forked from huawei/mindspore2022
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
/**
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* This is the C++ adaptation and derivative work of Myia (https://github.com/mila-iqia/myia/).
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*
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* Copyright 2019 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MINDSPORE_CCSRC_PRE_ACTIVATE_COMMON_VISIT_H_
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#define MINDSPORE_CCSRC_PRE_ACTIVATE_COMMON_VISIT_H_
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#include <unordered_map>
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#include <stdexcept>
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#include <list>
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#include <vector>
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#include <string>
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#include <memory>
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#include "ir/base.h"
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#include "utils/base_ref.h"
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// namespace to support utils definition
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namespace mindspore {
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using VisitFn = std::function<BaseRef(const BaseRef &)>;
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class Visitor {
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public:
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virtual void SetFn(VisitFn fn) = 0;
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virtual bool Visit(const BaseRef &e, BaseRef *out) const = 0;
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virtual bool Visit(const VectorRef &e, BaseRef *out) const = 0;
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virtual ~Visitor() = default;
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};
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class DefaultVisitor : public Visitor {
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public:
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DefaultVisitor() : fn_(nullptr) {}
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~DefaultVisitor() override = default;
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void SetFn(VisitFn fn) override { fn_ = fn; };
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bool Visit(const VectorRef &e, BaseRef *out) const override;
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bool Visit(const BaseRef &e, BaseRef *out) const override;
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void Visit(const AnfNodePtr &node, const VisitFn &fn, AnfNodePtr *output) const;
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void Visit(const CNodePtr &cnode, const VisitFn &fn, AnfNodePtr *output) const;
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void Visit(const ValueNodePtr &vnode, const VisitFn &fn, AnfNodePtr *output) const;
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VisitFn fn_;
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};
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std::shared_ptr<VectorRef> ExpandList(const std::vector<BaseRef> &list);
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bool CheckIfNeedExpand(const std::vector<BaseRef> &list);
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} // namespace mindspore
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#endif // MINDSPORE_CCSRC_PRE_ACTIVATE_COMMON_VISIT_H_
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