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rocketchip学习笔记5: 流水线stall流程 #28

@meton-robean

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@meton-robean

概述:

  • rocket流水线分为5个阶段:IF, ID,EX, MEM, WB.五级顺序流水

  • 控制流水线stall的有几个控制信号,take_pc_mem, take_pc_wb, killd, killx, killm等

  • rocket处理stall的方式比较简单,主要通过replay方式重执行这种比较粗暴的方法

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