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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleOptions.java @ 14564:5d1308c78ddc
Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 17 Mar 2014 14:29:45 +0100 |
parents | c35d86f53ace |
children | 76895499bc88 |
rev | line source |
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Added a feature to trace rewrites of truffle nodes.
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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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Adding "Classpath" exception to the classes in the com.oracle.truffle.api and the com.oracle.truffle.api.dsl package.
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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 com.oracle.truffle.api.nodes.*; |
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28 |
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29 /** |
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30 * Class containing general Truffle options. |
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31 */ |
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32 public class TruffleOptions { |
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33 |
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Allow TruffleOptions to be set using system properties.
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34 /** |
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35 * Enables/disables the rewriting of traces in the Truffle runtime to stdout. |
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36 * <p> |
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37 * Can be set with {@code -Dtruffle.TraceRewrites=true}. |
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38 */ |
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39 public static boolean TraceRewrites = Boolean.getBoolean("truffle.TraceRewrites"); |
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40 |
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41 /** |
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Added truffle option to enable detailed rewrite messages. Disabled by default.
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42 * Enables the generation of detailed rewrite reasons. Enabling this may introduce some overhead |
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43 * for rewriting nodes. |
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44 * <p> |
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45 * Can be set with {@code -Dtruffle.DetailedRewriteReasons=true}. |
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46 */ |
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47 public static final boolean DetailedRewriteReasons = Boolean.getBoolean("truffle.DetailedRewriteReasons"); |
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48 |
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49 /** |
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50 * Filters rewrites that do not contain the given string in the qualified name of the source or |
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51 * target class hierarchy. |
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52 * <p> |
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53 * Can be set with {@code -Dtruffle.TraceRewritesFilterClass=name}. |
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54 */ |
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55 public static String TraceRewritesFilterClass = System.getProperty("truffle.TraceRewritesFilterClass"); |
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56 |
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57 /** |
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58 * Filters rewrites which does not contain the {@link NodeCost} in its source {@link NodeInfo}. |
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59 * If no {@link NodeInfo} is defined the element is filtered if the filter value is set. |
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60 * <p> |
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61 * Can be set with |
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62 * {@code -Dtruffle.TraceRewritesFilterFromCost=NONE|MONOMORPHIC|POLYMORPHIC|MEGAMORPHIC}. |
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63 */ |
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64 public static NodeCost TraceRewritesFilterFromCost = parseNodeInfoKind(System.getProperty("truffle.TraceRewritesFilterFromCost")); |
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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 target {@link NodeInfo}. |
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Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
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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.TraceRewritesFilterToKind=UNINITIALIZED|SPECIALIZED|POLYMORPHIC|GENERIC}. |
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72 */ |
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73 public static NodeCost TraceRewritesFilterToCost = parseNodeInfoKind(System.getProperty("truffle.TraceRewritesFilterToCost")); |
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74 |
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75 private static NodeCost parseNodeInfoKind(String kind) { |
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76 if (kind == null) { |
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77 return null; |
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78 } |
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79 |
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80 return NodeCost.valueOf(kind); |
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81 } |
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82 |
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83 } |