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			73 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			73 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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	This file is part of solidity.
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	solidity is free software: you can redistribute it and/or modify
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	it under the terms of the GNU General Public License as published by
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	the Free Software Foundation, either version 3 of the License, or
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	(at your option) any later version.
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	solidity is distributed in the hope that it will be useful,
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	but WITHOUT ANY WARRANTY; without even the implied warranty of
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	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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	GNU General Public License for more details.
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	You should have received a copy of the GNU General Public License
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	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file CodeFragment.h
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 * @author Gav Wood <i@gavwood.com>
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 * @date 2014
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 */
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#pragma once
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#include <libdevcore/Common.h>
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#include <libevmasm/Instruction.h>
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#include <libevmasm/Assembly.h>
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#include "Exceptions.h"
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namespace boost { namespace spirit { class utree; } }
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namespace sp = boost::spirit;
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namespace dev
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{
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namespace lll
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{
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struct CompilerState;
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class CodeFragment
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{
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public:
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	using ReadCallback = std::function<std::string(std::string const&)>;
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	CodeFragment() = default;
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	CodeFragment(sp::utree const& _t, CompilerState& _s, ReadCallback const& _readFile, bool _allowASM = false);
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	static CodeFragment compile(std::string const& _src, CompilerState& _s, ReadCallback const& _readFile);
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	/// Consolidates data and compiles code.
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	eth::Assembly& assembly(CompilerState const& _cs) { finalise(_cs); return m_asm; }
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private:
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	void finalise(CompilerState const& _cs);
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	template <class T> static void error() { BOOST_THROW_EXCEPTION(T() ); }
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	template <class T> static void error(std::string const& reason) {
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		auto err = T();
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		err << errinfo_comment(reason);
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		BOOST_THROW_EXCEPTION(err);
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	}
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	void constructOperation(sp::utree const& _t, CompilerState& _s);
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	bool m_finalised = false;
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	eth::Assembly m_asm;
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	ReadCallback m_readFile;
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};
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static const CodeFragment NullCodeFragment;
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}
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}
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