cavis/libnd4j/include/memory/impl/MemoryRegistrator.cpp

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/* ******************************************************************************
*
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*
* 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.
*
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* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
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* 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 07.10.2017.
//
#include <memory/MemoryRegistrator.h>
namespace sd {
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namespace memory {
MemoryRegistrator::MemoryRegistrator() {
_workspace = nullptr;
};
MemoryRegistrator& MemoryRegistrator::getInstance() {
static MemoryRegistrator instance;
return instance;
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}
bool MemoryRegistrator::hasWorkspaceAttached() {
return _workspace != nullptr;
}
Workspace* MemoryRegistrator::getWorkspace() {
return _workspace;
}
void MemoryRegistrator::attachWorkspace(Workspace* workspace) {
_workspace = workspace;
}
void MemoryRegistrator::forgetWorkspace() {
_workspace = nullptr;
}
void MemoryRegistrator::setGraphMemoryFootprint(Nd4jLong hash, Nd4jLong bytes) {
_lock.lock();
_footprint[hash] = bytes;
_lock.unlock();
}
void MemoryRegistrator::setGraphMemoryFootprintIfGreater(Nd4jLong hash, Nd4jLong bytes) {
_lock.lock();
if (_footprint.count(hash) == 0)
_footprint[hash] = bytes;
else {
Nd4jLong cv = _footprint[hash];
if (bytes > cv)
_footprint[hash] = bytes;
}
_lock.unlock();
}
Nd4jLong MemoryRegistrator::getGraphMemoryFootprint(Nd4jLong hash) {
_lock.lock();
Nd4jLong result = 0L;
if (_footprint.count(hash) > 0)
result = _footprint[hash];
_lock.unlock();
return result;
}
}
}