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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/.
/*****************************************************************
* TensorSyclConvertToDeviceExpression.h
*
* \brief:
* Conversion from host pointer to device pointer
* inside leaf nodes of the expression.
*
*****************************************************************/
#ifndef UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_CONVERT_TO_DEVICE_EXPRESSION_HPP
#define UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_CONVERT_TO_DEVICE_EXPRESSION_HPP
namespace Eigen {
namespace TensorSycl {
namespace internal {
/// \struct ConvertToDeviceExpression
/// \brief This struct is used to convert the MakePointer in the host expression
/// to the MakeGlobalPointer for the device expression. For the leafNodes
/// containing the pointer. This is due to the fact that the address space of
/// the pointer T* is different on the host and the device.
template <typename Expr>
struct ConvertToDeviceExpression;
template<template<class...> class NonOpCategory, bool IsConst, typename... Args>
struct NonOpConversion{
typedef typename GetType<IsConst, NonOpCategory<typename ConvertToDeviceExpression<Args>::Type...> >::Type Type;
};
template<template<class, template <class> class > class NonOpCategory, bool IsConst, typename Args>
struct DeviceConvertor{
typedef typename GetType<IsConst, NonOpCategory<typename ConvertToDeviceExpression<Args>::Type, MakeGlobalPointer> >::Type Type;
};
/// specialisation of the \ref ConvertToDeviceExpression struct when the node
/// type is TensorMap
#define TENSORMAPCONVERT(CVQual)\
template <typename T, int Options_, template <class> class MakePointer_>\
struct ConvertToDeviceExpression<CVQual TensorMap<T, Options_, MakePointer_> > {\
typedef CVQual TensorMap<T, Options_, MakeGlobalPointer> Type;\
};
TENSORMAPCONVERT(const)
TENSORMAPCONVERT()
#undef TENSORMAPCONVERT
/// specialisation of the \ref ConvertToDeviceExpression struct when the node
/// type is TensorCwiseNullaryOp, TensorCwiseUnaryOp, TensorCwiseBinaryOp, TensorCwiseTernaryOp, TensorBroadcastingOp
#define CATEGORYCONVERT(CVQual)\
template <template<class, class...> class Category, typename OP, typename... subExprs>\
struct ConvertToDeviceExpression<CVQual Category<OP, subExprs...> > {\
typedef CVQual Category<OP, typename ConvertToDeviceExpression<subExprs>::Type... > Type;\
};
CATEGORYCONVERT(const)
CATEGORYCONVERT()
#undef CATEGORYCONVERT
/// specialisation of the \ref ConvertToDeviceExpression struct when the node
/// type is TensorCwiseSelectOp
#define SELECTOPCONVERT(CVQual, Res)\
template <typename IfExpr, typename ThenExpr, typename ElseExpr>\
struct ConvertToDeviceExpression<CVQual TensorSelectOp<IfExpr, ThenExpr, ElseExpr> >\
: NonOpConversion<TensorSelectOp, Res, IfExpr, ThenExpr, ElseExpr> {};
SELECTOPCONVERT(const, true)
SELECTOPCONVERT(, false)
#undef SELECTOPCONVERT
/// specialisation of the \ref ConvertToDeviceExpression struct when the node
/// type is const AssingOP
#define ASSIGNCONVERT(CVQual, Res)\
template <typename LHSExpr, typename RHSExpr>\
struct ConvertToDeviceExpression<CVQual TensorAssignOp<LHSExpr, RHSExpr> >\
: NonOpConversion<TensorAssignOp, Res, LHSExpr, RHSExpr>{};
ASSIGNCONVERT(const, true)
ASSIGNCONVERT(, false)
#undef ASSIGNCONVERT
/// specialisation of the \ref ConvertToDeviceExpression struct when the node
/// type is either TensorForcedEvalOp or TensorEvalToOp
#define KERNELBROKERCONVERT(CVQual, Res, ExprNode)\
template <typename Expr>\
struct ConvertToDeviceExpression<CVQual ExprNode<Expr> > \
: DeviceConvertor<ExprNode, Res, Expr>{};
/// specialisation of the \ref ConvertToDeviceExpression struct when the node type is TensorForcedEvalOp
#define KERNELBROKERCONVERTFORCEDEVAL(CVQual)\
template <typename Expr>\
struct ConvertToDeviceExpression<CVQual TensorForcedEvalOp<Expr> > {\
typedef CVQual TensorForcedEvalOp< typename ConvertToDeviceExpression<Expr>::Type> Type;\
};
KERNELBROKERCONVERTFORCEDEVAL(const)
KERNELBROKERCONVERTFORCEDEVAL()
#undef KERNELBROKERCONVERTFORCEDEVAL
KERNELBROKERCONVERT(const, true, TensorEvalToOp)
KERNELBROKERCONVERT(, false, TensorEvalToOp)
#undef KERNELBROKERCONVERT
/// specialisation of the \ref ConvertToDeviceExpression struct when the node type is TensorReductionOp
#define KERNELBROKERCONVERTREDUCTION(CVQual)\
template <typename OP, typename Dim, typename subExpr, template <class> class MakePointer_>\
struct ConvertToDeviceExpression<CVQual TensorReductionOp<OP, Dim, subExpr, MakePointer_> > {\
typedef CVQual TensorReductionOp<OP, Dim, typename ConvertToDeviceExpression<subExpr>::Type, MakeGlobalPointer> Type;\
};
KERNELBROKERCONVERTREDUCTION(const)
KERNELBROKERCONVERTREDUCTION()
#undef KERNELBROKERCONVERTREDUCTION
#define KERNELBROKERCONVERTSLICEOP(CVQual)\
template<typename StartIndices, typename Sizes, typename XprType>\
struct ConvertToDeviceExpression<CVQual TensorSlicingOp <StartIndices, Sizes, XprType> >{\
typedef CVQual TensorSlicingOp<StartIndices, Sizes, typename ConvertToDeviceExpression<XprType>::Type> Type;\
};
KERNELBROKERCONVERTSLICEOP(const)
KERNELBROKERCONVERTSLICEOP()
#undef KERNELBROKERCONVERTSLICEOP
#define KERNELBROKERCONVERTERSLICESTRIDEOP(CVQual)\
template<typename StartIndices, typename StopIndices, typename Strides, typename XprType>\
struct ConvertToDeviceExpression<CVQual TensorStridingSlicingOp<StartIndices, StopIndices, Strides, XprType> >{\
typedef CVQual TensorStridingSlicingOp<StartIndices, StopIndices, Strides, typename ConvertToDeviceExpression<XprType>::Type> Type;\
};
KERNELBROKERCONVERTERSLICESTRIDEOP(const)
KERNELBROKERCONVERTERSLICESTRIDEOP()
#undef KERNELBROKERCONVERTERSLICESTRIDEOP
/// specialisation of the \ref ConvertToDeviceExpression struct when the node type is TensorChippingOp
#define KERNELBROKERCONVERTCHIPPINGOP(CVQual)\
template <DenseIndex DimId, typename Expr>\
struct ConvertToDeviceExpression<CVQual TensorChippingOp<DimId, Expr> > {\
typedef CVQual TensorChippingOp<DimId, typename ConvertToDeviceExpression<Expr>::Type> Type;\
};
KERNELBROKERCONVERTCHIPPINGOP(const)
KERNELBROKERCONVERTCHIPPINGOP()
#undef KERNELBROKERCONVERTCHIPPINGOP
} // namespace internal
} // namespace TensorSycl
} // namespace Eigen
#endif // UNSUPPORTED_EIGEN_CXX1
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