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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotOptions.java @ 13353:0e5c4f9fa9a5

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enabled non-hosted CompileTheWorld execution with complete bootstrapping and the ability to override compilation options separately for CTW compilations
author Doug Simon <doug.simon@oracle.com>
date Mon, 16 Dec 2013 23:33:40 +0100
parents bdc836ef885e
children 2236d18302e0
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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
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24 package com.oracle.graal.hotspot;
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25
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26 import static com.oracle.graal.compiler.GraalDebugConfig.*;
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27 import static java.nio.file.Files.*;
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28
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29 import java.io.*;
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30 import java.lang.reflect.*;
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31 import java.nio.charset.*;
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32 import java.nio.file.*;
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33 import java.util.*;
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34
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35 import com.oracle.graal.debug.*;
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36 import com.oracle.graal.graph.*;
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37 import com.oracle.graal.hotspot.logging.*;
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38 import com.oracle.graal.options.*;
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39 import com.oracle.graal.phases.common.*;
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40
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41 /**
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42 * Called from {@code graalCompiler.cpp} to parse any Graal specific options. Such options are
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43 * (currently) distinguished by a {@code "-G:"} prefix.
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44 */
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45 public class HotSpotOptions {
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46
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47 private static final Map<String, OptionDescriptor> options = new HashMap<>();
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48
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49 /**
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50 * Initializes {@link #options} from {@link Options} services.
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51 */
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52 private static void initializeOptions() {
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53 ServiceLoader<Options> sl = ServiceLoader.loadInstalled(Options.class);
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54 for (Options opts : sl) {
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55 for (OptionDescriptor desc : opts) {
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56 if (isHotSpotOption(desc)) {
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57 String name = desc.getName();
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58 OptionDescriptor existing = options.put(name, desc);
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59 assert existing == null : "Option named \"" + name + "\" has multiple definitions: " + existing.getLocation() + " and " + desc.getLocation();
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60 }
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61 }
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62 }
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63 }
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64
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65 /**
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66 * Determines if a given option is a HotSpot command line option.
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67 */
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68 public static boolean isHotSpotOption(OptionDescriptor desc) {
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69 return desc.getClass().getName().startsWith("com.oracle.graal");
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70 }
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71
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72 /**
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73 * Loads default option value overrides from a {@code graal.options} file if it exists. Each
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74 * line in this file starts with {@code "#"} and is ignored or must have the format of a Graal
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75 * command line option without the leading {@code "-G:"} prefix. These option value are set
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76 * prior to processing of any Graal options present on the command line.
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77 */
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78 private static void loadOptionOverrides() throws InternalError {
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79 String javaHome = System.getProperty("java.home");
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80 Path graalDotOptions = Paths.get(javaHome, "lib", "graal.options");
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81 if (!exists(graalDotOptions)) {
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82 graalDotOptions = Paths.get(javaHome, "jre", "lib", "graal.options");
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83 }
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84 if (exists(graalDotOptions)) {
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85 try {
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86 for (String line : Files.readAllLines(graalDotOptions, Charset.defaultCharset())) {
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87 if (!line.startsWith("#")) {
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88 if (!setOption(line)) {
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89 throw new InternalError("Invalid option \"" + line + "\" specified in " + graalDotOptions);
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90 }
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91 }
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92 }
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93 } catch (IOException e) {
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94 throw (InternalError) new InternalError().initCause(e);
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95 }
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96 }
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97 }
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98
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99 static {
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100 initializeOptions();
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101 loadOptionOverrides();
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102 }
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103
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104 // Called from VM code
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105 public static boolean setOption(String option) {
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106 return parseOption(option, null);
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107 }
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108
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109 interface OptionConsumer {
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110 void set(OptionDescriptor desc, Object value);
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111 }
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112
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113 /**
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114 * Parses a given option value specification.
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115 *
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116 * @param option the specification of an option and its value
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117 * @param setter the object to notify of the parsed option and value. If null, the
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118 * {@link OptionValue#setValue(Object)} method of the specified option is called
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119 * instead.
