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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/jvmci/HotSpotOptions.java @ 21527:07b088d61d5d

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added HotSpotJVMCIRuntime* classes, replaced references to HotSpotGraalRuntime in VM with HotSpotJVMCIRuntime (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Fri, 22 May 2015 23:26:20 +0200
parents 1da7aef31a08
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.jvmci;
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24
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25 import static com.oracle.graal.compiler.GraalDebugConfig.*;
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26 import static com.oracle.graal.hotspot.jvmci.HotSpotOptionsLoader.*;
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27 import static java.lang.Double.*;
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28
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29 import com.oracle.graal.api.runtime.*;
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30 import com.oracle.graal.debug.*;
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31 import com.oracle.graal.hotspot.*;
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32 import com.oracle.graal.options.*;
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33 import com.oracle.graal.options.OptionUtils.OptionConsumer;
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34
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35 //JaCoCo Exclude
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36
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37 /**
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38 * Sets Graal options from the HotSpot command line. Such options are distinguished by the
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39 * {@link #GRAAL_OPTION_PREFIX} prefix.
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40 */
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41 public class HotSpotOptions {
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42
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43 private static final String GRAAL_OPTION_PREFIX = "-G:";
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44
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45 /**
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46 * Parses the Graal specific options specified to HotSpot (e.g., on the command line).
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47 */
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48 private static native void parseVMOptions();
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49
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50 static {
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51 parseVMOptions();
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52
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53 assert !Debug.Initialization.isDebugInitialized() : "The class " + Debug.class.getName() + " must not be initialized before the Graal runtime has been initialized. " +
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54 "This can be fixed by placing a call to " + Graal.class.getName() + ".runtime() on the path that triggers initialization of " + Debug.class.getName();
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55 if (areDebugScopePatternsEnabled()) {
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56 System.setProperty(Debug.Initialization.INITIALIZER_PROPERTY_NAME, "true");
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57 }
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58 if ("".equals(Meter.getValue())) {
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59 System.setProperty(Debug.ENABLE_UNSCOPED_METRICS_PROPERTY_NAME, "true");
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60 }
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61 if ("".equals(Time.getValue())) {
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62 System.setProperty(Debug.ENABLE_UNSCOPED_TIMERS_PROPERTY_NAME, "true");
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63 }
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64 if ("".equals(TrackMemUse.getValue())) {
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65 System.setProperty(Debug.ENABLE_UNSCOPED_MEM_USE_TRACKERS_PROPERTY_NAME, "true");
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66 }
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67 }
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68
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69 /**
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70 * Ensures {@link HotSpotOptions} is initialized.
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71 */
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72 public static void initialize() {
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73 }
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74
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75 /**
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76 * Helper for the VM code called by {@link #parseVMOptions()}.
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77 *
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78 * @param name the name of a parsed option
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79 * @param option the object encapsulating the option
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80 * @param spec specification of boolean option value, type of option value or action to take
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81 */
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82 static void setOption(String name, OptionValue<?> option, char spec, String stringValue, long primitiveValue) {
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83 switch (spec) {
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84 case '+':
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85 option.setValue(Boolean.TRUE);
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86 break;
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87 case '-':
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88 option.setValue(Boolean.FALSE);
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89 break;
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90 case '?':
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91 OptionUtils.printFlags(options, GRAAL_OPTION_PREFIX);
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93 case ' ':
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94 OptionUtils.printNoMatchMessage(options, name, GRAAL_OPTION_PREFIX);
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95 break;
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96 case 'i':
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97 option.setValue((int) primitiveValue);
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98 break;
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99 case 'f':
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100 option.setValue((float) longBitsToDouble(primitiveValue));
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101 break;
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102 case 'd':
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103 option.setValue(longBitsToDouble(primitiveValue));
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104 break;
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105 case 's':
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106 option.setValue(stringValue);
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107 break;
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108 }
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109 }
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110
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111 /**
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112 * Parses a given option value specification.
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113 *
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114 * @param option the specification of an option and its value
0e5c4f9fa9a5 enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
Doug Simon <doug.simon@oracle.com>
parents: 13106
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115 * @param setter the object to notify of the parsed option and value. If null, the
0e5c4f9fa9a5 enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
Doug Simon <doug.simon@oracle.com>
parents: 13106
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116 * {@link OptionValue#setValue(Object)} method of the specified option is called
0e5c4f9fa9a5 enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
Doug Simon <doug.simon@oracle.com>
parents: 13106
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117 * instead.
0e5c4f9fa9a5 enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
Doug Simon <doug.simon@oracle.com>
parents: 13106
diff changeset
118 */
0e5c4f9fa9a5 enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
Doug Simon <doug.simon@oracle.com>
parents: 13106
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119 public static boolean parseOption(String option, OptionConsumer setter) {
18684
137773e5250c Factor out VM-independent parts of option parsing
Christian Wimmer <christian.wimmer@oracle.com>
parents: 16399
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120 return OptionUtils.parseOption(options, option, GRAAL_OPTION_PREFIX, setter);
15870
fe608a56e3f7 made HotSpotOptions processing faster by removing use of service loader in VM startup and only doing work for options specified on the command line
Doug Simon <doug.simon@oracle.com>
parents: 15603
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121 }
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e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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122 }