数据复制

;============================

;将DATA段上面的数据复制到下面

;============================

assume cs:code,ds:data

data segment
    db 'welcome to masm!'
    db '................'
data ends

code segment
  start:mov ax,data
    mov ss,ax
    mov sp,22h

    mov di,16
    mov cx,16
  s:push [di]
    sub di,2
    loop s
    
    mov ax,4c00h
    int 21h    
code ends
end start