wehub-resource-sync
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
/* ******************************************************************************
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*
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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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* See the NOTICE file distributed with this work for additional
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* information regarding copyright ownership.
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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 Yurii Shyrma (iuriish@yahoo.com), created on 24.01.2018
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//
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#include <system/op_boilerplate.h>
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#if NOT_EXCLUDED(OP_trace)
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/transforms.h>
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(trace, 1, 1, false, 0, 0) {
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auto input = INPUT_VARIABLE(0);
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auto output = OUTPUT_VARIABLE(0);
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REQUIRE_TRUE(input->rankOf() >= 2, 0, "TRACE op: the rank of input array must be >=2, but got %i instead!",
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input->rankOf());
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helpers::trace(block.launchContext(), *input, *output);
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return Status::OK;
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}
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DECLARE_TYPES(trace) {
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getOpDescriptor()->setAllowedInputTypes(0, {ALL_FLOATS})->setAllowedOutputTypes(0, {ALL_FLOATS});
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}
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DECLARE_SHAPE_FN(trace) {
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auto inShapeInfo = inputShape->at(0);
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REQUIRE_TRUE(inShapeInfo[0] >= 2, 0, "TRACE op: the rank of input array must be >=2, but got %i instead!",
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inShapeInfo[0]);
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const int rank = inShapeInfo[0] - 2;
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LongType* outShapeInfo(nullptr);
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ALLOCATE(outShapeInfo, block.getWorkspace(), shape::shapeInfoLength(rank), sd::LongType);
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outShapeInfo[0] = rank;
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for (int i = 1; i <= rank; ++i) outShapeInfo[i] = inShapeInfo[i];
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shape::updateStrides(outShapeInfo, shape::order(inShapeInfo), false);
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ArrayOptions::setDataType(outShapeInfo,ArrayOptions::dataType(inShapeInfo));
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auto result = ConstantShapeHelper::getInstance().bufferForShapeInfo(outShapeInfo)->primary();
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RELEASE(outShapeInfo, block.getWorkspace());
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return SHAPELIST(result);
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}
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} // namespace ops
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} // namespace sd
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#endif
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