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authorchriseth <c@ethdev.com>2016-02-22 09:13:41 +0800
committerchriseth <c@ethdev.com>2016-03-30 08:37:00 +0800
commit949b00ed591303c531ed8fa73087b710b7a554de (patch)
tree182664f2545e6211d7994ef90a1e7746d5482981 /libsolidity/inlineasm/AsmParser.h
parent8236732e9a5d2535afd3a3573a70d5aab3da3efe (diff)
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Parsing for inline assembly.
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+/*
+ 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);
+};
+
+}
+}