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/******************************************************************************
* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the NVIDIA CORPORATION nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************/
// TODO: Move into system::cuda
#pragma once
#include <thrust/detail/config.h>
#include <thrust/detail/cpp14_required.h>
#if THRUST_CPP_DIALECT >= 2014
#if THRUST_DEVICE_COMPILER == THRUST_DEVICE_COMPILER_NVCC
#include <thrust/system/cuda/config.h>
#include <thrust/detail/type_deduction.h>
#include <thrust/detail/cstdint.h>
#include <thrust/detail/execute_with_allocator.h>
#include <thrust/system/cuda/memory_resource.h>
#include <thrust/mr/host_memory_resource.h>
#include <thrust/mr/allocator.h>
#include <thrust/mr/disjoint_sync_pool.h>
#include <thrust/mr/sync_pool.h>
#include <thrust/per_device_resource.h>
THRUST_NAMESPACE_BEGIN
namespace system { namespace cuda { namespace detail
{
using default_async_host_resource =
thrust::mr::synchronized_pool_resource<
thrust::host_memory_resource
>;
template <typename DerivedPolicy>
auto get_async_host_allocator(
thrust::detail::execution_policy_base<DerivedPolicy>&
)
THRUST_RETURNS(
thrust::mr::stateless_resource_allocator<
thrust::detail::uint8_t, default_async_host_resource
>{}
)
///////////////////////////////////////////////////////////////////////////////
using default_async_device_resource =
thrust::mr::disjoint_synchronized_pool_resource<
thrust::system::cuda::memory_resource
, thrust::mr::new_delete_resource
>;
template <typename DerivedPolicy>
auto get_async_device_allocator(
thrust::detail::execution_policy_base<DerivedPolicy>&
)
THRUST_RETURNS(
thrust::per_device_allocator<
thrust::detail::uint8_t, default_async_device_resource, par_t
>{}
)
template <typename Allocator, template <typename> class BaseSystem>
auto get_async_device_allocator(
thrust::detail::execute_with_allocator<Allocator, BaseSystem>& exec
)
THRUST_RETURNS(exec.get_allocator())
template <typename Allocator, template <typename> class BaseSystem>
auto get_async_device_allocator(
thrust::detail::execute_with_allocator_and_dependencies<
Allocator, BaseSystem
>& exec
)
THRUST_RETURNS(exec.get_allocator())
///////////////////////////////////////////////////////////////////////////////
using default_async_universal_host_pinned_resource =
thrust::mr::synchronized_pool_resource<
thrust::system::cuda::universal_host_pinned_memory_resource
>;
template <typename DerivedPolicy>
auto get_async_universal_host_pinned_allocator(
thrust::detail::execution_policy_base<DerivedPolicy>&
)
THRUST_RETURNS(
thrust::mr::stateless_resource_allocator<
thrust::detail::uint8_t, default_async_universal_host_pinned_resource
>{}
)
}}} // namespace system::cuda::detail
THRUST_NAMESPACE_END
#endif // THRUST_DEVICE_COMPILER == THRUST_DEVICE_COMPILER_NVCC
#endif
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