mindspore/predict/src/graph.h

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Executable File

/**
* Copyright 2019 Huawei Technologies Co., Ltd
*
* 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 PREDICT_SRC_GRAPH_H_
#define PREDICT_SRC_GRAPH_H_
#include <map>
#include <deque>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
#include "common/utils.h"
#include "common/graph_util.h"
#include "include/tensor.h"
#include "src/node.h"
#define MSPREDICT_API __attribute__((visibility("default")))
namespace mindspore {
namespace predict {
class SubGraph {
public:
SubGraph();
~SubGraph();
static SubGraph *CreateSubGraph(const SubGraphDef &subGraphDef, const Context &ctx);
int Build(const SubGraphDef &subGraphDef, const Context &ctx);
bool IsInputIndex(uint32_t i);
bool IsOutputIndex(uint32_t i);
const std::vector<uint32_t> *GetInputIndices() const;
const std::vector<uint32_t> *GetOutputIndices() const;
std::vector<Tensor *> GetInputs();
std::vector<Tensor *> GetOutputs();
std::map<NODE_ID, std::vector<Tensor *>> &GetOutputsMap();
void FreeAllTensors();
Node *GetNode(const NODE_ID &id);
std::unordered_map<Node *, std::unordered_set<Node *>> GetDepends();
private:
int ConverterIndex(const flatbuffers::Vector<uint32_t> &srcIndex, std::vector<uint32_t> *dstIndex);
int ConverterAllTensor(const flatbuffers::Vector<flatbuffers::Offset<TensorDef>> &srcTensors);
int ConverterNodes(const flatbuffers::Vector<flatbuffers::Offset<NodeDef>> &opDefs, const Context &ctx);
int ConverterEdges(const SubGraphDef &subGraphDef);
int InitOutputsMap();
protected:
std::unordered_map<NODE_ID, Node *> nodes;
std::vector<uint32_t> inputIndices;
std::vector<uint32_t> outputIndices;
std::vector<Tensor *> allTensors; // weight + input + output
std::map<NODE_ID, std::vector<Tensor *>> outputsMap;
};
class MSPREDICT_API Graph {
public:
Graph();
~Graph();
static Graph *CreateFromBuf(const char *buf, size_t size, const Context &ctx);
std::vector<Tensor *> GetInputs();
std::vector<Tensor *> GetOutputs();
std::map<NODE_ID, std::vector<Tensor *>> &GetOutputsMap();
void FreeAllTensors();
int Build(const GraphDef &def, const Context &ctx);
std::vector<SubGraph *> *Subgraphs();
protected:
friend class GraphExecution;
std::vector<SubGraph *> subgraphs;
std::unordered_map<Node *, std::unordered_set<Node *>> depends; // records the dependencies
std::deque<Node *> readyQue; // the nodes which can execute without any dependencies
};
} // namespace predict
} // namespace mindspore
#endif // PREDICT_SRC_GRAPH_H_