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

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fix HotSpotVMConfig startup performance (JDK-8159167)
author Doug Simon <doug.simon@oracle.com>
date Wed, 15 Jun 2016 00:00:41 +0200
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children 50465926fbeb
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b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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1 /*
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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4 *
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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5 * This code is free software; you can redistribute it and/or modify it
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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6 * under the terms of the GNU General Public License version 2 only, as
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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7 * published by the Free Software Foundation.
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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8 *
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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12 * version 2 for more details (a copy is included in the LICENSE file that
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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13 * accompanied this code).
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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14 *
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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15 * You should have received a copy of the GNU General Public License version
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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16 * 2 along with this work; if not, write to the Free Software Foundation,
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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20 * or visit www.oracle.com if you need additional information or have any
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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21 * questions.
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
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22 */
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23 package jdk.vm.ci.hotspot.aarch64;
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24
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25 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
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26 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
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27
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28 /**
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29 * Used to access native configuration details.
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30 *
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31 * All non-static, public fields in this class are so that they can be compiled as constants.
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32 */
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33 public class AArch64HotSpotVMConfig extends HotSpotVMConfigAccess {
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34
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35 public AArch64HotSpotVMConfig(HotSpotVMConfigStore config) {
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36 super(config);
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37 }
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38
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39 /**
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40 * Maximum allowed size of allocated area for a frame.
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41 */
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42 public final int maxFrameSize = 16 * 1024;
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43
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44 public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux");
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45
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46 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
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47 }