mindspore2022/mindspore/ccsrc/backend/graph_compiler/graph_partition.h

53 lines
1.8 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_VM_GRAPH_PARTITION_H_
#define MINDSPORE_CCSRC_VM_GRAPH_PARTITION_H_
#include <vector>
#include <string>
#include <memory>
#include "ir/anf.h"
#include "ir/func_graph.h"
#include "ir/graph_utils.h"
#include "base/base_ref.h"
#include "include/backend/visible.h"
namespace mindspore {
BACKEND_EXPORT extern const char kMsVm[];
BACKEND_EXPORT extern const char kGeVm[];
BACKEND_EXPORT extern const char kMsConvert[];
namespace compile {
class GraphPartition {
public:
explicit GraphPartition(const std::vector<PrimitivePtr> &cut_list, const std::string &backend_name);
~GraphPartition() = default;
std::vector<GraphSegmentPtr> Partition(const FuncGraphPtr &func_graph, bool *multi_target = nullptr);
private:
// To get the point can be cut or not
bool IsCut(const AnfNodePtr &node);
// New Primitives List After cutting
std::vector<PrimitivePtr> cut_list_;
// the key same as the name_ in the backend object
std::string backend_name_;
};
using GraphPartitionPtr = std::shared_ptr<GraphPartition>;
} // namespace compile
} // namespace mindspore
#endif // MINDSPORE_CCSRC_VM_GRAPH_PARTITION_H_