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69 lines
2.0 KiB
69 lines
2.0 KiB
/**
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* Copyright 2019-2020 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef GE_GRAPH_MANAGER_UTIL_VARIABLE_ACCELERATE_CTRL_H_
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#define GE_GRAPH_MANAGER_UTIL_VARIABLE_ACCELERATE_CTRL_H_
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#include <map>
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#include <set>
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#include <string>
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#include <mutex>
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#include "graph/compute_graph.h"
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#include "graph/node.h"
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namespace ge {
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class VarAccelerateCtrl {
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public:
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void AddGraph(uint32_t graph_id, const ComputeGraphPtr &compute_graph);
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void RemoveGraph(uint32_t graph_id);
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void SetVarChanged(const std::string &var_name);
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bool IsGraphNeedRebuild(uint32_t graph_id) const;
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void SetGraphBuildEnd(uint32_t graph_id);
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bool IsVarPermitToChangeFormats(const std::string &var_name);
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private:
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///
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/// the variable and graph relationships will construct when `AddGraph`
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///
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std::map<uint32_t, std::set<std::string>> graph_ids_to_var_names_;
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///
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/// The graph id of the graph to be rebuilt. When the format of a variable is
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/// changed, the graph which contains this variable is needs to be rebuilt.
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///
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std::set<uint32_t> graph_ids_need_rebuild_;
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///
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/// Number of variable names and their format changes.
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/// In order to prevent the variable format from being repeatedly changed
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/// between different formats, we simply limited the variable format to
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/// only one time of changing
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///
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std::map<std::string, int> var_names_to_change_times_;
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static const int kMaxVarChangeTimes_ = 1;
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mutable std::mutex mutex_;
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};
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} // namespace ge
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#endif // GE_GRAPH_MANAGER_UTIL_VARIABLE_ACCELERATE_CTRL_H_
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