Mercurial > hg > truffle
annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerEqualsNode.java @ 14633:da2431cc1506
Rename ValueNode kind() to getKind().
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Thu, 20 Mar 2014 11:48:39 +0100 |
parents | 4aec62c32a82 |
children | ba4b79da6351 |
rev | line source |
---|---|
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
1 /* |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
2 * Copyright (c) 2011, 2011, Oracle and/or its affiliates. All rights reserved. |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
4 * |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
8 * |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
13 * accompanied this code). |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
14 * |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
18 * |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
21 * questions. |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
22 */ |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
23 package com.oracle.graal.nodes.calc; |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
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.*; |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
26 import com.oracle.graal.graph.*; |
11881
da9db8331658
moved Canonicalizable and Simplifiable to the com.oracle.graal.graph project (GRAAL-506)
Doug Simon <doug.simon@oracle.com>
parents:
11880
diff
changeset
|
27 import com.oracle.graal.graph.spi.*; |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
28 import com.oracle.graal.nodes.*; |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
29 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
30 @NodeInfo(shortName = "==") |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
31 public final class IntegerEqualsNode extends CompareNode { |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
32 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
33 /** |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
34 * Constructs a new integer equality comparison node. |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7098
diff
changeset
|
35 * |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
36 * @param x the instruction producing the first input to the instruction |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
37 * @param y the instruction that produces the second input to this instruction |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
38 */ |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
39 public IntegerEqualsNode(ValueNode x, ValueNode y) { |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
40 super(x, y); |
14633
da2431cc1506
Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents:
12695
diff
changeset
|
41 assert !x.getKind().isNumericFloat() && x.getKind() != Kind.Object; |
da2431cc1506
Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents:
12695
diff
changeset
|
42 assert !y.getKind().isNumericFloat() && y.getKind() != Kind.Object; |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
43 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
44 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
45 @Override |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
46 public Condition condition() { |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
47 return Condition.EQ; |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
48 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
49 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
50 @Override |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
51 public boolean unorderedIsTrue() { |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
52 return false; |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
53 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
54 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
55 @Override |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7726
diff
changeset
|
56 protected LogicNode optimizeNormalizeCmp(Constant constant, NormalizeCompareNode normalizeNode, boolean mirrored) { |
6329
92bc58dc5b5e
More clean up and documentation in api.code and api.meta.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5540
diff
changeset
|
57 if (constant.getKind() == Kind.Int && constant.asInt() == 0) { |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
58 ValueNode a = mirrored ? normalizeNode.y() : normalizeNode.x(); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
59 ValueNode b = mirrored ? normalizeNode.x() : normalizeNode.y(); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
60 |
14633
da2431cc1506
Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents:
12695
diff
changeset
|
61 if (normalizeNode.x().getKind() == Kind.Double || normalizeNode.x().getKind() == Kind.Float) { |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
62 return graph().unique(new FloatEqualsNode(a, b)); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
63 } else { |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
64 return graph().unique(new IntegerEqualsNode(a, b)); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
65 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
66 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
67 return this; |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
68 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
69 |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
70 @Override |
11880
9a747d8e0d0f
broadened types in Canonicalizable interface so that it can be moved to the com.oracle.graal.graph project (GRAAL-506)
Doug Simon <doug.simon@oracle.com>
parents:
11265
diff
changeset
|
71 public Node canonical(CanonicalizerTool tool) { |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
72 if (x() == y()) { |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7726
diff
changeset
|
73 return LogicConstantNode.tautology(graph()); |
11265 | 74 } else if (x().stamp().alwaysDistinct(y().stamp())) { |
7767
4a6646d8eb87
separate BooleanNode and ConstantNode hierarchy, rename BooleanNode to LogicNode and LogicNode to BitLogicNode
Lukas Stadler <lukas.stadler@jku.at>
parents:
7726
diff
changeset
|
75 return LogicConstantNode.contradiction(graph()); |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
76 } |
7726
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
77 |
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
78 if (x() instanceof AndNode && y().isConstant() && y().asConstant().asLong() == 0) { |
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
79 return graph().unique(new IntegerTestNode(((AndNode) x()).x(), ((AndNode) x()).y())); |
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
80 } else if (y() instanceof AndNode && x().isConstant() && x().asConstant().asLong() == 0) { |
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
81 return graph().unique(new IntegerTestNode(((AndNode) y()).x(), ((AndNode) y()).y())); |
f629d4a264c6
new IntegerTestNode, unit tests for IntegerTestNode canonicalization
Lukas Stadler <lukas.stadler@jku.at>
parents:
7530
diff
changeset
|
82 } |
5425
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
83 return super.canonical(tool); |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
84 } |
0364a2a874b8
changes towards a canonical representation of comparisons:
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff
changeset
|
85 } |