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comparison graal/GraalCompiler/src/com/sun/c1x/ir/Anchor.java @ 2796:d6bf240963fb

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Rename Goto to Anchor
author Gilles Duboscq <gilles.duboscq@oracle.com>
date Fri, 27 May 2011 11:42:16 +0200
parents graal/GraalCompiler/src/com/sun/c1x/ir/Goto.java@93ec3f067420
children 530366123e46 bd17ac598c6e
comparison
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2795:0fd105ff30f1 2796:d6bf240963fb
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.oracle.graal.graph.*;
26 import com.sun.c1x.debug.*;
27 import com.sun.cri.ci.*;
28
29 /**
30 * The {@code Goto} instruction represents the end of a block with an unconditional jump to another block.
31 */
32 public final class Anchor extends BlockEnd {
33
34 private static final int INPUT_COUNT = 0;
35 private static final int SUCCESSOR_COUNT = 0;
36
37 /**
38 * Constructs a new Goto instruction.
39 * @param succ the successor block of the goto
40 * @param stateAfter the frame state at the end of this block
41 * @param graph
42 */
43 public Anchor(Instruction succ, Graph graph) {
44 super(CiKind.Illegal, 1, INPUT_COUNT, SUCCESSOR_COUNT, graph);
45 setBlockSuccessor(0, succ);
46 }
47
48 @Override
49 public void accept(ValueVisitor v) {
50 v.visitGoto(this);
51 }
52
53 @Override
54 public void print(LogStream out) {
55 out.print("goto ").print(defaultSuccessor());
56 }
57 }