Blaze 3.9
DVecDVecDivExpr.h
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1//=================================================================================================
33//=================================================================================================
34
35#ifndef _BLAZE_MATH_EXPRESSIONS_DVECDVECDIVEXPR_H_
36#define _BLAZE_MATH_EXPRESSIONS_DVECDVECDIVEXPR_H_
37
38
39//*************************************************************************************************
40// Includes
41//*************************************************************************************************
42
43#include <iterator>
44#include <utility>
45#include <blaze/math/Aliases.h>
56#include <blaze/math/SIMD.h>
65#include <blaze/system/Inline.h>
68#include <blaze/util/Assert.h>
69#include <blaze/util/EnableIf.h>
72#include <blaze/util/mpl/If.h>
73#include <blaze/util/Types.h>
75
76
77namespace blaze {
78
79//=================================================================================================
80//
81// CLASS DVECDVECDIVEXPR
82//
83//=================================================================================================
84
85//*************************************************************************************************
92template< typename VT1 // Type of the left-hand side dense vector
93 , typename VT2 // Type of the right-hand side dense vector
94 , bool TF > // Transpose flag
96 : public VecVecDivExpr< DenseVector< DVecDVecDivExpr<VT1,VT2,TF>, TF > >
97 , private Computation
98{
99 private:
100 //**Type definitions****************************************************************************
109 //**********************************************************************************************
110
111 //**Return type evaluation**********************************************************************
113
118 static constexpr bool returnExpr = ( !IsTemporary_v<RN1> && !IsTemporary_v<RN2> );
119
121 using ExprReturnType = decltype( std::declval<RN1>() / std::declval<RN2>() );
122 //**********************************************************************************************
123
124 //**Serial evaluation strategy******************************************************************
126
132 static constexpr bool useAssign =
133 ( RequiresEvaluation_v<VT1> || RequiresEvaluation_v<VT2> || !returnExpr );
134
137 template< typename VT >
138 static constexpr bool UseAssign_v = useAssign;
140 //**********************************************************************************************
141
142 //**Parallel evaluation strategy****************************************************************
144
150 template< typename VT >
151 static constexpr bool UseSMPAssign_v =
152 ( ( !VT1::smpAssignable || !VT2::smpAssignable ) && useAssign );
154 //**********************************************************************************************
155
156 public:
157 //**Type definitions****************************************************************************
160
163
167
170
173
175 using LeftOperand = If_t< IsExpression_v<VT1>, const VT1, const VT1& >;
176
178 using RightOperand = If_t< IsExpression_v<VT2>, const VT2, const VT2& >;
179 //**********************************************************************************************
180
181 //**ConstIterator class definition**************************************************************
185 {
186 public:
187 //**Type definitions*************************************************************************
188 using IteratorCategory = std::random_access_iterator_tag;
192 using DifferenceType = ptrdiff_t;
193
194 // STL iterator requirements
200
203
206 //*******************************************************************************************
207
208 //**Constructor******************************************************************************
215 : left_ ( left ) // Iterator to the current left-hand side element
216 , right_( right ) // Iterator to the current right-hand side element
217 {}
218 //*******************************************************************************************
219
220 //**Addition assignment operator*************************************************************
227 left_ += inc;
228 right_ += inc;
229 return *this;
230 }
231 //*******************************************************************************************
232
233 //**Subtraction assignment operator**********************************************************
240 left_ -= dec;
241 right_ -= dec;
242 return *this;
243 }
244 //*******************************************************************************************
245
246 //**Prefix increment operator****************************************************************
252 ++left_;
253 ++right_;
254 return *this;
255 }
256 //*******************************************************************************************
257
258 //**Postfix increment operator***************************************************************
264 return ConstIterator( left_++, right_++ );
265 }
266 //*******************************************************************************************
267
268 //**Prefix decrement operator****************************************************************
274 --left_;
275 --right_;
276 return *this;
277 }
278 //*******************************************************************************************
279
280 //**Postfix decrement operator***************************************************************
286 return ConstIterator( left_--, right_-- );
287 }
288 //*******************************************************************************************
289
290 //**Element access operator******************************************************************
296 return (*left_) / (*right_);
297 }
298 //*******************************************************************************************
