VS中标志寄存器表示

溢出标志OF(Over flow flag)                             OV(1)                         NV(0)

方向标志DF(Direction flag)                             DN(1)                         UP(0)

中断标志IF(Interrupt flag)                             EI(1)                         DI(0)

符号标志SF(Sign flag)                                  NG(1)                         PL(0)

零标志ZF(Zero flag)                                    ZR(1)                         NZ(0)

辅助标志AF(Auxiliary carry flag)                       AC(1)                         NA(0)

奇偶标志PF(Parity flag)                                PE(1)                         PO(0)

进位标志CF(Carry flag)                                 CY(1)                         NC(0)
 

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