Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.sparc/src/jdk/vm/ci/sparc/SPARC.java @ 23738:1140503536ae jvmci-0.19
Backport style fixes and comments from jdk9.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Fri, 12 Aug 2016 11:07:39 +0200 |
parents | 9e1235406b59 |
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1 /* |
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2 * Copyright (c) 2013, 2015, 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 jdk.vm.ci.sparc; |
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24 |
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25 import static java.nio.ByteOrder.BIG_ENDIAN; |
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26 import static jdk.vm.ci.code.MemoryBarriers.LOAD_LOAD; |
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27 import static jdk.vm.ci.code.MemoryBarriers.LOAD_STORE; |
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28 import static jdk.vm.ci.code.MemoryBarriers.STORE_STORE; |
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29 |
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30 import java.util.Set; |
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31 |
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32 import jdk.vm.ci.code.Architecture; |
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33 import jdk.vm.ci.code.Register; |
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34 import jdk.vm.ci.code.Register.RegisterCategory; |
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35 import jdk.vm.ci.code.RegisterArray; |
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36 import jdk.vm.ci.meta.JavaKind; |
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37 import jdk.vm.ci.meta.PlatformKind; |
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38 |
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39 /** |
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40 * Represents the SPARC architecture. |
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41 */ |
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42 public class SPARC extends Architecture { |
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43 |
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44 public static final RegisterCategory CPU = new RegisterCategory("CPU"); |
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45 public static final RegisterCategory FPUs = new RegisterCategory("FPUs"); |
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46 public static final RegisterCategory FPUd = new RegisterCategory("FPUd"); |
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47 public static final RegisterCategory FPUq = new RegisterCategory("FPUq"); |
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48 |
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49 // General purpose registers |
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50 public static final Register g0 = new Register(0, 0, "g0", CPU); |
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51 public static final Register g1 = new Register(1, 1, "g1", CPU); |
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52 public static final Register g2 = new Register(2, 2, "g2", CPU); |
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53 public static final Register g3 = new Register(3, 3, "g3", CPU); |
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54 public static final Register g4 = new Register(4, 4, "g4", CPU); |
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55 public static final Register g5 = new Register(5, 5, "g5", CPU); |
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56 public static final Register g6 = new Register(6, 6, "g6", CPU); |
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57 public static final Register g7 = new Register(7, 7, "g7", CPU); |
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59 public static final Register o0 = new Register(8, 8, "o0", CPU); |
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60 public static final Register o1 = new Register(9, 9, "o1", CPU); |
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61 public static final Register o2 = new Register(10, 10, "o2", CPU); |
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62 public static final Register o3 = new Register(11, 11, "o3", CPU); |
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63 public static final Register o4 = new Register(12, 12, "o4", CPU); |
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64 public static final Register o5 = new Register(13, 13, "o5", CPU); |
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65 public static final Register o6 = new Register(14, 14, "o6", CPU); |
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66 public static final Register o7 = new Register(15, 15, "o7", CPU); |
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67 |
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68 public static final Register l0 = new Register(16, 16, "l0", CPU); |
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69 public static final Register l1 = new Register(17, 17, "l1", CPU); |
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70 public static final Register l2 = new Register(18, 18, "l2", CPU); |
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71 public static final Register l3 = new Register(19, 19, "l3", CPU); |
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72 public static final Register l4 = new Register(20, 20, "l4", CPU); |
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73 public static final Register l5 = new Register(21, 21, "l5", CPU); |
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74 public static final Register l6 = new Register(22, 22, "l6", CPU); |
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75 public static final Register l7 = new Register(23, 23, "l7", CPU); |
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77 public static final Register i0 = new Register(24, 24, "i0", CPU); |
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78 public static final Register i1 = new Register(25, 25, "i1", CPU); |
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79 public static final Register i2 = new Register(26, 26, "i2", CPU); |
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80 public static final Register i3 = new Register(27, 27, "i3", CPU); |
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81 public static final Register i4 = new Register(28, 28, "i4", CPU); |
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82 public static final Register i5 = new Register(29, 29, "i5", CPU); |
