[分享]汇编实验二加法

nicekin

data &nbsp; &nbsp;&nbsp; &nbsp;SEGMENT<br>
data1 &nbsp; &nbsp; DB'72355+'<br>
6 V$ Y4 E7 [3 U5 S) @7 k1 Fdata2 &nbsp; &nbsp; DB'45664= '<br>
' {5 j  C" D6 u5 w7 q. R1 @data3 &nbsp; &nbsp; DB 6 DUP(?),'$'<br>
5 S1 j- Z! B* L8 l5 U# pdata &nbsp; &nbsp;&nbsp; &nbsp;ENDS<br>
code &nbsp; &nbsp;&nbsp; SEGMENT<br>
ASSUME CS:code,DS:data<br>
start: &nbsp; &nbsp; MOV AX,data<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; MOV DS,AX<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; LEA SI,data1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; LEA DI,data2<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; LEA BX,data3<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; MOV CX,5<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; CLC<br>
l1: &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; MOV AL,[SI+4]<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; ADC AL,[DI+4]<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; AAA<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; PUSHF<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; ADD AL,30h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; POPF<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; MOV [BX+4],AL<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; DEC SI<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; DEC DI<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; DEC BX<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; LOOP l1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; JNC l21<br>
0 V8 A/ a) i5 U% Hl2: &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; MOV [data3-1],31h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; JMP l22<br>
. F8 n) P0 ~6 q- |' M7 j2 t: Yl21: &nbsp; &nbsp;&nbsp; &nbsp;MOV [data3-1],20h<br>
l22: &nbsp; &nbsp;&nbsp; &nbsp;MOV DX,OFFSET data1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; MOV AH,09h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; INT 21h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; MOV AH,4ch<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; INT 21h<br>
code &nbsp; &nbsp; ENDS<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; END start <br>
4 N) R" h: b% G! y8 e5 q

nicekin

附加题:<br>
, K. ~' F+ a5 |0 @. d7 M9 d  rdata SEGMENT<br>
data1 DB ' 12345',10,13,'+'<br>
data2 DB '67890',10,13,'------',10,13,' '<br>
data3 DB 6 DUP(?),'$'<br>
data ENDS<br>
# M4 @7 u- }% m5 ncode SEGMENT<br>&nbsp; &nbsp; &nbsp;ASSUME CS:code,DS:data<br>
start: &nbsp;MOV AX,data<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;MOV DS,AX<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;LEA SI,data1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;LEA DI,data2<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;LEA BX,data3<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;CLC<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;MOV CX,5 &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; <br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; <br>
again1: MOV AL,[SI+5]<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;ADC AL,[DI+4]<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;AAA<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;PUSHF<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;ADD AL,30h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;POPF<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;MOV [BX+4],AL<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;DEC SI<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;DEC DI<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;DEC BX<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;LOOP again1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;JNC &nbsp;d1 &nbsp; &nbsp;&nbsp; &nbsp;<br>
d0: &nbsp; &nbsp; MOV &nbsp;[data3-1],31h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;JMP &nbsp;d2 &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;<br>
d1: &nbsp; &nbsp; MOV &nbsp;[data3-1],20h<br>
, g/ G0 k: N7 g# Kd2: &nbsp; &nbsp; MOV &nbsp;DX,OFFSET data1<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;MOV &nbsp;AH,09h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;INT &nbsp;21h<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;MOV &nbsp;AH,4ch<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;INT &nbsp;21h<br>
code &nbsp; &nbsp;ENDS<br>&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;END start<br>
- l: g  J! {; V, @( T7 a# v) d: Z* W

大风吹

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