Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleOptions.java @ 21648:610d76a131cd
Merge with 4c146c9367b639ca173f0b0381804b4f50aca822
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Sun, 31 May 2015 17:23:14 -0700 |
parents | 5ea169a3bf81 |
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1 /* |
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2 * Copyright (c) 2012, 2012, 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. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 package com.oracle.truffle.api; |
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26 |
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27 import java.security.*; |
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28 |
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29 import com.oracle.truffle.api.nodes.*; |
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30 |
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31 /** |
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32 * Class containing general Truffle options. |
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33 */ |
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34 public class TruffleOptions { |
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35 |
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36 /** |
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37 * Force truffle to run in interpreter mode. |
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38 * <p> |
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39 * Can be set with {@code -Dtruffle.ForceInterpreter=true}. |
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40 */ |
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41 public static final boolean ForceInterpreter = Boolean.getBoolean("truffle.ForceInterpreter"); |
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42 |
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43 /** |
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44 * Enables/disables the rewriting of traces in the Truffle runtime to stdout. |
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45 * <p> |
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46 * Can be set with {@code -Dtruffle.TraceRewrites=true}. |
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47 */ |
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48 public static final boolean TraceRewrites; |
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49 |
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50 /** |
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51 * Enables the generation of detailed rewrite reasons. Enabling this may introduce some overhead |
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52 * for rewriting nodes. |
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53 * <p> |
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54 * Can be set with {@code -Dtruffle.DetailedRewriteReasons=true}. |
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55 */ |
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56 public static final boolean DetailedRewriteReasons; |
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57 |
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58 /** |
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59 * Filters rewrites that do not contain the given string in the qualified name of the source or |
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60 * target class hierarchy. |
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61 * <p> |
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62 * Can be set with {@code -Dtruffle.TraceRewritesFilterClass=name}. |
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63 */ |
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64 public static String TraceRewritesFilterClass; |
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65 |
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66 /** |
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67 * Filters rewrites which does not contain the {@link NodeCost} in its source {@link NodeInfo}. |
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68 * If no {@link NodeInfo} is defined the element is filtered if the filter value is set. |
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69 * <p> |
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70 * Can be set with |
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71 * {@code -Dtruffle.TraceRewritesFilterFromCost=NONE|MONOMORPHIC|POLYMORPHIC|MEGAMORPHIC}. |
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72 */ |
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73 public static NodeCost TraceRewritesFilterFromCost; |
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74 |
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75 /** |
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76 * Filters rewrites which does not contain the {@link NodeCost} in its target {@link NodeInfo}. |
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77 * If no {@link NodeInfo} is defined the element is filtered if the filter value is set. |
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78 * <p> |
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79 * Can be set with |
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80 * {@code -Dtruffle.TraceRewritesFilterToKind=UNINITIALIZED|SPECIALIZED|POLYMORPHIC|GENERIC}. |
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81 */ |
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82 public static NodeCost TraceRewritesFilterToCost; |
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83 |
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84 /** |
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85 * Enables the dumping of Node creations and AST rewrites in JSON format. |
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86 * <p> |
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87 * Can be set with {@code -Dtruffle.TraceASTJSON=true}. |
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88 */ |
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89 public static final boolean TraceASTJSON; |
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90 |
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91 private static NodeCost parseNodeInfoKind(String kind) { |
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92 if (kind == null) { |
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93 return null; |
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94 } |
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95 |
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96 return NodeCost.valueOf(kind); |
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97 } |
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98 |
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99 static { |
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100 final boolean[] values = new boolean[3]; |
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101 AccessController.doPrivileged(new PrivilegedAction<Void>() { |
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102 public Void run() { |
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103 values[0] = Boolean.getBoolean("truffle.TraceRewrites"); |
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104 TraceRewritesFilterClass = System.getProperty("truffle.TraceRewritesFilterClass"); |
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105 TraceRewritesFilterFromCost = parseNodeInfoKind(System.getProperty("truffle.TraceRewritesFilterFromCost")); |
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106 TraceRewritesFilterToCost = parseNodeInfoKind(System.getProperty("truffle.TraceRewritesFilterToCost")); |
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107 values[1] = Boolean.getBoolean("truffle.DetailedRewriteReasons"); |
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108 values[2] = Boolean.getBoolean("truffle.TraceASTJSON"); |
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109 return null; |
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110 } |
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111 }); |
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Lukas Stadler <lukas.stadler@oracle.com>
parents:
18961
diff
changeset
|
112 TraceRewrites = values[0]; |
5ea169a3bf81
make various fields final
Lukas Stadler <lukas.stadler@oracle.com>
parents:
18961
diff
changeset
|
113 DetailedRewriteReasons = values[1]; |
5ea169a3bf81
make various fields final
Lukas Stadler <lukas.stadler@oracle.com>
parents:
18961
diff
changeset
|
114 TraceASTJSON = values[2]; |
16779
e52ad0d3b7d6
put some security sensitive actions into a privileged action
Doug Simon <doug.simon@oracle.com>
parents:
16151
diff
changeset
|
115 } |
10590
6eb8d63cea34
Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
116 } |