x86: support VMGEXIT

[deliverable/binutils-gdb.git] / opcodes / i386-opc.tbl

diff --git a/opcodes/i386-opc.tbl b/opcodes/i386-opc.tbl
index 077a225f29ee9dcd11dc7311ba406a49ea37cb37..41627344c26da6483c2450e8e592ec1f03f71967 100644 (file)
--- a/opcodes/i386-opc.tbl
+++ b/opcodes/i386-opc.tbl
@@ -1,5 +1,5 @@
 // i386 opcode table.
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU opcodes library.
 //
@@ -22,27 +22,61 @@
 #include "i386-opc.h"
 #undef None
 
+#define Amd64          ISA64=AMD64
+#define Intel64                ISA64=INTEL64
+#define Intel64Only    ISA64=INTEL64ONLY
+
 #define Reg8  Class=Reg|Byte
 #define Reg16 Class=Reg|Word
 #define Reg32 Class=Reg|Dword
 #define Reg64 Class=Reg|Qword
 
+#define Acc  Instance=Accum
+#define RegC Instance=RegC
+#define RegD Instance=RegD
+#define RegB Instance=RegB
+
+#define ShiftCount   RegC|Byte
+#define InOutPortReg RegD|Word
+
 #define FloatAcc Acc|Tbyte
 #define FloatReg Class=Reg|Tbyte
 
 #define SReg  Class=SReg
 
-#define RegXMM RegSIMD|Xmmword
-#define RegYMM RegSIMD|Ymmword
-#define RegZMM RegSIMD|Zmmword
+#define Control Class=RegCR
+#define Debug   Class=RegDR
+#define Test    Class=RegTR
+
+#define RegMMX Class=RegMMX
+#define RegXMM Class=RegSIMD|Xmmword
+#define RegYMM Class=RegSIMD|Ymmword
+#define RegZMM Class=RegSIMD|Zmmword
+
+#define RegMask Class=RegMask
+
+#define RegBND Class=RegBND
+
+#define JumpByte         Jump=JUMP_BYTE
+#define JumpDword        Jump=JUMP_DWORD
+#define JumpAbsolute     Jump=JUMP_ABSOLUTE
+#define JumpInterSegment Jump=JUMP_INTERSEGMENT
 
 #define Size16 Size=SIZE16
 #define Size32 Size=SIZE32
 #define Size64 Size=SIZE64
 
+#define IgnoreSize     MnemonicSize=IGNORESIZE
+#define DefaultSize    MnemonicSize=DEFAULTSIZE
+
 // RegMem implies a ModR/M byte
 #define RegMem Modrm|RegMem
 
+#define IsStringEsOp0 IsString=IS_STRING_ES_OP0
+#define IsStringEsOp1 IsString=IS_STRING_ES_OP1
+
+#define AddrPrefixOpReg AddrPrefixOpReg|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf
+
 #define VexW0 VexW=VEXW0
 #define VexW1 VexW=VEXW1
 #define VexWIG VexW=VEXWIG
@@ -65,16 +99,13 @@
 ### MARKER ###
 
 // Move instructions.
-// We put the 64bit displacement first and we only mark constants
-// larger than 32bit as Disp64.
-mov, 2, 0xa0, None, 1, Cpu64, D|W|No_sSuf|No_ldSuf, { Disp64|Unspecified|Byte|Word|Dword|Qword, Acc|Byte|Word|Dword|Qword }
-mov, 2, 0xa0, None, 1, CpuNo64, D|W|No_sSuf|No_qSuf|No_ldSuf, { Disp16|Disp32|Unspecified|Byte|Word|Dword, Acc|Byte|Word|Dword }
+mov, 2, 0xa0, None, 1, 0, D|W|No_sSuf|No_qSuf|No_ldSuf, { Disp16|Disp32|Disp64|Unspecified|Byte|Word|Dword|Qword, Acc|Byte|Word|Dword|Qword }
 mov, 2, 0x88, None, 1, 0, D|W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|HLEPrefixOk=3, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 // In the 64bit mode the short form mov immediate is redefined to have
 // 64bit value.
-mov, 2, 0xb0, None, 1, 0, W|ShortForm|No_sSuf|No_qSuf|No_ldSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32 }
+mov, 2, 0xb0, None, 1, 0, W|No_sSuf|No_qSuf|No_ldSuf, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32 }
 mov, 2, 0xc6, 0x0, 1, 0, W|Modrm|No_sSuf|No_ldSuf|HLEPrefixOk=3|Optimize, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
-mov, 2, 0xb8, None, 1, Cpu64, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|Optimize, { Imm64, Reg64 }
+mov, 2, 0xb8, None, 1, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|Optimize, { 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
@@ -91,7 +122,7 @@ mov, 2, 0xf21, None, 2, Cpu386|CpuNo64, D|RegMem|IgnoreSize|No_bSuf|No_wSuf|No_s
 mov, 2, 0xf21, None, 2, Cpu64, D|RegMem|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Debug, Reg64 }
 mov, 2, 0xf24, None, 2, Cpu386|CpuNo64, D|RegMem|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Test, Reg32 }
 movabs, 2, 0xa0, None, 1, Cpu64, D|W|No_sSuf|No_ldSuf, { Disp64|Unspecified|Byte|Word|Dword|Qword, Acc|Byte|Word|Dword|Qword }
-movabs, 2, 0xb8, None, 1, Cpu64, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf, { Imm64, Reg64 }
+movabs, 2, 0xb8, None, 1, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf, { Imm64, Reg64 }
 
 // Move after swapping the bytes
 movbe, 2, 0x0f38f0, None, 3, CpuMovbe, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
@@ -106,48 +137,42 @@ movswl, 2, 0xfbf, None, 2, Cpu386, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf
 movsbq, 2, 0xfbe, None, 2, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64, { Reg8|Byte|Unspecified|BaseIndex, Reg64 }
 movswq, 2, 0xfbf, None, 2, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64, { Reg16|Word|Unspecified|BaseIndex, Reg64 }
 movslq, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64, { Reg32|Dword|Unspecified|BaseIndex, Reg64 }
-// Intel Syntax next 3 insns
-movsx, 2, 0xfbe, None, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Reg8|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
-movsx, 2, 0xfbf, None, 2, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Reg16|Unspecified|BaseIndex, Reg32|Reg64 }
-movsx, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64|ATTSyntax, { Reg32|Unspecified|BaseIndex, Reg64 }
-movsx, 2, 0xfbe, None, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Reg8|Byte|BaseIndex, Reg16|Reg32|Reg64 }
-movsx, 2, 0xfbf, None, 2, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Reg16|Word|BaseIndex, Reg32|Reg64 }
-movsx, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64|IntelSyntax, { Reg32|Dword|BaseIndex, Reg64 }
-movsxd, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64, { Reg32|Dword|Unspecified|BaseIndex, Reg64 }
+movsx, 2, 0xfbe, None, 2, Cpu386, W|Modrm|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg8|Reg16|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+movsx, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, Reg32|Reg64 }
+movsxd, 2, 0x63, None, 1, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, Reg32|Reg64 }
+movsxd, 2, 0x63, None, 1, Cpu64, Amd64|Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, Reg16 }
+movsxd, 2, 0x63, None, 1, Cpu64, Intel64|Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Unspecified|BaseIndex, Reg16 }
 
 // Move with zero extend.
 movzb, 2, 0xfb6, None, 2, Cpu386, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Reg8|Byte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 movzw, 2, 0xfb7, None, 2, Cpu386, Modrm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg16|Word|Unspecified|BaseIndex, Reg32|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, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Reg8|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
-movzx, 2, 0xfb7, None, 2, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Reg16|Unspecified|BaseIndex, Reg32|Reg64 }
-movzx, 2, 0xfb6, None, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Reg8|Byte|BaseIndex, Reg16|Reg32|Reg64 }
-movzx, 2, 0xfb7, None, 2, Cpu386, Modrm|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Reg16|Word|BaseIndex, Reg32|Reg64 }
+// The 64-bit variant is not particularly useful since the zero extend
+// 32->64 is implicit, but we can encode them.
+movzx, 2, 0xfb6, None, 2, Cpu386, W|Modrm|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg8|Reg16|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
 // Push instructions.
-push, 1, 0x50, None, 1, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
+push, 1, 0x50, None, 1, CpuNo64, No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
 push, 1, 0xff, 0x6, 1, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32|Word|Dword|Unspecified|BaseIndex }
 push, 1, 0x6a, None, 1, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8S }
 push, 1, 0x68, None, 1, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm16|Imm32 }
-push, 1, 0x6, None, 1, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { SReg }
+push, 1, 0x6, None, 1, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { SReg }
 // In 64bit mode, the operand size is implicitly 64bit.
-push, 1, 0x50, None, 1, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64 }
+push, 1, 0x50, None, 1, Cpu64, No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64 }
 push, 1, 0xff, 0x6, 1, Cpu64, Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64|Word|Qword|Unspecified|BaseIndex }
 push, 1, 0x6a, None, 1, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Imm8S }
 push, 1, 0x68, None, 1, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Imm16|Imm32S }
-push, 1, 0xfa0, None, 2, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { SReg }
+push, 1, 0xfa0, None, 2, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { SReg }
 
 pusha, 0, 0x60, None, 1, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
 // Pop instructions.
-pop, 1, 0x58, None, 1, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
+pop, 1, 0x58, None, 1, CpuNo64, No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
 pop, 1, 0x8f, 0x0, 1, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32|Word|Dword|Unspecified|BaseIndex }
-pop, 1, 0x7, None, 1, CpuNo64, ShortForm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { SReg }
+pop, 1, 0x7, None, 1, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { SReg }
 // In 64bit mode, the operand size is implicitly 64bit.
-pop, 1, 0x58, None, 1, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64 }
+pop, 1, 0x58, None, 1, Cpu64, No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64 }
 pop, 1, 0x8f, 0x0, 1, Cpu64, Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Reg16|Reg64|Word|Qword|Unspecified|BaseIndex }
-pop, 1, 0xfa1, None, 2, Cpu64, ShortForm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { SReg }
+pop, 1, 0xfa1, None, 2, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { SReg }
 
 popa, 0, 0x61, None, 1, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
@@ -155,8 +180,8 @@ popa, 0, 0x61, None, 1, Cpu186|CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_l
 // xchg commutes:  we allow both operand orders.
 