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120 */
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121 public static boolean parseOption(String option, OptionConsumer setter) {
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122 if (option.length() == 0) {
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123 return false;
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124 }
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diff changeset
125
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
126 Object value = null;
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
127 String optionName = null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
128 String valueString = null;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
129
7294
49bbf004fbb8 restored support for -G:+PrintFlags option
Doug Simon <doug.simon@oracle.com>
parents: 6525
diff changeset
130 if (option.equals("+PrintFlags")) {
49bbf004fbb8 restored support for -G:+PrintFlags option
Doug Simon <doug.simon@oracle.com>
parents: 6525
diff changeset
131 printFlags();
49bbf004fbb8 restored support for -G:+PrintFlags option
Doug Simon <doug.simon@oracle.com>
parents: 6525
diff changeset
132 return true;
49bbf004fbb8 restored support for -G:+PrintFlags option
Doug Simon <doug.simon@oracle.com>
parents: 6525
diff changeset
133 }
49bbf004fbb8 restored support for -G:+PrintFlags option
Doug Simon <doug.simon@oracle.com>
parents: 6525
diff changeset
134
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
135 char first = option.charAt(0);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
136 if (first == '+' || first == '-') {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
137 optionName = option.substring(1);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
138 value = (first == '+');
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
139 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
140 int index = option.indexOf('=');
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
141 if (index == -1) {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
142 optionName = option;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
143 valueString = null;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
144 } else {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
145 optionName = option.substring(0, index);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
146 valueString = option.substring(index + 1);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
147 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
148 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
149
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9912
diff changeset
150 OptionDescriptor desc = options.get(optionName);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9912
diff changeset
151 if (desc == null) {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
152 Logger.info("Could not find option " + optionName + " (use -G:+PrintFlags to see Graal options)");
11935
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
153 List<OptionDescriptor> matches = fuzzyMatch(optionName);
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
154 if (!matches.isEmpty()) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
155 Logger.info("Did you mean one of the following?");
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
156 for (OptionDescriptor match : matches) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
157 boolean isBoolean = match.getType() == boolean.class;
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
158 Logger.info(String.format(" %s%s%s", isBoolean ? "(+/-)" : "", match.getName(), isBoolean ? "" : "=<value>"));
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
159 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
160 }
9864
063a712fe8d8 converted remaining options in GraalOptions to new system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 9853
diff changeset
161 return false;
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
162 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
163
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9912
diff changeset
164 Class<?> optionType = desc.getType();
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
165
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
166 if (value == null) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
167 if (optionType == Boolean.TYPE || optionType == Boolean.class) {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
168 Logger.info("Value for boolean option '" + optionName + "' must use '-G:+" + optionName + "' or '-G:-" + optionName + "' format");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
169 return false;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
170 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
171
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
172 if (valueString == null) {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
173 Logger.info("Value for option '" + optionName + "' must use '-G:" + optionName + "=<value>' format");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
174 return false;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
175 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
176
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
177 if (optionType == Float.class) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
178 value = Float.parseFloat(valueString);
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
179 } else if (optionType == Double.class) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
180 value = Double.parseDouble(valueString);
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
181 } else if (optionType == Integer.class) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
182 value = Integer.parseInt(valueString);
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
183 } else if (optionType == String.class) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
184 value = valueString;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
185 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
186 } else {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
187 if (optionType != Boolean.class) {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
188 Logger.info("Value for option '" + optionName + "' must use '-G:" + optionName + "=<value>' format");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
189 return false;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
190 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
191 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
192
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
193 if (value != null) {
13353
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
194 if (setter != null) {
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
195 setter.set(desc, 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
diff changeset
196 } else {
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
197 OptionValue<?> optionValue = desc.getOptionValue();
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
198 optionValue.setValue(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
diff changeset
199 // Logger.info("Set option " + desc.getName() + " to " + 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
diff changeset
200 }
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
201 } else {
9912
fbad7372eccd added support for stable options
Doug Simon <doug.simon@oracle.com>
parents: 9903
diff changeset
202 Logger.info("Wrong value \"" + valueString + "\" for option " + optionName);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
203 return false;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
204 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
205
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
206 return true;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
207 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents: 7739
diff changeset
208
11365
5a7644d5fe20 added capability for embedding new lines in lengthy option help messages
Doug Simon <doug.simon@oracle.com>
parents: 9986
diff changeset
209 /**
12777
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
210 * Sets the relevant system property such that a {@link DebugTimer} or {@link DebugMetric}
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
211 * associated with a field in a class will be unconditionally enabled when it is created.
