• λ我爱Aspx >> Asp.Net >> Opcodes of intel
  • Opcodes of intel

  • :未知  Դ:internet  :2007-5-5 19:47:55  ؼ:

  • Main Instructions

    A || B || C || D || E || H || I || J || L || M || N || O || P || R || S || T || V || W || X

    Name Regs Opcode Proc Description
    AAA 00110111 8086 ASCII Adjust After Addition
    AAD Imm8 11010101 Pentium ASCII Adjust Register AX Before Division
    1101010100001010 8086 ASCII Adjust Register AX Before Division
    AAM Imm8 11010100 Pentium ASCII Adjust AX Register After Multiplication
    1101010000001010 8086 ASCII Adjust AX Register After Multiplication
    AAS 00111111 8086 ASCII Adjust AL Register After Substraction
    ADC Reg,Reg 0001001woorrrmmm 8086 Add Integers with Carry
    Mem,Reg 0001000woorrrmmm 8086 Add Integers with Carry
    Reg,Mem 0001001woorrrmmm 8086 Add Integers with Carry
    Acc,Imm 0001010w 8086 Add Integers with Carry
    Reg,Imm8 1000001woo010mmm 8086 Add Integers with Carry
    Mem,Imm8 1000001woo010mmm 8086 Add Integers with Carry
    Reg,Imm 1000000woo010mmm 8086 Add Integers with Carry
    Mem,Imm 1000000woo010mmm 8086 Add Integers with Carry
    ADD Reg,Reg 0000001woorrrmmm 8086 Add Integers
    Mem,Reg 0000000woorrrmmm 8086 Add Integers
    Reg,Mem 0000001woorrrmmm 8086 Add Integers
    Acc,Imm 0000010w 8086 Add Integers
    Reg,Imm8 1000001woo000mmm 8086 Add Integers
    Mem,Imm8 1000001woo000mmm 8086 Add Integers
    Reg,Imm 1000000woo000mmm 8086 Add Integers
    Mem,Imm 1000000woo000mmm 8086 Add Integers
    AND Reg,Reg 0010001woorrrmmm 8086 Logical AND
    Mem,Reg 0010000woorrrmmm 8086 Logical AND
    Reg,Mem 0010001woorrrmmm 8086 Logical AND
    Acc,Imm 0010010w 8086 Logical AND
    Reg,Imm8 1000001woo100mmm 8086 Logical AND
    Mem,Imm8 1000001woo100mmm 8086 Logical AND
    Reg,Imm 1000000woo100mmm 8086 Logical AND
    Mem,Imm 1000000woo100mmm 8086 Logical AND
    ARPL Reg16,Reg16 01100011oorrrmmm 80286 Adjust Requester Privilege Level of Selector
    Mem16,Reg16 01100011oorrrmmm 80286 Adjust Requester Privilege Level of Selector
    BOUND Reg16,Mem32 01100010oorrrmmm 80186 Check Array Index Against Bounds
    Reg32,Mem64 01100010oorrrmmm 80386 Check Array Index Against Bounds
    BSF RegWord,RegWord 0000111110111100oorrrmmm 80386 Bit Scan Forward
    RegWord,MemWord 0000111110111100oorrrmmm 80386 Bit Scan Forward
    BSR RegWord,RegWord 0000111110111101oorrrmmm 80386 Bit Scan Reverse
    RegWord,MemWord 0000111110111101oorrrmmm 80386 Bit Scan Reverse
    BSWAP RegWord 0000111111001rrr 80486 Byte swap
    BT RegWord,Imm8 0000111110111010oo100mmm 80386 Bit Test
    MemWord,Imm8 0000111110111010oo100mmm 80386 Bit Test
    RegWord,RegWord 0000111110100011oorrrmmm 80386 Bit Test
    MemWord,RegWord 0000111110100011oorrrmmm 80386 Bit Test
    BTC RegWord,Imm8 0000111110111010oo111mmm 80386 Bit Test and Complement
    MemWord,Imm8 0000111110111010oo111mmm 80386 Bit Test and Complement
    RegWord,RegWord 0000111110111011oorrrmmm 80386 Bit Test and Complement
    MemWord,RegWord 0000111110111011oorrrmmm 80386 Bit Test and Complement
    BTR RegWord,Imm8 0000111110111010oo110mmm 80386 Bit Test and Reset
