GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-08-12 19:59:05 +08:00
Code Issues Packages Projects Releases Wiki Activity

Optimize sparse<bool> && sparse<bool> to use the same path as for coeff-wise products.

Browse Source
This commit is contained in:
Gael Guennebaud 2016-11-14 18:47:41 +01:00
parent 2e334f5da0
commit 0ee92aa38e
2 changed files with 87 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Eigen/src/Core/CwiseBinaryOp.h
View File

@ -84,6 +84,7 @@ class CwiseBinaryOp :
{
public:
typedef typename internal::remove_all<BinaryOp>::type Functor;
typedef typename internal::remove_all<LhsType>::type Lhs;
typedef typename internal::remove_all<RhsType>::type Rhs;

107
Eigen/src/SparseCore/SparseCwiseBinaryOp.h
View File

@ -325,16 +325,79 @@ protected:
const XprType &m_expr;
};
template<typename T,
typename LhsKind = typename evaluator_traits<typename T::Lhs>::Kind,
typename RhsKind = typename evaluator_traits<typename T::Rhs>::Kind,
typename LhsScalar = typename traits<typename T::Lhs>::Scalar,
typename RhsScalar = typename traits<typename T::Rhs>::Scalar> struct sparse_conjunction_evaluator;
// "sparse .* sparse"
template<typename T1, typename T2, typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs>, IteratorBased, IteratorBased>
: evaluator_base<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "dense .* sparse"
template<typename T1, typename T2, typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs>, IndexBased, IteratorBased>
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "sparse .* dense"
template<typename T1, typename T2, typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs>, IteratorBased, IndexBased>
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "sparse && sparse"
template<typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs>, IteratorBased, IteratorBased>
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "dense && sparse"
template<typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs>, IndexBased, IteratorBased>
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "sparse && dense"
template<typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs>, IteratorBased, IndexBased>
: sparse_conjunction_evaluator<CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> >
{
typedef CwiseBinaryOp<scalar_boolean_and_op, Lhs, Rhs> XprType;
typedef sparse_conjunction_evaluator<XprType> Base;
explicit binary_evaluator(const XprType& xpr) : Base(xpr) {}
};
// "sparse ^ sparse"
template<typename XprType>
struct sparse_conjunction_evaluator<XprType, IteratorBased, IteratorBased>
: evaluator_base<XprType>
{
protected:
typedef scalar_product_op<T1,T2> BinaryOp;
typedef typename XprType::Functor BinaryOp;
typedef typename XprType::Lhs Lhs;
typedef typename XprType::Rhs Rhs;
typedef typename evaluator<Lhs>::InnerIterator LhsIterator;
typedef typename evaluator<Rhs>::InnerIterator RhsIterator;
typedef CwiseBinaryOp<BinaryOp, Lhs, Rhs> XprType;
typedef typename XprType::StorageIndex StorageIndex;
typedef typename traits<XprType>::Scalar Scalar;
public:
@ -344,7 +407,7 @@ public:
{
public:
EIGEN_STRONG_INLINE InnerIterator(const binary_evaluator& aEval, Index outer)
EIGEN_STRONG_INLINE InnerIterator(const sparse_conjunction_evaluator& aEval, Index outer)
: m_lhsIter(aEval.m_lhsImpl,outer), m_rhsIter(aEval.m_rhsImpl,outer), m_functor(aEval.m_functor)
{
while (m_lhsIter && m_rhsIter && (m_lhsIter.index() != m_rhsIter.index()))
@ -390,7 +453,7 @@ public:
Flags = XprType::Flags
};
explicit binary_evaluator(const XprType& xpr)
explicit sparse_conjunction_evaluator(const XprType& xpr)
: m_functor(xpr.functor()),
m_lhsImpl(xpr.lhs()),
m_rhsImpl(xpr.rhs())
@ -409,16 +472,17 @@ protected:
evaluator<Rhs> m_rhsImpl;
};
// "dense .* sparse"
template<typename T1, typename T2, typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs>, IndexBased, IteratorBased>
: evaluator_base<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
// "dense ^ sparse"
template<typename XprType>
struct sparse_conjunction_evaluator<XprType, IndexBased, IteratorBased>
: evaluator_base<XprType>
{
protected:
typedef scalar_product_op<T1,T2> BinaryOp;
typedef typename XprType::Functor BinaryOp;
typedef typename XprType::Lhs Lhs;
typedef typename XprType::Rhs Rhs;
typedef evaluator<Lhs> LhsEvaluator;
typedef typename evaluator<Rhs>::InnerIterator RhsIterator;
typedef CwiseBinaryOp<BinaryOp, Lhs, Rhs> XprType;
typedef typename XprType::StorageIndex StorageIndex;
typedef typename traits<XprType>::Scalar Scalar;
public:
@ -430,7 +494,7 @@ public:
public:
EIGEN_STRONG_INLINE InnerIterator(const binary_evaluator& aEval, Index outer)
EIGEN_STRONG_INLINE InnerIterator(const sparse_conjunction_evaluator& aEval, Index outer)
: m_lhsEval(aEval.m_lhsImpl), m_rhsIter(aEval.m_rhsImpl,outer), m_functor(aEval.m_functor), m_outer(outer)
{}
@ -463,7 +527,7 @@ public:
Flags = (XprType::Flags & ~RowMajorBit) | (int(Rhs::Flags)&RowMajorBit)
};
explicit binary_evaluator(const XprType& xpr)
explicit sparse_conjunction_evaluator(const XprType& xpr)
: m_functor(xpr.functor()),
m_lhsImpl(xpr.lhs()),
m_rhsImpl(xpr.rhs())
@ -482,16 +546,17 @@ protected:
evaluator<Rhs> m_rhsImpl;
};
// "sparse .* dense"
template<typename T1, typename T2, typename Lhs, typename Rhs>
struct binary_evaluator<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs>, IteratorBased, IndexBased>
: evaluator_base<CwiseBinaryOp<scalar_product_op<T1,T2>, Lhs, Rhs> >
// "sparse ^ dense"
template<typename XprType>
struct sparse_conjunction_evaluator<XprType, IteratorBased, IndexBased>
: evaluator_base<XprType>
{
protected:
typedef scalar_product_op<T1,T2> BinaryOp;
typedef typename XprType::Functor BinaryOp;
typedef typename XprType::Lhs Lhs;
typedef typename XprType::Rhs Rhs;
typedef typename evaluator<Lhs>::InnerIterator LhsIterator;
typedef evaluator<Rhs> RhsEvaluator;
typedef CwiseBinaryOp<BinaryOp, Lhs, Rhs> XprType;
typedef typename XprType::StorageIndex StorageIndex;
typedef typename traits<XprType>::Scalar Scalar;
public:
@ -503,7 +568,7 @@ public:
public:
EIGEN_STRONG_INLINE InnerIterator(const binary_evaluator& aEval, Index outer)
EIGEN_STRONG_INLINE InnerIterator(const sparse_conjunction_evaluator& aEval, Index outer)
: m_lhsIter(aEval.m_lhsImpl,outer), m_rhsEval(aEval.m_rhsImpl), m_functor(aEval.m_functor), m_outer(outer)
{}
@ -537,7 +602,7 @@ public:
Flags = (XprType::Flags & ~RowMajorBit) | (int(Lhs::Flags)&RowMajorBit)
};
explicit binary_evaluator(const XprType& xpr)
explicit sparse_conjunction_evaluator(const XprType& xpr)
: m_functor(xpr.functor()),
m_lhsImpl(xpr.lhs()),
m_rhsImpl(xpr.rhs())