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comparison graal/GraalCompiler/src/com/sun/c1x/value/FrameStateAccess.java @ 2617:1be9b1ddd5c1

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added FrameStateAccess interface
author Lukas Stadler <lukas.stadler@jku.at>
date Mon, 09 May 2011 17:10:30 +0200
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children dd115f80acf8
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2616:3558ca7088c0 2617:1be9b1ddd5c1
1 /*
2 * Copyright (c) 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.value;
24
25 import com.sun.c1x.ir.*;
26
27 public interface FrameStateAccess {
28
29 FrameState duplicate();
30
31 Value valueAt(int i);
32
33 int stackSize();
34
35 int localsSize();
36
37 Value stackAt(int i);
38
39 Value lockAt(int i);
40
41 int locksSize();
42
43 Value localAt(int i);
44
45 }