mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#pragma once
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#include <libyul/optimiser/ASTWalker.h>
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namespace solidity::yul
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{
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/**
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* Resolves references to user-defined functions in function calls.
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* Assumes the code is correct, i.e. does not check for references to be valid or unique.
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*
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* Be careful not to iterate over the result - it is not deterministic.
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*/
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class FunctionReferenceResolver: private ASTWalker
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{
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public:
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explicit FunctionReferenceResolver(Block const& _ast);
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std::map<FunctionCall const*, FunctionDefinition const*> const& references() const { return m_functionReferences; }
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private:
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using ASTWalker::operator();
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void operator()(FunctionCall const& _functionCall) override;
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void operator()(Block const& _block) override;
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std::map<FunctionCall const*, FunctionDefinition const*> m_functionReferences;
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std::vector<std::map<YulString, FunctionDefinition const*>> m_scopes;
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};
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}
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