Mercurial > hg > graal-jvmci-8
annotate graal/GraalCompiler/src/com/sun/c1x/gen/LIRGenerator.java @ 2868:6d24c27902a2
turned inlining into a phase, some node cloning fixes, added NodeWorklist
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Tue, 07 Jun 2011 19:19:14 +0200 |
parents | c6bdec623ef9 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2009, 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.c1x.gen; |
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24 |
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25 import static com.sun.cri.bytecode.Bytecodes.*; |
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26 import static com.sun.cri.bytecode.Bytecodes.MemoryBarriers.*; |
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27 import static com.sun.cri.ci.CiCallingConvention.Type.*; |
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28 import static com.sun.cri.ci.CiValue.*; |
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29 |
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30 import java.lang.reflect.*; |
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31 import java.util.*; |
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32 |
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33 import com.oracle.graal.graph.*; |
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34 import com.oracle.max.asm.*; |
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35 import com.sun.c1x.*; |
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36 import com.sun.c1x.alloc.*; |
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37 import com.sun.c1x.alloc.OperandPool.VariableFlag; |
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38 import com.sun.c1x.debug.*; |
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39 import com.sun.c1x.globalstub.*; |
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40 import com.sun.c1x.graph.*; |
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41 import com.sun.c1x.ir.*; |
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42 import com.sun.c1x.lir.*; |
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43 import com.sun.c1x.util.*; |
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44 import com.sun.c1x.value.*; |
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45 import com.sun.cri.bytecode.Bytecodes.MemoryBarriers; |
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46 import com.sun.cri.ci.*; |
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47 import com.sun.cri.ri.*; |
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48 import com.sun.cri.xir.CiXirAssembler.XirConstant; |
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49 import com.sun.cri.xir.CiXirAssembler.XirInstruction; |
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50 import com.sun.cri.xir.CiXirAssembler.XirOperand; |
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51 import com.sun.cri.xir.CiXirAssembler.XirParameter; |
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52 import com.sun.cri.xir.CiXirAssembler.XirRegister; |
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53 import com.sun.cri.xir.CiXirAssembler.XirTemp; |
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54 import com.sun.cri.xir.*; |
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55 |
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56 /** |
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57 * This class traverses the HIR instructions and generates LIR instructions from them. |
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58 */ |
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59 public abstract class LIRGenerator extends ValueVisitor { |
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60 |
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61 /** |
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62 * Helper class for inserting memory barriers as necessary to implement the Java Memory Model |
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63 * with respect to volatile field accesses. |
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64 * |
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65 * @see MemoryBarriers |
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66 */ |
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67 class VolatileMemoryAccess { |
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68 /** |
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69 * Inserts any necessary memory barriers before a volatile write as required by the JMM. |
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70 */ |
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71 void preVolatileWrite() { |
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72 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_WRITE); |
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73 if (compilation.target.isMP && barriers != 0) { |
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74 lir.membar(barriers); |
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75 } |
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76 } |
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77 |
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78 /** |
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79 * Inserts any necessary memory barriers after a volatile write as required by the JMM. |
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80 */ |
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81 void postVolatileWrite() { |
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82 int barriers = compilation.target.arch.requiredBarriers(JMM_POST_VOLATILE_WRITE); |
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83 if (compilation.target.isMP && barriers != 0) { |
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84 lir.membar(barriers); |
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85 } |
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86 } |
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87 |
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88 /** |
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89 * Inserts any necessary memory barriers before a volatile read as required by the JMM. |
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90 */ |
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91 void preVolatileRead() { |
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92 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_READ); |
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93 if (compilation.target.isMP && barriers != 0) { |
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94 lir.membar(barriers); |
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95 } |
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96 } |
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97 |
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98 /** |
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99 * Inserts any necessary memory barriers after a volatile read as required by the JMM. |
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100 */ |
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101 void postVolatileRead() { |
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102 // Ensure field's data is loaded before any subsequent loads or stores. |
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103 int barriers = compilation.target.arch.requiredBarriers(LOAD_LOAD | LOAD_STORE); |
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104 if (compilation.target.isMP && barriers != 0) { |
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105 lir.membar(barriers); |
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106 } |
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107 } |
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108 } |
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109 |
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110 /** |
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111 * Forces the result of a given instruction to be available in a given register, |
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112 * inserting move instructions if necessary. |
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113 * |
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114 * @param instruction an instruction that produces a {@linkplain Value#operand() result} |
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115 * @param register the {@linkplain CiRegister} in which the result of {@code instruction} must be available |
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116 * @return {@code register} as an operand |
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117 */ |
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118 protected CiValue force(Value instruction, CiRegister register) { |
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119 return force(instruction, register.asValue(instruction.kind)); |
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120 } |
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121 |
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122 /** |
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123 * Forces the result of a given instruction to be available in a given operand, |
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124 * inserting move instructions if necessary. |
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125 * |
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126 * @param instruction an instruction that produces a {@linkplain Value#operand() result} |
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127 * @param operand the operand in which the result of {@code instruction} must be available |
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128 * @return {@code operand} |
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129 */ |
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130 protected CiValue force(Value instruction, CiValue operand) { |
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131 CiValue result = makeOperand(instruction); |
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132 if (result != operand) { |
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133 assert result.kind != CiKind.Illegal; |
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134 if (!compilation.archKindsEqual(result.kind, operand.kind)) { |
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135 // moves between different types need an intervening spill slot |
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136 CiValue tmp = forceToSpill(result, operand.kind, false); |
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137 lir.move(tmp, operand); |
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138 } else { |
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139 lir.move(result, operand); |
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140 } |
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141 } |
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142 return operand; |
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143 } |
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144 |
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145 protected CiValue load(Value val) { |
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146 CiValue result = makeOperand(val); |
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147 if (!result.isVariableOrRegister()) { |
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148 CiVariable operand = newVariable(val.kind); |
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149 lir.move(result, operand); |
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150 return operand; |
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151 } |
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152 return result; |
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153 } |
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154 |
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155 // the range of values in a lookupswitch or tableswitch statement |
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156 private static final class SwitchRange { |
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157 final int lowKey; |
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158 int highKey; |
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159 final LIRBlock sux; |
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160 |
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161 SwitchRange(int lowKey, LIRBlock sux) { |
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162 this.lowKey = lowKey; |
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163 this.highKey = lowKey; |
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164 this.sux = sux; |
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165 } |
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166 } |
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167 |
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168 protected final C1XCompilation compilation; |
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169 protected final IR ir; |
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170 protected final XirSupport xirSupport; |
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171 protected final RiXirGenerator xir; |
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172 protected final boolean isTwoOperand; |
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173 |
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174 private LIRBlock currentBlock; |
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175 |
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176 public final OperandPool operands; |
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177 |
