汇编程序::编程实现多字节的二进制数的相加。

DATA SEGMENT
NUM1 DW 1234H,4567H,1234H,1235H
NUM2 DW 4321H,4123H,1234H,1234H
SUBN DW 5DUP(?)
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA
ADD64 PROC FAR
BEGIN:MOV AX,DATA
MOV DS,AX
LEA BX,NUM1
MOV AX,[BX]
ADD AX,[BX+8]
MOV [BX+10H],AX
INC BX
INC BX
MOV AX,[BX]
ADC AX,[BX+8]
MOV [BX+10H],AX
INC BX
INC BX
MOV AX,[BX]
ADC AX,[BX+8]
MOV [BX+10H],AX
INC BX
INC BX
MOV AX,[BX]
ADC AX,[BX+8]
MOV [BX+10H],AX
MOV AX,0
ADC AX,0
MOV W[BX+12H],AX
MOV AH,4CH
INT 21H
ADD64 ENDP
CODE ENDS
EDN BEGIN