35 #ifndef _BLAZE_MATH_EXPRESSIONS_TDVECSMATMULTEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_TDVECSMATMULTEXPR_H_ 101 class TDVecSMatMultExpr
102 :
public TVecMatMultExpr< DenseVector< TDVecSMatMultExpr<VT,MT>, true > >
103 ,
private Computation
129 template<
typename T1 >
130 struct UseSMPAssign {
131 enum :
bool { value = ( evaluateVector || evaluateMatrix ) };
160 enum :
bool { simdEnabled =
false };
163 enum :
bool { smpAssignable = !evaluateVector && VT::smpAssignable &&
164 !evaluateMatrix && MT::smpAssignable };
189 return vec_[index] *
mat_(index,index);
219 if( index >=
mat_.columns() ) {
222 return (*
this)[index];
231 inline size_t size() const noexcept {
232 return mat_.columns();
262 template<
typename T >
263 inline bool canAlias(
const T* alias )
const noexcept {
264 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
274 template<
typename T >
275 inline bool isAliased(
const T* alias )
const noexcept {
276 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
286 return vec_.isAligned();
296 return (
size() > SMP_TDVECSMATMULT_THRESHOLD );
318 template<
typename VT2 >
327 if( rhs.mat_.rows() == 0UL )
return;
337 TDVecSMatMultExpr::selectAssignKernel( ~lhs, x, A );
355 template<
typename VT1
358 static inline void selectAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
362 for(
size_t i=0UL; i<x.size(); ++i )
367 for( ; element!=
end; ++element ) {
370 y[element->index()] = x[i] * element->value();
372 y[element->index()] += x[i] * element->value();
391 template<
typename VT2 >
419 template<
typename VT2 >
426 if( rhs.mat_.rows() == 0UL ) {
438 TDVecSMatMultExpr::selectAddAssignKernel( ~lhs, x, A );
456 template<
typename VT1
459 static inline void selectAddAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
463 for(
size_t i=0UL; i<x.size(); ++i )
468 for( ; element!=
end; ++element ) {
469 y[element->index()] += x[i] * element->value();
492 template<
typename VT2 >
499 if( rhs.mat_.rows() == 0UL ) {
511 TDVecSMatMultExpr::selectSubAssignKernel( ~lhs, x, A );
529 template<
typename VT1
532 static inline void selectSubAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
536 for(
size_t i=0UL; i<x.size(); ++i )
541 for( ; element!=
end; ++element ) {
542 y[element->index()] -= x[i] * element->value();
565 template<
typename VT2 >
597 template<
typename VT2 >
631 template<
typename VT2 >
641 if( rhs.mat_.rows() == 0UL )
return;
669 template<
typename VT2 >
700 template<
typename VT2 >
708 if( rhs.mat_.rows() == 0UL ) {
742 template<
typename VT2 >
750 if( rhs.mat_.rows() == 0UL ) {
784 template<
typename VT2 >
819 template<
typename VT2 >
876 template<
typename VT
906 template<
typename VT
909 inline decltype(
auto)
916 return (~vec) *
trans( ~mat );
953 template<
typename VT
955 inline decltype(
auto)
962 if( (~vec).
size() != (~mat).
rows() ) {
966 return tdvecsmatmult( ~vec, ~mat );
981 template<
typename VT,
typename MT >
982 struct Size< TDVecSMatMultExpr<VT,MT>, 0UL >
983 :
public Size<MT,1UL>
999 template<
typename VT,
typename MT >
1000 struct IsAligned< TDVecSMatMultExpr<VT,MT> >
CompositeType_< VT > VCT
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:109
decltype(auto) subvector(Vector< VT, TF > &, RSAs...)
Creating a view on a specific subvector of the given vector.
Definition: Subvector.h:329
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.This macro encapsulates the default way o...
Definition: Exception.h:235
Header file for auxiliary alias declarations.
friend EnableIf_< UseSMPAssign< VT2 > > smpDivAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP division assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( ...
Definition: TDVecSMatMultExpr.h:821
decltype(auto) column(Matrix< MT, SO > &matrix, RCAs... args)
Creating a view on a specific column of the given matrix.
Definition: Column.h:131
Header file for the blaze::checked and blaze::unchecked instances.
