35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECDVECSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECDVECSUBEXPR_H_
92 template<
typename VT1
95 class SVecDVecSubExpr :
public DenseVector< SVecDVecSubExpr<VT1,VT2,TF>, TF >
96 ,
private VecVecSubExpr
131 template<
typename VT >
132 struct UseSMPAssign {
133 enum :
bool { value = ( !VT1::smpAssignable || !VT2::smpAssignable ) };
160 enum :
bool { simdEnabled =
false };
163 enum :
bool { smpAssignable =
false };
199 inline ReturnType
at(
size_t index )
const {
200 if( index >=
lhs_.size() ) {
203 return (*
this)[index];
212 inline size_t size() const noexcept {
243 template<
typename T >
244 inline bool canAlias(
const T* alias )
const noexcept {
245 return (
lhs_.canAlias( alias ) ) ||
256 template<
typename T >
257 inline bool isAliased(
const T* alias )
const noexcept {
258 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
280 template<
typename VT >
287 assign ( ~lhs, -rhs.rhs_ );
288 addAssign( ~lhs, rhs.lhs_ );
305 template<
typename VT >
316 const ResultType tmp(
serial( rhs ) );
334 template<
typename VT >
335 friend inline void addAssign( DenseVector<VT,TF>& lhs,
const SVecDVecSubExpr& rhs )
341 subAssign( ~lhs, rhs.rhs_ );
342 addAssign( ~lhs, rhs.lhs_ );
363 template<
typename VT >
364 friend inline void subAssign( DenseVector<VT,TF>& lhs,
const SVecDVecSubExpr& rhs )
370 addAssign( ~lhs, rhs.rhs_ );
371 subAssign( ~lhs, rhs.lhs_ );
392 template<
typename VT >
393 friend inline void multAssign( DenseVector<VT,TF>& lhs,
const SVecDVecSubExpr& rhs )
403 const ResultType tmp(
serial( rhs ) );
404 multAssign( ~lhs, tmp );
425 template<
typename VT >
426 friend inline void divAssign( DenseVector<VT,TF>& lhs,
const SVecDVecSubExpr& rhs )
436 const ResultType tmp(
serial( rhs ) );
437 divAssign( ~lhs, tmp );
460 template<
typename VT >
461 friend inline EnableIf_< UseSMPAssign<VT> >
488 template<
typename VT >
489 friend inline EnableIf_< UseSMPAssign<VT> >
500 const ResultType tmp( rhs );
520 template<
typename VT >
521 friend inline EnableIf_< UseSMPAssign<VT> >
552 template<
typename VT >
553 friend inline EnableIf_< UseSMPAssign<VT> >
585 template<
typename VT >
586 friend inline EnableIf_< UseSMPAssign<VT> >
597 const ResultType tmp( rhs );
621 template<
typename VT >
622 friend inline EnableIf_< UseSMPAssign<VT> >
633 const ResultType tmp( rhs );
690 template<
typename T1
693 inline const SVecDVecSubExpr<T1,T2,TF>
698 if( (~lhs).
size() != (~rhs).
size() ) {
728 template<
typename T1
732 inline const AddExprTrait_< SVecDVecSubExpr<T1,T2,TF>, T3 >
733 operator+(
const SVecDVecSubExpr<T1,T2,TF>& lhs,
const DenseVector<T3,TF>& rhs )
737 return ( (~rhs) - lhs.rightOperand() ) + lhs.leftOperand();
756 template<
typename T1
760 inline const SubExprTrait_< SVecDVecSubExpr<T1,T2,TF>, T3 >
761 operator-(
const SVecDVecSubExpr<T1,T2,TF>& lhs,
const DenseVector<T3,TF>& rhs )
765 return lhs.leftOperand() - ( lhs.rightOperand() + (~rhs) );
781 template<
typename VT1,
typename VT2,
bool TF >
783 :
public Max< Size<VT1>, Size<VT2> >
799 template<
typename VT1,
typename VT2,
typename VT3 >
805 using Type = If_< And< IsSparseVector<VT1>, IsColumnVector<VT1>
806 , IsDenseVector<VT2>, IsColumnVector<VT2>
807 , IsDenseVector<VT3>, IsColumnVector<VT3> >
808 , DVecSVecAddExprTrait_< DVecDVecSubExprTrait_<VT3,VT2>, VT1 >
819 template<
typename VT1,
typename VT2,
typename VT3 >
825 using Type = If_< And< IsSparseVector<VT1>, IsRowVector<VT1>
826 , IsDenseVector<VT2>, IsRowVector<VT2>
827 , IsDenseVector<VT3>, IsRowVector<VT3> >
828 , TDVecTSVecAddExprTrait_< TDVecTDVecSubExprTrait_<VT3,VT2>, VT1 >
839 template<
typename VT1,
typename VT2,
typename VT3 >
845 using Type = If_< And< IsSparseVector<VT1>, IsColumnVector<VT1>
846 , IsDenseVector<VT2>, IsColumnVector<VT2>
847 , IsDenseVector<VT3>, IsColumnVector<VT3> >
848 , SVecDVecSubExprTrait_< VT1, DVecDVecAddExprTrait_<VT2,VT3> >
859 template<
typename VT1,
typename VT2,
typename VT3 >
865 using Type = If_< And< IsSparseVector<VT1>, IsRowVector<VT1>
866 , IsDenseVector<VT2>, IsRowVector<VT2>
867 , IsDenseVector<VT3>, IsRowVector<VT3> >
868 , TSVecTDVecSubExprTrait_< VT1, TDVecTDVecAddExprTrait_<VT2,VT3> >
879 template<
typename VT1,
typename VT2,
bool TF,
bool AF >
884 using Type = SubExprTrait_< SubvectorExprTrait_<const VT1,AF>
885 , SubvectorExprTrait_<const VT2,AF> >;
#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
CompositeType_< VT2 > CT2
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:106
Header file for auxiliary alias declarations.