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178 private Value currentInstruction; |
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179 private Value lastInstructionPrinted; // Debugging only |
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180 |
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181 private List<CiConstant> constants; |
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182 private List<CiVariable> variablesForConstants; |
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183 protected LIRList lir; |
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184 final VolatileMemoryAccess vma; |
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185 private ArrayList<DeoptimizationStub> deoptimizationStubs; |
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186 private FrameState lastState; |
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187 |
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188 public LIRGenerator(C1XCompilation compilation) { |
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189 this.compilation = compilation; |
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190 this.ir = compilation.hir(); |
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191 this.xir = compilation.compiler.xir; |
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192 this.xirSupport = new XirSupport(); |
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193 this.isTwoOperand = compilation.target.arch.twoOperandMode(); |
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194 this.vma = new VolatileMemoryAccess(); |
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195 |
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196 constants = new ArrayList<CiConstant>(); |
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197 variablesForConstants = new ArrayList<CiVariable>(); |
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198 |
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199 this.operands = new OperandPool(compilation.target); |
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200 } |
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201 |
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202 public ArrayList<DeoptimizationStub> deoptimizationStubs() { |
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203 return deoptimizationStubs; |
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204 } |
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205 |
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206 private void addDeoptimizationStub(DeoptimizationStub stub) { |
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207 if (deoptimizationStubs == null) { |
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208 deoptimizationStubs = new ArrayList<LIRGenerator.DeoptimizationStub>(); |
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209 } |
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210 deoptimizationStubs.add(stub); |
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211 } |
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212 |
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213 public static class DeoptimizationStub { |
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214 public final Label label = new Label(); |
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215 public final LIRDebugInfo info; |
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216 |
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217 public DeoptimizationStub(FrameState state) { |
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218 info = new LIRDebugInfo(state); |
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219 } |
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220 } |
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221 |
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222 public void doBlock(LIRBlock block) { |
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223 blockDoProlog(block); |
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224 this.currentBlock = block; |
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225 |
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226 if (C1XOptions.TraceLIRGeneratorLevel >= 1) { |
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227 TTY.println("BEGIN Generating LIR for block B" + block.blockID()); |
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228 } |
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229 |
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230 if (block.blockPredecessors().size() > 1) { |
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231 lastState = null; |
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232 } |
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233 |
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234 for (Node instr : block.getInstructions()) { |
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235 FrameState stateAfter = null; |
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236 if (instr instanceof Instruction) { |
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237 stateAfter = ((Instruction) instr).stateAfter(); |
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238 } |
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239 FrameState stateBefore = null; |
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240 if (instr instanceof StateSplit && ((StateSplit) instr).stateBefore() != null) { |
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241 stateBefore = ((StateSplit) instr).stateBefore(); |
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242 } |
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243 if (stateBefore != null) { |
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244 lastState = stateBefore; |
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245 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
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246 TTY.println("STATE CHANGE (stateBefore)"); |
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247 if (C1XOptions.TraceLIRGeneratorLevel >= 3) { |
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248 TTY.println(stateBefore.toString()); |
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249 } |
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250 } |
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251 } |
2801
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Make block contains a list of nodes instead a list of instructions.
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252 if (!(instr instanceof Merge) && instr != instr.graph().start()) { |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
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253 walkState(instr, stateAfter); |
2801
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254 doRoot((Value) instr); |
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255 } |
2623
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256 if (stateAfter != null) { |
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257 lastState = stateAfter; |
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258 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
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259 TTY.println("STATE CHANGE"); |
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260 if (C1XOptions.TraceLIRGeneratorLevel >= 3) { |
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261 TTY.println(stateAfter.toString()); |
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262 } |
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263 } |
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264 } |
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265 } |
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266 if (block.blockSuccessors().size() >= 1 && (block.getInstructions().size() == 0 || !jumpsToNextBlock(block.getInstructions().get(block.getInstructions().size() - 1)))) { |
2788
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267 moveToPhi(); |
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268 block.lir().jump(block.blockSuccessors().get(0)); |
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269 } |
2623
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270 |
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271 if (C1XOptions.TraceLIRGeneratorLevel >= 1) { |
2718
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272 TTY.println("END Generating LIR for block B" + block.blockID()); |
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273 } |
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274 |
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275 block.setLastState(lastState); |
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276 this.currentBlock = null; |
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277 blockDoEpilog(); |
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278 } |
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279 |
2823 | 280 private static boolean jumpsToNextBlock(Node node) { |
281 return node instanceof BlockEnd; | |
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282 } |
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283 |
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284 @Override |
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285 public void visitArrayLength(ArrayLength x) { |
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286 emitArrayLength(x); |
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287 } |
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288 |
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289 public CiValue emitArrayLength(ArrayLength x) { |
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290 XirArgument array = toXirArgument(x.array()); |
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291 XirSnippet snippet = xir.genArrayLength(site(x), array); |
2541
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292 emitXir(snippet, x, stateFor(x), null, true); |
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293 return x.operand(); |
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294 } |
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295 |
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296 private FrameState setOperandsForLocals() { |
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297 CiCallingConvention args = compilation.frameMap().incomingArguments(); |
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298 int bci = 0; |
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299 if (Modifier.isSynchronized(compilation.method.accessFlags())) { |
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300 bci = Instruction.SYNCHRONIZATION_ENTRY_BCI; |
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301 } |
2842
7596ae867a7b
basic inlining passes all tests, including optimistic inlining
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302 FrameState fs = new FrameState(compilation.method, bci, compilation.method.maxLocals(), 0, 0, compilation.graph); |
2771
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303 for (Node node : compilation.graph.start().usages()) { |
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304 if (node instanceof Local) { |
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305 Local local = (Local) node; |
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306 int i = local.index(); |
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307 fs.storeLocal(i, local); |
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308 |
2771
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309 CiValue src = args.locations[i]; |
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310 assert src.isLegal() : "check"; |
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311 |
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312 CiVariable dest = newVariable(src.kind.stackKind()); |
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313 lir.move(src, dest, src.kind); |
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314 |
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315 assert src.kind.stackKind() == local.kind.stackKind() : "local type check failed"; |
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316 setResult(local, dest); |
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317 } |
2507
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318 } |
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319 return fs; |
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320 } |
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321 |
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322 @Override |
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323 public void visitCheckCast(CheckCast x) { |
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324 XirArgument obj = toXirArgument(x.object()); |
2600
f1bc67c2d453
new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
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325 XirSnippet snippet = xir.genCheckCast(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass()); |
2507
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326 emitXir(snippet, x, stateFor(x), null, true); |
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327 } |
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328 |
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|
329 @Override |
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330 public void visitInstanceOf(InstanceOf x) { |
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331 XirArgument obj = toXirArgument(x.object()); |
2600
f1bc67c2d453
new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
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|
332 XirSnippet snippet = xir.genInstanceOf(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass()); |
2634
4dd0573f510b
FrameState fixes.
