514.asm

本书为清华大学第二版汇编语言的课后题详解

;514.asm

        .model  small
        .stack  100h
        .data
table   dw 0ffffh,0ffffh,0805h,8000h,0000h,0001h,0001h,0001h,0001h,7000h
        .code
main    proc  far
start:  push  ds
        sub   ax,ax
        push  ax
        mov   ax,@data
        mov   ds,ax
        mov   si,10
        mov   di,0
        mov   ax,0
        mov   dx,0
        mov   cx,0
next1:  mov   bx,0
        mov   dx,table[di]
next2:  inc   bx
        add   di,2
        cmp   dx,table[di]
        jz    next2
        cmp   bx,cx
        jle   next3
        mov   ax,dx
        mov   cx,bx
next3:  sub   si,bx
        jnz   next1
        ret
main    endp
        end  start