 0xfb7, None, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32|Reg64 }

// Push instructions.
push, 1, 0x50, None, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64 }
push, 1, 0xff, 0x6, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
push, 1, 0x6a, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8S }
push, 1, 0x68, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16|Imm32 }
push, 1, 0x6, None, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg2 }
push, 1, 0xfa0, None, Cpu386|CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg3 }
// In 64bit mode, the operand size is implicitly 64bit.
push, 1, 0x50, None, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64 }
push, 1, 0xff, 0x6, Cpu64, Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
push, 1, 0x6a, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Imm8S }
push, 1, 0x68, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Imm16|Imm32S }
push, 1, 0xfa0, None, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { SReg3 }

pusha, 0, 0x60, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Pop instructions.
pop, 1, 0x58, None, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64 }
pop, 1, 0x8f, 0x0, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
pop, 1, 0x7, None, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg2 }
pop, 1, 0xfa1, None, Cpu386|CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { SReg3 }
// In 64bit mode, the operand size is implicitly 64bit.
pop, 1, 0x58, None, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64 }
pop, 1, 0x8f, 0x0, Cpu64, Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
pop, 1, 0xfa1, None, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { SReg3 }

popa, 0, 0x61, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Exchange instructions.
// xchg commutes:  we allow both operand orders.

// In the 64bit code, xchg rax, rax is reused for new nop instruction.
xchg, 2, 0x90, None, 0, ShortForm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Acc }
xchg, 2, 0x90, None, 0, ShortForm|No_bSuf|No_sSuf|No_xSuf, { Acc, Reg16|Reg32|Reg64 }
xchg, 2, 0x86, None, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
xchg, 2, 0x86, None, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg8|Reg16|Reg32|Reg64 }

// In/out from ports.
// XXX should reject %rax
in, 2, 0xe4, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { Imm8, Acc }
in, 2, 0xec, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { InOutPortReg, Acc }
in, 1, 0xe4, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { Imm8 }
in, 1, 0xec, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { InOutPortReg }
out, 2, 0xe6, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { Acc, Imm8 }
out, 2, 0xee, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { Acc, InOutPortReg }
out, 1, 0xe6, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { Imm8 }
out, 1, 0xee, None, 0, W|No_sSuf|No_qSuf|No_xSuf, { InOutPortReg }

// Load effective address.
lea, 2, 0x8d, None, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }

// Load segment registers from memory.
lds, 2, 0xc5, None, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
les, 2, 0xc4, None, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
lfs, 2, 0xfb4, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
lgs, 2, 0xfb5, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
lss, 2, 0xfb2, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }

// Flags register instructions.
clc, 0, 0xf8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cld, 0, 0xfc, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cli, 0, 0xfa, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
clts, 0, 0xf06, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cmc, 0, 0xf5, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
lahf, 0, 0x9f, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
sahf, 0, 0x9e, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
pushf, 0, 0x9c, None, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
pushf, 0, 0x9c, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { 0 }
popf, 0, 0x9d, None, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
popf, 0, 0x9d, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { 0 }
stc, 0, 0xf9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
std, 0, 0xfd, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
sti, 0, 0xfb, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Arithmetic.
add, 2, 0x0, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
add, 2, 0x83, 0x0, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
add, 2, 0x4, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
add, 2, 0x80, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

inc, 1, 0x40, None, CpuNo64, ShortForm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64 }
inc, 1, 0xfe, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

sub, 2, 0x28, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sub, 2, 0x83, 0x5, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sub, 2, 0x2c, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
sub, 2, 0x80, 0x5, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

dec, 1, 0x48, None, CpuNo64, ShortForm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64 }
dec, 1, 0xfe, 0x1, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

sbb, 2, 0x18, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sbb, 2, 0x83, 0x3, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sbb, 2, 0x1c, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
sbb, 2, 0x80, 0x3, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

cmp, 2, 0x38, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
cmp, 2, 0x83, 0x7, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
cmp, 2, 0x3c, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
cmp, 2, 0x80, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

test, 2, 0x84, None, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
test, 2, 0x84, None, 0, W|Modrm|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg8|Reg16|Reg32|Reg64 }
test, 2, 0xa8, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
test, 2, 0xf6, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

and, 2, 0x20, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
and, 2, 0x83, 0x4, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
and, 2, 0x24, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
and, 2, 0x80, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

or, 2, 0x8, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
or, 2, 0x83, 0x1, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
or, 2, 0xc, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
or, 2, 0x80, 0x1, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

xor, 2, 0x30, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
xor, 2, 0x83, 0x6, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
xor, 2, 0x34, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
xor, 2, 0x80, 0x6, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// clr with 1 operand is really xor with 2 operands.
clr, 1, 0x30, None, 0, W|Modrm|No_sSuf|No_xSuf|RegKludge, { Reg8|Reg16|Reg32|Reg64 }

adc, 2, 0x10, None, 0, D|W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
adc, 2, 0x83, 0x2, 0, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
adc, 2, 0x14, None, 0, W|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Acc }
adc, 2, 0x80, 0x2, 0, W|Modrm|No_sSuf|No_xSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

neg, 1, 0xf6, 0x3, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
not, 1, 0xf6, 0x2, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

aaa, 0, 0x37, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
aas, 0, 0x3f, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
daa, 0, 0x27, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
das, 0, 0x2f, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
aad, 0, 0xd50a, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
aad, 1, 0xd5, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8 }
aam, 0, 0xd40a, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
aam, 1, 0xd4, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8 }

// Conversion insns.
// Intel naming
cbw, 0, 0x98, None, 0, Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cdqe, 0, 0x98, None, Cpu64, Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cwde, 0, 0x98, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cwd, 0, 0x99, None, 0, Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cdq, 0, 0x99, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cqo, 0, 0x99, None, Cpu64, Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// AT&T naming
cbtw, 0, 0x98, None, 0, Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cltq, 0, 0x98, None, Cpu64, Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cwtl, 0, 0x98, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cwtd, 0, 0x99, None, 0, Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cltd, 0, 0x99, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cqto, 0, 0x99, None, Cpu64, Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Warning! the mul/imul (opcode 0xf6) must only have 1 operand!  They are
// expanding 64-bit multiplies, and *cannot* be selected to accomplish
// 'imul %ebx, %eax' (opcode 0x0faf must be used in this case)
// These multiplies can only be selected with single operand forms.
mul, 1, 0xf6, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
imul, 1, 0xf6, 0x5, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
imul, 2, 0xfaf, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
imul, 3, 0x6b, None, Cpu186, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
imul, 3, 0x69, None, Cpu186, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm16|Imm32|Imm32S, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
// imul with 2 operands mimics imul with 3 by putting the register in
// both i.rm.reg & i.rm.regmem fields.  RegKludge enables this
// transformation.
imul, 2, 0x6b, None, Cpu186, Modrm|No_bSuf|No_sSuf|No_xSuf|RegKludge, { Imm8S, Reg16|Reg32|Reg64 }
imul, 2, 0x69, None, Cpu186, Modrm|No_bSuf|No_sSuf|No_xSuf|RegKludge, { Imm16|Imm32|Imm32S, Reg16|Reg32|Reg64 }

div, 1, 0xf6, 0x6, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
div, 2, 0xf6, 0x6, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Acc }
idiv, 1, 0xf6, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
idiv, 2, 0xf6, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Acc }

rol, 2, 0xd0, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rol, 2, 0xc0, 0x0, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rol, 2, 0xd2, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rol, 1, 0xd0, 0x0, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

ror, 2, 0xd0, 0x1, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
ror, 2, 0xc0, 0x1, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
ror, 2, 0xd2, 0x1, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
ror, 1, 0xd0, 0x1, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

rcl, 2, 0xd0, 0x2, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcl, 2, 0xc0, 0x2, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcl, 2, 0xd2, 0x2, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcl, 1, 0xd0, 0x2, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

