35 #ifndef _BLAZE_MATH_EXPRESSIONS_DMATTSMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_DMATTSMATMULTEXPR_H_
103 template<
typename MT1
135 template<
typename MT >
136 struct UseSMPAssign {
137 enum { value = ( evaluateLeft || evaluateRight ) };
167 enum { vectorizable = 0 };
170 enum { smpAssignable = !evaluateLeft && MT1::smpAssignable &&
171 !evaluateRight && MT2::smpAssignable };
204 if(
lhs_.columns() == 0UL )
212 const ConstIterator end( B.end(j) );
213 ConstIterator element( B.begin(j) );
220 tmp =
lhs_(i,element->index()) * element->value();
222 for( ; element!=end; ++element )
223 tmp +=
lhs_(i,element->index()) * element->value();
229 for(
size_t k=1UL; k<
lhs_.columns(); ++k ) {
254 return rhs_.columns();
284 template<
typename T >
286 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
296 template<
typename T >
298 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
308 return lhs_.isAligned();
341 template<
typename MT
357 DMatTSMatMultExpr::selectAssignKernel( ~lhs, A, B );
376 template<
typename MT3
379 static inline void selectAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
383 for(
size_t i=0UL; i<C.rows(); ++i ) {
384 for(
size_t j=0UL; j<C.columns(); ++j )
386 ConstIterator element( B.begin(j) );
387 const ConstIterator end( B.end(j) );
389 if( element == end ) {
394 C(i,j) = A(i,element->index()) * element->value();
396 for( ; element!=end; ++element )
397 C(i,j) += A(i,element->index()) * element->value();
417 template<
typename MT
423 typedef typename SelectType< SO, OppositeType, ResultType >::Type TmpType;
435 const TmpType tmp(
serial( rhs ) );
454 template<
typename MT
470 DMatTSMatMultExpr::selectAddAssignKernel( ~lhs, A, B );
489 template<
typename MT3
492 static inline void selectAddAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
496 for(
size_t i=0UL; i<C.rows(); ++i ) {
497 for(
size_t j=0UL; j<C.columns(); ++j )
499 ConstIterator element( B.begin(j) );
500 const ConstIterator end( B.end(j) );
502 for( ; element!=end; ++element )
503 C(i,j) += A(i,element->index()) * element->value();
527 template<
typename MT
543 DMatTSMatMultExpr::selectSubAssignKernel( ~lhs, A, B );
562 template<
typename MT3
565 static inline void selectSubAssignKernel( MT3& C,
const MT4& A,
const MT5& B )
569 for(
size_t i=0UL; i<C.rows(); ++i ) {
570 for(
size_t j=0UL; j<C.columns(); ++j )
572 ConstIterator element( B.begin(j) );
573 const ConstIterator end( B.end(j) );
575 for( ; element!=end; ++element )
576 C(i,j) -= A(i,element->index()) * element->value();
610 template<
typename MT
612 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
647 template<
typename MT
649 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
654 typedef typename SelectType< SO, OppositeType, ResultType >::Type TmpType;
666 const TmpType tmp( rhs );
687 template<
typename MT
689 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
728 template<
typename MT
730 friend inline typename EnableIf< UseSMPAssign<MT> >::Type
812 template<
typename T1
814 inline const DMatTSMatMultExpr<T1,T2>
820 throw std::invalid_argument(
"Matrix sizes do not match" );
837 template<
typename MT1,
typename MT2,
typename VT >
842 typedef typename SelectType< IsDenseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
843 IsSparseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
844 IsDenseVector<VT>::value && IsColumnVector<VT>::value
845 ,
typename DMatDVecMultExprTrait< MT1, typename TSMatDVecMultExprTrait<MT2,VT>::Type >::Type
846 , INVALID_TYPE >::Type Type;
855 template<
typename MT1,
typename MT2,
typename VT >
860 typedef typename SelectType< IsDenseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
861 IsSparseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
862 IsSparseVector<VT>::value && IsColumnVector<VT>::value
863 ,
typename DMatSVecMultExprTrait< MT1, typename TSMatSVecMultExprTrait<MT2,VT>::Type >::Type
864 , INVALID_TYPE >::Type Type;
873 template<
typename VT,
typename MT1,
typename MT2 >
878 typedef typename SelectType< IsDenseVector<VT>::value && IsRowVector<VT>::value &&
879 IsDenseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
880 IsSparseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value
881 ,
typename TDVecTSMatMultExprTrait< typename TDVecDMatMultExprTrait<VT,MT1>::Type, MT2 >::Type
882 , INVALID_TYPE >::Type Type;
891 template<
typename VT,
typename MT1,
typename MT2 >
896 typedef typename SelectType< IsSparseVector<VT>::value && IsRowVector<VT>::value &&
897 IsDenseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
898 IsSparseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value
899 ,
typename TDVecTSMatMultExprTrait< typename TSVecDMatMultExprTrait<VT,MT1>::Type, MT2 >::Type
900 , INVALID_TYPE >::Type Type;
909 template<
typename MT1,
typename MT2,
bool AF >
914 typedef typename MultExprTrait< typename SubmatrixExprTrait<const MT1,AF>::Type
915 ,
typename SubmatrixExprTrait<const MT2,AF>::Type >::Type Type;
924 template<
typename MT1,
typename MT2 >
929 typedef typename MultExprTrait< typename RowExprTrait<const MT1>::Type, MT2 >::Type Type;
938 template<
typename MT1,
typename MT2 >
943 typedef typename MultExprTrait< MT1, typename ColumnExprTrait<const MT2>::Type >::Type Type;
ResultType::ElementType ElementType
Resulting element type.
