368 lines
12 KiB
C++
368 lines
12 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
|
|
// @author Yurii Shyrma (iuriish@yahoo.com)
|
|
//
|
|
|
|
#ifndef DEV_TESTS_DATABUFFER_H
|
|
#define DEV_TESTS_DATABUFFER_H
|
|
|
|
#include <cstring>
|
|
#include <op_boilerplate.h>
|
|
#include <dll.h>
|
|
#include <pointercast.h>
|
|
#include <array/DataType.h>
|
|
#include <memory/Workspace.h>
|
|
#include <execution/LaunchContext.h>
|
|
|
|
namespace nd4j {
|
|
|
|
class ND4J_EXPORT DataBuffer {
|
|
|
|
private:
|
|
|
|
void* _primaryBuffer;
|
|
void* _specialBuffer;
|
|
size_t _lenInBytes;
|
|
DataType _dataType;
|
|
memory::Workspace* _workspace;
|
|
bool _isOwnerPrimary;
|
|
bool _isOwnerSpecial;
|
|
|
|
#ifdef __CUDABLAS__
|
|
mutable std::atomic<Nd4jLong> _counter;
|
|
mutable std::atomic<Nd4jLong> _writePrimary;
|
|
mutable std::atomic<Nd4jLong> _writeSpecial;
|
|
mutable std::atomic<Nd4jLong> _readPrimary;
|
|
mutable std::atomic<Nd4jLong> _readSpecial;
|
|
#endif
|
|
|
|
void setCountersToZero();
|
|
void copyCounters(const DataBuffer& other);
|
|
void deleteSpecial();
|
|
FORCEINLINE void deletePrimary();
|
|
FORCEINLINE void deleteBuffers();
|
|
FORCEINLINE void setAllocFlags(const bool isOwnerPrimary, const bool isOwnerSpecial = false);
|
|
void allocateBuffers(const bool allocBoth = false);
|
|
void setSpecial(void* special, const bool isOwnerSpecial);
|
|
void copyBufferFromHost(const void* hostBuffer, size_t sizeToCopyinBytes = 0, const Nd4jLong offsetThis = 0, const Nd4jLong offsetHostBuffer = 0);
|
|
|
|
|
|
public:
|
|
|
|
FORCEINLINE DataBuffer(void* primary, void* special,
|
|
const size_t lenInBytes, const DataType dataType,
|
|
const bool isOwnerPrimary = false, const bool isOwnerSpecial = false,
|
|
memory::Workspace* workspace = nullptr);
|
|
|
|
FORCEINLINE DataBuffer(void* primary,
|
|
const size_t lenInBytes, const DataType dataType,
|
|
const bool isOwnerPrimary = false,
|
|
memory::Workspace* workspace = nullptr);
|
|
|
|
FORCEINLINE DataBuffer(const void* hostBuffer, // copies data from hostBuffer to own memory buffer
|
|
const DataType dataType, const size_t lenInBytes,
|
|
memory::Workspace* workspace = nullptr);
|
|
|
|
FORCEINLINE DataBuffer(const size_t lenInBytes, const DataType dataType, memory::Workspace* workspace = nullptr, const bool allocBoth = false);
|
|
|
|
FORCEINLINE DataBuffer(const DataBuffer& other);
|
|
FORCEINLINE DataBuffer(DataBuffer&& other);
|
|
FORCEINLINE explicit DataBuffer();
|
|
FORCEINLINE ~DataBuffer();
|
|
|
|
FORCEINLINE DataBuffer& operator=(const DataBuffer& other);
|
|
FORCEINLINE DataBuffer& operator=(DataBuffer&& other) noexcept;
|
|
|
|
FORCEINLINE DataType getDataType();
|
|
FORCEINLINE size_t getLenInBytes() const;
|
|
|
|
FORCEINLINE void* primary();
|
|
FORCEINLINE void* special();
|
|
|
|
FORCEINLINE void allocatePrimary();
|
|
void allocateSpecial();
|
|
|
|
void writePrimary() const;
|
|
void writeSpecial() const;
|
|
void readPrimary() const;
|
|
void readSpecial() const;
|
|
bool isPrimaryActual() const;
|
|
bool isSpecialActual() const;
|
|
|
|
template <typename T> FORCEINLINE T* primaryAsT();
|
|
template <typename T> FORCEINLINE T* specialAsT();
|
|
|
|
void syncToPrimary(const LaunchContext* context, const bool forceSync = false);
|
|
void syncToSpecial(const bool forceSync = false);
|
|
|
|
void setToZeroBuffers(const bool both = false);
|
|
|
|
