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| author |  Konstantinos Margaritis <markos@codex.gr> | 2010-07-10 00:09:29 +0300 |
|---|---|---|
| committer | Konstantinos Margaritis <markos@codex.gr> | 2010-07-10 00:09:29 +0300 |
| commit | 6ad3f1ab1f950b417788ca0b7bb15bde948c158c (patch) | |
| tree | d0d59052f92c80d9f069681d8814a6e50d02c9fb /Eigen/src/Core/arch/AltiVec/Complex.h | |
| parent | 96f9015807365d253e1c5ab8a82595973ebfa72e (diff) | |
Added NEON/Complex.h, ~3.5x faster than scalar std::complex<float>
minor fix in AltiVec Complex.h
Diffstat (limited to 'Eigen/src/Core/arch/AltiVec/Complex.h')
| -rw-r--r-- | Eigen/src/Core/arch/AltiVec/Complex.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Eigen/src/Core/arch/AltiVec/Complex.h b/Eigen/src/Core/arch/AltiVec/Complex.h index 62d1d45d1..2dba95a2f 100644 --- a/Eigen/src/Core/arch/AltiVec/Complex.h +++ b/Eigen/src/Core/arch/AltiVec/Complex.h @@ -132,10 +132,9 @@ template<> EIGEN_STRONG_INLINE Packet2cf ei_preverse(const Packet2cf& a) template<> EIGEN_STRONG_INLINE std::complex<float> ei_predux<Packet2cf>(const Packet2cf& a) { Packet4f b; - Packet2cf sum; b = (Packet4f) vec_sld(a.v, a.v, 8); - sum = ei_padd(a, Packet2cf(b)); - return ei_pfirst(sum); + b = ei_padd(a.v, b); + return ei_pfirst(Packet2cf(sum)); } template<> EIGEN_STRONG_INLINE Packet2cf ei_preduxp<Packet2cf>(const Packet2cf* vecs) |