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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://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.
*/
#include "ReluConverter.h"
#include "GraphBlock.h"
#include "Check.h"
#include "Dialect/IR/TFLNodes.h"
#include <loco/Service/ShapeInference.h>
namespace
{
class ReluInputHandler : public exo::InputHandler<loco::ReLU, locoex::TFLRelu>
{
public:
void handover(loco::ReLU *origin, locoex::TFLRelu *replacer) override
{
replacer->features(origin->input());
}
std::vector<loco::Node *> getInputsToConvert(loco::ReLU *origin) override
{
std::vector<loco::Node *> inputs({origin->input()});
return inputs;
}
void set(locoex::TFLRelu *replacer, std::vector<loco::Node *> &to) override
{
assert(to.size() == 1);
replacer->features(to.at(0));
}
void nullify(loco::ReLU *origin) override { origin->input(nullptr); }
};
} // namespace
namespace exo
{
bool ReluConverter::convert(loco::ReLU *origin)
{
ReluInputHandler input_handler;
exo::DomainConverter<loco::ReLU, locoex::TFLRelu> domain_converter;
auto tfl_node = domain_converter.convert<FeatureLayout::NHWC>(origin, input_handler);
return (tfl_node != nullptr);
}
} // namespace exo
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