#if defined(CORE2) || defined(PENRYN)

#define ALIGNED_ACCESS

#endif

#ifdef NEHALEM

#define PREFETCH	prefetcht0

#define PREFETCHW	prefetcht0

#define PREFETCHSIZE (128 *  12)

#define ALIGNED_ACCESS

#endif

#ifdef ATHLON

#define PREFETCH	prefetch

#define PREFETCHW	prefetchw

#define PREFETCHSIZE (128 *  10)

#define ALIGNED_ACCESS

#define movsd	movlps

#endif

#ifdef PENTIUM3

#define PREFETCH	prefetcht0

#define PREFETCHSIZE (128 *  10)

#define ALIGNED_ACCESS

#define movsd	movlps

#endif

#ifdef PENTIUM4

#define PREFETCH	prefetcht0

#define PREFETCHSIZE (128 *  10)

#define FETCH128

#define ALIGNED_ACCESS

#define xorps	pxor

#define xorpd	pxor

#endif

#ifdef ATOM

#define ALIGNED_ACCESS

#define PREFETCH	prefetcht0

#define PREFETCHSIZE ( 64 * 12 + 32)

#endif

#ifdef OPTERON

#define PREFETCH	prefetch

#define PREFETCHW	prefetchw

#define PREFETCHSIZE (128 *   3)

#define movsd	movlps

#endif

#ifdef BARCELONA

#define PREFETCH	prefetch

#define PREFETCHW	prefetchw

#define PREFETCHSIZE (128 *   5)

#define ALIGNED_ACCESS

#endif

#ifdef SHANGHAI

#define PREFETCH	prefetch

#define PREFETCHW	prefetchw

#define PREFETCHSIZE (128 *   5)

#define ALIGNED_ACCESS

#endif

#ifdef NANO

#define PREFETCH        prefetcht0

#define PREFETCHW       prefetcht0

#define PREFETCHSIZE (128 *   4)

#define ALIGNED_ACCESS

#endif

#define PREOFFSET 128

#ifdef HAVE_SSE2

#define PSHUFD1(A, B)		pshufd	A, B, B

#define PSHUFD2(A, B, C)	pshufd	A, B, C

#else

#define PSHUFD1(A, B)		shufps	A, B, B

#define PSHUFD2(A, B, C)	movaps	B, C; shufps	A, C, C

#endif

#define MOVDDUP1(OFFSET, BASE, REGS)	movddup	OFFSET(BASE), REGS

#define MOVAPS(OFFSET, BASE, REGS)	movlps	REGS, OFFSET(BASE); movhps REGS, OFFSET + SIZE(BASE)