Mercurial > hg > truffle
annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeFieldAccessor.java @ 20129:5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Thu, 02 Apr 2015 01:22:41 +0200 |
parents | |
children | 8dc73c226c63 |
rev | line source |
---|---|
20129
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
1 /* |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
4 * |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. Oracle designates this |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
8 * particular file as subject to the "Classpath" exception as provided |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
9 * by Oracle in the LICENSE file that accompanied this code. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
10 * |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
11 * This code is distributed in the hope that it will be useful, but WITHOUT |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
14 * version 2 for more details (a copy is included in the LICENSE file that |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
15 * accompanied this code). |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
16 * |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
17 * You should have received a copy of the GNU General Public License version |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
18 * 2 along with this work; if not, write to the Free Software Foundation, |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
20 * |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
22 * or visit www.oracle.com if you need additional information or have any |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
23 * questions. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
24 */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
25 package com.oracle.truffle.api.nodes; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
26 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
27 import java.lang.reflect.*; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
28 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
29 import sun.misc.*; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
30 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
31 import com.oracle.truffle.api.nodes.Node.Child; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
32 import com.oracle.truffle.api.nodes.Node.Children; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
33 import com.oracle.truffle.api.nodes.NodeUtil.FieldOffsetProvider; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
34 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
35 /** |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
36 * Information about a field in a {@link Node} class. |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
37 */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
38 public abstract class NodeFieldAccessor { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
39 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
40 public static enum NodeFieldKind { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
41 /** The single {@link Node#getParent() parent} field. */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
42 PARENT, |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
43 /** A field annotated with {@link Child}. */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
44 CHILD, |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
45 /** A field annotated with {@link Children}. */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
46 CHILDREN, |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
47 /** A normal non-child data field of the node. */ |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
48 DATA |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
49 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
50 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
51 private static final boolean USE_UNSAFE = Boolean.getBoolean("truffle.unsafe"); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
52 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
53 private final NodeFieldKind kind; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
54 private final String name; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
55 protected final Class<?> type; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
56 protected final long offset; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
57 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
58 protected NodeFieldAccessor(NodeFieldKind kind, Field field) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
59 this.kind = kind; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
60 this.type = field.getType(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
61 this.name = field.getName(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
62 this.offset = unsafeFieldOffsetProvider.objectFieldOffset(field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
63 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
64 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
65 protected static NodeFieldAccessor create(NodeFieldKind kind, Field field) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
66 if (USE_UNSAFE) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
67 return new UnsafeNodeField(kind, field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
68 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
69 return new ReflectionNodeField(kind, field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
70 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
71 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
72 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
73 public NodeFieldKind getKind() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
74 return kind; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
75 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
76 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
77 public Class<?> getType() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
78 return type; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
79 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
80 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
81 public String getName() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
82 return name; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
83 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
84 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
85 public long getOffset() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
86 return offset; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
87 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
88 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
89 public abstract void putObject(Node receiver, Object value); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
90 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
91 public abstract Object getObject(Node receiver); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
92 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
93 public abstract Object loadValue(Node node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
94 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
95 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
96 public int hashCode() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
97 return kind.hashCode() | type.hashCode() | name.hashCode() | ((Long) offset).hashCode(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
98 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
99 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
100 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
101 public boolean equals(Object obj) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
102 if (obj instanceof NodeFieldAccessor) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
103 NodeFieldAccessor other = (NodeFieldAccessor) obj; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
104 return offset == other.offset && name.equals(other.name) && type.equals(other.type) && kind.equals(other.kind); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
105 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
106 return false; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
107 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
108 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
109 private static final Unsafe unsafe = getUnsafe(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
110 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
111 private static Unsafe getUnsafe() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
112 try { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
113 return Unsafe.getUnsafe(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
114 } catch (SecurityException e) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
115 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
116 try { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
117 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe"); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
118 theUnsafeInstance.setAccessible(true); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
119 return (Unsafe) theUnsafeInstance.get(Unsafe.class); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
120 } catch (Exception e) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
121 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
122 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
123 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
124 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
125 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
126 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
127 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
128 public long objectFieldOffset(Field field) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
129 return unsafe.objectFieldOffset(field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
130 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
131 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
132 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
133 public int getTypeSize(Class<?> clazz) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
134 if (!clazz.isPrimitive()) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
135 return Unsafe.ARRAY_OBJECT_INDEX_SCALE; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
136 } else if (clazz == int.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
137 return Unsafe.ARRAY_INT_INDEX_SCALE; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
138 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
139 throw new UnsupportedOperationException("unsupported field type: " + clazz); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
140 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
141 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
142 }; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
143 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
144 private static final class UnsafeNodeField extends NodeFieldAccessor { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
145 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
146 protected UnsafeNodeField(NodeFieldKind kind, Field field) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
147 super(kind, field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
148 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
149 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
150 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
151 public void putObject(Node receiver, Object value) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
152 if (!type.isPrimitive() && value == null || type.isInstance(value)) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
153 unsafe.putObject(receiver, offset, value); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
154 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
155 throw new IllegalArgumentException(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
156 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
157 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
158 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
159 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
160 public Object getObject(Node receiver) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
161 if (!type.isPrimitive()) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
162 return unsafe.getObject(receiver, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
163 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
164 throw new IllegalArgumentException(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
165 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
166 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
167 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
168 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
169 public Object loadValue(Node node) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
170 if (type == boolean.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
171 return unsafe.getBoolean(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
172 } else if (type == byte.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
173 return unsafe.getByte(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
174 } else if (type == short.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
175 return unsafe.getShort(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
176 } else if (type == char.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
177 return unsafe.getChar(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
178 } else if (type == int.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
179 return unsafe.getInt(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
180 } else if (type == long.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
181 return unsafe.getLong(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
182 } else if (type == float.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
183 return unsafe.getFloat(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
184 } else if (type == double.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
185 return unsafe.getDouble(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
186 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
187 return unsafe.getObject(node, offset); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
188 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
189 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
190 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
191 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
192 private static final class ReflectionNodeField extends NodeFieldAccessor { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
193 private final Field field; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
194 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
195 protected ReflectionNodeField(NodeFieldKind kind, Field field) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
196 super(kind, field); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
197 this.field = field; |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
198 field.setAccessible(true); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
199 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
200 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
201 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
202 public void putObject(Node receiver, Object value) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
203 assert !type.isPrimitive() && value == null || type.isInstance(value); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
204 try { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
205 field.set(receiver, value); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
206 } catch (IllegalAccessException e) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
207 throw new AssertionError(e); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
208 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
209 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
210 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
211 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
212 public Object getObject(Node receiver) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
213 assert !type.isPrimitive(); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
214 try { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
215 return field.get(receiver); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
216 } catch (IllegalAccessException e) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
217 throw new AssertionError(e); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
218 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
219 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
220 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
221 @Override |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
222 public Object loadValue(Node node) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
223 try { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
224 if (type == boolean.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
225 return field.getBoolean(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
226 } else if (type == byte.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
227 return field.getByte(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
228 } else if (type == short.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
229 return field.getShort(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
230 } else if (type == char.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
231 return field.getChar(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
232 } else if (type == int.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
233 return field.getInt(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
234 } else if (type == long.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
235 return field.getLong(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
236 } else if (type == float.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
237 return field.getFloat(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
238 } else if (type == double.class) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
239 return field.getDouble(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
240 } else { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
241 return field.get(node); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
242 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
243 } catch (IllegalAccessException e) { |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
244 throw new AssertionError(e); |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
245 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
246 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
247 } |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
248 |
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
249 } |