35 #ifndef _BLAZE_MATH_EXPRESSIONS_DMATDMATADDEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_DMATDMATADDEXPR_H_ 90 template<
typename MT1
94 :
public MatMatAddExpr< DenseMatrix< DMatDMatAddExpr<MT1,MT2,SO>, SO > >
116 static constexpr
bool returnExpr = ( !IsTemporary_v<RN1> && !IsTemporary_v<RN2> );
131 ( RequiresEvaluation_v<MT1> || RequiresEvaluation_v<MT2> || !
returnExpr );
134 template<
typename MT >
136 static constexpr
bool UseAssign_v =
useAssign;
148 template<
typename MT >
149 static constexpr
bool UseSMPAssign_v =
291 return (*
left_) + (*right_);
300 inline auto load() const noexcept {
429 ( MT1::simdEnabled && MT2::simdEnabled && HasSIMDAdd_v<ET1,ET2> );
478 if( i >=
lhs_.rows() ) {
481 if( j >=
lhs_.columns() ) {
500 return lhs_.load(i,j) +
rhs_.load(i,j);
531 inline size_t rows() const noexcept {
542 return lhs_.columns();
572 template<
typename T >
573 inline bool canAlias(
const T* alias )
const noexcept {
574 return ( IsExpression_v<MT1> && ( RequiresEvaluation_v<MT1> ?
lhs_.isAliased( alias ) :
lhs_.canAlias( alias ) ) ) ||
575 ( IsExpression_v<MT2> && ( RequiresEvaluation_v<MT2> ?
rhs_.isAliased( alias ) :
rhs_.canAlias( alias ) ) );
585 template<
typename T >
586 inline bool isAliased(
const T* alias )
const noexcept {
587 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
597 return lhs_.isAligned() &&
rhs_.isAligned();
607 return lhs_.canSMPAssign() ||
rhs_.canSMPAssign() ||
608 (
rows() *
columns() >= SMP_DMATDMATADD_THRESHOLD );
632 template<
typename MT
642 if( !IsOperation_v<MT1> &&
isSame( ~lhs, rhs.lhs_ ) ) {
643 addAssign( ~lhs, rhs.rhs_ );
645 else if( !IsOperation_v<MT2> &&
isSame( ~lhs, rhs.rhs_ ) ) {
646 addAssign( ~lhs, rhs.lhs_ );
648 else if( !RequiresEvaluation_v<MT2> ) {
649 assign ( ~lhs, rhs.rhs_ );
650 addAssign( ~lhs, rhs.lhs_ );
653 assign ( ~lhs, rhs.lhs_ );
654 addAssign( ~lhs, rhs.rhs_ );
674 template<
typename MT
693 const TmpType tmp(
serial( rhs ) );
713 template<
typename MT
715 friend inline auto addAssign( DenseMatrix<MT,SO2>& lhs,
const DMatDMatAddExpr& rhs )
716 -> EnableIf_t< UseAssign_v<MT> >
723 if( !RequiresEvaluation_v<MT2> ) {
724 addAssign( ~lhs, rhs.rhs_ );
725 addAssign( ~lhs, rhs.lhs_ );
728 addAssign( ~lhs, rhs.lhs_ );
729 addAssign( ~lhs, rhs.rhs_ );
753 template<
typename MT
755 friend inline auto subAssign( DenseMatrix<MT,SO2>& lhs,
const DMatDMatAddExpr& rhs )
756 -> EnableIf_t< UseAssign_v<MT> >
763 if( !RequiresEvaluation_v<MT2> ) {
764 subAssign( ~lhs, rhs.rhs_ );
765 subAssign( ~lhs, rhs.lhs_ );
768 subAssign( ~lhs, rhs.lhs_ );
769 subAssign( ~lhs, rhs.rhs_ );
793 template<
typename MT
795 friend inline auto schurAssign( DenseMatrix<MT,SO2>& lhs,
const DMatDMatAddExpr& rhs )
796 -> EnableIf_t< UseAssign_v<MT> >
808 schurAssign( ~lhs, tmp );
839 template<
typename MT
842 -> EnableIf_t< UseSMPAssign_v<MT> >
849 if( !IsOperation_v<MT1> &&
isSame( ~lhs, rhs.lhs_ ) ) {
852 else if( !IsOperation_v<MT2> &&
isSame( ~lhs, rhs.rhs_ ) ) {
855 else if( !RequiresEvaluation_v<MT2> ) {
881 template<
typename MT
884 -> EnableIf_t< UseSMPAssign_v<MT> >
888 using TmpType = If_t< SO == SO2, ResultType, OppositeType >;
900 const TmpType tmp( rhs );
920 template<
typename MT
923 -> EnableIf_t< UseSMPAssign_v<MT> >
930 if( !RequiresEvaluation_v<MT2> ) {
960 template<
typename MT
963 -> EnableIf_t< UseSMPAssign_v<MT> >
970 if( !RequiresEvaluation_v<MT2> ) {
1000 template<
typename MT
1003 -> EnableIf_t< UseSMPAssign_v<MT> >
1079 template<
typename MT1
1082 inline decltype(
auto)
1107 template<
typename MT1,
typename MT2,
bool SO >
1108 struct IsAligned< DMatDMatAddExpr<MT1,MT2,SO> >
1109 :
public BoolConstant< IsAligned_v<MT1> && IsAligned_v<MT2> >
1125 template<
typename MT1,
typename MT2,
bool SO >
1126 struct IsPadded< DMatDMatAddExpr<MT1,MT2,SO> >
1127 :
public BoolConstant< IsPadded_v<MT1> && IsPadded_v<MT2> >
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DMatDMatAddExpr.h:290
bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:344
#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
Pointer difference type of the Blaze library.
