Mercurial > hg > graal-compiler
annotate graal/com.oracle.jvmci.hotspotvmconfig/src/com/oracle/jvmci/hotspotvmconfig/HotSpotVMField.java @ 21591:6c5327245831
LinearScan: fix intervals context.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Fri, 29 May 2015 10:59:03 +0200 |
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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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1 /* |
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2 * Copyright (c) 2013, 2014, 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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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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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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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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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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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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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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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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13 * accompanied this code). |
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14 * |
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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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15 * You should have received a copy of the GNU General Public License version |
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read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
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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.jvmci.hotspotvmconfig; |
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24 |
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25 import java.lang.annotation.*; |
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26 |
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27 /** |
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28 * Refers to a C++ field in the VM. |
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29 */ |
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30 @Target(ElementType.FIELD) |
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31 @Retention(RetentionPolicy.RUNTIME) |
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32 public @interface HotSpotVMField { |
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33 |
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34 /** |
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35 * Types of information this annotation can return. |
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36 */ |
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37 enum Type { |
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38 /** |
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39 * Returns the offset of this field within the type. Only valid for instance fields. |
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40 */ |
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41 OFFSET, |
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42 |
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43 /** |
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44 * Returns the absolute address of this field. Only valid for static fields. |
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45 */ |
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46 ADDRESS, |
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47 |
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48 /** |
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49 * Returns the value of this field. Only valid for static fields. |
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50 */ |
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51 VALUE; |
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52 } |
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53 |
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54 /** |
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55 * Specifies what type of information to return. |
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56 * |
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57 * @see Type |
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58 */ |
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59 Type get(); |
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60 |
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61 /** |
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62 * Returns the type name containing this field. |
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63 * |
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64 * @return name of containing type |
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65 */ |
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66 String type(); |
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67 |
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68 /** |
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69 * Returns the name of this field. |
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70 * |
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71 * @return name of field |
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72 */ |
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73 String name(); |
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74 |
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75 /** |
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76 * List of architectures where this constant is required. Names are derived from |
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77 * {@link HotSpotVMConfig#getHostArchitectureName()}. An empty list implies that the constant is |
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78 * required on all architectures. |
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79 */ |
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80 @SuppressWarnings("javadoc") |
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81 String[] archs() default {}; |
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82 } |