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|
333 emitXir(snippet, x, stateFor(x), null, true); |
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334 } |
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|
335 |
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|
336 @Override |
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|
337 public void visitMonitorEnter(MonitorEnter x) { |
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|
338 XirArgument obj = toXirArgument(x.object()); |
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|
339 XirArgument lockAddress = toXirArgument(x.lockAddress()); |
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|
340 XirSnippet snippet = xir.genMonitorEnter(site(x), obj, lockAddress); |
2634
4dd0573f510b
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|
341 emitXir(snippet, x, stateFor(x), stateFor(x, x.stateAfter()), null, true, null); |
2507
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342 } |
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|
343 |
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|
344 @Override |
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|
345 public void visitMonitorExit(MonitorExit x) { |
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|
346 XirArgument obj = toXirArgument(x.object()); |
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|
347 XirArgument lockAddress = toXirArgument(x.lockAddress()); |
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|
348 XirSnippet snippet = xir.genMonitorExit(site(x), obj, lockAddress); |
2634
4dd0573f510b
FrameState fixes.
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|
349 emitXir(snippet, x, stateFor(x), null, true); |
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|
350 } |
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|
351 |
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|
352 @Override |
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353 public void visitStoreIndexed(StoreIndexed x) { |
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354 XirArgument array = toXirArgument(x.array()); |
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|
355 XirArgument length = x.length() == null ? null : toXirArgument(x.length()); |
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|
356 XirArgument index = toXirArgument(x.index()); |
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|
357 XirArgument value = toXirArgument(x.value()); |
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|
358 XirSnippet snippet = xir.genArrayStore(site(x), array, index, length, value, x.elementKind(), null); |
2634
4dd0573f510b
FrameState fixes.
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|
359 emitXir(snippet, x, stateFor(x), null, true); |
2507
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360 } |
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361 |
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362 @Override |
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363 public void visitNewInstance(NewInstance x) { |
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364 XirSnippet snippet = xir.genNewInstance(site(x), x.instanceClass()); |
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365 emitXir(snippet, x, stateFor(x), null, true); |
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366 } |
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367 |
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368 @Override |
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369 public void visitNewTypeArray(NewTypeArray x) { |
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370 XirArgument length = toXirArgument(x.length()); |
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371 XirSnippet snippet = xir.genNewArray(site(x), length, x.elementKind(), null, null); |
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372 emitXir(snippet, x, stateFor(x), null, true); |
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373 } |
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374 |
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375 @Override |
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376 public void visitNewObjectArray(NewObjectArray x) { |
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377 XirArgument length = toXirArgument(x.length()); |
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378 XirSnippet snippet = xir.genNewArray(site(x), length, CiKind.Object, x.elementClass(), x.exactType()); |
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379 emitXir(snippet, x, stateFor(x), null, true); |
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380 } |
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381 |
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382 @Override |
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383 public void visitNewMultiArray(NewMultiArray x) { |
2600
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new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
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384 XirArgument[] dims = new XirArgument[x.dimensionCount()]; |
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385 |
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386 for (int i = 0; i < dims.length; i++) { |
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387 dims[i] = toXirArgument(x.dimension(i)); |
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388 } |
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389 |
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Graph duplication now passes all tests
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390 XirSnippet snippet = xir.genNewMultiArray(site(x), dims, x.elementType); |
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391 emitXir(snippet, x, stateFor(x), null, true); |
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392 } |
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393 |
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394 @Override |
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395 public void visitConstant(Constant x) { |
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396 if (!canInlineAsConstant(x)) { |
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397 CiValue res = x.operand(); |
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398 if (!(res.isLegal())) { |
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399 res = x.asConstant(); |
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400 } |
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401 if (res.isConstant()) { |
2546
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402 CiVariable reg = createResultVariable(x); |
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403 lir.move(res, reg); |
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404 } else { |
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405 setResult(x, (CiVariable) res); |
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406 } |
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407 } |
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408 } |
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409 |
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410 @Override |
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411 public void visitExceptionObject(ExceptionObject x) { |
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412 XirSnippet snippet = xir.genExceptionObject(site(x)); |
2634
4dd0573f510b
FrameState fixes.
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413 emitXir(snippet, x, stateFor(x), null, true); |
2507
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414 } |
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415 |
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416 @Override |
2822
530366123e46
Invoke is a block end
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417 public void visitAnchor(Anchor x) { |
2507
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418 setNoResult(x); |
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419 |
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420 // emit phi-instruction moves after safepoint since this simplifies |
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421 // describing the state at the safepoint. |
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422 |
2778
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Enabled new block finding algorithm.
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2775
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423 moveToPhi(); |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
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2718
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424 lir.jump(getLIRBlock(x.defaultSuccessor())); |
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425 } |
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426 |
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427 @Override |
2852
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Move TypeCHeck to floating nodes, rename Nodes to aboid using an *Op suffix
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428 public void visitIfOp(Conditional i) { |
2507
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429 Value x = i.x(); |
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430 Value y = i.y(); |
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431 CiKind xtype = x.kind; |
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432 CiKind ttype = i.trueValue().kind; |
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433 assert xtype.isInt() || xtype.isObject() : "cannot handle others"; |
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434 assert ttype.isInt() || ttype.isObject() || ttype.isLong() || ttype.isWord() : "cannot handle others"; |
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435 assert ttype.equals(i.falseValue().kind) : "cannot handle others"; |
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|
436 |
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437 CiValue left = load(x); |
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|
438 CiValue right = null; |
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|
439 if (!canInlineAsConstant(y)) { |
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440 right = load(y); |
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441 } else { |
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442 right = makeOperand(y); |
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443 } |
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|
444 |
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445 CiValue tVal = makeOperand(i.trueValue()); |
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446 CiValue fVal = makeOperand(i.falseValue()); |
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447 CiValue reg = createResultVariable(i); |
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|
448 |
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449 lir.cmp(i.condition(), left, right); |
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450 lir.cmove(i.condition(), tVal, fVal, reg); |
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451 } |
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|
452 |
2671
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
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|
453 protected FrameState stateBeforeInvokeReturn(Invoke invoke) { |
2716
c1a9bf38da28
Removed bci from the Instruction class.
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2715
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454 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind); |
2640
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More frame state fixes. All jtt tests passing now again.
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|
455 } |
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More frame state fixes. All jtt tests passing now again.
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|
456 |
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|
457 protected FrameState stateBeforeInvokeWithArguments(Invoke invoke) { |
2666
6ca76b891d31
duplicateModified helper method
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parents:
2661
diff
changeset
|
458 Value[] args = new Value[invoke.argumentCount()]; |
6ca76b891d31
duplicateModified helper method
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2661
diff
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|
459 for (int i = 0; i < invoke.argumentCount(); i++) { |
6ca76b891d31
duplicateModified helper method
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parents:
2661
diff
changeset
|
460 args[i] = invoke.argument(i); |
2640
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More frame state fixes. All jtt tests passing now again.
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2639
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|
461 } |
2716
c1a9bf38da28
Removed bci from the Instruction class.
