mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
147 lines
4.4 KiB
C++
147 lines
4.4 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/>.
|
|
*/
|
|
// SPDX-License-Identifier: GPL-3.0
|
|
/**
|
|
* Full assembly stack that can support EVM-assembly and Yul as input and EVM, EVM1.5 and
|
|
* Ewasm as output.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <liblangutil/ErrorReporter.h>
|
|
#include <liblangutil/EVMVersion.h>
|
|
#include <liblangutil/CharStreamProvider.h>
|
|
|
|
#include <libyul/Object.h>
|
|
#include <libyul/ObjectParser.h>
|
|
|
|
#include <libsolidity/interface/OptimiserSettings.h>
|
|
|
|
#include <libevmasm/LinkerObject.h>
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
namespace solidity::evmasm
|
|
{
|
|
class Assembly;
|
|
}
|
|
|
|
namespace solidity::langutil
|
|
{
|
|
class Scanner;
|
|
}
|
|
|
|
namespace solidity::yul
|
|
{
|
|
class AbstractAssembly;
|
|
|
|
|
|
struct MachineAssemblyObject
|
|
{
|
|
std::shared_ptr<evmasm::LinkerObject> bytecode;
|
|
std::string assembly;
|
|
std::unique_ptr<std::string> sourceMappings;
|
|
};
|
|
|
|
/*
|
|
* Full assembly stack that can support EVM-assembly and Yul as input and EVM, EVM1.5 and
|
|
* Ewasm as output.
|
|
*/
|
|
class AssemblyStack: public langutil::CharStreamProvider
|
|
{
|
|
public:
|
|
enum class Language { Yul, Assembly, StrictAssembly, Ewasm };
|
|
enum class Machine { EVM, Ewasm };
|
|
|
|
AssemblyStack():
|
|
AssemblyStack(langutil::EVMVersion{}, Language::Assembly, solidity::frontend::OptimiserSettings::none())
|
|
{}
|
|
AssemblyStack(langutil::EVMVersion _evmVersion, Language _language, solidity::frontend::OptimiserSettings _optimiserSettings):
|
|
m_language(_language),
|
|
m_evmVersion(_evmVersion),
|
|
m_optimiserSettings(std::move(_optimiserSettings)),
|
|
m_errorReporter(m_errors)
|
|
{}
|
|
|
|
/// @returns the char stream used during parsing
|
|
langutil::CharStream const& charStream(std::string const& _sourceName) const override;
|
|
|
|
/// Runs parsing and analysis steps, returns false if input cannot be assembled.
|
|
/// Multiple calls overwrite the previous state.
|
|
bool parseAndAnalyze(std::string const& _sourceName, std::string const& _source);
|
|
|
|
/// Run the optimizer suite. Can only be used with Yul or strict assembly.
|
|
/// If the settings (see constructor) disabled the optimizer, nothing is done here.
|
|
void optimize();
|
|
|
|
/// Translate the source to a different language / dialect.
|
|
void translate(Language _targetLanguage);
|
|
|
|
/// Run the assembly step (should only be called after parseAndAnalyze).
|
|
MachineAssemblyObject assemble(Machine _machine) const;
|
|
|
|
/// Run the assembly step (should only be called after parseAndAnalyze).
|
|
/// In addition to the value returned by @a assemble, returns
|
|
/// a second object that is the runtime code.
|
|
/// Only available for EVM.
|
|
std::pair<MachineAssemblyObject, MachineAssemblyObject>
|
|
assembleWithDeployed(
|
|
std::optional<std::string_view> _deployName = {}
|
|
) const;
|
|
|
|
/// Run the assembly step (should only be called after parseAndAnalyze).
|
|
/// Similar to @a assemblyWithDeployed, but returns EVM assembly objects.
|
|
/// Only available for EVM.
|
|
std::pair<std::shared_ptr<evmasm::Assembly>, std::shared_ptr<evmasm::Assembly>>
|
|
assembleEVMWithDeployed(
|
|
std::optional<std::string_view> _deployName = {}
|
|
) const;
|
|
|
|
/// @returns the errors generated during parsing, analysis (and potentially assembly).
|
|
langutil::ErrorList const& errors() const { return m_errors; }
|
|
|
|
/// Pretty-print the input after having parsed it.
|
|
std::string print() const;
|
|
|
|
/// Return the parsed and analyzed object.
|
|
std::shared_ptr<Object> parserResult() const;
|
|
|
|
private:
|
|
bool analyzeParsed();
|
|
bool analyzeParsed(yul::Object& _object);
|
|
|
|
void compileEVM(yul::AbstractAssembly& _assembly, bool _optimize) const;
|
|
|
|
void optimize(yul::Object& _object, bool _isCreation);
|
|
|
|
Language m_language = Language::Assembly;
|
|
langutil::EVMVersion m_evmVersion;
|
|
solidity::frontend::OptimiserSettings m_optimiserSettings;
|
|
|
|
std::unique_ptr<langutil::CharStream> m_charStream;
|
|
|
|
bool m_analysisSuccessful = false;
|
|
std::shared_ptr<yul::Object> m_parserResult;
|
|
langutil::ErrorList m_errors;
|
|
langutil::ErrorReporter m_errorReporter;
|
|
|
|
std::unique_ptr<std::string> m_sourceMappings;
|
|
};
|
|
|
|
}
|