Mercurial > hg > graal-jvmci-8
comparison graal/Compiler/src/com/sun/c1x/ir/NewObjectArray.java @ 2507:9ec15d6914ca
Pull over of compiler from maxine repository.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 27 Apr 2011 11:43:22 +0200 |
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2506:4a3bf8a5bf41 | 2507:9ec15d6914ca |
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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.sun.c1x.ir; | |
24 | |
25 import com.sun.c1x.debug.*; | |
26 import com.sun.c1x.value.*; | |
27 import com.sun.cri.ci.*; | |
28 import com.sun.cri.ri.*; | |
29 | |
30 /** | |
31 * The {@code NewObjectArray} instruction represents an allocation of an object array. | |
32 * | |
33 * @author Ben L. Titzer | |
34 */ | |
35 public final class NewObjectArray extends NewArray { | |
36 | |
37 final RiType elementClass; | |
38 | |
39 /** | |
40 * Constructs a new NewObjectArray instruction. | |
41 * @param elementClass the class of elements in this array | |
42 * @param length the instruction producing the length of the array | |
43 * @param stateBefore the state before the allocation | |
44 */ | |
45 public NewObjectArray(RiType elementClass, Value length, FrameState stateBefore) { | |
46 super(length, stateBefore); | |
47 this.elementClass = elementClass; | |
48 } | |
49 | |
50 /** | |
51 * Gets the type of the elements of the array. | |
52 * @return the element type of the array | |
53 */ | |
54 public RiType elementClass() { | |
55 return elementClass; | |
56 } | |
57 | |
58 @Override | |
59 public RiType exactType() { | |
60 return elementClass.arrayOf(); | |
61 } | |
62 | |
63 @Override | |
64 public RiType declaredType() { | |
65 return exactType(); | |
66 } | |
67 | |
68 @Override | |
69 public void accept(ValueVisitor v) { | |
70 v.visitNewObjectArray(this); | |
71 } | |
72 | |
73 @Override | |
74 public void print(LogStream out) { | |
75 out.print("new object array [").print(length()).print("] ").print(CiUtil.toJavaName(elementClass())); | |
76 } | |
77 } |