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/*
* Copyright (c) 2020 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 __LUCI_IMPORT_GRAPHREADER_H__
#define __LUCI_IMPORT_GRAPHREADER_H__
#include <mio/circle/schema_generated.h>
#include <luci/IR/AttrFusedActFunc.h>
#include <luci/IR/AttrPadding.h>
#include <luci/IR/CircleQuantParam.h>
#include <loco.h>
#include <map>
#include <memory>
#include <string>
#include <vector>
namespace luci
{
bool is_valid(const circle::OperatorCodeT &opcode);
bool is_custom(const circle::OperatorCodeT &opcode);
std::string opcode_name(const circle::OperatorCodeT &opcode);
const char *tensor_name(const circle::TensorT &tensor);
const circle::QuantizationParametersT *tensor_quantization(const circle::TensorT &tensor);
loco::DataType luci_datatype(circle::TensorType type);
FusedActFunc luci_actfunc(const circle::ActivationFunctionType type);
Padding luci_padding(const circle::Padding padding);
std::unique_ptr<CircleQuantParam>
luci_quantparam(const circle::QuantizationParametersT *quantization);
/**
* @brief Loads Circle file and provides helpers to access attributes
*/
class CircleReader
{
private:
using CircleBuffers_t = std::vector<std::unique_ptr<circle::BufferT>>;
using CircleTensors_t = std::vector<std::unique_ptr<circle::TensorT>>;
using CircleOperators_t = std::vector<std::unique_ptr<circle::OperatorT>>;
using CircleOperatorCodes_t = std::vector<std::unique_ptr<circle::OperatorCodeT>>;
public:
CircleReader() = default;
public:
const CircleOperatorCodes_t &opcodes() const { return _model->operator_codes; }
const CircleBuffers_t &buffers() const { return _model->buffers; }
const CircleTensors_t &tensors() const { return _current_subgraph->tensors; }
const CircleOperators_t &operators() const { return _current_subgraph->operators; }
const std::vector<int32_t> &inputs() const { return _current_subgraph->inputs; }
const std::vector<int32_t> &outputs() const { return _current_subgraph->outputs; }
const std::string &name() const { return _current_subgraph->name; }
uint32_t num_subgraph() const { return _model->subgraphs.size(); }
circle::BuiltinOperator builtin_code(const circle::OperatorT &op) const;
std::string opcode_name(const circle::OperatorT &op) const;
public:
bool parse(const circle::Model *model);
bool select_subgraph(uint32_t subgraph);
private:
std::unique_ptr<const circle::ModelT> _model;
const circle::SubGraphT *_current_subgraph{nullptr};
};
} // namespace luci
#endif // __LUCI_IMPORT_GRAPHREADER_H__
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