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graphengine/ge/graph/passes/parallel_group_pass.h

54 lines
2.2 KiB

4 years ago
/**
* 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 GE_GRAPH_PASSES_PARALLEL_GROUP_PASS_H
#define GE_GRAPH_PASSES_PARALLEL_GROUP_PASS_H
#include <map>
#include <unordered_set>
#include "graph/graph.h"
#include "inc/graph_pass.h"
namespace ge {
class ParallelGroupPass : public GraphPass {
public:
Status Run(ComputeGraphPtr graph) override;
private:
Status ProcessGraphGroupNodes(ComputeGraphPtr graph, int32_t depth, std::unordered_set<std::string> &parallel_group);
Status AddCtrlEdge(NodePtr pre_node, NodePtr cur_node);
Status ReplaceWithSwitchAndMerge(NodePtr pre_node, NodePtr cur_node,
const std::map<NodePtr, std::pair<std::set<NodePtr>, NodePtr>> &node_2_switch_merge);
bool HasSameSwitch(const std::set<NodePtr> &a, const std::set<NodePtr> &b);
Status ProcessGroupNodeInSwitch(ComputeGraphPtr graph,
std::map<NodePtr, std::pair<std::set<NodePtr>, NodePtr>> &node_2_switch_merge);
void FindGroupNodeAndMerge(NodePtr stream_switch_node, std::set<NodePtr> &group_nodes,
std::vector<NodePtr> &merge_nodes, std::set<std::string> &stream_labels);
Status MappingNodeToSwitchAndMerge(const std::set<NodePtr> &group_set, const std::vector<NodePtr> &merge_vec,
const NodePtr &cast_node, const NodePtr &switch_node,
std::map<NodePtr, std::pair<std::set<NodePtr>, NodePtr>> &node_2_switch_merge);
bool IsBigSmallLoopStreamSwitch(OpDescPtr switch_op_desc);
bool IsWhileStreamSwitch(OpDescPtr switch_op_desc);
};
} // namespace ge
#endif // GE_GRAPH_PASSES_PARALLEL_GROUP_PASS_H