mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
145 lines
3.6 KiB
C++
145 lines
3.6 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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* Yul interpreter.
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*/
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#include <test/tools/yulInterpreter/Interpreter.h>
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#include <libyul/AsmAnalysisInfo.h>
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#include <libyul/AsmParser.h>
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#include <libyul/AsmAnalysis.h>
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#include <libyul/Dialect.h>
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#include <libyul/backends/evm/EVMDialect.h>
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#include <libyul/AssemblyStack.h>
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#include <liblangutil/Exceptions.h>
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#include <liblangutil/ErrorReporter.h>
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#include <liblangutil/EVMVersion.h>
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#include <liblangutil/SourceReferenceFormatter.h>
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#include <libdevcore/CommonIO.h>
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#include <libdevcore/CommonData.h>
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#include <boost/program_options.hpp>
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#include <string>
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#include <memory>
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#include <iostream>
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using namespace std;
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using namespace langutil;
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using namespace yul;
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using namespace dev;
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using namespace yul::test;
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namespace po = boost::program_options;
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namespace
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{
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void printErrors(ErrorList const& _errors)
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{
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for (auto const& error: _errors)
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SourceReferenceFormatter(cout).printExceptionInformation(
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*error,
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(error->type() == Error::Type::Warning) ? "Warning" : "Error"
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);
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}
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pair<shared_ptr<Block>, shared_ptr<AsmAnalysisInfo>> parse(string const& _source)
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{
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AssemblyStack stack(langutil::EVMVersion(), AssemblyStack::Language::StrictAssembly);
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if (stack.parseAndAnalyze("--INPUT--", _source))
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{
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yulAssert(stack.errors().empty(), "Parsed successfully but had errors.");
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return make_pair(stack.parserResult()->code, stack.parserResult()->analysisInfo);
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}
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else
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{
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printErrors(stack.errors());
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return {};
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}
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}
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void interpret()
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{
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string source = readStandardInput();
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shared_ptr<Block> ast;
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shared_ptr<AsmAnalysisInfo> analysisInfo;
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tie(ast, analysisInfo) = parse(source);
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if (!ast || !analysisInfo)
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return;
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InterpreterState state;
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state.maxTraceSize = 10000;
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Interpreter interpreter(state);
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try
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{
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interpreter(*ast);
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}
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catch (InterpreterTerminated const&)
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{
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}
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cout << "Trace:" << endl;
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for (auto const& line: interpreter.trace())
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cout << " " << line << endl;
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cout << "Memory dump:" << endl;
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for (size_t i = 0; i < state.memory.size(); i += 0x20)
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cout << " " << std::hex << std::setw(4) << i << ": " << toHex(bytesConstRef(state.memory.data() + i, 0x20).toBytes()) << endl;
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cout << "Storage dump:" << endl;
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for (auto const& slot: state.storage)
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cout << " " << slot.first.hex() << ": " << slot.second.hex() << endl;
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}
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}
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int main(int argc, char** argv)
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{
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po::options_description options(
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R"(yulrun, the Yul interpreter.
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Usage: yulrun [Options] < input
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Reads a single source from stdin, runs it and prints a trace of all side-effects.
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Allowed options)",
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po::options_description::m_default_line_length,
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po::options_description::m_default_line_length - 23);
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options.add_options()
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("help", "Show this help screen.");
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po::variables_map arguments;
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try
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{
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po::command_line_parser cmdLineParser(argc, argv);
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cmdLineParser.options(options);
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po::store(cmdLineParser.run(), arguments);
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}
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catch (po::error const& _exception)
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{
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cerr << _exception.what() << endl;
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return 1;
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}
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if (arguments.count("help"))
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cout << options;
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else
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interpret();
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return 0;
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}
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