120 lines
4.8 KiB
Java
120 lines
4.8 KiB
Java
/*
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* Copyright (c) 2015, 2022, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8136421
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* @requires vm.jvmci & (vm.opt.TieredStopAtLevel == null | vm.opt.TieredStopAtLevel == 4)
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* @library /test/lib /
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* @library ../common/patches
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* @modules java.base/jdk.internal.misc
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* @modules java.base/jdk.internal.org.objectweb.asm
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* java.base/jdk.internal.org.objectweb.asm.tree
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* jdk.internal.vm.ci/jdk.vm.ci.hotspot
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* jdk.internal.vm.ci/jdk.vm.ci.code
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* jdk.internal.vm.ci/jdk.vm.ci.meta
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*
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* @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run main/othervm -Xbootclasspath/a:.
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* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
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* -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* -Xmixed -Xbatch
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* -XX:TypeProfileLevel=0
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* compiler.jvmci.compilerToVM.ReprofileTest
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*/
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package compiler.jvmci.compilerToVM;
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import compiler.jvmci.common.CTVMUtilities;
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import compiler.whitebox.CompilerWhiteBoxTest;
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import jdk.test.lib.Asserts;
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import jdk.vm.ci.hotspot.CompilerToVMHelper;
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import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
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import jdk.vm.ci.meta.ProfilingInfo;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.List;
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public class ReprofileTest {
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public static void main(String[] args) {
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List<Method> testCases = createTestCases();
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testCases.forEach(ReprofileTest::runSanityTest);
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}
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private static List<Method> createTestCases() {
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List<Method> testCases = new ArrayList<>();
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try {
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Class<?> aClass = DummyClass.class;
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testCases.add(aClass.getMethod("dummyInstanceFunction"));
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aClass = DummyClass.class;
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testCases.add(aClass.getMethod("dummyFunction"));
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} catch (NoSuchMethodException e) {
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throw new Error("TEST BUG " + e.getMessage(), e);
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}
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return testCases;
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}
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private static void runSanityTest(Method aMethod) {
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System.out.println(aMethod);
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HotSpotResolvedJavaMethod method = CTVMUtilities
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.getResolvedMethod(aMethod);
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ProfilingInfo startProfile = method.getProfilingInfo();
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Asserts.assertFalse(startProfile.isMature(), aMethod
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+ " : profiling info is mature in the beginning");
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// make interpreter to profile this method
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try {
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Object obj = aMethod.getDeclaringClass().newInstance();
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for (long i = 0; i < CompilerWhiteBoxTest.THRESHOLD; i++) {
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aMethod.invoke(obj);
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}
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} catch (ReflectiveOperationException e) {
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throw new Error("TEST BUG : " + e.getMessage(), e);
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}
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ProfilingInfo compProfile = method.getProfilingInfo();
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Asserts.assertNE(startProfile.toString(), compProfile.toString(),
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String.format("%s : profiling info wasn't changed after "
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+ "%d invocations",
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aMethod, CompilerWhiteBoxTest.THRESHOLD));
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Asserts.assertTrue(compProfile.isMature(),
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String.format("%s is not mature after %d invocations",
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aMethod, CompilerWhiteBoxTest.THRESHOLD));
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CompilerToVMHelper.reprofile(method);
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ProfilingInfo reprofiledProfile = method.getProfilingInfo();
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Asserts.assertNE(startProfile.toString(), reprofiledProfile.toString(),
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aMethod + " : profiling info wasn't changed after reprofiling");
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Asserts.assertNE(compProfile.toString(), reprofiledProfile.toString(),
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aMethod + " : profiling info didn't change after reprofile");
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Asserts.assertFalse(reprofiledProfile.isMature(), aMethod
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+ " : profiling info is mature after reprofiling");
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}
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}
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