用寄存器来实现乒乓缓存(Verilog HDL)-Ping-pong with the register to achieve cache (Verilog HDL)

其实乒乓操作用面积换速度，本文件是用verilog实现乒乓操作-In fact, with an area for ping-pong operation speed, this document is to achieve pong operation verilog