A(AX)=1001H
B(AX)=0FFFH
C(AX)=1000H
D(AX)=0111H
设堆栈指针(SS)=2000H,(SP)=1000H,在执行PUSH AX指令后,(SS)=()(SP)=()
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设(DS)=1000H,(ES)=2000H,(SS)=3000H,(BX)=5000H,(BP)=6000H,(DI)=0001H,内存单元中,(21000H)=1234H,(36000H)=9ABCH,(16000H)=9657H,(41002H)=789AH。则MOV AX,[BP]执行后(AX)等于多少?
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设(DS)=1000H,(ES)=2000H,(SS)=3000H,(BX)=5000H,(BP)=6000H,(DI)=0001H,内存单元中,(21000H)=1234H,(36000H)=9ABCH,(16000H)=9657H,(41002H)=789AH。则MOV AX,ES:[1000H]执行时操作数的物理地址为多少?
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设(DS)=1000H,(ES)=2000H,(SS)=3000H,(BX)=5000H,(BP)=6000H,(DI)=0001H,内存单元中,(21000H)=1234H,(36000H)=9ABCH,(16000H)=9657H,(41002H)=789AH。则MOV AX,[BX+DI]执行时操作数的物理地址为多少?
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设(DS)=2000H,(ES)=2100H,(SS)=1500H,(SI)=00A0H,(BX)=0100H,(BP)=0010H,数据变量VAL的偏移地址为0050H,请指出下列指令的源操作数字段是什么寻址方式?它的物理地址是多少? (1) MOV AX,21H (2) MOV AX,BX (3) MOV AX,[1000H] (4) MOV AX,VAL (5) MOV AX,[BX] (6) MOV AX,ES:[BX] (7) MOV AX,[BP] (8) MOV AX,[SI] (9) MOV AX,[BX+10] (10) MOV AX,VAL[BX] (11) MOV AX,[BX][SI] (12) MOV AX,VAL[BX][SI]
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若DS=1000H,BX=2000H,(12000H)=56H,(12001H)=78H,AX=1000H,执行“ADDAX,[BX]”指令后,AX=()。
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MOV AX,[BX]如果(DS)=2000H(BX)=1000H [21000H]=1234H [21002H]=2345H 则(AX)=()。
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设(SS)=2000H,(SP)=0100H,(AX)=2107H,则执行指令PUSH AX后,存放数据21H的物理地址是()
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设初值AX=6264H,CX=0004H,在执行下列程序段后AX=() AND AX, AX JZ DONE SHL CX, 1 ROR AX, CL DONE: OR AX, 1234H
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