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2715
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|
462 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind, args); |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
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|
463 } |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
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|
464 |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
changeset
|
465 private int getBeforeInvokeBci(Invoke invoke) { |
2825
9ba6a8abe894
Fix Invoke bci problem
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2823
diff
changeset
|
466 /*int length = 3; |
2716
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
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|
467 if (invoke.opcode() == Bytecodes.INVOKEINTERFACE) { |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
changeset
|
468 length += 2; |
c1a9bf38da28
Removed bci from the Instruction class.
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parents:
2715
diff
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|
469 } |
2825
9ba6a8abe894
Fix Invoke bci problem
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2823
diff
changeset
|
470 return invoke.stateAfter().bci - length;*/ |
9ba6a8abe894
Fix Invoke bci problem
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2823
diff
changeset
|
471 return invoke.bci; |
2628
569228710be8
More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2623
diff
changeset
|
472 } |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
473 |
2507
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diff
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|
474 @Override |
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diff
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|
475 public void visitInvoke(Invoke x) { |
9ec15d6914ca
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diff
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|
476 RiMethod target = x.target(); |
2640
9e30cf6dcf96
More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2639
diff
changeset
|
477 LIRDebugInfo info = stateFor(x, stateBeforeInvokeWithArguments(x)); |
2671
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
478 LIRDebugInfo info2 = stateFor(x, stateBeforeInvokeReturn(x)); |
2833
1cd59ca9ac86
Removed Throw HIR instruction. Removed special handling for exceptions in register allocator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2826
diff
changeset
|
479 if (x.exceptionEdge() != null) { |
1cd59ca9ac86
Removed Throw HIR instruction. Removed special handling for exceptions in register allocator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2826
diff
changeset
|
480 info2.setExceptionEdge(getLIRBlock(x.exceptionEdge())); |
1cd59ca9ac86
Removed Throw HIR instruction. Removed special handling for exceptions in register allocator.
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481 } |
2507
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482 |
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483 XirSnippet snippet = null; |
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484 |
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485 int opcode = x.opcode(); |
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486 XirArgument receiver; |
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487 switch (opcode) { |
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488 case INVOKESTATIC: |
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489 snippet = xir.genInvokeStatic(site(x), target); |
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490 break; |
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491 case INVOKESPECIAL: |
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492 receiver = toXirArgument(x.receiver()); |
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493 snippet = xir.genInvokeSpecial(site(x), receiver, target); |
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494 break; |
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495 case INVOKEVIRTUAL: |
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496 receiver = toXirArgument(x.receiver()); |
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497 snippet = xir.genInvokeVirtual(site(x), receiver, target); |
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498 break; |
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499 case INVOKEINTERFACE: |
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500 receiver = toXirArgument(x.receiver()); |
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501 snippet = xir.genInvokeInterface(site(x), receiver, target); |
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502 break; |
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503 } |
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504 |
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505 CiValue destinationAddress = null; |
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506 // emitting the template earlier can ease pressure on register allocation, but the argument loading can destroy an |
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507 // implicit calling convention between the XirSnippet and the call. |
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508 if (!C1XOptions.InvokeSnippetAfterArguments) { |
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509 destinationAddress = emitXir(snippet, x, info.copy(), x.target(), false); |
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510 } |
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511 |
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512 CiValue resultOperand = resultOperandFor(x.kind); |
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513 CiCallingConvention cc = compilation.frameMap().getCallingConvention(x.signature(), JavaCall); |
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514 List<CiValue> pointerSlots = new ArrayList<CiValue>(2); |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
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515 List<CiValue> argList = visitInvokeArguments(cc, x, pointerSlots); |
2507
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516 |
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517 if (C1XOptions.InvokeSnippetAfterArguments) { |
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518 destinationAddress = emitXir(snippet, x, info.copy(), null, x.target(), false, pointerSlots); |
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519 } |
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520 |
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521 // emit direct or indirect call to the destination address |
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522 if (destinationAddress instanceof CiConstant) { |
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523 // Direct call |
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524 assert ((CiConstant) destinationAddress).isDefaultValue() : "destination address should be zero"; |
2640
9e30cf6dcf96
More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
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525 lir.callDirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots); |
2507
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526 } else { |
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527 // Indirect call |
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changeset
|
528 argList.add(destinationAddress); |
2640
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529 lir.callIndirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots); |
2507
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530 } |
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531 |
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532 if (resultOperand.isLegal()) { |
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533 CiValue result = createResultVariable(x); |
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534 lir.move(resultOperand, result); |
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535 } |
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536 } |
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537 |
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538 @Override |
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539 public void visitMonitorAddress(MonitorAddress x) { |
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540 CiValue result = createResultVariable(x); |
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541 lir.monitorAddress(x.monitor(), result); |
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542 } |
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543 |
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544 /** |
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545 * For note on volatile fields, see {@link #visitStoreField(StoreField)}. |
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546 */ |
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547 @Override |
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548 public void visitLoadField(LoadField x) { |
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549 RiField field = x.field(); |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
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550 LIRDebugInfo info = stateFor(x); |
2507
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551 XirArgument receiver = toXirArgument(x.object()); |
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552 XirSnippet snippet = x.isStatic() ? xir.genGetStatic(site(x), receiver, field) : xir.genGetField(site(x), receiver, field); |
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parents:
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553 emitXir(snippet, x, info, null, true); |
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554 |
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555 if (x.isVolatile()) { |
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556 vma.postVolatileRead(); |
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557 } |
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|
558 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
559 |
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parents:
diff
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|
560 @Override |
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561 public void visitLoadIndexed(LoadIndexed x) { |
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562 XirArgument array = toXirArgument(x.array()); |
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Pull over of compiler from maxine repository.
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563 XirArgument index = toXirArgument(x.index()); |
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564 XirArgument length = toXirArgument(x.length()); |
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diff
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565 XirSnippet snippet = xir.genArrayLoad(site(x), array, index, length, x.elementKind(), null); |
2634
4dd0573f510b
FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2633
diff
changeset
|
566 emitXir(snippet, x, stateFor(x), null, true); |
2507
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diff
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|
567 } |
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Pull over of compiler from maxine repository.
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diff
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|
568 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
569 protected GlobalStub stubFor(CiRuntimeCall runtimeCall) { |
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Pull over of compiler from maxine repository.
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570 GlobalStub stub = compilation.compiler.lookupGlobalStub(runtimeCall); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
571 compilation.frameMap().usesGlobalStub(stub); |
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diff
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572 return stub; |
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diff
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573 } |
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diff
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|
574 |
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diff
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575 protected GlobalStub stubFor(GlobalStub.Id globalStub) { |
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576 GlobalStub stub = compilation.compiler.lookupGlobalStub(globalStub); |
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577 compilation.frameMap().usesGlobalStub(stub); |
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578 return stub; |
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diff
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|
579 } |
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parents:
diff
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|
580 |
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diff
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|
581 protected GlobalStub stubFor(XirTemplate template) { |
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582 GlobalStub stub = compilation.compiler.lookupGlobalStub(template); |
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diff
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583 compilation.frameMap().usesGlobalStub(stub); |
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|
584 return stub; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
585 } |
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parents:
diff
changeset
|
586 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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changeset
|
587 @Override |
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diff
changeset
|
588 public void visitLocal(Local x) { |
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Pull over of compiler from maxine repository.
