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

80 lines
3.1 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 <helpers/ShapeUtils.h>
#include <ops/declarable/LegacyPairwiseTransformOp.h>
namespace sd {
namespace ops {
LegacyPairwiseTransformOp::LegacyPairwiseTransformOp() : LegacyOp::LegacyOp(2) {
this->getOpDescriptor()->allowInplace(true);
}
LegacyPairwiseTransformOp::LegacyPairwiseTransformOp(int opNum) : LegacyOp::LegacyOp(2, opNum) {
this->getOpDescriptor()->allowInplace(true);
}
LegacyOp* LegacyPairwiseTransformOp::clone() {
return new LegacyPairwiseTransformOp(this->_opNum);
}
Nd4jStatus LegacyPairwiseTransformOp::validateAndExecute(Context &block) {
auto x = INPUT_VARIABLE(0);
auto y = INPUT_VARIABLE(1);
auto z = OUTPUT_VARIABLE(0);
NDArray::prepareSpecialUse({z}, {x, y});
if (!x->isSameShape(y)) {
std::string sx = ShapeUtils::shapeAsString(x);
std::string sy = ShapeUtils::shapeAsString(y);
REQUIRE_TRUE(x->isSameShape(y) || y->isScalar(), 0, "Node_%i: For Pairwise transforms shapes of both operands should be equal but got %s vs %s", block.getNodeId(), sx.c_str(), sy.c_str());
}
int opNum = block.opNum() < 0 ? this->_opNum : block.opNum();
ExtraArguments extras(*block.getTArguments());
PointersManager manager(block.launchContext(), "LegacyPairwiseTransformOp");
NativeOpExecutioner::execPairwiseTransform(block.launchContext(), opNum, x->getBuffer(), x->getShapeInfo(), x->specialBuffer(), x->specialShapeInfo(),
y->getBuffer(), y->getShapeInfo(), y->specialBuffer(), y->specialShapeInfo(),
z->getBuffer(), z->getShapeInfo(), z->specialBuffer(), z->specialShapeInfo(),
extras.argumentsAsT(z->dataType()));
manager.synchronize();
STORE_RESULT(*z);
return Status::OK();
}
/**
* Output shape of PWT operations always the same as input[0] shape, no exclusions.
*/
ShapeList *LegacyPairwiseTransformOp::calculateOutputShape(ShapeList *inputShape, sd::graph::Context &block) {
auto inShape = inputShape->at(0);
Nd4jLong *newShape;
COPY_SHAPE(inShape, newShape);
return SHAPELIST(CONSTANT(newShape));
}
}
}