69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
/*******************************************************************************
|
|
* Copyright (c) 2015-2018 Skymind, Inc.
|
|
*
|
|
* This program and the accompanying materials are made available under the
|
|
* terms of the Apache License, Version 2.0 which is available at
|
|
* https://www.apache.org/licenses/LICENSE-2.0.
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
******************************************************************************/
|
|
|
|
//
|
|
// Created by raver119 on 12.09.17.
|
|
//
|
|
|
|
#ifndef LIBND4J_MEMORYREGISTRATOR_H
|
|
#define LIBND4J_MEMORYREGISTRATOR_H
|
|
|
|
#include "Workspace.h"
|
|
#include <op_boilerplate.h>
|
|
#include <unordered_map>
|
|
#include <map>
|
|
#include <mutex>
|
|
#include <dll.h>
|
|
|
|
namespace nd4j {
|
|
namespace memory {
|
|
class ND4J_EXPORT MemoryRegistrator {
|
|
protected:
|
|
static MemoryRegistrator* _INSTANCE;
|
|
Workspace* _workspace;
|
|
MAP_IMPL<Nd4jLong, Nd4jLong> _footprint;
|
|
std::mutex _lock;
|
|
|
|
MemoryRegistrator();
|
|
~MemoryRegistrator() = default;
|
|
public:
|
|
static MemoryRegistrator* getInstance();
|
|
bool hasWorkspaceAttached();
|
|
Workspace* getWorkspace();
|
|
void attachWorkspace(Workspace* workspace);
|
|
void forgetWorkspace();
|
|
|
|
/**
|
|
* This method allows you to set memory requirements for given graph
|
|
*/
|
|
void setGraphMemoryFootprint(Nd4jLong hash, Nd4jLong bytes);
|
|
|
|
/**
|
|
* This method allows you to set memory requirements for given graph, ONLY if
|
|
* new amount of bytes is greater then current one
|
|
*/
|
|
void setGraphMemoryFootprintIfGreater(Nd4jLong hash, Nd4jLong bytes);
|
|
|
|
/**
|
|
* This method returns memory requirements for given graph
|
|
*/
|
|
Nd4jLong getGraphMemoryFootprint(Nd4jLong hash);
|
|
};
|
|
}
|
|
}
|
|
|
|
#endif //LIBND4J_MEMORYREGISTRATOR_H
|