rcr, 2, 0xd0, 0x3, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcr, 2, 0xc0, 0x3, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcr, 2, 0xd2, 0x3, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rcr, 1, 0xd0, 0x3, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

sal, 2, 0xd0, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sal, 2, 0xc0, 0x4, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sal, 2, 0xd2, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sal, 1, 0xd0, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

shl, 2, 0xd0, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shl, 2, 0xc0, 0x4, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shl, 2, 0xd2, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shl, 1, 0xd0, 0x4, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

shr, 2, 0xd0, 0x5, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shr, 2, 0xc0, 0x5, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shr, 2, 0xd2, 0x5, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shr, 1, 0xd0, 0x5, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

sar, 2, 0xd0, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { Imm1, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sar, 2, 0xc0, 0x7, Cpu186, W|Modrm|No_sSuf|No_xSuf, { Imm8, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sar, 2, 0xd2, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { ShiftCount, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sar, 1, 0xd0, 0x7, 0, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

shld, 3, 0xfa4, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shld, 3, 0xfa5, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { ShiftCount, Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shld, 2, 0xfa5, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

shrd, 3, 0xfac, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shrd, 3, 0xfad, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { ShiftCount, Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
shrd, 2, 0xfad, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Control transfer instructions.
call, 1, 0xe8, None, CpuNo64, JumpDword|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp16|Disp32 }
call, 1, 0xe8, None, Cpu64, JumpDword|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Disp16|Disp32 }
call, 1, 0xff, 0x2, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
call, 1, 0xff, 0x2, Cpu64, Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
// Intel Syntax
call, 2, 0x9a, None, CpuNo64, JumpInterSegment|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16, Imm16|Imm32 }
// Intel Syntax
call, 1, 0xff, 0x3, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
lcall, 2, 0x9a, None, CpuNo64, JumpInterSegment|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16, Imm16|Imm32 }
lcall, 1, 0xff, 0x3, 0, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }

jmp, 1, 0xeb, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jmp, 1, 0xff, 0x4, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
jmp, 1, 0xff, 0x4, Cpu64, Modrm|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg16|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
// Intel Syntax.
jmp, 2, 0xea, None, CpuNo64, JumpInterSegment|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16, Imm16|Imm32 }
// Intel Syntax.
jmp, 1, 0xff, 0x5, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }
ljmp, 2, 0xea, None, CpuNo64, JumpInterSegment|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16, Imm16|Imm32 }
ljmp, 1, 0xff, 0x5, 0, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|JumpAbsolute }

ret, 0, 0xc3, None, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
ret, 1, 0xc2, None, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16 }
ret, 0, 0xc3, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { 0 }
ret, 1, 0xc2, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Imm16 }
lret, 0, 0xcb, None, 0, DefaultSize|No_bSuf|No_sSuf|No_xSuf, { 0 }
lret, 1, 0xca, None, 0, DefaultSize|No_bSuf|No_sSuf|No_xSuf, { Imm16 }
enter, 2, 0xc8, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Imm16, Imm8 }
enter, 2, 0xc8, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Imm16, Imm8 }
leave, 0, 0xc9, None, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
leave, 0, 0xc9, None, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { 0 }

// Conditional jumps.
jo, 1, 0x70, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jno, 1, 0x71, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jb, 1, 0x72, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jc, 1, 0x72, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnae, 1, 0x72, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnb, 1, 0x73, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnc, 1, 0x73, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jae, 1, 0x73, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
je, 1, 0x74, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jz, 1, 0x74, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jne, 1, 0x75, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnz, 1, 0x75, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jbe, 1, 0x76, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jna, 1, 0x76, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnbe, 1, 0x77, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
ja, 1, 0x77, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
js, 1, 0x78, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jns, 1, 0x79, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jp, 1, 0x7a, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jpe, 1, 0x7a, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnp, 1, 0x7b, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jpo, 1, 0x7b, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jl, 1, 0x7c, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnge, 1, 0x7c, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnl, 1, 0x7d, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jge, 1, 0x7d, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jle, 1, 0x7e, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jng, 1, 0x7e, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jnle, 1, 0x7f, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jg, 1, 0x7f, None, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }

// jcxz vs. jecxz is chosen on the basis of the address size prefix.
jcxz, 1, 0xe3, None, CpuNo64, JumpByte|Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jecxz, 1, 0xe3, None, CpuNo64, JumpByte|Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jecxz, 1, 0x67e3, None, Cpu64, JumpByte|Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
jrcxz, 1, 0xe3, None, Cpu64, JumpByte|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }

// The loop instructions also use the address size prefix to select
// %cx rather than %ecx for the loop count, so the `w' form of these
// instructions emit an address size prefix rather than a data size
//  prefix.
loop, 1, 0xe2, None, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loop, 1, 0xe2, None, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopz, 1, 0xe1, None, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopz, 1, 0xe1, None, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loope, 1, 0xe1, None, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loope, 1, 0xe1, None, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopnz, 1, 0xe0, None, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopnz, 1, 0xe0, None, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopne, 1, 0xe0, None, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Disp8|Disp16|Disp32|Disp32S|Disp64 }
loopne, 1, 0xe0, None, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_xSuf|NoRex64, { Disp8|Disp16|Disp32|Disp32S|Disp64 }

// Set byte on flag instructions.
seto, 1, 0xf90, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setno, 1, 0xf91, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setb, 1, 0xf92, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setc, 1, 0xf92, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnae, 1, 0xf92, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnb, 1, 0xf93, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnc, 1, 0xf93, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setae, 1, 0xf93, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sete, 1, 0xf94, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setz, 1, 0xf94, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setne, 1, 0xf95, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnz, 1, 0xf95, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setbe, 1, 0xf96, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setna, 1, 0xf96, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnbe, 1, 0xf97, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
seta, 1, 0xf97, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sets, 1, 0xf98, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setns, 1, 0xf99, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setp, 1, 0xf9a, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setpe, 1, 0xf9a, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnp, 1, 0xf9b, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setpo, 1, 0xf9b, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setl, 1, 0xf9c, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnge, 1, 0xf9c, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnl, 1, 0xf9d, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setge, 1, 0xf9d, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setle, 1, 0xf9e, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setng, 1, 0xf9e, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setnle, 1, 0xf9f, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
setg, 1, 0xf9f, 0x0, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// String manipulation.
cmps, 0, 0xa6, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
cmps, 2, 0xa6, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
scmp, 0, 0xa6, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
scmp, 2, 0xa6, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
ins, 0, 0x6c, None, Cpu186, W|No_sSuf|No_qSuf|No_xSuf|IsString, { 0 }
ins, 2, 0x6c, None, Cpu186, W|No_sSuf|No_qSuf|No_xSuf|IsString, { InOutPortReg, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
outs, 0, 0x6e, None, Cpu186, W|No_sSuf|No_qSuf|No_xSuf|IsString, { 0 }
outs, 2, 0x6e, None, Cpu186, W|No_sSuf|No_qSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, InOutPortReg }
lods, 0, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
lods, 1, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lods, 2, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Acc }
slod, 0, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
slod, 1, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
slod, 2, 0xac, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, Acc }
movs, 0, 0xa4, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
movs, 2, 0xa4, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
smov, 0, 0xa4, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
smov, 2, 0xa4, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
scas, 0, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
scas, 1, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
scas, 2, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg, Acc }
ssca, 0, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
ssca, 1, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
ssca, 2, 0xae, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg, Acc }
stos, 0, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
stos, 1, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
stos, 2, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { Acc, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
ssto, 0, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { 0 }
ssto, 1, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
ssto, 2, 0xaa, None, 0, W|No_sSuf|No_xSuf|IsString, { Acc, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
xlat, 0, 0xd7, None, 0, No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { 0 }
xlat, 1, 0xd7, None, 0, No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Bit manipulation.
bsf, 2, 0xfbc, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
bsr, 2, 0xfbd, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
bt, 2, 0xfa3, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
bt, 2, 0xfba, 0x4, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
btc, 2, 0xfbb, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
btc, 2, 0xfba, 0x7, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
btr, 2, 0xfb3, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
btr, 2, 0xfba, 0x6, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
bts, 2, 0xfab, None, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
bts, 2, 0xfba, 0x5, Cpu386, Modrm|No_bSuf|No_sSuf|No_xSuf, { Imm8, Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Interrupts & op. sys insns.
// See gas/config/tc-i386.c for conversion of 'int $3' into the special
// int 3 insn.
int, 1, 0xcd, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8 }
int3, 0, 0xcc, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
into, 0, 0xce, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
iret, 0, 0xcf, None, 0, DefaultSize|No_bSuf|No_sSuf|No_xSuf, { 0 }
// i386sl, i486sl, later 486, and Pentium.
rsm, 0, 0xfaa, None, Cpu386, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