 // In the 64bit code, xchg rax, rax is reused for new nop instruction.
-xchg, 2, 0x90, None, 1, 0, ShortForm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64, Acc|Word|Dword|Qword }
-xchg, 2, 0x90, None, 1, 0, ShortForm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Acc|Word|Dword|Qword, Reg16|Reg32|Reg64 }
+xchg, 2, 0x90, None, 1, 0, CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64, Acc|Word|Dword|Qword }
+xchg, 2, 0x90, None, 1, 0, CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Acc|Word|Dword|Qword, Reg16|Reg32|Reg64 }
 xchg, 2, 0x86, None, 1, 0, W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk=2, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 xchg, 2, 0x86, None, 1, 0, W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk=2, { Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex, Reg8|Reg16|Reg32|Reg64 }
 
@@ -171,14 +196,17 @@ out, 1, 0xe6, None, 1, 0, W|No_sSuf|No_qSuf|No_ldSuf, { Imm8 }
 out, 1, 0xee, None, 1, 0, W|No_sSuf|No_qSuf|No_ldSuf, { InOutPortReg }
 
 // Load effective address.
-lea, 2, 0x8d, None, 1, 0, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Anysize|BaseIndex, Reg16|Reg32|Reg64 }
+lea, 2, 0x8d, None, 1, 0, Modrm|Anysize|No_bSuf|No_sSuf|No_ldSuf, { BaseIndex, Reg16|Reg32|Reg64 }
 
 // Load segment registers from memory.
 lds, 2, 0xc5, None, 1, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { DWord|Fword|Unspecified|BaseIndex, Reg16|Reg32 }
 les, 2, 0xc4, None, 1, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { DWord|Fword|Unspecified|BaseIndex, Reg16|Reg32 }
-lfs, 2, 0xfb4, None, 2, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { DWord|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
-lgs, 2, 0xfb5, None, 2, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { DWord|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
-lss, 2, 0xfb2, None, 2, Cpu386, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { DWord|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+lfs, 2, 0xfb4, None, 2, Cpu386, Amd64|Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Fword|Unspecified|BaseIndex, Reg16|Reg32 }
+lfs, 2, 0xfb4, None, 2, Cpu64, Intel64|Modrm|No_bSuf|No_sSuf|No_ldSuf, { Dword|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+lgs, 2, 0xfb5, None, 2, Cpu386, Amd64|Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Fword|Unspecified|BaseIndex, Reg16|Reg32 }
+lgs, 2, 0xfb5, None, 2, Cpu64, Intel64|Modrm|No_bSuf|No_sSuf|No_ldSuf, { Dword|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+lss, 2, 0xfb2, None, 2, Cpu386, Amd64|Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Fword|Unspecified|BaseIndex, Reg16|Reg32 }
+lss, 2, 0xfb2, None, 2, Cpu64, Intel64|Modrm|No_bSuf|No_sSuf|No_ldSuf, { Dword|Fword|Tbyte|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
 // Flags register instructions.
 clc, 0, 0xf8, None, 1, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
@@ -202,7 +230,7 @@ add, 2, 0x83, 0x0, 1, 0, Modrm|No_bSuf|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk,
 add, 2, 0x4, None, 1, 0, W|No_sSuf|No_ldSuf, { Imm8|Imm16|Imm32|Imm32S, Acc|Byte|Word|Dword|Qword }
 add, 2, 0x80, 0x0, 1, 0, W|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 
-inc, 1, 0x40, None, 1, CpuNo64, ShortForm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
+inc, 1, 0x40, None, 1, CpuNo64, No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
 inc, 1, 0xfe, 0x0, 1, 0, W|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 
 sub, 2, 0x28, None, 1, 0, D|W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk|Optimize, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
@@ -210,7 +238,7 @@ sub, 2, 0x83, 0x5, 1, 0, Modrm|No_bSuf|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk,
 sub, 2, 0x2c, None, 1, 0, W|No_sSuf|No_ldSuf, { Imm8|Imm16|Imm32|Imm32S, Acc|Byte|Word|Dword|Qword }
 sub, 2, 0x80, 0x5, 1, 0, W|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Imm8|Imm16|Imm32|Imm32S, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 
-dec, 1, 0x48, None, 1, CpuNo64, ShortForm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
+dec, 1, 0x48, None, 1, CpuNo64, No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32 }
 dec, 1, 0xfe, 0x1, 1, 0, W|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 
 sbb, 2, 0x18, None, 1, 0, D|W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
@@ -349,35 +377,38 @@ shrd, 2, 0xfad, None, 2, Cpu386, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, {
 
 // Control transfer instructions.
 call, 1, 0xe8, None, 1, CpuNo64, JumpDword|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp16|Disp32 }
-call, 1, 0xe8, None, 1, Cpu64, AMD64|JumpDword|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk, { Disp16|Disp32S }
-call, 1, 0xe8, None, 1, Cpu64, Intel64|JumpDword|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk, { Disp32S }
-call, 1, 0xff, 0x2, 1, CpuNo64, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg32|Word|Dword|Unspecified|BaseIndex|JumpAbsolute }
-call, 1, 0xff, 0x2, 1, Cpu64, AMD64|Modrm|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg64|Word|Qword|Unspecified|BaseIndex|JumpAbsolute }
-call, 1, 0xff, 0x2, 1, Cpu64, Intel64|Modrm|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg64|Qword|Unspecified|BaseIndex|JumpAbsolute }
-// Intel Syntax
+call, 1, 0xe8, None, 1, Cpu64, Amd64|JumpDword|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk, { Disp16|Disp32S }
+call, 1, 0xe8, None, 1, Cpu64, Intel64|JumpDword|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk, { Disp32S }
+call, 1, 0xff, 0x2, 1, CpuNo64, Modrm|JumpAbsolute|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg32|Unspecified|BaseIndex }
+call, 1, 0xff, 0x2, 1, Cpu64, Amd64|Modrm|JumpAbsolute|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg64|Unspecified|BaseIndex }
+call, 1, 0xff, 0x2, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg64|Unspecified|BaseIndex }
+// Intel Syntax remaining call instances.
 call, 2, 0x9a, None, 1, CpuNo64, JumpInterSegment|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm16, Imm16|Imm32 }
-// Intel Syntax
-call, 1, 0xff, 0x3, 1, 0, Modrm|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Dword|Fword|Unspecified|BaseIndex|JumpAbsolute }
+call, 1, 0xff, 0x3, 1, 0, Amd64|Modrm|JumpAbsolute|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Dword|Fword|BaseIndex }
+call, 1, 0xff, 0x3, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Fword|Tbyte|BaseIndex }
 lcall, 2, 0x9a, None, 1, CpuNo64, JumpInterSegment|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm16, Imm16|Imm32 }
-lcall, 1, 0xff, 0x3, 1, 0, Modrm|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|JumpAbsolute }
+lcall, 1, 0xff, 0x3, 1, 0, Amd64|Modrm|JumpAbsolute|DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+lcall, 1, 0xff, 0x3, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_sSuf|No_ldSuf, { Unspecified|BaseIndex }
 
-jmp, 1, 0xeb, None, 1, CpuNo64, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp8|Disp16|Disp32 }
-jmp, 1, 0xeb, None, 1, Cpu64, AMD64|Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp8|Disp16|Disp32S }
+jmp, 1, 0xeb, None, 1, 0, Amd64|Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp8|Disp16|Disp32|Disp32S }
 jmp, 1, 0xeb, None, 1, Cpu64, Intel64|Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp8|Disp32S }
-jmp, 1, 0xff, 0x4, 1, CpuNo64, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg32|Word|Dword|Unspecified|BaseIndex|JumpAbsolute }
-jmp, 1, 0xff, 0x4, 1, Cpu64, AMD64|Modrm|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg64|Word|Qword|Unspecified|BaseIndex|JumpAbsolute }
-jmp, 1, 0xff, 0x4, 1, Cpu64, Intel64|Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg64|Qword|Unspecified|BaseIndex|JumpAbsolute }
-// Intel Syntax.
+jmp, 1, 0xff, 0x4, 1, CpuNo64, Modrm|JumpAbsolute|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg32|Unspecified|BaseIndex }
+jmp, 1, 0xff, 0x4, 1, Cpu64, Amd64|Modrm|JumpAbsolute|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg16|Reg64|Unspecified|BaseIndex }
+jmp, 1, 0xff, 0x4, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|BNDPrefixOk|NoTrackPrefixOk, { Reg64|Unspecified|BaseIndex }
+// Intel Syntax remaining jmp instances.
 jmp, 2, 0xea, None, 1, CpuNo64, JumpInterSegment|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm16, Imm16|Imm32 }
-// Intel Syntax.
-jmp, 1, 0xff, 0x5, 1, 0, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Dword|Fword|Unspecified|BaseIndex|JumpAbsolute }
+jmp, 1, 0xff, 0x5, 1, 0, Amd64|Modrm|JumpAbsolute|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Dword|Fword|BaseIndex }
+jmp, 1, 0xff, 0x5, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Fword|Tbyte|BaseIndex }
 ljmp, 2, 0xea, None, 1, CpuNo64, JumpInterSegment|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm16, Imm16|Imm32 }
-ljmp, 1, 0xff, 0x5, 1, 0, Modrm|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|JumpAbsolute }
+ljmp, 1, 0xff, 0x5, 1, 0, Amd64|Modrm|JumpAbsolute|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+ljmp, 1, 0xff, 0x5, 1, Cpu64, Intel64|Modrm|JumpAbsolute|No_bSuf|No_sSuf|No_ldSuf, { Unspecified|BaseIndex }
 
 ret, 0, 0xc3, None, 1, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|RepPrefixOk|BNDPrefixOk, { 0 }
 ret, 1, 0xc2, None, 1, CpuNo64, DefaultSize|No_bSuf|No_sSuf|No_qSuf|No_ldSuf|RepPrefixOk|BNDPrefixOk, { Imm16 }
-ret, 0, 0xc3, None, 1, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { 0 }
-ret, 1, 0xc2, None, 1, Cpu64, DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { Imm16 }
+ret, 0, 0xc3, None, 1, Cpu64, Amd64|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { 0 }
+ret, 1, 0xc2, None, 1, Cpu64, Amd64|DefaultSize|No_bSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { Imm16 }
+ret, 0, 0xc3, None, 1, Cpu64, Intel64|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { 0 }
+ret, 1, 0xc2, None, 1, Cpu64, Intel64|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64|RepPrefixOk|BNDPrefixOk, { Imm16 }
 lret, 0, 0xcb, None, 1, 0, DefaultSize|No_bSuf|No_sSuf|No_ldSuf, { 0 }
 lret, 1, 0xca, None, 1, 0, DefaultSize|No_bSuf|No_sSuf|No_ldSuf, { Imm16 }
 // Intel Syntax.
@@ -422,24 +453,24 @@ jnle, 1, 0x7f, None, 1, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf
 jg, 1, 0x7f, None, 1, 0, Jump|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|BNDPrefixOk, { Disp8|Disp16|Disp32|Disp32S }
 
 // jcxz vs. jecxz is chosen on the basis of the address size prefix.
-jcxz, 1, 0xe3, None, 1, CpuNo64, JumpByte|Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-jecxz, 1, 0xe3, None, 1, 0, JumpByte|Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32|Disp32S }
-jrcxz, 1, 0xe3, None, 1, Cpu64, JumpByte|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
+jcxz, 1, 0xe3, None, 1, CpuNo64, JumpByte|Size16|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+jecxz, 1, 0xe3, None, 1, 0, JumpByte|Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+jrcxz, 1, 0xe3, None, 1, Cpu64, JumpByte|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Disp8 }
 
 // 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, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-loop, 1, 0xe2, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
-loopz, 1, 0xe1, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-loopz, 1, 0xe1, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
-loope, 1, 0xe1, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-loope, 1, 0xe1, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
-loopnz, 1, 0xe0, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-loopnz, 1, 0xe0, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
-loopne, 1, 0xe0, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8|Disp16|Disp32 }
-loopne, 1, 0xe0, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8|Disp32|Disp32S }
+loop, 1, 0xe2, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+loop, 1, 0xe2, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8 }
+loopz, 1, 0xe1, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+loopz, 1, 0xe1, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8 }
+loope, 1, 0xe1, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+loope, 1, 0xe1, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8 }
+loopnz, 1, 0xe0, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+loopnz, 1, 0xe0, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8 }
+loopne, 1, 0xe0, None, 1, CpuNo64, JumpByte|No_bSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp8 }
+loopne, 1, 0xe0, None, 1, Cpu64, JumpByte|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Disp8 }
 
