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clflush not flushing the instruction cache

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予麋鹿
予麋鹿 2021-02-06 18:01

Consider the following code segment:

#include 
#include 
#include 
#define ARRAYSIZE(arr) (sizeof(arr)/sizeof(arr[
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  • 情书的邮戳
    情书的邮戳 (楼主)
    2021-02-06 18:59

    it works well on my computer.

    264 ticks
Function must be cached by now!
258 ticks
Function flushed from cache.
519 ticks
Function must be cached again by now!
240 ticks

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