//===- Tester.cpp ---------------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // This file defines the Tester class used in the MLIR Reduce tool. // // A Tester object is passed as an argument to the reduction passes and it is // used to run the interestingness testing script on the different generated // reduced variants of the test case. // //===----------------------------------------------------------------------===// #include "mlir/Reducer/Tester.h" using namespace mlir; Tester::Tester(StringRef scriptName, ArrayRef scriptArgs) : testScript(scriptName), testScriptArgs(scriptArgs) {} /// Runs the interestingness testing script on a MLIR test case file. Returns /// true if the interesting behavior is present in the test case or false /// otherwise. bool Tester::isInteresting(StringRef testCase) const { std::vector testerArgs; testerArgs.push_back(testCase); for (const std::string &arg : testScriptArgs) testerArgs.push_back(arg); testerArgs.push_back(testCase); std::string errMsg; int result = llvm::sys::ExecuteAndWait( testScript, testerArgs, /*Env=*/None, /*Redirects=*/None, /*SecondsToWait=*/0, /*MemoryLimit=*/0, &errMsg); if (result < 0) llvm::report_fatal_error("Error running interestingness test: " + errMsg, false); if (!result) return false; return true; }