77 lines
3.1 KiB
Java
77 lines
3.1 KiB
Java
/*
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* Copyright (c) 2015, 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 (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
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* @library / /testlibrary /../../test/lib
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* @compile ../common/CompilerToVMHelper.java
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* @build sun.hotspot.WhiteBox IsMatureTest
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* @run main ClassFileInstaller sun.hotspot.WhiteBox
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* sun.hotspot.WhiteBox$WhiteBoxPermission
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* jdk.vm.ci.hotspot.CompilerToVMHelper
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* compiler.jvmci.compilerToVM.IsMatureTest
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*/
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package compiler.jvmci.compilerToVM;
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import compiler.jvmci.common.testcases.SimpleClass;
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import jdk.vm.ci.hotspot.CompilerToVMHelper;
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import jdk.test.lib.Asserts;
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import sun.hotspot.WhiteBox;
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import java.lang.reflect.Executable;
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public class IsMatureTest {
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private static final WhiteBox WB = WhiteBox.getWhiteBox();
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public static void main(String[] args) throws Exception {
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new IsMatureTest().test();
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}
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public void test() throws Exception {
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SimpleClass sclass = new SimpleClass();
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Executable method = SimpleClass.class.getDeclaredMethod("testMethod");
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long metaspaceMethodData = WB.getMethodData(method);
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Asserts.assertEQ(metaspaceMethodData, 0L, "MDO should be null for "
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+ "never invoked method");
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boolean isMature = CompilerToVMHelper.isMature(metaspaceMethodData);
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Asserts.assertFalse(isMature, "null MDO can't be mature");
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for (int i = 0; i < 1000; i++) {
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sclass.testMethod();
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}
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// warmed up, mdo should be ready for now
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metaspaceMethodData = WB.getMethodData(method);
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Asserts.assertNE(metaspaceMethodData, 0L,
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"MDO should be available after 1000 calls");
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for (int i = 0; i < 100_000; i++) {
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sclass.testMethod();
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}
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isMature = CompilerToVMHelper.isMature(metaspaceMethodData);
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Asserts.assertTrue(isMature,
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"a 100_000 times invoked method should be mature");
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}
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}
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