 // Set byte on flag instructions.
 seto, 1, 0xf90, 0x0, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg8|Byte|Unspecified|BaseIndex }
@@ -475,11 +506,11 @@ setg, 1, 0xf9f, 0x0, 2, Cpu386, Modrm|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf,
 
 // String manipulation.
 cmps, 0, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-cmps, 2, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+cmps, 2, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 scmp, 0, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-scmp, 2, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+scmp, 2, 0xa6, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 ins, 0, 0x6c, None, 1, Cpu186, W|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-ins, 2, 0x6c, None, 1, Cpu186, W|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { InOutPortReg, Byte|Word|Dword|Unspecified|BaseIndex|EsSeg }
+ins, 2, 0x6c, None, 1, Cpu186, W|No_sSuf|No_qSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { InOutPortReg, Byte|Word|Dword|Unspecified|BaseIndex }
 outs, 0, 0x6e, None, 1, Cpu186, W|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
 outs, 2, 0x6e, None, 1, Cpu186, W|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Unspecified|BaseIndex, InOutPortReg }
 lods, 0, 0xac, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
@@ -489,21 +520,21 @@ slod, 0, 0xac, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
 slod, 1, 0xac, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 slod, 2, 0xac, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Acc|Byte|Word|Dword|Qword }
 movs, 0, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-movs, 2, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
+movs, 2, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 smov, 0, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-smov, 2, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
+smov, 2, 0xa4, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 scas, 0, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-scas, 1, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
-scas, 2, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg, Acc|Byte|Word|Dword|Qword }
+scas, 1, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+scas, 2, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Acc|Byte|Word|Dword|Qword }
 ssca, 0, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-ssca, 1, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
-ssca, 2, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg, Acc|Byte|Word|Dword|Qword }
+ssca, 1, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+ssca, 2, 0xae, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex, Acc|Byte|Word|Dword|Qword }
 stos, 0, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-stos, 1, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
-stos, 2, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Acc|Byte|Word|Dword|Qword, Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
+stos, 1, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+stos, 2, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { Acc|Byte|Word|Dword|Qword, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 ssto, 0, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-ssto, 1, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
-ssto, 2, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsString|RepPrefixOk, { Acc|Byte|Word|Dword|Qword, Byte|Word|Dword|Qword|Unspecified|BaseIndex|EsSeg }
+ssto, 1, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Byte|Word|Dword|Qword|Unspecified|BaseIndex }
+ssto, 2, 0xaa, None, 1, 0, W|No_sSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { Acc|Byte|Word|Dword|Qword, Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 xlat, 0, 0xd7, None, 1, 0, No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString, { 0 }
 xlat, 1, 0xd7, None, 1, 0, No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString, { Byte|Unspecified|BaseIndex }
 
@@ -568,9 +599,9 @@ verw, 1, 0xf00, 0x5, 2, Cpu286, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf
 // Floating point instructions.
 
 // load
-fld, 1, 0xd9c0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fld, 1, 0xd9c0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 fld, 1, 0xd9, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
-fld, 1, 0xd9c0, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
+fld, 1, 0xd9c0, None, 2, CpuFP, IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 // Intel Syntax
 fld, 1, 0xdb, 0x5, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 fild, 1, 0xdf, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
@@ -580,15 +611,15 @@ fldt, 1, 0xdb, 0x5, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_l
 fbld, 1, 0xdf, 0x4, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 
 // store (no pop)
-fst, 1, 0xddd0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fst, 1, 0xddd0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 fst, 1, 0xd9, 0x2, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
-fst, 1, 0xddd0, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
+fst, 1, 0xddd0, None, 2, CpuFP, IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 fist, 1, 0xdf, 0x2, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
 // store (with pop)
-fstp, 1, 0xddd8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fstp, 1, 0xddd8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 fstp, 1, 0xd9, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
-fstp, 1, 0xddd8, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
+fstp, 1, 0xddd8, None, 2, CpuFP, IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 // Intel Syntax
 fstp, 1, 0xdb, 0x7, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 fistp, 1, 0xdf, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
@@ -598,32 +629,32 @@ fstpt, 1, 0xdb, 0x7, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_
 fbstp, 1, 0xdf, 0x6, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 
 // exchange %st<n> with %st0
-fxch, 1, 0xd9c8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fxch, 1, 0xd9c8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fxch %st(1)
 fxch, 0, 0xd9c9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
 // comparison (without pop)
-fcom, 1, 0xd8d0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fcom, 1, 0xd8d0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fcom %st(1)
 fcom, 0, 0xd8d1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fcom, 1, 0xd8, 0x2, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
-fcom, 1, 0xd8d0, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
+fcom, 1, 0xd8d0, None, 2, CpuFP, IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 ficom, 1, 0xde, 0x2, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
 // comparison (with pop)
-fcomp, 1, 0xd8d8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fcomp, 1, 0xd8d8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fcomp %st(1)
 fcomp, 0, 0xd8d9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fcomp, 1, 0xd8, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
-fcomp, 1, 0xd8d8, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
+fcomp, 1, 0xd8d8, None, 2, CpuFP, IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 ficomp, 1, 0xde, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 fcompp, 0, 0xded9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
 // unordered comparison (with pop)
-fucom, 1, 0xdde0, None, 2, Cpu387, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fucom, 1, 0xdde0, None, 2, Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fucom %st(1)
 fucom, 0, 0xdde1, None, 2, Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fucomp, 1, 0xdde8, None, 2, Cpu387, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fucomp, 1, 0xdde8, None, 2, Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fucomp %st(1)
 fucomp, 0, 0xdde9, None, 2, Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fucompp, 0, 0xdae9, None, 2, Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
@@ -643,99 +674,99 @@ fldz, 0, 0xd9ee, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSu
 // Arithmetic.
 
 // add
-fadd, 2, 0xd8c0, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fadd, 2, 0xd8c0, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
 // alias for fadd %st(i), %st
-fadd, 1, 0xd8c0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fadd, 1, 0xd8c0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for faddp
 fadd, 0, 0xdec1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
 fadd, 1, 0xd8, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fiadd, 1, 0xde, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-faddp, 2, 0xdec0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatAcc, FloatReg }
-faddp, 1, 0xdec0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+faddp, 2, 0xdec0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatAcc, FloatReg }
+faddp, 1, 0xdec0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for faddp %st, %st(1)
 faddp, 0, 0xdec1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-faddp, 2, 0xdec0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg, FloatAcc }
+faddp, 2, 0xdec0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg, FloatAcc }
 
 // subtract
-fsub, 1, 0xd8e0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fsub, 2, 0xd8e0, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
+fsub, 1, 0xd8e0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fsub, 2, 0xd8e0, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
 // alias for fsubp
 fsub, 0, 0xdee1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic|ATTSyntax, { 0 }
 fsub, 0, 0xdee9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
-fsub, 2, 0xd8e0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm|D|FloatR, { FloatReg, FloatAcc }
+fsub, 2, 0xd8e0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|D|FloatR, { FloatReg, FloatAcc }
 fsub, 1, 0xd8, 0x4, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fisub, 1, 0xde, 0x4, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-fsubp, 2, 0xdee0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
-fsubp, 1, 0xdee0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
+fsubp, 2, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
+fsubp, 1, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
 fsubp, 0, 0xdee1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { 0 }
-fsubp, 2, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
-fsubp, 1, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatReg }
+fsubp, 2, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatAcc, FloatReg }
+fsubp, 1, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatReg }
 fsubp, 0, 0xdee9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
 // subtract reverse
-fsubr, 1, 0xd8e8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fsubr, 2, 0xd8e8, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
+fsubr, 1, 0xd8e8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fsubr, 2, 0xd8e8, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
 // alias for fsubrp
 fsubr, 0, 0xdee9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic|ATTSyntax, { 0 }
 fsubr, 0, 0xdee1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
-fsubr, 2, 0xd8e8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm|D|FloatR, { FloatReg, FloatAcc }
+fsubr, 2, 0xd8e8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|D|FloatR, { FloatReg, FloatAcc }
 fsubr, 1, 0xd8, 0x5, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fisubr, 1, 0xde, 0x5, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-fsubrp, 2, 0xdee8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
-fsubrp, 1, 0xdee8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
+fsubrp, 2, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
+fsubrp, 1, 0xdee8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
 fsubrp, 0, 0xdee9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { 0 }
-fsubrp, 2, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
-fsubrp, 1, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatReg }
+fsubrp, 2, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatAcc, FloatReg }
+fsubrp, 1, 0xdee0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatReg }
 fsubrp, 0, 0xdee1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { 0 }
 
 // multiply
-fmul, 2, 0xd8c8, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fmul, 1, 0xd8c8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fmul, 2, 0xd8c8, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fmul, 1, 0xd8c8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // alias for fmulp
 fmul, 0, 0xdec9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
 fmul, 1, 0xd8, 0x1, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fimul, 1, 0xde, 0x1, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-fmulp, 2, 0xdec8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatAcc, FloatReg }
-fmulp, 1, 0xdec8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fmulp, 2, 0xdec8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatAcc, FloatReg }
+fmulp, 1, 0xdec8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 fmulp, 0, 0xdec9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fmulp, 2, 0xdec8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg, FloatAcc }
+fmulp, 2, 0xdec8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg, FloatAcc }
 
 // divide
-fdiv, 1, 0xd8f0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fdiv, 2, 0xd8f0, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
+fdiv, 1, 0xd8f0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fdiv, 2, 0xd8f0, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
 // alias for fdivp
 fdiv, 0, 0xdef1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic|ATTSyntax, { 0 }
 fdiv, 0, 0xdef9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
-fdiv, 2, 0xd8f0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm|D|FloatR, { FloatReg, FloatAcc }
+fdiv, 2, 0xd8f0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|D|FloatR, { FloatReg, FloatAcc }
 fdiv, 1, 0xd8, 0x6, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fidiv, 1, 0xde, 0x6, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-fdivp, 2, 0xdef0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
-fdivp, 1, 0xdef0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
+fdivp, 2, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
+fdivp, 1, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
 fdivp, 0, 0xdef1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { 0 }
-fdivp, 2, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
-fdivp, 1, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatReg }
+fdivp, 2, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatAcc, FloatReg }
+fdivp, 1, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatReg }
 fdivp, 0, 0xdef9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { 0 }
 
