mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
61 lines
1.7 KiB
C++
61 lines
1.7 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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#include <libyul/FunctionReferenceResolver.h>
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#include <libyul/AST.h>
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#include <libsolutil/CommonData.h>
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#include <range/v3/view/reverse.hpp>
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using namespace std;
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using namespace solidity::yul;
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using namespace solidity::util;
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FunctionReferenceResolver::FunctionReferenceResolver(Block const& _ast)
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{
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(*this)(_ast);
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yulAssert(m_scopes.empty());
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}
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void FunctionReferenceResolver::operator()(FunctionCall const& _functionCall)
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{
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for (auto&& scope: m_scopes | ranges::views::reverse)
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if (FunctionDefinition const** function = util::valueOrNullptr(scope, _functionCall.functionName.name))
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{
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m_functionReferences[&_functionCall] = *function;
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break;
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}
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// If we did not find anything, it was a builtin call.
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ASTWalker::operator()(_functionCall);
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}
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void FunctionReferenceResolver::operator()(Block const& _block)
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{
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m_scopes.emplace_back();
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for (auto const& statement: _block.statements)
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if (auto const* function = get_if<FunctionDefinition>(&statement))
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m_scopes.back()[function->name] = function;
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ASTWalker::operator()(_block);
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m_scopes.pop_back();
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}
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