thrust/execution_policy.h

File members: thrust/execution_policy.h

/*
 *  Copyright 2008-2013 NVIDIA Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

#pragma once

#include <thrust/detail/config.h>

#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
#  pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
#  pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
#  pragma system_header
#endif // no system header
#include <thrust/detail/execute_with_allocator.h>
#include <thrust/detail/execution_policy.h>
#include <thrust/detail/seq.h>

// #include the host system's execution_policy header
#define __THRUST_HOST_SYSTEM_EXECUTION_POLICY_HEADER <__THRUST_HOST_SYSTEM_ROOT/execution_policy.h>
#include __THRUST_HOST_SYSTEM_EXECUTION_POLICY_HEADER
#undef __THRUST_HOST_SYSTEM_EXECUTION_POLICY_HEADER

// #include the device system's execution_policy.h header
#define __THRUST_DEVICE_SYSTEM_EXECUTION_POLICY_HEADER <__THRUST_DEVICE_SYSTEM_ROOT/execution_policy.h>
#include __THRUST_DEVICE_SYSTEM_EXECUTION_POLICY_HEADER
#undef __THRUST_DEVICE_SYSTEM_EXECUTION_POLICY_HEADER

THRUST_NAMESPACE_BEGIN

namespace detail
{

using host_t = thrust::system::__THRUST_HOST_SYSTEM_NAMESPACE::detail::par_t;

using device_t = thrust::system::__THRUST_DEVICE_SYSTEM_NAMESPACE::detail::par_t;

} // namespace detail

// define execution_policy for the purpose of Doxygenating it
// it is actually defined elsewhere
#if 0

template<typename DerivedPolicy>
struct execution_policy : thrust::detail::execution_policy_base<DerivedPolicy>
{};
#endif

template <typename DerivedPolicy>
struct host_execution_policy : thrust::system::__THRUST_HOST_SYSTEM_NAMESPACE::execution_policy<DerivedPolicy>
{};

template <typename DerivedPolicy>
struct device_execution_policy : thrust::system::__THRUST_DEVICE_SYSTEM_NAMESPACE::execution_policy<DerivedPolicy>
{};

static const detail::host_t host;

_CCCL_GLOBAL_CONSTANT detail::device_t device;

// define seq for the purpose of Doxygenating it
// it is actually defined elsewhere
#if 0

static const detail::seq_t seq;
#endif

THRUST_NAMESPACE_END