    MemWord,Imm8 0000111110111010oo110mmm 80386 Bit Test and Reset
    RegWord,RegWord 0000111110110011oorrrmmm 80386 Bit Test and Reset
    MemWord,RegWord 0000111110110011oorrrmmm 80386 Bit Test and Reset
    BTS RegWord,Imm8 0000111110111010oo101mmm 80386 Bit Test and Set
    MemWord,Imm8 0000111110111010oo101mmm 80386 Bit Test and Set
    RegWord,RegWord 0000111110101011oorrrmmm 80386 Bit Test and Set
    MemWord,RegWord 0000111110101011oorrrmmm 80386 Bit Test and Set
    CBW 10011000 8086 Convert Byte to Word
    CDQ 10011001 80386 Convert Doubleword to Quad-Word
    CLC 11111000 8086 Clear Carry Flag (CF)
    CLD 11111100 8086 Clear Direction Flag (DF)
    CLI 11111010 8086 Clear Interrupt Flag (IF)
    CLTS 0000111100000110 80286 Clear Task-Switched Flag in Control Register Zero
    CMC 11110101 8086 Complementer Carry Flag (CF)
    CMOVcc Reg,Reg 000011110100ccccoorrrmmm PentiumPro Conditional Move
    Reg,Mem 000011110100ccccoorrrmmm PentiumPro Conditional Move
    CMP Reg,Reg 0011101woorrrmmm 8086 Compare
    Mem,Reg 0011100woorrrmmm 8086 Compare
    Reg,Mem 0011101woorrrmmm 8086 Compare
    Acc,Imm 0011110w 8086 Compare
    Reg,Imm8 1000001woo111mmm 8086 Compare
    Mem,Imm8 1000001woo111mmm 8086 Compare
    Reg,Imm 1000000woo111mmm 8086 Compare
    Mem,Imm 1000000woo111mmm 8086 Compare
    CMPSB 10100110 8086 Compare String - Byte
    CMPSW 10100111 8086 Compare String - Word
    CMPSD 10100111 80386 Compare String - Doubleword
    CMPXCHG Reg,Reg 000011111011000woorrrmmm 80486 Compare and Exchange
    Mem,Reg 000011111011000woorrrmmm 80486 Compare and Exchange
    CMPXCHG8B Mem64 0000111111000111oo001mmm Pentium Compare and Exchange 8 Bytes
    CPUID 0000111110100010 Pentium CPU Identification code to EAX
    CWD 10011001 8086 Convert Word to Doubleword
    CWDE 10011000 80386 Convert Word to Extended Doubleword
    DAA 00100111 8086 Decimal Adjust Register After Addition
    DAS 00101111 8086 Decimal Adjust AL Register After Substraction
    DEC RegWord 01001rrr 8086 Decrement by One
    Reg 1111111woo001mmm 8086 Decrement by One
    Mem 1111111woo001mmm 8086 Decrement by One
    DIV Reg 1111011woo110mmm 8086 Unsigned Integer Divide
    Mem 1111011woo110mmm 8086 Unsigned Integer Divide
    ENTER Imm16,Imm8 11001000 80186 Make Stack Frame for Procedure Parameter
    HLT 11110100 8086 Halt
    IDIV Reg 1111011woo111mmm 8086 Signed Divide
    Mem 1111011woo111mmm 8086 Signed Divide
    IMUL RegWord,RegWord,Imm8 01101011oorrrmmm 80186 Signed Integer Multiply
    RegWord,MemWord,Imm8 01101011oorrrmmm 80186 Signed Integer Multiply
    RegWord,RegWord,Imm 01101001oorrrmmm 80186 Signed Integer Multiply
    RegWord,MemWord,Imm 01101001oorrrmmm 80186 Signed Integer Multiply
    RegWord,Imm8 0110101111rrrqqq 80186 Signed Integer Multiply
    RegWord,Imm 0110100111rrrqqq 80186 Signed Integer Multiply
    RegWord,RegWord 0000111110101111oorrrmmm 80386 Signed Integer Multiply
    RegWord,MemWord 0000111110101111oorrrmmm 80386 Signed Integer Multiply
    Reg 1111011woo101mmm 8086 Signed Integer Multiply
    Mem 1111011woo101mmm 8086 Signed Integer Multiply
