35 #ifndef _BLAZE_MATH_EXPRESSIONS_DVECDVECSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_DVECDVECSUBEXPR_H_
87 template<
typename VT1
130 template<
typename VT >
133 enum { value = useAssign };
146 template<
typename VT >
147 struct UseSMPAssign {
148 enum { value = ( !VT1::smpAssignable || !VT2::smpAssignable ) && useAssign };
289 return (*left_) - (*right_);
299 return left_.load() - right_.load();
310 return left_ == rhs.
left_;
321 return left_ != rhs.
left_;
332 return left_ < rhs.
left_;
343 return left_ > rhs.
left_;
354 return left_ <= rhs.
left_;
365 return left_ >= rhs.
left_;
376 return left_ - rhs.
left_;
426 enum { vectorizable = VT1::vectorizable && VT2::vectorizable &&
431 enum { smpAssignable = VT1::smpAssignable && VT2::smpAssignable };
532 template<
typename T >
545 template<
typename T >
547 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
557 return lhs_.isAligned() &&
rhs_.isAligned();
567 return lhs_.canSMPAssign() ||
rhs_.canSMPAssign() ||
592 template<
typename VT >
625 template<
typename VT >
657 template<
typename VT >
658 friend inline typename EnableIf< UseAssign<VT> >::Type
689 template<
typename VT >
690 friend inline typename EnableIf< UseAssign<VT> >::Type
721 template<
typename VT >
722 friend inline typename EnableIf< UseAssign<VT> >::Type
757 template<
typename VT >
758 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
765 if( !IsComputation<VT1>::value &&
isSame( ~lhs, rhs.lhs_ ) ) {
790 template<
typename VT >
791 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
822 template<
typename VT >
823 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
854 template<
typename VT >
855 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
886 template<
typename VT >
887 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
953 template<
typename T1
956 inline const DVecDVecSubExpr<T1,T2,TF>
961 if( (~lhs).
size() != (~rhs).
size() )
962 throw std::invalid_argument(
"Vector sizes do not match" );
979 template<
typename VT1,
typename VT2,
bool TF >
981 :
public Max< Size<VT1>, Size<VT2> >::Type
997 template<
typename VT1,
typename VT2,
bool TF,
bool AF >
1002 typedef typename SubExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
1003 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DVecDVecSubExpr.h:185
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DVecDVecSubExpr.h:419
PointerType pointer
Pointer return type.
Definition: DVecDVecSubExpr.h:190
Pointer difference type of the Blaze library.
Header file for the Max class template.
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
BLAZE_ALWAYS_INLINE void multAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the multiplication assignment of a matrix to a matrix.
Definition: Matrix.h:879
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
ValueType value_type
Type of the underlying elements.
Definition: DVecDVecSubExpr.h:189
Header file for the subtraction trait.
ReferenceType reference
Reference return type.
Definition: DVecDVecSubExpr.h:191
BLAZE_ALWAYS_INLINE size_t size(const Vector< VT, TF > &vector)
Returns the current size/dimension of the vector.
Definition: Vector.h:258
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:171
const ConstIterator operator++(int)
Post-increment operator.
Definition: DVecDVecSubExpr.h:256
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecDVecSubExpr.h:454
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:205
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:168
BLAZE_ALWAYS_INLINE bool isSame(const Matrix< MT1, SO1 > &a, const Matrix< MT2, SO2 > &b)
Returns whether the two given matrices represent the same observable state.
Definition: Matrix.h:946
Header file for the IsSame and IsStrictlySame type traits.
DVecDVecSubExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the DVecDVecSubExpr class.
Definition: DVecDVecSubExpr.h:440
VT1::ReturnType RN1
Return type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:98
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DVecDVecSubExpr.h:387
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2478
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:257
VT2::ReturnType RN2
Return type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:99
Header file for the DenseVector base class.
VT1::ElementType ET1
Element type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:102
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:695
Header file for the Computation base class.
Type relationship analysis.This class tests if the two data types A and B are equal. For this type comparison, the cv-qualifiers of both data types are ignored. If A and B are the same data type (ignoring the cv-qualifiers), then the value member enumeration is set to 1, the nested type definition Type is TrueType, and the class derives from TrueType. Otherwise value is set to 0, Type is FalseType, and the class derives from FalseType.
Definition: IsSame.h:158
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: DVecDVecSubExpr.h:556
Header file for the RequiresEvaluation type trait.
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DVecDVecSubExpr.h:232
DVecDVecSubExpr< VT1, VT2, TF > This
Type of this DVecDVecSubExpr instance.
Definition: DVecDVecSubExpr.h:155
ElementType * PointerType
Pointer return type.
Definition: DVecDVecSubExpr.h:183
Constraint on the data type.
friend const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DVecDVecSubExpr.h:411
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DVecDVecSubExpr.h:219
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:259
IntrinsicTrait< ElementType >::Type IntrinsicType
Resulting intrinsic element type.
Definition: DVecDVecSubExpr.h:159
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DVecDVecSubExpr.h:288
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:353
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:364
Header file for the IsTemporary type trait class.
IteratorCategory iterator_category
The iterator category.