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83 public static final Register i6 = new Register(30, 30, "i6", CPU); |
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84 public static final Register i7 = new Register(31, 31, "i7", CPU); |
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85 |
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10459 | 87 public static final Register fp = i6; |
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88 |
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89 // Floating point registers |
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90 public static final Register f0 = new Register(32, 0, "f0", FPUs); |
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91 public static final Register f1 = new Register(33, 1, "f1", FPUs); |
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92 public static final Register f2 = new Register(34, 2, "f2", FPUs); |
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93 public static final Register f3 = new Register(35, 3, "f3", FPUs); |
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94 public static final Register f4 = new Register(36, 4, "f4", FPUs); |
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95 public static final Register f5 = new Register(37, 5, "f5", FPUs); |
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96 public static final Register f6 = new Register(38, 6, "f6", FPUs); |
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97 public static final Register f7 = new Register(39, 7, "f7", FPUs); |
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98 |
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99 public static final Register f8 = new Register(40, 8, "f8", FPUs); |
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100 public static final Register f9 = new Register(41, 9, "f9", FPUs); |
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101 public static final Register f10 = new Register(42, 10, "f10", FPUs); |
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102 public static final Register f11 = new Register(43, 11, "f11", FPUs); |
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103 public static final Register f12 = new Register(44, 12, "f12", FPUs); |
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104 public static final Register f13 = new Register(45, 13, "f13", FPUs); |
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105 public static final Register f14 = new Register(46, 14, "f14", FPUs); |
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106 public static final Register f15 = new Register(47, 15, "f15", FPUs); |
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107 |
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108 public static final Register f16 = new Register(48, 16, "f16", FPUs); |
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109 public static final Register f17 = new Register(49, 17, "f17", FPUs); |
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110 public static final Register f18 = new Register(50, 18, "f18", FPUs); |
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111 public static final Register f19 = new Register(51, 19, "f19", FPUs); |
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112 public static final Register f20 = new Register(52, 20, "f20", FPUs); |
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113 public static final Register f21 = new Register(53, 21, "f21", FPUs); |
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114 public static final Register f22 = new Register(54, 22, "f22", FPUs); |
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115 public static final Register f23 = new Register(55, 23, "f23", FPUs); |
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117 public static final Register f24 = new Register(56, 24, "f24", FPUs); |
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118 public static final Register f25 = new Register(57, 25, "f25", FPUs); |
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119 public static final Register f26 = new Register(58, 26, "f26", FPUs); |
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120 public static final Register f27 = new Register(59, 27, "f27", FPUs); |
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121 public static final Register f28 = new Register(60, 28, "f28", FPUs); |
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122 public static final Register f29 = new Register(61, 29, "f29", FPUs); |
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123 public static final Register f30 = new Register(62, 30, "f30", FPUs); |
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124 public static final Register f31 = new Register(63, 31, "f31", FPUs); |
15345 | 125 |
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126 // Double precision registers |
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127 public static final Register d0 = new Register(64, getDoubleEncoding(0), "d0", FPUd); |
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128 public static final Register d2 = new Register(65, getDoubleEncoding(2), "d2", FPUd); |
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129 public static final Register d4 = new Register(66, getDoubleEncoding(4), "d4", FPUd); |
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130 public static final Register d6 = new Register(67, getDoubleEncoding(6), "d6", FPUd); |
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131 public static final Register d8 = new Register(68, getDoubleEncoding(8), "d8", FPUd); |
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132 public static final Register d10 = new Register(69, getDoubleEncoding(10), "d10", FPUd); |
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133 public static final Register d12 = new Register(70, getDoubleEncoding(12), "d12", FPUd); |
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134 public static final Register d14 = new Register(71, getDoubleEncoding(14), "d14", FPUd); |
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135 |
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136 public static final Register d16 = new Register(72, getDoubleEncoding(16), "d16", FPUd); |
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137 public static final Register d18 = new Register(73, getDoubleEncoding(18), "d18", FPUd); |
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138 public static final Register d20 = new Register(74, getDoubleEncoding(20), "d20", FPUd); |