    IN Acc,Imm8 1110010w 8086 Input from Port
    Acc,DX 1110110w 8086 Input from Port
    INC RegWord 01000rrr 8086 Increment by 1
    Reg 1111111woo000mmm 8086 Increment by 1
    Mem 1111111woo000mmm 8086 Increment by 1
    INSB 01101100 80186 Input Byte
    INSW 01101101 80186 Input Word
    INSD 01101101 80386 Input DoubleWord
    INT 3 11001100 8086 Call to Interrupt Procedure
    Imm8 11001101 8086 Call to Interrupt Procedure
    INTO 11001110 8086 Interrupt on Overflow
    INVD 0000111100001000 80486 Invalidate data cache
    INVLPG Mem 0000111100000001oo111mmm 80486 Invalidate TBL entry
    IRET 11001111 8086 Return from Interrupt
    IRETD 11001111 80386 Return from Interrupt - 32-bit Mode
    LAHF 10011111 8086 Load Flags into AH Register
    LAR RegWord,RegWord 0000111100000010oorrrmmm 80286 Load Access Rights Byte
    RegWord,MemWord 0000111100000010oorrrmmm 80286 Load Access Rights Byte
    LDS Reg16,Mem32 11000101oorrrmmm 8086 Load Pointer Using DS
    Reg32,Mem64 11000101oorrrmmm 80386 Load Pointer Using DS
    LES Reg16,Mem32 11000100oorrrmmm 8086 Load Pointer Using ES
    Reg32,Mem64 11000100oorrrmmm 80386 Load Pointer Using ES
    LFS Reg16,Mem32 0000111110110100oorrrmmm 80386 Load Pointer Using FS
    Reg32,Mem64 0000111110110100oorrrmmm 80386 Load Pointer Using FS
    LGS Reg16,Mem32 0000111110110101oorrrmmm 80386 Load Pointer Using GS
    Reg32,Mem64 0000111110110101oorrrmmm 80386 Load Pointer Using GS
    LSS Reg16,Mem32 0000111110110010oorrrmmm 80386 Load Pointer Using SS
    Reg32,Mem64 0000111110110010oorrrmmm 80386 Load Pointer Using SS
    LEA RegWord,Mem 10001101oorrrmmm 8086 Load Effective Address
    LEAVE 11001001 80186 High Level Procedure Exit
    LGDT Mem64 0000111100000001oo010mmm 80286 Load Global Descriptor Table
    LIDT Mem64 0000111100000001oo011mmm 80286 Load Interrupt Descriptor Table
    LLDT Reg16 0000111100000000oo010mmm 80286 Load Local Descriptor Table
    Mem16 0000111100000000oo010mmm 80286 Load Local Descriptor Table
    LMSW Reg16 0000111100000001oo110mmm 80286 Load Machine Status Word
    Mem16 0000111100000001oo110mmm 80286 Load Machine Status Word
    LODSB 10101100 8086 Load Byte
    LODSW 10101101 8086 Load Word
    LODSD 10101101 80386 Load Doubleword
    LSL RegWord,RegWord 0000111100000011oorrrmmm 80286 Load Segment Limit
    RegWord,MemWord 0000111100000011oorrrmmm 80286 Load Segment Limit
    LTR Reg16 0000111100000000oo011mmm 80286 Load Task Register
    Mem16 0000111100000000oo011mmm 80286 Load Task Register
    MOV MemOfs,Acc 1010001w 8086 Move Data
    Acc,MemOfs 1010000w 8086 Move Data
    Reg,Imm 1011wrrr 8086 Move Data
    Mem,Imm 1100011woo000mmm 8086 Move Data
    Reg,Reg 1000101woorrrmmm 8086 Move Data
    Reg,Mem 1000101woorrrmmm 8086 Move Data
    Mem,Reg 1000100woorrrmmm 8086 Move Data
    Reg16,Seg 10001100oosssmmm 8086 Move Data
    Seg,Reg16 10001110oosssmmm 8086 Move Data
    Mem16,Seg 10001100oosssmmm 8086 Move Data
    Seg,Mem16 10001110oosssmmm 8086 Move Data
    Reg32,CRn 000011110010000011sssrrr 80386 Move Data
    CRn,Reg32 000011110010001011sssrrr 80386 Move Data
