mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
75 lines
2.0 KiB
C++
75 lines
2.0 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
|
|
* Solidity inline assembly parser.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <memory>
|
|
#include <vector>
|
|
#include <libsolidity/inlineasm/AsmData.h>
|
|
#include <libsolidity/parsing/ParserBase.h>
|
|
|
|
namespace dev
|
|
{
|
|
namespace solidity
|
|
{
|
|
namespace assembly
|
|
{
|
|
|
|
class Parser: public ParserBase
|
|
{
|
|
public:
|
|
Parser(ErrorList& _errors): ParserBase(_errors) {}
|
|
|
|
/// Parses an inline assembly block starting with `{` and ending with `}`.
|
|
/// @returns an empty shared pointer on error.
|
|
std::shared_ptr<Block> parse(std::shared_ptr<Scanner> const& _scanner);
|
|
|
|
protected:
|
|
/// Creates an inline assembly node with the given source location.
|
|
template <class T> T createWithLocation(SourceLocation const& _loc = SourceLocation())
|
|
{
|
|
T r;
|
|
r.location = _loc;
|
|
if (r.location.isEmpty())
|
|
{
|
|
r.location.start = position();
|
|
r.location.end = endPosition();
|
|
}
|
|
if (!r.location.sourceName)
|
|
r.location.sourceName = sourceName();
|
|
return r;
|
|
}
|
|
SourceLocation location() const { return SourceLocation(position(), endPosition(), sourceName()); }
|
|
|
|
Block parseBlock();
|
|
Statement parseStatement();
|
|
/// Parses a functional expression that has to push exactly one stack element
|
|
Statement parseExpression();
|
|
Statement parseElementaryOperation(bool _onlySinglePusher = false);
|
|
VariableDeclaration parseVariableDeclaration();
|
|
FunctionalInstruction parseFunctionalInstruction(Statement&& _instruction);
|
|
};
|
|
|
|
}
|
|
}
|
|
}
|