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简答题 指出以下指令执行后,标志寄存器OF、SF、ZF、AF、PF、CF的状态。 (1)(AL)=0FFH,(BL)=20H,执行指令:ADD AL,BL (2)(AL)=01H, (BL)=02H,执行指令:CMP AL,BL (3)(AL)=0FFH,执行指令:INC AL (4)(AL)=0,执行指令:DEC AL (5)(AL)=0F0H,(BL)=04H,执行指令:IMUL BL (6)(AX)=1F0H,(BL)=08H,执行指令:DIV BL (7)(AL)=12H, (BL)=34H,执行指令:TEST AL,BL (8)(AL)=98H,执行指令:SAL AL,1
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