mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
150 lines
4.5 KiB
C++
150 lines
4.5 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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* @date 2017
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* Common functions the Yul tests.
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*/
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#include <test/libyul/Common.h>
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#include <test/Common.h>
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#include <liblangutil/SourceReferenceFormatter.h>
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#include <libyul/optimiser/Disambiguator.h>
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#include <libyul/AsmAnalysis.h>
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#include <libyul/AsmPrinter.h>
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#include <libyul/AssemblyStack.h>
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#include <libyul/AST.h>
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#include <libyul/backends/evm/EVMDialect.h>
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#include <libyul/backends/wasm/WasmDialect.h>
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#include <liblangutil/Scanner.h>
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#include <liblangutil/ErrorReporter.h>
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#include <boost/test/unit_test.hpp>
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#include <variant>
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using namespace std;
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using namespace solidity;
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using namespace solidity::yul;
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using namespace solidity::langutil;
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namespace
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{
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Dialect const& defaultDialect(bool _yul)
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{
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return _yul ? yul::Dialect::yulDeprecated() : yul::EVMDialect::strictAssemblyForEVM(solidity::test::CommonOptions::get().evmVersion());
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}
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}
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pair<shared_ptr<Block>, shared_ptr<yul::AsmAnalysisInfo>> yul::test::parse(string const& _source, bool _yul)
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{
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AssemblyStack stack(
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solidity::test::CommonOptions::get().evmVersion(),
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_yul ? AssemblyStack::Language::Yul : AssemblyStack::Language::StrictAssembly,
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solidity::test::CommonOptions::get().optimize ?
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solidity::frontend::OptimiserSettings::standard() :
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solidity::frontend::OptimiserSettings::minimal()
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);
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if (!stack.parseAndAnalyze("", _source) || !stack.errors().empty())
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BOOST_FAIL("Invalid source.");
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return make_pair(stack.parserResult()->code, stack.parserResult()->analysisInfo);
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}
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pair<shared_ptr<Object>, shared_ptr<yul::AsmAnalysisInfo>> yul::test::parse(
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string const& _source,
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Dialect const& _dialect,
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ErrorList& _errors
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)
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{
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ErrorReporter errorReporter(_errors);
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CharStream stream(_source, "");
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shared_ptr<Scanner> scanner = make_shared<Scanner>(stream);
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shared_ptr<Object> parserResult = yul::ObjectParser(errorReporter, _dialect).parse(scanner, false);
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if (!parserResult)
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return {};
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if (!parserResult->code || errorReporter.hasErrors())
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return {};
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shared_ptr<AsmAnalysisInfo> analysisInfo = make_shared<AsmAnalysisInfo>();
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AsmAnalyzer analyzer(*analysisInfo, errorReporter, _dialect, {}, parserResult->qualifiedDataNames());
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// TODO this should be done recursively.
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if (!analyzer.analyze(*parserResult->code) || errorReporter.hasErrors())
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return {};
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return {std::move(parserResult), std::move(analysisInfo)};
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}
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yul::Block yul::test::disambiguate(string const& _source, bool _yul)
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{
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auto result = parse(_source, _yul);
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return std::get<Block>(Disambiguator(defaultDialect(_yul), *result.second, {})(*result.first));
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}
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string yul::test::format(string const& _source, bool _yul)
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{
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return yul::AsmPrinter()(*parse(_source, _yul).first);
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}
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namespace
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{
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std::map<string const, yul::Dialect const& (*)(langutil::EVMVersion)> const validDialects = {
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{
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"evm",
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[](langutil::EVMVersion _evmVersion) -> yul::Dialect const&
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{ return yul::EVMDialect::strictAssemblyForEVMObjects(_evmVersion); }
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},
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{
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"evmTyped",
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[](langutil::EVMVersion _evmVersion) -> yul::Dialect const&
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{ return yul::EVMDialectTyped::instance(_evmVersion); }
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},
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{
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"yul",
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[](langutil::EVMVersion) -> yul::Dialect const&
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{ return yul::Dialect::yulDeprecated(); }
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},
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{
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"ewasm",
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[](langutil::EVMVersion) -> yul::Dialect const&
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{ return yul::WasmDialect::instance(); }
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}
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};
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vector<string> validDialectNames()
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{
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vector<string> names{size(validDialects), ""};
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transform(begin(validDialects), end(validDialects), names.begin(), [](auto const& dialect) { return dialect.first; });
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return names;
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}
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}
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yul::Dialect const& yul::test::dialect(std::string const& _name, langutil::EVMVersion _evmVersion)
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{
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if (!validDialects.count(_name))
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BOOST_THROW_EXCEPTION(runtime_error{
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"Invalid Dialect \"" +
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_name +
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"\". Valid dialects are " +
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util::joinHumanReadable(validDialectNames(), ", ", " and ") +
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"."
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});
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return validDialects.at(_name)(_evmVersion);
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}
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