DPC++ Runtime
Runtime libraries for oneAPI DPC++
Public Member Functions | Static Public Member Functions | List of all members
cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > > Class Template Reference

Specialization of 'reducer' class for array reductions accepting a span in cases where the identity value is known. More...

#include <sycl/ext/oneapi/reduction.hpp>

Inheritance diagram for cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >:
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Collaboration diagram for cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >:
Collaboration graph
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Public Member Functions

 reducer ()
 
 reducer (const T &, BinaryOperation)
 
reducer< T, BinaryOperation, Dims - 1, Extent, Algorithm, true > operator[] (size_t Index)
 
T & getElement (size_t E)
 
const T & getElement (size_t E) const
 
- Public Member Functions inherited from cl::sycl::ext::oneapi::detail::combiner< reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > > >
enable_if_t<(_Dims==0) &&sycl::detail::IsPlus< _T, BinaryOperation >::value &&sycl::detail::is_geninteger< _T >::value > operator++ ()
 
enable_if_t<(_Dims==0) &&sycl::detail::IsPlus< _T, BinaryOperation >::value &&sycl::detail::is_geninteger< _T >::value > operator++ (int)
 
enable_if_t<(_Dims==0) &&sycl::detail::IsPlus< _T, BinaryOperation >::value > operator+= (const _T &Partial)
 
enable_if_t<(_Dims==0) &&sycl::detail::IsMultiplies< _T, BinaryOperation >::value > operator*= (const _T &Partial)
 
enable_if_t<(_Dims==0) &&sycl::detail::IsBitOR< _T, BinaryOperation >::value > operator|= (const _T &Partial)
 
enable_if_t<(_Dims==0) &&sycl::detail::IsBitXOR< _T, BinaryOperation >::value > operator^= (const _T &Partial)
 
enable_if_t<(_Dims==0) &&sycl::detail::IsBitAND< _T, BinaryOperation >::value > operator&= (const _T &Partial)
 
enable_if_t< BasicCheck< _T, Space, _BinaryOperation > &&(IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value||IsReduOptForAtomic64Add< T, _BinaryOperation >::value) &&sycl::detail::IsPlus< T, _BinaryOperation >::value > atomic_combine (_T *ReduVarPtr) const
 Atomic ADD operation: *ReduVarPtr += MValue;. More...
 
enable_if_t< BasicCheck< _T, Space, _BinaryOperation > &&IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value &&sycl::detail::IsBitOR< T, _BinaryOperation >::value > atomic_combine (_T *ReduVarPtr) const
 Atomic BITWISE OR operation: *ReduVarPtr |= MValue;. More...
 
enable_if_t< BasicCheck< _T, Space, _BinaryOperation > &&IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value &&sycl::detail::IsBitXOR< T, _BinaryOperation >::value > atomic_combine (_T *ReduVarPtr) const
 Atomic BITWISE XOR operation: *ReduVarPtr ^= MValue;. More...
 
enable_if_t< std::is_same< typename remove_AS< _T >::type, T >::value &&IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value &&sycl::detail::IsBitAND< T, _BinaryOperation >::value &&(Space==access::address_space::global_space||Space==access::address_space::local_space)> atomic_combine (_T *ReduVarPtr) const
 Atomic BITWISE AND operation: *ReduVarPtr &= MValue;. More...
 
enable_if_t< BasicCheck< _T, Space, _BinaryOperation > &&IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value &&sycl::detail::IsMinimum< T, _BinaryOperation >::value > atomic_combine (_T *ReduVarPtr) const
 Atomic MIN operation: *ReduVarPtr = sycl::minimum(*ReduVarPtr, MValue);. More...
 
enable_if_t< BasicCheck< _T, Space, _BinaryOperation > &&IsReduOptForFastAtomicFetch< T, _BinaryOperation >::value &&sycl::detail::IsMaximum< T, _BinaryOperation >::value > atomic_combine (_T *ReduVarPtr) const
 Atomic MAX operation: *ReduVarPtr = sycl::maximum(*ReduVarPtr, MValue);. More...
 

Static Public Member Functions

static T getIdentity ()
 

Detailed Description

template<typename T, class BinaryOperation, int Dims, size_t Extent, class Algorithm, bool View>
class cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >

Specialization of 'reducer' class for array reductions accepting a span in cases where the identity value is known.

Definition at line 420 of file reduction.hpp.

Constructor & Destructor Documentation

◆ reducer() [1/2]

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::reducer ( )
inline

Definition at line 428 of file reduction.hpp.

◆ reducer() [2/2]

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::reducer ( const T &  ,
BinaryOperation   
)
inline

Definition at line 429 of file reduction.hpp.

Member Function Documentation

◆ getElement() [1/2]

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
T& cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::getElement ( size_t  E)
inline

Definition at line 442 of file reduction.hpp.

◆ getElement() [2/2]

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
const T& cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::getElement ( size_t  E) const
inline

Definition at line 443 of file reduction.hpp.

◆ getIdentity()

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
static T cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::getIdentity ( )
inlinestatic

Definition at line 438 of file reduction.hpp.

◆ operator[]()

template<typename T , class BinaryOperation , int Dims, size_t Extent, class Algorithm , bool View>
reducer<T, BinaryOperation, Dims - 1, Extent, Algorithm, true> cl::sycl::ext::oneapi::detail::reducer< T, BinaryOperation, Dims, Extent, Algorithm, View, enable_if_t< Dims==1 &&View==false &&IsKnownIdentityOp< T, BinaryOperation >::value > >::operator[] ( size_t  Index)
inline

Definition at line 434 of file reduction.hpp.

The documentation for this class was generated from the following file: