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1 /**
2  * Copyright 2021 Huawei Technologies Co., Ltd
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef MINDSPORE_MINDSPORE_CCSRC_RUNTIME_DEVICE_ASCEND_ASCEND_BUCKET_H_
18 #define MINDSPORE_MINDSPORE_CCSRC_RUNTIME_DEVICE_ASCEND_ASCEND_BUCKET_H_
19 
20 #include <memory>
21 #include <vector>
22 #include "runtime/device/bucket.h"
23 
24 namespace mindspore::device::ascend {
25 class AscendBucket : public Bucket {
26  public:
AscendBucket(uint32_t id,uint32_t bucket_size)27   AscendBucket(uint32_t id, uint32_t bucket_size) : Bucket(id, bucket_size) {}
28   ~AscendBucket() override = default;
29 
30   void Init(const std::vector<void *> &compute_streams, const std::vector<void *> &communication_streams) override;
31 
32  private:
33   void AllocateAllReduceAddr() override;
34   void FreeAllDeviceMem() override;
35   void FreeDeviceMem(void *dev_ptr) override;
36   void CopyTensorToContiguousMemory() override;
37   void LaunchAllReduce() override;
38   std::shared_ptr<LaunchKernel> CreateLaunchMul() override;
39   std::shared_ptr<LaunchKernel> CreateLaunchAtomicClean();
40   void CleanAllReduceInputAddr();
41 };
42 }  // namespace mindspore::device::ascend
43 #endif  // MINDSPORE_MINDSPORE_CCSRC_RUNTIME_DEVICE_ASCEND_ASCEND_BUCKET_H_
44