35 #ifndef _BLAZE_MATH_EXPRESSIONS_TSMATSMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TSMATSMATMULTEXPR_H_
106 template<
typename MT1
108 class TSMatSMatMultExpr :
public SparseMatrix< TSMatSMatMultExpr<MT1,MT2>, true >
109 ,
private MatMatMultExpr
110 ,
private Computation
136 template<
typename MT >
137 struct UseSMPAssign {
138 enum { value = ( evaluateLeft || evaluateRight ) };
162 enum { smpAssignable = !evaluateLeft && MT1::smpAssignable &&
163 !evaluateRight && MT2::smpAssignable };
193 if(
lhs_.columns() != 0UL ) {
195 for(
size_t k=1UL; k<
lhs_.columns(); ++k ) {
220 return rhs_.columns();
272 template<
typename T >
274 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
284 template<
typename T >
286 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
319 template<
typename MT
338 TSMatSMatMultExpr::selectAssignKernel( ~lhs, A, B );
357 template<
typename MT3
360 static inline void selectAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
365 for(
size_t j=0UL; j<A.columns(); ++j ) {
366 const LeftIterator lend( A.end(j) );
367 for( LeftIterator lelem=A.begin(j); lelem!=lend; ++lelem ) {
368 const RightIterator rend( B.end(j) );
369 for( RightIterator relem=B.begin(j); relem!=rend; ++relem )
372 isDefault( C(lelem->index(),relem->index()) ) ) {
373 C(lelem->index(),relem->index()) = lelem->value() * relem->value();
376 C(lelem->index(),relem->index()) += lelem->value() * relem->value();
398 template<
typename MT >
409 assign( ~lhs, tmp * rhs.rhs_ );
427 template<
typename MT >
438 assign( ~lhs, rhs.lhs_ * tmp );
456 template<
typename MT
475 TSMatSMatMultExpr::selectAddAssignKernel( ~lhs, A, B );
494 template<
typename MT3
497 static inline void selectAddAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
502 for(
size_t j=0UL; j<A.columns(); ++j ) {
503 const LeftIterator lend( A.end(j) );
504 for( LeftIterator lelem=A.begin(j); lelem!=lend; ++lelem ) {
505 const RightIterator rend( B.end(j) );
506 for( RightIterator relem=B.begin(j); relem!=rend; ++relem ) {
507 C(lelem->index(),relem->index()) += lelem->value() * relem->value();
532 template<
typename MT
551 TSMatSMatMultExpr::selectSubAssignKernel( ~lhs, A, B );
570 template<
typename MT3
573 static inline void selectSubAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
578 for(
size_t j=0UL; j<A.columns(); ++j ) {
579 const LeftIterator lend( A.end(j) );
580 for( LeftIterator lelem=A.begin(j); lelem!=lend; ++lelem ) {
581 const RightIterator rend( B.end(j) );
582 for( RightIterator relem=B.begin(j); relem!=rend; ++relem ) {
583 C(lelem->index(),relem->index()) -= lelem->value() * relem->value();
618 template<
typename MT
620 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
658 template<
typename MT
660 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
698 template<
typename MT
700 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
742 template<
typename MT
744 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
829 template<
typename T1
831 inline const TSMatSMatMultExpr<T1,T2>
837 throw std::invalid_argument(
"Matrix sizes do not match" );
854 template<
typename MT1,
typename MT2,
typename VT >
859 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
860 IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
861 IsDenseVector<VT>::value && IsColumnVector<VT>::value
862 ,
typename TSMatDVecMultExprTrait< MT1, typename SMatDVecMultExprTrait<MT2,VT>::Type >::Type
863 , INVALID_TYPE >::Type Type;
872 template<
typename MT1,
typename MT2,
typename VT >
877 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
878 IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
879 IsSparseVector<VT>::value && IsColumnVector<VT>::value
880 ,
typename TSMatDVecMultExprTrait< MT1, typename SMatDVecMultExprTrait<MT2,VT>::Type >::Type
881 , INVALID_TYPE >::Type Type;
890 template<
typename VT,
typename MT1,
typename MT2 >
895 typedef typename SelectType< IsDenseVector<VT>::value && IsRowVector<VT>::value &&
896 IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
897 IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value
898 ,
typename TDVecSMatMultExprTrait< typename TDVecTSMatMultExprTrait<VT,MT1>::Type, MT2 >::Type
899 , INVALID_TYPE >::Type Type;
908 template<
typename VT,
typename MT1,
typename MT2 >
913 typedef typename SelectType< IsSparseVector<VT>::value && IsRowVector<VT>::value &&
914 IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
915 IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value
916 ,
typename TDVecSMatMultExprTrait< typename TDVecTSMatMultExprTrait<VT,MT1>::Type, MT2 >::Type
917 , INVALID_TYPE >::Type Type;
926 template<
typename MT1,
typename MT2,
bool AF >
931 typedef typename MultExprTrait< typename SubmatrixExprTrait<const MT1,AF>::Type
932 ,
typename SubmatrixExprTrait<const MT2,AF>::Type >::Type Type;
941 template<
typename MT1,
typename MT2 >
946 typedef typename MultExprTrait< typename RowExprTrait<const MT1>::Type, MT2 >::Type Type;
955 template<
typename MT1,
typename MT2 >
960 typedef typename MultExprTrait< MT1, typename ColumnExprTrait<const MT2>::Type >::Type Type;
size_t rows() const
Returns the current number of rows of the matrix.
Definition: TSMatSMatMultExpr.h:209
RightOperand rhs_
Right-hand side sparse matrix of the multiplication expression.
Definition: TSMatSMatMultExpr.h:303
Header file for the SMatDVecMultExprTrait class template.
