Machine Language Instructions for the Intel 80x86 family of micro processors.

For more detailed information on these instructions:

 
 Name Operands 	 Machine encoding
 ----- --------------------- ---------------------------------------------------
 AAA			 00110111
 AAD			 11010101 00001010
 AAM			 11010100 00001010
 AAS			 00111111
 Mpf	Dst	Src	 00Mop0dw MdRegR/m {disp}	{disp}
 Mps	R/m	B/w	 100000sw MdMopR/m {disp}	{disp}	 data	 {data}
 Mpf	Accum	B/w	 00Mop10w data		{data}
 BOUND	RgW	Md	 01100010 MdRgWR/m disp	disp
 CALL	LblNear 	 11101000 disp disp
 CALL	LblFar		 10011010 disp disp	disp	 disp
 CALL	Rw/Mw		 11111111 Md010R/m
 CALL	Md		 11111111 Md011R/m
 CBW			 10011000
 CLC			 11111000
 CLD			 11111100
 CLI			 11111010
 CMC			 11110101
 CMPSz			 1010011z
 CWD			 10011001
 DAA			 00100111
 DAS			 00101111
 DEC	Rb/m		 1111111w Md001R/m {disp}	{disp}
 DEC	RgW		 01001RgW
 ENTER	Word	Byte	 11001000 word------------	byte--
 ESC	Bit6	R/m	 11011TTT MdLLLR/m
 HLT			 11110100
 Rop	R/m		 1111011w MdRopR/m {disp}	{disp}
 IMUL	Rb	{Rb/Ms} B/w 011010s1 MdRegR/m {disp}	{disp}	 data	 {data}
 IN	Accum	B/w	 1110010w data {data}
 IN	Accum	DX	 1110110w
 INC	Rb/m		 1111111w Md000R/m
 INC	RgW		 01000RgW
 INSz			 0110110z
 INT	Byte		 11001101 data
 INT	3		 11001100
 INTO			 11001110
 IRET			 11001111
 Jcond	lblShrt 	 0111cond disp
 JCXZ	lblShrt 	 11100011 disp
 JMP	LblShrt 	 11101011 disp
 JMP	LblNear 	 11101001 disp disp
 JMP	LblFar		 11101010 disp disp	disp	 disp
 JMP	Rw/mn		 11111111 Md100R/m
 JMP	FAR	Md	 11111111 Md101R/m
 LAHF			 10001111
 LDS	RgW	Mn	 11000101 MdRgWR/m disp	disp
 LES	RgW	Mn	 11000100 MdRgWR/m disp	disp
 LEA	RgW	Mn	 10001101 MdRgWR/m disp	disp
 LEAVE			 11001001
 LOCK			 11110000
 LODSz			 1010110z
 LOOPzz 	Short	 111000zz disp
 MOV	Dst	Src	 100010dw MdRegR/m {DispLo} {DispHi}
 MOV	R/m	B/w	 1100011w Md000R/m {DispLo} {DispHi} Data	 {Data}
 MOV	wreg	B/w	 1011wreg Data {Data}
 MOV	Accum	Lable	 101000dw OffsetLo OffsetHi
 MOV	SegDst	SegSrc	 100011d0 MdSegR/m {DispLo} {DispHi}
 MOVSz			 1010010z
 NOP			 10010000
 OUT	Byte	Accum	 1110011w Data
 OUT	DX	Accum	 1110111w
 OUTSz			 0110111z
 POP	RgW		 01011RgW
 POP	Rw/mn		 10001111 Md000R/m {disp}	{disp}
 POP	Seg		 000sr111
 POPA			 01100001
 POPF			 10011101
 PUSH	RgW		 01010RgW
 PUSH	Rw/mn		 11111111 Md110R/m {disp}	{disp}
 PUSH	Seg		 000sr110
 PUSH	B/w		 011010s0 Data {Data}
 PUSHA			 01100000
 PUSHF			 10011100
 Ttt	R/m	1	 1101000w MdTttR/m {disp}	{disp}
 Ttt	R/m	CL	 1101001w MdTttR/m {disp}	{disp}
 Ttt	R/w	Byte	 1100000w MdTttR/m {disp}	{disp}	 Data
 REP	StringInstruction 11110010
 REPE	StringComparison 11110011
 REPNE	StringComparison 11110010
 RET	NEAR		 11000011
 RET	NEAR	Word	 11000010 Data Data
 RET	FAR		 11001011
 RET	FAR	Word	 11001010 Data Data
 SAHF			 10011110
 SCASB			 10101110
 SCASW			 10101111
 STC			 11111001
 STD			 11111101
 STI			 11111011
 STOSB			 10101010
 STOSW			 10101011
 TEST	Reg	R/m	 1000011w MdRegR/m {disp}	{disp}
 TEST	R/m	B/w	 1111011w Md000R/m {disp}	{disp}	 Data	 {Data}
 TEST	Accum	B/w	 1010100w Data {Data}
 WAIT			 10011011
 XCHG	Reg	R/m	 1000011w MdRegR/m {disp}	{disp}
 XCHG	Accum	RgW	 10010RgW
 XLAT			 11010111


file: /Techref/intel/80X86OPS.HTM, 3KB, , updated: 2001年4月17日 10:19, local time: 2025年9月3日 00:53,
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