bound, 2, 0x62, None, Cpu186|CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|Reg64, BaseIndex|Disp8|Disp16|Disp32|Disp32S }

hlt, 0, 0xf4, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

nop, 1, 0xf1f, 0x0, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// nop is actually "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in
// 32bit mode and "xchg %rax,%rax" in 64bit mode.
nop, 0, 0x90, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Protection control.
arpl, 2, 0x63, None, Cpu286|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16, Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lar, 2, 0xf02, None, Cpu286, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
lgdt, 1, 0xf01, 0x2, Cpu286|CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lgdt, 1, 0xf01, 0x2, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lidt, 1, 0xf01, 0x3, Cpu286|CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lidt, 1, 0xf01, 0x3, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lldt, 1, 0xf00, 0x2, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lmsw, 1, 0xf01, 0x6, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lsl, 2, 0xf03, None, Cpu286, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
ltr, 1, 0xf00, 0x3, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

sgdt, 1, 0xf01, 0x0, Cpu286|CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sgdt, 1, 0xf01, 0x0, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sidt, 1, 0xf01, 0x1, Cpu286|CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sidt, 1, 0xf01, 0x1, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
sldt, 1, 0xf00, 0x0, Cpu286, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64 }
sldt, 1, 0xf00, 0x0, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
smsw, 1, 0xf01, 0x4, Cpu286, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64 }
smsw, 1, 0xf01, 0x4, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
str, 1, 0xf00, 0x1, Cpu286, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64 }
str, 1, 0xf00, 0x1, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

verr, 1, 0xf00, 0x4, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
verw, 1, 0xf00, 0x5, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Floating point instructions.

// load
fld, 1, 0xd9c0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fld, 1, 0xd9, 0x0, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fld, 1, 0xd9c0, None, 0, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg }
// Intel Syntax
fld, 1, 0xdb, 0x5, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fild, 1, 0xdf, 0x0, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fild, 1, 0xdf, 0x5, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fildll, 1, 0xdf, 0x5, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fldt, 1, 0xdb, 0x5, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fbld, 1, 0xdf, 0x4, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// store (no pop)
fst, 1, 0xddd0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fst, 1, 0xd9, 0x2, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fst, 1, 0xddd0, None, 0, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg }
fist, 1, 0xdf, 0x2, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// store (with pop)
fstp, 1, 0xddd8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fstp, 1, 0xd9, 0x3, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fstp, 1, 0xddd8, None, 0, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg }
// Intel Syntax
fstp, 1, 0xdb, 0x7, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fistp, 1, 0xdf, 0x3, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fistp, 1, 0xdf, 0x7, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fistpll, 1, 0xdf, 0x7, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fstpt, 1, 0xdb, 0x7, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fbstp, 1, 0xdf, 0x6, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// exchange %st<n> with %st0
fxch, 1, 0xd9c8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for fxch %st(1)
fxch, 0, 0xd9c9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// comparison (without pop)
fcom, 1, 0xd8d0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for fcom %st(1)
fcom, 0, 0xd8d1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fcom, 1, 0xd8, 0x2, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fcom, 1, 0xd8d0, None, 0, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg }
ficom, 1, 0xde, 0x2, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// comparison (with pop)
fcomp, 1, 0xd8d8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for fcomp %st(1)
fcomp, 0, 0xd8d9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fcomp, 1, 0xd8, 0x3, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fcomp, 1, 0xd8d8, None, 0, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg }
ficomp, 1, 0xde, 0x3, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fcompp, 0, 0xded9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// unordered comparison (with pop)
fucom, 1, 0xdde0, None, Cpu286, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for fucom %st(1)
fucom, 0, 0xdde1, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fucomp, 1, 0xdde8, None, Cpu286, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for fucomp %st(1)
fucomp, 0, 0xdde9, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fucompp, 0, 0xdae9, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

ftst, 0, 0xd9e4, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fxam, 0, 0xd9e5, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// load constants into %st0
fld1, 0, 0xd9e8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldl2t, 0, 0xd9e9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldl2e, 0, 0xd9ea, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldpi, 0, 0xd9eb, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldlg2, 0, 0xd9ec, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldln2, 0, 0xd9ed, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fldz, 0, 0xd9ee, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Arithmetic.

// add
fadd, 2, 0xd8c0, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
// alias for fadd %st(i), %st
fadd, 1, 0xd8c0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
// alias for faddp
fadd, 0, 0xdec1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#endif
fadd, 1, 0xd8, 0x0, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fiadd, 1, 0xde, 0x0, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

faddp, 2, 0xdec0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
faddp, 1, 0xdec0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// alias for faddp %st, %st(1)
faddp, 0, 0xdec1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
faddp, 2, 0xdec0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }

// subtract
fsub, 1, 0xd8e0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
fsub, 2, 0xd8e0, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
// alias for fsubp
fsub, 0, 0xdee1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#else
fsub, 2, 0xd8e0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm|FloatD|FloatR, { FloatReg, FloatAcc }
#endif
fsub, 1, 0xd8, 0x4, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fisub, 1, 0xde, 0x4, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

#if SYSV386_COMPAT
fsubp, 2, 0xdee0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
fsubp, 1, 0xdee0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fsubp, 0, 0xdee1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
#if OLDGCC_COMPAT
fsubp, 2, 0xdee0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }
#endif
#else
fsubp, 2, 0xdee8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
fsubp, 1, 0xdee8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatReg }
fsubp, 0, 0xdee9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf, { 0 }
#endif

// subtract reverse
fsubr, 1, 0xd8e8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
fsubr, 2, 0xd8e8, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
// alias for fsubrp
fsubr, 0, 0xdee9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#else
fsubr, 2, 0xd8e8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm|FloatD|FloatR, { FloatReg, FloatAcc }
#endif
fsubr, 1, 0xd8, 0x5, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fisubr, 1, 0xde, 0x5, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

#if SYSV386_COMPAT
fsubrp, 2, 0xdee8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
fsubrp, 1, 0xdee8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fsubrp, 0, 0xdee9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
#if OLDGCC_COMPAT
fsubrp, 2, 0xdee8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }
#endif
#else
fsubrp, 2, 0xdee0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
fsubrp, 1, 0xdee0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatReg }
fsubrp, 0, 0xdee1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf, { 0 }
#endif

// multiply
fmul, 2, 0xd8c8, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fmul, 1, 0xd8c8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
// alias for fmulp
fmul, 0, 0xdec9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#endif
fmul, 1, 0xd8, 0x1, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fimul, 1, 0xde, 0x1, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

fmulp, 2, 0xdec8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
fmulp, 1, 0xdec8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fmulp, 0, 0xdec9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fmulp, 2, 0xdec8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }

// divide
fdiv, 1, 0xd8f0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
fdiv, 2, 0xd8f0, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
// alias for fdivp
fdiv, 0, 0xdef1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#else
fdiv, 2, 0xd8f0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm|FloatD|FloatR, { FloatReg, FloatAcc }
#endif
fdiv, 1, 0xd8, 0x6, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fidiv, 1, 0xde, 0x6, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