 // divide reverse
-fdivr, 1, 0xd8f8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fdivr, 2, 0xd8f8, None, 2, CpuFP, ShortForm|D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
+fdivr, 1, 0xd8f8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fdivr, 2, 0xd8f8, None, 2, CpuFP, D|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg, FloatAcc }
 // alias for fdivrp
 fdivr, 0, 0xdef9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic|ATTSyntax, { 0 }
 fdivr, 0, 0xdef1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh|ATTMnemonic, { 0 }
-fdivr, 2, 0xd8f8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm|D|FloatR, { FloatReg, FloatAcc }
+fdivr, 2, 0xd8f8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|D|FloatR, { FloatReg, FloatAcc }
 fdivr, 1, 0xd8, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fidivr, 1, 0xde, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 
-fdivrp, 2, 0xdef8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
-fdivrp, 1, 0xdef8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
+fdivrp, 2, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatAcc, FloatReg }
+fdivrp, 1, 0xdef8, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { FloatReg }
 fdivrp, 0, 0xdef9, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTMnemonic|ATTSyntax, { 0 }
-fdivrp, 2, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatAcc, FloatReg }
-fdivrp, 1, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf|ShortForm, { FloatReg }
+fdivrp, 2, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatAcc, FloatReg }
+fdivrp, 1, 0xdef0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf, { FloatReg }
 fdivrp, 0, 0xdef1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|No_qSuf,   { 0 }
 
 f2xm1, 0, 0xd9f0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
@@ -771,13 +802,13 @@ fstsw, 1, 0xdd, 0x7, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|
 fstsw, 0, 0xdfe0, None, 2, Cpu287|Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
 fnclex, 0, 0xdbe2, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fclex, 0, 0xdbe2, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
-// Short forms of fldenv, fstenv use data size prefix.
-fnstenv, 1, 0xd9, 0x6, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
-fstenv, 1, 0xd9, 0x6, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf|FWait, { Unspecified|BaseIndex }
-fldenv, 1, 0xd9, 0x4, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
-fnsave, 1, 0xdd, 0x6, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
-fsave, 1, 0xdd, 0x6, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf|FWait, { Unspecified|BaseIndex }
-frstor, 1, 0xdd, 0x4, 1, CpuFP, Modrm|DefaultSize|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+// Short forms of fldenv, fstenv, fsave, and frstor use data size prefix.
+fnstenv, 1, 0xd9, 0x6, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+fstenv, 1, 0xd9, 0x6, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf|FWait, { Unspecified|BaseIndex }
+fldenv, 1, 0xd9, 0x4, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+fnsave, 1, 0xdd, 0x6, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
+fsave, 1, 0xdd, 0x6, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf|FWait, { Unspecified|BaseIndex }
+frstor, 1, 0xdd, 0x4, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex }
 // 8087 only
 fneni, 0, 0xdbe0, None, 2, Cpu8087, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 feni, 0, 0xdbe0, None, 2, Cpu8087, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
@@ -788,9 +819,9 @@ fnsetpm, 0, 0xdbe4, None, 2, Cpu287, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_
 fsetpm, 0, 0xdbe4, None, 2, Cpu287, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
 frstpm, 0, 0xdbe5, None, 2, Cpu287, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
-ffree, 1, 0xddc0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+ffree, 1, 0xddc0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 // P6:free st(i), pop st
-ffreep, 1, 0xdfc0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+ffreep, 1, 0xdfc0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 fnop, 0, 0xd9d0, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fwait, 0, 0x9b, None, 1, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
@@ -857,6 +888,7 @@ rex.wrxb, 0, 0x4f, None, 1, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ld
 {disp32}, 0, 0x1, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 {load}, 0, 0x2, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 {store}, 0, 0x3, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
+{vex}, 0, 0x4, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 {vex2}, 0, 0x4, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 {vex3}, 0, 0x5, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 {evex}, 0, 0x6, None, 0, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
@@ -865,12 +897,12 @@ rex.wrxb, 0, 0x4f, None, 1, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ld
 
 // 486 extensions.
 
-bswap, 1, 0xfc8, None, 2, Cpu486, ShortForm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64 }
+bswap, 1, 0xfc8, None, 2, Cpu486, No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64 }
 xadd, 2, 0xfc0, None, 2, Cpu486, W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 cmpxchg, 2, 0xfb0, None, 2, Cpu486, W|CheckRegSize|Modrm|No_sSuf|No_ldSuf|IsLockable|HLEPrefixOk, { Reg8|Reg16|Reg32|Reg64, Reg8|Reg16|Reg32|Reg64|Byte|Word|Dword|Qword|Unspecified|BaseIndex }
 invd, 0, 0xf08, None, 2, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 wbinvd, 0, 0xf09, None, 2, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-invlpg, 1, 0xf01, 0x7, 2, Cpu486, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+invlpg, 1, 0xf01, 0x7, 2, Cpu486, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 
 // 586 and late 486 extensions.
 cpuid, 0, 0xfa2, None, 2, Cpu486, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
@@ -882,8 +914,10 @@ rdmsr, 0, 0xf32, None, 2, Cpu586, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldS
 cmpxchg8b, 1, 0xfc7, 0x1, 2, Cpu586, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|IsLockable|NoRex64|HLEPrefixOk, { Qword|Unspecified|BaseIndex }
 
 // Pentium II/Pentium Pro extensions.
-sysenter, 0, 0xf34, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-sysexit, 0, 0xf35, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+sysenter, 0, 0xf34, None, 2, Cpu64, Intel64Only|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+sysenter, 0, 0xf34, None, 2, Cpu686|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+sysexit, 0, 0xf35, None, 2, Cpu64, Intel64Only|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+sysexit, 0, 0xf35, None, 2, Cpu686|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fxsave, 1, 0xfae, 0x0, 2, CpuFXSR, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf, { Unspecified|BaseIndex }
 fxsave64, 1, 0xfae, 0x0, 2, CpuFXSR|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Rex64, { Unspecified|BaseIndex }
 fxrstor, 1, 0xfae, 0x1, 2, CpuFXSR, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf, { Unspecified|BaseIndex }
@@ -931,42 +965,42 @@ cmovnle, 2, 0xf4f, None, 2, CpuCMOV, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf
 cmovpe, 2, 0xf4a, None, 2, CpuCMOV, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 cmovpo, 2, 0xf4b, None, 2, CpuCMOV, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
-fcmovb, 2, 0xdac0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovnae, 2, 0xdac0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmove, 2, 0xdac8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovbe, 2, 0xdad0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovna, 2, 0xdad0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovu, 2, 0xdad8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovae, 2, 0xdbc0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovnb, 2, 0xdbc0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovne, 2, 0xdbc8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmova, 2, 0xdbd0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovnbe, 2, 0xdbd0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcmovnu, 2, 0xdbd8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-
-fcomi, 2, 0xdbf0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcomi, 0, 0xdbf1, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fcomi, 1, 0xdbf0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fucomi, 2, 0xdbe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fucomi, 0, 0xdbe9, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fucomi, 1, 0xdbe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fcomip, 2, 0xdff0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcomip, 0, 0xdff1, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fcomip, 1, 0xdff0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fcompi, 2, 0xdff0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fcompi, 0, 0xdff1, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fcompi, 1, 0xdff0, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fucomip, 2, 0xdfe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fucomip, 0, 0xdfe9, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fucomip, 1, 0xdfe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
-fucompi, 2, 0xdfe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
-fucompi, 0, 0xdfe9, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-fucompi, 1, 0xdfe8, None, 2, Cpu687, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fcmovb, 2, 0xdac0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovnae, 2, 0xdac0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmove, 2, 0xdac8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovbe, 2, 0xdad0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovna, 2, 0xdad0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovu, 2, 0xdad8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovae, 2, 0xdbc0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovnb, 2, 0xdbc0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovne, 2, 0xdbc8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmova, 2, 0xdbd0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovnbe, 2, 0xdbd0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcmovnu, 2, 0xdbd8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+
+fcomi, 2, 0xdbf0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcomi, 0, 0xdbf1, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fcomi, 1, 0xdbf0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fucomi, 2, 0xdbe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fucomi, 0, 0xdbe9, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fucomi, 1, 0xdbe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fcomip, 2, 0xdff0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcomip, 0, 0xdff1, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fcomip, 1, 0xdff0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fcompi, 2, 0xdff0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fcompi, 0, 0xdff1, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fcompi, 1, 0xdff0, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fucomip, 2, 0xdfe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fucomip, 0, 0xdfe9, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fucomip, 1, 0xdfe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
+fucompi, 2, 0xdfe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg, FloatAcc }
+fucompi, 0, 0xdfe9, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+fucompi, 1, 0xdfe8, None, 2, Cpu687, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { FloatReg }
 
 // Pentium4 extensions.
 