299
300 //**Load function****************************************************************************
305 inline auto load() const noexcept {
306 return left_.load() / right_.load();
307 }
308 //*******************************************************************************************
309
310 //**Equality operator************************************************************************
316 inline BLAZE_DEVICE_CALLABLE bool operator==( const ConstIterator& rhs ) const {
317 return left_ == rhs.left_;
318 }
319 //*******************************************************************************************
320
321 //**Inequality operator**********************************************************************
327 inline BLAZE_DEVICE_CALLABLE bool operator!=( const ConstIterator& rhs ) const {
328 return left_ != rhs.left_;
329 }
330 //*******************************************************************************************
331
332 //**Less-than operator***********************************************************************
338 inline BLAZE_DEVICE_CALLABLE bool operator<( const ConstIterator& rhs ) const {
339 return left_ < rhs.left_;
340 }
341 //*******************************************************************************************
342
343 //**Greater-than operator********************************************************************
349 inline BLAZE_DEVICE_CALLABLE bool operator>( const ConstIterator& rhs ) const {
350 return left_ > rhs.left_;
351 }
352 //*******************************************************************************************
353
354 //**Less-or-equal-than operator**************************************************************
360 inline BLAZE_DEVICE_CALLABLE bool operator<=( const ConstIterator& rhs ) const {
361 return left_ <= rhs.left_;
362 }
363 //*******************************************************************************************
364
365 //**Greater-or-equal-than operator***********************************************************
371 inline BLAZE_DEVICE_CALLABLE bool operator>=( const ConstIterator& rhs ) const {
372 return left_ >= rhs.left_;
373 }
374 //*******************************************************************************************
375
376 //**Subtraction operator*********************************************************************
383 return left_ - rhs.left_;
384 }
385 //*******************************************************************************************
386
387 //**Addition operator************************************************************************
394 friend inline BLAZE_DEVICE_CALLABLE const ConstIterator operator+( const ConstIterator& it, size_t inc ) {
395 return ConstIterator( it.left_ + inc, it.right_ + inc );
396 }
397 //*******************************************************************************************
398
399 //**Addition operator************************************************************************
406 friend inline BLAZE_DEVICE_CALLABLE const ConstIterator operator+( size_t inc, const ConstIterator& it ) {
407 return ConstIterator( it.left_ + inc, it.right_ + inc );
408 }
409 //*******************************************************************************************
410
411 //**Subtraction operator*********************************************************************
418 friend inline BLAZE_DEVICE_CALLABLE const ConstIterator operator-( const ConstIterator& it, size_t dec ) {
419 return ConstIterator( it.left_ - dec, it.right_ - dec );
420 }
421 //*******************************************************************************************
422
423 private:
424 //**Member variables*************************************************************************
427 //*******************************************************************************************
428 };
429 //**********************************************************************************************
430
431 //**Compilation flags***************************************************************************
433 static constexpr bool simdEnabled =
434 ( VT1::simdEnabled && VT2::simdEnabled && HasSIMDDiv_v<ET1,ET2> );
435
437 static constexpr bool smpAssignable = ( VT1::smpAssignable && VT2::smpAssignable );
438 //**********************************************************************************************
439
440 //**SIMD properties*****************************************************************************
442 static constexpr size_t SIMDSIZE = SIMDTrait<ElementType>::size;
443 //**********************************************************************************************
444
445 //**Constructor*********************************************************************************
451 inline DVecDVecDivExpr( const VT1& lhs, const VT2& rhs ) noexcept
452 : lhs_( lhs ) // Left-hand side dense vector of the division expression
453 , rhs_( rhs ) // Right-hand side dense vector of the division expression
454 {
455 BLAZE_INTERNAL_ASSERT( lhs.size() == rhs.size(), "Invalid vector sizes" );
456 }
457 //**********************************************************************************************
458
459 //**Subscript operator**************************************************************************
465 inline ReturnType operator[]( size_t index ) const {
466 BLAZE_INTERNAL_ASSERT( index < lhs_.size(), "Invalid vector access index" );
467 return lhs_[index] / rhs_[index];
468 }
469 //**********************************************************************************************
470
471 //**At function*********************************************************************************
478 inline ReturnType at( size_t index ) const {
479 if( index >= lhs_.size() ) {
480 BLAZE_THROW_OUT_OF_RANGE( "Invalid vector access index" );
481 }
482 return (*this)[index];
483 }
484 //**********************************************************************************************
