80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
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/*******************************************************************************
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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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// Created by raver119 on 16.10.2017.
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//
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#include <helpers/ShapeUtils.h>
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#include <ops/declarable/LegacyPairwiseTransformOp.h>
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namespace nd4j {
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namespace ops {
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LegacyPairwiseTransformOp::LegacyPairwiseTransformOp() : LegacyOp::LegacyOp(2) {
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// just a no-op
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}
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LegacyPairwiseTransformOp::LegacyPairwiseTransformOp(int opNum) : LegacyOp::LegacyOp(2, opNum) {
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// just a no-op
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}
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LegacyOp* LegacyPairwiseTransformOp::clone() {
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return new LegacyPairwiseTransformOp(this->_opNum);
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}
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Nd4jStatus LegacyPairwiseTransformOp::validateAndExecute(Context &block) {
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auto x = INPUT_VARIABLE(0);
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auto y = INPUT_VARIABLE(1);
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auto z = OUTPUT_VARIABLE(0);
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NDArray::prepareSpecialUse({z}, {x, y});
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if (!x->isSameShape(y)) {
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std::string sx = ShapeUtils::shapeAsString(x);
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std::string sy = ShapeUtils::shapeAsString(y);
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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());
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}
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int opNum = block.opNum() < 0 ? this->_opNum : block.opNum();
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ExtraArguments extras(*block.getTArguments());
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PointersManager manager(block.launchContext(), "LegacyPairwiseTransformOp");
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NativeOpExecutioner::execPairwiseTransform(block.launchContext(), opNum, x->getBuffer(), x->getShapeInfo(), x->specialBuffer(), x->specialShapeInfo(),
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y->getBuffer(), y->getShapeInfo(), y->specialBuffer(), y->specialShapeInfo(),
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z->getBuffer(), z->getShapeInfo(), z->specialBuffer(), z->specialShapeInfo(),
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extras.argumentsAsT(z->dataType()));
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manager.synchronize();
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STORE_RESULT(*z);
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return Status::OK();
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}
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/**
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* Output shape of PWT operations always the same as input[0] shape, no exclusions.
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*/
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ShapeList *LegacyPairwiseTransformOp::calculateOutputShape(ShapeList *inputShape, nd4j::graph::Context &block) {
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auto inShape = inputShape->at(0);
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Nd4jLong *newShape;
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COPY_SHAPE(inShape, newShape);
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return SHAPELIST(CONSTANT(newShape));
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}
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}
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}
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