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139 public static final Register d22 = new Register(75, getDoubleEncoding(22), "d22", FPUd); |
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140 public static final Register d24 = new Register(76, getDoubleEncoding(24), "d24", FPUd); |
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141 public static final Register d26 = new Register(77, getDoubleEncoding(26), "d26", FPUd); |
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142 public static final Register d28 = new Register(78, getDoubleEncoding(28), "d28", FPUd); |
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143 public static final Register d30 = new Register(79, getDoubleEncoding(28), "d28", FPUd); |
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144 |
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145 public static final Register d32 = new Register(80, getDoubleEncoding(32), "d32", FPUd); |
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146 public static final Register d34 = new Register(81, getDoubleEncoding(34), "d34", FPUd); |
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147 public static final Register d36 = new Register(82, getDoubleEncoding(36), "d36", FPUd); |
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148 public static final Register d38 = new Register(83, getDoubleEncoding(38), "d38", FPUd); |
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149 public static final Register d40 = new Register(84, getDoubleEncoding(40), "d40", FPUd); |
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150 public static final Register d42 = new Register(85, getDoubleEncoding(42), "d42", FPUd); |
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151 public static final Register d44 = new Register(86, getDoubleEncoding(44), "d44", FPUd); |
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152 public static final Register d46 = new Register(87, getDoubleEncoding(46), "d46", FPUd); |
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154 public static final Register d48 = new Register(88, getDoubleEncoding(48), "d48", FPUd); |
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155 public static final Register d50 = new Register(89, getDoubleEncoding(50), "d50", FPUd); |
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156 public static final Register d52 = new Register(90, getDoubleEncoding(52), "d52", FPUd); |
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157 public static final Register d54 = new Register(91, getDoubleEncoding(54), "d54", FPUd); |
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158 public static final Register d56 = new Register(92, getDoubleEncoding(56), "d56", FPUd); |
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159 public static final Register d58 = new Register(93, getDoubleEncoding(58), "d58", FPUd); |
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160 public static final Register d60 = new Register(94, getDoubleEncoding(60), "d60", FPUd); |
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161 public static final Register d62 = new Register(95, getDoubleEncoding(62), "d62", FPUd); |
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162 |
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163 // Quad precision registers |
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164 public static final Register q0 = new Register(96, getQuadncoding(0), "q0", FPUq); |
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165 public static final Register q4 = new Register(97, getQuadncoding(4), "q4", FPUq); |
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166 public static final Register q8 = new Register(98, getQuadncoding(8), "q8", FPUq); |
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167 public static final Register q12 = new Register(99, getQuadncoding(12), "q12", FPUq); |
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168 public static final Register q16 = new Register(100, getQuadncoding(16), "q16", FPUq); |
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169 public static final Register q20 = new Register(101, getQuadncoding(20), "q20", FPUq); |
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170 public static final Register q24 = new Register(102, getQuadncoding(24), "q24", FPUq); |
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171 public static final Register q28 = new Register(103, getQuadncoding(28), "q28", FPUq); |
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172 |
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173 public static final Register q32 = new Register(104, getQuadncoding(32), "q32", FPUq); |
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174 public static final Register q36 = new Register(105, getQuadncoding(36), "q36", FPUq); |
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175 public static final Register q40 = new Register(106, getQuadncoding(40), "q40", FPUq); |
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176 public static final Register q44 = new Register(107, getQuadncoding(44), "q44", FPUq); |
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177 public static final Register q48 = new Register(108, getQuadncoding(48), "q48", FPUq); |
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178 public static final Register q52 = new Register(109, getQuadncoding(52), "q52", FPUq); |
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179 public static final Register q56 = new Register(110, getQuadncoding(56), "q56", FPUq); |
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180 public static final Register q60 = new Register(111, getQuadncoding(60), "q60", FPUq); |
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181 |
15345 | 182 // @formatter:off |
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183 public static final RegisterArray cpuRegisters = new RegisterArray( |
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184 g0, g1, g2, g3, g4, g5, g6, g7, |
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185 o0, o1, o2, o3, o4, o5, o6, o7, |
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186 l0, l1, l2, l3, l4, l5, l6, l7, |
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187 i0, i1, i2, i3, i4, i5, i6, i7 |
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188 ); |
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189 |
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190 public static final RegisterArray fpusRegisters = new RegisterArray( |
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191 f0, f1, f2, f3, f4, f5, f6, f7, |