485
486 //**Load function*******************************************************************************
492 BLAZE_ALWAYS_INLINE auto load( size_t index ) const noexcept {
493 BLAZE_INTERNAL_ASSERT( index < lhs_.size() , "Invalid vector access index" );
494 BLAZE_INTERNAL_ASSERT( index % SIMDSIZE == 0UL, "Invalid vector access index" );
495 return lhs_.load( index ) / rhs_.load( index );
496 }
497 //**********************************************************************************************
498
499 //**Begin function******************************************************************************
504 inline ConstIterator begin() const {
505 return ConstIterator( lhs_.begin(), rhs_.begin() );
506 }
507 //**********************************************************************************************
508
509 //**End function********************************************************************************
514 inline ConstIterator end() const {
515 return ConstIterator( lhs_.end(), rhs_.end() );
516 }
517 //**********************************************************************************************
518
519 //**Size function*******************************************************************************
524 inline size_t size() const noexcept {
525 return lhs_.size();
526 }
527 //**********************************************************************************************
528
529 //**Left operand access*************************************************************************
534 inline LeftOperand leftOperand() const noexcept {
535 return lhs_;
536 }
537 //**********************************************************************************************
538
539 //**Right operand access************************************************************************
544 inline RightOperand rightOperand() const noexcept {
545 return rhs_;
546 }
547 //**********************************************************************************************
548
549 //**********************************************************************************************
555 template< typename T >
556 inline bool canAlias( const T* alias ) const noexcept {
557 return ( IsExpression_v<VT1> && ( RequiresEvaluation_v<VT1> ? lhs_.isAliased( alias ) : lhs_.canAlias( alias ) ) ) ||
558 ( IsExpression_v<VT2> && ( RequiresEvaluation_v<VT2> ? rhs_.isAliased( alias ) : rhs_.canAlias( alias ) ) );
559 }
560 //**********************************************************************************************
561
562 //**********************************************************************************************
568 template< typename T >
569 inline bool isAliased( const T* alias ) const noexcept {
570 return ( lhs_.isAliased( alias ) || rhs_.isAliased( alias ) );
571 }
572 //**********************************************************************************************
573
574 //**********************************************************************************************
579 inline bool isAligned() const noexcept {
580 return lhs_.isAligned() && rhs_.isAligned();
581 }
582 //**********************************************************************************************
583
584 //**********************************************************************************************
589 inline bool canSMPAssign() const noexcept {
590 return lhs_.canSMPAssign() || rhs_.canSMPAssign() ||
591 ( size() > SMP_DVECDVECDIV_THRESHOLD );
592 }
593 //**********************************************************************************************
594
595 private:
596 //**Member variables****************************************************************************
599 //**********************************************************************************************
600
601 //**Assignment to dense vectors*****************************************************************
615 template< typename VT > // Type of the target dense vector
616 friend inline auto assign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
618 {
620
621 using ET = ElementType_t<VT>;
622
626
627 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
628
629 if( !IsComputation_v<VT1> && isSame( *lhs, rhs.lhs_ ) ) {
630 divAssign( *lhs, rhs.rhs_ );
631 }
632 else if( ( IsSame_v<VT,ResultType> || IsSame_v<ET,ET1> ) && !rhs.rhs_.isAliased( &(*lhs) ) ) {
633 assign ( *lhs, rhs.lhs_ );
634 divAssign( *lhs, rhs.rhs_ );
635 }
636 else {
637 const ResultType tmp( serial( rhs ) );
638 assign( *lhs, tmp );
639 }
640 }
642 //**********************************************************************************************
643
644 //**Assignment to sparse vectors****************************************************************
658 template< typename VT > // Type of the target sparse vector
659 friend inline auto assign( SparseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
661 {
663
667
668 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
669
670 const ResultType tmp( serial( rhs ) );
671 assign( *lhs, tmp );
672 }
674 //**********************************************************************************************
675
676 //**Addition assignment to dense vectors********************************************************
690 template< typename VT > // Type of the target dense vector
691 friend inline auto addAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
692 -> EnableIf_t< UseAssign_v<VT> >
693 {
695
699
700 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
701
702 const ResultType tmp( serial( rhs ) );
703 addAssign( *lhs, tmp );
704 }
706 //**********************************************************************************************
707
708 //**Addition assignment to sparse vectors*******************************************************
709 // No special implementation for the addition assignment to sparse vectors.