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:71
Header file for basic type definitions.
Expression object for transpose dense vector-sparse matrix multiplications.The TDVecSMatMultExpr clas...
Definition: Forward.h:157
Header file for the serial shim.
Header file for the IsDiagonal type trait.
BLAZE_ALWAYS_INLINE MT::Iterator begin(Matrix< MT, SO > &matrix, size_t i)
Returns an iterator to the first element of row/column i.
Definition: Matrix.h:364
void reset(const DiagonalProxy< MT > &proxy)
Resetting the represented element to the default initial values.
Definition: DiagonalProxy.h:588
constexpr Unchecked unchecked
Global Unchecked instance.The blaze::unchecked instance is an optional token for the creation of view...
Definition: Check.h:138
typename DisableIf< Condition, T >::Type DisableIf_
Auxiliary type for the DisableIf class template.The DisableIf_ alias declaration provides a convenien...
Definition: DisableIf.h:224
Header file for the DenseVector base class.
Compile time check for lower triangular matrices.This type trait tests whether or not the given templ...
Definition: IsLower.h:87
TDVecSMatMultExpr(const VT &vec, const MT &mat) noexcept
Constructor for the TDVecSMatMultExpr class.
Definition: TDVecSMatMultExpr.h:170
typename MultTrait< T1, T2 >::Type MultTrait_
Auxiliary alias declaration for the MultTrait class template.The MultTrait_ alias declaration provide...
Definition: MultTrait.h:291
Header file for the Computation base class.
Compile time check for upper triangular matrices.This type trait tests whether or not the given templ...
Definition: IsUpper.h:87
Constraints on the storage order of matrix types.
IfTrue_< evaluateMatrix, const MRT, MCT > RT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:155
Header file for the RequiresEvaluation type trait.
RightOperand rightOperand() const noexcept
Returns the right-hand side sparse matrix operand.
Definition: TDVecSMatMultExpr.h:251
friend void assign(SparseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Assignment of a transpose dense vector-sparse matrix multiplication to a sparse vector ( )...
Definition: TDVecSMatMultExpr.h:392
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:343
friend void divAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Division assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:598
RightOperand mat_
Right-hand side sparse matrix of the multiplication expression.
Definition: TDVecSMatMultExpr.h:303
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:129
LeftOperand vec_
Left-hand side dense vector of the multiplication expression.
Definition: TDVecSMatMultExpr.h:302
friend EnableIf_< UseSMPAssign< VT2 > > smpSubAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP subtraction assignment of a transpose dense vector-sparse matrix multiplication to a dense vector...
Definition: TDVecSMatMultExpr.h:744
If_< IsExpression< VT >, const VT, const VT &> LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:146
typename IfTrue< Condition, T1, T2 >::Type IfTrue_
Auxiliary alias declaration for the IfTrue class template.The IfTrue_ alias declaration provides a co...
Definition: If.h:109
IfTrue_< evaluateVector, const VRT, VCT > LT
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:152
MultTrait_< VRT, MRT > ResultType
Result type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:139
Compile time check for the alignment of data types.This type trait tests whether the given data type ...
Definition: IsAligned.h:87
Constraint on the data type.
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:71
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
bool isAligned() const noexcept
Returns whether the operands of the expression are properly aligned in memory.
Definition: TDVecSMatMultExpr.h:285
Header file for the DisableIf class template.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: TDVecSMatMultExpr.h:184
friend void subAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Subtraction assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:493
Header file for the multiplication trait.
Header file for the IsStrictlyUpper type trait.
Header file for the IsSymmetric type trait.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Header file for the If class template.
If_< IsExpression< MT >, const MT, const MT &> RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:149
CompositeType_< MT > MCT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:110
friend void multAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Multiplication assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ...
Definition: TDVecSMatMultExpr.h:566
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.This macro encapsulates the default way of Bl...
Definition: Exception.h:331
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:3085
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
friend EnableIf_< UseSMPAssign< VT2 > > smpAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:633
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:76
const ResultType CompositeType
Data type for composite expression templates.
Definition: TDVecSMatMultExpr.h:143
Header file for the IsLower type trait.
Header file for the IsAligned type trait.
Compile time check for diagonal matrices.This type trait tests whether or not the given template para...
