Mercurial > hg > truffle
annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/sparc/BranchPredictionBit.java @ 4150:c78bace5086a
start work on integrating old hooks into mx, work on sanity checks
introduce a DB class to access the bench DB in an easier way (create benchmarks and benchmark values automatically in the DB)
author | Gilles Duboscq <gilles.m.duboscq@gmail.com> |
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date | Tue, 20 Dec 2011 15:34:43 +0100 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2007, 2011, 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 package com.sun.max.asm.sparc; |
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24 |
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25 import com.sun.max.asm.*; |
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26 import com.sun.max.util.*; |
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27 |
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28 /** |
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29 * An optional (suffix) argument to a branch with prediction assembler instruction |
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30 * specifying if the prediction bit is to be set. For example: |
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31 * <pre>bgu,pt <i>i_or_x_cc</i>, <i>label</i></pre> |
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32 */ |
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33 public final class BranchPredictionBit extends OptionSuffixSymbolicArgument { |
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34 |
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35 private BranchPredictionBit(int value, String externalMnemonicSuffix) { |
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36 super(value, externalMnemonicSuffix); |
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37 } |
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38 |
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39 /** |
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40 * The prediction bit is not set, indicating that the branch is not likely to be taken. |
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41 */ |
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42 public static final BranchPredictionBit PN = new BranchPredictionBit(0, ",pn"); |
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43 |
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44 /** |
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45 * The prediction bit is set, indicating that the branch is likely to be taken. |
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46 */ |
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47 public static final BranchPredictionBit PT = new BranchPredictionBit(1, ",pt"); |
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48 |
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49 public static final Symbolizer<BranchPredictionBit> SYMBOLIZER = Symbolizer.Static.initialize(BranchPredictionBit.class); |
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50 } |