64 lines
2.5 KiB
Java
64 lines
2.5 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
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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 jdk.internal.vm.ci/jdk.vm.ci.hotspot
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* @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper jdk.test.whitebox.WhiteBox
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* @run main/othervm -XX:+UnlockExperimentalVMOptions
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* -XX:+EnableJVMCI
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* -XX:JVMCICounterSize=0
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* -Dcompiler.jvmci.compilerToVM.CollectCountersTest.expected=0
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* compiler.jvmci.compilerToVM.CollectCountersTest
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* @run main/othervm -XX:+UnlockExperimentalVMOptions
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* -XX:+EnableJVMCI
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* -XX:JVMCICounterSize=11
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* -Dcompiler.jvmci.compilerToVM.CollectCountersTest.expected=11
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* compiler.jvmci.compilerToVM.CollectCountersTest
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*/
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package compiler.jvmci.compilerToVM;
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import jdk.test.lib.Asserts;
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import jdk.vm.ci.hotspot.CompilerToVMHelper;
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public class CollectCountersTest {
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private static final int EXPECTED = Integer.getInteger(
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"compiler.jvmci.compilerToVM.CollectCountersTest.expected");
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public static void main(String args[]) {
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new CollectCountersTest().runTest();
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}
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private void runTest() {
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long[] counters = CompilerToVMHelper.collectCounters();
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Asserts.assertNotNull(counters, "Expected not-null counters array");
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int ctvmData = counters.length;
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Asserts.assertEQ(EXPECTED, ctvmData, "Unexpected counters amount");
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}
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}
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