Mercurial > hg > truffle
annotate graal/GraalCompiler/src/com/sun/c1x/ir/Negate.java @ 2853:0635ba16afe4
Reintroduce Logic subclasses, creating some Canonicalization related classes
author | Gilles Duboscq <gilles.duboscq@oracle.com> |
---|---|
date | Tue, 07 Jun 2011 15:52:55 +0200 |
parents | c6bdec623ef9 |
children |
rev | line source |
---|---|
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1 /* |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
4 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
8 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
13 * accompanied this code). |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
14 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
18 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
21 * questions. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
22 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
23 package com.sun.c1x.ir; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
24 |
2587
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
25 import com.oracle.graal.graph.*; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
26 import com.sun.c1x.debug.*; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
27 import com.sun.c1x.util.*; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
28 import com.sun.cri.bytecode.*; |
2827
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
29 import com.sun.cri.ci.*; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
30 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
31 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
32 * The {@code NegateOp} instruction negates its operand. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
33 */ |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
34 public final class Negate extends FloatingNode { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
35 |
2587
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
36 private static final int INPUT_COUNT = 2; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
37 private static final int INPUT_X = 0; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
38 private static final int INPUT_Y = 1; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
39 |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
40 private static final int SUCCESSOR_COUNT = 0; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
41 |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
42 @Override |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
43 protected int inputCount() { |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
44 return super.inputCount() + INPUT_COUNT; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
45 } |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
46 |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
47 @Override |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
48 protected int successorCount() { |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
49 return super.successorCount() + SUCCESSOR_COUNT; |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
50 } |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
51 |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
52 /** |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
53 * The instruction producing input to this instruction. |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
54 */ |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
55 public Value x() { |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
56 return (Value) inputs().get(super.inputCount() + INPUT_X); |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
57 } |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
58 |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
59 public Value setX(Value n) { |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
60 return (Value) inputs().set(super.inputCount() + INPUT_X, n); |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
61 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
62 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
63 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
64 * Creates new NegateOp instance. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
65 * @param x the instruction producing the value that is input to this instruction |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
66 */ |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
67 public Negate(Value x, Graph graph) { |
2587
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
68 super(x.kind, INPUT_COUNT, SUCCESSOR_COUNT, graph); |
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
69 setX(x); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
70 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
71 |
2834
bfce42cd9c07
Graph duplication now passes all tests
Lukas Stadler <lukas.stadler@jku.at>
parents:
2827
diff
changeset
|
72 // for copying |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
73 private Negate(CiKind kind, Graph graph) { |
2827
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
74 super(kind, INPUT_COUNT, SUCCESSOR_COUNT, graph); |
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
75 } |
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
76 |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
77 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
78 public void accept(ValueVisitor v) { |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
79 v.visitNegate(this); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
80 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
81 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
82 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
83 public int valueNumber() { |
2587
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
84 return Util.hash1(Bytecodes.INEG, x()); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
85 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
86 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
87 @Override |
2805
c3f64b66fc78
Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2657
diff
changeset
|
88 public boolean valueEqual(Node i) { |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
89 if (i instanceof Negate) { |
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
90 Negate o = (Negate) i; |
2587
51ebe5f0516f
changed NegateOp, more Op2 changes (generic inputValuesDo impl)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2509
diff
changeset
|
91 return x() == o.x(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
92 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
93 return false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
94 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
95 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
96 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
97 public void print(LogStream out) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
98 out.print("- ").print(x()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
99 } |
2827
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
100 |
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
101 @Override |
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
102 public Node copy(Graph into) { |
2852
c6bdec623ef9
Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2851
diff
changeset
|
103 Negate x = new Negate(kind, into); |
2827
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
104 return x; |
bd17ac598c6e
Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents:
2816
diff
changeset
|
105 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
106 } |