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
212 * <p>
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
213 * This method verifies that the named field exists and is of an expected type. However, it does
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
214 * not verify that the timer or metric created has the same name of the field.
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
215 *
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
216 * @param c the class in which the field is declared
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
217 * @param name the name of the field
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
218 */
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
219 private static void unconditionallyEnableTimerOrMetric(Class c, String name) {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
220 try {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
221 Field field = c.getDeclaredField(name);
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
222 String propertyName;
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
223 if (DebugTimer.class.isAssignableFrom(field.getType())) {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
224 propertyName = Debug.ENABLE_TIMER_PROPERTY_NAME_PREFIX + name;
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
225 } else {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
226 assert DebugMetric.class.isAssignableFrom(field.getType());
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
227 propertyName = Debug.ENABLE_METRIC_PROPERTY_NAME_PREFIX + name;
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
228 }
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
229 String previous = System.setProperty(propertyName, "true");
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
230 if (previous != null) {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
231 Logger.info("Overrode value \"" + previous + "\" of system property \"" + propertyName + "\" with \"true\"");
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
232 }
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
233 } catch (Exception e) {
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
234 throw new GraalInternalError(e);
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
235 }
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
236 }
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
237
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
238 /**
11561
e1309fc4d17f ensure Debug.enable() is called before any DebugTimer or DebugMetric objects are requested
Doug Simon <doug.simon@oracle.com>
parents: 11365
diff changeset
239 * Called from VM code once all Graal command line options have been processed by
e1309fc4d17f ensure Debug.enable() is called before any DebugTimer or DebugMetric objects are requested
Doug Simon <doug.simon@oracle.com>
parents: 11365
diff changeset
240 * {@link #setOption(String)}.
11585
516b93ccf7c9 pass the value of the -XX:+CITime VM option explicitly to HotSpotOptions.finalize()
Doug Simon <doug.simon@oracle.com>
parents: 11563
diff changeset
241 *
13106
bdc836ef885e made CITimeEach work for Graal even if CITime is not enabled
Doug Simon <doug.simon@oracle.com>
parents: 13103
diff changeset
242 * @param timeCompilations true if the CITime or CITimeEach HotSpot VM options are set
11561
e1309fc4d17f ensure Debug.enable() is called before any DebugTimer or DebugMetric objects are requested
Doug Simon <doug.simon@oracle.com>
parents: 11365
diff changeset
243 */
13106
bdc836ef885e made CITimeEach work for Graal even if CITime is not enabled
Doug Simon <doug.simon@oracle.com>
parents: 13103
diff changeset
244 public static void finalizeOptions(boolean timeCompilations) {
bdc836ef885e made CITimeEach work for Graal even if CITime is not enabled
Doug Simon <doug.simon@oracle.com>
parents: 13103
diff changeset
245 if (timeCompilations) {
12777
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
246 unconditionallyEnableTimerOrMetric(InliningUtil.class, "InlinedBytecodes");
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
247 unconditionallyEnableTimerOrMetric(CompilationTask.class, "CompilationTime");
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
248 }
516ad7baa080 made the BytecodesParsed and InlinedBytecodes metrics and CompilationTime timer be unconditionally enabled if -XX:+CITime
Doug Simon <doug.simon@oracle.com>
parents: 12570
diff changeset
249 if (areDebugScopePatternsEnabled()) {
11612
54dff87002e0 check that Debug has not been initialized before HotSpotOptions.finalizeOptions() is called
Doug Simon <doug.simon@oracle.com>
parents: 11611
diff changeset
250 assert !Debug.Initialization.isDebugInitialized();
54dff87002e0 check that Debug has not been initialized before HotSpotOptions.finalizeOptions() is called
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251 System.setProperty(Debug.Initialization.INITIALIZER_PROPERTY_NAME, "true");
11561
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252 }
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253 }
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254
e1309fc4d17f ensure Debug.enable() is called before any DebugTimer or DebugMetric objects are requested
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255 /**
11365
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256 * Wraps some given text to one or more lines of a given maximum width.
