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Workaround alignment warnings

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This commit is contained in:
Gael Guennebaud
2014-03-30 22:43:47 +02:00
parent e497a27ddc
commit 1c0728043a
3 changed files with 20 additions and 28 deletions
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9
Eigen/src/Core/arch/SSE/Complex.h
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@@ -117,18 +117,15 @@ template<> EIGEN_STRONG_INLINE void pstoreu<std::complex<float> >(std::complex<f
template<> EIGEN_DEVICE_FUNC inline Packet2cf pgather<std::complex<float>, Packet2cf>(const std::complex<float>* from, int stride)
{
return Packet2cf(_mm_set_ps(std::imag(from[1*stride]), std::real(from[1*stride]),
std::imag(from[0*stride]), std::real(from[0*stride])));
std::imag(from[0*stride]), std::real(from[0*stride])));
}
template<> EIGEN_DEVICE_FUNC inline void pscatter<std::complex<float>, Packet2cf>(std::complex<float>* to, const Packet2cf& from, int stride)
{
/* for (int i = 0; i < 2; i+=2) {
to[stride*i] = std::complex<float>(from.v[i], from.v[i+1]);
}*/
to[stride*0] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 0)),
_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 1)));
_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 1)));
to[stride*1] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 2)),
_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 3)));
_mm_cvtss_f32(_mm_shuffle_ps(from.v, from.v, 3)));
}
template<> EIGEN_STRONG_INLINE void prefetch<std::complex<float> >(const std::complex<float> * addr) { _mm_prefetch((const char*)(addr), _MM_HINT_T0); }