cavis/libnd4j/include/ops/declarable/generic/transforms/merge_max.cpp

97 lines
2.8 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 24.11.17.
//
#include <system/op_boilerplate.h>
#if NOT_EXCLUDED(OP_mergemax)
#include <ops/declarable/CustomOperations.h>
#include<ops/declarable/helpers/transforms.h>
namespace sd {
namespace ops {
OP_IMPL(mergemax, -1, 1, false) {
REQUIRE_OK(this->validateInputDimensionsMatch(block));
auto output = OUTPUT_VARIABLE(0);
std::vector<const NDArray*> inArrs(block.width());
for(int i = 0; i < block.width(); ++i)
inArrs[i] = INPUT_VARIABLE(i);
helpers::mergeMax(block.launchContext(), inArrs, *output);
return Status::OK();
}
DECLARE_SYN(MergeMax, mergemax);
DECLARE_TYPES(mergemax) {
getOpDescriptor()
->setAllowedInputTypes(sd::DataType::ANY)
->setAllowedOutputTypes(sd::DataType::ANY);
}
CUSTOM_OP_IMPL(mergemax_bp, 2, 1, false, 0, 0) {
auto inSize = block.width();
REQUIRE_OK(this->validateInputDimensionsMatch(block));
std::vector<const NDArray*> inArrs(inSize);
std::vector<NDArray*> outArrs(inSize - 1);
for (int i = 0; i < inSize; ++i)
inArrs[i] = INPUT_VARIABLE(i);
for (int i = 0; i < (inSize - 1); ++i) {
outArrs[i] = OUTPUT_NULLIFIED(i);
}
helpers::mergeMaxBp(block.launchContext(), inArrs, outArrs);
return Status::OK();
}
DECLARE_TYPES(mergemax_bp) {
getOpDescriptor()
->setAllowedInputTypes(sd::DataType::ANY)
->setAllowedOutputTypes(sd::DataType::ANY);
}
DECLARE_SHAPE_FN(mergemax_bp) {
const int numOfInArrs = block.width() - 1;
auto shapeList = SHAPELIST();
for (int e = 0; e < numOfInArrs; e++) {
auto inShape = inputShape->at(e);
shapeList->push_back(ConstantShapeHelper::getInstance().createShapeInfo(ShapeDescriptor(ArrayOptions::dataType(inShape), shape::order(inShape), shape::shapeOf(inShape), shape::rank(inShape))));
}
return shapeList;
}
}
}
#endif