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