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-rw-r--r--test/libjulia/YulOptimizerTest.cpp239
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diff --git a/test/libjulia/YulOptimizerTest.cpp b/test/libjulia/YulOptimizerTest.cpp
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--- a/test/libjulia/YulOptimizerTest.cpp
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-/*
- 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/>.
-*/
-
-#include <test/libjulia/YulOptimizerTest.h>
-
-#include <test/libsolidity/FormattedScope.h>
-
-#include <test/Options.h>
-
-#include <libjulia/optimiser/Disambiguator.h>
-#include <libjulia/optimiser/CommonSubexpressionEliminator.h>
-#include <libjulia/optimiser/NameCollector.h>
-#include <libjulia/optimiser/ExpressionSplitter.h>
-#include <libjulia/optimiser/FunctionGrouper.h>
-#include <libjulia/optimiser/FunctionHoister.h>
-#include <libjulia/optimiser/ExpressionInliner.h>
-#include <libjulia/optimiser/FullInliner.h>
-#include <libjulia/optimiser/MainFunction.h>
-#include <libjulia/optimiser/Rematerialiser.h>
-#include <libjulia/optimiser/ExpressionSimplifier.h>
-#include <libjulia/optimiser/UnusedPruner.h>
-#include <libjulia/optimiser/ExpressionJoiner.h>
-
-#include <libsolidity/parsing/Scanner.h>
-#include <libsolidity/inlineasm/AsmPrinter.h>
-#include <libsolidity/inlineasm/AsmParser.h>
-#include <libsolidity/inlineasm/AsmAnalysis.h>
-#include <libsolidity/interface/SourceReferenceFormatter.h>
-#include <libsolidity/interface/ErrorReporter.h>
-
-#include <boost/test/unit_test.hpp>
-#include <boost/algorithm/string.hpp>
-
-#include <fstream>
-
-using namespace dev;
-using namespace dev::julia;
-using namespace dev::julia::test;
-using namespace dev::solidity;
-using namespace dev::solidity::test;
-using namespace std;
-
-YulOptimizerTest::YulOptimizerTest(string const& _filename)
-{
- boost::filesystem::path path(_filename);
-
- if (path.empty() || std::next(path.begin()) == path.end() || std::next(std::next(path.begin())) == path.end())
- BOOST_THROW_EXCEPTION(runtime_error("Filename path has to contain a directory: \"" + _filename + "\"."));
- m_optimizerStep = std::prev(std::prev(path.end()))->string();
-
- ifstream file(_filename);
- if (!file)
- BOOST_THROW_EXCEPTION(runtime_error("Cannot open test case: \"" + _filename + "\"."));
- file.exceptions(ios::badbit);
-
- string line;
- while (getline(file, line))
- {
- if (boost::algorithm::starts_with(line, "// ----"))
- break;
- if (m_source.empty() && boost::algorithm::starts_with(line, "// yul"))
- m_yul = true;
- m_source += line + "\n";
- }
- while (getline(file, line))
- if (boost::algorithm::starts_with(line, "// "))
- m_expectation += line.substr(3) + "\n";
- else
- m_expectation += line + "\n";
-}
-
-bool YulOptimizerTest::run(ostream& _stream, string const& _linePrefix, bool const _formatted)
-{
- assembly::AsmPrinter printer{m_yul};
- shared_ptr<Block> ast;
- shared_ptr<assembly::AsmAnalysisInfo> analysisInfo;
- if (!parse(_stream, _linePrefix, _formatted))
- return false;
-
- if (m_optimizerStep == "disambiguator")
- disambiguate();
- else if (m_optimizerStep == "commonSubexpressionEliminator")
- {
- disambiguate();
- (CommonSubexpressionEliminator{})(*m_ast);
- }
- else if (m_optimizerStep == "expressionSplitter")
- {
- NameDispenser nameDispenser;
- nameDispenser.m_usedNames = NameCollector(*m_ast).names();
- ExpressionSplitter{nameDispenser}(*m_ast);
- }
- else if (m_optimizerStep == "functionGrouper")
- {
- disambiguate();
- (FunctionGrouper{})(*m_ast);
- }
- else if (m_optimizerStep == "functionHoister")
- {
- disambiguate();
- (FunctionHoister{})(*m_ast);
- }
- else if (m_optimizerStep == "expressionInliner")
- {
- disambiguate();