710 //**********************************************************************************************
711
712 //**Subtraction assignment to dense vectors*****************************************************
726 template< typename VT > // Type of the target dense vector
727 friend inline auto subAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
728 -> EnableIf_t< UseAssign_v<VT> >
729 {
731
735
736 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
737
738 const ResultType tmp( serial( rhs ) );
739 subAssign( *lhs, tmp );
740 }
742 //**********************************************************************************************
743
744 //**Subtraction assignment to sparse vectors****************************************************
745 // No special implementation for the subtraction assignment to sparse vectors.
746 //**********************************************************************************************
747
748 //**Multiplication assignment to dense vectors**************************************************
762 template< typename VT > // Type of the target dense vector
763 friend inline auto multAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
764 -> EnableIf_t< UseAssign_v<VT> >
765 {
767
771
772 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
773
774 const ResultType tmp( serial( rhs ) );
775 multAssign( *lhs, tmp );
776 }
778 //**********************************************************************************************
779
780 //**Multiplication assignment to sparse vectors*************************************************
781 // No special implementation for the multiplication assignment to sparse vectors.
782 //**********************************************************************************************
783
784 //**Division assignment to dense vectors********************************************************
798 template< typename VT > // Type of the target dense vector
799 friend inline auto divAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
800 -> EnableIf_t< UseAssign_v<VT> >
801 {
803
807
808 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
809
810 const ResultType tmp( serial( rhs ) );
811 divAssign( *lhs, tmp );
812 }
814 //**********************************************************************************************
815
816 //**Division assignment to sparse vectors*******************************************************
817 // No special implementation for the division assignment to sparse vectors.
818 //**********************************************************************************************
819
820 //**SMP assignment to dense vectors*************************************************************
834 template< typename VT > // Type of the target dense vector
835 friend inline auto smpAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
836 -> EnableIf_t< UseSMPAssign_v<VT> >
837 {
839
840 using ET = ElementType_t<VT>;
841
845
846 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
847
848 if( !IsComputation_v<VT1> && isSame( *lhs, rhs.lhs_ ) ) {
849 smpDivAssign( *lhs, rhs.rhs_ );
850 }
851 else if( ( IsSame_v<VT,ResultType> || IsSame_v<ET,ET1> ) && !rhs.rhs_.isAliased( &(*lhs) ) ) {
852 smpAssign ( *lhs, rhs.lhs_ );
853 smpDivAssign( *lhs, rhs.rhs_ );
854 }
855 else {
856 const ResultType tmp( rhs );
857 smpAssign( *lhs, tmp );
858 }
859 }
861 //**********************************************************************************************
862
863 //**SMP assignment to sparse vectors************************************************************
877 template< typename VT > // Type of the target sparse vector
878 friend inline auto smpAssign( SparseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
879 -> EnableIf_t< UseSMPAssign_v<VT> >
880 {
882
886
887 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
888
889 const ResultType tmp( rhs );
890 smpAssign( *lhs, tmp );
891 }
893 //**********************************************************************************************
894
895 //**SMP addition assignment to dense vectors****************************************************
909 template< typename VT > // Type of the target dense vector
910 friend inline auto smpAddAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
911 -> EnableIf_t< UseSMPAssign_v<VT> >
912 {
914
918
919 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
920
921 const ResultType tmp( rhs );
922 smpAddAssign( *lhs, tmp );
923 }
925 //**********************************************************************************************
926
927 //**SMP addition assignment to sparse vectors***************************************************
928 // No special implementation for the SMP addition assignment to sparse vectors.
