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graphengine/ge/graph/passes/atomic_addr_clean_pass.h

93 lines
2.7 KiB

/**
* Copyright 2019-2020 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_ATOMIC_ADDR_CLEAN_PASS_H_
#define GE_GRAPH_PASSES_ATOMIC_ADDR_CLEAN_PASS_H_
#include <vector>
#include "graph/graph.h"
#include "inc/graph_pass.h"
namespace ge {
/*
* Atomic addr clean task fusion
* Find all atomic op in graph,and insert one AtomicAddrClean op.
* To clean atomic output and workspace once for all.
* before iteration starts, empty AtomicAdd output, workspace memory
* op1 op1
* | |
* op2(atomic) ==> op2
* | | \
* op3(atomic) op3 -AtomicClean
*/
class AtomicAddrCleanPass : public GraphPass {
public:
Status Run(ComputeGraphPtr graph);
Status ClearStatus() override;
private:
/**
* HandleLoopGraph
* @param graph
* @return
*/
Status HandleLoopGraph(ComputeGraphPtr &graph, const vector<NodePtr> &atomic_node_vec);
/**
* HandleNormalGraph
* @param graph
* @return
*/
Status HandleNormalGraph(ComputeGraphPtr &graph, const vector<NodePtr> &atomic_node_vec);
/**
* Insert atomic clean node to graph
* @param graph
* @return
*/
NodePtr InsertAtomicAddrCleanNode(ComputeGraphPtr &graph);
/**
* Link control anchor from atomic clean node to atomic node
* @param atomic_node
* @param atomic_clean_node
* @return
*/
Status LinkToAtomicNode(const NodePtr &atomic_node, NodePtr &atomic_clean_node);
/**
* Check if this node is atomic op.
* @param node
* @return
*/
bool IsAtomicOp(const NodePtr &node);
/**
* Handle atomic node in unknown graph
* @param atomic_node_vec: atomic node vector in unknown graph
* @return
*/
Status CompileUnknownGraphOp(const vector<NodePtr> &atomic_node_vec);
Status HandleDispersedAtomicNodes(ComputeGraphPtr &graph, const std::vector<NodePtr> &atomic_node_vec,
std::vector<NodePtr> &common_atomic_nodes);
vector<NodePtr> hcom_node_vec_;
bool is_loop_graph_ = false;
};
} // namespace ge
#endif // GE_GRAPH_PASSES_ATOMIC_ADDR_CLEAN_PASS_H_