void copyBufferFrom(const DataBuffer& other, size_t sizeToCopyinBytes = 0, const Nd4jLong offsetThis = 0, const Nd4jLong offsetOther = 0);
|
|
};
|
|
|
|
|
|
|
|
///// IMLEMENTATION OF INLINE METHODS /////
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// default constructor
|
|
DataBuffer::DataBuffer() {
|
|
|
|
_primaryBuffer = nullptr;
|
|
_specialBuffer = nullptr;
|
|
_lenInBytes = 0;
|
|
_dataType = INT8;
|
|
_workspace = nullptr;
|
|
_isOwnerPrimary = false;
|
|
_isOwnerSpecial = false;
|
|
|
|
setCountersToZero();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// copy constructor
|
|
DataBuffer::DataBuffer(const DataBuffer &other) {
|
|
|
|
throw std::runtime_error("DataBuffer copy constructor: we don't expect using of this constructor!");
|
|
|
|
_lenInBytes = other._lenInBytes;
|
|
_dataType = other._dataType;
|
|
_workspace = other._workspace;
|
|
|
|
_primaryBuffer = nullptr;
|
|
_specialBuffer = nullptr;
|
|
|
|
setCountersToZero();
|
|
|
|
allocateBuffers();
|
|
copyBufferFrom(other);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
DataBuffer::DataBuffer(void* primary, void* special,
|
|
const size_t lenInBytes, const DataType dataType,
|
|
const bool isOwnerPrimary, const bool isOwnerSpecial,
|
|
memory::Workspace* workspace) {
|
|
|
|
if (primary == nullptr && special == nullptr)
|
|
throw std::runtime_error("DataBuffer constructor: can't be initialized with both nullptr buffers !");
|
|
|
|
_primaryBuffer = primary;
|
|
_specialBuffer = special;
|
|
_lenInBytes = lenInBytes;
|
|
_dataType = dataType;
|
|
_workspace = workspace;
|
|
_isOwnerPrimary = isOwnerPrimary;
|
|
_isOwnerSpecial = isOwnerSpecial;
|
|
|
|
setCountersToZero();
|
|
|
|
if(primary != nullptr)
|
|
readPrimary();
|
|
if(special != nullptr)
|
|
readSpecial();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
DataBuffer::DataBuffer(void* primary, const size_t lenInBytes, const DataType dataType, const bool isOwnerPrimary, memory::Workspace* workspace):
|
|
DataBuffer(primary, nullptr, lenInBytes, dataType, isOwnerPrimary, false, workspace) {
|
|
|
|
syncToSpecial(true);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// copies data from hostBuffer to own memory buffer
|
|
DataBuffer::DataBuffer(const void* hostBuffer, const DataType dataType, const size_t lenInBytes, memory::Workspace* workspace) {
|
|
|
|
if (hostBuffer == nullptr)
|
|
throw std::runtime_error("DataBuffer constructor: can't be initialized with nullptr host buffer !");
|
|
if (lenInBytes == 0)
|
|
throw std::runtime_error("DataBuffer constructor: can't be initialized with zero length !");
|
|
|
|
_primaryBuffer = nullptr;
|
|
_specialBuffer = nullptr;
|
|
_lenInBytes = lenInBytes;
|
|
_dataType = dataType;
|
|
_workspace = workspace;
|
|
|
|
setCountersToZero();
|
|
|
|
allocateBuffers();
|
|
|
|
copyBufferFromHost(hostBuffer, lenInBytes);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
DataBuffer::DataBuffer(const size_t lenInBytes, const DataType dataType, memory::Workspace* workspace, const bool allocBoth) {
|
|
|
|
_dataType = dataType;
|
|
_workspace = workspace;
|
|
_lenInBytes = lenInBytes;
|
|
|
|
_primaryBuffer = nullptr;
|
|
_specialBuffer = nullptr;
|
|
|
|
setCountersToZero();
|
|
|
|
if(!lenInBytes == 0) {
|
|
allocateBuffers(allocBoth);
|
|
writeSpecial();
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// move constructor
|
|
