73 lines
2.7 KiB
C++
73 lines
2.7 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 <ops/declarable/LegacyTransformStrictOp.h>
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#include <NativeOpExecutioner.h>
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namespace nd4j {
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namespace ops {
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LegacyTransformStrictOp::LegacyTransformStrictOp() : LegacyOp::LegacyOp(1) {
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// just a no-op
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}
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LegacyTransformStrictOp::LegacyTransformStrictOp(int opNum) : LegacyOp::LegacyOp(1, opNum) {
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// just a no-op
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}
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LegacyOp* LegacyTransformStrictOp::clone() {
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return new LegacyTransformStrictOp(this->_opNum);
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}
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Nd4jStatus LegacyTransformStrictOp::validateAndExecute(Context &block) {
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auto input = INPUT_VARIABLE(0);
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auto z = OUTPUT_VARIABLE(0);
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NDArray::prepareSpecialUse({z}, {input});
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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(), "LegacyTransformStrictOp");
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NativeOpExecutioner::execTransformStrict(block.launchContext(), opNum, input->getBuffer(), input->getShapeInfo(), input->specialBuffer(), input->specialShapeInfo(), z->getBuffer(), z->getShapeInfo(), z->specialBuffer(), z->specialShapeInfo(), extras.argumentsAsT(z->dataType()), nullptr, nullptr);
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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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* For transform operations, output shape always equals to input shape. With just a few exclusions, like im2col and col2im.
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* But these ops already have CustomOp implementations.
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*
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*/
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ShapeList *LegacyTransformStrictOp::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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