#if SYSV386_COMPAT
fdivp, 2, 0xdef0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
fdivp, 1, 0xdef0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fdivp, 0, 0xdef1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
#if OLDGCC_COMPAT
fdivp, 2, 0xdef0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }
#endif
#else
fdivp, 2, 0xdef8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
fdivp, 1, 0xdef8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatReg }
fdivp, 0, 0xdef9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf, { 0 }
#endif

// divide reverse
fdivr, 1, 0xd8f8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
#if SYSV386_COMPAT
fdivr, 2, 0xd8f8, None, 0, ShortForm|FloatD|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
// alias for fdivrp
fdivr, 0, 0xdef9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { 0 }
#else
fdivr, 2, 0xd8f8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm|FloatD|FloatR, { FloatReg, FloatAcc }
#endif
fdivr, 1, 0xd8, 0x7, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fidivr, 1, 0xde, 0x7, 0, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

#if SYSV386_COMPAT
fdivrp, 2, 0xdef8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatAcc, FloatReg }
fdivrp, 1, 0xdef8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fdivrp, 0, 0xdef9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
#if OLDGCC_COMPAT
fdivrp, 2, 0xdef8, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Ugh, { FloatReg, FloatAcc }
#endif
#else
fdivrp, 2, 0xdef0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
fdivrp, 1, 0xdef0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf|ShortForm, { FloatReg }
fdivrp, 0, 0xdef1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|No_qSuf,	{ 0 }
#endif

f2xm1, 0, 0xd9f0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fyl2x, 0, 0xd9f1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fptan, 0, 0xd9f2, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fpatan, 0, 0xd9f3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fxtract, 0, 0xd9f4, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fprem1, 0, 0xd9f5, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fdecstp, 0, 0xd9f6, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fincstp, 0, 0xd9f7, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fprem, 0, 0xd9f8, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fyl2xp1, 0, 0xd9f9, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fsqrt, 0, 0xd9fa, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fsincos, 0, 0xd9fb, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
frndint, 0, 0xd9fc, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fscale, 0, 0xd9fd, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fsin, 0, 0xd9fe, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fcos, 0, 0xd9ff, None, Cpu286, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fchs, 0, 0xd9e0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fabs, 0, 0xd9e1, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// processor control
fninit, 0, 0xdbe3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
finit, 0, 0xdbe3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { 0 }
fldcw, 1, 0xd9, 0x5, 0, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fnstcw, 1, 0xd9, 0x7, 0, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fstcw, 1, 0xd9, 0x7, 0, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// XXX should reject %al, %eax, and %rax
fnstsw, 1, 0xdfe0, None, 0, IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Acc }
fnstsw, 1, 0xdd, 0x7, 0, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fnstsw, 0, 0xdfe0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// XXX should reject %al, %eax, and %rax
fstsw, 1, 0xdfe0, None, 0, IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { Acc }
fstsw, 1, 0xdd, 0x7, 0, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fstsw, 0, 0xdfe0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { 0 }
fnclex, 0, 0xdbe2, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fclex, 0, 0xdbe2, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|FWait, { 0 }
// Short forms of fldenv, fstenv use data size prefix.
fnstenv, 1, 0xd9, 0x6, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fstenv, 1, 0xd9, 0x6, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf|FWait, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fldenv, 1, 0xd9, 0x4, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fnsave, 1, 0xdd, 0x6, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fsave, 1, 0xdd, 0x6, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf|FWait, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
frstor, 1, 0xdd, 0x4, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

ffree, 1, 0xddc0, None, 0, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
// P6:free st(i), pop st
ffreep, 1, 0xdfc0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fnop, 0, 0xd9d0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fwait, 0, 0x9b, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Opcode prefixes; we allow them as separate insns too.

addr16, 0, 0x67, None, Cpu386|CpuNo64, Size16|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
addr32, 0, 0x67, None, Cpu386, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
aword, 0, 0x67, None, Cpu386|CpuNo64, Size16|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
adword, 0, 0x67, None, Cpu386, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
data16, 0, 0x66, None, Cpu386, Size16|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
data32, 0, 0x66, None, Cpu386|CpuNo64, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
word, 0, 0x66, None, Cpu386, Size16|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
dword, 0, 0x66, None, Cpu386|CpuNo64, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
lock, 0, 0xf0, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
wait, 0, 0x9b, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
cs, 0, 0x2e, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
ds, 0, 0x3e, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
es, 0, 0x26, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
fs, 0, 0x64, None, Cpu386, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
gs, 0, 0x65, None, Cpu386, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
ss, 0, 0x36, None, CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rep, 0, 0xf3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
repe, 0, 0xf3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
repz, 0, 0xf3, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
repne, 0, 0xf2, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
repnz, 0, 0xf2, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
ht, 0, 0x3e, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
hnt, 0, 0x2e, None, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex, 0, 0x40, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexz, 0, 0x41, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexy, 0, 0x42, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexyz, 0, 0x43, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexx, 0, 0x44, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexxz, 0, 0x45, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexxy, 0, 0x46, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rexxyz, 0, 0x47, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64, 0, 0x48, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64z, 0, 0x49, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64y, 0, 0x4a, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64yz, 0, 0x4b, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64x, 0, 0x4c, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64xz, 0, 0x4d, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64xy, 0, 0x4e, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex64xyz, 0, 0x4f, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.b, 0, 0x41, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.x, 0, 0x42, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.xb, 0, 0x43, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.r, 0, 0x44, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.rb, 0, 0x45, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.rx, 0, 0x46, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.rxb, 0, 0x47, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.w, 0, 0x48, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wb, 0, 0x49, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wx, 0, 0x4a, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wxb, 0, 0x4b, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wr, 0, 0x4c, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wrb, 0, 0x4d, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wrx, 0, 0x4e, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }
rex.wrxb, 0, 0x4f, None, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsPrefix, { 0 }

// 486 extensions.

bswap, 1, 0xfc8, None, Cpu486, ShortForm|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Reg32|Reg64 }
xadd, 2, 0xfc0, None, Cpu486, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
cmpxchg, 2, 0xfb0, None, Cpu486, W|Modrm|No_sSuf|No_xSuf, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
invd, 0, 0xf08, None, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
wbinvd, 0, 0xf09, None, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
invlpg, 1, 0xf01, 0x7, Cpu486, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// 586 and late 486 extensions.
cpuid, 0, 0xfa2, None, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// Pentium extensions.
wrmsr, 0, 0xf30, None, Cpu586, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
rdtsc, 0, 0xf31, None, Cpu586, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
rdmsr, 0, 0xf32, None, Cpu586, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
cmpxchg8b, 1, 0xfc7, 0x1, Cpu586, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Pentium II/Pentium Pro extensions.
sysenter, 0, 0xf34, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
sysexit, 0, 0xf35, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fxsave, 1, 0xfae, 0x0, Cpu686, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fxrstor, 1, 0xfae, 0x1, Cpu686, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rdpmc, 0, 0xf33, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// official undefined instr.
ud2, 0, 0xf0b, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// alias for ud2
ud2a, 0, 0xf0b, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// 2nd. official undefined instr.
ud2b, 0, 0xfb9, None, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

cmovo, 2, 0xf40, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovno, 2, 0xf41, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovb, 2, 0xf42, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovc, 2, 0xf42, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnae, 2, 0xf42, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovae, 2, 0xf43, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnc, 2, 0xf43, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnb, 2, 0xf43, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmove, 2, 0xf44, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovz, 2, 0xf44, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovne, 2, 0xf45, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnz, 2, 0xf45, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovbe, 2, 0xf46, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovna, 2, 0xf46, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmova, 2, 0xf47, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnbe, 2, 0xf47, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovs, 2, 0xf48, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovns, 2, 0xf49, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovp, 2, 0xf4a, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnp, 2, 0xf4b, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovl, 2, 0xf4c, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnge, 2, 0xf4c, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovge, 2, 0xf4d, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnl, 2, 0xf4d, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovle, 2, 0xf4e, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovng, 2, 0xf4e, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovg, 2, 0xf4f, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovnle, 2, 0xf4f, None, Cpu686, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }

fcmovb, 2, 0xdac0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovnae, 2, 0xdac0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmove, 2, 0xdac8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovbe, 2, 0xdad0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovna, 2, 0xdad0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovu, 2, 0xdad8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovae, 2, 0xdbc0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovnb, 2, 0xdbc0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovne, 2, 0xdbc8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmova, 2, 0xdbd0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovnbe, 2, 0xdbd0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcmovnu, 2, 0xdbd8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }

fcomi, 2, 0xdbf0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcomi, 0, 0xdbf1, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fcomi, 1, 0xdbf0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fucomi, 2, 0xdbe8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fucomi, 0, 0xdbe9, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fucomi, 1, 0xdbe8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fcomip, 2, 0xdff0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcompi, 2, 0xdff0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fcompi, 0, 0xdff1, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fcompi, 1, 0xdff0, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }
fucomip, 2, 0xdfe8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fucompi, 2, 0xdfe8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg, FloatAcc }
fucompi, 0, 0xdfe9, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
fucompi, 1, 0xdfe8, None, Cpu686, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { FloatReg }

// Pentium4 extensions.

movnti, 2, 0xfc3, None, CpuP4, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
clflush, 1, 0xfae, 0x7, CpuP4, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
lfence, 0, 0xfae, 0xe8, CpuP4, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
mfence, 0, 0xfae, 0xf0, CpuP4, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
pause, 0, 0xf390, None, CpuP4, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }

// MMX/SSE2 instructions.

emms, 0, 0xf77, None, CpuMMX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
// These really shouldn't allow for Reg64 (movq is the right mnemonic for
// copying between Reg64/Mem64 and RegXMM/RegMMX, as is mandated by Intel's
// spec). AMD's spec, having been in existence for much longer, failed to
// recognize that and specified movd for 32- and 64-bit operations.
movd, 2, 0xf6e, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegMMX }
movd, 2, 0xf7e, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegMMX, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movd, 2, 0x660f6e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movd, 2, 0x660f7e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// In the 64bit mode the short form mov immediate is redefined to have
// 64bit displacement value.
movq, 2, 0xf6f, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
movq, 2, 0xf7f, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { RegMMX, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX }
movq, 2, 0xf30f7e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movq, 2, 0x660fd6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movq, 2, 0xf6e, None, Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegMMX }
movq, 2, 0xf7e, None, Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegMMX, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movq, 2, 0x660f6e, None, Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movq, 2, 0x660f7e, None, Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// We put the 64bit displacement first and we only mark constants
// larger than 32bit as Disp64.
movq, 2, 0xa0, None, Cpu64, D|W|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Disp64, Acc }
movq, 2, 0x88, None, Cpu64, D|W|Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg64, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movq, 2, 0xc6, 0x0, Cpu64, W|Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm32S, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movq, 2, 0xb0, None, Cpu64, W|ShortForm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm64, Reg64 }
// The segment register moves accept Reg64 so that a segment register
// can be copied to a 64 bit register, and vice versa.
movq, 2, 0x8c, None, Cpu64, Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { SReg2|SReg3, Reg64|RegMem }
movq, 2, 0x8e, None, Cpu64, Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg64, SReg2|SReg3 }
// Move to/from control debug registers.  In the 16 or 32bit modes they
// are 32bit.  In the 64bit mode they are 64bit.
movq, 2, 0xf20, None, Cpu64, D|Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { Control, Reg64|RegMem }
movq, 2, 0xf21, None, Cpu64, D|Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { Debug, Reg64|RegMem }
// Real MMX instructions.
packssdw, 2, 0xf6b, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
packssdw, 2, 0x660f6b, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
packsswb, 2, 0xf63, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
packsswb, 2, 0x660f63, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
packuswb, 2, 0xf67, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
packuswb, 2, 0x660f67, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddb, 2, 0xffc, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddb, 2, 0x660ffc, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddw, 2, 0xffd, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddw, 2, 0x660ffd, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddd, 2, 0xffe, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddd, 2, 0x660ffe, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddq, 2, 0xfd4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddq, 2, 0x660fd4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddsb, 2, 0xfec, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddsb, 2, 0x660fec, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddsw, 2, 0xfed, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddsw, 2, 0x660fed, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddusb, 2, 0xfdc, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddusb, 2, 0x660fdc, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
paddusw, 2, 0xfdd, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
paddusw, 2, 0x660fdd, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pand, 2, 0xfdb, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pand, 2, 0x660fdb, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pandn, 2, 0xfdf, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pandn, 2, 0x660fdf, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpeqb, 2, 0xf74, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpeqb, 2, 0x660f74, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpeqw, 2, 0xf75, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpeqw, 2, 0x660f75, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpeqd, 2, 0xf76, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpeqd, 2, 0x660f76, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpgtb, 2, 0xf64, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpgtb, 2, 0x660f64, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpgtw, 2, 0xf65, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpgtw, 2, 0x660f65, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpgtd, 2, 0xf66, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pcmpgtd, 2, 0x660f66, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaddwd, 2, 0xff5, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmaddwd, 2, 0x660ff5, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmulhw, 2, 0xfe5, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmulhw, 2, 0x660fe5, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmullw, 2, 0xfd5, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmullw, 2, 0x660fd5, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
por, 2, 0xfeb, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
por, 2, 0x660feb, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psllw, 2, 0xff1, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psllw, 2, 0x660ff1, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psllw, 2, 0xf71, 0x6, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psllw, 2, 0x660f71, 0x6, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
pslld, 2, 0xff2, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pslld, 2, 0x660ff2, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pslld, 2, 0xf72, 0x6, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
pslld, 2, 0x660f72, 0x6, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psllq, 2, 0xff3, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psllq, 2, 0x660ff3, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psllq, 2, 0xf73, 0x6, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psllq, 2, 0x660f73, 0x6, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psraw, 2, 0xfe1, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psraw, 2, 0x660fe1, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psraw, 2, 0xf71, 0x4, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psraw, 2, 0x660f71, 0x4, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psrad, 2, 0xfe2, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psrad, 2, 0x660fe2, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psrad, 2, 0xf72, 0x4, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psrad, 2, 0x660f72, 0x4, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psrlw, 2, 0xfd1, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psrlw, 2, 0x660fd1, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psrlw, 2, 0xf71, 0x2, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psrlw, 2, 0x660f71, 0x2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psrld, 2, 0xfd2, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psrld, 2, 0x660fd2, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psrld, 2, 0xf72, 0x2, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psrld, 2, 0x660f72, 0x2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psrlq, 2, 0xfd3, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psrlq, 2, 0x660fd3, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psrlq, 2, 0xf73, 0x2, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegMMX }
psrlq, 2, 0x660f73, 0x2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psubb, 2, 0xff8, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubb, 2, 0x660ff8, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubw, 2, 0xff9, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubw, 2, 0x660ff9, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubd, 2, 0xffa, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubd, 2, 0x660ffa, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubq, 2, 0xffb, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubq, 2, 0x660ffb, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubsb, 2, 0xfe8, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubsb, 2, 0x660fe8, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubsw, 2, 0xfe9, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubsw, 2, 0x660fe9, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubusb, 2, 0xfd8, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubusb, 2, 0x660fd8, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psubusw, 2, 0xfd9, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psubusw, 2, 0x660fd9, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpckhbw, 2, 0xf68, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpckhbw, 2, 0x660f68, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpckhwd, 2, 0xf69, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpckhwd, 2, 0x660f69, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpckhdq, 2, 0xf6a, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpckhdq, 2, 0x660f6a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpcklbw, 2, 0xf60, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpcklbw, 2, 0x660f60, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpcklwd, 2, 0xf61, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpcklwd, 2, 0x660f61, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpckldq, 2, 0xf62, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
punpckldq, 2, 0x660f62, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pxor, 2, 0xfef, None, CpuMMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pxor, 2, 0x660fef, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }

