view jvmci/jdk.vm.ci.hotspot.aarch64/src/jdk/vm/ci/hotspot/aarch64/AArch64HotSpotVMConfig.java @ 23679:b5557b757040

fix HotSpotVMConfig startup performance (JDK-8159167)
author Doug Simon <doug.simon@oracle.com>
date Wed, 15 Jun 2016 00:00:41 +0200
parents
children 50465926fbeb
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/*
 * Copyright (c) 2011, 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.vm.ci.hotspot.aarch64;

import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
import jdk.vm.ci.hotspot.HotSpotVMConfigStore;

/**
 * Used to access native configuration details.
 *
 * All non-static, public fields in this class are so that they can be compiled as constants.
 */
public class AArch64HotSpotVMConfig extends HotSpotVMConfigAccess {

    public AArch64HotSpotVMConfig(HotSpotVMConfigStore config) {
        super(config);
    }

    /**
     * Maximum allowed size of allocated area for a frame.
     */
    public final int maxFrameSize = 16 * 1024;

    public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux");

    public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
}