Mercurial > hg > graal-jvmci-8
comparison graal/Compiler/src/com/sun/c1x/ir/LoadRegister.java @ 2507:9ec15d6914ca
Pull over of compiler from maxine repository.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
---|---|
date | Wed, 27 Apr 2011 11:43:22 +0200 |
parents | |
children |
comparison
equal
deleted
inserted
replaced
2506:4a3bf8a5bf41 | 2507:9ec15d6914ca |
---|---|
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 LoadRegister} instruction represents a read of a physical register. | |
30 * This instruction is part of the HIR support for low-level operations, such as safepoints, | |
31 * stack banging, etc, and does not correspond to a Java operation. | |
32 * | |
33 * @author Ben L. Titzer | |
34 */ | |
35 public final class LoadRegister extends Instruction { | |
36 | |
37 public final CiRegister register; | |
38 | |
39 /** | |
40 * Creates a new LoadRegister instance. | |
41 * @param kind the kind of value loaded from the register | |
42 * @param register the register to load | |
43 */ | |
44 public LoadRegister(CiKind kind, CiRegister register) { | |
45 super(kind); | |
46 this.register = register; | |
47 } | |
48 | |
49 @Override | |
50 public void accept(ValueVisitor v) { | |
51 v.visitLoadRegister(this); | |
52 } | |
53 | |
54 @Override | |
55 public void print(LogStream out) { | |
56 out.print(register.toString()); | |
57 } | |
58 } |