114 lines
3.8 KiB
C++
114 lines
3.8 KiB
C++
/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author raver119@gmail.com
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// @author Yurii Shyrma (iuriish@yahoo.com)
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//
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#include "../DataBuffer.h"
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#include <DataTypeUtils.h>
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namespace nd4j {
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::setCountersToZero() {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::copyCounters(const DataBuffer& other) {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::allocateBuffers(const bool allocBoth) { // always allocate primary buffer only (cpu case)
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allocatePrimary();
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::copyBufferFrom(const DataBuffer& other, size_t sizeToCopyinBytes, const Nd4jLong offsetThis, const Nd4jLong offsetOther) {
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if(sizeToCopyinBytes == 0)
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sizeToCopyinBytes = other.getLenInBytes();
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if(sizeToCopyinBytes == 0)
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return;
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if(other._primaryBuffer != nullptr)
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memcpy(static_cast<int8_t*>(_primaryBuffer) + offsetThis * DataTypeUtils::sizeOfElement(_dataType), static_cast<const int8_t*>(other._primaryBuffer) + offsetOther * DataTypeUtils::sizeOfElement(other._dataType), sizeToCopyinBytes);
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::copyBufferFromHost(const void* hostBuffer, size_t sizeToCopyinBytes, const Nd4jLong offsetThis, const Nd4jLong offsetHostBuffer) {
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if(sizeToCopyinBytes == 0)
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sizeToCopyinBytes = getLenInBytes();
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if(sizeToCopyinBytes == 0)
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return;
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if(hostBuffer != nullptr)
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memcpy(static_cast<int8_t*>(_primaryBuffer) + offsetThis * DataTypeUtils::sizeOfElement(_dataType), static_cast<const int8_t*>(hostBuffer) + offsetHostBuffer * DataTypeUtils::sizeOfElement(_dataType), sizeToCopyinBytes);
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::deleteSpecial() {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::setSpecial(void* special, const bool isOwnerSpecail) {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::setToZeroBuffers(const bool both) {
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memset(primary(), 0, getLenInBytes());
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::syncToPrimary(const LaunchContext* context, const bool forceSync) {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::syncToSpecial(const bool forceSync) {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::allocateSpecial() {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::migrate() {
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}
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////////////////////////////////////////////////////////////////////////
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void DataBuffer::writePrimary() const { }
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void DataBuffer::writeSpecial() const { }
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void DataBuffer::readPrimary() const { }
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void DataBuffer::readSpecial() const { }
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bool DataBuffer::isPrimaryActual() const { return true;}
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bool DataBuffer::isSpecialActual() const { return false;}
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}
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