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fix packing criterion

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This commit is contained in:
Gael Guennebaud 2011-02-01 10:41:12 +01:00
parent f46ace61d3
commit f4a7679904
1 changed files with 3 additions and 4 deletions
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7
Eigen/src/Core/Product.h
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@ -483,10 +483,9 @@ template<> struct gemv_selector<OnTheRight,RowMajor,true>
* RhsBlasTraits::extractScalarFactor(prod.rhs()); * RhsBlasTraits::extractScalarFactor(prod.rhs());
enum { enum {
// FIXME I think here we really have to check for packet_traits<Scalar>::size==1 // FIXME find a way to allow an inner stride on the result if packet_traits<Scalar>::size==1
// because in this case it is fine to have an inner stride // on, the other hand it is good for the cache to pack the vector anyways...
DirectlyUseRhs = ((packet_traits<RhsScalar>::size==1) || (_ActualRhsType::Flags&ActualPacketAccessBit)) DirectlyUseRhs = _ActualRhsType::InnerStrideAtCompileTime==1
&& (!(_ActualRhsType::Flags & RowMajorBit))
}; };
gemv_static_vector_if<RhsScalar,_ActualRhsType::SizeAtCompileTime,_ActualRhsType::MaxSizeAtCompileTime,!DirectlyUseRhs> static_rhs; gemv_static_vector_if<RhsScalar,_ActualRhsType::SizeAtCompileTime,_ActualRhsType::MaxSizeAtCompileTime,!DirectlyUseRhs> static_rhs;