cavis/libnd4j/include/execution/ContextBuffers.h
raver119 269d508ba5
[WIP] cross-device migrations (#134)
* two more tests fixed

Signed-off-by: raver119 <raver119@gmail.com>

* CUDA device afinity tweaks

Signed-off-by: raver119 <raver119@gmail.com>

* minor tweaks

Signed-off-by: raver119 <raver119@gmail.com>

* prepareAction/registerAction for CustomOps

Signed-off-by: raver119 <raver119@gmail.com>

* lazy allocate host bufer before relocation

Signed-off-by: raver119 <raver119@gmail.com>

* one special test for migration in cpp

Signed-off-by: raver119 <raver119@gmail.com>

* tests update for msvc

Signed-off-by: raver119 <raver119@gmail.com>

* logging

Signed-off-by: raver119 <raver119@gmail.com>

* stick to old col2im impl

Signed-off-by: raver119 <raver119@gmail.com>

* cudaStreams reorganization

Signed-off-by: raver119 <raver119@gmail.com>

* buffer size fix

Signed-off-by: raver119 <raver119@gmail.com>

* c++ data migration

Signed-off-by: raver119 <raver119@gmail.com>

* fix CropAndResize test

Signed-off-by: raver119 <raver119@gmail.com>

* - minor improvment

Signed-off-by: Yurii <yurii@skymind.io>
2019-08-20 18:52:41 +03:00

64 lines
1.8 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
******************************************************************************/
//
// @author raver119@gmail.com
//
#ifndef LIBND4J_CONTEXTBUFFERS_H
#define LIBND4J_CONTEXTBUFFERS_H
#include <dll.h>
#include <pointercast.h>
namespace nd4j {
class ND4J_EXPORT ContextBuffers {
private:
void* _reductionPointer = nullptr;
void* _scalarPointer = nullptr;
void* _allocationPointer = nullptr;
void* _execStream = nullptr;
void* _specialStream = nullptr;
bool _allocated = false;
int _deviceId = -1;
void initialize();
public:
ContextBuffers();
ContextBuffers(void* rPointer, void* sPointer, void* aPointer, bool isOwner = false);
~ContextBuffers();
void* reductionBuffer();
void* scalarBuffer();
void* allocationBuffer();
void* execStream();
void* specialStream();
void setReductionBuffer(void* pointer);
void setScalarBuffer(void* pointer);
void setAllocationBuffer(void* pointer);
void triggerOwnership(bool isOwner);
int deviceId();
};
}
#endif //DEV_TESTS_CONTEXTBUFFERS_H