mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
96 lines
2.8 KiB
C++
96 lines
2.8 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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/**
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* @author Christian <c@ethdev.com>
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* @date 2016
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* Full-stack Solidity inline assember.
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*/
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#include <libsolidity/inlineasm/AsmStack.h>
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#include <libsolidity/inlineasm/AsmParser.h>
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#include <libsolidity/inlineasm/AsmCodeGen.h>
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#include <libsolidity/inlineasm/AsmPrinter.h>
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#include <libsolidity/inlineasm/AsmAnalysis.h>
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#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
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#include <libsolidity/parsing/Scanner.h>
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#include <libevmasm/Assembly.h>
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#include <libevmasm/SourceLocation.h>
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#include <memory>
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using namespace std;
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using namespace dev;
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using namespace dev::solidity;
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using namespace dev::solidity::assembly;
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bool InlineAssemblyStack::parse(
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shared_ptr<Scanner> const& _scanner,
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julia::ExternalIdentifierAccess::Resolver const& _resolver
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)
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{
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m_parserResult = make_shared<Block>();
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Parser parser(m_errors);
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auto result = parser.parse(_scanner);
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if (!result)
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return false;
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*m_parserResult = std::move(*result);
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AsmAnalysisInfo analysisInfo;
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return (AsmAnalyzer(analysisInfo, m_errors, false, _resolver)).analyze(*m_parserResult);
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}
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string InlineAssemblyStack::toString()
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{
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return AsmPrinter()(*m_parserResult);
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}
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eth::Assembly InlineAssemblyStack::assemble()
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{
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AsmAnalysisInfo analysisInfo;
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AsmAnalyzer analyzer(analysisInfo, m_errors);
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solAssert(analyzer.analyze(*m_parserResult), "");
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CodeGenerator codeGen(m_errors);
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return codeGen.assemble(*m_parserResult, analysisInfo);
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}
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bool InlineAssemblyStack::parseAndAssemble(
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string const& _input,
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eth::Assembly& _assembly,
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julia::ExternalIdentifierAccess const& _identifierAccess
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)
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{
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ErrorList errors;
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auto scanner = make_shared<Scanner>(CharStream(_input), "--CODEGEN--");
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auto parserResult = Parser(errors).parse(scanner);
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if (!errors.empty())
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return false;
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solAssert(parserResult, "");
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AsmAnalysisInfo analysisInfo;
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AsmAnalyzer analyzer(analysisInfo, errors, false, _identifierAccess.resolve);
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solAssert(analyzer.analyze(*parserResult), "");
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CodeGenerator(errors).assemble(*parserResult, analysisInfo, _assembly, _identifierAccess);
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// At this point, the assembly might be messed up, but we should throw an
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// internal compiler error anyway.
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return errors.empty();
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}
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