hotspot/test/gc/concurrent_phase_control/TestConcurrentPhaseControlG1Basics.java
author kbarrett
Thu, 13 Apr 2017 16:38:39 -0400
changeset 46384 dacebddcdea0
permissions -rw-r--r--
8169517: WhiteBox should provide concurrent GC phase control Summary: Added WhiteBox API and G1 implementation. Reviewed-by: shade, dfazunen
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/*
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 * Copyright (c) 2017, 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 TestConcurrentPhaseControlG1Basics
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 * @bug 8169517
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 * @requires vm.gc.G1
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 * @summary Verify G1 supports concurrent phase control and has the
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 * expected set of phases.
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 * @key gc
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 * @modules java.base
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 * @library /test/lib /
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 * @build sun.hotspot.WhiteBox
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 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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 *    sun.hotspot.WhiteBox$WhiteBoxPermission
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 * @run main/othervm -XX:+UseG1GC
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 *   -Xbootclasspath/a:.
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 *   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
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 *   TestConcurrentPhaseControlG1Basics
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 */
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import gc.concurrent_phase_control.CheckSupported;
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public class TestConcurrentPhaseControlG1Basics {
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    private static final String[] phases = {
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        "ANY",
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        "IDLE",
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        "CONCURRENT_CYCLE",
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        "CLEAR_CLAIMED_MARKS",
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        "SCAN_ROOT_REGIONS",
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        "CONCURRENT_MARK",
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        "MARK_FROM_ROOTS",
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        "BEFORE_REMARK",
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        "REMARK",
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        "CREATE_LIVE_DATA",
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        "COMPLETE_CLEANUP",
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        "CLEANUP_FOR_NEXT_MARK",
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    };
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    public static void main(String[] args) throws Exception {
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        CheckSupported.check("G1", phases);
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    }
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}