25 lines
358 B
C
25 lines
358 B
C
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// nvPrefetch
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#if NV_CC_GNUC
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#define nvPrefetch(ptr) __builtin_prefetch(ptr)
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#elif NV_CC_MSVC
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#if NV_CPU_X86
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__forceinline void nvPrefetch(const void * mem)
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{
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__asm mov ecx, mem
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__asm prefetcht0 [ecx];
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// __asm prefetchnta [ecx];
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}
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#endif // NV_CPU_X86
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#else // NV_CC_MSVC
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// do nothing in other case.
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#define piPrefetch(ptr)
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#endif // NV_CC_MSVC
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