Mercurial > hg > truffle
annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/cisc/x86/X86EnumerableParameter.java @ 3733:e233f5660da4
Added Java files from Maxine project.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sat, 17 Dec 2011 19:59:18 +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.cisc.x86; |
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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.asm.*; |
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28 import com.sun.max.asm.gen.*; |
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29 import com.sun.max.program.*; |
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30 import com.sun.max.util.*; |
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31 |
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32 /** |
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33 */ |
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34 public class X86EnumerableParameter<EnumerableArgument_Type extends Enum<EnumerableArgument_Type> & EnumerableArgument<EnumerableArgument_Type>> extends X86Parameter implements EnumerableParameter { |
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35 |
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36 private final Enumerator<EnumerableArgument_Type> enumerator; |
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37 private final Argument exampleArgument; |
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38 |
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39 public X86EnumerableParameter(X86Operand.Designation designation, ParameterPlace place, Enumerator<EnumerableArgument_Type> enumerator) { |
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40 super(designation, place); |
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41 this.enumerator = enumerator; |
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42 final Iterator<EnumerableArgument_Type> it = enumerator.iterator(); |
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43 exampleArgument = it.hasNext() ? it.next().exampleValue() : null; |
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44 switch (place) { |
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45 case MOD_REG: |
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46 case MOD_REG_REXR: |
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47 case MOD_RM: |
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48 case MOD_RM_REXB: |
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49 setVariableName(designation.name().toLowerCase()); |
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50 break; |
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51 case SIB_SCALE: |
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52 setVariableName("scale"); |
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53 break; |
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54 case SIB_INDEX: |
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55 case SIB_INDEX_REXX: |
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56 setVariableName("index"); |
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57 break; |
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58 case SIB_BASE: |
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59 case SIB_BASE_REXB: |
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60 setVariableName("base"); |
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61 break; |
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62 case APPEND: |
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63 setVariableName(enumerator.type().getSimpleName().toLowerCase()); |
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64 break; |
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65 case OPCODE1: |
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66 case OPCODE1_REXB: |
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67 case OPCODE2_REXB: |
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68 setVariableName("register"); |
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69 break; |
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70 case OPCODE2: |
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71 setVariableName("st_i"); |
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72 break; |
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73 default: |
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74 throw ProgramError.unexpected(); |
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75 } |
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76 } |
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77 |
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78 public Enumerator<EnumerableArgument_Type> enumerator() { |
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79 return enumerator; |
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80 } |
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81 |
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82 public Class type() { |
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83 return enumerator.type(); |
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84 } |
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85 |
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86 public String valueString() { |
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87 return variableName() + ".value()"; |
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88 } |
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89 |
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90 public Iterable<EnumerableArgument_Type> getLegalTestArguments() { |
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91 return enumerator; |
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92 } |
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93 |
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94 public Iterable<? extends Argument> getIllegalTestArguments() { |
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95 return Collections.emptyList(); |
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96 } |
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97 |
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98 public Argument getExampleArgument() { |
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99 return exampleArgument; |
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100 } |
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101 |
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102 @Override |
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103 public String toString() { |
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104 return type().getSimpleName(); |
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105 } |
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106 |
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107 } |