    Reg32,DRn 000011110010000111sssrrr 80386 Move Data
    DRn,Reg32 000011110010001111sssrrr 80386 Move Data
    Reg32,TRn 000011110010010011sssrrr 80386 Move Data
    TRn,Reg32 000011110010011011sssrrr 80386 Move Data
    MOVSB 10100100 8086 Move Byte
    MOVSW 10100101 8086 Move Word
    MOVSD 10100101 80386 Move Doubleword
    MOVSX RegWord,Reg8 0000111110111110oorrrmmm 80386 Move with Sign Extension
    RegWord,Mem8 0000111110111110oorrrmmm 80386 Move with Sign Extension
    RegWord,Reg16 0000111110111111oorrrmmm 80386 Move with Sign Extension
    RegWord,Mem16 0000111110111111oorrrmmm 80386 Move with Sign Extension
    MOVZX RegWord,Reg8 0000111110110110oorrrmmm 80386 Move with Zero Extension
    RegWord,Mem8 0000111110110110oorrrmmm 80386 Move with Zero Extension
    RegWord,Reg16 0000111110110111oorrrmmm 80386 Move with Zero Extension
    RegWord,Mem16 0000111110110111oorrrmmm 80386 Move with Zero Extension
    MUL Reg 1111011woo100mmm 8086 Unsigned Integer Multiply of AL, AX or EAX
    Mem 1111011woo100mmm 8086 Unsigned Integer Multiply of AL, AX or EAX
    NEG Reg 1111011woo011mmm 8086 Negate(Two's Complement)
    Mem 1111011woo011mmm 8086 Negate(Two's Complement)
    NOP 10010000 8086 No Operation
    NOT Reg 1111011woo010mmm 8086 Negate(One's Complement)
    Mem 1111011woo010mmm 8086 Negate(One's Complement)
    OR Reg,Reg 0000101woorrrmmm 8086 Logical Inclusive OR
    Mem,Reg 0000100woorrrmmm 8086 Logical Inclusive OR
    Reg,Mem 0000101woorrrmmm 8086 Logical Inclusive OR
    Acc,Imm 0000110w 8086 Logical Inclusive OR
    Reg,Imm8 1000001woo001mmm 8086 Logical Inclusive OR
    Mem,Imm8 1000001woo001mmm 8086 Logical Inclusive OR
    Reg,Imm 1000000woo001mmm 8086 Logical Inclusive OR
    Mem,Imm 1000000woo001mmm 8086 Logical Inclusive OR
    OUT Imm8,Acc 1110011w 8086 Output To Port
    DX,Acc 1110111w 8086 Output To Port
    OUTSB 01101110 80186 Output Byte
    OUTSW 01101111 80186 Output Word
    OUTSD 01101111 80386 Output Doubleword
    POP RegWord 01011rrr 8086 Pop a Word from the Stack
    MemWord 10001111oo000mmm 8086 Pop a Word from the Stack
    SegOld 00sss111 8086 Pop a Word from the Stack
    Seg 0000111110sss001 80386 Pop a Word from the Stack
    POPA 01100001 80186 POP All Registers
    POPAD 01100001 80386 POP All Registers - 32-bit Mode
    POPF 10011101 8086 POP Stack into FLAGS
    POPFD 10011101 80386 POP Stack into EFLAGS
    PUSH RegWord 01010rrr 8086 Push Operand onto Stack
    MemWord 11111111oo110mmm 8086 Push Operand onto Stack
    SegOld 00sss110 8086 Push Operand onto Stack
    Seg 0000111110sss000 80386 Push Operand onto Stack
    Imm8 01101010 80186 Push Operand onto Stack
    Imm 01101000 80186 Push Operand onto Stack
    PUSHW Imm16 01101000 80286 PUSH Word
    PUSHD Imm32 01101000 80386 PUSH Double Word
    PUSHA 01100000 80186 PUSH All Registers
    PUSHAD 01100000 80386 PUSH All Registers - 32-bit Mode
    PUSHF 10011100 8086 PUSH FLAGS
    PUSHFD 10011100 80386 PUSH EFLAGS
    RCL Reg,1 1101000woo010mmm 8086 Rotate Left through Carry - Uses CF for Extension
    Mem,1 1101000woo010mmm 8086 Rotate Left through Carry - Uses CF for Extension