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parents:
diff
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589 if (x.operand().isIllegal()) { |
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|
590 createResultVariable(x); |
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parents:
diff
changeset
|
591 } |
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diff
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|
592 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
593 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
594 @Override |
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parents:
diff
changeset
|
595 public void visitLookupSwitch(LookupSwitch x) { |
9ec15d6914ca
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parents:
diff
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|
596 CiValue tag = load(x.value()); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
597 setNoResult(x); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
598 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
599 if (x.numberOfCases() == 0 || x.numberOfCases() < C1XOptions.SequentialSwitchLimit) { |
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diff
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|
600 int len = x.numberOfCases(); |
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parents:
diff
changeset
|
601 for (int i = 0; i < len; i++) { |
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Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
602 lir.cmp(Condition.EQ, tag, x.keyAt(i)); |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
603 lir.branch(Condition.EQ, CiKind.Int, getLIRBlock(x.blockSuccessor(i))); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
604 } |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
605 lir.jump(getLIRBlock(x.defaultSuccessor())); |
2507
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parents:
diff
changeset
|
606 } else { |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
607 visitSwitchRanges(createLookupRanges(x), tag, getLIRBlock(x.defaultSuccessor())); |
2507
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parents:
diff
changeset
|
608 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
609 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
610 |
2755
80b024e75b29
small fix for dead blocks
Lukas Stadler <lukas.stadler@jku.at>
parents:
2738
diff
changeset
|
611 protected LIRBlock getLIRBlock(Instruction b) { |
2789
aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2788
diff
changeset
|
612 LIRBlock result = ir.valueToBlock.get(b); |
aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2788
diff
changeset
|
613 if (result == null) { |
aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2788
diff
changeset
|
614 TTY.println("instruction without lir block: " + b); |
aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2788
diff
changeset
|
615 } |
aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2788
diff
changeset
|
616 return result; |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
617 } |
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
618 |
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
619 @Override |
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|
620 public void visitNullCheck(NullCheck x) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
621 CiValue value = load(x.object()); |
2661
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2660
diff
changeset
|
622 LIRDebugInfo info = stateFor(x); |
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2660
diff
changeset
|
623 lir.nullCheck(value, info); |
2507
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|
624 } |
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diff
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|
625 |
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parents:
diff
changeset
|
626 @Override |
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parents:
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|
627 public void visitPhi(Phi i) { |
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|
628 Util.shouldNotReachHere(); |
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diff
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|
629 } |
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parents:
diff
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|
630 |
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diff
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|
631 @Override |
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632 public void visitReturn(Return x) { |
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|
633 if (x.kind.isVoid()) { |
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634 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method); |
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diff
changeset
|
635 if (epilogue != null) { |
2775
3b73b230b86b
Removed more stateAfter usages.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
636 emitXir(epilogue, x, null, compilation.method, false); |
2507
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637 lir.returnOp(IllegalValue); |
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parents:
diff
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|
638 } |
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diff
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|
639 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
640 CiValue operand = resultOperandFor(x.kind); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
641 CiValue result = force(x.result(), operand); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
642 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method); |
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parents:
diff
changeset
|
643 if (epilogue != null) { |
2775
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Removed more stateAfter usages.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2774
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|
644 emitXir(epilogue, x, null, compilation.method, false); |
2507
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diff
changeset
|
645 lir.returnOp(result); |
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diff
changeset
|
646 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
647 } |
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changeset
|
648 setNoResult(x); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
649 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
650 |
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diff
changeset
|
651 protected XirArgument toXirArgument(CiValue v) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
652 if (v == null) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
653 return null; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
654 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
655 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
656 return XirArgument.forInternalObject(v); |
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diff
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|
657 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
658 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
659 protected XirArgument toXirArgument(Value i) { |
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parents:
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|
660 if (i == null) { |
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parents:
diff
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|
661 return null; |
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diff
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|
662 } |
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parents:
diff
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|
663 |
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diff
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|
664 return XirArgument.forInternalObject(new LIRItem(i, this)); |
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parents:
diff
changeset
|
665 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
666 |
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parents:
diff
changeset
|
667 private CiValue allocateOperand(XirSnippet snippet, XirOperand op) { |
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diff
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|
668 if (op instanceof XirParameter) { |
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|
669 XirParameter param = (XirParameter) op; |
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670 return allocateOperand(snippet.arguments[param.parameterIndex], op, param.canBeConstant); |
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parents:
diff
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|
671 } else if (op instanceof XirRegister) { |
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parents:
diff
changeset
|
672 XirRegister reg = (XirRegister) op; |
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parents:
diff
changeset
|
673 return reg.register; |
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parents:
diff
changeset
|
674 } else if (op instanceof XirTemp) { |
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parents:
diff
changeset
|
675 return newVariable(op.kind); |
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parents:
diff
changeset
|
676 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
677 Util.shouldNotReachHere(); |
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parents:
diff
changeset
|
678 return null; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
679 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
680 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
681 |
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parents:
diff
changeset
|
682 private CiValue allocateOperand(XirArgument arg, XirOperand var, boolean canBeConstant) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
683 if (arg.constant != null) { |
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parents:
diff
changeset
|
684 return arg.constant; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
685 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
686 assert arg.object != null; |
9ec15d6914ca
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parents:
diff
changeset
|
687 if (arg.object instanceof CiValue) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
688 return (CiValue) arg.object; |
9ec15d6914ca
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parents:
diff
changeset
|
689 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
690 assert arg.object instanceof LIRItem; |
9ec15d6914ca
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parents:
diff
changeset
|
691 LIRItem item = (LIRItem) arg.object; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
692 if (canBeConstant) { |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
693 return item.instruction.operand(); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
694 } else { |
2537
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
695 CiKind kind = var.kind; |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
696 if (kind == CiKind.Byte || kind == CiKind.Boolean) { |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
697 item.loadByteItem(); |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
698 } else { |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
699 item.loadItem(); |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
700 } |
2507
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parents:
diff
changeset
|
701 return item.result(); |
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Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
702 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
703 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
704 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
705 |
2812
d27bdbec3d67
Removed ArrayLength from CFG. Fixed an issue when scheduling Merge instructions within a block.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2807
diff
changeset
|
706 protected CiValue emitXir(XirSnippet snippet, Value x, LIRDebugInfo info, RiMethod method, boolean setInstructionResult) { |
2507
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parents:
diff
changeset
|
707 return emitXir(snippet, x, info, null, method, setInstructionResult, null); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
708 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
709 |
2812
d27bdbec3d67
Removed ArrayLength from CFG. Fixed an issue when scheduling Merge instructions within a block.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2807
diff
changeset
|
710 protected CiValue emitXir(XirSnippet snippet, Value instruction, LIRDebugInfo info, LIRDebugInfo infoAfter, RiMethod method, boolean setInstructionResult, List<CiValue> pointerSlots) { |
2507
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parents:
diff
changeset
|
711 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
712 TTY.println("Emit XIR template " + snippet.template.name); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
713 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
714 |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
715 final CiValue[] operands = new CiValue[snippet.template.variableCount]; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
716 |
9ec15d6914ca
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parents:
diff
changeset
|
717 compilation.frameMap().reserveOutgoing(snippet.template.outgoingStackSize); |
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parents:
diff
changeset
|
718 |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
719 XirOperand resultOperand = snippet.template.resultOperand; |
9ec15d6914ca
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parents:
diff
changeset
|
720 |
9ec15d6914ca