 movnti, 2, 0xfc3, None, 2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoAVX, { Reg32|Reg64, Dword|Qword|Unspecified|BaseIndex }
-clflush, 1, 0xfae, 0x7, 2, CpuClflush, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+clflush, 1, 0xfae, 0x7, 2, CpuClflush, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 lfence, 0, 0xfaee8, None, 3, CpuSSE2, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { 0 }
 mfence, 0, 0xfaef0, None, 3, CpuSSE2, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { 0 }
 // Processors that do not support PAUSE treat this opcode as a NOP instruction.
@@ -991,9 +1025,9 @@ movd, 2, 0xf6e, None, 2, CpuMMX|Cpu64, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSu
 movq, 2, 0xa1, None, 1, Cpu64, D|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Disp64|Unspecified|Qword, Acc|Qword }
 movq, 2, 0x89, None, 1, Cpu64, D|Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|HLEPrefixOk=3, { Reg64, Reg64|Unspecified|Qword|BaseIndex }
 movq, 2, 0xc7, 0x0, 1, Cpu64, Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|HLEPrefixOk=3|Optimize, { Imm32S, Reg64|Qword|Unspecified|BaseIndex }
-movq, 2, 0xb8, None, 1, Cpu64, ShortForm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Optimize, { Imm64, Reg64 }
-movq, 2, 0xf37e, None, 1, CpuAVX, Load|Modrm|Vex=1|VexOpcode=0|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
-movq, 2, 0x66d6, None, 1, CpuAVX, Modrm|Vex=1|VexOpcode=0|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { RegXMM, Qword|Unspecified|BaseIndex|RegXMM }
+movq, 2, 0xb8, None, 1, Cpu64, Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Optimize, { Imm64, Reg64 }
+movq, 2, 0xf37e, None, 1, CpuAVX, Load|Modrm|Vex=1|VexOpcode=0|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
+movq, 2, 0x66d6, None, 1, CpuAVX, Modrm|Vex=1|VexOpcode=0|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { RegXMM, Qword|Unspecified|BaseIndex|RegXMM }
 movq, 2, 0x666e, None, 1, CpuAVX|Cpu64, D|Modrm|Vex=1|VexOpcode=0|VexW=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Size64|SSE2AVX, { Reg64|Unspecified|BaseIndex, RegXMM }
 movq, 2, 0xf30f7e, None, 2, CpuSSE2, Load|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Unspecified|Qword|BaseIndex|RegXMM, RegXMM }
 movq, 2, 0x660fd6, None, 2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { RegXMM, Unspecified|Qword|BaseIndex|RegXMM }
@@ -1222,9 +1256,11 @@ comiss, 2, 0xf2f, None, 2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_s
 cvtpi2ps, 2, 0xf2a, None, 2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegMMX, RegXMM }
 cvtps2pi, 2, 0xf2d, None, 2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegXMM, RegMMX }
 cvtsi2ss, 2, 0xf32a, None, 1, CpuAVX|CpuNo64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Reg32|Dword|Unspecified|BaseIndex, RegXMM }
-cvtsi2ss, 2, 0xf32a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2ss, 2, 0xf32a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX|ATTSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2ss, 2, 0xf32a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX|IntelSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
 cvtsi2ss, 2, 0xf30f2a, None, 2, CpuSSE|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Dword|Unspecified|BaseIndex, RegXMM }
-cvtsi2ss, 2, 0xf30f2a, None, 2, CpuSSE|Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2ss, 2, 0xf30f2a, None, 2, CpuSSE|Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2ss, 2, 0xf30f2a, None, 2, CpuSSE|Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
 cvtss2si, 2, 0xf32d, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ToQword|SSE2AVX, { Dword|Unspecified|BaseIndex|RegXMM, Reg32|Reg64 }
 cvtss2si, 2, 0xf30f2d, None, 2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ToQword, { Dword|Unspecified|BaseIndex|RegXMM, Reg32|Reg64 }
 cvttps2pi, 2, 0xf2c, None, 2, CpuSSE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegXMM, RegMMX }
@@ -1312,10 +1348,10 @@ pmovmskb, 2, 0xfd7, None, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|
 pmulhuw, 2, 0x66e4, None, 1, CpuAVX, Modrm|C|Vex|VexOpcode=0|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
 pmulhuw, 2, 0x660fe4, None, 2, CpuSSE2, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
 pmulhuw, 2, 0xfe4, None, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegMMX, RegMMX }
-prefetchnta, 1, 0xf18, 0x0, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Anysize|BaseIndex }
-prefetcht0, 1, 0xf18, 0x1, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Anysize|BaseIndex }
-prefetcht1, 1, 0xf18, 0x2, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Anysize|BaseIndex }
-prefetcht2, 1, 0xf18, 0x3, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Anysize|BaseIndex }
+prefetchnta, 1, 0xf18, 0x0, 2, CpuSSE|Cpu3dnowA, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { BaseIndex }
+prefetcht0, 1, 0xf18, 0x1, 2, CpuSSE|Cpu3dnowA, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { BaseIndex }
+prefetcht1, 1, 0xf18, 0x2, 2, CpuSSE|Cpu3dnowA, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { BaseIndex }
+prefetcht2, 1, 0xf18, 0x3, 2, CpuSSE|Cpu3dnowA, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { BaseIndex }
 psadbw, 2, 0xff6, None, 2, CpuSSE|Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegMMX, RegMMX }
 psadbw, 2, 0x66f6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
 psadbw, 2, 0x660ff6, None, 2, CpuSSE2, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
@@ -1396,16 +1432,18 @@ cmppd, 3, 0x66c2, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexVVVV=1|VexW=1|No_bSu
 cmppd, 3, 0x660fc2, None, 2, CpuSSE2, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegXMM }
 // Intel mode string compare.
 cmpsd, 0, 0xa7, None, 1, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-cmpsd, 2, 0xa7, None, 1, 0, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { Dword|Unspecified|BaseIndex|EsSeg, Dword|Unspecified|BaseIndex }
+cmpsd, 2, 0xa7, None, 1, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsStringEsOp0|RepPrefixOk, { Dword|Unspecified|BaseIndex, Dword|Unspecified|BaseIndex }
 cmpsd, 3, 0xf2c2, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 cmpsd, 3, 0xf20fc2, None, 2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 comisd, 2, 0x662f, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 comisd, 2, 0x660f2f, None, 2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 cvtpi2pd, 2, 0x660f2a, None, 2, CpuSSE2, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { Qword|Unspecified|BaseIndex|RegMMX, RegXMM }
 cvtsi2sd, 2, 0xf22a, None, 1, CpuAVX|CpuNo64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Reg32|Dword|Unspecified|BaseIndex, RegXMM }
-cvtsi2sd, 2, 0xf22a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2sd, 2, 0xf22a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX|ATTSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2sd, 2, 0xf22a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|SSE2AVX|IntelSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
 cvtsi2sd, 2, 0xf20f2a, None, 2, CpuSSE2|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Dword|Unspecified|BaseIndex, RegXMM }
-cvtsi2sd, 2, 0xf20f2a, None, 2, CpuSSE2|Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2sd, 2, 0xf20f2a, None, 2, CpuSSE2|Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
+cvtsi2sd, 2, 0xf20f2a, None, 2, CpuSSE2|Cpu64, Modrm|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM }
 divpd, 2, 0x665e, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
 divpd, 2, 0x660f5e, None, 2, CpuSSE2, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
 divsd, 2, 0xf25e, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
@@ -1432,7 +1470,7 @@ movntpd, 2, 0x662b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=1|No_bSuf|No_wSu
 movntpd, 2, 0x660f2b, None, 2, CpuSSE2, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM, Xmmword|Unspecified|BaseIndex }
 // Intel mode string move.
 movsd, 0, 0xa5, None, 1, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
-movsd, 2, 0xa5, None, 1, 0, Size32|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { Dword|Unspecified|BaseIndex, Dword|Unspecified|BaseIndex|EsSeg }
+movsd, 2, 0xa5, None, 1, 0, Size32|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsStringEsOp1|RepPrefixOk, { Dword|Unspecified|BaseIndex, Dword|Unspecified|BaseIndex }
 movsd, 2, 0xf210, None, 1, CpuAVX, D|Modrm|Vex=3|VexOpcode=0|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Qword|Unspecified|BaseIndex, RegXMM }
 movsd, 2, 0xf210, None, 1, CpuAVX, D|Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM, RegXMM }
 movsd, 2, 0xf20f10, None, 2, CpuSSE2, D|Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
@@ -1538,11 +1576,9 @@ monitor, 0, 0xf01c8, None, 3, CpuSSE3, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|N
 // monitor is very special. CX and DX are always 32 bits. The
 // address size override prefix can be used to overrride the AX size in
 // all modes.
-// Need to ensure only "monitor %rax/%eax/%ax,%ecx,%edx" is accepted.
-monitor, 3, 0xf01, 0xc8, 2, CpuSSE3|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoAVX, { Reg16|Reg32, Reg32, Reg32 }
-monitor, 3, 0xf01, 0xc8, 2, CpuSSE3|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64|NoAVX, { Reg32|Reg64, Reg32, Reg32 }
+monitor, 3, 0xf01c8, None, 3, CpuSSE3, AddrPrefixOpReg|NoAVX, { Acc|Word|Dword|Qword, RegC|Dword, RegD|Dword }
 // The 64-bit form exists only for compatibility with older gas.
-monitor, 3, 0xf01, 0xc8, 2, CpuSSE3|Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64|NoAVX, { Reg32|Reg64, Reg64, Reg64 }
+monitor, 3, 0xf01c8, None, 3, CpuSSE3|Cpu64, AddrPrefixOpReg|NoAVX, { Acc|Dword|Qword, RegC|Qword, RegD|Qword }
 movddup, 2, 0xf212, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 movddup, 2, 0xf20f12, None, 2, CpuSSE3, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM }
 movshdup, 2, 0xf316, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
@@ -1551,9 +1587,8 @@ movsldup, 2, 0xf312, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=1|No_bSuf|No_wS
 movsldup, 2, 0xf30f12, None, 2, CpuSSE3, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
 mwait, 0, 0xf01c9, None, 3, CpuSSE3, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoAVX, { 0 }
 // mwait is very special. AX and CX are always 32 bits.
-// Need to ensure only "mwait %eax,%ecx" is accepted.
 // The 64-bit form exists only for compatibility with older gas.
-mwait, 2, 0xf01, 0xc9, 2, CpuSSE3, CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|NoRex64|NoAVX, { Reg32|Reg64, Reg32|Reg64 }
+mwait, 2, 0xf01c9, None, 3, CpuSSE3, CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|NoAVX, { Acc|Dword|Qword, RegC|Dword|Qword }
 
 // VMX instructions.
 
