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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2016
* Full-stack Solidity inline assember.
*/
#include <libsolidity/inlineasm/AsmStack.h>
#include <libsolidity/inlineasm/AsmParser.h>
#include <libsolidity/inlineasm/AsmCodeGen.h>
#include <libsolidity/inlineasm/AsmPrinter.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/parsing/Scanner.h>
#include <libevmasm/Assembly.h>
#include <libevmasm/SourceLocation.h>
#include <memory>
using namespace std;
using namespace dev;
using namespace dev::solidity;
using namespace dev::solidity::assembly;
bool InlineAssemblyStack::parse(
shared_ptr<Scanner> const& _scanner,
julia::ExternalIdentifierAccess::Resolver const& _resolver
)
{
m_parserResult = make_shared<Block>();
Parser parser(m_errors);
auto result = parser.parse(_scanner);
if (!result)
return false;
*m_parserResult = std::move(*result);
AsmAnalysisInfo analysisInfo;
return (AsmAnalyzer(analysisInfo, m_errors, false, _resolver)).analyze(*m_parserResult);
}
string InlineAssemblyStack::toString()
{
return AsmPrinter()(*m_parserResult);
}
eth::Assembly InlineAssemblyStack::assemble()
{
AsmAnalysisInfo analysisInfo;
AsmAnalyzer analyzer(analysisInfo, m_errors);
solAssert(analyzer.analyze(*m_parserResult), "");
CodeGenerator codeGen(m_errors);
return codeGen.assemble(*m_parserResult, analysisInfo);
}
bool InlineAssemblyStack::parseAndAssemble(
string const& _input,
eth::Assembly& _assembly,
julia::ExternalIdentifierAccess const& _identifierAccess
)
{
ErrorList errors;
auto scanner = make_shared<Scanner>(CharStream(_input), "--CODEGEN--");
auto parserResult = Parser(errors).parse(scanner);
if (!errors.empty())
return false;
solAssert(parserResult, "");
AsmAnalysisInfo analysisInfo;
AsmAnalyzer analyzer(analysisInfo, errors, false, _identifierAccess.resolve);
solAssert(analyzer.analyze(*parserResult), "");
CodeGenerator(errors).assemble(*parserResult, analysisInfo, _assembly, _identifierAccess);
// At this point, the assembly might be messed up, but we should throw an
// internal compiler error anyway.
return errors.empty();
}
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