DataBuffer::DataBuffer(DataBuffer&& other) {
|
|
|
|
_primaryBuffer = other._primaryBuffer;
|
|
_specialBuffer = other._specialBuffer;
|
|
_lenInBytes = other._lenInBytes;
|
|
_dataType = other._dataType;
|
|
_workspace = other._workspace;
|
|
_isOwnerPrimary = other._isOwnerPrimary;
|
|
_isOwnerSpecial = other._isOwnerSpecial;
|
|
|
|
copyCounters(other);
|
|
|
|
other._primaryBuffer = other._specialBuffer = nullptr;
|
|
other.setAllocFlags(false, false);
|
|
other._lenInBytes = 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// assignment operator
|
|
DataBuffer& DataBuffer::operator=(const DataBuffer& other) {
|
|
|
|
if (this == &other)
|
|
return *this;
|
|
|
|
deleteBuffers();
|
|
|
|
_lenInBytes = other._lenInBytes;
|
|
_dataType = other._dataType;
|
|
_workspace = other._workspace;
|
|
|
|
allocateBuffers();
|
|
copyBufferFrom(other);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// move assignment operator
|
|
DataBuffer& DataBuffer::operator=(DataBuffer&& other) noexcept {
|
|
|
|
if (this == &other)
|
|
return *this;
|
|
|
|
deleteBuffers();
|
|
|
|
_primaryBuffer = other._primaryBuffer;
|
|
_specialBuffer = other._specialBuffer;
|
|
_lenInBytes = other._lenInBytes;
|
|
_dataType = other._dataType;
|
|
_workspace = other._workspace;
|
|
_isOwnerPrimary = other._isOwnerPrimary;
|
|
_isOwnerSpecial = other._isOwnerSpecial;
|
|
|
|
copyCounters(other);
|
|
|
|
other._primaryBuffer = other._specialBuffer = nullptr;
|
|
other.setAllocFlags(false, false);
|
|
other._lenInBytes = 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void* DataBuffer::primary() {
|
|
return _primaryBuffer;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void* DataBuffer::special() {
|
|
return _specialBuffer;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
DataType DataBuffer::getDataType() {
|
|
return _dataType;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
size_t DataBuffer::getLenInBytes() const {
|
|
return _lenInBytes;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
template <typename T>
|
|
T* DataBuffer::primaryAsT() {
|
|
return reinterpret_cast<T*>(_primaryBuffer);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
template <typename T>
|
|
T* DataBuffer::specialAsT() {
|
|
return reinterpret_cast<T*>(_specialBuffer);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void DataBuffer::allocatePrimary() {
|
|
|
|
if (_primaryBuffer == nullptr && getLenInBytes() > 0) {
|
|
ALLOCATE(_primaryBuffer, _workspace, getLenInBytes(), int8_t);
|
|
_isOwnerPrimary = true;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void DataBuffer::setAllocFlags(const bool isOwnerPrimary, const bool isOwnerSpecial) {
|
|
|
|
_isOwnerPrimary = isOwnerPrimary;
|
|
_isOwnerSpecial = isOwnerSpecial;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void DataBuffer::deletePrimary() {
|
|
|
|
if(_isOwnerPrimary && _primaryBuffer != nullptr && getLenInBytes() != 0) {
|
|
auto p = reinterpret_cast<int8_t*>(_primaryBuffer);
|
|
RELEASE(p, _workspace);
|
|
_primaryBuffer = nullptr;
|
|
_isOwnerPrimary = false;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
void DataBuffer::deleteBuffers() {
|
|
|
|
deletePrimary();
|
|
deleteSpecial();
|
|
_lenInBytes = 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
DataBuffer::~DataBuffer() {
|
|
|
|
deleteBuffers();
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
#endif //DEV_TESTS_DATABUFFER_H
|