Mercurial > hg > truffle
annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/InstanceOfNode.java @ 10708:41e9c8845826
Improve instanceof canonicalization
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Thu, 11 Jul 2013 14:47:52 +0200 |
parents | f8adf47cc05e |
children | ec4c7c33e8e5 |
rev | line source |
---|---|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1 /* |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
4 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
8 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
13 * accompanied this code). |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
14 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
18 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
21 * questions. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
22 */ |
5060
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
23 package com.oracle.graal.nodes.java; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
24 |
5507
dc71b06d09f8
Moving classes from cri.ri to api.meta.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5504
diff
changeset
|
25 import com.oracle.graal.api.meta.*; |
6548
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
26 import com.oracle.graal.graph.*; |
5060
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
27 import com.oracle.graal.nodes.*; |
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
28 import com.oracle.graal.nodes.calc.*; |
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
29 import com.oracle.graal.nodes.spi.*; |
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
30 import com.oracle.graal.nodes.type.*; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
31 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
32 /** |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
33 * The {@code InstanceOfNode} represents an instanceof test. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
34 */ |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
35 public final class InstanceOfNode extends LogicNode implements Canonicalizable, Lowerable, Virtualizable { |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
36 |
5370 | 37 @Input private ValueNode object; |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
38 private final ResolvedJavaType type; |
9366
f1170c277b7b
Implement instanceof after instanceof swapping.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9360
diff
changeset
|
39 private JavaTypeProfile profile; |
4338 | 40 |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
41 /** |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
42 * Constructs a new InstanceOfNode. |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7394
diff
changeset
|
43 * |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
44 * @param type the target type of the instanceof check |
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
45 * @param object the object being tested by the instanceof |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
46 */ |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
47 public InstanceOfNode(ResolvedJavaType type, ValueNode object, JavaTypeProfile profile) { |
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
48 this.type = type; |
5370 | 49 this.object = object; |
50 this.profile = profile; | |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
51 assert type != null; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
52 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
53 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
54 @Override |
9251
435bb9425124
added enum to Lowerable interface (before/after guard lowering)
Lukas Stadler <lukas.stadler@jku.at>
parents:
9195
diff
changeset
|
55 public void lower(LoweringTool tool, LoweringType loweringType) { |
6302
5d7d9a6953bd
added InstanceOfSnippets which passes InstanceOfTest but is not yet enabled for general lowering
Doug Simon <doug.simon@oracle.com>
parents:
5891
diff
changeset
|
56 tool.getRuntime().lower(this, tool); |
5d7d9a6953bd
added InstanceOfSnippets which passes InstanceOfTest but is not yet enabled for general lowering
Doug Simon <doug.simon@oracle.com>
parents:
5891
diff
changeset
|
57 } |
5d7d9a6953bd
added InstanceOfSnippets which passes InstanceOfTest but is not yet enabled for general lowering
Doug Simon <doug.simon@oracle.com>
parents:
5891
diff
changeset
|
58 |
5d7d9a6953bd
added InstanceOfSnippets which passes InstanceOfTest but is not yet enabled for general lowering
Doug Simon <doug.simon@oracle.com>
parents:
5891
diff
changeset
|
59 @Override |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
60 public LogicNode canonical(CanonicalizerTool tool) { |
4547
a3cdfa2be94e
Allow to intrinsify an invoke with a deoptimize node. Make debug output more relaxed wrt to null in FrameMap.method
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
4435
diff
changeset
|
61 assert object() != null : this; |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
62 |
5443
141817e206d4
changes to the dependencies and stamp system:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5425
diff
changeset
|
63 ObjectStamp stamp = object().objectStamp(); |
10708
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
64 if (object().objectStamp().alwaysNull()) { |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
65 return LogicConstantNode.contradiction(graph()); |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
66 } |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
67 |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
68 ResolvedJavaType stampType = stamp.type(); |
9195
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
69 if (stamp.isExactType() || stampType != null) { |
7097
6644cecbd3a7
Replace ResolvedJavaType.isAssignableTo with isAssignableFrom to be consistent with java.lang.Class
Christian Wimmer <christian.wimmer@oracle.com>
parents:
7037
diff
changeset
|
70 boolean subType = type().isAssignableFrom(stampType); |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
71 |
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
72 if (subType) { |
5443
141817e206d4
changes to the dependencies and stamp system:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5425
diff
changeset
|
73 if (stamp.nonNull()) { |
141817e206d4
changes to the dependencies and stamp system:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5425