Definition: DMatTSMatMultExpr.h:148
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
void reset(DynamicMatrix< Type, SO > &m)
Resetting the given dense matrix.
Definition: DynamicMatrix.h:4599
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: DMatTSMatMultExpr.h:195
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
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: DMatTSMatMultExpr.h:153
MT2::CompositeType CT2
Composite type of the right-hand side sparse matrix expression.
Definition: DMatTSMatMultExpr.h:116
const size_t SMP_DMATTSMATMULT_THRESHOLD
SMP row-major dense matrix/column-major sparse matrix multiplication threshold.This threshold specifi...
Definition: Thresholds.h:949
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
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: DMatTSMatMultExpr.h:285
Header file for the IsSparseMatrix type trait.
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:199
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a dense, N-dimensional matrix type...
Definition: DenseMatrix.h:79
Header file for the ColumnExprTrait class template.
Header file for the IsColumnMajorMatrix type trait.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: DMatTSMatMultExpr.h:147
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
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.
Header file for the RequiresEvaluation type trait.
LeftOperand leftOperand() const
Returns the left-hand side dense matrix operand.
Definition: DMatTSMatMultExpr.h:263
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
Constraint on the data type.
const ResultType CompositeType
Data type for composite expression templates.
Definition: DMatTSMatMultExpr.h:150
Constraint on the data type.
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
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: DMatTSMatMultExpr.h:307
DMatTSMatMultExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the DMatTSMatMultExpr class.
Definition: DMatTSMatMultExpr.h:180
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
Header file for the DisableIf class template.
Header file for the multiplication trait.
size_t rows() const
Returns the current number of rows of the matrix.
Definition: DMatTSMatMultExpr.h:243
#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
MT1::CompositeType CT1
Composite type of the left-hand side dense matrix expression.
Definition: DMatTSMatMultExpr.h:115
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
Header file for the TDVecTSMatMultExprTrait class template.
Header file for the DenseMatrix base class.
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
RT2::ElementType ET2
Element type of the right-hand side sparse matrix expression.
Definition: DMatTSMatMultExpr.h:114
SelectType< evaluateLeft, const RT1, CT1 >::Type LT
Type for the assignment of the left-hand side dense matrix operand.
Definition: DMatTSMatMultExpr.h:159
Header file for the DMatDVecMultExprTrait class template.
MT1::ResultType RT1
Result type of the left-hand side dense matrix expression.
Definition: DMatTSMatMultExpr.h:111
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: DMatTSMatMultExpr.h:146
#define BLAZE_CONSTRAINT_MUST_BE_REFERENCE_TYPE(T)
Constraint on the data type.In case the given data type T is not a reference type, a compilation error is created.
Definition: Reference.h:78
Constraints on the storage order of matrix types.
RT1::ElementType ET1
Element type of the left-hand side dense matrix expression.
Definition: DMatTSMatMultExpr.h:113
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2406
RightOperand rhs_
Right-hand side sparse matrix of the multiplication expression.
Definition: DMatTSMatMultExpr.h:325
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
Header file for the IsDenseMatrix type trait.
Header file for the EnableIf class template.
Header file for the serial shim.
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
Base class for all matrix/matrix multiplication expression templates.The MatMatMultExpr class serves ...
Definition: MatMatMultExpr.h:65
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
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
Header file for run time assertion macros.
Utility type for generic codes.
Base template for the MultTrait class.
Definition: MultTrait.h:141
const ElementType ReturnType
Return type for expression template evaluations.
Definition: DMatTSMatMultExpr.h:149
MultTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: DMatTSMatMultExpr.h:145
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
RightOperand rightOperand() const
Returns the right-hand side transpose sparse matrix operand.
Definition: DMatTSMatMultExpr.h:273
Header file for the reset shim.
SelectType< evaluateRight, const RT2, CT2 >::Type RT
Type for the assignment of the right-hand side sparse matrix operand.
Definition: DMatTSMatMultExpr.h:162
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
Expression object for dense matrix-transpose sparse matrix multiplications.The DMatTSMatMultExpr clas...
Definition: DMatTSMatMultExpr.h:105
Header file for the RemoveReference type trait.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: DMatTSMatMultExpr.h:297
#define BLAZE_CONSTRAINT_MATRICES_MUST_HAVE_SAME_STORAGE_ORDER(T1, T2)
Constraint on the data type.In case either of the two given data types T1 or T2 is not a matrix type ...
Definition: StorageOrder.h:283
Header file for the IsDenseVector type trait.
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: DMatTSMatMultExpr.h:317
LeftOperand lhs_
Left-hand side dense matrix of the multiplication expression.
Definition: DMatTSMatMultExpr.h:324
Header file for the IsRowMajorMatrix type trait.
Header file for the IsComputation type trait class.
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:59
Header file for the TDVecDMatMultExprTrait class template.
#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 TSVecDMatMultExprTrait class template.
size_t columns() const
Returns the current number of columns of the matrix.
Definition: DMatTSMatMultExpr.h:253
MT2::ResultType RT2
Result type of the right-hand side sparse matrix expression.
Definition: DMatTSMatMultExpr.h:112
Header file for the DMatSVecMultExprTrait class template.
Header file for the IsColumnVector 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
DMatTSMatMultExpr< MT1, MT2 > This
Type of this DMatTSMatMultExpr instance.
Definition: DMatTSMatMultExpr.h:144
#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
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: DMatTSMatMultExpr.h:156
Header file for the IsExpression type trait class.
Header file for the TSMatSVecMultExprTrait class template.
Header file for the FunctionTrace class.