35#ifndef _BLAZE_MATH_EXPRESSIONS_DVECEXPANDEXPR_H_
36#define _BLAZE_MATH_EXPRESSIONS_DVECEXPANDEXPR_H_
92 :
public VecExpandExpr< DenseMatrix< DVecExpandExpr<VT,TF,CEAs...>, !TF >, CEAs... >
93 ,
private If_t< IsComputation_v<VT>, Computation, Transformation >
114 static constexpr bool useAssign = IsComputation_v<VT> || RequiresEvaluation_v<VT>;
118 template<
typename MT >
119 static constexpr bool UseAssign_v =
useAssign;
130 template<
typename MT >
131 static constexpr bool UseSMPAssign_v = ( !VT::smpAssignable &&
useAssign );
178 template<
typename... REAs >
215 if( i >= ( TF ? expansion() :
dv_.size() ) ) {
218 if( j >= ( TF ?
dv_.size() : expansion() ) ) {
277 inline size_t rows() const noexcept {
278 return ( TF ? expansion() :
dv_.size() );
288 return ( TF ?
dv_.size() : expansion() );
303 using DataType::expansion;
312 template<
typename T >
313 inline bool canAlias(
const T* alias )
const noexcept {
314 return dv_.canAlias( alias );
324 template<
typename T >
325 inline bool isAliased(
const T* alias )
const noexcept {
326 return dv_.isAliased( alias );
336 return dv_.isAligned();
346 return dv_.canSMPAssign();
369 template<
typename MT
383 assign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
402 template<
typename MT
416 addAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
435 template<
typename MT
437 friend inline auto subAssign( Matrix<MT,SO>& lhs,
const DVecExpandExpr& rhs )
438 -> EnableIf_t< UseAssign_v<MT> >
449 subAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
468 template<
typename MT
470 friend inline auto schurAssign( Matrix<MT,SO>& lhs,
const DVecExpandExpr& rhs )
471 -> EnableIf_t< UseAssign_v<MT> >
482 schurAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
501 template<
typename MT
503 friend inline auto multAssign( Matrix<MT,SO>& lhs,
const DVecExpandExpr& rhs )
504 -> EnableIf_t< UseAssign_v<MT> >
515 multAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
534 template<
typename MT
537 -> EnableIf_t< UseSMPAssign_v<MT> >
546 const RT tmp( *rhs.dv_ );
548 smpAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
567 template<
typename MT
570 -> EnableIf_t< UseSMPAssign_v<MT> >
579 const RT tmp( *rhs.dv_ );
581 smpAddAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
600 template<
typename MT
603 -> EnableIf_t< UseSMPAssign_v<MT> >
612 const RT tmp( *rhs.dv_ );
614 smpSubAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
633 template<
typename MT
636 -> EnableIf_t< UseSMPAssign_v<MT> >
645 const RT tmp( *rhs.dv_ );
666 template<
typename MT
669 -> EnableIf_t< UseSMPAssign_v<MT> >
678 const RT tmp( *rhs.dv_ );
680 smpMultAssign( *lhs, expand<CEAs...>( tmp, rhs.expansion() ) );
751 return ReturnType( *dv, expansion );
804 return ReturnType( *dv );
824inline decltype(
auto)
expand(
const DenseVector<VT,TF>& dv,
size_t expansion )
830 using ReturnType =
const DVecExpandExpr<VT,TF,E>;
831 return ReturnType( *dv );
847template<
typename VT,
bool TF,
size_t... CEAs >
848struct IsAligned< DVecExpandExpr<VT,TF,CEAs...> >
849 :
public IsAligned<VT>
865template<
typename VT,
bool TF,
size_t... CEAs >
866struct IsPadded< DVecExpandExpr<VT,TF,CEAs...> >
867 :
public IsPadded<VT>
Header file for auxiliary alias declarations.
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.
Definition: Aliases.h:470
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.
Definition: Aliases.h:450
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.
Definition: Aliases.h:190
typename T::OppositeType OppositeType_t
Alias declaration for nested OppositeType type definitions.
Definition: Aliases.h:310
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.
Definition: Aliases.h:550
Header file for run time assertion macros.
Header file for the EnableIf class template.
Header file for the implementation of the ExpandExprData class template.
Header file for the expand trait.
Header file for the function trace functionality.
Header file for the GetMemberType type trait.
Header file for the If class template.
Utility type for generic codes.
Header file for the IsAligned type trait.
Header file for the IsComputation type trait class.
Header file for the IsExpression type trait class.
Header file for the IsPadded type trait.
Header file for the MAYBE_UNUSED function template.
Header file for the SIMD trait.
Expression object for dense vector expansion.
Definition: DVecExpandExpr.h:95
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: DVecExpandExpr.h:192
ConstIterator begin(size_t i) const
Returns an iterator to the first non-zero element of row/column i.
Definition: DVecExpandExpr.h:254
ResultType_t< VT > RT
Result type of the dense vector expression.
