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15307
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1 /*
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2 * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 package com.oracle.graal.baseline;
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25
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26 import com.oracle.graal.compiler.common.cfg.*;
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27 import com.oracle.graal.java.BciBlockMapping.BciBlock;
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28
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29 public class BaselineLoop extends Loop<BciBlock> {
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30
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31 protected BaselineLoop(Loop<BciBlock> parent, int index, BciBlock header) {
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32 super(parent, index, header);
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33 }
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34
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35 @Override
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36 public long numBackedges() {
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37 // currently only loops with one backedge are supported
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38 return 1;
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39 }
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40
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41 }
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