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65 lines
1.6 KiB
65 lines
1.6 KiB
5 years ago
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// Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#ifdef PADDLE_WITH_CUDA
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#include <cuda.h>
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#include <cuda_runtime.h>
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#include <memory>
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#include <type_traits>
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#include <vector>
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#include "paddle/fluid/platform/resource_pool.h"
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namespace paddle {
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namespace platform {
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using CudaStreamObject = std::remove_pointer<cudaStream_t>::type;
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using CudaEventObject = std::remove_pointer<cudaEvent_t>::type;
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class CudaStreamResourcePool {
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public:
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std::shared_ptr<CudaStreamObject> New(int dev_idx);
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static CudaStreamResourcePool &Instance();
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private:
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CudaStreamResourcePool();
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DISABLE_COPY_AND_ASSIGN(CudaStreamResourcePool);
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private:
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std::vector<std::shared_ptr<ResourcePool<CudaStreamObject>>> pool_;
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};
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class CudaEventResourcePool {
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public:
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std::shared_ptr<CudaEventObject> New(int dev_idx);
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static CudaEventResourcePool &Instance();
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private:
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CudaEventResourcePool();
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DISABLE_COPY_AND_ASSIGN(CudaEventResourcePool);
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private:
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std::vector<std::shared_ptr<ResourcePool<CudaEventObject>>> pool_;
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};
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} // namespace platform
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} // namespace paddle
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#endif
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