    Reg,CL 1101001woo010mmm 8086 Rotate Left through Carry - Uses CF for Extension
    Mem,CL 1101001woo010mmm 8086 Rotate Left through Carry - Uses CF for Extension
    Reg,Imm8 1100000woo010mmm 80186 Rotate Left through Carry - Uses CF for Extension
    Mem,Imm8 1100000woo010mmm 80186 Rotate Left through Carry - Uses CF for Extension
    RCR Reg,1 1101000woo011mmm 8086 Rotate Right through Carry - Uses CF for Extension
    Mem,1 1101000woo011mmm 8086 Rotate Right through Carry - Uses CF for Extension
    Reg,CL 1101001woo011mmm 8086 Rotate Right through Carry - Uses CF for Extension
    Mem,CL 1101001woo011mmm 8086 Rotate Right through Carry - Uses CF for Extension
    Reg,Imm8 1100000woo011mmm 80186 Rotate Right through Carry - Uses CF for Extension
    Mem,Imm8 1100000woo011mmm 80186 Rotate Right through Carry - Uses CF for Extension
    RDMSR 0000111100110010 Pentium Read from Model Specific Register
    RDTSC 0000111101010001 Pentium Read Timwatamp Counter
    RET NEAR 11000011 8086 Return from subprocedure
    RET imm NEAR 11000010 8086 Return from subprocedure
    RET FAR 11001011 8086 Return from subprocedure
    RET imm FAR 11001010 8086 Return from subprocedure
    RDPMC 0000111100110011 PentiumPro Read Performance Monitor Counter
    ROL Reg,1 1101000woo000mmm 8086 Rotate Left through Carry - Wrap bits around
    Mem,1 1101000woo000mmm 8086 Rotate Left through Carry - Wrap bits around
    Reg,CL 1101001woo000mmm 8086 Rotate Left through Carry - Wrap bits around
    Mem,CL 1101001woo000mmm 8086 Rotate Left through Carry - Wrap bits around
    Reg,Imm8 1100000woo000mmm 80186 Rotate Left through Carry - Wrap bits around
    Mem,Imm8 1100000woo000mmm 80186 Rotate Left through Carry - Wrap bits around
    ROR Reg,1 1101000woo001mmm 8086 Rotate Right through Carry - Wrap bits around
    Mem,1 1101000woo001mmm 8086 Rotate Right through Carry - Wrap bits around
    Reg,CL 1101001woo001mmm 8086 Rotate Right through Carry - Wrap bits around
    Mem,CL 1101001woo001mmm 8086 Rotate Right through Carry - Wrap bits around
    Reg,Imm8 1100000woo001mmm 80186 Rotate Right through Carry - Wrap bits around
    Mem,Imm8 1100000woo001mmm 80186 Rotate Right through Carry - Wrap bits around
    RSM 0000111110101010 Pentium Return from System Management mode
    SALC 11010110 Pentium Pro Set AL on Carry
    SAHF 10011110 8086 Load Flags into AH Register
    SAL Reg,1 1101000woo100mmm 8086 Shift Arithmetic Left
    Mem,1 1101000woo100mmm 8086 Shift Arithmetic Left
    Reg,CL 1101001woo100mmm 8086 Shift Arithmetic Left
    Mem,CL 1101001woo100mmm 8086 Shift Arithmetic Left
    Reg,Imm8 1100000woo100mmm 80186 Shift Arithmetic Left
    Mem,Imm8 1100000woo100mmm 80186 Shift Arithmetic Left
    SAR Reg,1 1101000woo111mmm 8086 Shift Arithmetic Right
    Mem,1 1101000woo111mmm 8086 Shift Arithmetic Right
    Reg,CL 1101001woo111mmm 8086 Shift Arithmetic Right
    Mem,CL 1101001woo111mmm 8086 Shift Arithmetic Right
    Reg,Imm8 1100000woo111mmm 80186 Shift Arithmetic Right
    Mem,Imm8 1100000woo111mmm 80186 Shift Arithmetic Right
    SETcc Reg8 000011111001ccccoo000mmm 80386 Set Byte on Condition Code