929 //**********************************************************************************************
930
931 //**SMP subtraction assignment to dense vectors*************************************************
945 template< typename VT > // Type of the target dense vector
946 friend inline auto smpSubAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
947 -> EnableIf_t< UseSMPAssign_v<VT> >
948 {
950
954
955 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
956
957 const ResultType tmp( rhs );
958 smpSubAssign( *lhs, tmp );
959 }
961 //**********************************************************************************************
962
963 //**SMP subtraction assignment to sparse vectors************************************************
964 // No special implementation for the SMP subtraction assignment to sparse vectors.
965 //**********************************************************************************************
966
967 //**SMP multiplication assignment to dense vectors**********************************************
981 template< typename VT > // Type of the target dense vector
982 friend inline auto smpMultAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
983 -> EnableIf_t< UseSMPAssign_v<VT> >
984 {
986
990
991 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
992
993 const ResultType tmp( rhs );
994 smpMultAssign( *lhs, tmp );
995 }
997 //**********************************************************************************************
998
999 //**SMP multiplication assignment to sparse vectors*********************************************
1000 // No special implementation for the SMP multiplication assignment to sparse vectors.
1001 //**********************************************************************************************
1002
1003 //**SMP division assignment to dense vectors****************************************************
1017 template< typename VT > // Type of the target dense vector
1018 friend inline auto smpDivAssign( DenseVector<VT,TF>& lhs, const DVecDVecDivExpr& rhs )
1019 -> EnableIf_t< UseSMPAssign_v<VT> >
1020 {
1022
1026
1027 BLAZE_INTERNAL_ASSERT( (*lhs).size() == rhs.size(), "Invalid vector sizes" );
1028
1029 const ResultType tmp( rhs );
1030 smpDivAssign( *lhs, tmp );
1031 }
1033 //**********************************************************************************************
1034
1035 //**SMP division assignment to sparse vectors***************************************************
1036 // No special implementation for the SMP division assignment to sparse vectors.
1037 //**********************************************************************************************
1038
1039 //**Compile time checks*************************************************************************
1047 //**********************************************************************************************
1048};
1049//*************************************************************************************************
1050
1051
1052
1053
1054//=================================================================================================
1055//
1056// GLOBAL BINARY ARITHMETIC OPERATORS
1057//
1058//=================================================================================================
1059
1060//*************************************************************************************************
1085template< typename VT1 // Type of the left-hand side dense vector
1086 , typename VT2 // Type of the right-hand side dense vector
1087 , bool TF > // Transpose flag
1088inline decltype(auto)
1089 operator/( const DenseVector<VT1,TF>& lhs, const DenseVector<VT2,TF>& rhs )
1090{
1092
1093 if( (*lhs).size() != (*rhs).size() ) {
1094 BLAZE_THROW_INVALID_ARGUMENT( "Vector sizes do not match" );
1095 }
1096
1097 using ReturnType = const DVecDVecDivExpr<VT1,VT2,TF>;
1098 return ReturnType( *lhs, *rhs );
1099}
1100//*************************************************************************************************
1101
1102
1103
1104
1105//=================================================================================================
1106//
1107// ISALIGNED SPECIALIZATIONS
1108//
1109//=================================================================================================
1110
1111//*************************************************************************************************
1113template< typename VT1, typename VT2, bool TF >
1114struct IsAligned< DVecDVecDivExpr<VT1,VT2,TF> >
1115 : public BoolConstant< IsAligned_v<VT1> && IsAligned_v<VT2> >
1116{};
1118//*************************************************************************************************
1119
1120} // namespace blaze
1121
1122#endif
Header file for auxiliary alias declarations.
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.
Definition: Aliases.h:110
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::ConstIterator ConstIterator_t
Alias declaration for nested ConstIterator type definitions.
Definition: Aliases.h:130
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 division trait.
Header file for the EnableIf class template.
Header file for the function trace functionality.
Header file for the HasSIMDDiv type trait.
Macro for CUDA compatibility.
Header file for the If class template.
Header file for the IntegralConstant class template.
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 IsSame and IsStrictlySame type traits.
Header file for the IsTemporary type trait class.
Deactivation of problematic macros.
Header file for all SIMD functionality.