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parents:
diff
changeset
|
721 if (snippet.template.allocateResultOperand) { |
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parents:
diff
changeset
|
722 CiValue outputOperand = IllegalValue; |
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parents:
diff
changeset
|
723 // This snippet has a result that must be separately allocated |
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parents:
diff
changeset
|
724 // Otherwise it is assumed that the result is part of the inputs |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
725 if (resultOperand.kind != CiKind.Void && resultOperand.kind != CiKind.Illegal) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
726 if (setInstructionResult) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
727 outputOperand = newVariable(instruction.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
728 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
729 outputOperand = newVariable(resultOperand.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
730 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
731 assert operands[resultOperand.index] == null; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
732 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
733 operands[resultOperand.index] = outputOperand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
734 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
735 TTY.println("Output operand: " + outputOperand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
736 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
737 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
738 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
739 for (XirTemp t : snippet.template.temps) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
740 if (t instanceof XirRegister) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
741 XirRegister reg = (XirRegister) t; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
742 if (!t.reserve) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
743 operands[t.index] = reg.register; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
744 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
745 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
746 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
747 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
748 for (XirTemplate calleeTemplate : snippet.template.calleeTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
749 // TODO Save these for use in X86LIRAssembler |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
750 stubFor(calleeTemplate); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
751 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
752 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
753 for (XirConstant c : snippet.template.constants) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
754 assert operands[c.index] == null; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
755 operands[c.index] = c.value; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
756 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
757 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
758 XirOperand[] inputOperands = snippet.template.inputOperands; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
759 XirOperand[] inputTempOperands = snippet.template.inputTempOperands; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
760 XirOperand[] tempOperands = snippet.template.tempOperands; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
761 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
762 CiValue[] operandArray = new CiValue[inputOperands.length + inputTempOperands.length + tempOperands.length]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
763 int[] operandIndicesArray = new int[inputOperands.length + inputTempOperands.length + tempOperands.length]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
764 for (int i = 0; i < inputOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
765 XirOperand x = inputOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
766 CiValue op = allocateOperand(snippet, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
767 operands[x.index] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
768 operandArray[i] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
769 operandIndicesArray[i] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
770 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
771 TTY.println("Input operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
772 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
773 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
774 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
775 for (int i = 0; i < inputTempOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
776 XirOperand x = inputTempOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
777 CiValue op = allocateOperand(snippet, x); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
778 CiValue newOp = newVariable(op.kind); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
779 lir.move(op, newOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
780 operands[x.index] = newOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
781 operandArray[i + inputOperands.length] = newOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
782 operandIndicesArray[i + inputOperands.length] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
783 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
784 TTY.println("InputTemp operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
785 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
786 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
787 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
788 for (int i = 0; i < tempOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
789 XirOperand x = tempOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
790 CiValue op = allocateOperand(snippet, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
791 operands[x.index] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
792 operandArray[i + inputOperands.length + inputTempOperands.length] = op; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
793 operandIndicesArray[i + inputOperands.length + inputTempOperands.length] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
794 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
795 TTY.println("Temp operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
796 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
797 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
798 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
799 for (CiValue operand : operands) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
800 assert operand != null; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
801 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
802 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
803 CiValue allocatedResultOperand = operands[resultOperand.index]; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
804 if (!allocatedResultOperand.isVariableOrRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
805 allocatedResultOperand = IllegalValue; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
806 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
807 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
808 if (setInstructionResult && allocatedResultOperand.isLegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
809 if (instruction.operand().isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
810 setResult(instruction, (CiVariable) allocatedResultOperand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
811 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
812 assert instruction.operand() == allocatedResultOperand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
813 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
814 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
815 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
816 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
817 XirInstruction[] slowPath = snippet.template.slowPath; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
818 if (!operands[resultOperand.index].isConstant() || snippet.template.fastPath.length != 0 || (slowPath != null && slowPath.length > 0)) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
819 // XIR instruction is only needed when the operand is not a constant! |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
820 lir.xir(snippet, operands, allocatedResultOperand, inputTempOperands.length, tempOperands.length, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
821 operandArray, operandIndicesArray, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
822 (operands[resultOperand.index] == IllegalValue) ? -1 : resultOperand.index, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
823 info, infoAfter, method, pointerSlots); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
824 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
825 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
826 return operands[resultOperand.index]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
827 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
828 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
829 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
830 public void visitStoreField(StoreField x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
831 RiField field = x.field(); |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
832 LIRDebugInfo info = stateFor(x); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
833 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
834 if (x.isVolatile()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
835 vma.preVolatileWrite(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
836 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
837 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
838 XirArgument receiver = toXirArgument(x.object()); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
839 XirArgument value = toXirArgument(x.value()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
840 XirSnippet snippet = x.isStatic() ? xir.genPutStatic(site(x), receiver, field, value) : xir.genPutField(site(x), receiver, field, value); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
841 emitXir(snippet, x, info, null, true); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
842 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
843 if (x.isVolatile()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
844 vma.postVolatileWrite(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
845 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
846 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
847 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
848 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
849 public void visitTableSwitch(TableSwitch x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
850 |
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851 LIRItem value = new LIRItem(x.value(), this); |
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852 // Making a copy of the switch value is necessary when generating a jump table |
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853 value.setDestroysRegister(); |
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854 value.loadItem(); |
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changeset
|
855 |
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changeset
|
856 CiValue tag = value.result(); |
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changeset
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857 setNoResult(x); |
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parents:
diff
changeset
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858 |
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859 // TODO: tune the defaults for the controls used to determine what kind of translation to use |
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860 if (x.numberOfCases() == 0 || x.numberOfCases() <= C1XOptions.SequentialSwitchLimit) { |
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861 int loKey = x.lowKey(); |
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862 int len = x.numberOfCases(); |
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|
863 for (int i = 0; i < len; i++) { |
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864 lir.cmp(Condition.EQ, tag, i + loKey); |
2725
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|
865 lir.branch(Condition.EQ, CiKind.Int, getLIRBlock(x.blockSuccessor(i))); |
2507
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866 } |
2725
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|
867 lir.jump(getLIRBlock(x.defaultSuccessor())); |
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868 } else { |
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869 SwitchRange[] switchRanges = createLookupRanges(x); |
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870 int rangeDensity = x.numberOfCases() / switchRanges.length; |
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871 if (rangeDensity >= C1XOptions.RangeTestsSwitchDensity) { |
2725
c379183d1c54
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872 visitSwitchRanges(switchRanges, tag, getLIRBlock(x.defaultSuccessor())); |
2507
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873 } else { |
2793
d3fc4fe063bf
Rename BlockBegin to Merge, remove some Block related member from it. Made CFGPrinter work with the Block class from schedule
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2789
diff
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|
874 List<Instruction> nonDefaultSuccessors = x.blockSuccessors().subList(0, x.numberOfCases()); |
2725
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parents:
