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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2015 Benoit Steiner <benoit.steiner.goog@gmail.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/.
#ifndef EIGEN_CXX11_TENSOR_TENSOR_META_MACROS_H
#define EIGEN_CXX11_TENSOR_TENSOR_META_MACROS_H
/** use this macro in sfinae selection in templated functions
*
* template<typename T,
* typename std::enable_if< isBanana<T>::value , int >::type = 0
* >
* void foo(){}
*
* becomes =>
*
* template<typename TopoType,
* SFINAE_ENABLE_IF( isBanana<T>::value )
* >
* void foo(){}
*/
// SFINAE requires variadic templates
#if !defined(EIGEN_GPUCC)
#if EIGEN_HAS_VARIADIC_TEMPLATES
// SFINAE doesn't work for gcc <= 4.7
#ifdef EIGEN_COMP_GNUC
#if EIGEN_GNUC_AT_LEAST(4,8)
#define EIGEN_HAS_SFINAE
#endif
#else
#define EIGEN_HAS_SFINAE
#endif
#endif
#endif
#define EIGEN_SFINAE_ENABLE_IF( __condition__ ) \
typename internal::enable_if< ( __condition__ ) , int >::type = 0
// Define a macro to use a reference on the host but a value on the device
#if defined(SYCL_DEVICE_ONLY)
#define EIGEN_DEVICE_REF
#else
#define EIGEN_DEVICE_REF &
#endif
// Define a macro for catching SYCL exceptions if exceptions are enabled
#define EIGEN_SYCL_TRY_CATCH(X) \
do { \
EIGEN_TRY {X;} \
EIGEN_CATCH(const cl::sycl::exception& e) { \
EIGEN_THROW_X(std::runtime_error("SYCL exception at " + \
std::string(__FILE__) + ":" + \
std::to_string(__LINE__) + "\n" + \
e.what())); \
} \
} while (false)
// Define a macro if local memory flags are unset or one of them is set
// Setting both flags is the same as unsetting them
#if (!defined(EIGEN_SYCL_LOCAL_MEM) && !defined(EIGEN_SYCL_NO_LOCAL_MEM)) || \
(defined(EIGEN_SYCL_LOCAL_MEM) && defined(EIGEN_SYCL_NO_LOCAL_MEM))
#define EIGEN_SYCL_LOCAL_MEM_UNSET_OR_ON 1
#define EIGEN_SYCL_LOCAL_MEM_UNSET_OR_OFF 1
#elif defined(EIGEN_SYCL_LOCAL_MEM) && !defined(EIGEN_SYCL_NO_LOCAL_MEM)
#define EIGEN_SYCL_LOCAL_MEM_UNSET_OR_ON 1
#elif !defined(EIGEN_SYCL_LOCAL_MEM) && defined(EIGEN_SYCL_NO_LOCAL_MEM)
#define EIGEN_SYCL_LOCAL_MEM_UNSET_OR_OFF 1
#endif
#if EIGEN_COMP_CLANG // workaround clang bug (see http://forum.kde.org/viewtopic.php?f=74&t=102653)
#define EIGEN_TENSOR_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
using Base::operator =; \
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& operator=(const Derived& other) { Base::operator=(other); return *this; } \
template <typename OtherDerived> \
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& operator=(const OtherDerived& other) { Base::operator=(other); return *this; }
#else
#define EIGEN_TENSOR_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived)
#endif
/** \internal
* \brief Macro to manually inherit assignment operators.
* This is necessary, because the implicitly defined assignment operator gets deleted when a custom operator= is defined.
* This also inherits template<OtherDerived> operator=(const OtherDerived&) assignments.
* With C++11 or later this also default-implements the copy-constructor
*/
#define EIGEN_TENSOR_INHERIT_ASSIGNMENT_OPERATORS(Derived) \
EIGEN_TENSOR_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
EIGEN_DEFAULT_COPY_CONSTRUCTOR(Derived)
#endif
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