Header file for the Max class template.
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecDVecSubExpr.h:149
LeftOperand lhs_
Left-hand side sparse vector of the subtraction expression.
Definition: SVecDVecSubExpr.h:264
Expression object for sparse vector-dense vector subtractions.The SVecDVecSubExpr class represents th...
Definition: Forward.h:114
TransposeType_< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SVecDVecSubExpr.h:142
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:70
TransposeType_< VT1 > TT1
Transpose type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:107
Header file for the subtraction trait.
Header file for basic type definitions.
If_< IsExpression< VT1 >, const VT1, const VT1 & > LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:152
EnableIf_< IsDenseMatrix< MT1 > > smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:160
Header file for the serial shim.
const IfTrue_< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SVecDVecSubExpr.h:146
const DenseIterator< Type, AF > operator+(const DenseIterator< Type, AF > &it, ptrdiff_t inc) noexcept
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:699
Header file for the IsRowVector type trait.
EnableIf_< IsDenseVector< VT1 > > smpMultAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs)
Default implementation of the SMP multiplication assignment of a vector to a dense vector...
Definition: DenseVector.h:193
Header file for the And class template.
Header file for the DenseVector base class.
Header file for the AddExprTrait class template.
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:723
Header file for the Computation base class.
const DenseIterator< Type, AF > operator-(const DenseIterator< Type, AF > &it, ptrdiff_t inc) noexcept
Subtraction between a DenseIterator and an integral value.
Definition: DenseIterator.h:731
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecDVecSubExpr.h:199
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:323
EnableIf_< IsDenseMatrix< MT1 > > smpAddAssign(Matrix< 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:129
SubTrait_< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SVecDVecSubExpr.h:141
Constraint on the data type.
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
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:343
If_< IsExpression< VT2 >, const VT2, const VT2 & > RightOperand
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:155
typename SubExprTrait< T1, T2 >::Type SubExprTrait_
Auxiliary alias declaration for the SubExprTrait class template.The SubExprTrait_ alias declaration p...
Definition: SubExprTrait.h:220
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
ReturnType_< VT2 > RN2
Return type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:104
RightOperand rhs_
Right-hand side dense vector of the subtraction expression.
Definition: SVecDVecSubExpr.h:265
Header file for the IsTemporary type trait class.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
EnableIf_< IsDenseMatrix< MT1 > > smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:98
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecDVecSubExpr.h:257
#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
SVecDVecSubExpr< VT1, VT2, TF > This
Type of this SVecDVecSubExpr instance.
Definition: SVecDVecSubExpr.h:140
ElementType_< ResultType > ElementType
Resulting element type.
Definition: SVecDVecSubExpr.h:143
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
ResultType_< VT2 > RT2
Result type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:102
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional vector type...
Definition: SparseVector.h:61
Constraint on the data type.
SubExprTrait_< RN1, RN2 > ExprReturnType
Expression return type for the subscript operator.
Definition: SVecDVecSubExpr.h:121
#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:60
SVecDVecSubExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the SVecDVecSubExpr class.
Definition: SVecDVecSubExpr.h:172
Constraint on the data type.
Header file for the exception macros of the math module.
ReturnType_< VT1 > RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:103
Header file for the VecVecSubExpr base class.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the EnableIf class template.
TransposeType_< VT2 > TT2
Transpose type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:108
Header file for the IsSparseVector type trait.
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse vector operand.
Definition: SVecDVecSubExpr.h:222
Header file for run time assertion macros.
Utility type for generic codes.
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:160
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecDVecSubExpr.h:244
EnableIf_< IsDenseVector< VT1 > > smpDivAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs)
Default implementation of the SMP division assignment of a vector to a dense vector.
Definition: DenseVector.h:222
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecDVecSubExpr.h:186
CompositeType_< VT1 > CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:105
Header file for the IsDenseVector type trait.
Constraint on the data type.
#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
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecDVecSubExpr.h:212
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_VECVECSUBEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/vector ...
Definition: VecVecSubExpr.h:109
Header file for the IsComputation type trait class.
typename SubTrait< T1, T2 >::Type SubTrait_
Auxiliary alias declaration for the SubTrait class template.The SubTrait_ alias declaration provides ...
Definition: SubTrait.h:245
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:110
#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
Header file for the SubvectorExprTrait class template.
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:403
ResultType_< VT1 > RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:101
Header file for the IsColumnVector type trait.
Header file for the SubExprTrait class template.
Header file for the Size type trait.
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.In case the given data type T is not a dense or sparse vector type and in...
Definition: TransposeFlag.h:63
#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
Compile time check whether the given type is an expression template.This type trait class tests wheth...
Definition: IsExpression.h:71
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.
RightOperand rightOperand() const noexcept
Returns the right-hand side dense vector operand.
Definition: SVecDVecSubExpr.h:232