Mercurial > hg > truffle

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

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
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/UnsafePutObject.java@9ec15d6914ca
children
comparison
equal deleted inserted replaced
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
28 /**
29 * The {@code UnsafePutObject} instruction represents a unsafe write operation.
30 *
31 * @author Ben L. Titzer
32 */
33 public final class UnsafePutObject extends UnsafeObjectOp {
34
35 Value value;
36
37 /**
38 * Creates a new UnsafePutObject instruction.
39 * @param opKind the kind of the operation
40 * @param object the instruction generating the object
41 * @param offset the instruction generating the offset
42 * @param value the instruction generating the value
43 * @param isVolatile {@code true} if the operation is volatile
44 */
45 public UnsafePutObject(CiKind opKind, Value object, Value offset, Value value, boolean isVolatile) {
46 super(opKind, object, offset, true, isVolatile);
47 this.value = value;
48 }
49
50 /**
51 * Gets the instruction that generates the value to store.
52 * @return the instruction generating the value
53 */
54 public Value value() {
55 return value;
56 }
57
58 @Override
59 public void inputValuesDo(ValueClosure closure) {
60 super.inputValuesDo(closure);
61 value = closure.apply(value);
62 }
63
64 @Override
65 public void accept(ValueVisitor v) {
66 v.visitUnsafePutObject(this);
67 }
68
69 @Override
70 public void print(LogStream out) {
71 out.print("UnsafePutObject.(").print(object()).print(", ").print(offset() +
72 ", value ").print(value()).print(')');
73 }
74 }