1/*
2 * Copyright (c) 2012, 2012, 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 */
23package org.graalvm.compiler.loop;
24
25import org.graalvm.compiler.graph.NodeBitMap;
26import org.graalvm.compiler.nodes.FixedNode;
27
28public class LoopFragmentInsideFrom extends LoopFragmentInside {
29
30    private final FixedNode point;
31
32    public LoopFragmentInsideFrom(LoopEx loop, FixedNode point) {
33        super(loop);
34        this.point = point;
35    }
36
37    // duplicates lazily
38    public LoopFragmentInsideFrom(LoopFragmentInsideFrom original) {
39        super(original);
40        this.point = original.point();
41    }
42
43    public FixedNode point() {
44        return point;
45    }
46
47    @Override
48    public LoopFragmentInsideFrom duplicate() {
49        return new LoopFragmentInsideFrom(this);
50    }
51
52    @Override
53    public NodeBitMap nodes() {
54        return null;
55    }
56}
57