|
发表于 2014-1-26 13:39:04
|
显示全部楼层
本帖最后由 番茄遇蜜桃 于 2014-1-26 13:40 编辑
我也再做这个实验。貌似我成功了!!- assume cs:code
- data segment
- db'welcome to masm!',0
- data ends
- code segment
- start : mov ax,data
- mov ds,ax
- mov dh,8
- mov dl,3
- mov cl,2
- mov si,0
- call show_str
- mov ax,4c00h
- int 21h
-
- show_str: mov ax,0b800h
- mov es,ax
- mov bx,0
- mov al,0a0h
- dec dh
- mul dh
- mov bx,ax
- mov al,2h
- dec dl
- mul dl
- add bx,ax
- czhs: push cx
- mov ch,0
- mov cl,ds:[si]
- jcxz ok
- mov al,ds:[si]
- mov es:[bx],al
- pop cx
- mov es:[bx+1],cl
- add bx,2
- add si,1
- jmp short czhs
- ok: ret
- code ends
- end start
复制代码 弱弱的问问 没初始化栈 结果是正常的
|
|