RightOperand rightOperand() const
Returns the right-hand side sparse matrix operand.
Definition: TSMatSMatMultExpr.h:261
Header file for the UNUSED_PARAMETER function template.
const DMatDMatMultExpr< T1, T2 > operator*(const DenseMatrix< T1, false > &lhs, const DenseMatrix< T2, false > &rhs)
Multiplication operator for the multiplication of two row-major dense matrices ( ).
Definition: DMatDMatMultExpr.h:4329
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: TSMatSMatMultExpr.h:147
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: TSMatSMatMultExpr.h:187
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TSMatSMatMultExpr.h:148
void smpSubAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:152
Header file for the IsSparseMatrix type trait.
bool isDefault(const DynamicMatrix< Type, SO > &m)
Returns whether the given dense matrix is in default state.
Definition: DynamicMatrix.h:4642
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:199
Header file for the ColumnExprTrait class template.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TSMatSMatMultExpr.h:285
Header file for the IsColumnMajorMatrix type trait.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TSMatSMatMultExpr.h:273
Header file for the TSVecTSMatMultExprTrait class template.
MT2::ResultType RT2
Result type of the right-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:115
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2408
Header file for the IsRowVector type trait.
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:251
void UNUSED_PARAMETER(const T1 &)
Suppression of unused parameter warnings.
Definition: Unused.h:84
Header file for the TDVecSMatMultExprTrait class template.
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:154
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:690
Header file for the Computation base class.
Header file for the MatMatMultExpr base class.
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: TSMatSMatMultExpr.h:295
Header file for the RequiresEvaluation type trait.
Header file for the TSVecSMatMultExprTrait class template.
const ResultType CompositeType
Data type for composite expression templates.
Definition: TSMatSMatMultExpr.h:151
CompressedMatrix< Type, false > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: CompressedMatrix.h:2404
MT2::CompositeType CT2
Composite type of the right-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:117
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:107
const size_t SMP_TSMATSMATMULT_THRESHOLD
SMP column-major sparse matrix/row-major sparse matrix multiplication threshold.This threshold specif...
Definition: Thresholds.h:1156
Header file for the SparseMatrix base class.
LeftOperand lhs_
Left-hand side sparse matrix of the multiplication expression.
Definition: TSMatSMatMultExpr.h:302
Constraint on the data type.
Header file for the MultExprTrait class template.
void smpAddAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP addition assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:122
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
MT1::ResultType RT1
Result type of the left-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:114
TSMatSMatMultExpr< MT1, MT2 > This
Type of this TSMatSMatMultExpr instance.
Definition: TSMatSMatMultExpr.h:145
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TSMatSMatMultExpr.h:150
Header file for the multiplication trait.
#define BLAZE_CONSTRAINT_MUST_BE_COLUMN_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a column-major dense or sparse matri...
Definition: StorageOrder.h:161
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
Header file for the TDVecTSMatMultExprTrait class template.
Header file for the TSMatDVecMultExprTrait class template.
void assign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the assignment of a matrix to a matrix.
Definition: Matrix.h:271
Constraint on the data type.
Header file for the SMatSVecMultExprTrait class template.
Constraints on the storage order of matrix types.
Constraint on the data type.
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the complete DynamicVector implementation.
Header file for the EnableIf class template.
Header file for the serial shim.
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: TSMatSMatMultExpr.h:229
void smpAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:92
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:157
Compile time check for resizable data types.This type trait tests whether the given data type is a re...
Definition: IsResizable.h:75
Header file for the IsSparseVector type trait.
Header file for the SubmatrixExprTrait class template.
#define BLAZE_CONSTRAINT_MUST_BE_ROW_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a row-major dense or sparse matrix t...
Definition: StorageOrder.h:81
Header file for run time assertion macros.
Utility type for generic codes.
Base template for the MultTrait class.
Definition: MultTrait.h:141
void addAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the addition assignment of a matrix to a matrix.
Definition: Matrix.h:301
size_t columns() const
Returns the current number of columns of the matrix.
Definition: TSMatSMatMultExpr.h:219
TSMatSMatMultExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the TSMatSMatMultExpr class.
Definition: TSMatSMatMultExpr.h:172
void subAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the subtraction assignment of a matrix to matrix.
Definition: Matrix.h:331
MultTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: TSMatSMatMultExpr.h:146
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: TSMatSMatMultExpr.h:240
Header file for the isDefault shim.
LeftOperand leftOperand() const
Returns the left-hand side transpose sparse matrix operand.
Definition: TSMatSMatMultExpr.h:251
ResultType::ElementType ElementType
Resulting element type.
Definition: TSMatSMatMultExpr.h:149
Expression object for transpose sparse matrix-sparse matrix multiplications.The TSMatSMatMultExpr cla...
Definition: Forward.h:140
MT1::CompositeType CT1
Composite type of the left-hand side sparse matrix expression.
Definition: TSMatSMatMultExpr.h:116
Header file for the IsDenseVector type trait.
Header file for the IsRowMajorMatrix type trait.
Header file for the IsComputation type trait class.
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:157
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2403
Header file for basic type definitions.
Header file for the IsColumnVector type trait.
Header file for the IsResizable type trait.
Header file for the thresholds for matrix/vector and matrix/matrix multiplications.
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.In case of an invalid run time expression, the program execution is terminated. The BLAZE_INTERNAL_ASSERT macro can be disabled by setting the BLAZE_USER_ASSERTION flag to zero or by defining NDEBUG during the compilation.
Definition: Assert.h:101
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional matrix type...
Definition: SparseMatrix.h:79
Header file for the IsExpression type trait class.
Header file for the TSMatSVecMultExprTrait class template.
Header file for the FunctionTrace class.