1. mov
    2. add
    3. inc
    4. SCAS(scan string):

    隐式地把AL/AX/EAX的数值与地址为EDI的内存数据比较,并根据EFLAGS中DF标志位不同,EDI自动递增或递减

    • scasb
    • scasd
    1. STOS(store into string)