mindspore2022/mindspore/ccsrc/frontend/optimizer/graph_kernel_reuse.h

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1.7 KiB
C++

/**
* Copyright 2020 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 MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_GRAPH_KERNEL_OP_REUSE_H
#define MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_GRAPH_KERNEL_OP_REUSE_H
#include <unordered_map>
#include <string>
#include <vector>
#include "mindspore/ccsrc/backend/session/anf_runtime_algorithm.h"
#include "frontend/optimizer/optimizer.h"
namespace mindspore {
namespace opt {
// Common subexpression elimination.
class GraphKernelReuse {
public:
GraphKernelReuse() : count(0) {}
virtual ~GraphKernelReuse() = default;
bool operator()(const FuncGraphPtr &root, const OptimizerPtr &optimizer) {
bool chg = ReuseGraphKernel(root, optimizer->resource()->manager());
return chg;
}
bool CompareNode(const AnfNodePtr a, const AnfNodePtr other);
bool DoReplace(const FuncGraphManagerPtr manager);
bool ReuseGraphKernel(const FuncGraphPtr root, const FuncGraphManagerPtr manager);
private:
std::unordered_map<std::string, std::vector<FuncGraphPtr>> graph_kernel_ops;
int count;
};
} // namespace opt
} // namespace mindspore
#endif // MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_GRAPH_KERNEL_OP_REUSE_H