Iterator over the elements of the dense vector.
Definition: DVecDVecDivExpr.h:185
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DVecDVecDivExpr.h:188
BLAZE_DEVICE_CALLABLE bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:371
LeftIteratorType left_
Iterator to the current left-hand side element.
Definition: DVecDVecDivExpr.h:425
friend BLAZE_DEVICE_CALLABLE const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DVecDVecDivExpr.h:394
BLAZE_DEVICE_CALLABLE bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:316
BLAZE_DEVICE_CALLABLE const ConstIterator operator--(int)
Post-decrement operator.
Definition: DVecDVecDivExpr.h:285
BLAZE_DEVICE_CALLABLE ConstIterator(LeftIteratorType left, RightIteratorType right)
Constructor for the ConstIterator class.
Definition: DVecDVecDivExpr.h:214
ReferenceType reference
Reference return type.
Definition: DVecDVecDivExpr.h:198
BLAZE_DEVICE_CALLABLE const ConstIterator operator++(int)
Post-increment operator.
Definition: DVecDVecDivExpr.h:263
ConstIterator_t< VT2 > RightIteratorType
ConstIterator type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:205
BLAZE_DEVICE_CALLABLE bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:360
BLAZE_DEVICE_CALLABLE ConstIterator & operator++()
Pre-increment operator.
Definition: DVecDVecDivExpr.h:251
ElementType * PointerType
Pointer return type.
Definition: DVecDVecDivExpr.h:190
BLAZE_DEVICE_CALLABLE DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DVecDVecDivExpr.h:382
ElementType & ReferenceType
Reference return type.
Definition: DVecDVecDivExpr.h:191
IteratorCategory iterator_category
The iterator category.
Definition: DVecDVecDivExpr.h:195
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DVecDVecDivExpr.h:192
ValueType value_type
Type of the underlying elements.
Definition: DVecDVecDivExpr.h:196
auto load() const noexcept
Access to the SIMD elements of the vector.
Definition: DVecDVecDivExpr.h:305
BLAZE_DEVICE_CALLABLE ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DVecDVecDivExpr.h:295
BLAZE_DEVICE_CALLABLE ConstIterator & operator--()
Pre-decrement operator.
Definition: DVecDVecDivExpr.h:273
ConstIterator_t< VT1 > LeftIteratorType
ConstIterator type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:202
friend BLAZE_DEVICE_CALLABLE const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DVecDVecDivExpr.h:406
BLAZE_DEVICE_CALLABLE bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:327
BLAZE_DEVICE_CALLABLE ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DVecDVecDivExpr.h:239
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DVecDVecDivExpr.h:426
BLAZE_DEVICE_CALLABLE bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:338
BLAZE_DEVICE_CALLABLE bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecDivExpr.h:349
friend BLAZE_DEVICE_CALLABLE const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DVecDVecDivExpr.h:418
PointerType pointer
Pointer return type.
Definition: DVecDVecDivExpr.h:197
BLAZE_DEVICE_CALLABLE ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DVecDVecDivExpr.h:226
ElementType ValueType
Type of the underlying elements.
Definition: DVecDVecDivExpr.h:189
DifferenceType difference_type
Difference between two iterators.
Definition: DVecDVecDivExpr.h:199
Expression object for dense vector-dense vector divisions.
Definition: DVecDVecDivExpr.h:98
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: DVecDVecDivExpr.h:478
ElementType_t< VT2 > ET2
Element type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:108
DivTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: DVecDVecDivExpr.h:164
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DVecDVecDivExpr.h:556
If_t< IsExpression_v< VT1 >, const VT1, const VT1 & > LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:175
RightOperand rhs_
Right-hand side dense vector of the division expression.
Definition: DVecDVecDivExpr.h:598
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: DVecDVecDivExpr.h:524
BLAZE_ALWAYS_INLINE auto load(size_t index) const noexcept
Access to the SIMD elements of the vector.
Definition: DVecDVecDivExpr.h:492
RightOperand rightOperand() const noexcept
Returns the right-hand side dense vector operand.
