sse_prefetch.h

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#ifndef SSE_PREFETCH_H
#define SSE_PREFETCH_H
 
#include "qdp_diagnostics.h"
 
#include "qdp_config.h"
 
/* Read Prefetch a 64 byte (8 doubles) line */
#define PREFETCHNTA(a) _mm_prefetch((a), _MM_HINT_NTA)
 
#define PREFETCH(a) _mm_prefetch((a), _MM_HINT_T0)
 
/* Write prefetch a 64 byte (8 doubles line) */
#if defined(QDP_USE_3DNOW)
QDPXX_MESSAGE("Using 3DNOW Write Prefetch")
#include <mm3dnow.h>
#define PREFETCHW(a) _m_prefetchw((a))
 
#else
 
#define PREFETCHW(a) _mm_prefetch((a), _MM_HINT_T0)
 
#endif
 
#endif