exec_policy.hpp

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2020-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: Apache-2.0
 */
 
#pragma once
 
#include <rmm/detail/export.hpp>
#include <rmm/detail/thrust_namespace.h>
#include <rmm/mr/thrust_allocator_adaptor.hpp>
#include <rmm/resource_ref.hpp>
 
#include <cuda/stream>
#include <thrust/system/cuda/execution_policy.h>
#include <thrust/version.h>
 
RMM_NAMESPACE_BEGIN
using thrust_exec_policy_t =
  thrust::detail::execute_with_allocator<mr::thrust_allocator<char>,
                                         thrust::cuda_cub::execute_on_stream_base>;
 
class exec_policy : public thrust_exec_policy_t {
 public:
  explicit exec_policy(
    cuda::stream_ref stream = cuda::stream_ref{cudaStream_t{cudaStreamDefault}},
    cuda::mr::any_resource<cuda::mr::device_accessible> mr = mr::get_current_device_resource_ref());
};
 
using thrust_exec_policy_nosync_t =
  thrust::detail::execute_with_allocator<mr::thrust_allocator<char>,
                                         thrust::cuda_cub::execute_on_stream_nosync_base>;
 
class exec_policy_nosync : public thrust_exec_policy_nosync_t {
 public:
  explicit exec_policy_nosync(
    cuda::stream_ref stream = cuda::stream_ref{cudaStream_t{cudaStreamDefault}},
    cuda::mr::any_resource<cuda::mr::device_accessible> mr = mr::get_current_device_resource_ref());
};
  // end of group
RMM_NAMESPACE_END