n位RegFile结构，图A-8-8,A-8-9 Read register number 1 Write Register 0 Register 1 M 1 Register 0 Read data 1 n-to-2n Register number decoder Register n-2 n-1 Register 1 Register n-1 Read register number 2 Register n-2 Read data 2 Register n-1 Register data clk、Clear、Preset、write？“两读一写”，“异步读，同步写”，“先读后写”n位RegFile结构，图A-8-8，A-8-9 clk、Clear、Preset、write？“两读一写”， “异步读，同步写”， “先读后写