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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Mehdi Goli Codeplay Software Ltd.
// Ralph Potter Codeplay Software Ltd.
// Luke Iwanski Codeplay Software Ltd.
// Contact: <eigen@codeplay.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
/*****************************************************************
* TensorSyclLeafCount.h
*
* \brief:
* The leaf count used the pre-order expression tree traverse in order to name
* count the number of leaf nodes in the expression
*
*****************************************************************/
#ifndef UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_LEAF_COUNT_HPP
#define UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_LEAF_COUNT_HPP
namespace Eigen {
namespace TensorSycl {
namespace internal {
/// \brief LeafCount used to counting terminal nodes. The total number of
/// leaf nodes is used by MakePlaceHolderExprHelper to find the order
/// of the leaf node in a expression tree at compile time.
template <typename Expr>
struct LeafCount;
template<typename... Args> struct CategoryCount;
template<> struct CategoryCount<>
{
static const size_t Count =0;
};
template<typename Arg, typename... Args>
struct CategoryCount<Arg,Args...>{
static const size_t Count = LeafCount<Arg>::Count + CategoryCount<Args...>::Count;
};
/// specialisation of the \ref LeafCount struct when the node type is const TensorMap
#define SYCLTENSORMAPLEAFCOUNT(CVQual)\
template <typename PlainObjectType, int Options_, template <class> class MakePointer_>\
struct LeafCount<CVQual TensorMap<PlainObjectType, Options_, MakePointer_> > {\
static const size_t Count =1;\
};
SYCLTENSORMAPLEAFCOUNT(const)
SYCLTENSORMAPLEAFCOUNT()
#undef SYCLTENSORMAPLEAFCOUNT
// TensorCwiseUnaryOp, TensorCwiseNullaryOp, TensorCwiseBinaryOp, TensorCwiseTernaryOp, and TensorBroadcastingOp
#define SYCLCATEGORYLEAFCOUNT(CVQual)\
template <template <class, class...> class CategoryExpr, typename OP, typename... RHSExpr>\
struct LeafCount<CVQual CategoryExpr<OP, RHSExpr...> >: CategoryCount<RHSExpr...> {};
SYCLCATEGORYLEAFCOUNT(const)
SYCLCATEGORYLEAFCOUNT()
#undef SYCLCATEGORYLEAFCOUNT
/// specialisation of the \ref LeafCount struct when the node type is const TensorSelectOp is an exception
#define SYCLSELECTOPLEAFCOUNT(CVQual)\
template <typename IfExpr, typename ThenExpr, typename ElseExpr>\
struct LeafCount<CVQual TensorSelectOp<IfExpr, ThenExpr, ElseExpr> > : CategoryCount<IfExpr, ThenExpr, ElseExpr> {};
SYCLSELECTOPLEAFCOUNT(const)
SYCLSELECTOPLEAFCOUNT()
#undef SYCLSELECTOPLEAFCOUNT
/// specialisation of the \ref LeafCount struct when the node type is TensorAssignOp
#define SYCLLEAFCOUNTASSIGNOP(CVQual)\
template <typename LHSExpr, typename RHSExpr>\
struct LeafCount<CVQual TensorAssignOp<LHSExpr, RHSExpr> >: CategoryCount<LHSExpr,RHSExpr> {};
SYCLLEAFCOUNTASSIGNOP(const)
SYCLLEAFCOUNTASSIGNOP()
#undef SYCLLEAFCOUNTASSIGNOP
/// specialisation of the \ref LeafCount struct when the node type is const TensorForcedEvalOp
#define SYCLFORCEDEVALLEAFCOUNT(CVQual)\
template <typename Expr>\
struct LeafCount<CVQual TensorForcedEvalOp<Expr> > {\
static const size_t Count =1;\
};
SYCLFORCEDEVALLEAFCOUNT(const)
SYCLFORCEDEVALLEAFCOUNT()
#undef SYCLFORCEDEVALLEAFCOUNT
/// specialisation of the \ref LeafCount struct when the node type is TensorEvalToOp
#define EVALTOLEAFCOUNT(CVQual)\
template <typename Expr>\
struct LeafCount<CVQual TensorEvalToOp<Expr> > {\
static const size_t Count = 1 + CategoryCount<Expr>::Count;\
};
EVALTOLEAFCOUNT(const)
EVALTOLEAFCOUNT()
#undef EVALTOLEAFCOUNT
/// specialisation of the \ref LeafCount struct when the node type is const TensorReductionOp
#define REDUCTIONLEAFCOUNT(CVQual)\
template <typename OP, typename Dim, typename Expr>\
struct LeafCount<CVQual TensorReductionOp<OP, Dim, Expr> > {\
static const size_t Count =1;\
};
REDUCTIONLEAFCOUNT(const)
REDUCTIONLEAFCOUNT()
#undef REDUCTIONLEAFCOUNT
/// specialisation of the \ref LeafCount struct when the node type is TensorSlicingOp
#define SLICEOPLEAFCOUNT(CVQual)\
template <typename StartIndices, typename Sizes, typename XprType>\
struct LeafCount<CVQual TensorSlicingOp<StartIndices, Sizes, XprType> >:CategoryCount<XprType>{};
SLICEOPLEAFCOUNT(const)
SLICEOPLEAFCOUNT()
#undef SLICEOPLEAFCOUNT
#define RESHAPEANDSHUFFLELEAFCOUNT(OPEXPR, CVQual)\
template<typename Param, typename XprType>\
struct LeafCount<CVQual OPEXPR<Param, XprType> >:CategoryCount<XprType>{};
RESHAPEANDSHUFFLELEAFCOUNT(TensorReshapingOp, const)
RESHAPEANDSHUFFLELEAFCOUNT(TensorReshapingOp, )
RESHAPEANDSHUFFLELEAFCOUNT(TensorShufflingOp, const)
RESHAPEANDSHUFFLELEAFCOUNT(TensorShufflingOp, )
#undef RESHAPEANDSHUFFLELEAFCOUNT
} /// namespace TensorSycl
} /// namespace internal
} /// namespace Eigen
#endif // UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_LEAF_COUNT_HPP
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