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/*
* Copyright (c) 2018 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.
*/
#ifndef __NEURUN_COMPILER_LINEAR_H__
#define __NEURUN_COMPILER_LINEAR_H__
#include <vector>
#include <memory>
#include "model/Model.h"
#include "model/Subgraphs.h"
#include "backend/ITensorBuilder.h"
#include "graph/LowerInfoMap.h"
#include "compiler/BackendResolver.h"
namespace neurun
{
namespace graph
{
namespace operation
{
struct OperationVisitor;
} // namespace operation
} // namespace graph
} // namespace neurun
namespace neurun
{
namespace compiler
{
class Linear
{
public:
struct Element
{
const model::Subgraph *subgraph;
const graph::operation::LowerInfo *lower_info;
Element(const model::Subgraph *subgraph, const graph::operation::LowerInfo *lower_info)
: subgraph{subgraph}, lower_info{lower_info}
{
// DO NOTHING
}
};
public:
Linear(const std::shared_ptr<const model::Model> &model,
std::unique_ptr<model::Subgraphs> subgraphs,
std::unique_ptr<graph::LowerInfoMap> lower_info_map,
std::unique_ptr<compiler::BackendResolver> backend_resolver);
public:
Linear(const Linear &linear) = delete;
public:
void accept(model::OperationVisitor &&visitor) const;
void planTensors();
void iterate(const std::function<void(const Element &element)> &fn) const;
void generateConstantInitializers(void) const;
std::unique_ptr<graph::LowerInfoMap> releaseLowerInfo() { return std::move(_lower_info_map); }
graph::LowerInfoMap *getLowerInfo() { return _lower_info_map.get(); }
std::unique_ptr<model::Subgraphs> releaseSubgraphs() { return std::move(_subgraphs); }
std::vector<Element> &&releaseElements() { return std::move(_elements); }
const backend::BackendContext *getBackendContext(const backend::Backend *backend)
{
return _backend_resolver->getBackendContext(backend);
}
const compiler::BackendResolver *backend_resolver() const { return _backend_resolver.get(); }
private:
// TODO Replace these getLowerInfo methods with ones of LowerInfoMap in the future
const graph::operation::LowerInfo *getLowerInfo(const model::SubgraphIndex &index) const;
const graph::operand::LowerInfo *getLowerInfo(const model::OperandIndex &index) const;
private:
std::shared_ptr<const model::Model> _model;
std::unique_ptr<model::Subgraphs> _subgraphs;
std::unique_ptr<graph::LowerInfoMap> _lower_info_map;
std::vector<Element> _elements;
std::unique_ptr<compiler::BackendResolver> _backend_resolver;
};
} // namespace compiler
} // namespace neurun
#endif // __NEURUN_COMPILER_LINEAR_H__
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