ValueType value_type
Type of the underlying elements.
Definition: DMatDMatAddExpr.h:191
Header file for auxiliary alias declarations.
ConstIterator & operator++()
Pre-increment operator.
Definition: DMatDMatAddExpr.h:246
DMatDMatAddExpr(const MT1 &lhs, const MT2 &rhs) noexcept
Constructor for the DMatDMatAddExpr class.
Definition: DMatDMatAddExpr.h:446
ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DMatDMatAddExpr.h:221
ConstIterator(LeftIteratorType left, RightIteratorType right)
Constructor for the ConstIterator class.
Definition: DMatDMatAddExpr.h:209
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DMatDMatAddExpr.h:234
bool isSame(const Matrix< MT1, SO1 > &a, const Matrix< MT2, SO2 > &b) noexcept
Returns whether the two given matrices represent the same observable state.
Definition: Matrix.h:992
Header file for basic type definitions.
OppositeType_t< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: DMatDMatAddExpr.h:159
typename If< Condition, T1, T2 >::Type If_t
Auxiliary alias declaration for the If class template.The If_t alias declaration provides a convenien...
Definition: If.h:109
ResultType_t< MT2 > RT2
Result type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:100
ElementType_t< MT2 > ET2
Element type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:106
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.The ResultType_t alias declaration provides ...
Definition: Aliases.h:390
Header file for the serial shim.
#define BLAZE_CONSTRAINT_MUST_BE_MATRIX_WITH_STORAGE_ORDER(T, SO)
Constraint on the data type.In case the given data type T is not a dense or sparse matrix type and in...
Definition: StorageOrder.h:63
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:224
#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:61
static constexpr bool smpAssignable
Compilation flag for SMP assignments.
Definition: CompressedMatrix.h:3113
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DMatDMatAddExpr.h:160
Header file for the Computation base class.
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DMatDMatAddExpr.h:428
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DMatDMatAddExpr.h:586
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: DMatDMatAddExpr.h:541
ConstIterator_t< MT2 > RightIteratorType
ConstIterator type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:200
Header file for the RequiresEvaluation type trait.
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense matrix operand.
Definition: DMatDMatAddExpr.h:551
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.The ReturnType_t alias declaration provides ...
Definition: Aliases.h:410
constexpr size_t columns(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of columns of the matrix.
Definition: Matrix.h:514
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:80
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:137
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.The ElementType_t alias declaration provide...
Definition: Aliases.h:170
Iterator over the elements of the dense matrix.
Definition: DMatDMatAddExpr.h:179
decltype(std::declval< RN1 >()+std::declval< RN2 >()) ExprReturnType
Expression return type for the subscript operator.
Definition: DMatDMatAddExpr.h:119
Constraint on the data type.
typename EnableIf< Condition, T >::Type EnableIf_t
Auxiliary type for the EnableIf class template.The EnableIf_t alias declaration provides a convenient...
Definition: EnableIf.h:138
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DMatDMatAddExpr.h:421
ConstIterator begin(size_t i) const
Returns an iterator to the first non-zero element of row i.
Definition: DMatDMatAddExpr.h:510
ElementType & ReferenceType
Reference return type.
Definition: DMatDMatAddExpr.h:186
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:311
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: DMatDMatAddExpr.h:531
Expression object for dense matrix-dense matrix additions.The DMatDMatAddExpr class represents the co...
Definition: DMatDMatAddExpr.h:93
Header file for the IsTemporary type trait class.
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DMatDMatAddExpr.h:377
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DMatDMatAddExpr.h:187
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
#define BLAZE_ALWAYS_INLINE
Platform dependent setup of an enforced inline keyword.
Definition: Inline.h:85
Header file for the If class template.
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DMatDMatAddExpr.h:280
#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
Header file for the HasSIMDAdd type trait.
ConstIterator & operator--()
Pre-decrement operator.
Definition: DMatDMatAddExpr.h:268
Header file for the DenseMatrix base class.
If_t< IsExpression_v< MT1 >, const MT1, const MT1 &> LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:170
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: DMatDMatAddExpr.h:462
ConstIterator end(size_t i) const
Returns an iterator just past the last non-zero element of row i.
Definition: DMatDMatAddExpr.h:521
PointerType pointer
Pointer return type.
Definition: DMatDMatAddExpr.h:192
RightOperand rightOperand() const noexcept
Returns the right-hand side dense matrix operand.