Definition: DVecExpandExpr.h:98
static constexpr size_t SIMDSIZE
The number of elements packed within a single SIMD element.
Definition: DVecExpandExpr.h:169
ConstIterator end(size_t i) const
Returns an iterator just past the last non-zero element of row/column i.
Definition: DVecExpandExpr.h:266
If_t< IsExpression_v< VT >, const VT, const VT & > Operand
Composite data type of the dense matrix expression.
Definition: DVecExpandExpr.h:156
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: DVecExpandExpr.h:287
bool isAligned() const noexcept
Returns whether the operands of the expression are properly aligned in memory.
Definition: DVecExpandExpr.h:335
ExpandTrait_t< VT, CEAs... > ResultType
Result type for expression template evaluations.
Definition: DVecExpandExpr.h:143
ExpandExprData< CEAs... > DataType
The type of the ExpandExprData base class.
Definition: DVecExpandExpr.h:100
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: DVecExpandExpr.h:277
BLAZE_CREATE_GET_TYPE_MEMBER_TYPE_TRAIT(GetConstIterator, ConstIterator, INVALID_TYPE)
Definition of the GetConstIterator type trait.
ElementType_t< VT > ElementType
Resulting element type.
Definition: DVecExpandExpr.h:146
static constexpr bool useAssign
Compilation switch for the serial evaluation strategy of the expansion expression.
Definition: DVecExpandExpr.h:114
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DVecExpandExpr.h:161
OppositeType_t< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: DVecExpandExpr.h:144
BLAZE_ALWAYS_INLINE auto load(size_t i, size_t j) const noexcept
Access to the SIMD elements of the matrix.
Definition: DVecExpandExpr.h:232
GetConstIterator_t< VT > ConstIterator
Iterator over the elements of the dense matrix.
Definition: DVecExpandExpr.h:153
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DVecExpandExpr.h:325
Operand dv_
Dense vector of the expansion expression.
Definition: DVecExpandExpr.h:352
If_t< useAssign, const ResultType, const DVecExpandExpr & > CompositeType
Data type for composite expression templates.
Definition: DVecExpandExpr.h:150
ReturnType_t< VT > ReturnType
Return type for expression template evaluations.
Definition: DVecExpandExpr.h:147
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: DVecExpandExpr.h:214
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DVecExpandExpr.h:313
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DVecExpandExpr.h:145
DVecExpandExpr(const VT &dv, REAs... args) noexcept
Constructor for the DVecExpandExpr class.
Definition: DVecExpandExpr.h:179
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DVecExpandExpr.h:164
Operand operand() const noexcept
Returns the dense vector operand.
Definition: DVecExpandExpr.h:297
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: DVecExpandExpr.h:345
Base class for N-dimensional dense vectors.
Definition: DenseVector.h:77
Auxiliary class template for the data members of expansion expression classes.
Definition: ExpandExprData.h:64
Base class for matrices.
Definition: Matrix.h:85
SIMD characteristics of data types.
Definition: SIMDTrait.h:297
Constraint on the data type.
Header file for the Computation base class.
Header file for the DenseMatrix base class.
Header file for the DenseVector base class.
Header file for the VecExpandExpr base class.
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:812
decltype(auto) expand(const DenseVector< VT, TF > &dv)
Expansion of the given dense vector.
Definition: DVecExpandExpr.h:799
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.
Definition: TransposeFlag.h:63
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.
Definition: DenseVector.h:61
typename ExpandTrait< T, CEAs... >::Type ExpandTrait_t
Auxiliary alias declaration for the ExpandTrait type trait.
Definition: ExpandTrait.h:145
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.
Definition: Assert.h:101
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
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
auto smpMultAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs) -> EnableIf_t< IsDenseVector_v< VT1 > >
Default implementation of the SMP multiplication assignment of a vector to a dense vector.
Definition: DenseVector.h:192
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
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
#define BLAZE_ALWAYS_INLINE
Platform dependent setup of an enforced inline keyword.
Definition: Inline.h:85
typename EnableIf< Condition, T >::Type EnableIf_t
Auxiliary type for the EnableIf class template.
Definition: EnableIf.h:138
constexpr void MAYBE_UNUSED(const Args &...)
Suppression of unused parameter warnings.
Definition: MaybeUnused.h:81
typename If< Condition >::template Type< T1, T2 > If_t
Auxiliary alias template for the If class template.
Definition: If.h:108
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.
Definition: Exception.h:331
#define BLAZE_FUNCTION_TRACE
Function trace macro.
Definition: FunctionTrace.h:94
Header file for the exception macros of the math module.
Constraint on the data type.
Header file for all forward declarations for expression class templates.
Header file for the serial shim.
Base class for all vector expansion expression templates.
Definition: VecExpandExpr.h:69
System settings for the inline keywords.
Header file for the RequiresEvaluation type trait.
Header file for basic type definitions.