35#ifndef _BLAZE_MATH_EXPRESSIONS_SMATTDMATSUBEXPR_H_
36#define _BLAZE_MATH_EXPRESSIONS_SMATTDMATSUBEXPR_H_
90 :
public MatMatSubExpr< DenseMatrix< SMatTDMatSubExpr<MT1,MT2>, true > >
108 static constexpr bool returnExpr = !IsTemporary_v<RN1> && !IsTemporary_v<RN2>;
121 template<
typename MT >
122 static constexpr bool UseSMPAssign_v = ( !MT1::smpAssignable || !MT2::smpAssignable );
198 if( i >=
lhs_.rows() ) {
201 if( j >=
lhs_.columns() ) {
213 inline size_t rows() const noexcept {
224 return lhs_.columns();
254 template<
typename T >
255 inline bool canAlias(
const T* alias )
const noexcept {
256 return (
lhs_.canAlias( alias ) ) ||
257 ( IsExpression_v<MT2> &&
rhs_.canAlias( alias ) );
267 template<
typename T >
268 inline bool isAliased(
const T* alias )
const noexcept {
269 return lhs_.isAliased( alias ) &&
rhs_.isAliased( alias );
291 template<
typename MT
300 assign ( *lhs, -rhs.
rhs_ );
301 addAssign( *lhs, rhs.
lhs_ );
318 template<
typename MT
336 const TmpType tmp(
serial( rhs ) );
355 template<
typename MT
357 friend inline void addAssign( DenseMatrix<MT,SO2>& lhs,
const SMatTDMatSubExpr& rhs )
364 subAssign( *lhs, rhs.rhs_ );
365 addAssign( *lhs, rhs.lhs_ );
387 template<
typename MT
389 friend inline void subAssign( DenseMatrix<MT,SO2>& lhs,
const SMatTDMatSubExpr& rhs )
396 addAssign( *lhs, rhs.rhs_ );
397 subAssign( *lhs, rhs.lhs_ );
419 template<
typename MT
421 friend inline void schurAssign( DenseMatrix<MT,SO2>& lhs,
const SMatTDMatSubExpr& rhs )
433 schurAssign( *lhs, tmp );
464 template<
typename MT
467 -> EnableIf_t< UseSMPAssign_v<MT> >
494 template<
typename MT
497 -> EnableIf_t< UseSMPAssign_v<MT> >
501 using TmpType = If_t< SO2, ResultType, OppositeType >;
513 const TmpType tmp( rhs );
534 template<
typename MT
537 -> EnableIf_t< UseSMPAssign_v<MT> >
569 template<
typename MT
572 -> EnableIf_t< UseSMPAssign_v<MT> >
604 template<
typename MT
607 -> EnableIf_t< UseSMPAssign_v<MT> >
670template<
typename MT1
672 , DisableIf_t< IsZero_v<MT1> &&
673 IsSame_v< ElementType_t<MT1>, ElementType_t<MT2> > >* =
nullptr >
674inline const SMatTDMatSubExpr<MT1,MT2>
675 smattdmatsub(
const SparseMatrix<MT1,false>& lhs,
const DenseMatrix<MT2,true>& rhs )
682 return SMatTDMatSubExpr<MT1,MT2>( *lhs, *rhs );
702template<
typename MT1
704 , EnableIf_t< IsZero_v<MT1> &&
705 IsSame_v< ElementType_t<MT1>, ElementType_t<MT2> > >* =
nullptr >
707 smattdmatsub(
const SparseMatrix<MT1,false>& lhs,
const DenseMatrix<MT2,true>& rhs )
753template<
typename MT1
760 if( (*lhs).rows() != (*rhs).rows() || (*lhs).columns() != (*rhs).columns() ) {
764 return smattdmatsub( *lhs, *rhs );
790template<
typename MT1
795 operator+(
const SMatTDMatSubExpr<MT1,MT2>& lhs,
const DenseMatrix<MT3,SO>& rhs )
799 return ( (*rhs) - lhs.rightOperand() ) + lhs.leftOperand();
818template<
typename MT1
823 operator-(
const SMatTDMatSubExpr<MT1,MT2>& lhs,
const DenseMatrix<MT3,SO>& rhs )
827 return lhs.leftOperand() - ( lhs.rightOperand() + (*rhs) );
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.
Constraints on the storage order of matrix types.
Header file for the EnableIf class template.
