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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_CCSRC_RUNTIME_FRAMEWORK_ACTOR_MEMORY_AWARE_ACTOR_H_
18 #define MINDSPORE_CCSRC_RUNTIME_FRAMEWORK_ACTOR_MEMORY_AWARE_ACTOR_H_
19 
20 #include <utility>
21 #include <string>
22 #include "runtime/framework/actor/abstract_actor.h"
23 #include "runtime/framework/device_tensor_store.h"
24 
25 namespace mindspore {
26 namespace runtime {
27 // The actor represents a set of common memory related operations of actor.
28 class MemoryAwareActor : public AbstractActor {
29  public:
MemoryAwareActor(const std::string & name,KernelTransformType type,const AID * recorder_aid,const AID & memory_manager_aid)30   explicit MemoryAwareActor(const std::string &name, KernelTransformType type, const AID *recorder_aid,
31                             const AID &memory_manager_aid)
32       : AbstractActor(name, type, recorder_aid), memory_manager_aid_(memory_manager_aid) {}
33   virtual ~MemoryAwareActor() = default;
34 
SendMemoryAllocReq(OpContext<DeviceTensor> * const context)35   virtual void SendMemoryAllocReq(OpContext<DeviceTensor> *const context) {}
SendMemoryFreeReq(OpContext<DeviceTensor> * const context)36   virtual void SendMemoryFreeReq(OpContext<DeviceTensor> *const context) {}
OnMemoryAllocFinish(OpContext<DeviceTensor> * const context)37   virtual void OnMemoryAllocFinish(OpContext<DeviceTensor> *const context) {}
38 
39  protected:
40   friend class GraphScheduler;
41 
42   // The id of memory manager actor. Send message to it for alloc and free memory.
43   const AID memory_manager_aid_;
44 };
45 }  // namespace runtime
46 }  // namespace mindspore
47 
48 #endif  // MINDSPORE_CCSRC_RUNTIME_FRAMEWORK_ACTOR_MEMORY_AWARE_ACTOR_H_
49