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192 f8, f9, f10, f11, f12, f13, f14, f15, |
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193 f16, f17, f18, f19, f20, f21, f22, f23, |
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194 f24, f25, f26, f27, f28, f29, f30, f31 |
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195 ); |
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196 |
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197 public static final RegisterArray fpudRegisters = new RegisterArray( |
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198 d0, d2, d4, d6, d8, d10, d12, d14, |
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199 d16, d18, d20, d22, d24, d26, d28, d30, |
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200 d32, d34, d36, d38, d40, d42, d44, d46, |
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201 d48, d50, d52, d54, d56, d58, d60, d62 |
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202 ); |
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203 |
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204 public static final RegisterArray fpuqRegisters = new RegisterArray( |
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205 q0, q4, q8, q12, |
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206 q16, q20, q24, q28, |
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207 q32, q36, q40, q44, |
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208 q48, q52, q56, q60 |
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209 ); |
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210 |
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211 public static final RegisterArray allRegisters = new RegisterArray( |
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212 g0, g1, g2, g3, g4, g5, g6, g7, |
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213 o0, o1, o2, o3, o4, o5, o6, o7, |
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214 l0, l1, l2, l3, l4, l5, l6, l7, |
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215 i0, i1, i2, i3, i4, i5, i6, i7, |
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216 |
15345 | 217 f0, f1, f2, f3, f4, f5, f6, f7, |
218 f8, f9, f10, f11, f12, f13, f14, f15, | |
219 f16, f17, f18, f19, f20, f21, f22, f23, | |
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220 f24, f25, f26, f27, f28, f29, f30, f31, |
15345 | 221 |
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222 d0, d2, d4, d6, d8, d10, d12, d14, |
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223 d16, d18, d20, d22, d24, d26, d28, d30, |
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224 d32, d34, d36, d38, d40, d42, d44, d46, |
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225 d48, d50, d52, d54, d56, d58, d60, d62, |
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226 |
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227 q0, q4, q8, q12, |
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228 q16, q20, q24, q28, |
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229 q32, q36, q40, q44, |
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230 q48, q52, q56, q60 |
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231 ); |
15345 | 232 // @formatter:on |
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233 |
15345 | 234 /** |
235 * Stack bias for stack and frame pointer loads. | |
236 */ | |
237 public static final int STACK_BIAS = 0x7ff; | |
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238 |
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239 /** |
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240 * Size to keep free for flushing the register-window to stack. |
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241 */ |
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242 public static final int REGISTER_SAFE_AREA_SIZE = 128; |
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243 |
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244 public final Set<CPUFeature> features; |
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245 |
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246 public SPARC(Set<CPUFeature> features) { |
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247 super("SPARC", SPARCKind.XWORD, BIG_ENDIAN, false, allRegisters, LOAD_LOAD | LOAD_STORE | STORE_STORE, 1, 8); |
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248 this.features = features; |
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249 } |
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250 |
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251 @Override |
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252 public RegisterArray getAvailableValueRegisters() { |
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253 return allRegisters; |
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254 } |
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255 |
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256 @Override |
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257 public boolean canStoreValue(RegisterCategory category, PlatformKind kind) { |
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258 SPARCKind sparcKind = (SPARCKind) kind; |
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259 switch (sparcKind) { |
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260 case BYTE: |
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261 case HWORD: |
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262 case WORD: |
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263 case XWORD: |
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264 return CPU.equals(category); |
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265 case SINGLE: |
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266 case V32_BYTE: |
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267 case V32_HWORD: |
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268 return FPUs.equals(category); |
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269 case DOUBLE: |
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270 case V64_BYTE: |
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271 case V64_HWORD: |
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272 case V64_WORD: |
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273 case V64_SINGLE: |
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274 return FPUd.equals(category); |
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275 case QUAD: |
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276 return FPUq.equals(category); |
