mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
97 lines
2.6 KiB
C++
97 lines
2.6 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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/**
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* Full assembly stack that can support EVM-assembly and JULIA as input and EVM, EVM1.5 and
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* eWasm as output.
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*/
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#pragma once
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#include <libsolidity/interface/ErrorReporter.h>
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#include <libevmasm/LinkerObject.h>
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#include <string>
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#include <memory>
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namespace dev
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{
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namespace solidity
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{
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class Scanner;
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namespace assembly
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{
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struct AsmAnalysisInfo;
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struct Block;
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}
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struct MachineAssemblyObject
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{
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std::shared_ptr<eth::LinkerObject> bytecode;
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std::string assembly;
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};
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/*
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* Full assembly stack that can support EVM-assembly and JULIA as input and EVM, EVM1.5 and
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* eWasm as output.
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*/
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class AssemblyStack
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{
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public:
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enum class Language { JULIA, Assembly };
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enum class Machine { EVM, EVM15, eWasm };
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explicit AssemblyStack(Language _language = Language::Assembly):
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m_language(_language), m_errorReporter(m_errors)
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{}
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/// @returns the scanner used during parsing
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Scanner const& scanner() const;
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/// Runs parsing and analysis steps, returns false if input cannot be assembled.
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/// Multiple calls overwrite the previous state.
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bool parseAndAnalyze(std::string const& _sourceName, std::string const& _source);
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/// Runs analysis step on the supplied block, returns false if input cannot be assembled.
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/// Multiple calls overwrite the previous state.
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bool analyze(assembly::Block const& _block, Scanner const* _scanner = nullptr);
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/// Run the assembly step (should only be called after parseAndAnalyze).
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MachineAssemblyObject assemble(Machine _machine) const;
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/// @returns the errors generated during parsing, analysis (and potentially assembly).
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ErrorList const& errors() const { return m_errors; }
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/// Pretty-print the input after having parsed it.
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std::string print() const;
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private:
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bool analyzeParsed();
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Language m_language = Language::Assembly;
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std::shared_ptr<Scanner> m_scanner;
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bool m_analysisSuccessful = false;
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std::shared_ptr<assembly::Block> m_parserResult;
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std::shared_ptr<assembly::AsmAnalysisInfo> m_analysisInfo;
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ErrorList m_errors;
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ErrorReporter m_errorReporter;
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};
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}
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}
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