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comparison graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/ir/NewInstance.java @ 2874:d90bf514d647

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Renamed packages.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 08 Jun 2011 08:59:54 +0200
parents graal/com.oracle.max.graal.compiler/src/com/sun/c1x/ir/NewInstance.java@0341b6424579
children ef9afe6ffd5e
comparison
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2873:810e2d253e00 2874:d90bf514d647
1 /*
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.max.graal.compiler.ir;
24
25 import com.oracle.max.graal.compiler.debug.*;
26 import com.oracle.max.graal.graph.*;
27 import com.sun.cri.ci.*;
28 import com.sun.cri.ri.*;
29
30 /**
31 * The {@code NewInstance} instruction represents the allocation of an instance class object.
32 */
33 public final class NewInstance extends FloatingNode {
34
35 private static final int INPUT_COUNT = 0;
36 private static final int SUCCESSOR_COUNT = 0;
37
38 final RiType instanceClass;
39 public final int cpi;
40 public final RiConstantPool constantPool;
41
42 /**
43 * Constructs a NewInstance instruction.
44 * @param type the class being allocated
45 * @param cpi the constant pool index
46 * @param stateBefore the state before executing this instruction
47 * @param graph
48 */
49 public NewInstance(RiType type, int cpi, RiConstantPool constantPool, Graph graph) {
50 super(CiKind.Object, INPUT_COUNT, SUCCESSOR_COUNT, graph);
51 this.instanceClass = type;
52 this.cpi = cpi;
53 this.constantPool = constantPool;
54 }
55
56 /**
57 * Gets the instance class being allocated by this instruction.
58 * @return the instance class allocated
59 */
60 public RiType instanceClass() {
61 return instanceClass;
62 }
63
64 /**
65 * Gets the exact type produced by this instruction. For allocations of instance classes, this is
66 * always the class allocated.
67 * @return the exact type produced by this instruction
68 */
69 @Override
70 public RiType exactType() {
71 return instanceClass;
72 }
73
74 @Override
75 public void accept(ValueVisitor v) {
76 v.visitNewInstance(this);
77 }
78
79 @Override
80 public void print(LogStream out) {
81 out.print("new instance ").print(CiUtil.toJavaName(instanceClass()));
82 }
83
84 @Override
85 public Node copy(Graph into) {
86 NewInstance x = new NewInstance(instanceClass, cpi, constantPool, into);
87 return x;
88 }
89 }