    Mem8 000011111001ccccoo000mmm 80386 Set Byte on Condition Code
    SHL Reg,1 1101000woo100mmm 8086 Shift Logic Left
    Mem,1 1101000woo100mmm 8086 Shift Logic Left
    Reg,CL 1101001woo100mmm 8086 Shift Logic Left
    Mem,CL 1101001woo100mmm 8086 Shift Logic Left
    Reg,Imm8 1100000woo100mmm 80186 Shift Logic Left
    Mem,Imm8 1100000woo100mmm 80186 Shift Logic Left
    SHR Reg,1 1101000woo101mmm 8086 Shift Logic Right
    Mem,1 1101000woo101mmm 8086 Shift Logic Right
    Reg,CL 1101001woo101mmm 8086 Shift Logic Right
    Mem,CL 1101001woo101mmm 8086 Shift Logic Right
    Reg,Imm8 1100000woo101mmm 80186 Shift Logic Right
    Mem,Imm8 1100000woo101mmm 80186 Shift Logic Right
    SBB Reg,Reg 0001101woorrrmmm 8086 Substract Integers with Borrow
    Mem,Reg 0001100woorrrmmm 8086 Substract Integers with Borrow
    Reg,Mem 0001101woorrrmmm 8086 Substract Integers with Borrow
    Acc,Imm 0001110w 8086 Substract Integers with Borrow
    Reg,Imm8 1000001woo011mmm 8086 Substract Integers with Borrow
    Mem,Imm8 1000001woo011mmm 8086 Substract Integers with Borrow
    Reg,Imm 1000000woo011mmm 8086 Substract Integers with Borrow
    Mem,Imm 1000000woo011mmm 8086 Substract Integers with Borrow
    SCASB 10101110 8086 Compare Byte
    SCASW 10101111 8086 Compare Word
    SCASD 10101111 80386 Compare Doubleword
    SGDT Mem64 0000111100000001oo000mmm 80286 Store Global Descriptor Table
    SHLD RegWord,RegWord,Imm8 0000111110100100oorrrmmm 80386 Double Precision Shift Left
    MemWord,RegWord,Imm8 0000111110100100oorrrmmm 80386 Double Precision Shift Left
    RegWord,RegWord,CL 0000111110100101oorrrmmm 80386 Double Precision Shift Left
    MemWord,RegWord,CL 0000111110100101oorrrmmm 80386 Double Precision Shift Left
    SHRD RegWord,RegWord,Imm8 0000111110101100oorrrmmm 80386 Double Precision Shift Right
    MemWord,RegWord,Imm8 0000111110101100oorrrmmm 80386 Double Precision Shift Right
    RegWord,RegWord,CL 0000111110101101oorrrmmm 80386 Double Precision Shift Right
    MemWord,RegWord,CL 0000111110101101oorrrmmm 80386 Double Precision Shift Right
    SIDT Mem64 0000111100000001oo001mmm 80286 Store Interrupt Descriptor Table
    SLDT Reg16 0000111100000000oo000mmm 80286 Store Local Descriptor Table Register (LDTR)
    Mem16 0000111100000000oo000mmm 80286 Store Local Descriptor Table Register (LDTR)
    SMSW Reg16 0000111100000001oo100mmm 80286 Store Machine Status Word
    Mem16 0000111100000001oo100mmm 80286 Store Machine Status Word
    STC 11111001 8086 Set Carry Flag(CF)
    STD 11111101 8086 Set Direction Flag(DF)
    STI 11111011 8086 Set Interrupt Flag(IF)
    STOSB 10101010 8086 Store String Data Byte
    STOSW 10101011 8086 Store String Data Word
    STOSD 10101011 80386 Store String Data DoubleWord
    STR Reg16 0000111100000000oo001mmm 80286 Store Task Register
    Mem16 0000111100000000oo001mmm 80286 Store Task Register
    SUB Reg,Reg 0010101woorrrmmm 8086 Subtract
    Mem,Reg 0010100woorrrmmm 8086 Subtract
    Reg,Mem 0010101woorrrmmm 8086 Subtract
    Acc,Imm 0010110w 8086 Subtract
    Reg,Imm8 1000001woo101mmm 8086 Subtract
    Mem,Imm8 1000001woo101mmm 8086 Subtract
