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#2
az98416822010-10-16 11:43
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DSEG SEGMENT
VAR1 DQ [1234567890ABBACCH]
VAR2 DQ [0EFFF00FFABF0CDEAH]
VAR3 DQ [?]
DSEG ENDS
CSEG SEGMENT
ASSUME CS:CSEG,DS:DSEG
START:
MOV AX,DSEG
MOV DS,AX
MOV CX,4
LEA SI,VAR1
LEA DI,VAR2
LEA BX,VAR3
AGAIN:
MOV AX,[SI]
ADC AX,[DI]
MOV [BX],AX
INC SI
INC SI
INC DI
INC DI
INC BX
INC BX
LOOP AGAIN
MOV AX,0000H
ADC AX,0000H
MOV [BX],AX
MOV AH,4CH
INT 21H
CSEG ENDS
END START
这里他显示的是有溢出! VAR1 DQ [1234567890ABBACCH]
VAR2 DQ [0EFFF00FFABF0CDEAH]
VAR3 DQ [?]
DSEG ENDS
CSEG SEGMENT
ASSUME CS:CSEG,DS:DSEG
START:
MOV AX,DSEG
MOV DS,AX
MOV CX,4
LEA SI,VAR1
LEA DI,VAR2
LEA BX,VAR3
AGAIN:
MOV AX,[SI]
ADC AX,[DI]
MOV [BX],AX
INC SI
INC SI
INC DI
INC DI
INC BX
INC BX
LOOP AGAIN
MOV AX,0000H
ADC AX,0000H
MOV [BX],AX
MOV AH,4CH
INT 21H
CSEG ENDS
END START