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Rotate support for Ls simd-ized

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paboyle
2016-04-19 22:24:18 +01:00
parent f473919526
commit e5657510b0
3 changed files with 176 additions and 6 deletions
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26
lib/simd/Grid_sse4.h
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@ -294,6 +294,32 @@ namespace Optimization {
};
struct Rotate{
static inline __m128 rotate(__m128 in,int n){
switch(n){
case 0: return tRotate<0>(in);break;
case 1: return tRotate<1>(in);break;
case 2: return tRotate<2>(in);break;
case 3: return tRotate<3>(in);break;
default: assert(0);
}
}
static inline __m128d rotate(__m128d in,int n){
switch(n){
case 0: return tRotate<0>(in);break;
case 1: return tRotate<1>(in);break;
default: assert(0);
}
}
#define _mm_alignr_epi32(a,b,n) _mm_alignr_epi8(a,b,(n*4)%16)
#define _mm_alignr_epi64(a,b,n) _mm_alignr_epi8(a,b,(n*8)%16)
template<int n> static inline __m128 tRotate(__m128 in){ return _mm_alignr_epi32(in,in,n); };
template<int n> static inline __m128d tRotate(__m128d in){ return _mm_alignr_epi64(in,in,n); };
};
//////////////////////////////////////////////
// Some Template specialization