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Fix a couple issues introduced in the previous commit:

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* removed DirectAccessBit from Part
* use a template specialization in inverseProduct() to transform a Part xpr to a Flagged xpr
This commit is contained in:
Gael Guennebaud
2008-07-26 23:05:44 +00:00
parent e77ccf2928
commit e9e5261664
5 changed files with 47 additions and 15 deletions
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16
Eigen/src/Core/Product.h
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@@ -378,7 +378,7 @@ struct ei_product_coeff_vectorized_dyn_selector
}
};
// NOTE the 2 following specializations are because taking .col(0) on a vector is a bit slower
// NOTE the 3 following specializations are because taking .col(0) on a vector is a bit slower
template<typename Lhs, typename Rhs, int RhsCols>
struct ei_product_coeff_vectorized_dyn_selector<Lhs,Rhs,1,RhsCols>
{
@@ -403,6 +403,18 @@ struct ei_product_coeff_vectorized_dyn_selector<Lhs,Rhs,LhsRows,1>
}
};
template<typename Lhs, typename Rhs>
struct ei_product_coeff_vectorized_dyn_selector<Lhs,Rhs,1,1>
{
inline static void run(int row, int /*col*/, const Lhs& lhs, const Rhs& rhs, typename Lhs::Scalar &res)
{
res = ei_dot_impl<
Lhs,
Rhs,
LinearVectorization, NoUnrolling>::run(lhs, rhs);
}
};
template<typename Lhs, typename Rhs>
struct ei_product_coeff_impl<InnerVectorization, Dynamic, Lhs, Rhs>
{
@@ -518,7 +530,7 @@ struct ei_cache_friendly_product_selector<ProductType,LhsRows,ColMajor,NoDirectA
};
// optimized cache friendly colmajor * vector path for matrix with direct access flag
// NOTE this path coul also be enabled for expressions if we add runtime align queries
// NOTE this path could also be enabled for expressions if we add runtime align queries
template<typename ProductType, int LhsRows, int RhsOrder, int RhsAccess>
struct ei_cache_friendly_product_selector<ProductType,LhsRows,ColMajor,HasDirectAccess,1,RhsOrder,RhsAccess>
{