Added cache line size info in SDL_cpuinfo.h
I also added an implementation to dynamically query it, but didn't expose it since most x86 CPUs have an L1 cache line size of 64 bytes.
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4 changed files with 121 additions and 67 deletions
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@ -39,6 +39,11 @@ extern "C" {
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/* *INDENT-ON* */
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#endif
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/* This is a guess for the cacheline size used for padding, and is correct
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* for most x86 processors at this point.
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*/
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#define SDL_CACHELINE_SIZE 64
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/**
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* This function returns the number of CPU cores available.
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*/
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