annotate agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCRegisters.java @ 2042:0a8e0d4345b3 hs20-b05 jdk7-b124

7010068: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - first pass Summary: Update the copyright to be 2010 on all changed files in OpenJDK Reviewed-by: jcoomes
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date Mon, 03 Jan 2011 15:30:05 -0800
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1 /*
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2 * Copyright (c) 2000, 2003, 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
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25 package sun.jvm.hotspot.asm.sparc;
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26
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27 import sun.jvm.hotspot.utilities.*;
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28
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29 public class SPARCRegisters {
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30
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31 public static final SPARCRegister G0;
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32 public static final SPARCRegister G1;
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33 public static final SPARCRegister G2;
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34 public static final SPARCRegister G3;
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35 public static final SPARCRegister G4;
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36 public static final SPARCRegister G5;
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37 public static final SPARCRegister G6;
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38 public static final SPARCRegister G7;
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39 public static final SPARCRegister O0;
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40 public static final SPARCRegister O1;
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41 public static final SPARCRegister O2;
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42 public static final SPARCRegister O3;
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43 public static final SPARCRegister O4;
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44 public static final SPARCRegister O5;
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45 public static final SPARCRegister O6;
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46 public static final SPARCRegister O7;
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47 public static final SPARCRegister L0;
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48 public static final SPARCRegister L1;
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49 public static final SPARCRegister L2;
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50 public static final SPARCRegister L3;
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51 public static final SPARCRegister L4;
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52 public static final SPARCRegister L5;
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53 public static final SPARCRegister L6;
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54 public static final SPARCRegister L7;
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55 public static final SPARCRegister I0;
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56 public static final SPARCRegister I1;
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57 public static final SPARCRegister I2;
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58 public static final SPARCRegister I3;
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59 public static final SPARCRegister I4;
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60 public static final SPARCRegister I5;
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61 public static final SPARCRegister I6;
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62 public static final SPARCRegister I7;
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63
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64 private static String registerNames[];
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65 public static final int NUM_REGISTERS = 32;
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66 private static SPARCRegister registers[];
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67
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68 static {
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69 G0 = new SPARCRegister(0);
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70 G1 = new SPARCRegister(1);
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71 G2 = new SPARCRegister(2);
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72 G3 = new SPARCRegister(3);
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73 G4 = new SPARCRegister(4);
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74 G5 = new SPARCRegister(5);
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75 G6 = new SPARCRegister(6);
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76 G7 = new SPARCRegister(7);
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77 O0 = new SPARCRegister(8);
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78 O1 = new SPARCRegister(9);
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79 O2 = new SPARCRegister(10);
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80 O3 = new SPARCRegister(11);
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81 O4 = new SPARCRegister(12);
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82 O5 = new SPARCRegister(13);
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83 O6 = new SPARCRegister(14);
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84 O7 = new SPARCRegister(15);
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85 L0 = new SPARCRegister(16);
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86 L1 = new SPARCRegister(17);
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87 L2 = new SPARCRegister(18);
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88 L3 = new SPARCRegister(19);
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89 L4 = new SPARCRegister(20);
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90 L5 = new SPARCRegister(21);
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91 L6 = new SPARCRegister(22);
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92 L7 = new SPARCRegister(23);
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93 I0 = new SPARCRegister(24);
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94 I1 = new SPARCRegister(25);
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95 I2 = new SPARCRegister(26);
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96 I3 = new SPARCRegister(27);
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97 I4 = new SPARCRegister(28);
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98 I5 = new SPARCRegister(29);
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99 I6 = new SPARCRegister(30);
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100 I7 = new SPARCRegister(31);
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101 registerNames = new String[NUM_REGISTERS];
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102 registerNames[G0.getNumber()] = "%g0";
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103 registerNames[G1.getNumber()] = "%g1";
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104 registerNames[G2.getNumber()] = "%g2";
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105 registerNames[G3.getNumber()] = "%g3";
