Mercurial > hg > truffle

comparison graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/ir/AccessArray.java @ 2874:d90bf514d647

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Renamed packages.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 08 Jun 2011 08:59:54 +0200
parents graal/com.oracle.max.graal.compiler/src/com/sun/c1x/ir/AccessArray.java@0341b6424579
children ef9afe6ffd5e
comparison
equal deleted inserted replaced
2873:810e2d253e00 2874:d90bf514d647
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.oracle.max.graal.compiler.ir;
24
25 import com.oracle.max.graal.graph.*;
26 import com.sun.cri.ci.*;
27
28 /**
29 * This the base class of all array operations.
30 */
31 public abstract class AccessArray extends StateSplit {
32
33 private static final int INPUT_COUNT = 1;
34 private static final int INPUT_ARRAY = 0;
35
36 private static final int SUCCESSOR_COUNT = 0;
37
38 @Override
39 protected int inputCount() {
40 return super.inputCount() + INPUT_COUNT;
41 }
42
43 @Override
44 protected int successorCount() {
45 return super.successorCount() + SUCCESSOR_COUNT;
46 }
47
48 /**
49 * The instruction that produces the array object.
50 */
51 public Value array() {
52 return (Value) inputs().get(super.inputCount() + INPUT_ARRAY);
53 }
54
55 public Value setArray(Value n) {
56 return (Value) inputs().set(super.inputCount() + INPUT_ARRAY, n);
57 }
58
59 /**
60 * Creates a new AccessArray instruction.
61 * @param kind the type of the result of this instruction
62 * @param array the instruction that produces the array object value
63 * @param stateBefore the frame state before the instruction
64 * @param inputCount
65 * @param successorCount
66 * @param graph
67 */
68 public AccessArray(CiKind kind, Value array, int inputCount, int successorCount, Graph graph) {
69 super(kind, inputCount + INPUT_COUNT, successorCount + SUCCESSOR_COUNT, graph);
70 setArray(array);
71 }
72
73 }