solidity/libsolidity/codegen/Compiler.h
2017-08-29 13:36:13 +01:00

87 lines
3.1 KiB
C++

/*
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 <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Solidity AST to EVM bytecode compiler.
*/
#pragma once
#include <ostream>
#include <functional>
#include <libsolidity/codegen/CompilerContext.h>
#include <libevmasm/Assembly.h>
namespace dev {
namespace solidity {
class Compiler
{
public:
explicit Compiler(bool _optimize = false, unsigned _runs = 200):
m_optimize(_optimize),
m_optimizeRuns(_runs),
m_runtimeContext(),
m_context(&m_runtimeContext)
{ }
/// Compiles a contract.
/// @arg _metadata contains the to be injected metadata CBOR
void compileContract(
ContractDefinition const& _contract,
std::map<ContractDefinition const*, eth::Assembly const*> const& _contracts,
bytes const& _metadata
);
/// Compiles a contract that uses DELEGATECALL to call into a pre-deployed version of the given
/// contract at runtime, but contains the full creation-time code.
void compileClone(
ContractDefinition const& _contract,
std::map<ContractDefinition const*, eth::Assembly const*> const& _contracts
);
/// @returns Entire assembly.
eth::Assembly const& assembly() const { return m_context.assembly(); }
/// @returns The entire assembled object (with constructor).
eth::LinkerObject assembledObject() const { return m_context.assembledObject(); }
/// @returns Only the runtime object (without constructor).
eth::LinkerObject runtimeObject() const { return m_context.assembledRuntimeObject(m_runtimeSub); }
/// @arg _sourceCodes is the map of input files to source code strings
/// @arg _inJsonFromat shows whether the out should be in Json format
Json::Value streamAssembly(std::ostream& _stream, StringMap const& _sourceCodes = StringMap(), bool _inJsonFormat = false) const
{
return m_context.streamAssembly(_stream, _sourceCodes, _inJsonFormat);
}
/// @returns Assembly items of the normal compiler context
eth::AssemblyItems const& assemblyItems() const { return m_context.assembly().items(); }
/// @returns Assembly items of the runtime compiler context
eth::AssemblyItems const& runtimeAssemblyItems() const { return m_context.assembly().sub(m_runtimeSub).items(); }
/// @returns the entry label of the given function. Might return an AssemblyItem of type
/// UndefinedItem if it does not exist yet.
eth::AssemblyItem functionEntryLabel(FunctionDefinition const& _function) const;
private:
bool const m_optimize;
unsigned const m_optimizeRuns;
CompilerContext m_runtimeContext;
size_t m_runtimeSub = size_t(-1); ///< Identifier of the runtime sub-assembly, if present.
CompilerContext m_context;
};
}
}