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缓存命中率的问题



汇编中加载数据用的是LDW,5个cycle之后就会到达寄存器,并没有体现出缓存命中率的问题。

LDW是固定5个cycle,请问缓存命中率低,带来的延迟体现在什么地方?  难道是LDW之前,有什么延迟吗?