Instruction Set Summary
A-11
2A
0010 1010
mod reg r/m
(disp-low),(disp-high)
SUB r8,r/m8
2B
0010 1011
mod reg r/m
(disp-low),(disp-high)
SUB r16,r/m16
2C
0010 1100
data-8
SUB AL,imm8
2D
0010 1101
data-low
data-high
SUB AX,imm16
2E
0010 1110
(CS segment register
override prefix)
2F
0010 1111
DAS
30
0011 0000
mod reg r/m
(disp-low),(disp-high)
XOR r/m8,r8
31
0011 0001
mod reg r/m
(disp-low),(disp-high)
XOR r/m16,r16
32
0011 0010
mod reg r/m
(disp-low),(disp-high)
XOR r8,r/m8
33
0011 0011
mod reg r/m
(disp-low),(disp-high)
XOR r16,r/m16
34
0011 0100
data-8
XOR AL,imm8
35
0011 0101
data-low
data-high
XOR AX,imm16
36
0011 0110
(SS segment register
override prefix)
37
0011 0111
AAA
38
0011 1000
mod reg r/m
(disp-low),(disp-high)
CMP r/m8,r8
39
0011 1001
mod reg r/m
(disp-low),(disp-high)
CMP r/m16,r16
3A
0011 1010
mod reg r/m
(disp-low),(disp-high)
CMP r8,r/m8
3B
0011 1011
mod reg r/m
(disp-low),(disp-high)
CMP r16,r/m16
3C
0011 1100
data-8
CMP AL,imm8
3D
0011 1101
data-low
data-high
CMP AX,imm16
3E
0011 1110
(DS segment register
override prefix)
3F
0011 1111
AAS
40
0100 0000
INC AX
41
0100 0001
INC CX
42
0100 0010
INC DX
43
0100 0011
INC BX
44
0100 0100
INC SP
45
0100 0101
INC BP
46
0100 0110
INC SI
47
0100 0111
INC DI
48
0100 1000
DEC AX
49
0100 1001
DEC CX
4A
0100 1010
DEC DX
4B
0100 1011
DEC BX
4C
0100 1100
DEC SP
4D
0100 1101
DEC BP
4E
0100 1110
DEC SI
4F
0100 1111
DEC DI
50
0101 0000
PUSH AX
51
0101 0001
PUSH CX
52
0101 0010
PUSH DX
Table A-3
Instruction Set Summary by Opcode
Opcode
Instruction Format
Byte 1
Hex Binary
Byte 2
Bytes 3–6
Содержание Am186 Series
Страница 1: ...Am186 and Am188 Family Instruction Set Manual February 1997...
Страница 10: ...Table of Contents x...
Страница 18: ...Programming 1 8...
Страница 40: ...Instruction Set Listing 3 14...