@@ -1659,8 +1694,8 @@ dppd, 3, 0x6641, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|No_bSuf
 dppd, 3, 0x660f3a41, None, 3, CpuSSE4_1, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegXMM }
 dpps, 3, 0x6640, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM|Unspecified|BaseIndex, RegXMM }
 dpps, 3, 0x660f3a40, None, 3, CpuSSE4_1, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegXMM }
-extractps, 3, 0x6617, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
-extractps, 3, 0x6617, None, 1, CpuAVX|Cpu64, RegMem|Vex|VexOpcode=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { Imm8, RegXMM, Reg64 }
+extractps, 3, 0x6617, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
+extractps, 3, 0x6617, None, 1, CpuAVX|Cpu64, RegMem|Vex|VexOpcode=2|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { Imm8, RegXMM, Reg64 }
 extractps, 3, 0x660f3a17, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
 extractps, 3, 0x660f3a17, None, 3, CpuSSE4_1|Cpu64, RegMem|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Imm8, RegXMM, Reg64 }
 insertps, 3, 0x6621, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, Dword|Unspecified|BaseIndex|RegXMM, RegXMM }
@@ -1685,8 +1720,8 @@ pextrb, 3, 0x660f3a14, None, 3, CpuSSE4_1, RegMem|IgnoreSize|No_bSuf|No_wSuf|No_
 pextrb, 3, 0x660f3a14, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Byte|Unspecified|BaseIndex }
 pextrd, 3, 0x6616, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
 pextrd, 3, 0x660f3a16, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
-pextrq, 3, 0x6616, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexW=2|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM, Reg64|Qword|Unspecified|BaseIndex }
-pextrq, 3, 0x660f3a16, None, 3, CpuSSE4_1|Cpu64, Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Qword|Unspecified|BaseIndex }
+pextrq, 3, 0x6616, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, RegXMM, Reg64|Unspecified|BaseIndex }
+pextrq, 3, 0x660f3a16, None, 3, CpuSSE4_1|Cpu64, Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Unspecified|BaseIndex }
 phminposuw, 2, 0x6641, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
 phminposuw, 2, 0x660f3841, None, 3, CpuSSE4_1, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
 pinsrb, 3, 0x6620, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|SSE2AVX, { Imm8, Reg32|Reg64, RegXMM }
@@ -1695,8 +1730,8 @@ pinsrb, 3, 0x660f3a20, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_l
 pinsrb, 3, 0x660f3a20, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Byte|Unspecified|BaseIndex, RegXMM }
 pinsrd, 3, 0x6622, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, Reg32|Dword|Unspecified|BaseIndex, RegXMM }
 pinsrd, 3, 0x660f3a22, None, 3, CpuSSE4_1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg32|Dword|Unspecified|BaseIndex, RegXMM }
-pinsrq, 3, 0x6622, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|Size64|VexVVVV=1|VexW=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, Reg64|Qword|Unspecified|BaseIndex, RegXMM }
-pinsrq, 3, 0x660f3a22, None, 3, CpuSSE4_1|Cpu64, Modrm|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Qword|Unspecified|BaseIndex, RegXMM }
+pinsrq, 3, 0x6622, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Imm8, Reg64|Unspecified|BaseIndex, RegXMM }
+pinsrq, 3, 0x660f3a22, None, 3, CpuSSE4_1|Cpu64, Modrm|Size64|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Unspecified|BaseIndex, RegXMM }
 pmaxsb, 2, 0x663c, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
 pmaxsb, 2, 0x660f383c, None, 3, CpuSSE4_1, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Unspecified|BaseIndex, RegXMM }
 pmaxsd, 2, 0x663d, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { RegXMM|Unspecified|BaseIndex, RegXMM }
@@ -1985,10 +2020,12 @@ vcvtdq2pd, 2, 0xf3e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_w
 vcvtdq2pd, 2, 0xf3e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex, RegXMM }
 vcvtdq2pd, 2, 0xf3e6, None, 1, CpuAVX, Modrm|Vex=2|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex, RegYMM }
 vcvtdq2ps, 2, 0x5b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|RegXMM|RegYMM, RegXMM|RegYMM }
-vcvtpd2dq, 2, 0xf2e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|BaseIndex, RegXMM }
+vcvtpd2dq, 2, 0xf2e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Unspecified|BaseIndex, RegXMM }
+vcvtpd2dq, 2, 0xf2e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM, RegXMM }
 vcvtpd2dqx, 2, 0xf2e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex|RegXMM, RegXMM }
 vcvtpd2dqy, 2, 0xf2e6, None, 1, CpuAVX, Modrm|Vex=2|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex|RegYMM, RegXMM }
-vcvtpd2ps, 2, 0x665a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|BaseIndex, RegXMM }
+vcvtpd2ps, 2, 0x665a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Unspecified|BaseIndex, RegXMM }
+vcvtpd2ps, 2, 0x665a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM, RegXMM }
 vcvtpd2psx, 2, 0x665a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex|RegXMM, RegXMM }
 vcvtpd2psy, 2, 0x665a, None, 1, CpuAVX, Modrm|Vex=2|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex|RegYMM, RegXMM }
 vcvtps2dq, 2, 0x665b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|RegXMM|RegYMM, RegXMM|RegYMM }
@@ -1997,13 +2034,14 @@ vcvtps2pd, 2, 0x5a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|IgnoreSize|No_
 vcvtps2pd, 2, 0x5a, None, 1, CpuAVX, Modrm|Vex=2|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex, RegYMM }
 vcvtsd2si, 2, 0xf22d, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ToDword, { Qword|Unspecified|BaseIndex|RegXMM, Reg32|Reg64 }
 vcvtsd2ss, 3, 0xf25a, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM, RegXMM }
-vcvtsi2sd, 3, 0xf22a, None, 1, CpuAVX|CpuNo64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2sd, 3, 0xf22a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2ss, 3, 0xf32a, None, 1, CpuAVX|CpuNo64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2ss, 3, 0xf32a, None, 1, CpuAVX|Cpu64, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Dword|Qword|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2sd, 3, 0xf22a, None, 1, CpuAVX, Modrm|VexLIG|VexOpcode=0|VexVVVV|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2sd, 3, 0xf22a, None, 1, CpuAVX, Modrm|VexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2ss, 3, 0xf32a, None, 1, CpuAVX, Modrm|VexLIG|VexOpcode=0|VexVVVV|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2ss, 3, 0xf32a, None, 1, CpuAVX, Modrm|VexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
 vcvtss2sd, 3, 0xf35a, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Unspecified|BaseIndex|RegXMM, RegXMM, RegXMM }
 vcvtss2si, 2, 0xf32d, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ToQword, { Dword|Unspecified|BaseIndex|RegXMM, Reg32|Reg64 }
-vcvttpd2dq, 2, 0x66e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|BaseIndex, RegXMM }
+vcvttpd2dq, 2, 0x66e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Unspecified|BaseIndex, RegXMM }
+vcvttpd2dq, 2, 0x66e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM, RegXMM }
 vcvttpd2dqx, 2, 0x66e6, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTsyntax, { Unspecified|BaseIndex|RegXMM, RegXMM }
 vcvttpd2dqy, 2, 0x66e6, None, 1, CpuAVX, Modrm|Vex=2|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTsyntax, { Unspecified|BaseIndex|RegYMM, RegXMM }
 vcvttps2dq, 2, 0xf35b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|RegXMM|RegYMM, RegXMM|RegYMM }
@@ -2130,7 +2168,7 @@ vpermilps, 3, 0x6604, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexW=1|CheckRegSize
 vpextrb, 3, 0x6614, None, 1, CpuAVX, RegMem|Vex|VexOpcode=2|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Imm8, RegXMM, Reg32|Reg64 }
 vpextrb, 3, 0x6614, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Byte|Unspecified|BaseIndex }
 vpextrd, 3, 0x6616, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg32|Dword|Unspecified|BaseIndex }
-vpextrq, 3, 0x6616, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexW=2|Size64|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Qword|Unspecified|BaseIndex }
+vpextrq, 3, 0x6616, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Unspecified|BaseIndex }
 vpextrw, 3, 0x66c5, None, 1, CpuAVX, Load|Modrm|Vex|VexOpcode=0|VexWIG|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Imm8, RegXMM, Reg32|Reg64 }
 vpextrw, 3, 0x6615, None, 1, CpuAVX, RegMem|Vex|VexOpcode=2|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Imm8, RegXMM, Reg32|Reg64 }
 vpextrw, 3, 0x6615, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Word|Unspecified|BaseIndex }
@@ -2144,7 +2182,7 @@ vphsubw, 3, 0x6605, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexWIG|No_b
 vpinsrb, 4, 0x6620, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
 vpinsrb, 4, 0x6620, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Byte|Unspecified|BaseIndex, RegXMM, RegXMM }
 vpinsrd, 4, 0x6622, None, 1, CpuAVX, Modrm|Vex|VexOpcode=2|VexVVVV=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg32|Dword|Unspecified|BaseIndex, RegXMM, RegXMM }
-vpinsrq, 4, 0x6622, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|Size64|VexVVVV=1|VexW=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Qword|Unspecified|BaseIndex, RegXMM, RegXMM }
+vpinsrq, 4, 0x6622, None, 1, CpuAVX|Cpu64, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
 vpinsrw, 4, 0x66c4, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexVVVV=1|VexWIG|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|NoRex64, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
 vpinsrw, 4, 0x66c4, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexVVVV=1|VexWIG|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Imm8, Word|Unspecified|BaseIndex, RegXMM, RegXMM }
 vpmaddubsw, 3, 0x6604, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexWIG|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Unspecified|BaseIndex|RegXMM, RegXMM, RegXMM }
@@ -2527,7 +2565,7 @@ xrelease, 0, 0xf3, None, 1, CpuHLE, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_l
 
 // RTM instructions
 xabort, 1, 0xc6f8, None, 2, CpuRTM, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8 }
-xbegin, 1, 0xc7f8, None, 2, CpuRTM,  JumpDword|DefaultSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Disp16|Disp32 }
+xbegin, 1, 0xc7f8, None, 2, CpuRTM,  JumpDword|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Disp16|Disp32|Disp32S }
 xend, 0, 0xf01d5, None, 3, CpuRTM, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 xtest, 0, 0xf01d6, None, 3, CpuHLE|CpuRTM, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
@@ -2585,8 +2623,6 @@ vfnmsubss, 4, 0x667e, None, 1, CpuFMA4, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=2|V
 vfnmsubss, 4, 0x667e, None, 1, CpuFMA4, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|VexSources=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, {RegXMM, Dword|Unspecified|BaseIndex|RegXMM, RegXMM, RegXMM }
 
 // XOP instructions
-// We add Imm8 to Vex_Imm4.  We use Imm8 to indicate that the operand
-// is an immediate.  We will check if its value will fit 4 bits.
 
 vfrczpd,    2, 0x81, None, 1, CpuXOP, Modrm|VexOpcode=4|VexW=1|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Vex, { Unspecified|BaseIndex|RegXMM|RegYMM, RegXMM|RegYMM }
 vfrczps,    2, 0x80, None, 1, CpuXOP, Modrm|VexOpcode=4|VexW=1|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Vex, { Unspecified|BaseIndex|RegXMM|RegYMM, RegXMM|RegYMM }
@@ -2758,8 +2794,8 @@ tzmsk,  2, 0x01,   0x4, 1, CpuTBM, Modrm|CheckRegSize|Vex128|VexOpcode=4|VexVVVV
 
 // AMD 3DNow! instructions.
 
-prefetch, 1, 0xf0d, 0x0, 2, Cpu3dnow|CpuPRFCHW, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
-prefetchw, 1, 0xf0d, 0x1, 2, Cpu3dnow|CpuPRFCHW, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+prefetch, 1, 0xf0d, 0x0, 2, Cpu3dnow|CpuPRFCHW, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
+prefetchw, 1, 0xf0d, 0x1, 2, Cpu3dnow|CpuPRFCHW, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 femms, 0, 0xf0e, None, 2, Cpu3dnow, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 pavgusb, 2, 0xf0f, 0xbf, 2, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { Qword|Unspecified|BaseIndex|RegMMX, RegMMX }
 pf2id, 2, 0xf0f, 0x1d, 2, Cpu3dnow, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { Qword|Unspecified|BaseIndex|RegMMX, RegMMX }
@@ -2788,26 +2824,25 @@ pswapd, 2, 0xf0f, 0xbb, 2, Cpu3dnowA, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|N
 
 // AMD extensions.
 syscall, 0, 0xf05, None, 2, CpuSYSCALL, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-syscall, 0, 0xf05, None, 2, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-sysret, 0, 0xf07, None, 2, CpuSYSCALL, DefaultSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { 0 }
-sysret, 0, 0xf07, None, 2, Cpu64, DefaultSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { 0 }
+sysret, 0, 0xf07, None, 2, CpuSYSCALL, No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { 0 }
 swapgs, 0, 0xf01f8, None, 3, Cpu64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 rdtscp, 0, 0xf01f9, None, 3, CpuRdtscp, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 
 // AMD Pacifica additions.
 clgi, 0, 0xf01dd, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 invlpga, 0, 0xf01df, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-invlpga, 2, 0xf01, 0xdf, 2, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64, Reg32 }
+invlpga, 2, 0xf01df, None, 3, CpuSVME, AddrPrefixOpReg, { Acc|Word|Dword|Qword, RegC|Dword }
 skinit, 0, 0xf01de, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-skinit, 1, 0xf01, 0xde, 2, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { Reg32 }
+skinit, 1, 0xf01de, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Acc|Dword }
 stgi, 0, 0xf01dc, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+vmgexit, 0, 0xf30f01d9, None, 3, CpuSEV_ES, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 vmload, 0, 0xf01da, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-vmload, 1, 0xf01, 0xda, 2, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64 }
+vmload, 1, 0xf01da, None, 3, CpuSVME, AddrPrefixOpReg, { Acc|Word|Dword|Qword }
 vmmcall, 0, 0xf01d9, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 vmrun, 0, 0xf01d8, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-vmrun, 1, 0xf01, 0xd8, 2, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64 }
+vmrun, 1, 0xf01d8, None, 3, CpuSVME, AddrPrefixOpReg, { Acc|Word|Dword|Qword }
 vmsave, 0, 0xf01db, None, 3, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-vmsave, 1, 0xf01, 0xdb, 2, CpuSVME, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64 }
+vmsave, 1, 0xf01db, None, 3, CpuSVME, AddrPrefixOpReg, { Acc|Word|Dword|Qword }
 
 
 // SSE4a instructions
@@ -2818,9 +2853,11 @@ extrq, 2, 0x660f79, None, 2, CpuSSE4a, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_
 insertq, 2, 0xf20f79, None, 2, CpuSSE4a, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM, RegXMM }
 insertq, 4, 0xf20f78, None, 2, CpuSSE4a, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Imm8, RegXMM, RegXMM }
 
