根据流水线的基本原理 ,阐述了64位 RISC CPU的5级流水线结构和功能.重点介绍了流水线的 功能单元以及各单元的基本操作 流水线暂停和异常的处理方法 -According to the basic principles of line, 64-bit RISC CPU described the 5-stage pipeline structure and function. Focuses on the assembly line of functional units and th