Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotTypeUnresolved.java @ 6325:2691e320d37c
Handle void type when resolving a signature type.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 06 Sep 2012 19:21:37 +0200 |
parents | 2c088af17e59 |
children | 2463eb24b644 |
rev | line source |
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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.meta; |
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24 |
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25 import com.oracle.graal.api.meta.*; |
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26 import com.oracle.graal.graph.*; |
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27 import com.oracle.graal.hotspot.*; |
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28 |
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29 /** |
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30 * Implementation of {@link JavaType} for unresolved HotSpot classes. |
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31 */ |
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32 public class HotSpotTypeUnresolved extends HotSpotJavaType { |
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33 |
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34 private static final long serialVersionUID = -2320936267633521314L; |
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35 public final String simpleName; |
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36 public final int dimensions; |
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37 |
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38 /** |
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39 * Creates a new unresolved type for a specified type descriptor. |
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40 */ |
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41 public HotSpotTypeUnresolved(String name) { |
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42 assert name.length() > 0 : "name cannot be empty"; |
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43 |
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44 int dims = 0; |
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45 int startIndex = 0; |
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46 while (name.charAt(startIndex) == '[') { |
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47 startIndex++; |
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48 dims++; |
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49 } |
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50 |
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51 // Decode name if necessary. |
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52 if (name.charAt(name.length() - 1) == ';') { |
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53 assert name.charAt(startIndex) == 'L'; |
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54 this.simpleName = name.substring(startIndex + 1, name.length() - 1); |
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55 this.name = name; |
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56 } else { |
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57 this.simpleName = name; |
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58 this.name = getFullName(name, dims); |
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59 } |
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60 |
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61 this.dimensions = dims; |
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62 } |
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63 |
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64 public HotSpotTypeUnresolved(String name, int dimensions) { |
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65 assert dimensions >= 0; |
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66 this.simpleName = name; |
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67 this.dimensions = dimensions; |
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68 this.name = getFullName(name, dimensions); |
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69 } |
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70 |
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71 private static String getFullName(String name, int dimensions) { |
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72 StringBuilder str = new StringBuilder(name.length() + dimensions + 2); |
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73 for (int i = 0; i < dimensions; i++) { |
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74 str.append('['); |
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75 } |
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76 str.append('L').append(name).append(';'); |
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77 return str.toString(); |
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78 } |
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79 |
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80 @Override |
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81 public JavaType componentType() { |
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82 assert dimensions > 0 : "no array class" + name(); |
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83 return new HotSpotTypeUnresolved(simpleName, dimensions - 1); |
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84 } |
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85 |
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86 @Override |
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87 public JavaType arrayOf() { |
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88 return new HotSpotTypeUnresolved(simpleName, dimensions + 1); |
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89 } |
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90 |
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91 @Override |
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92 public Kind kind() { |
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93 return Kind.Object; |
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94 } |
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95 |
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96 @Override |
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97 public int hashCode() { |
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98 return simpleName.hashCode(); |
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99 } |
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100 |
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101 @Override |
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102 public boolean equals(Object o) { |
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103 return o == this; |
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104 } |
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105 |
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106 @Override |
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107 public String toString() { |
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108 return "HotSpotType<" + simpleName + ", unresolved>"; |
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109 } |
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110 |
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111 @Override |
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112 public Kind getRepresentationKind(JavaType.Representation r) { |
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113 return Kind.Object; |
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114 } |
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115 |
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116 @Override |
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117 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) { |
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118 JavaType type = HotSpotGraalRuntime.getInstance().lookupType(name, (HotSpotResolvedJavaType) accessingClass, true); |
2691e320d37c
Handle void type when resolving a signature type.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5775
diff
changeset
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119 return (ResolvedJavaType) type; |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4199
diff
changeset
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120 } |
5326
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5061
diff
changeset
|
121 |
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5061
diff
changeset
|
122 @Override |
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5061
diff
changeset
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123 public HotSpotKlassOop klassOop() { |
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5061
diff
changeset
|
124 throw GraalInternalError.shouldNotReachHere("HotSpotTypeUnresolved.klassOop"); |
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5061
diff
changeset
|
125 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
126 } |