/* 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 . */ /** * @author Christian * @date 2016 * Solidity inline assembly parser. */ #pragma once #include #include #include #include namespace dev { namespace solidity { namespace assembly { class Parser: public ParserBase { public: explicit Parser(ErrorReporter& _errorReporter, bool _julia = false): ParserBase(_errorReporter), m_julia(_julia) {} /// Parses an inline assembly block starting with `{` and ending with `}`. /// @returns an empty shared pointer on error. std::shared_ptr parse(std::shared_ptr const& _scanner); protected: using ElementaryOperation = boost::variant; /// Creates an inline assembly node with the given source location. template T createWithLocation(SourceLocation const& _loc = SourceLocation()) const { 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(); Case parseCase(); ForLoop parseForLoop(); /// Parses a functional expression that has to push exactly one stack element assembly::Expression parseExpression(); static std::map const& instructions(); static std::map const& instructionNames(); ElementaryOperation parseElementaryOperation(); VariableDeclaration parseVariableDeclaration(); FunctionDefinition parseFunctionDefinition(); assembly::Expression parseCall(ElementaryOperation&& _initialOp); TypedName parseTypedName(); std::string expectAsmIdentifier(); static bool isValidNumberLiteral(std::string const& _literal); private: bool m_julia = false; }; } } }