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106 registerNames[G4.getNumber()] = "%g4";
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107 registerNames[G5.getNumber()] = "%g5";
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108 registerNames[G6.getNumber()] = "%g6";
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109 registerNames[G7.getNumber()] = "%g7";
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110 registerNames[O0.getNumber()] = "%o0";
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111 registerNames[O1.getNumber()] = "%o1";
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112 registerNames[O2.getNumber()] = "%o2";
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113 registerNames[O3.getNumber()] = "%o3";
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114 registerNames[O4.getNumber()] = "%o4";
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115 registerNames[O5.getNumber()] = "%o5";
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116 registerNames[O6.getNumber()] = "%sp";
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117 registerNames[O7.getNumber()] = "%o7";
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118 registerNames[I0.getNumber()] = "%i0";
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119 registerNames[I1.getNumber()] = "%i1";
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120 registerNames[I2.getNumber()] = "%i2";
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121 registerNames[I3.getNumber()] = "%i3";
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122 registerNames[I4.getNumber()] = "%i4";
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123 registerNames[I5.getNumber()] = "%i5";
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124 registerNames[I6.getNumber()] = "%fp";
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125 registerNames[I7.getNumber()] = "%i7";
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126 registerNames[L0.getNumber()] = "%l0";
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127 registerNames[L1.getNumber()] = "%l1";
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128 registerNames[L2.getNumber()] = "%l2";
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129 registerNames[L3.getNumber()] = "%l3";
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130 registerNames[L4.getNumber()] = "%l4";
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131 registerNames[L5.getNumber()] = "%l5";
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132 registerNames[L6.getNumber()] = "%l6";
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133 registerNames[L7.getNumber()] = "%l7";
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134 registers = (new SPARCRegister[] {
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135 G0, G1, G2, G3, G4, G5, G6, G7, O0, O1,
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136 O2, O3, O4, O5, O6, O7, L0, L1, L2, L3,
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137 L4, L5, L6, L7, I0, I1, I2, I3, I4, I5,
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138 I6, I7
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139 });
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140 }
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141
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142 public static final SPARCRegister FP = I6;
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143 public static final SPARCRegister SP = O6;
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144
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145 // Interpreter frames
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146
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147 public static final SPARCRegister Lesp = L0; // expression stack pointer
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148 public static final SPARCRegister Lbcp = L1; // pointer to next bytecode
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149 public static final SPARCRegister Lmethod = L2;
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150 public static final SPARCRegister Llocals = L3;
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151 public static final SPARCRegister Lmonitors = L4;
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152 public static final SPARCRegister Lbyte_code = L5;
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153 public static final SPARCRegister Lscratch = L5;
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154 public static final SPARCRegister Lscratch2 = L6;
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155 public static final SPARCRegister LcpoolCache = L6; // constant pool cache
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156
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157 public static final SPARCRegister OparamAddr = O0; // Callers Parameter area address
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158 public static final SPARCRegister IsavedSP = I5; // Saved SP before bumping for locals
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159 public static final SPARCRegister IsizeCalleeParms = I4; // Saved size of Callee parms used to pop arguments
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160 public static final SPARCRegister IdispatchAddress = I3; // Register which saves the dispatch address for each bytecode
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161 public static final SPARCRegister IdispatchTables = I2; // Base address of the bytecode dispatch tables
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162
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163
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164 /** Prefer to use this instead of the constant above */
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165 public static int getNumRegisters() {
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166 return NUM_REGISTERS;
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167 }
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168
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169
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170 public static String getRegisterName(int regNum) {
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171 if (regNum < 0 || regNum >= NUM_REGISTERS) {
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172 return "[Illegal register " + regNum + "]";
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173 }
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174
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175 if (Assert.ASSERTS_ENABLED) {
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176 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!");
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177 }
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178
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179 return registerNames[regNum];
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180 }
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181
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182 public static SPARCRegister getRegister(int regNum) {
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183 if (Assert.ASSERTS_ENABLED) {
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184 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!");
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185 }
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186
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187 return registers[regNum];
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188 }
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189 }