71.asm

来自「汇编语言复习资料」· 汇编 代码 · 共 16 行

;7_1.asm

clrb    macro  first,count
        push   ax
        push   di
        push   cx
        lea    di,first
        mov    al,20h
        mov    cx,count
        cld
        rep    stosb
        pop    cx
        pop    di
        pop    ax
        endm