    Reg,Imm 1000000woo101mmm 8086 Subtract
    Mem,Imm 1000000woo101mmm 8086 Subtract
    TEST Reg,Reg 1000010woorrrmmm 8086 Test Operands
    Mem,Reg 1000010woorrrmmm 8086 Test Operands
    Reg,Mem 1000010woorrrmmm 8086 Test Operands
    Acc,Imm 1010100w 8086 Test Operands
    Reg,Imm 1111011woo000mmm 8086 Test Operands
    Mem,Imm 1111011woo000mmm 8086 Test Operands
    VERR Reg16 0000111100000000oo100mmm 80286 Verify Read
    Mem16 0000111100000000oo100mmm 80286 Verify Read
    VERW Reg16 0000111100000000oo101mmm 80286 Verify Write
    Mem16 0000111100000000oo101mmm 80286 Verify Write
    WAIT 10011011 8086 Wait for FPU
    WBINVD 0000111100001001 80486 Write Back and Invalidate Data Cache
    WRMSR 0000111100110000 Pentium Write to Model Specific Register
    XADD Reg,Reg 000011111100000woorrrmmm 80486 Exchange and Add
    Mem,Reg 000011111100000woorrrmmm 80486 Exchange and Add
    XCHG AccWord,RegWord 10010rrr 8086 Exchange
    RegWord,AccWord 10010rrr 8086 Exchange
    Reg,Reg 1000011woorrrmmm 8086 Exchange
    Mem,Reg 1000011woorrrmmm 8086 Exchange
    Reg,Mem 1000011woorrrmmm 8086 Exchange
    XLAT 11010111 8086 Translate
    XOR Reg,Reg 0011001woorrrmmm 8086 Exclusive-OR
    Mem,Reg 0011000woorrrmmm 8086 Exclusive-OR
    Reg,Mem 0011001woorrrmmm 8086 Exclusive-OR
    Acc,Imm 0011010w 8086 Exclusive-OR
    Reg,Imm8 1000001woo110mmm 8086 Exclusive-OR
    Mem,Imm8 1000001woo110mmm 8086 Exclusive-OR
    Reg,Imm 1000000woo110mmm 8086 Exclusive-OR
    Mem,Imm 1000000woo110mmm 8086 Exclusive-OR
    CALL MemFar 11111111oo011mmm 8086 Call a Procedure
    Near 11101000 8086 Call a Procedure
    Far 10011010 8086 Call a Procedure
    RegWord 11111111oo010mmm 8086 Call a Procedure
    MemNear 11111111oo010mmm 8086 Call a Procedure
    Jcc Short 0111cccc 8086 Jump on Some Condition Code
    Near 000011111000cccc 80386 Jump on Some Condition Code
    JCXZ Short 11100011 8086
    JCXE Short 11100011 8086
    JECXZ Short 11100011 8086
    JECXE Short 11100011 8086
    JMP MemFar 11111111oo101mmm 8086
    Short 11101011 8086
    Near 11101001 8086
    Far 11101010 8086
    RegWord 11111111oo100mmm 8086
    MemNear 11111111oo100mmm 8086
    LOOP Short 11100010 8086 Loop Control While ECX Counter Not Zero
    LOOPZ Short 11100001 8086 Loop while Zero
    LOOPE Short 11100001 8086 Loop while Equal
    LOOPNZ Short 11100000 8086 Loop while Not Zero
    LOOPNE Short 11100000 8086 Loop while Not Equal
    LOCK 11110000 8086 Assert Lock# Signal Prefix
    LOCK: 11110000 8086 Assert Lock# Signal Prefix
    REP 11110011 8086 Repeat Following String Operation
    REPE 11110011 8086 Repeat while Equal
    REPZ 11110011 8086 Repeat while Zero
    REPNE 11110010 8086 Repeat while Not Equal
    REPNZ 11110010 8086 Repeat while Not Zero
    CS: 00101110 8086 CS segment override prefix
    DS: 00111110 8086 DS segment override prefix
    ES: 00100110 8086 ES segment override prefix
    FS: 01100100 80386 FS segment override prefix
    GS: 01100101 80386 GS segment override prefix
    SS: 00110110 8086 SS segment override prefix
    Ҷƪл˵?
  • һƪMMX Instructions
    һƪ程序员与MM