mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
95 lines
2.6 KiB
C++
95 lines
2.6 KiB
C++
/*
|
|
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/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,
|
|
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);
|
|
AsmAnalyzer::Scopes scopes;
|
|
return (AsmAnalyzer(scopes, m_errors, _resolver)).analyze(*m_parserResult);
|
|
}
|
|
|
|
string InlineAssemblyStack::toString()
|
|
{
|
|
return AsmPrinter()(*m_parserResult);
|
|
}
|
|
|
|
eth::Assembly InlineAssemblyStack::assemble()
|
|
{
|
|
AsmAnalyzer::Scopes scopes;
|
|
AsmAnalyzer analyzer(scopes, m_errors);
|
|
solAssert(analyzer.analyze(*m_parserResult), "");
|
|
CodeGenerator codeGen(m_errors);
|
|
return codeGen.assemble(*m_parserResult, scopes);
|
|
}
|
|
|
|
bool InlineAssemblyStack::parseAndAssemble(
|
|
string const& _input,
|
|
eth::Assembly& _assembly,
|
|
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, "");
|
|
|
|
AsmAnalyzer::Scopes scopes;
|
|
AsmAnalyzer analyzer(scopes, errors, _identifierAccess.resolve);
|
|
solAssert(analyzer.analyze(*parserResult), "");
|
|
CodeGenerator(errors).assemble(*parserResult, scopes, _assembly, _identifierAccess);
|
|
|
|
// At this point, the assembly might be messed up, but we should throw an
|
|
// internal compiler error anyway.
|
|
return errors.empty();
|
|
}
|
|
|