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diff
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|
875 LIRBlock[] targets = new LIRBlock[nonDefaultSuccessors.size()]; |
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|
876 for (int i = 0; i < nonDefaultSuccessors.size(); ++i) { |
c379183d1c54
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parents:
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877 targets[i] = getLIRBlock(nonDefaultSuccessors.get(i)); |
c379183d1c54
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diff
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|
878 } |
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Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
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879 lir.tableswitch(tag, x.lowKey(), getLIRBlock(x.defaultSuccessor()), targets); |
2507
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|
880 } |
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|
881 } |
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|
882 } |
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|
883 |
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diff
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|
884 @Override |
2671
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
885 public void visitDeoptimize(Deoptimize deoptimize) { |
2709
7b7dbe19fafb
Remove all unresolved cases from HotspotXirGenerator, use more explicit Deopt, Deopt to lastState instead of stateBefore
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2677
diff
changeset
|
886 DeoptimizationStub stub = new DeoptimizationStub(lastState); |
2671
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New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
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|
887 addDeoptimizationStub(stub); |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
888 lir.branch(Condition.TRUE, stub.label, stub.info); |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
889 } |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
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|
890 |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
891 private void blockDoEpilog() { |
2507
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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892 if (C1XOptions.PrintIRWithLIR) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
893 TTY.println(); |
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diff
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|
894 } |
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Pull over of compiler from maxine repository.
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|
895 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
896 // clear out variables for local constants |
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diff
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|
897 constants.clear(); |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
898 variablesForConstants.clear(); |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
899 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
900 |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
901 private void blockDoProlog(LIRBlock block) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
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changeset
|
902 if (C1XOptions.PrintIRWithLIR) { |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
903 TTY.print(block.toString()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
904 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
905 // set up the list of LIR instructions |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
906 assert block.lir() == null : "LIR list already computed for this block"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
907 lir = new LIRList(this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
908 block.setLir(lir); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
909 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
910 lir.branchDestination(block.label()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
911 if (block == ir.startBlock) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
912 XirSnippet prologue = xir.genPrologue(null, compilation.method); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
913 if (prologue != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
914 emitXir(prologue, null, null, null, false); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
915 } |
2783
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
916 FrameState fs = setOperandsForLocals(); |
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
917 lastState = fs; |
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
918 } else if (block.blockPredecessors().size() == 1) { |
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
919 FrameState fs = block.blockPredecessors().get(0).lastState(); |
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
920 assert fs != null; |
9bc0c2eb00d6
Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2782
diff
changeset
|
921 lastState = fs; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
922 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
923 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
924 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
925 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
926 * Copies a given value into an operand that is forced to be a stack location. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
927 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
928 * @param value a value to be forced onto the stack |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
929 * @param kind the kind of new operand |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
930 * @param mustStayOnStack specifies if the new operand must never be allocated to a register |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
931 * @return the operand that is guaranteed to be a stack location when it is |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
932 * initially defined a by move from {@code value} |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
933 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
934 CiValue forceToSpill(CiValue value, CiKind kind, boolean mustStayOnStack) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
935 assert value.isLegal() : "value should not be illegal"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
936 assert kind.jvmSlots == value.kind.jvmSlots : "size mismatch"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
937 if (!value.isVariableOrRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
938 // force into a variable that must start in memory |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
939 CiValue operand = operands.newVariable(value.kind, mustStayOnStack ? VariableFlag.MustStayInMemory : VariableFlag.MustStartInMemory); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
940 lir.move(value, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
941 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
942 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
943 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
944 // create a spill location |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
945 CiValue operand = operands.newVariable(kind, mustStayOnStack ? VariableFlag.MustStayInMemory : VariableFlag.MustStartInMemory); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
946 // move from register to spill |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
947 lir.move(value, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
948 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
949 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
950 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
951 private CiVariable loadConstant(Constant x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
952 return loadConstant(x.asConstant(), x.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
953 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
954 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
955 protected CiVariable loadConstant(CiConstant c, CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
956 // XXX: linear search might be kind of slow for big basic blocks |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
957 int index = constants.indexOf(c); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
958 if (index != -1) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
959 C1XMetrics.LoadConstantIterations += index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
960 return variablesForConstants.get(index); |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
961 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
962 C1XMetrics.LoadConstantIterations += constants.size(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
963 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
964 CiVariable result = newVariable(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
965 lir.move(c, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
966 constants.add(c); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
967 variablesForConstants.add(result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
968 return result; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
969 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
970 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
971 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
972 * Allocates a variable operand to hold the result of a given instruction. |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
973 * This can only be performed once for any given instruction. |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
974 * |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
975 * @param x an instruction that produces a result |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
976 * @return the variable assigned to hold the result produced by {@code x} |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
977 */ |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
978 protected CiVariable createResultVariable(Value x) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
979 CiVariable operand = newVariable(x.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
980 setResult(x, operand); |
9ec15d6914ca
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parents:
diff
changeset
|
981 return operand; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
982 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
983 |
2519
f6125fb5bfbc
Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2515
diff
changeset
|
984 @Override |
f6125fb5bfbc
Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2515
diff
changeset
|
985 public void visitRegisterFinalizer(RegisterFinalizer x) { |
2628
569228710be8
More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2623
diff
changeset
|
986 CiValue receiver = load(x.object()); |
2669
405e7947a940
Fixed RegisterFinalizer stateBefore.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2661
diff
changeset
|
987 LIRDebugInfo info = stateFor(x, x.stateBefore()); |
2507
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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changeset
|
988 callRuntime(CiRuntimeCall.RegisterFinalizer, info, receiver); |
9ec15d6914ca
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parents:
diff
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|
989 setNoResult(x); |
9ec15d6914ca
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parents:
diff
changeset
|
990 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
991 |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
992 private void visitSwitchRanges(SwitchRange[] x, CiValue value, LIRBlock defaultSux) { |
2507
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parents:
diff
changeset
|
993 for (int i = 0; i < x.length; i++) { |
9ec15d6914ca
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parents:
diff
changeset
|
994 SwitchRange oneRange = x[i]; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
995 int lowKey = oneRange.lowKey; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
996 int highKey = oneRange.highKey; |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
997 LIRBlock dest = oneRange.sux; |
2507
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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changeset
|
998 if (lowKey == highKey) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
999 lir.cmp(Condition.EQ, value, lowKey); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1000 lir.branch(Condition.EQ, CiKind.Int, dest); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1001 } else if (highKey - lowKey == 1) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1002 lir.cmp(Condition.EQ, value, lowKey); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1003 lir.branch(Condition.EQ, CiKind.Int, dest); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1004 lir.cmp(Condition.EQ, value, highKey); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1005 lir.branch(Condition.EQ, CiKind.Int, dest); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1006 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1007 Label l = new Label(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1008 lir.cmp(Condition.LT, value, lowKey); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1009 lir.branch(Condition.LT, l); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1010 lir.cmp(Condition.LE, value, highKey); |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
1011 lir.branch(Condition.LE, CiKind.Int, dest); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1012 lir.branchDestination(l); |
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Pull over of compiler from maxine repository.
