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			68 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			2.3 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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// SPDX-License-Identifier: GPL-3.0
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/**
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 * Compiler that transforms Yul Objects to EVM bytecode objects.
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 */
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#include <libyul/backends/evm/EVMObjectCompiler.h>
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#include <libyul/backends/evm/EVMCodeTransform.h>
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#include <libyul/backends/evm/EVMDialect.h>
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#include <libyul/Object.h>
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#include <libyul/Exceptions.h>
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#include <libevmasm/Assembly.h>
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using namespace solidity::yul;
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using namespace std;
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void EVMObjectCompiler::compile(Object& _object, AbstractAssembly& _assembly, EVMDialect const& _dialect, bool _evm15, bool _optimize)
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{
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	EVMObjectCompiler compiler(_assembly, _dialect, _evm15);
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	compiler.run(_object, _optimize);
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}
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void EVMObjectCompiler::run(Object& _object, bool _optimize)
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{
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	BuiltinContext context;
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	context.currentObject = &_object;
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	for (auto const& subNode: _object.subObjects)
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		if (auto* subObject = dynamic_cast<Object*>(subNode.get()))
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		{
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			auto subAssemblyAndID = m_assembly.createSubAssembly();
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			context.subIDs[subObject->name] = subAssemblyAndID.second;
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			subObject->subId = subAssemblyAndID.second;
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			compile(*subObject, *subAssemblyAndID.first, m_dialect, m_evm15, _optimize);
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		}
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		else
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		{
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			Data const& data = dynamic_cast<Data const&>(*subNode);
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			context.subIDs[data.name] = m_assembly.appendData(data.data);
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		}
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	yulAssert(_object.analysisInfo, "No analysis info.");
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	yulAssert(_object.code, "No code.");
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	// We do not catch and re-throw the stack too deep exception here because it is a YulException,
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	// which should be native to this part of the code.
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	CodeTransform transform{m_assembly, *_object.analysisInfo, *_object.code, m_dialect, context, _optimize, m_evm15};
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	transform(*_object.code);
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	if (!transform.stackErrors().empty())
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		BOOST_THROW_EXCEPTION(transform.stackErrors().front());
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}
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