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comparison graal/GraalCompiler/src/com/sun/c1x/ir/Local.java @ 2509:16b9a8b5ad39

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Renamings Runtime=>GraalRuntime and Compiler=>GraalCompiler
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Apr 2011 11:50:44 +0200
parents graal/Compiler/src/com/sun/c1x/ir/Local.java@9ec15d6914ca
children 01c5c0443158
comparison
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2508:fea94949e0a2 2509:16b9a8b5ad39
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.cri.ci.*;
27 import com.sun.cri.ri.*;
28
29 /**
30 * The {@code Local} instruction is a placeholder for an incoming argument
31 * to a function call.
32 *
33 * @author Ben L. Titzer
34 */
35 public final class Local extends Value {
36
37 private final int javaIndex;
38 private RiType declaredType;
39
40 public Local(CiKind kind, int javaIndex) {
41 super(kind);
42 this.javaIndex = javaIndex;
43 }
44
45 @Override
46 public BlockBegin block() {
47 return null;
48 }
49
50 /**
51 * Gets the index of this local.
52 * @return the index
53 */
54 public int javaIndex() {
55 return javaIndex;
56 }
57
58 /**
59 * Sets the declared type of this local, e.g. derived from the signature of the method.
60 * @param declaredType the declared type of the local variable
61 */
62 public void setDeclaredType(RiType declaredType) {
63 this.declaredType = declaredType;
64 }
65
66 /**
67 * Computes the declared type of the result of this instruction, if possible.
68 * @return the declared type of the result of this instruction, if it is known; {@code null} otherwise
69 */
70 @Override
71 public RiType declaredType() {
72 return declaredType;
73 }
74
75 @Override
76 public void accept(ValueVisitor v) {
77 v.visitLocal(this);
78 }
79
80 @Override
81 public void print(LogStream out) {
82 out.print("local[index ").print(javaIndex()).print(']');
83 }
84 }