Mercurial > hg > graal-compiler

annotate graal/GraalCompiler/src/com/sun/c1x/ir/Placeholder.java @ 2851:14708c03abba

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Remove isNonNull
author Gilles Duboscq <gilles.duboscq@oracle.com>
date Tue, 07 Jun 2011 11:36:32 +0200
parents bd17ac598c6e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2730
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
1 /*
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
4 *
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
7 * published by the Free Software Foundation.
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
8 *
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
13 * accompanied this code).
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
14 *
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
18 *
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
21 * questions.
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
22 */
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
23 package com.sun.c1x.ir;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
24
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
25 import com.oracle.graal.graph.*;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
26 import com.sun.c1x.debug.*;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
27 import com.sun.cri.ci.*;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
28
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
29
2781
bda5972a40a5 remove unnecessary BlockBegin nodes in frontend
Lukas Stadler <lukas.stadler@jku.at>
parents: 2730
diff changeset
30 public class Placeholder extends StateSplit {
2730
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
31
2781
bda5972a40a5 remove unnecessary BlockBegin nodes in frontend
Lukas Stadler <lukas.stadler@jku.at>
parents: 2730
diff changeset
32 private static final int INPUT_COUNT = 0;
2730
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
33
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
34 private static final int SUCCESSOR_COUNT = 0;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
35
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
36 @Override
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
37 protected int inputCount() {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
38 return super.inputCount() + INPUT_COUNT;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
39 }
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
40
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
41 @Override
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
42 protected int successorCount() {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
43 return super.successorCount() + SUCCESSOR_COUNT;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
44 }
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
45
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
46 public Placeholder(Graph graph) {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
47 super(CiKind.Void, INPUT_COUNT, SUCCESSOR_COUNT, graph);
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
48 }
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
49
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
50 @Override
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
51 public void accept(ValueVisitor v) {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
52 assert false;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
53 }
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
54
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
55 @Override
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
56 public void print(LogStream out) {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
57 assert false;
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
58 }
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
59
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
60 @Override
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
61 public String shortName() {
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
62 return "Placeholder" + id();
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
63 }
2827
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
64
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
65 @Override
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
66 public Node copy(Graph into) {
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
67 Placeholder x = new Placeholder(into);
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
68 return x;
bd17ac598c6e Graph cloning, initial version (not completely working)
Lukas Stadler <lukas.stadler@jku.at>
parents: 2781
diff changeset
69 }
2730
027adfafd47e first batch of GraphBuilder changes to remove dependencies on BlockBegin
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
70 }