-// ABM instructions
-popcnt, 2, 0xf30fb8, None, 2, CpuABM|CpuSSE4_2, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf|NoAVX, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
-lzcnt, 2, 0xf30fbd, None, 2, CpuABM|CpuLZCNT, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+// LZCNT instruction
+lzcnt, 2, 0xf30fbd, None, 2, CpuLZCNT, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+
+// POPCNT instruction
+popcnt, 2, 0xf30fb8, None, 2, CpuPOPCNT, Modrm|CheckRegSize|No_bSuf|No_sSuf|No_ldSuf|NoAVX, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
 // VIA PadLock extensions.
 xstore-rng, 0, 0xfa7c0, None, 3, CpuPadLock, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsString|RepPrefixOk, { 0 }
@@ -2855,16 +2892,16 @@ stac, 0, 0xf01cb, None, 3, CpuSMAP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_l
 bnd, 0, 0xf2, None, 1, CpuMPX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IsPrefix, { 0 }
 
 // MPX instructions.
-bndmk, 2, 0xf30f1b, None, 2, CpuMPX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex, RegBND }
+bndmk, 2, 0xf30f1b, None, 2, CpuMPX, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex, RegBND }
 bndmov, 2, 0x660f1a, None, 2, CpuMPX, D|Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex|RegBND, RegBND }
-bndcl, 2, 0xf30f1a, None, 2, CpuMPX|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Anysize|BaseIndex, RegBND }
-bndcl, 2, 0xf30f1a, None, 2, CpuMPX|Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|Anysize|BaseIndex, RegBND }
-bndcu, 2, 0xf20f1a, None, 2, CpuMPX|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Anysize|BaseIndex, RegBND }
-bndcu, 2, 0xf20f1a, None, 2, CpuMPX|Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|Anysize|BaseIndex, RegBND }
-bndcn, 2, 0xf20f1b, None, 2, CpuMPX|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Anysize|BaseIndex, RegBND }
-bndcn, 2, 0xf20f1b, None, 2, CpuMPX|Cpu64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|Anysize|BaseIndex, RegBND }
-bndstx, 2, 0x0f1b, None, 2, CpuMPX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegBND, Anysize|BaseIndex }
-bndldx, 2, 0x0f1a, None, 2, CpuMPX, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex, RegBND }
+bndcl, 2, 0xf30f1a, None, 2, CpuMPX|CpuNo64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|BaseIndex, RegBND }
+bndcl, 2, 0xf30f1a, None, 2, CpuMPX|Cpu64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|BaseIndex, RegBND }
+bndcu, 2, 0xf20f1a, None, 2, CpuMPX|CpuNo64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|BaseIndex, RegBND }
+bndcu, 2, 0xf20f1a, None, 2, CpuMPX|Cpu64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|BaseIndex, RegBND }
+bndcn, 2, 0xf20f1b, None, 2, CpuMPX|CpuNo64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|BaseIndex, RegBND }
+bndcn, 2, 0xf20f1b, None, 2, CpuMPX|Cpu64, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg64|BaseIndex, RegBND }
+bndstx, 2, 0x0f1b, None, 2, CpuMPX, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegBND, BaseIndex }
+bndldx, 2, 0x0f1a, None, 2, CpuMPX, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex, RegBND }
 
 // SHA instructions.
 sha1rnds4, 3, 0xf3acc, None, 3, CpuSHA, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegXMM }
@@ -3443,23 +3480,23 @@ vcvtsd2usi, 3, 0xF279, None, 1, CpuAVX512F, Modrm|EVex=4|VexOpcode=0|No_bSuf|No_
 vcvtsd2ss, 3, 0xF25A, None, 1, CpuAVX512F, Modrm|EVex=4|Masking=3|VexOpcode=0|VexVVVV=1|VexW=2|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM, RegXMM }
 vcvtsd2ss, 4, 0xF25A, None, 1, CpuAVX512F, Modrm|EVex=4|Masking=3|VexOpcode=0|VexVVVV=1|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { Imm8, RegXMM, RegXMM, RegXMM }
 
-vcvtsi2sd, 3, 0xF22A, None, 1, CpuAVX512F|CpuNo64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8MemShift=2|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2sd, 3, 0xF22A, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2sd, 4, 0xF22A, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg64, Imm8, RegXMM, RegXMM }
-vcvtsi2sd, 4, 0xF22A, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg64, RegXMM, RegXMM }
-vcvtusi2sd, 3, 0xF27B, None, 1, CpuAVX512F|CpuNo64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8MemShift=2|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtusi2sd, 3, 0xF27B, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtusi2sd, 4, 0xF27B, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg64, Imm8, RegXMM, RegXMM }
-vcvtusi2sd, 4, 0xF27B, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg64, RegXMM, RegXMM }
-
-vcvtsi2ss, 3, 0xF32A, None, 1, CpuAVX512F|CpuNo64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8MemShift=2|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2ss, 3, 0xF32A, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtsi2ss, 4, 0xF32A, None, 1, CpuAVX512F, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg32|Reg64, Imm8, RegXMM, RegXMM }
-vcvtsi2ss, 4, 0xF32A, None, 1, CpuAVX512F, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
-vcvtusi2ss, 3, 0xF37B, None, 1, CpuAVX512F|CpuNo64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8MemShift=2|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtusi2ss, 3, 0xF37B, None, 1, CpuAVX512F|Cpu64, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
-vcvtusi2ss, 4, 0xF37B, None, 1, CpuAVX512F, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg32|Reg64, Imm8, RegXMM, RegXMM }
-vcvtusi2ss, 4, 0xF37B, None, 1, CpuAVX512F, Modrm|EVex=4|VexOpcode=0|VexVVVV=1|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
+vcvtsi2sd, 3, 0xF22A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2sd, 3, 0xF22A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2sd, 4, 0xF22A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg64, Imm8, RegXMM, RegXMM }
+vcvtsi2sd, 4, 0xF22A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg64, RegXMM, RegXMM }
+vcvtusi2sd, 3, 0xF27B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtusi2sd, 3, 0xF27B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtusi2sd, 4, 0xF27B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg64, Imm8, RegXMM, RegXMM }
+vcvtusi2sd, 4, 0xF27B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|VexW1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg64, RegXMM, RegXMM }
+
+vcvtsi2ss, 3, 0xF32A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2ss, 3, 0xF32A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtsi2ss, 4, 0xF32A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg32|Reg64, Imm8, RegXMM, RegXMM }
+vcvtsi2ss, 4, 0xF32A, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
+vcvtusi2ss, 3, 0xF37B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|ATTSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtusi2ss, 3, 0xF37B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|Disp8ShiftVL|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|IntelSyntax, { Reg32|Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
+vcvtusi2ss, 4, 0xF37B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE, { Reg32|Reg64, Imm8, RegXMM, RegXMM }
+vcvtusi2ss, 4, 0xF37B, None, 1, CpuAVX512F, Modrm|EVexLIG|VexOpcode=0|VexVVVV|No_bSuf|No_wSuf|No_sSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { Imm8, Reg32|Reg64, RegXMM, RegXMM }
 
 vcvtss2sd, 3, 0xF35A, None, 1, CpuAVX512F, Modrm|EVex=4|Masking=3|VexOpcode=0|VexVVVV=1|VexW=1|Disp8MemShift=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Dword|Unspecified|BaseIndex, RegXMM, RegXMM }
 vcvtss2sd, 4, 0xF35A, None, 1, CpuAVX512F, Modrm|EVex=4|Masking=3|VexOpcode=0|VexVVVV=1|VexW=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SAE, { Imm8, RegXMM, RegXMM, RegXMM }
@@ -4002,13 +4039,13 @@ vscatterpf1qps, 1, 0x66C7, 6, 1, CpuAVX512PF, Modrm|EVex=1|Masking=2|NoDefMask|V
 
 // CpuPREFETCHWT1 instructions.
 
-prefetchwt1, 1, 0x0F0D, 2, 2, CpuPREFETCHWT1, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+prefetchwt1, 1, 0x0F0D, 2, 2, CpuPREFETCHWT1, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 
 // CpuPREFETCHWT1 instructions end.
 
 // CLFLUSHOPT instructions.
 
-clflushopt, 1, 0x660fae, 0x7, 2, CpuClflushOpt, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+clflushopt, 1, 0x660fae, 0x7, 2, CpuClflushOpt, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 
 // CLFLUSHOPT instructions end.
 
@@ -4075,14 +4112,18 @@ vcvtudq2pd, 2, 0xF37A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcod
 vcvtudq2pd, 2, 0xF37A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=1|Broadcast|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtudq2pd, 2, 0xF37A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=1|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Dword|XMMword|Unspecified|BaseIndex, RegYMM }
 
-vcvtpd2dq, 2, 0xF2E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvtpd2dq, 2, 0xF2E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvtpd2dq, 2, 0xF2E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvtpd2dqx, 2, 0xF2E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtpd2dqy, 2, 0xF2E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
-vcvtpd2ps, 2, 0x665A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+
+vcvtpd2ps, 2, 0x665A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvtpd2ps, 2, 0x665A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvtpd2psx, 2, 0x665A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtpd2psy, 2, 0x665A, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
-vcvtpd2udq, 2, 0x79, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvtpd2udq, 2, 0x79, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvtpd2udq, 2, 0x79, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvtpd2udqx, 2, 0x79, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtpd2udqy, 2, 0x79, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
@@ -4097,11 +4138,13 @@ vcvtps2ph, 3, 0x661D, None, 1, CpuAVX512F|CpuAVX512VL, RegMem|Masking=3|VexOpcod
 vcvtps2ph, 3, 0x661D, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=2|VexOpcode=2|VexW=1|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Qword|Unspecified|BaseIndex }
 vcvtps2ph, 3, 0x661D, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=2|VexOpcode=2|VexW=1|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM, XMMword|Unspecified|BaseIndex }
 
-vcvttpd2dq, 2, 0x66E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvttpd2dq, 2, 0x66E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Unspecified|Qword|BaseIndex, RegXMM }
+vcvttpd2dq, 2, 0x66E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvttpd2dqx, 2, 0x66E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvttpd2dqy, 2, 0x66E6, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
-vcvttpd2udq, 2, 0x78, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvttpd2udq, 2, 0x78, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvttpd2udq, 2, 0x78, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvttpd2udqx, 2, 0x78, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvttpd2udqy, 2, 0x78, None, 1, CpuAVX512F|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
@@ -4436,7 +4479,8 @@ vcvtuqq2pd, 3, 0xF37A, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0|
 
 vcvtqq2ps, 2, 0x5B, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegZMM|Qword|Unspecified|BaseIndex, RegYMM }
 vcvtqq2ps, 3, 0x5B, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { Imm8, RegZMM, RegYMM }
-vcvtqq2ps, 2, 0x5B, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvtqq2ps, 2, 0x5B, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvtqq2ps, 2, 0x5B, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvtqq2psx, 2, 0x5B, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtqq2psy, 2, 0x5B, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
@@ -4458,7 +4502,8 @@ vcvttps2uqq, 3, 0x6678, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0
 
 vcvtuqq2ps, 2, 0xF27A, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegZMM|Qword|Unspecified|BaseIndex, RegYMM }
 vcvtuqq2ps, 3, 0xF27A, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=3|VexOpcode=0|VexW=2|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { Imm8, RegZMM, RegYMM }
-vcvtuqq2ps, 2, 0xF27A, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
+vcvtuqq2ps, 2, 0xF27A, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
+vcvtuqq2ps, 2, 0xF27A, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Qword|BaseIndex, RegXMM }
 vcvtuqq2psx, 2, 0xF27A, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=2|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Qword|Unspecified|BaseIndex, RegXMM }
 vcvtuqq2psy, 2, 0xF27A, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=3|Masking=3|VexOpcode=0|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Qword|Unspecified|BaseIndex, RegXMM }
 
