mindspore2022/mindspore/ccsrc/backend/session/ascend_control_parser.h

94 lines
4.7 KiB
C++

/**
* Copyright 2019 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_BACKEND_SESSION_ASCEND_CONTROL_PARSER_H
#define MINDSPORE_CCSRC_BACKEND_SESSION_ASCEND_CONTROL_PARSER_H
#include <set>
#include <map>
#include <vector>
#include <tuple>
#include <utility>
#include <functional>
#include "backend/session/kernel_graph.h"
#include "base/base_ref.h"
#include "utils/contract.h"
#include "utils/union_find_set.h"
namespace mindspore {
namespace session {
class AscendControlParser {
public:
static void LinkGraph(NotNull<KernelGraphPtr> kg);
static void InsertDependToGraph(NotNull<KernelGraphPtr> kg, NotNull<AnfNodePtr> attch_node);
static void InsertControlDependToGraph(NotNull<KernelGraphPtr> kg, NotNull<AnfNodePtr> first_node,
NotNull<AnfNodePtr> second_node);
static void ExecutorValidate(NotNull<KernelGraphPtr> root_graph);
static void InsertMultipleAssignToGraph(NotNull<KernelGraphPtr> from_graph, const AnfNodePtr &jump_node,
NotNull<AnfNodePtr> from, NotNull<AnfNodePtr> to);
private:
class ReferenceCounter;
static void EraseParameter(NotNull<KernelGraphPtr> root_graph, const std::set<KernelGraphPtr> &graph_list);
static void EraseLabel(NotNull<KernelGraphPtr> root_graph);
static void ChildGraphDataAssign(NotNull<KernelGraphPtr> kg,
const NotNull<std::vector<std::pair<AnfNodePtr, AnfNodePtr>> *> link_list,
const NotNull<std::set<KernelGraphPtr> *> memo);
static NotNull<CNodePtr> GetStartLabel(NotNull<KernelGraphPtr> kg, const CNodePtr &last_node,
const CNodePtr &last_label);
static NotNull<CNodePtr> ProcessKernelGraph(NotNull<KernelGraphPtr> kg, const CNodePtr &last_node,
const CNodePtr &last_label,
const NotNull<std::set<KernelGraphPtr> *> memo);
static void RecurseCall(NotNull<KernelGraphPtr> kg, NotNull<CNodePtr> cur_node, const CNodePtr &next_node,
const NotNull<std::set<KernelGraphPtr> *> memo);
static void RecurseSwitch(NotNull<KernelGraphPtr> kg, NotNull<CNodePtr> cur_node, const CNodePtr &next_node,
const NotNull<std::set<KernelGraphPtr> *> memo);
static void RecurseSwitchLayer(NotNull<KernelGraphPtr> kg, NotNull<CNodePtr> cur_node, const CNodePtr &next_node,
const NotNull<std::set<KernelGraphPtr> *> memo);
static void LinkParentGraph(NotNull<KernelGraphPtr> kg, const CNodePtr &from_graph_call_node,
const CNodePtr &last_label);
static AnfNodePtr InsertAssignToGraph(NotNull<KernelGraphPtr> kg, NotNull<AnfNodePtr> from, NotNull<AnfNodePtr> to);
static std::vector<std::pair<KernelGraphPtr, std::vector<AnfNodePtr>>> ParseCallNode(NotNull<CNodePtr> call_node);
static std::tuple<KernelGraphPtr, std::vector<AnfNodePtr>> ParsePartial(NotNull<AnfNodePtr> node);
static void AttachChildGraphToReturnNode(NotNull<KernelGraphPtr> graph,
const NotNull<std::set<KernelGraphPtr> *> memo);
// root graph order
static bool CheckLabelIndex(uint32_t order_index, uint32_t label_index, const CNodePtr &cnode,
NotNull<KernelGraphPtr> graph);
static std::vector<CNodePtr> RecurseGraph(NotNull<KernelGraphPtr> graph,
const NotNull<std::set<KernelGraphPtr> *> memo);
};
class AscendControlParser::ReferenceCounter {
public:
explicit ReferenceCounter(std::function<bool(int32_t, int32_t)> func) : predicate_(func), count_() {}
void AddReadCount(const AnfNodePtr &key, int32_t num);
void AddWriteCount(const AnfNodePtr &key, int32_t num);
void EraseElem(const AnfNodePtr &key);
bool HasValidElem() const;
std::tuple<AnfNodePtr, int32_t, int32_t> GetOneValidElem() const;
private:
std::function<bool(int32_t, int32_t)> predicate_;
std::map<AnfNodePtr, std::pair<int32_t, int32_t>> count_;
};
} // namespace session
} // namespace mindspore
#endif // MINDSPORE_CCSRC_BACKEND_SESSION_ASCEND_CONTROL_PARSER_H