// PIII Katmai New Instructions / SIMD instructions.

addps, 2, 0xf58, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
addss, 2, 0xf30f58, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
andnps, 2, 0xf55, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
andps, 2, 0xf54, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpeqps, 2, 0xfc2, 0x0, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpeqss, 2, 0xf30fc2, 0x0, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpleps, 2, 0xfc2, 0x2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpless, 2, 0xf30fc2, 0x2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpltps, 2, 0xfc2, 0x1, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpltss, 2, 0xf30fc2, 0x1, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpneqps, 2, 0xfc2, 0x4, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpneqss, 2, 0xf30fc2, 0x4, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnleps, 2, 0xfc2, 0x6, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnless, 2, 0xf30fc2, 0x6, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnltps, 2, 0xfc2, 0x5, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnltss, 2, 0xf30fc2, 0x5, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpordps, 2, 0xfc2, 0x7, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpordss, 2, 0xf30fc2, 0x7, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpunordps, 2, 0xfc2, 0x3, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpunordss, 2, 0xf30fc2, 0x3, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpps, 3, 0xfc2, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpss, 3, 0xf30fc2, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
comiss, 2, 0xf2f, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtpi2ps, 2, 0xf2a, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegXMM }
cvtps2pi, 2, 0xf2d, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegMMX }
cvtsi2ss, 2, 0xf30f2a, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
cvtss2si, 2, 0xf30f2d, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, Reg32|Reg64 }
cvttps2pi, 2, 0xf2c, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegMMX }
cvttss2si, 2, 0xf30f2c, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, Reg32|Reg64 }
divps, 2, 0xf5e, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
divss, 2, 0xf30f5e, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
ldmxcsr, 1, 0xfae, 0x2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
maskmovq, 2, 0xff7, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegMMX, RegMMX }
maxps, 2, 0xf5f, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
maxss, 2, 0xf30f5f, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
minps, 2, 0xf5d, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
minss, 2, 0xf30f5d, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movaps, 2, 0xf28, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movaps, 2, 0xf29, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movhlps, 2, 0xf12, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegXMM }
movhps, 2, 0xf16, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movhps, 2, 0xf17, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movlhps, 2, 0xf16, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegXMM }
movlps, 2, 0xf12, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movlps, 2, 0xf13, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movmskps, 2, 0xf50, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { RegXMM, Reg32|Reg64 }
movntps, 2, 0xf2b, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movntq, 2, 0xfe7, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegMMX, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movntdq, 2, 0x660fe7, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movss, 2, 0xf30f10, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movss, 2, 0xf30f11, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movups, 2, 0xf10, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movups, 2, 0xf11, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
mulps, 2, 0xf59, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
mulss, 2, 0xf30f59, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
orps, 2, 0xf56, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pavgb, 2, 0xfe0, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pavgb, 2, 0x660fe0, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pavgw, 2, 0xfe3, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pavgw, 2, 0x660fe3, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pextrw, 3, 0xfc5, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Imm8, RegMMX, Reg32|Reg64 }
pextrw, 3, 0x660fc5, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Imm8, RegXMM, Reg32|Reg64 }

// Streaming SIMD extensions 4.1 Instructions.
pextrw, 3, 0x660f3a15, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }

pinsrw, 3, 0xfc4, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Imm8, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegMMX }
pinsrw, 3, 0x660fc4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Imm8, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
pmaxsw, 2, 0xfee, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmaxsw, 2, 0x660fee, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaxub, 2, 0xfde, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmaxub, 2, 0x660fde, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminsw, 2, 0xfea, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pminsw, 2, 0x660fea, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminub, 2, 0xfda, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pminub, 2, 0x660fda, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovmskb, 2, 0xfd7, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { RegMMX, Reg32|Reg64 }
pmovmskb, 2, 0x660fd7, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { RegXMM, Reg32|Reg64 }
pmulhuw, 2, 0xfe4, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmulhuw, 2, 0x660fe4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
prefetchnta, 1, 0xf18, 0x0, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
prefetcht0, 1, 0xf18, 0x1, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
prefetcht1, 1, 0xf18, 0x2, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
prefetcht2, 1, 0xf18, 0x3, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
psadbw, 2, 0xff6, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psadbw, 2, 0x660ff6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pshufw, 3, 0xf70, None, CpuMMX2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
rcpps, 2, 0xf53, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
rcpss, 2, 0xf30f53, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
rsqrtps, 2, 0xf52, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
rsqrtss, 2, 0xf30f52, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
sfence, 0, 0xfae, 0xf8, CpuMMX2, IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
shufps, 3, 0xfc6, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
sqrtps, 2, 0xf51, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
sqrtss, 2, 0xf30f51, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
stmxcsr, 1, 0xfae, 0x3, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
subps, 2, 0xf5c, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
subss, 2, 0xf30f5c, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
ucomiss, 2, 0xf2e, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
unpckhps, 2, 0xf15, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
unpcklps, 2, 0xf14, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
xorps, 2, 0xf57, None, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }

// SSE-2 instructions.

addpd, 2, 0x660f58, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
addsd, 2, 0xf20f58, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
andnpd, 2, 0x660f55, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
andpd, 2, 0x660f54, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpeqpd, 2, 0x660fc2, 0x0, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpeqsd, 2, 0xf20fc2, 0x0, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmplepd, 2, 0x660fc2, 0x2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmplesd, 2, 0xf20fc2, 0x2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpltpd, 2, 0x660fc2, 0x1, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpltsd, 2, 0xf20fc2, 0x1, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpneqpd, 2, 0x660fc2, 0x4, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpneqsd, 2, 0xf20fc2, 0x4, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnlepd, 2, 0x660fc2, 0x6, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnlesd, 2, 0xf20fc2, 0x6, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnltpd, 2, 0x660fc2, 0x5, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpnltsd, 2, 0xf20fc2, 0x5, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpordpd, 2, 0x660fc2, 0x7, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpordsd, 2, 0xf20fc2, 0x7, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpunordpd, 2, 0x660fc2, 0x3, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpunordsd, 2, 0xf20fc2, 0x3, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmppd, 3, 0x660fc2, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
// Intel mode string compare.
cmpsd, 0, 0xa7, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { 0 }
cmpsd, 2, 0xa7, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
cmpsd, 3, 0xf20fc2, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
comisd, 2, 0x660f2f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtpi2pd, 2, 0x660f2a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegXMM }
cvtsi2sd, 2, 0xf20f2a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
divpd, 2, 0x660f5e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
divsd, 2, 0xf20f5e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
maxpd, 2, 0x660f5f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
maxsd, 2, 0xf20f5f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
minpd, 2, 0x660f5d, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
minsd, 2, 0xf20f5d, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movapd, 2, 0x660f28, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movapd, 2, 0x660f29, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movhpd, 2, 0x660f16, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movhpd, 2, 0x660f17, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movlpd, 2, 0x660f12, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
movlpd, 2, 0x660f13, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movmskpd, 2, 0x660f50, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { RegXMM, Reg32|Reg64 }
movntpd, 2, 0x660f2b, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// Intel mode string move.
movsd, 0, 0xa5, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { 0 }
movsd, 2, 0xa5, None, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, BaseIndex|Disp8|Disp16|Disp32|Disp32S|EsSeg }
movsd, 2, 0xf20f10, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movsd, 2, 0xf20f11, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movupd, 2, 0x660f10, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movupd, 2, 0x660f11, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
mulpd, 2, 0x660f59, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
mulsd, 2, 0xf20f59, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
orpd, 2, 0x660f56, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
shufpd, 3, 0x660fc6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
sqrtpd, 2, 0x660f51, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
sqrtsd, 2, 0xf20f51, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
subpd, 2, 0x660f5c, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
subsd, 2, 0xf20f5c, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
ucomisd, 2, 0x660f2e, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
unpckhpd, 2, 0x660f15, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
unpcklpd, 2, 0x660f14, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
xorpd, 2, 0x660f57, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtdq2pd, 2, 0xf30fe6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtpd2dq, 2, 0xf20fe6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtdq2ps, 2, 0xf5b, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtpd2pi, 2, 0x660f2d, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegMMX }
cvtpd2ps, 2, 0x660f5a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtps2pd, 2, 0xf5a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtps2dq, 2, 0x660f5b, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtsd2si, 2, 0xf20f2d, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, Reg32|Reg64 }
cvtsd2ss, 2, 0xf20f5a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvtss2sd, 2, 0xf30f5a, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvttpd2pi, 2, 0x660f2c, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegMMX }
cvttsd2si, 2, 0xf20f2c, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, Reg32|Reg64 }
cvttpd2dq, 2, 0x660fe6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cvttps2dq, 2, 0xf30f5b, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
maskmovdqu, 2, 0x660ff7, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegXMM }
movdqa, 2, 0x660f6f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movdqa, 2, 0x660f7f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movdqu, 2, 0xf30f6f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movdqu, 2, 0xf30f7f, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
movdq2q, 2, 0xf20fd6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegMMX }
movq2dq, 2, 0xf30fd6, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegMMX, RegXMM }
pmuludq, 2, 0xff4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmuludq, 2, 0x660ff4, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pshufd, 3, 0x660f70, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pshufhw, 3, 0xf30f70, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pshuflw, 3, 0xf20f70, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pslldq, 2, 0x660f73, 0x7, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
psrldq, 2, 0x660f73, 0x3, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM }
punpckhqdq, 2, 0x660f6d, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
punpcklqdq, 2, 0x660f6c, None, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }

