cavis/libnd4j/include/ops/declarable/impl/LegacyScalarOp.cpp

89 lines
3.9 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 16.10.2017.
//
#include <ops/declarable/LegacyScalarOp.h>
#include <array/NDArrayFactory.h>
#include <graph/Status.h>
namespace sd {
namespace ops {
LegacyScalarOp::LegacyScalarOp() : LegacyOp::LegacyOp(1) {
this->getOpDescriptor()->allowInplace(true);
}
LegacyScalarOp::LegacyScalarOp(int opNum) : LegacyOp::LegacyOp(1, opNum){
this->getOpDescriptor()->allowInplace(true);
}
LegacyOp* LegacyScalarOp::clone() {
return new LegacyScalarOp(this->_opNum, *this->_scalar);
}
LegacyScalarOp::LegacyScalarOp(int opNum, NDArray &scalar) : LegacyOp::LegacyOp(1, opNum){
_scalar = new NDArray(scalar.dup(scalar.ordering()));
}
ShapeList *LegacyScalarOp::calculateOutputShape(ShapeList *inputShape, sd::graph::Context &block) {
auto inShape = inputShape->at(0);
Nd4jLong *newShape;
COPY_SHAPE(inShape, newShape);
return SHAPELIST(CONSTANT(newShape));
}
Nd4jStatus LegacyScalarOp::validateAndExecute(Context &block) {
auto x = INPUT_VARIABLE(0);
auto z = OUTPUT_VARIABLE(0);
int opNum = block.opNum() < 0 ? this->_opNum : block.opNum();
ExtraArguments extras(*block.getTArguments());
PointersManager manager(block.launchContext(), "LegacyScalarOp");
if (block.width() > 1) {
auto y = INPUT_VARIABLE(1);
NDArray::prepareSpecialUse({z}, {x, y});
NativeOpExecutioner::execScalar(block.launchContext(), opNum, x->buffer(), x->shapeInfo(), x->specialBuffer(), x->specialShapeInfo(), z->buffer(), z->shapeInfo(), z->specialBuffer(), z->specialShapeInfo(), y->buffer(), y->shapeInfo(), y->specialBuffer(), y->specialShapeInfo(), extras.argumentsAsT(z->dataType()));
NDArray::registerSpecialUse({z}, {x, y});
} else if (block.getTArguments()->size() > 0) {
auto y = NDArrayFactory::create(x->dataType(), T_ARG(0), block.launchContext());
x->applyScalarArr(static_cast<sd::scalar::Ops>(opNum), y, *z);
// NDArray::prepareSpecialUse({z}, {x, &y});
// NativeOpExecutioner::execScalar(block.launchContext(), opNum, x->buffer(), x->shapeInfo(), x->specialBuffer(), x->specialShapeInfo(), z->buffer(), z->shapeInfo(), z->specialBuffer(), z->specialShapeInfo(), y.buffer(), y.shapeInfo(), y.specialBuffer(), y.specialShapeInfo(), extras.argumentsAsT(z->dataType(), 1));
manager.synchronize();
} else {
NDArray::prepareSpecialUse({z}, {x, _scalar});
NativeOpExecutioner::execScalar(block.launchContext(), opNum, x->buffer(), x->shapeInfo(), x->specialBuffer(), x->specialShapeInfo(), z->buffer(), z->shapeInfo(), z->specialBuffer(), z->specialShapeInfo(), _scalar->buffer(), _scalar->shapeInfo(), _scalar->specialBuffer(), _scalar->specialShapeInfo(), extras.argumentsAsT(z->dataType()));
NDArray::registerSpecialUse({z}, {x, _scalar});
}
return Status::OK();
}
}
}