diff
changeset
|
74 // the instanceOf matches, so return true |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
75 return LogicConstantNode.tautology(graph()); |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
76 } else { |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7394
diff
changeset
|
77 // the instanceof matches if the object is non-null, so return true depending on |
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7394
diff
changeset
|
78 // the null-ness. |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5370
diff
changeset
|
79 negateUsages(); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5370
diff
changeset
|
80 return graph().unique(new IsNullNode(object())); |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
81 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
82 } else { |
9195
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
83 if (stamp.isExactType()) { |
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
84 // since this type check failed for an exact type we know that it can never |
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
85 // succeed at run time. we also don't care about null values, since they will |
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
86 // also make the check fail. |
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
87 return LogicConstantNode.contradiction(graph()); |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
88 } else { |
10708
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
89 boolean superType = stampType.isAssignableFrom(type()); |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
90 if (!superType && !stampType.isInterface() && !type().isInterface()) { |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
91 return LogicConstantNode.contradiction(graph()); |
41e9c8845826
Improve instanceof canonicalization
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
10693
diff
changeset
|
92 } |
9195
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
93 // since the subtype comparison was only performed on a declared type we don't |
78017d2c8bea
InstanceOfNode: remove duplicated code
Bernhard Urban <bernhard.urban@jku.at>
parents:
7767
diff
changeset
|
94 // really know if it might be true at run time... |
5338
17a84768b1cd
fix canonicalization of InstanceOfNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
5320
diff
changeset
|
95 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
96 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
97 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
98 return this; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
99 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
100 |
5370 | 101 public ValueNode object() { |
102 return object; | |
103 } | |
104 | |
105 /** | |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
106 * Gets the type being tested. |
5370 | 107 */ |
6647
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
108 public ResolvedJavaType type() { |
0b8410de1365
removed targetClassInstruction from InstanceOfNode
Doug Simon <doug.simon@oracle.com>
parents:
6548
diff
changeset
|
109 return type; |
5370 | 110 } |
111 | |
5541
b4c406861c33
More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5540
diff
changeset
|
112 public JavaTypeProfile profile() { |
5370 | 113 return profile; |
114 } | |
6548
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
115 |
9366
f1170c277b7b
Implement instanceof after instanceof swapping.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9360
diff
changeset
|
116 public void setProfile(JavaTypeProfile profile) { |
f1170c277b7b
Implement instanceof after instanceof swapping.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9360
diff
changeset
|
117 this.profile = profile; |
f1170c277b7b
Implement instanceof after instanceof swapping.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9360
diff
changeset
|
118 } |
f1170c277b7b
Implement instanceof after instanceof swapping.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9360
diff
changeset
|
119 |
6548
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
120 @Override |
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
121 public boolean verify() { |
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
122 for (Node usage : usages()) { |
10693
f8adf47cc05e
checkcast is lowered to instanceof (GRAAL-248)
Doug Simon <doug.simon@oracle.com>
parents:
9366
diff
changeset
|
123 assertTrue(usage instanceof IfNode || usage instanceof FixedGuardNode || usage instanceof GuardingPiNode || usage instanceof ConditionalNode || usage instanceof LogicBinaryNode, |
f8adf47cc05e
checkcast is lowered to instanceof (GRAAL-248)
Doug Simon <doug.simon@oracle.com>
parents:
9366
diff
changeset
|
124 "unsupported usage: %s", usage); |
6548
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
125 } |
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
126 return super.verify(); |
4dc9e468c8b0
The lowering currently does not support a FixedGuard as the usage of an InstanceOfNode
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6302
diff
changeset
|
127 } |
7011
09df32b1dff9
make InstanceOfNode Virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
6647
diff
changeset
|
128 |
09df32b1dff9
make InstanceOfNode Virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
6647
diff
changeset
|
129 @Override |
09df32b1dff9
make InstanceOfNode Virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
6647
diff
changeset
|
130 public void virtualize(VirtualizerTool tool) { |
7394
94f032472c28
changed PEA interface:
Lukas Stadler <lukas.stadler@jku.at>
parents:
7277
diff
changeset
|
131 State state = tool.getObjectState(object); |
94f032472c28
changed PEA interface:
Lukas Stadler <lukas.stadler@jku.at>
parents:
7277
diff
changeset
|
132 if (state != null) { |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
133 tool.replaceWithValue(LogicConstantNode.forBoolean(type().isAssignableFrom(state.getVirtualObject().type()), graph())); |
7011
09df32b1dff9
make InstanceOfNode Virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
6647
diff
changeset
|
134 } |
09df32b1dff9
make InstanceOfNode Virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
6647
diff
changeset
|
135 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
136 } |