实验7的改进
本帖最后由 wouiwhbn 于 2012-8-5 12:16 编辑codesg segment
start: mov ax,data
mov ds,ax
mov ax,table
mov es,ax
mov cx,21
mov bx,0
mov di,0
mov si,0
s: mov ax, ;年份
mov dx,
mov es:,ax
mov es:,dx
mov ax, ;收入
mov es:,ax
mov dx,
mov es:,dx
div word ptr ;均收入
mov es:,ax
mov ax, ;雇员
mov es:,ax
add bx,4
add di,16
add si,2
loop s
mov ax,4c00h
int 21h
codesg ends
end start
步骤减少了，呵呵！减少了6步
RE: 实验7的改进
codesg segmentstart: mov ax,data
mov ds,ax
mov bx,0
mov ax,table
mov es,ax
mov di,0
mov si,0
mov cx,21
s: mov al, ;年份
mov es:,al
mov al,
mov es:,al
mov al,
mov es:,al
mov al,
mov es:,al
;总收入
mov ax,
mov dx,
mov es:,ax
mov es:,dx
;雇员人数
mov ax,
mov es:,ax
mov ax, ;人均收入
mov dx,
div word ptr ds:
mov es:,ax
add bx,4
add si,2
add di,16
loop s
mov ax,4c00h
int 21h
codesg ends
end start这是老办法
{:2_26:}
利用了ax直接复制2个字节和平均收入调到前面来，减少一次ax和dx的重复赋值
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