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-Complete and working implementation of Grid_empty

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This commit is contained in:
Christopher Kelly
2016-04-15 13:17:42 -04:00
parent a646260e82
commit ab56ccdd25
3 changed files with 200 additions and 99 deletions
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10
lib/simd/Grid_avx.h
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@ -410,22 +410,22 @@ namespace Optimization {
struct Permute{
static inline __m256 Permute0(__m256 in){
return _mm256_permute2f128_ps(in,in,0x01);
return _mm256_permute2f128_ps(in,in,0x01); //ABCD EFGH -> EFGH ABCD
};
static inline __m256 Permute1(__m256 in){
return _mm256_shuffle_ps(in,in,_MM_SELECT_FOUR_FOUR(1,0,3,2));
return _mm256_shuffle_ps(in,in,_MM_SELECT_FOUR_FOUR(1,0,3,2)); //ABCD EFGH -> CDAB GHEF
};
static inline __m256 Permute2(__m256 in){
return _mm256_shuffle_ps(in,in,_MM_SELECT_FOUR_FOUR(2,3,0,1));
return _mm256_shuffle_ps(in,in,_MM_SELECT_FOUR_FOUR(2,3,0,1)); //ABCD EFGH -> BADC FEHG
};
static inline __m256 Permute3(__m256 in){
return in;
};
static inline __m256d Permute0(__m256d in){
return _mm256_permute2f128_pd(in,in,0x01);
return _mm256_permute2f128_pd(in,in,0x01); //AB CD -> CD AB
};
static inline __m256d Permute1(__m256d in){
static inline __m256d Permute1(__m256d in){ //AB CD -> BA DC
return _mm256_shuffle_pd(in,in,0x5);
};
static inline __m256d Permute2(__m256d in){