Definition: DVecDVecSubExpr.h:188
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DVecDVecSubExpr.h:375
VT1::CompositeType CT1
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:100
ConstIterator & operator--()
Pre-decrement operator.
Definition: DVecDVecSubExpr.h:266
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2482
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DVecDVecSubExpr.h:181
Iterator over the elements of the dense vector.
Definition: DVecDVecSubExpr.h:177
ResultType::ElementType ElementType
Resulting element type.
Definition: DVecDVecSubExpr.h:158
BLAZE_ALWAYS_INLINE 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:635
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:320
DifferenceType difference_type
Difference between two iterators.
Definition: DVecDVecSubExpr.h:192
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
const size_t SMP_DVECDVECSUB_THRESHOLD
SMP dense vector/dense vector subtraction threshold.This threshold specifies when a dense vector/dens...
Definition: Thresholds.h:253
SelectType< useAssign, const ResultType, const DVecDVecSubExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: DVecDVecSubExpr.h:165
Constraint on the data type.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: DVecDVecSubExpr.h:157
#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
Constraint on the data type.
VT2::ElementType ET2
Element type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:103
Evaluation of the return type of a subtraction expression.Via this type trait it is possible to evalu...
Definition: SubExprTrait.h:104
LeftIteratorType left_
Iterator to the current left-hand side element.
Definition: DVecDVecSubExpr.h:418
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2476
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DVecDVecSubExpr.h:399
Header file for the VecVecSubExpr base class.
Header file for the SelectType class template.
ConstIterator end() const
Returns an iterator just past the last non-zero element of the dense vector.
Definition: DVecDVecSubExpr.h:491
Header file for all forward declarations for expression class templates.
ConstIterator begin() const
Returns an iterator to the first non-zero element of the dense vector.
Definition: DVecDVecSubExpr.h:481
ElementType ValueType
Type of the underlying elements.
Definition: DVecDVecSubExpr.h:182
Header file for the EnableIf class template.
Header file for the serial shim.
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: DVecDVecSubExpr.h:566
ConstIterator(LeftIteratorType left, RightIteratorType right)
Constructor for the ConstIterator class.
Definition: DVecDVecSubExpr.h:207
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:331
VT1::ConstIterator LeftIteratorType
ConstIterator type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:195
EnableIf< IsDenseMatrix< MT1 > >::Type 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
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2477
Intrinsic characteristics of data types.The IntrinsicTrait class template provides the intrinsic char...
Definition: IntrinsicTrait.h:749
Header file for run time assertion macros.
EnableIf< IsDenseMatrix< MT1 > >::Type 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
BLAZE_ALWAYS_INLINE 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:742
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: DVecDVecSubExpr.h:162
const DenseIterator< Type > operator-(const DenseIterator< Type > &it, ptrdiff_t inc)
Subtraction between a DenseIterator and an integral value.
Definition: DenseIterator.h:585
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
ElementType & ReferenceType
Reference return type.
Definition: DVecDVecSubExpr.h:184
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: DVecDVecSubExpr.h:546
ConstIterator & operator++()
Pre-increment operator.
Definition: DVecDVecSubExpr.h:244
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: DVecDVecSubExpr.h:156
VT2::ConstIterator RightIteratorType
ConstIterator type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:198
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:309
IntrinsicType load() const
Access to the intrinsic elements of the vector.
Definition: DVecDVecSubExpr.h:298
RightOperand rhs_
Right-hand side dense vector of the subtraction expression.
Definition: DVecDVecSubExpr.h:575
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: DVecDVecSubExpr.h:116
Header file for all intrinsic functionality.
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:79
VT2::CompositeType CT2
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:101
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: DVecDVecSubExpr.h:533
#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:165
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
EnableIf< IsDenseMatrix< MT1 > >::Type 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
LeftOperand leftOperand() const
Returns the left-hand side dense vector operand.
Definition: DVecDVecSubExpr.h:511
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:108
#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:2473
VT2::ResultType RT2
Result type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:97
Header file for basic type definitions.
IntrinsicType load(size_t index) const
Access to the intrinsic elements of the vector.
Definition: DVecDVecSubExpr.h:466
Header file for the SubvectorExprTrait class template.
Base template for the SubTrait class.
Definition: SubTrait.h:142
VT1::ResultType RT1
Result type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:96
RightOperand rightOperand() const
Returns the right-hand side dense vector operand.
Definition: DVecDVecSubExpr.h:521
Base class for all vector/vector subtraction expression templates.The VecVecSubExpr class serves as a...
Definition: VecVecSubExpr.h:65
LeftOperand lhs_
Left-hand side dense vector of the subtraction expression.
Definition: DVecDVecSubExpr.h:574
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DVecDVecSubExpr.h:278
Header file for the SubExprTrait class template.
size_t size() const
Returns the current size/dimension of the vector.
Definition: DVecDVecSubExpr.h:501
Expression object for dense vector-dense vector subtractions.The DVecDVecSubExpr class represents the...
Definition: DVecDVecSubExpr.h:90
EnableIf< IsDenseVector< VT1 > >::Type 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:189
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:238
Header file for the thresholds for matrix/vector and matrix/matrix multiplications.
bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:342
#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:87
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.
BLAZE_ALWAYS_INLINE 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:849