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enabling aligned loads/store for complex<double> is much more tricky,

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so the temporary fix is to always perform unaligned load/store
This commit is contained in:
Gael Guennebaud 2010-07-07 22:50:19 +02:00
parent fc3fd8ab57
commit 2066ed91de
1 changed files with 5 additions and 3 deletions
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8
Eigen/src/Core/arch/SSE/Complex.h
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@ -261,12 +261,14 @@ template<> EIGEN_STRONG_INLINE Packet1cd ei_por <Packet1cd>(const Packet1cd&
template<> EIGEN_STRONG_INLINE Packet1cd ei_pxor <Packet1cd>(const Packet1cd& a, const Packet1cd& b) { return Packet1cd(_mm_xor_pd(a.v,b.v)); }
template<> EIGEN_STRONG_INLINE Packet1cd ei_pandnot<Packet1cd>(const Packet1cd& a, const Packet1cd& b) { return Packet1cd(_mm_andnot_pd(a.v,b.v)); }
template<> EIGEN_STRONG_INLINE Packet1cd ei_pload <std::complex<double> >(const std::complex<double>* from) { EIGEN_DEBUG_ALIGNED_LOAD return Packet1cd(_mm_load_pd((const double*)from)); }
// FIXME force unaligned load, this is a temporary fix
template<> EIGEN_STRONG_INLINE Packet1cd ei_pload <std::complex<double> >(const std::complex<double>* from) { EIGEN_DEBUG_ALIGNED_LOAD return Packet1cd(ei_ploadu((const double*)from)); }
template<> EIGEN_STRONG_INLINE Packet1cd ei_ploadu<std::complex<double> >(const std::complex<double>* from) { EIGEN_DEBUG_UNALIGNED_LOAD return Packet1cd(ei_ploadu((const double*)from)); }
template<> EIGEN_STRONG_INLINE Packet1cd ei_pset1<std::complex<double> >(const std::complex<double>& from)
{ /* here we really have to use unaligned loads :( */ return ei_ploadu(&from); }
template<> EIGEN_STRONG_INLINE void ei_pstore <std::complex<double> >(std::complex<double> * to, const Packet1cd& from) { EIGEN_DEBUG_ALIGNED_STORE _mm_store_pd((double*)to, from.v); }
// 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_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); }
@ -274,7 +276,7 @@ template<> EIGEN_STRONG_INLINE void ei_prefetch<std::complex<double> >(const std
template<> EIGEN_STRONG_INLINE std::complex<double> ei_pfirst<Packet1cd>(const Packet1cd& a)
{
EIGEN_ALIGN16 std::complex<double> res;
_mm_store_pd((double*)&res, a.v);
ei_pstore(&res, a);
return res;
}