Definition: IsDiagonal.h:89
#define BLAZE_CONSTRAINT_MUST_NOT_BE_MATMATMULTEXPR_TYPE(T)
Constraint on the data type.In case the given data type T is a matrix/matrix multiplication expressio...
Definition: MatMatMultExpr.h:87
ElementType_< ResultType > ElementType
Resulting element type.
Definition: TDVecSMatMultExpr.h:141
Constraint on the data type.
Header file for the exception macros of the math module.
Compile time check for strictly upper triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyUpper.h:86
BLAZE_ALWAYS_INLINE MT::Iterator end(Matrix< MT, SO > &matrix, size_t i)
Returns an iterator just past the last element of row/column i.
Definition: Matrix.h:430
Constraint on the data type.
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:142
Header file for all forward declarations for expression class templates.
Header file for the EnableIf class template.
Header file for the IsStrictlyLower type trait.
Compile time check for resizable data types.This type trait tests whether the given data type is a re...
Definition: IsResizable.h:75
#define BLAZE_CONSTRAINT_MUST_NOT_BE_SYMMETRIC_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is a symmetric matrix type, a compilation error is created.
Definition: Symmetric.h:79
#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: RowMajorMatrix.h:61
Header file for run time assertion macros.
typename If< T1, T2, T3 >::Type If_
Auxiliary alias declaration for the If class template.The If_ alias declaration provides a convenient...
Definition: If.h:154
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense vector operand.
Definition: TDVecSMatMultExpr.h:241
Header file for the reset shim.
Constraint on the data type.
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:94
Header file for the isDefault shim.
Header file for the TVecMatMultExpr base class.
Constraint on the data type.
friend void addAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Addition assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:420
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:816
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.In case the given data type T requires an intermediate evaluation within ...
Definition: RequiresEvaluation.h:81
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: TDVecSMatMultExpr.h:231
Header file for the RemoveReference type trait.
typename EnableIf< Condition, T >::Type EnableIf_
Auxiliary alias declaration for the EnableIf class template.The EnableIf_ alias declaration provides ...
Definition: EnableIf.h:224
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: TDVecSMatMultExpr.h:263
Compile time check for strictly lower triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyLower.h:86
BLAZE_ALWAYS_INLINE size_t rows(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of rows of the matrix.
Definition: Matrix.h:490
friend void assign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:319
typename T::ConstIterator ConstIterator_
Alias declaration for nested ConstIterator type definitions.The ConstIterator_ alias declaration prov...
Definition: Aliases.h:103
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a dense, N-dimensional vector type...
Definition: DenseVector.h:61
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_TVECMATMULTEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/matrix ...
Definition: TVecMatMultExpr.h:108
decltype(auto) trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:789
friend EnableIf_< UseSMPAssign< VT2 > > smpMultAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP multiplication assignment of a transpose dense vector-sparse matrix multiplication to a dense vec...
Definition: TDVecSMatMultExpr.h:786
Header file for the IsComputation type trait class.
friend EnableIf_< UseSMPAssign< VT2 > > smpAssign(SparseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP assignment of a transpose dense vector-sparse matrix multiplication to a sparse vector ( )...
Definition: TDVecSMatMultExpr.h:671
Compile time evaluation of the size of vectors and matrices.The Size type trait evaluates the size of...
Definition: Size.h:80
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:130
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: TDVecSMatMultExpr.h:218
TransposeType_< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:140
ResultType_< VT > VRT
Result type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:107
#define BLAZE_CONSTRAINT_MUST_BE_ROW_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a row dense or sparse vector type (i...
Definition: RowVector.h:61
ResultType_< MT > MRT
Result type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:108
bool isDefault(const DiagonalProxy< MT > &proxy)
Returns whether the represented element is in default state.
Definition: DiagonalProxy.h:628
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: TDVecSMatMultExpr.h:295
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:423
Header file for the IsUpper type trait.
Constraint on the data type.
Header file for the IsResizable type trait.
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: TDVecSMatMultExpr.h:275
Header file for the Size 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:61
Constraint on the transpose flag of vector types.
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
friend EnableIf_< UseSMPAssign< VT2 > > smpAddAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Addition assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:702