1 byte - opcode 表
0 
     | 
    1  | 
    2  | 
    3  | 
    4  | 
    5  | 
    6  | 
    7  | 
    8  | 
    9  | 
    a  | 
    b  | 
    c  | 
    d  | 
    e 
     | 
    f 
     | 
  |
0  | 
    ADD  | 
    PUSH ES   | 
    POP ES   | 
    OR  | 
    PUSH CS   | 
    escape prefix   | 
  ||||||||||
Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
    Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
  |||||
1  | 
    ADC  | 
    PUSH SS   | 
    POP SS   | 
    SBB   | 
    PUSH DS   | 
    POP DS   | 
  ||||||||||
Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
    Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
  |||||
2  | 
    AND  | 
    seg ES  | 
    DAA  | 
    SUB  | 
    seg CS  | 
    DAS  | 
  ||||||||||
Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
    Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
  |||||
3  | 
    XOR  | 
    seg SS  | 
    AAA  | 
    CMP  | 
    seg DS  | 
    AAS  | 
  ||||||||||
Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
    Eb, Gb  | 
    Ev, Gv  | 
    Gb, Eb  | 
    Gv, Ev  | 
    AL, Ib   | 
    rAX, Iz   | 
  |||||
4  | 
    INC  | 
    DEC  | 
  ||||||||||||||
eAX  | 
    eCX  | 
    eDX  | 
    eBX  | 
    eSP  | 
    eBP  | 
    eSI  | 
    eDI  | 
    eAX  | 
    eCX  | 
    eDX  | 
    eBX  | 
    eSP  | 
    eBP  | 
    eSI  | 
    eDI  | 
  |
5  | 
    PUSH  | 
    POP  | 
  ||||||||||||||
rAX/r8  | 
    rCX/r9  | 
    rDX/r10  | 
    rBX/r11  | 
    rSP/r12  | 
    rBP/r13  | 
    rSI/r14  | 
    rDI/r15  | 
    rAX/r8  | 
    rCX/r9  | 
    rDX/r10  | 
    rBX/r11  | 
    rSP/r12  | 
    rBP/r13  | 
    rSI/r14  | 
    rDI/r15  | 
  |
6 
     | 
    PUSHA/D  | 
    POPA/D  | 
    BOUND Gv,Ma   | 
    ARPL Ew,Gw  | 
    seg FS  | 
    seg DS  | 
    operand size   | 
    address size   | 
    PUSH Iz   | 
    IMUL Gv, Ev, Iz   | 
    PUSH Ib   | 
    IMUL Gv, Ev, Ib   | 
    INSB Yb, DX | INSW/D Yz, DX | OUTSB DX, Xb   | 
    OUTSW/D DX, Xz   | 
  
MOVSXD Gv,Ed   | 
  ||||||||||||||||
7 
     | 
    JO  | 
    JNO  | 
    JB  | 
    JNB  | 
    JZ  | 
    JNZ  | 
    JBE  | 
    JNBE  | 
    JS  | 
    JNS  | 
    JP  | 
    JNP  | 
    JL  | 
    JNL  | 
    JLE  | 
    JNLE  | 
  
Jb  | 
    Jb  | 
  |||||||||||||||
8 
     | 
    TEST  | 
    XCHG  | 
    MOV  | 
    LEA Gv, M   | 
    MOV Sw, Ew   | 
    |||||||||||
Eb, Gb   | 
    Ev, Gv   | 
    Eb, Gb   | 
    Ev, Gb   | 
    Eb, Gb   | 
    Ev, Gv   | 
    Gb, Eb   | 
    Gv, Ev   | 
    Mw/Rv, Sw   | 
  ||||||||
9  | 
    XCHG   | 
    CBW/CWDE/CDQE   | 
    CWD/CDQ/CQO  | 
    CALL Ap   | 
    WAIT/FWAIT  | 
    PUSHF/D/Q Fv   | 
    POPF/D/Q Fv   | 
    SAHF  | 
    LAHF  | 
  |||||||
r8, rAX   | 
    rCX/r9, rAX   | 
    rDX/r10, rAX   | 
    rBX/r11, rAX   | 
    rSP/r12, rAX   | 
    rBP/r13,rAX  | 
    rSI/r14, rAX   | 
    rDI/r15, rAX   | 
  |||||||||
NOP/PAUSE  | 
  ||||||||||||||||
a 
     | 
    MOV  | 
    MOVSB Yb, Xb   | 
    MOVSW/D/Q Yv, Xv   | 
    CMPSB Xb, Yb   | 
    CMPSW/D/Q Xv, Yv   | 
    TEST  | 
    STOSB Yv, AL   | 
    STOSW/D/Q Yv, rAX   | 
    LODSB AL, Xb   | 
    LODSW/D/Q rAX, Xv  | 
    SCASB AL, Yb   | 
    SASW/D/Q rAX, Yv   | 
  ||||
AL, Ob   | 
    rAX, Ov   | 
    Ob, AL   | 
    Ov, rAX   | 
    AL, Ib   | 
    rAX, Iz   | 
  |||||||||||
b  | 
    MOV  | 
    MOV  | 
  ||||||||||||||
AL, Ib r8b, Ib  | 
    CL, Ib r9b, Ib  | 
    DL, Ib r10b, Ib  | 
    BL, Ib r11b, Ib  | 
    AH, Ib r12b, Ib  | 
    CH, Ib r13b, Ib  | 
    DH, Ib r14b, Ib  | 
    BH, Ib r15b, Ib  | 
    rAX, Iv r8, Iv  | 
    rCX, Iv r9, Iv;  | 
    rDX, Iv r10, Iv  | 
    rBX, Iv r11, Iv  | 
    rSP, Iv r12, Iv  | 
    rBP, Iv r13, Iv  | 
    rSI, Iv r14, Iv  | 
    rDI, Iv r15, Iv  | 
  |
c 
     | 
    RET(near)  Iw   | 
    RET(near)   | 
    LES Gz, Mp   | 
    LDS Gz, Mp   | 
    ENTER Iw, Ib   | 
    LEAVE  | 
    RET(far) Iw   | 
    RET(far)  | 
    INT3  | 
    INT Ib   | 
    INTO  | 
    IRET/IRETD/IRETQ  | 
  ||||
d 
     | 
    AAM  | 
    AAD  | 
    SALC  | 
    XLAT  | 
    x87 Opcode   | 
  |||||||||||
e 
     | 
    LOOPNZ  | 
    LOOPZ  | 
    LOOP  | 
    JrCXZ  | 
    IN  | 
    OUT  | 
    CALL Jz   | 
    JMP  | 
    IN  | 
    OUT  | 
  ||||||
Jb  | 
    AL, Ib   | 
    eAX, Ib   | 
    Ib, AL   | 
    Ib, eAX   | 
    Jz  | 
    Ap  | 
    Jb  | 
    AL, DX   | 
    eAX, DX   | 
    DX, AL  | 
    DX, eAX   | 
  |||||
f 
     | 
    LOCK:  | 
    INT1  | 
    REPNZ:  | 
    REP:  | 
    HLT  | 
    CMC  | 
    CLC  | 
    STC  | 
    CLI  | 
    STI  | 
    CLD  | 
    STD  | 
    ||||
ICE Bkpt   | 
    REPZ:  | 
  |||||||||||||||