Header file for the function trace functionality.
Header file for the If class template.
Header file for the IntegralConstant class template.
Header file for the IsExpression type trait class.
Header file for the IsSame and IsStrictlySame type traits.
Header file for the IsTemporary type trait class.
Header file for the MAYBE_UNUSED function template.
Constraints on the storage order of matrix types.
Header file for the subtraction trait.
Base class for dense matrices.
Definition: DenseMatrix.h:82
Expression object for sparse matrix-transpose dense matrix subtractions.
Definition: SMatTDMatSubExpr.h:92
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:136
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: SMatTDMatSubExpr.h:197
SubTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:134
RightOperand rhs_
Right-hand side dense matrix of the subtraction expression.
Definition: SMatTDMatSubExpr.h:276
ReturnType_t< MT1 > RN1
Return type of the left-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:97
OppositeType_t< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SMatTDMatSubExpr.h:135
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SMatTDMatSubExpr.h:268
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SMatTDMatSubExpr.h:182
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: SMatTDMatSubExpr.h:137
If_t< IsExpression_v< MT2 >, const MT2, const MT2 & > RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:149
LeftOperand lhs_
Left-hand side sparse matrix of the subtraction expression.
Definition: SMatTDMatSubExpr.h:275
ReturnType_t< MT2 > RN2
Return type of the right-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:98
RightOperand rightOperand() const noexcept
Returns the right-hand side transpose dense matrix operand.
Definition: SMatTDMatSubExpr.h:243
If_t< IsExpression_v< MT1 >, const MT1, const MT1 & > LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:146
const ResultType CompositeType
Data type for composite expression templates.
Definition: SMatTDMatSubExpr.h:143
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: SMatTDMatSubExpr.h:223
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: SMatTDMatSubExpr.h:213
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: SMatTDMatSubExpr.h:157
ResultType_t< MT1 > RT1
Result type of the left-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:95
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse matrix operand.
Definition: SMatTDMatSubExpr.h:233
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: SMatTDMatSubExpr.h:108
SMatTDMatSubExpr(const MT1 &lhs, const MT2 &rhs) noexcept
Constructor for the SMatTDMatSubExpr class.
Definition: SMatTDMatSubExpr.h:166
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:140
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SMatTDMatSubExpr.h:255
ResultType_t< MT2 > RT2
Result type of the right-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:96
decltype(std::declval< RN1 >() - std::declval< RN2 >()) ExprReturnType
Expression return type for the subscript operator.
Definition: SMatTDMatSubExpr.h:111
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: SMatTDMatSubExpr.h:154
Base class for sparse matrices.
Definition: SparseMatrix.h:77
Constraint on the data type.
Constraint on the data type.
Constraint on the data type.
Constraint on the data type.
Header file for the Computation base class.
Header file for the DenseMatrix base class.
Header file for the MatMatSubExpr 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
#define BLAZE_CONSTRAINT_MUST_BE_ROW_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.
Definition: RowMajorMatrix.h:61
#define BLAZE_CONSTRAINT_MATRICES_MUST_HAVE_SAME_STORAGE_ORDER(T1, T2)
Constraint on the data type.
Definition: StorageOrder.h:84
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_MATMATSUBEXPR(T1, T2)
Constraint on the data type.
Definition: MatMatSubExpr.h:103
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.
Definition: RequiresEvaluation.h:81
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE(T)
Constraint on the data type.
Definition: DenseMatrix.h:61
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_MATRIX_TYPE(T)
Constraint on the data type.
Definition: SparseMatrix.h:61
#define BLAZE_CONSTRAINT_MUST_BE_COLUMN_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.
Definition: ColumnMajorMatrix.h:61
typename SubTrait< T1, T2 >::Type SubTrait_t
Auxiliary alias declaration for the SubTrait class template.
Definition: SubTrait.h:163
#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 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
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_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.
Definition: Exception.h:235
#define BLAZE_FUNCTION_TRACE
Function trace macro.
Definition: FunctionTrace.h:94
Header file for the exception macros of the math module.
Constraints on the storage order of matrix types.
Header file for all forward declarations for expression class templates.
Header file for the serial shim.
Base class for all compute expression templates.
Definition: Computation.h:68
Base class for all matrix/matrix subtraction expression templates.
Definition: MatMatSubExpr.h:69
Header file for the IsZero type trait.
Header file for basic type definitions.