// SSE-3 instructions.

addsubpd, 2, 0x660fd0, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
addsubps, 2, 0xf20fd0, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
cmpxchg16b, 1, 0xfc7, 0x1, CpuSSE3|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fisttp, 1, 0xdf, 0x1, CpuSSE3, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fisttp, 1, 0xdd, 0x1, CpuSSE3, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
fisttpll, 1, 0xdd, 0x1, CpuSSE3, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
haddpd, 2, 0x660f7c, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
haddps, 2, 0xf20f7c, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
hsubpd, 2, 0x660f7d, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
hsubps, 2, 0xf20f7d, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
lddqu, 2, 0xf20ff0, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
monitor, 0, 0xf01, 0xc8, CpuSSE3, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// monitor is very special. CX and DX are always 64bits with zero upper
// 32bits in 64bit mode, and 32bits in 16bit and 32bit modes. The
// address size override prefix can be used to overrride the AX size in
// all modes.
// Need to ensure only "monitor %eax/%ax,%ecx,%edx" is accepted.
monitor, 3, 0xf01, 0xc8, CpuSSE3|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg16|Reg32, Reg32, Reg32 }
// Need to ensure only "monitor %rax/%eax,%rcx,%rdx" is accepted.
monitor, 3, 0xf01, 0xc8, CpuSSE3|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg32|Reg64, Reg64, Reg64 }
movddup, 2, 0xf20f12, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movshdup, 2, 0xf30f16, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movsldup, 2, 0xf30f12, None, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
mwait, 0, 0xf01, 0xc9, CpuSSE3, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// mwait is very special. AX and CX are always 64bits with zero upper
// 32bits in 64bit mode, and 32bits in 16bit and 32bit modes.
// Need to ensure only "mwait %eax,%ecx" is accepted.
mwait, 2, 0xf01, 0xc9, CpuSSE3|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32, Reg32 }
// Need to ensure only "mwait %rax,%rcx" is accepted.
mwait, 2, 0xf01, 0xc9, CpuSSE3|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg64, Reg64 }

// VMX instructions.
vmcall, 0, 0xf01, 0xc1, CpuVMX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmclear, 1, 0x660fc7, 0x6, CpuVMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
vmlaunch, 0, 0xf01, 0xc2, CpuVMX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmresume, 0, 0xf01, 0xc3, CpuVMX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmptrld, 1, 0xfc7, 0x6, CpuVMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
vmptrst, 1, 0xfc7, 0x7, CpuVMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
vmread, 2, 0xf78, None, CpuVMX|CpuNo64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf, { Reg32, Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
vmread, 2, 0xf78, None, CpuVMX|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg64, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
vmwrite, 2, 0xf79, None, CpuVMX|CpuNo64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_xSuf, { Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
vmwrite, 2, 0xf79, None, CpuVMX|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|NoRex64, { Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
vmxoff, 0, 0xf01, 0xc4, CpuVMX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmxon, 1, 0xf30fc7, 0x6, CpuVMX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }

// Supplemental Streaming SIMD extensions 3 Instructions.

phaddw, 2, 0xf3801, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phaddw, 2, 0x660f3801, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
phaddd, 2, 0xf3802, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phaddd, 2, 0x660f3802, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
phaddsw, 2, 0xf3803, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phaddsw, 2, 0x660f3803, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
phsubw, 2, 0xf3805, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phsubw, 2, 0x660f3805, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
phsubd, 2, 0xf3806, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phsubd, 2, 0x660f3806, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
phsubsw, 2, 0xf3807, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
phsubsw, 2, 0x660f3807, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaddubsw, 2, 0xf3804, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmaddubsw, 2, 0x660f3804, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmulhrsw, 2, 0xf380b, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmulhrsw, 2, 0x660f380b, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pshufb, 2, 0xf3800, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pshufb, 2, 0x660f3800, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psignb, 2, 0xf3808, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psignb, 2, 0x660f3808, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psignw, 2, 0xf3809, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psignw, 2, 0x660f3809, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
psignd, 2, 0xf380a, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
psignd, 2, 0x660f380a, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
palignr, 3, 0xf3a0f, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
palignr, 3, 0x660f3a0f, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pabsb, 2, 0xf381c, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pabsb, 2, 0x660f381c, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pabsw, 2, 0xf381d, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pabsw, 2, 0x660f381d, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pabsd, 2, 0xf381e, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pabsd, 2, 0x660f381e, None, CpuSSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }

// Streaming SIMD extensions 4.1 Instructions.

blendpd, 3, 0x660f3a0d, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
blendps, 3, 0x660f3a0c, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
blendvpd, 3, 0x660f3815, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|RegKludge, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
blendvps, 3, 0x660f3814, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|RegKludge, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
dppd, 3, 0x660f3a41, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
dpps, 3, 0x660f3a40, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
extractps, 3, 0x660f3a17, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
insertps, 3, 0x660f3a21, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
movntdqa, 2, 0x660f382a, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
mpsadbw, 3, 0x660f3a42, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
packusdw, 2, 0x660f382b, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pblendvb, 3, 0x660f3810, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|RegKludge, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pblendw, 3, 0x660f3a0e, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpeqq, 2, 0x660f3829, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pextrb, 3, 0x660f3a14, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
pextrd, 3, 0x660f3a16, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM, Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
pextrq, 3, 0x660f3a16, None, CpuSSE4_1|Cpu64, Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, RegXMM, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
phminposuw, 2, 0x660f3841, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pinsrb, 3, 0x660f3a20, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
pinsrd, 3, 0x660f3a22, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
pinsrq, 3, 0x660f3a22, None, CpuSSE4_1|Cpu64, Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, RegXMM }
pmaxsb, 2, 0x660f383c, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaxsd, 2, 0x660f383d, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaxud, 2, 0x660f383f, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmaxuw, 2, 0x660f383e, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminsb, 2, 0x660f3838, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminsd, 2, 0x660f3839, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminud, 2, 0x660f383b, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pminuw, 2, 0x660f383a, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxbw, 2, 0x660f3820, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxbd, 2, 0x660f3821, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxbq, 2, 0x660f3822, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxwd, 2, 0x660f3823, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxwq, 2, 0x660f3824, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovsxdq, 2, 0x660f3825, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxbw, 2, 0x660f3830, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxbd, 2, 0x660f3831, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxbq, 2, 0x660f3832, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxwd, 2, 0x660f3833, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxwq, 2, 0x660f3834, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmovzxdq, 2, 0x660f3835, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmuldq, 2, 0x660f3828, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pmulld, 2, 0x660f3840, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
ptest, 2, 0x660f3817, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
roundpd, 3, 0x660f3a09, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
roundps, 3, 0x660f3a08, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
roundsd, 3, 0x660f3a0b, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|NoRex64, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
roundss, 3, 0x660f3a0a, None, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }

// Streaming SIMD extensions 4.2 Instructions.

pcmpgtq, 2, 0x660f3837, None, CpuSSE4_2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpestri, 3, 0x660f3a61, None, CpuSSE4_2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpestrm, 3, 0x660f3a60, None, CpuSSE4_2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpistri, 3, 0x660f3a63, None, CpuSSE4_2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
pcmpistrm, 3, 0x660f3a62, None, CpuSSE4_2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
// We put non-8bit version before 8bit so that crc32 with memory operand
// defaults to non-8bit.
crc32, 2, 0xf20f38f1, None, CpuSSE4_2, Modrm|No_bSuf|No_sSuf|No_qSuf|No_xSuf, { Reg16|Reg32|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
crc32, 2, 0xf20f38f1, None, CpuSSE4_2|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_xSuf|Rex64, { Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }
crc32, 2, 0xf20f38f0, None, CpuSSE4_2, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg32 }
crc32, 2, 0xf20f38f0, None, CpuSSE4_2|Cpu64, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|Rex64, { Reg8|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg64 }

// AMD 3DNow! instructions.

prefetch, 1, 0xf0d, 0x0, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
prefetchw, 1, 0xf0d, 0x1, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { BaseIndex|Disp8|Disp16|Disp32|Disp32S }
femms, 0, 0xf0e, None, Cpu3dnow, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
pavgusb, 2, 0xf0f, 0xbf, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pf2id, 2, 0xf0f, 0x1d, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pf2iw, 2, 0xf0f, 0x1c, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfacc, 2, 0xf0f, 0xae, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfadd, 2, 0xf0f, 0x9e, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfcmpeq, 2, 0xf0f, 0xb0, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfcmpge, 2, 0xf0f, 0x90, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfcmpgt, 2, 0xf0f, 0xa0, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfmax, 2, 0xf0f, 0xa4, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfmin, 2, 0xf0f, 0x94, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfmul, 2, 0xf0f, 0xb4, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfnacc, 2, 0xf0f, 0x8a, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfpnacc, 2, 0xf0f, 0x8e, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfrcp, 2, 0xf0f, 0x96, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfrcpit1, 2, 0xf0f, 0xa6, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfrcpit2, 2, 0xf0f, 0xb6, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfrsqit1, 2, 0xf0f, 0xa7, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfrsqrt, 2, 0xf0f, 0x97, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfsub, 2, 0xf0f, 0x9a, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pfsubr, 2, 0xf0f, 0xaa, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pi2fd, 2, 0xf0f, 0xd, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pi2fw, 2, 0xf0f, 0xc, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pmulhrw, 2, 0xf0f, 0xb7, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }
pswapd, 2, 0xf0f, 0xbb, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegMMX, RegMMX }

// AMD extensions.
syscall, 0, 0xf05, None, CpuK6, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { 0 }
sysret, 0, 0xf07, None, CpuK6, DefaultSize|No_bSuf|No_wSuf|No_sSuf|No_xSuf, { 0 }
swapgs, 0, 0xf01, 0xf8, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
rdtscp, 0, 0xf01, 0xf9, CpuSledgehammer, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }

// AMD Pacifica additions.
clgi, 0, 0xf01, 0xdd, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
invlpga, 0, 0xf01, 0xdf, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// FIXME: Need to ensure only "invlpga %eax,%ecx" is accepted.
invlpga, 2, 0xf01, 0xdf, CpuSVME|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32, Reg32 }
// FIXME: Need to ensure only "invlpga %rax,%ecx" is accepted.
invlpga, 2, 0xf01, 0xdf, CpuSVME|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg64, Reg32 }
skinit, 0, 0xf01, 0xde, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// FIXME: Need to ensure only "skinit %eax" is accepted.
skinit, 1, 0xf01, 0xde, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32 }
stgi, 0, 0xf01, 0xdc, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmload, 0, 0xf01, 0xda, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// FIXME: Need to ensure only "vmload %eax" is accepted.
vmload, 1, 0xf01, 0xda, CpuSVME|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32 }
// FIXME: Need to ensure only "vmload %rax" is accepted.
vmload, 1, 0xf01, 0xda, CpuSVME|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg64 }
vmmcall, 0, 0xf01, 0xd9, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
vmrun, 0, 0xf01, 0xd8, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// FIXME: Need to ensure only "vmrun %eax" is accepted.
vmrun, 1, 0xf01, 0xd8, CpuSVME|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32 }
// FIXME: Need to ensure only "vmrun %rax" is accepted.
vmrun, 1, 0xf01, 0xd8, CpuSVME|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg64 }
vmsave, 0, 0xf01, 0xdb, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { 0 }
// FIXME: Need to ensure only "vmsave %eax" is accepted.
vmsave, 1, 0xf01, 0xdb, CpuSVME|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt, { Reg32 }
// FIXME: Need to ensure only "vmsave %rax" is accepted.
vmsave, 1, 0xf01, 0xdb, CpuSVME|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|ImmExt|NoRex64, { Reg64 }


// SSE4a instructions
movntsd, 2, 0xf20f2b, None, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
movntss, 2, 0xf30f2b, None, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, BaseIndex|Disp8|Disp16|Disp32|Disp32S }
extrq, 3, 0x660f78, 0x0, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, Imm8, RegXMM }
extrq, 2, 0x660f79, None, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegXMM }
insertq, 2, 0xf20f79, None, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { RegXMM, RegXMM }
insertq, 4, 0xf20f78, None, CpuSSE4a, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf, { Imm8, Imm8, RegXMM, RegXMM }

// ABM instructions
popcnt, 2, 0xf30fb8, None, CpuABM|CpuSSE4_2, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
lzcnt, 2, 0xf30fbd, None, CpuABM, Modrm|No_bSuf|No_sSuf|No_xSuf, { Reg16|Reg32|Reg64|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }


// VIA PadLock extensions.
xstore-rng, 0, 0xfa7, 0xc0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcrypt-ecb, 0, 0xf30fa7, 0xc8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcrypt-cbc, 0, 0xf30fa7, 0xd0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcrypt-ctr, 0, 0xf30fa7, 0xd8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcrypt-cfb, 0, 0xf30fa7, 0xe0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcrypt-ofb, 0, 0xf30fa7, 0xe8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
montmul, 0, 0xf30fa6, 0xc0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xsha1, 0, 0xf30fa6, 0xc8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xsha256, 0, 0xf30fa6, 0xd0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
// Aliases without hyphens.
xstorerng, 0, 0xfa7, 0xc0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcryptecb, 0, 0xf30fa7, 0xc8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcryptcbc, 0, 0xf30fa7, 0xd0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcryptctr, 0, 0xf30fa7, 0xd8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcryptcfb, 0, 0xf30fa7, 0xe0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
xcryptofb, 0, 0xf30fa7, 0xe8, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }
// Alias for xstore-rng.
xstore, 0, 0xfa7, 0xc0, Cpu686|CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_xSuf|IsString|ImmExt, { 0 }