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/*
* Copyright (c) 2021 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 "InferenceCandidates.h"
#include <luci/IR/DeadNodeQueryService.h>
namespace luci
{
std::vector<loco::Node *> inference_candidates(loco::Graph *g)
{
auto candidates = loco::postorder_traversal(loco::output_nodes(g));
for (auto node : loco::all_nodes(g))
{
// already included as candidate
if (std::find(candidates.begin(), candidates.end(), node) != candidates.end())
continue;
// As the node is not used for both graph output and multiple output operation,
// it cannot be candidate.
if (node->dialect()->service<DeadNodeQueryServiceImpl>()->isDeadNode(node))
continue;
candidates.emplace_back(node);
}
return candidates;
}
} // namespace luci
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