@@ -4472,20 +4517,22 @@ vpextrd, 3, 0x6616, None, 1, CpuAVX512DQ, Modrm|EVex128|VexOpcode=2|Disp8MemShif
 vpinsrd, 4, 0x6622, None, 1, CpuAVX512DQ, Modrm|EVex128|VexOpcode=2|VexVVVV=1|Disp8MemShift=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg32|Dword|Unspecified|BaseIndex, RegXMM, RegXMM }
 
 vfpclasssd, 3, 0x6667, None, 1, CpuAVX512DQ, Modrm|EVex=4|Masking=2|VexOpcode=2|VexW=2|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Qword|Unspecified|BaseIndex, RegMask }
-vpextrq, 3, 0x6616, None, 1, CpuAVX512DQ, Modrm|EVex128|VexOpcode=2|VexW=2|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Qword|Unspecified|BaseIndex }
-vpinsrq, 4, 0x6622, None, 1, CpuAVX512DQ, Modrm|EVex128|VexOpcode=2|VexVVVV=1|VexW=2|Disp8MemShift=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Qword|Unspecified|BaseIndex, RegXMM, RegXMM }
+vpextrq, 3, 0x6616, None, 1, CpuAVX512DQ|Cpu64, Modrm|EVex128|VexOpcode=2|VexW1|Disp8MemShift=3|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Reg64|Unspecified|BaseIndex }
+vpinsrq, 4, 0x6622, None, 1, CpuAVX512DQ|Cpu64, Modrm|EVex128|VexOpcode=2|VexVVVV=1|VexW1|Disp8MemShift=3|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, Reg64|Unspecified|BaseIndex, RegXMM, RegXMM }
 
 vextractf64x2, 3, 0x6619, None, 1, CpuAVX512DQ, Modrm|MaskingMorZ|VexOpcode=2|VexW=2|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM|RegZMM, RegXMM|Unspecified|BaseIndex }
 vextracti64x2, 3, 0x6639, None, 1, CpuAVX512DQ, Modrm|MaskingMorZ|VexOpcode=2|VexW=2|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM|RegZMM, RegXMM|Unspecified|BaseIndex }
 vinsertf64x2, 4, 0x6618, None, 1, CpuAVX512DQ, Modrm|Masking=3|VexOpcode=2|VexVVVV=1|VexW=2|Disp8MemShift=4|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegYMM|RegZMM, RegYMM|RegZMM }
 vinserti64x2, 4, 0x6638, None, 1, CpuAVX512DQ, Modrm|Masking=3|VexOpcode=2|VexVVVV=1|VexW=2|Disp8MemShift=4|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Unspecified|BaseIndex, RegYMM|RegZMM, RegYMM|RegZMM }
 
-vfpclasspd, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegMask }
+vfpclasspd, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Imm8, RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegMask }
+vfpclasspd, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Imm8, RegXMM|RegYMM|RegZMM|Qword|Unspecified|BaseIndex, RegMask }
 vfpclasspdz, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegZMM|Qword|Unspecified|BaseIndex, RegMask }
 vfpclasspdx, 3, 0x6666, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=2|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Qword|Unspecified|BaseIndex, RegMask }
 vfpclasspdy, 3, 0x6666, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=3|Masking=2|VexOpcode=2|VexW=2|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM|Qword|Unspecified|BaseIndex, RegMask }
 
-vfpclassps, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|RegYMM|RegZMM|Dword|BaseIndex, RegMask }
+vfpclassps, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Imm8, RegXMM|RegYMM|RegZMM|Dword|BaseIndex, RegMask }
+vfpclassps, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { Imm8, RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegMask }
 vfpclasspsz, 3, 0x6666, None, 1, CpuAVX512DQ, Modrm|EVex=1|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegZMM|Dword|Unspecified|BaseIndex, RegMask }
 vfpclasspsx, 3, 0x6666, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=2|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM|Dword|Unspecified|BaseIndex, RegMask }
 vfpclasspsy, 3, 0x6666, None, 1, CpuAVX512DQ|CpuAVX512VL, Modrm|EVex=3|Masking=2|VexOpcode=2|VexW=1|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM|Dword|Unspecified|BaseIndex, RegMask }
@@ -4522,7 +4569,7 @@ vreducess, 5, 0x6657, None, 1, CpuAVX512DQ, Modrm|EVex=4|Masking=3|VexOpcode=2|V
 
 // CLWB instructions.
 
-clwb, 1, 0x660fae, 0x6, 2, CpuCLWB, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+clwb, 1, 0x660fae, 0x6, 2, CpuCLWB, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 
 // CLWB instructions end.
 
@@ -4642,21 +4689,21 @@ vpclmulhqhqdq, 3, 0x6644, 0x11, 1, CpuVPCLMULQDQ|CpuAVX512F, Modrm|VexOpcode=2|V
 // CLZERO instructions
 
 clzero, 0, 0xf01fc, None, 3, CpuCLZERO, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+clzero, 1, 0xf01fc, None, 3, CpuCLZERO, AddrPrefixOpReg, { Acc|Word|Dword|Qword }
 
 // CLZERO instructions end
 
 // MONITORX/MWAITX instructions
+
 monitorx, 0, 0xf01fa, None, 3, CpuMWAITX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-// Need to ensure only "monitorx %rax/%eax/%ax,%ecx,%edx" is accepted.
-monitorx, 3, 0xf01, 0xfa, 2, CpuMWAITX|CpuNo64, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg, { Reg16|Reg32, Reg32, Reg32 }
-monitorx, 3, 0xf01, 0xfa, 2, CpuMWAITX|Cpu64,   No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64, Reg32, Reg32 }
+monitorx, 3, 0xf01fa, None, 3, CpuMWAITX, AddrPrefixOpReg, { Acc|Word|Dword|Qword, RegC|Dword, RegD|Dword }
 // The 64-bit form exists only for compatibility with older gas.
-monitorx, 3, 0xf01, 0xfa, 2, CpuMWAITX|Cpu64,   No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|AddrPrefixOpReg|NoRex64, { Reg32|Reg64, Reg64, Reg64 }
+monitorx, 3, 0xf01fa, None, 3, CpuMWAITX|Cpu64, AddrPrefixOpReg, { Acc|Dword|Qword, RegC|Qword, RegD|Qword }
 
 mwaitx, 0, 0xf01fb, None, 3, CpuMWAITX, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-// Need to ensure only "mwaitx %eax,%ecx,%ebx" is accepted.
 // The 64-bit form exists only for compatibility with older gas.
-mwaitx, 3, 0xf01, 0xfb, 2, CpuMWAITX, CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt|NoRex64, { Reg32|Reg64, Reg32|Reg64, Reg32|Reg64 }
+mwaitx, 3, 0xf01fb, None, 3, CpuMWAITX, CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Acc|Dword|Qword, RegC|Dword|Qword, RegB|Dword|Qword }
+
 // MONITORX/MWAITX instructions end
 
 // OSPKE instructions.
@@ -4715,8 +4762,7 @@ pconfig, 0, 0x0f01c5, None, 3, CpuPCONFIG, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qS
 
 // WAITPKG instructions.
 
-umonitor, 1, 0xf30fae, 0x6, 2, CpuWAITPKG|CpuNo64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|AddrPrefixOpReg, { Reg16|Reg32 }
-umonitor, 1, 0xf30fae, 0x6, 2, CpuWAITPKG|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|AddrPrefixOpReg|NoRex64, { Reg32|Reg64 }
+umonitor, 1, 0xf30fae, 0x6, 2, CpuWAITPKG, Modrm|AddrPrefixOpReg, { Reg16|Reg32|Reg64 }
 
 tpause, 1, 0x660fae, 0x6, 2, CpuWAITPKG, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Reg32|Reg64 }
 
@@ -4726,7 +4772,7 @@ umwait, 1, 0xf20fae, 0x6, 2, CpuWAITPKG, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|N
 
 // CLDEMOTE instructions.
 
-cldemote, 1, 0x0f1c, 0x0, 2, CpuCLDEMOTE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Anysize|BaseIndex }
+cldemote, 1, 0x0f1c, 0x0, 2, CpuCLDEMOTE, Modrm|Anysize|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { BaseIndex }
 
 // CLDEMOTE instructions end.
 
@@ -4734,8 +4780,7 @@ cldemote, 1, 0x0f1c, 0x0, 2, CpuCLDEMOTE, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lS
 
 movdiri, 2, 0xf38f9, None, 3, CpuMOVDIRI, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Reg64, Dword|Qword|Unspecified|BaseIndex }
 
-movdir64b, 2, 0x660f38f8, None, 3, CpuMOVDIR64B|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32 }
-movdir64b, 2, 0x660f38f8, None, 3, CpuMOVDIR64B|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg32|Reg64 }
+movdir64b, 2, 0x660f38f8, None, 3, CpuMOVDIR64B, Modrm|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
 // MOVEDIR instructions end.
 
@@ -4743,12 +4788,11 @@ movdir64b, 2, 0x660f38f8, None, 3, CpuMOVDIR64B|Cpu64, Modrm|No_bSuf|No_wSuf|No_
 
 vcvtne2ps2bf16, 3, 0xf272, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
 
-vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex128|Masking=3|VexW0|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Dword|BaseIndex, RegXMM }
-vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex256|Masking=3|VexW0|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegYMM|Dword|BaseIndex, RegXMM }
 vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|EVex512|Masking=3|VexW0|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegZMM|Dword|Unspecified|BaseIndex, RegYMM }
-
-vcvtneps2bf16x, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex128|Masking=3|VexW0|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex, RegXMM }
-vcvtneps2bf16y, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex256|Masking=3|VexW0|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex, RegXMM }
+vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|Masking=3|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Dword|Unspecified|BaseIndex, RegXMM }
+vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|Masking=3|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
+vcvtneps2bf16x, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex128|Masking=3|VexW0|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Dword|Unspecified|BaseIndex, RegXMM }
+vcvtneps2bf16y, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex256|Masking=3|VexW0|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Dword|Unspecified|BaseIndex, RegXMM }
 
 vdpbf16ps, 3, 0xf352, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
 
@@ -4756,10 +4800,8 @@ vdpbf16ps, 3, 0xf352, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3
 
 // ENQCMD instructions.
 
-enqcmd, 2, 0xf20f38f8, None, 3, CpuENQCMD|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32 }
-enqcmd, 2, 0xf20f38f8, None, 3, CpuENQCMD|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg32|Reg64 }
-enqcmds, 2, 0xf30f38f8, None, 3, CpuENQCMD|CpuNo64, Modrm|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32 }
-enqcmds, 2, 0xf30f38f8, None, 3, CpuENQCMD|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg32|Reg64 }
+enqcmd, 2, 0xf20f38f8, None, 3, CpuENQCMD, Modrm|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
+enqcmds, 2, 0xf30f38f8, None, 3, CpuENQCMD, Modrm|AddrPrefixOpReg, { Unspecified|BaseIndex, Reg16|Reg32|Reg64 }
 
 // ENQCMD instructions end.