Definition: DVecDVecDivExpr.h:544
ElementType_t< VT1 > ET1
Element type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:107
CompositeType_t< VT2 > CT2
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:106
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: DVecDVecDivExpr.h:589
LeftOperand lhs_
Left-hand side dense vector of the division expression.
Definition: DVecDVecDivExpr.h:597
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DVecDVecDivExpr.h:165
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense vector operand.
Definition: DVecDVecDivExpr.h:534
decltype(std::declval< RN1 >()/std::declval< RN2 >()) ExprReturnType
Expression return type for the subscript operator.
Definition: DVecDVecDivExpr.h:121
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: DVecDVecDivExpr.h:118
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecDVecDivExpr.h:465
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DVecDVecDivExpr.h:437
ConstIterator end() const
Returns an iterator just past the last non-zero element of the dense vector.
Definition: DVecDVecDivExpr.h:514
CompositeType_t< VT1 > CT1
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:105
ConstIterator begin() const
Returns an iterator to the first non-zero element of the dense vector.
Definition: DVecDVecDivExpr.h:504
ResultType_t< VT1 > RT1
Result type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:101
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DVecDVecDivExpr.h:569
If_t< IsExpression_v< VT2 >, const VT2, const VT2 & > RightOperand
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:178
ReturnType_t< VT2 > RN2
Return type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:104
ResultType_t< VT2 > RT2
Result type of the right-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:102
static constexpr bool useAssign
Compilation switch for the serial evaluation strategy of the division expression.
Definition: DVecDVecDivExpr.h:132
ReturnType_t< VT1 > RN1
Return type of the left-hand side dense vector expression.
Definition: DVecDVecDivExpr.h:103
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: DVecDVecDivExpr.h:169
DVecDVecDivExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the DVecDVecDivExpr class.
Definition: DVecDVecDivExpr.h:451
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DVecDVecDivExpr.h:433
static constexpr size_t SIMDSIZE
The number of elements packed within a single SIMD element.
Definition: DVecDVecDivExpr.h:442
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: DVecDVecDivExpr.h:166
If_t< useAssign, const ResultType, const DVecDVecDivExpr & > CompositeType
Data type for composite expression templates.
Definition: DVecDVecDivExpr.h:172
bool isAligned() const noexcept
Returns whether the operands of the expression are properly aligned in memory.
Definition: DVecDVecDivExpr.h:579
Base class for N-dimensional dense vectors.
Definition: DenseVector.h:77
SIMD characteristics of data types.
Definition: SIMDTrait.h:297
Base class for sparse vectors.
Definition: SparseVector.h:72
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 DenseVector base class.
Header file for the VecVecDivExpr 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_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.
Definition: RequiresEvaluation.h:81
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.
Definition: TransposeFlag.h:63
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_VECVECDIVEXPR(T1, T2)
Constraint on the data type.
Definition: VecVecDivExpr.h:104
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.
Definition: DenseVector.h:61
typename DivTrait< T1, T2 >::Type DivTrait_t
Auxiliary alias declaration for the DivTrait class template.
Definition: DivTrait.h:164
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:1424
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.
Definition: Assert.h:101
auto smpDivAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs) -> EnableIf_t< IsDenseVector_v< VT1 > >
Default implementation of the SMP division assignment of a vector to a dense vector.
Definition: DenseVector.h:221
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 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
#define BLAZE_DEVICE_CALLABLE
Conditional macro that sets host and device attributes when compiled with CUDA.
Definition: HostDevice.h:94
typename EnableIf< Condition, T >::Type EnableIf_t
Auxiliary type for the EnableIf class template.
Definition: EnableIf.h:138
typename If< Condition >::template Type< T1, T2 > If_t
Auxiliary alias template for the If class template.
Definition: If.h:108
IntegralConstant< bool, B > BoolConstant
Generic wrapper for a compile time constant boolean value.
Definition: IntegralConstant.h:110
#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.
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 compute expression templates.
Definition: Computation.h:68
Base class for all vector/vector division expression templates.
Definition: VecVecDivExpr.h:68
System settings for the inline keywords.
Header file for the thresholds for matrix/vector and matrix/matrix multiplications.
Header file for the RequiresEvaluation type trait.
Header file for basic type definitions.