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257 *
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258 * @param text text to wrap
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259 * @param width maximum width of an output line, exception for words in {@code text} longer than
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260 * this value
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261 * @return {@code text} broken into lines
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262 */
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263 private static List<String> wrap(String text, int width) {
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264 List<String> lines = Collections.singletonList(text);
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265 if (text.length() > width) {
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266 String[] chunks = text.split("\\s+");
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diff changeset
267 lines = new ArrayList<>();
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268 StringBuilder line = new StringBuilder();
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diff changeset
269 for (String chunk : chunks) {
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270 if (line.length() + chunk.length() > width) {
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diff changeset
271 lines.add(line.toString());
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272 line.setLength(0);
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273 }
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274 if (line.length() != 0) {
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275 line.append(' ');
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276 }
11889
b168635707b5 fix line wrapping issue when printing help for options
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parents: 11612
diff changeset
277 String[] embeddedLines = chunk.split("%n", -2);
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278 if (embeddedLines.length == 1) {
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279 line.append(chunk);
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280 } else {
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281 for (int i = 0; i < embeddedLines.length; i++) {
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282 line.append(embeddedLines[i]);
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283 if (i < embeddedLines.length - 1) {
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284 lines.add(line.toString());
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285 line.setLength(0);
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286 }
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287 }
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288 }
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289 }
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diff changeset
290 if (line.length() != 0) {
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291 lines.add(line.toString());
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292 }
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293 }
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294 return lines;
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295 }
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296
5156
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
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diff changeset
297 private static void printFlags() {
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parents: 5149
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298 Logger.info("[Graal flags]");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
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diff changeset
299 SortedMap<String, OptionDescriptor> sortedOptions = new TreeMap<>(options);
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diff changeset
300 for (Map.Entry<String, OptionDescriptor> e : sortedOptions.entrySet()) {
9849
e876c2a6954f extensible option system (GRAAL-27)
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diff changeset
301 e.getKey();
9919
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302 OptionDescriptor desc = e.getValue();
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diff changeset
303 Object value = desc.getOptionValue().getValue();
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304 List<String> helpLines = wrap(desc.getHelp(), 70);
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305 Logger.info(String.format("%9s %-40s = %-14s %s", desc.getType().getSimpleName(), e.getKey(), value, helpLines.get(0)));
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diff changeset
306 for (int i = 1; i < helpLines.size(); i++) {
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diff changeset
307 Logger.info(String.format("%67s %s", " ", helpLines.get(i)));
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diff changeset
308 }
9849
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diff changeset
309 }
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310
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diff changeset
311 System.exit(0);
e876c2a6954f extensible option system (GRAAL-27)
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312 }
11935
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diff changeset
313
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diff changeset
314 /**
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diff changeset
315 * Compute string similarity based on Dice's coefficient.
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diff changeset
316 *
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diff changeset
317 * Ported from str_similar() in globals.cpp.
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diff changeset
318 */
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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diff changeset
319 static float stringSimiliarity(String str1, String str2) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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diff changeset
320 int hit = 0;
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diff changeset
321 for (int i = 0; i < str1.length() - 1; ++i) {
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diff changeset
322 for (int j = 0; j < str2.length() - 1; ++j) {
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diff changeset
323 if ((str1.charAt(i) == str2.charAt(j)) && (str1.charAt(i + 1) == str2.charAt(j + 1))) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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diff changeset
324 ++hit;
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diff changeset
325 break;
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diff changeset
326 }
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diff changeset
327 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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diff changeset
328 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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diff changeset
329 return 2.0f * hit / (str1.length() + str2.length());
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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parents: 11889
diff changeset
330 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
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diff changeset
331
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
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diff changeset
332 private static final float FUZZY_MATCH_THRESHOLD = 0.7F;
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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parents: 11889
diff changeset
333
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
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diff changeset
334 /**
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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parents: 11889
diff changeset
335 * Returns the set of options that fuzzy match a given option name.
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
336 */
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
337 private static List<OptionDescriptor> fuzzyMatch(String optionName) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
338 List<OptionDescriptor> matches = new ArrayList<>();
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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parents: 11889
diff changeset
339 for (Map.Entry<String, OptionDescriptor> e : options.entrySet()) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
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parents: 11889
diff changeset
340 float score = stringSimiliarity(e.getKey(), optionName);
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
341 if (score >= FUZZY_MATCH_THRESHOLD) {
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
342 matches.add(e.getValue());
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
343 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
344 }
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
345 return matches;
12e9d529fd1d suggest corrections for mistyped Graal options (GRAAL-521)
Doug Simon <doug.simon@oracle.com>
parents: 11889
diff changeset
346 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
347 }