--- /dev/null 2020-01-02 04:43:18.583999853 +0000 +++ new/test/lib/jdk/test/lib/cli/predicate/CPUSpecificPredicate.java 2020-01-30 06:38:44.799155713 +0000 @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package jdk.test.lib.cli.predicate; + +import jdk.test.lib.Platform; +import sun.hotspot.cpuinfo.CPUInfo; + +import java.util.function.BooleanSupplier; + +public class CPUSpecificPredicate implements BooleanSupplier { + private final String cpuArchPattern; + private final String supportedCPUFeatures[]; + private final String unsupportedCPUFeatures[]; + + public CPUSpecificPredicate(String cpuArchPattern, + String supportedCPUFeatures[], + String unsupportedCPUFeatures[]) { + this.cpuArchPattern = cpuArchPattern; + this.supportedCPUFeatures = supportedCPUFeatures; + this.unsupportedCPUFeatures = unsupportedCPUFeatures; + } + + @Override + public boolean getAsBoolean() { + if (!Platform.getOsArch().matches(cpuArchPattern)) { + System.out.println("CPU arch " + Platform.getOsArch() + " does not match " + cpuArchPattern); + return false; + } + + if (supportedCPUFeatures != null) { + for (String feature : supportedCPUFeatures) { + if (!CPUInfo.hasFeature(feature)) { + System.out.println("CPU does not support " + feature + + " feature"); + return false; + } + } + } + + if (unsupportedCPUFeatures != null) { + for (String feature : unsupportedCPUFeatures) { + if (CPUInfo.hasFeature(feature)) { + System.out.println("CPU support " + feature + " feature"); + return false; + } + } + } + return true; + } +}