35 #ifndef _BLAZE_MATH_EXPRESSIONS_DVECDVECSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_DVECDVECSUBEXPR_H_
88 template<
typename VT1
131 template<
typename VT >
134 enum { value = useAssign };
147 template<
typename VT >
148 struct UseSMPAssign {
149 enum { value = ( !VT1::smpAssignable || !VT2::smpAssignable ) && useAssign };
208 explicit inline ConstIterator( LeftIteratorType left, RightIteratorType right )
290 return (*left_) - (*right_);
299 inline IntrinsicType
load()
const {
300 return left_.load() - right_.load();
311 return left_ == rhs.
left_;
322 return left_ != rhs.
left_;
333 return left_ < rhs.
left_;
344 return left_ > rhs.
left_;
355 return left_ <= rhs.
left_;
366 return left_ >= rhs.
left_;
377 return left_ - rhs.
left_;
427 enum { vectorizable = VT1::vectorizable && VT2::vectorizable &&
432 enum { smpAssignable = VT1::smpAssignable && VT2::smpAssignable };
471 const IntrinsicType xmm1(
lhs_.load( index ) );
472 const IntrinsicType xmm2(
rhs_.load( index ) );
533 template<
typename T >
546 template<
typename T >
548 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
558 return lhs_.isAligned() &&
rhs_.isAligned();
568 return lhs_.canSMPAssign() ||
rhs_.canSMPAssign() ||
593 template<
typename VT >
626 template<
typename VT >
638 const ResultType tmp(
serial( rhs ) );
658 template<
typename VT >
659 friend inline typename EnableIf< UseAssign<VT> >::Type
690 template<
typename VT >
691 friend inline typename EnableIf< UseAssign<VT> >::Type
722 template<
typename VT >
723 friend inline typename EnableIf< UseAssign<VT> >::Type
734 const ResultType tmp(
serial( rhs ) );
758 template<
typename VT >
759 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
766 if( !IsComputation<VT1>::value &&
isSame( ~lhs, rhs.lhs_ ) ) {
791 template<
typename VT >
792 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
803 const ResultType tmp( rhs );
823 template<
typename VT >
824 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
855 template<
typename VT >
856 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
887 template<
typename VT >
888 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
899 const ResultType tmp( rhs );
954 template<
typename T1
957 inline const DVecDVecSubExpr<T1,T2,TF>
962 if( (~lhs).
size() != (~rhs).
size() )
963 throw std::invalid_argument(
"Vector sizes do not match" );
980 template<
typename VT1,
typename VT2,
bool TF >
982 :
public Max< Size<VT1>, Size<VT2> >::Type
998 template<
typename VT1,
typename VT2,
bool TF,
bool AF >
1003 typedef typename SubExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
1004 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DVecDVecSubExpr.h:186
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DVecDVecSubExpr.h:420
PointerType pointer
Pointer return type.
Definition: DVecDVecSubExpr.h:191
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:190
Header file for the subtraction trait.
Header file for basic type definitions.
BLAZE_ALWAYS_INLINE IntrinsicType load(size_t index) const
Access to the intrinsic elements of the vector.
Definition: DVecDVecSubExpr.h:467
ReferenceType reference
Reference return type.
Definition: DVecDVecSubExpr.h:192
BLAZE_ALWAYS_INLINE size_t size(const Vector< VT, TF > &vector)
Returns the current size/dimension of the vector.
Definition: Vector.h:264
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:172
const ConstIterator operator++(int)
Post-increment operator.
Definition: DVecDVecSubExpr.h:257
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecDVecSubExpr.h:455
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:209
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:169
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:441
VT1::ReturnType RN1
Return type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:99
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DVecDVecSubExpr.h:388
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2507
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:261
VT2::ReturnType RN2
Return type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:100
Header file for the DenseVector base class.
VT1::ElementType ET1
Element type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:103
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:699
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:557
Header file for the RequiresEvaluation type trait.
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DVecDVecSubExpr.h:233
DVecDVecSubExpr< VT1, VT2, TF > This
Type of this DVecDVecSubExpr instance.
Definition: DVecDVecSubExpr.h:156
ElementType * PointerType
Pointer return type.
Definition: DVecDVecSubExpr.h:184
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:412
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:220
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:263
IntrinsicTrait< ElementType >::Type IntrinsicType
Resulting intrinsic element type.
Definition: DVecDVecSubExpr.h:160
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DVecDVecSubExpr.h:289
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:354
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:365
Header file for the IsTemporary type trait class.
IteratorCategory iterator_category
The iterator category.
Definition: DVecDVecSubExpr.h:189
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DVecDVecSubExpr.h:376
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
#define BLAZE_ALWAYS_INLINE
Platform dependent setup of an enforced inline keyword.
Definition: Inline.h:85
VT1::CompositeType CT1
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:101
ConstIterator & operator--()
Pre-decrement operator.
Definition: DVecDVecSubExpr.h:267
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2511
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DVecDVecSubExpr.h:182
Iterator over the elements of the dense vector.
Definition: DVecDVecSubExpr.h:178
ResultType::ElementType ElementType
Resulting element type.
Definition: DVecDVecSubExpr.h:159
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:321
DifferenceType difference_type
Difference between two iterators.
Definition: DVecDVecSubExpr.h:193
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:166
Constraint on the data type.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: DVecDVecSubExpr.h:158
#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:104
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:419
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2505
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DVecDVecSubExpr.h:400
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:492
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:482
ElementType ValueType
Type of the underlying elements.
Definition: DVecDVecSubExpr.h:183
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:567
ConstIterator(LeftIteratorType left, RightIteratorType right)
Constructor for the ConstIterator class.
Definition: DVecDVecSubExpr.h:208
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:332
VT1::ConstIterator LeftIteratorType
ConstIterator type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:196
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:2506
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:163
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:185
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: DVecDVecSubExpr.h:547
ConstIterator & operator++()
Pre-increment operator.
Definition: DVecDVecSubExpr.h:245
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: DVecDVecSubExpr.h:157
VT2::ConstIterator RightIteratorType
ConstIterator type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:199
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DVecDVecSubExpr.h:310
IntrinsicType load() const
Access to the intrinsic elements of the vector.
Definition: DVecDVecSubExpr.h:299
RightOperand rhs_
Right-hand side dense vector of the subtraction expression.
Definition: DVecDVecSubExpr.h:576
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: DVecDVecSubExpr.h:117
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:102
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: DVecDVecSubExpr.h:534
#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:512
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:2502
VT2::ResultType RT2
Result type of the right-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:98
Header file for the SubvectorExprTrait class template.
Base template for the SubTrait class.
Definition: SubTrait.h:150
VT1::ResultType RT1
Result type of the left-hand side dense vector expression.
Definition: DVecDVecSubExpr.h:97
RightOperand rightOperand() const
Returns the right-hand side dense vector operand.
Definition: DVecDVecSubExpr.h:522
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:575
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DVecDVecSubExpr.h:279
Header file for the SubExprTrait class template.
size_t size() const
Returns the current size/dimension of the vector.
Definition: DVecDVecSubExpr.h:502
Expression object for dense vector-dense vector subtractions.The DVecDVecSubExpr class represents the...
Definition: DVecDVecSubExpr.h:91
System settings for the inline keywords.
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:343
#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