diff options
author | Gael Guennebaud <g.gael@free.fr> | 2010-07-19 08:50:59 +0200 |
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committer | Gael Guennebaud <g.gael@free.fr> | 2010-07-19 08:50:59 +0200 |
commit | cd0e5dca9bba943869ab7c98d370fcfc8456997a (patch) | |
tree | faf3a7b29a10109e8d772b72a9f16816a7f2bdc3 /Eigen/src/Core/arch/SSE/Complex.h | |
parent | 45362f4eaea04eadedca3201352733604a145346 (diff) |
wip: extend the gebp kernel to optimize complex and mixed products
Diffstat (limited to 'Eigen/src/Core/arch/SSE/Complex.h')
-rw-r--r-- | Eigen/src/Core/arch/SSE/Complex.h | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/Eigen/src/Core/arch/SSE/Complex.h b/Eigen/src/Core/arch/SSE/Complex.h index 8184159c7..baa25907c 100644 --- a/Eigen/src/Core/arch/SSE/Complex.h +++ b/Eigen/src/Core/arch/SSE/Complex.h @@ -73,9 +73,12 @@ template<> EIGEN_STRONG_INLINE Packet2cf ei_pmul<Packet2cf>(const Packet2cf& a, { // TODO optimize it for SSE3 and 4 #ifdef EIGEN_VECTORIZE_SSE3 - return Packet2cf(_mm_addsub_ps(_mm_mul_ps(ei_vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v), - _mm_mul_ps(ei_vec4f_swizzle1(a.v, 1, 1, 3, 3), + return Packet2cf(_mm_addsub_ps(_mm_mul_ps(_mm_moveldup_ps(a.v), b.v), + _mm_mul_ps(_mm_movehdup_ps(a.v), ei_vec4f_swizzle1(b.v, 1, 0, 3, 2)))); +// return Packet2cf(_mm_addsub_ps(_mm_mul_ps(ei_vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v), +// _mm_mul_ps(ei_vec4f_swizzle1(a.v, 1, 1, 3, 3), +// ei_vec4f_swizzle1(b.v, 1, 0, 3, 2)))); #else const __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x80000000,0x00000000,0x80000000,0x00000000)); return Packet2cf(_mm_add_ps(_mm_mul_ps(ei_vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v), @@ -224,6 +227,12 @@ template<> EIGEN_STRONG_INLINE Packet2cf ei_pdiv<Packet2cf>(const Packet2cf& a, return Packet2cf(_mm_div_ps(res.v,_mm_add_ps(s,_mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(s), 0xb1))))); } +EIGEN_STRONG_INLINE Packet2cf ei_pcplxflip/*<Packet2cf>*/(const Packet2cf& x) +{ + return Packet2cf(ei_vec4f_swizzle1(x.v, 1, 0, 3, 2)); +} + + //---------- double ---------- struct Packet1cd { @@ -268,9 +277,13 @@ template<> EIGEN_STRONG_INLINE Packet1cd ei_pmul<Packet1cd>(const Packet1cd& a, { // TODO optimize it for SSE3 and 4 #ifdef EIGEN_VECTORIZE_SSE3 - return Packet1cd(_mm_addsub_pd(_mm_mul_pd(ei_vec2d_swizzle1(a.v, 0, 0), b.v), - _mm_mul_pd(ei_vec2d_swizzle1(a.v, 1, 1), - ei_vec2d_swizzle1(b.v, 1, 0)))); +// return Packet1cd(_mm_addsub_pd(_mm_mul_pd(a.v, b.v), +// _mm_mul_pd(a.v, b.v/*ei_vec2d_swizzle1(b.v, 1, 0)*/))); + return Packet1cd(_mm_add_pd(_mm_mul_pd(a.v, b.v), + _mm_mul_pd(a.v, ei_vec2d_swizzle1(b.v, 1, 0)))); +// return Packet1cd(_mm_addsub_pd(_mm_mul_pd(ei_vec2d_swizzle1(a.v, 0, 0), b.v), +// _mm_mul_pd(ei_vec2d_swizzle1(a.v, 1, 1), +// ei_vec2d_swizzle1(b.v, 1, 0)))); #else const __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x0,0x0,0x80000000,0x0)); return Packet1cd(_mm_add_pd(_mm_mul_pd(ei_vec2d_swizzle1(a.v, 0, 0), b.v), @@ -286,14 +299,14 @@ template<> EIGEN_STRONG_INLINE Packet1cd ei_pandnot<Packet1cd>(const Packet1cd& // FIXME force unaligned load, this is a temporary fix template<> EIGEN_STRONG_INLINE Packet1cd ei_pload <Packet1cd>(const std::complex<double>* from) -{ EIGEN_DEBUG_ALIGNED_LOAD return Packet1cd(ei_ploadu<Packet2d>((const double*)from)); } +{ EIGEN_DEBUG_ALIGNED_LOAD return Packet1cd(ei_pload<Packet2d>((const double*)from)); } template<> EIGEN_STRONG_INLINE Packet1cd ei_ploadu<Packet1cd>(const std::complex<double>* from) { EIGEN_DEBUG_UNALIGNED_LOAD return Packet1cd(ei_ploadu<Packet2d>((const double*)from)); } template<> EIGEN_STRONG_INLINE Packet1cd ei_pset1<Packet1cd>(const std::complex<double>& from) { /* here we really have to use unaligned loads :( */ return ei_ploadu<Packet1cd>(&from); } // FIXME force unaligned store, this is a temporary fix -template<> EIGEN_STRONG_INLINE void ei_pstore <std::complex<double> >(std::complex<double> * to, const Packet1cd& from) { EIGEN_DEBUG_ALIGNED_STORE ei_pstoreu((double*)to, from.v); } +template<> EIGEN_STRONG_INLINE void ei_pstore <std::complex<double> >(std::complex<double> * to, const Packet1cd& from) { EIGEN_DEBUG_ALIGNED_STORE ei_pstore((double*)to, from.v); } template<> EIGEN_STRONG_INLINE void ei_pstoreu<std::complex<double> >(std::complex<double> * to, const Packet1cd& from) { EIGEN_DEBUG_UNALIGNED_STORE ei_pstoreu((double*)to, from.v); } template<> EIGEN_STRONG_INLINE void ei_prefetch<std::complex<double> >(const std::complex<double> * addr) { _mm_prefetch((const char*)(addr), _MM_HINT_T0); } @@ -415,4 +428,9 @@ template<> EIGEN_STRONG_INLINE Packet1cd ei_pdiv<Packet1cd>(const Packet1cd& a, return Packet1cd(_mm_div_pd(res.v, _mm_add_pd(s,_mm_shuffle_pd(s, s, 0x1)))); } +EIGEN_STRONG_INLINE Packet1cd ei_pcplxflip/*<Packet1cd>*/(const Packet1cd& x) +{ + return Packet1cd(ei_preverse(x.v)); +} + #endif // EIGEN_COMPLEX_SSE_H |