匯編語言(王爽 第三版)實驗五

5）
assume cs:code

a segment
        db 1,2,3,4,5,6,7,8
a ends

b segment
        db 8,7,6,5,4,3,2,1
b ends

c segment
        db 0,0,0,0,0,0,0,0
c ends

code segment
start:  mov ax,a
        mov ds,ax
        mov ax,b
        mov ss,ax
        mov ax,c
        mov es,ax

        mov bx,0
        mov cx,8
   s:   mov al,ds:[bx]
        add al,ss:[bx]
        mov es:[bx],ax
        inc bx
        loop s

        mov ax,4c00h
        int 21h
code ends
end start

6）

mov ax,a
mov ds,ax

mov ax,b
mov ss,ax
mov sp,10h
mov bx,0
mov cx,8

s:    
push ds:[bx]
add bx,2
loop s