Definition: DMatDMatAddExpr.h:561
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:3086
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DMatDMatAddExpr.h:389
Header file for all SIMD functionality.
Base class for all matrix/matrix addition expression templates.The MatMatAddExpr class serves as a ta...
Definition: MatMatAddExpr.h:66
Header file for the IsOperation type trait class.
typename AddTrait< T1, T2 >::Type AddTrait_t
Auxiliary alias declaration for the AddTrait class template.The AddTrait_t alias declaration provides...
Definition: AddTrait.h:238
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:333
BLAZE_ALWAYS_INLINE auto load(size_t i, size_t j) const noexcept
Access to the SIMD elements of the matrix.
Definition: DMatDMatAddExpr.h:495
Header file for the IsAligned type trait.
AddTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: DMatDMatAddExpr.h:158
Constraints on the storage order of matrix types.
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DMatDMatAddExpr.h:573
ElementType ValueType
Type of the underlying elements.
Definition: DMatDMatAddExpr.h:184
Header file for the exception macros of the math module.
static constexpr bool useAssign
Compilation switch for the serial evaluation strategy of the addition expression. ...
Definition: DMatDMatAddExpr.h:130
CompositeType_t< MT1 > CT1
Composite type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:103
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_MATMATADDEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid matrix/matrix ...
Definition: MatMatAddExpr.h:103
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: DMatDMatAddExpr.h:477
Constraint on the data type.
Header file for all forward declarations for expression class templates.
RightOperand rhs_
Right-hand side dense matrix of the addition expression.
Definition: DMatDMatAddExpr.h:615
Header file for the EnableIf class template.
auto load() const noexcept
Access to the SIMD elements of the matrix.
Definition: DMatDMatAddExpr.h:300
Header file for the IsPadded type trait.
bool isAligned() const noexcept
Returns whether the operands of the expression are properly aligned in memory.
Definition: DMatDMatAddExpr.h:596
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DMatDMatAddExpr.h:432
typename T::OppositeType OppositeType_t
Alias declaration for nested OppositeType type definitions.The OppositeType_t alias declaration provi...
Definition: Aliases.h:270
ElementType_t< MT1 > ET1
Element type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:105
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.The TransposeType_t alias declaration pro...
Definition: Aliases.h:470
Header file for run time assertion macros.
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.The CompositeType_t alias declaration pro...
Definition: Aliases.h:90
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: DMatDMatAddExpr.h:161
Header file for the addition trait.
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: DMatDMatAddExpr.h:116
auto smpAddAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP addition assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:131
ResultType_t< MT1 > RT1
Result type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:99
CompositeType_t< MT2 > CT2
Composite type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:104
ReferenceType reference
Reference return type.
Definition: DMatDMatAddExpr.h:193
Constraint on the data type.
SIMD characteristics of data types.The SIMDTrait class template provides the SIMD characteristics of ...
Definition: SIMDTrait.h:295
#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
ReturnType_t< MT1 > RN1
Return type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:101
auto smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:100
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:808
#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
Header file for the MatMatAddExpr base class.
IntegralConstant< bool, B > BoolConstant
Generic wrapper for a compile time constant boolean value.The BoolConstant class template represents ...
Definition: IntegralConstant.h:101
const ConstIterator operator++(int)
Post-increment operator.
Definition: DMatDMatAddExpr.h:258
auto smpSchurAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP Schur product assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:194
constexpr size_t rows(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of rows of the matrix.
Definition: Matrix.h:498
ConstIterator_t< MT1 > LeftIteratorType
ConstIterator type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:197
#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:84
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DMatDMatAddExpr.h:401
bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:366
typename T::ConstIterator ConstIterator_t
Alias declaration for nested ConstIterator type definitions.The ConstIterator_t alias declaration pro...
Definition: Aliases.h:110
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:3081
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: DMatDMatAddExpr.h:606
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:355
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DMatDMatAddExpr.h:183
LeftIteratorType left_
Iterator to the current left-hand side element.
Definition: DMatDMatAddExpr.h:420
IteratorCategory iterator_category
The iterator category.
Definition: DMatDMatAddExpr.h:190
auto smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:162
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:66
ElementType * PointerType
Pointer return type.
Definition: DMatDMatAddExpr.h:185
LeftOperand lhs_
Left-hand side dense matrix of the addition expression.
Definition: DMatDMatAddExpr.h:614
Header file for the IntegralConstant class template.
friend const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DMatDMatAddExpr.h:413
If_t< useAssign, const ResultType, const DMatDMatAddExpr &> CompositeType
Data type for composite expression templates.
Definition: DMatDMatAddExpr.h:167
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:322
If_t< IsExpression_v< MT2 >, const MT2, const MT2 &> RightOperand
Composite type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:173
System settings for the inline keywords.
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
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: DMatDMatAddExpr.h:164
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
ReturnType_t< MT2 > RN2
Return type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:102
static constexpr size_t SIMDSIZE
The number of elements packed within a single SIMD element.
Definition: DMatDMatAddExpr.h:437