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277 default: |
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278 return false; |
10459 | 279 } |
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280 } |
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281 |
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282 @Override |
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283 public PlatformKind getLargestStorableKind(RegisterCategory category) { |
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284 if (category.equals(CPU)) { |
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285 return SPARCKind.XWORD; |
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286 } else if (category.equals(FPUd)) { |
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287 return SPARCKind.DOUBLE; |
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288 } else if (category.equals(FPUs)) { |
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289 return SPARCKind.SINGLE; |
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290 } else if (category.equals(FPUq)) { |
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291 return SPARCKind.QUAD; |
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292 } else { |
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293 throw new IllegalArgumentException("Unknown register category: " + category); |
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294 } |
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295 } |
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296 |
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297 @Override |
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298 public PlatformKind getPlatformKind(JavaKind javaKind) { |
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299 switch (javaKind) { |
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300 case Boolean: |
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301 case Byte: |
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302 return SPARCKind.BYTE; |
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303 case Short: |
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304 case Char: |
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305 return SPARCKind.HWORD; |
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306 case Int: |
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307 return SPARCKind.WORD; |
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308 case Long: |
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309 case Object: |
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310 return SPARCKind.XWORD; |
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311 case Float: |
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312 return SPARCKind.SINGLE; |
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313 case Double: |
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314 return SPARCKind.DOUBLE; |
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315 default: |
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316 throw new IllegalArgumentException("Unknown JavaKind: " + javaKind); |
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317 } |
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318 } |
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319 |
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320 private static int getDoubleEncoding(int reg) { |
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321 assert reg < 64 && ((reg & 1) == 0); |
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322 return (reg & 0x1e) | ((reg & 0x20) >> 5); |
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323 } |
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324 |
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325 private static int getQuadncoding(int reg) { |
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326 assert reg < 64 && ((reg & 1) == 0); |
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327 return (reg & 0x1c) | ((reg & 0x20) >> 5); |
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328 } |
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329 |
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330 public Set<CPUFeature> getFeatures() { |
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331 return features; |
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332 } |
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333 |
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334 public boolean hasFeature(CPUFeature feature) { |
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335 return features.contains(feature); |
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336 } |
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337 |
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338 public enum CPUFeature { |
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339 VIS1, |
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340 VIS2, |
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341 VIS3, |
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342 CBCOND, |
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343 V8, |
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344 HARDWARE_MUL32, |
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345 HARDWARE_DIV32, |
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346 HARDWARE_FSMULD, |
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347 HARDWARE_POPC, |
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348 V9, |
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349 SUN4V, |
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350 BLK_INIT_INSTRUCTIONS, |
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351 FMAF, |
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352 FMAU, |
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353 SPARC64_FAMILY, |
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354 M_FAMILY, |
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355 T_FAMILY, |
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356 T1_MODEL, |
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357 SPARC5, |
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358 AES, |
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359 SHA1, |
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360 SHA256, |
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361 SHA512 |
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362 } |
7740
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363 } |