wehub-resource-sync
112 lines
4.9 KiB
C++
112 lines
4.9 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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// Created by Yurii Shyrma on 25.01.2018
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//
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#include <system/op_boilerplate.h>
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#if NOT_EXCLUDED(OP_reverse_sequence)
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/reverse.h>
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(reverse_sequence, 2, 1, false, 0, 2) {
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auto input = INPUT_VARIABLE(0);
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auto seqLengths = INPUT_VARIABLE(1);
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auto output = OUTPUT_VARIABLE(0);
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int seqDim = INT_ARG(0);
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int batchDim = block.numI() > 1 ? INT_ARG(1) : 0;
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REQUIRE_TRUE(input->rankOf() > 1, 0,
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"REVERSE_SEQUENSE operation: input array must have rank > 1, but got %i instead !", input->rankOf());
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REQUIRE_TRUE(seqLengths->rankOf() == 1, 0,
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"REVERSE_SEQUENSE operation: input array seqLengths must be 1D vector, that is it must have rank == 1, "
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"but got %i instead !",
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seqLengths->rankOf());
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REQUIRE_TRUE(seqLengths->lengthOf() == input->sizeAt(batchDim), 0,
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"REVERSE_SEQUENSE custom operation: the length of array seqLengths must be equal to the value of "
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"batchDim dimension of input array, but got %i and %i correspondingly !",
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seqLengths->lengthOf(), input->sizeAt(batchDim));
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REQUIRE_TRUE(seqDim != batchDim, 0,
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"REVERSE_SEQUENSE operation: input integer parameters seqDim and batchDim must be different, but they "
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"both are equal to %i !",
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batchDim);
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REQUIRE_TRUE(batchDim < input->rankOf(), 0,
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"REVERSE_SEQUENSE operation: input integer parameter batchDim must be smaller than input array rank, "
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"but got %i and %i correspondingly !",
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batchDim, input->rankOf());
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REQUIRE_TRUE(seqDim < input->rankOf(), 0,
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"REVERSE_SEQUENSE operation: input integer parameter seqDim must be smaller than input array rank, but "
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"got %i and %i correspondingly !",
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seqDim, input->rankOf());
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auto maxElem = seqLengths->reduceNumber(reduce::Max);
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REQUIRE_TRUE(maxElem->e<sd::LongType>(0) <= input->sizeAt(seqDim), 0,
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"REVERSE_SEQUENSE operation: max element in seqLengths array must be not greater than value of seqDim "
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"dimension of input array !");
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helpers::reverseSequence(block.launchContext(), input, seqLengths, output, seqDim, batchDim);
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delete maxElem;
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return sd::Status::OK;
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}
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DECLARE_TYPES(reverse_sequence) {
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getOpDescriptor()->setAllowedInputTypes(0, {ALL_FLOATS, ALL_INTS});
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getOpDescriptor()->setAllowedInputTypes(1, {DataType::INT32, DataType::INT64});
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getOpDescriptor()->setAllowedOutputTypes(0, DataType::INHERIT);
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}
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DECLARE_SHAPE_FN(reverse_sequence) {
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auto inShapeInfo = inputShape->at(0);
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auto seqLenShapeInfo = inputShape->at(1);
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int seqDim = INT_ARG(0);
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int batchDim = block.numI() > 1 ? INT_ARG(1) : 0;
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REQUIRE_TRUE(batchDim < inShapeInfo[0], 0,
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"REVERSE_SEQUENSE operation: input integer parameter batchDim must be smaller than input array rank, "
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"but got %i and %i correspondingly !",
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batchDim, inShapeInfo[0]);
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REQUIRE_TRUE(seqDim < inShapeInfo[0], 0,
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"REVERSE_SEQUENSE operation: input integer parameter seqDim must be smaller than input array rank, but "
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"got %i and %i correspondingly !",
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seqDim, inShapeInfo[0]);
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REQUIRE_TRUE(inShapeInfo[0] > 1, 0,
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"REVERSE_SEQUENSE operation: input array must have rank > 1, but got %i instead !", inShapeInfo[0]);
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REQUIRE_TRUE(seqLenShapeInfo[0] == 1, 0,
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"REVERSE_SEQUENSE operation: input array seqLengths must be 1D vector, that is it must have rank == 1, "
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"but got %i instead !",
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seqLenShapeInfo[0]);
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REQUIRE_TRUE(seqLenShapeInfo[1] == inShapeInfo[batchDim + 1], 0,
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"REVERSE_SEQUENSE custom operation: the length of array seqLengths must be equal to the value of "
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"batchDim dimension of input array, but got %i and %i correspondingly !",
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seqLenShapeInfo[1], inShapeInfo[batchDim + 1]);
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return SHAPELIST(CONSTANT(inShapeInfo));
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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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