- ExpressionInliner(*m_ast).run();
- }
- else if (m_optimizerStep == "fullInliner")
- {
- disambiguate();
- (FunctionHoister{})(*m_ast);
- (FunctionGrouper{})(*m_ast);
- FullInliner(*m_ast).run();
- }
- else if (m_optimizerStep == "mainFunction")
- {
- disambiguate();
- (FunctionGrouper{})(*m_ast);
- (MainFunction{})(*m_ast);
- }
- else if (m_optimizerStep == "rematerialiser")
- {
- disambiguate();
- (Rematerialiser{})(*m_ast);
- }
- else if (m_optimizerStep == "expressionSimplifier")
- {
- disambiguate();
- (ExpressionSimplifier{})(*m_ast);
- }
- else if (m_optimizerStep == "unusedPruner")
- {
- disambiguate();
- UnusedPruner::runUntilStabilised(*m_ast);
- }
- else if (m_optimizerStep == "expressionJoiner")
- {
- disambiguate();
- ExpressionJoiner::run(*m_ast);\
- }
- else
- {
- FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::RED}) << _linePrefix << "Invalid optimizer step: " << m_optimizerStep << endl;
- return false;
- }
-
- m_obtainedResult = m_optimizerStep + "\n" + printer(*m_ast) + "\n";
-
- if (m_expectation != m_obtainedResult)
- {
- string nextIndentLevel = _linePrefix + " ";
- FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Expected result:" << endl;
- // TODO could compute a simple diff with highlighted lines
- printIndented(_stream, m_expectation, nextIndentLevel);
- FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Obtained result:" << endl;
- printIndented(_stream, m_obtainedResult, nextIndentLevel);
- return false;
- }
- return true;
-}
-
-void YulOptimizerTest::printSource(ostream& _stream, string const& _linePrefix, bool const) const
-{
- printIndented(_stream, m_source, _linePrefix);
-}
-
-void YulOptimizerTest::printUpdatedExpectations(ostream& _stream, string const& _linePrefix) const
-{
- printIndented(_stream, m_obtainedResult, _linePrefix);
-}
-
-void YulOptimizerTest::printIndented(ostream& _stream, string const& _output, string const& _linePrefix) const
-{
- stringstream output(_output);
- string line;
- while (getline(output, line))
- _stream << _linePrefix << line << endl;
-}
-
-bool YulOptimizerTest::parse(ostream& _stream, string const& _linePrefix, bool const _formatted)
-{
- assembly::AsmFlavour flavour = m_yul ? assembly::AsmFlavour::Yul : assembly::AsmFlavour::Strict;
- ErrorList errors;
- ErrorReporter errorReporter(errors);
- shared_ptr<Scanner> scanner = make_shared<Scanner>(CharStream(m_source), "");
- m_ast = assembly::Parser(errorReporter, flavour).parse(scanner, false);
- if (!m_ast || !errorReporter.errors().empty())
- {
- FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::RED}) << _linePrefix << "Error parsing source." << endl;
- printErrors(_stream, errorReporter.errors(), *scanner);
- return false;
- }
- m_analysisInfo = make_shared<assembly::AsmAnalysisInfo>();
- assembly::AsmAnalyzer analyzer(
- *m_analysisInfo,
- errorReporter,
- dev::test::Options::get().evmVersion(),
- boost::none,
- flavour
- );
- if (!analyzer.analyze(*m_ast) || !errorReporter.errors().empty())
- {
- FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::RED}) << _linePrefix << "Error analyzing source." << endl;
- printErrors(_stream, errorReporter.errors(), *scanner);
- return false;
- }
- return true;
-}
-
-void YulOptimizerTest::disambiguate()
-{
- *m_ast = boost::get<Block>(Disambiguator(*m_analysisInfo)(*m_ast));
- m_analysisInfo.reset();
-}
-
-void YulOptimizerTest::printErrors(ostream& _stream, ErrorList const& _errors, Scanner const& _scanner)
-{
- SourceReferenceFormatter formatter(_stream, [&](string const&) -> Scanner const& { return _scanner; });
-
- for (auto const& error: _errors)
- formatter.printExceptionInformation(
- *error,
- (error->type() == Error::Type::Warning) ? "Warning" : "Error"
- );
-}