完整代碼:
mov ax,0f000h
mov ds,ax
mov bx,0
mov dx,0
mov cx,32
s:mov al,[bx]
cmp al,32
jb s0
cmp al,128
ja s0
inc dx
s0:inc bx
loop s
補(bǔ)全下面的程序,統(tǒng)計(jì)F000:0處32個(gè)字節(jié)中,大小在(32井仰,128)的數(shù)據(jù)的個(gè)數(shù)。
完整代碼:
mov ax,0f000h
mov dx,ax
mov bx,0
mov dx,0
mov cx,32
s:mov al,[bx]
cmp al,32
jna s0
cmp al,128
jnb s0
inc dx
s0:inc bx
loop s