求助,汇编计算题!麻烦了麻烦了!
设有关寄存器和存储单元的内容如下:
(DS)=1000 H,(BX)=0100 H,(SI)=0002 H,(10100H)=12 H,(10101H)=34H,(10102H)=56H,
(10103H)=78H,(11200H)=2AH,(11201H)=4CH,(11202H)=0B7H,(11203H)=65H,请指出下列各条指令中源操作数的寻址方式,指令执行后AX寄存器的内容是多少?
(1) MOV AX ,1200H
(2) MOV AX ,BX
(3) MOV AX ,[BX]
(4) MOV AX ,1100H[BX]
(5) MOV AX ,[BX+SI]
(6) MOV AX ,1100H[BX+SI]
设(AX)= 1122H,(BX)=3344H,(CX)=5566H,(SP)=2000H,试分析下列程序执行后,AX、BX、CX、SP中的内容各为多少?
…
PUSH AX
PUSH BX
PUSH CX
POP AX
POP CX
请写出如下程序中每条指令顺序执行后寄存器AX的内容
MOV AX ,123H
MOV AL ,81H
MOV AH ,96H
MOV AL ,98H
MOV AL ,AH
ADD AH ,AL
ADC AX ,0DEH
SUB AX ,0FFFH