Mercurial > hg > truffle
annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/RiscInstructionDescriptionModifier.java @ 3734:b55f2b8f83fd
Remove deprecated files.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sat, 17 Dec 2011 20:34:58 +0100 |
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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.gen.risc; |
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24 |
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25 import java.util.*; |
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26 |
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27 import com.sun.max.*; |
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28 |
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29 /** |
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30 * This class provides a mechanism for making modifications to a set of RISC instruction descriptions. |
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31 */ |
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32 public class RiscInstructionDescriptionModifier { |
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33 |
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34 private final List<RiscInstructionDescription> instructionDescriptions; |
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35 |
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36 public RiscInstructionDescriptionModifier(List<RiscInstructionDescription> instructionDescriptions) { |
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37 this.instructionDescriptions = instructionDescriptions; |
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38 } |
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39 |
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40 /** |
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41 * Replaces a specification in the set of instruction descriptions. |
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42 * |
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43 * @param before the specification to be replaced (matched with {@link Object#equals}) |
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44 * @param after the replacement value |
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45 */ |
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46 public RiscInstructionDescriptionModifier replace(Object before, Object after) { |
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47 for (RiscInstructionDescription instructionDescription : instructionDescriptions) { |
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48 final List<Object> specifications = instructionDescription.specifications(); |
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49 for (int i = 0; i < specifications.size(); i++) { |
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50 if (specifications.get(i).equals(before)) { |
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51 specifications.set(i, after); |
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52 } |
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53 } |
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54 } |
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55 return this; |
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56 } |
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57 |
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58 public RiscInstructionDescriptionModifier swap(Object a, Object b) { |
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59 for (RiscInstructionDescription instructionDescription : instructionDescriptions) { |
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60 final List<Object> specifications = instructionDescription.specifications(); |
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61 final int aIndex = Utils.indexOfIdentical(specifications, a); |
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62 final int bIndex = Utils.indexOfIdentical(specifications, b); |
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63 if (aIndex != -1 && bIndex != -1) { |
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64 specifications.set(aIndex, b); |
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65 specifications.set(bIndex, a); |
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66 } |
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67 } |
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68 return this; |
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69 } |
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70 |
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71 public RiscInstructionDescriptionModifier setExternalName(String externalName) { |
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72 for (RiscInstructionDescription instructionDescription : instructionDescriptions) { |
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73 instructionDescription.setExternalName(externalName); |
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74 } |
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75 return this; |
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76 } |
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77 } |