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author | chriseth <c@ethdev.com> | 2016-02-22 09:13:41 +0800 |
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committer | chriseth <c@ethdev.com> | 2016-03-30 08:37:00 +0800 |
commit | 949b00ed591303c531ed8fa73087b710b7a554de (patch) | |
tree | 182664f2545e6211d7994ef90a1e7746d5482981 /libsolidity/inlineasm/AsmParser.h | |
parent | 8236732e9a5d2535afd3a3573a70d5aab3da3efe (diff) | |
download | dexon-solidity-949b00ed591303c531ed8fa73087b710b7a554de.tar.gz dexon-solidity-949b00ed591303c531ed8fa73087b710b7a554de.tar.zst dexon-solidity-949b00ed591303c531ed8fa73087b710b7a554de.zip |
Parsing for inline assembly.
Diffstat (limited to 'libsolidity/inlineasm/AsmParser.h')
-rw-r--r-- | libsolidity/inlineasm/AsmParser.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libsolidity/inlineasm/AsmParser.h b/libsolidity/inlineasm/AsmParser.h new file mode 100644 index 00000000..fe84470d --- /dev/null +++ b/libsolidity/inlineasm/AsmParser.h @@ -0,0 +1,55 @@ +/* + This file is part of cpp-ethereum. + + cpp-ethereum 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. + + cpp-ethereum 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 cpp-ethereum. 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 +{ + +class InlineAssemblyParser: public ParserBase +{ +public: + InlineAssemblyParser(ErrorList& _errors): ParserBase(_errors) {} + + /// Parses an inline assembly block starting with `{` and ending with `}`. + /// @returns an empty shared pointer on error. + std::shared_ptr<AsmData> parse(std::shared_ptr<Scanner> const& _scanner); + +protected: + AsmData::Block parseBlock(); + AsmData::Statement parseStatement(); + /// Parses a functional expression that has to push exactly one stack element + AsmData::Statement parseExpression(); + AsmData::Statement parseElementaryOperation(bool _onlySinglePusher = false); + AsmData::VariableDeclaration parseVariableDeclaration(); + AsmData::FunctionalInstruction parseFunctionalInstruction(AsmData::Statement const& _instruction); +}; + +} +} |