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parents:
diff
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|
1013 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1014 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1015 lir.jump(defaultSux); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1016 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1017 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1018 protected void arithmeticOpFpu(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1019 CiValue leftOp = left; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1020 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1021 if (isTwoOperand && leftOp != result) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1022 assert right != result : "malformed"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1023 lir.move(leftOp, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1024 leftOp = result; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1025 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1026 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1027 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1028 case DADD: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1029 case FADD: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1030 lir.add(leftOp, right, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1031 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1032 case FMUL: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1033 case DMUL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1034 lir.mul(leftOp, right, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1035 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1036 case DSUB: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1037 case FSUB: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1038 lir.sub(leftOp, right, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1039 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1040 case FDIV: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1041 case DDIV: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1042 lir.div(leftOp, right, result, null); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1043 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1044 default: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1045 Util.shouldNotReachHere(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1046 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1047 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1048 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1049 protected void arithmeticOpInt(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1050 CiValue leftOp = left; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1051 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1052 if (isTwoOperand && leftOp != result) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1053 assert right != result : "malformed"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1054 lir.move(leftOp, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1055 leftOp = result; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1056 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1057 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1058 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1059 case IADD: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1060 lir.add(leftOp, right, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1061 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1062 case IMUL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1063 boolean didStrengthReduce = false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1064 if (right.isConstant()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1065 CiConstant rightConstant = (CiConstant) right; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1066 int c = rightConstant.asInt(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1067 if (CiUtil.isPowerOf2(c)) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1068 // do not need tmp here |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1069 lir.shiftLeft(leftOp, CiUtil.log2(c), result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1070 didStrengthReduce = true; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1071 } else { |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1072 didStrengthReduce = strengthReduceMultiply(leftOp, c, result, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1073 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1074 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1075 // we couldn't strength reduce so just emit the multiply |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1076 if (!didStrengthReduce) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1077 lir.mul(leftOp, right, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1078 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1079 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1080 case ISUB: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1081 lir.sub(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1082 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1083 default: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1084 // idiv and irem are handled elsewhere |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1085 Util.shouldNotReachHere(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1086 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1087 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1088 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1089 protected void arithmeticOpLong(int code, CiValue result, CiValue left, CiValue right, LIRDebugInfo info) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1090 CiValue leftOp = left; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1091 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1092 if (isTwoOperand && leftOp != result) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1093 assert right != result : "malformed"; |
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1094 lir.move(leftOp, result); |
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1095 leftOp = result; |
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1096 } |
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|
1097 |
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1098 switch (code) { |
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1099 case LADD: |
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1100 lir.add(leftOp, right, result); |
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1101 break; |
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1102 case LMUL: |
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1103 lir.mul(leftOp, right, result); |
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1104 break; |
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|
1105 case LSUB: |
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1106 lir.sub(leftOp, right, result); |
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1107 break; |
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1108 default: |
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1109 // ldiv and lrem are handled elsewhere |
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1110 Util.shouldNotReachHere(); |
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1111 } |
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1112 } |
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|
1113 |
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1114 protected final CiValue callRuntime(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) { |
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1115 // get a result register |
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1116 CiKind result = runtimeCall.resultKind; |
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1117 CiKind[] arguments = runtimeCall.arguments; |
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1118 |
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1119 CiValue physReg = result.isVoid() ? IllegalValue : resultOperandFor(result); |
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1120 |
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1121 List<CiValue> argumentList; |
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1122 if (arguments.length > 0) { |
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1123 // move the arguments into the correct location |
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1124 CiCallingConvention cc = compilation.frameMap().getCallingConvention(arguments, RuntimeCall); |
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1125 assert cc.locations.length == args.length : "argument count mismatch"; |
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1126 for (int i = 0; i < args.length; i++) { |
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1127 CiValue arg = args[i]; |
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1128 CiValue loc = cc.locations[i]; |
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1129 if (loc.isRegister()) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1130 lir.move(arg, loc); |
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1131 } else { |
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1132 assert loc.isStackSlot(); |
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1133 CiStackSlot slot = (CiStackSlot) loc; |
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1134 if (slot.kind == CiKind.Long || slot.kind == CiKind.Double) { |
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1135 lir.unalignedMove(arg, slot); |
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|
1136 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1137 lir.move(arg, slot); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1138 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1139 } |
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1140 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1141 argumentList = Arrays.asList(cc.locations); |
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1142 } else { |
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|
1143 // no arguments |
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1144 assert args == null || args.length == 0; |
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1145 argumentList = Util.uncheckedCast(Collections.emptyList()); |
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|
1146 } |
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|
1147 |
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|
1148 lir.callRuntime(runtimeCall, physReg, argumentList, info); |
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|
1149 |
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|
1150 return physReg; |
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diff
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|
1151 } |
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diff
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|
1152 |
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|
1153 protected final CiVariable callRuntimeWithResult(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1154 CiVariable result = newVariable(runtimeCall.resultKind); |
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Pull over of compiler from maxine repository.
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1155 CiValue location = callRuntime(runtimeCall, info, args); |
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Pull over of compiler from maxine repository.
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|
1156 lir.move(location, result); |
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|
1157 return result; |
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|
1158 } |
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|
1159 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1160 SwitchRange[] createLookupRanges(LookupSwitch x) { |
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|
1161 // we expect the keys to be sorted by increasing value |
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|
1162 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases()); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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1163 int len = x.numberOfCases(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1164 if (len > 0) { |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
1165 LIRBlock defaultSux = getLIRBlock(x.defaultSuccessor()); |
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1166 int key = x.keyAt(0); |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
1167 LIRBlock sux = getLIRBlock(x.blockSuccessor(0)); |
2507
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|
1168 SwitchRange range = new SwitchRange(key, sux); |
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|
1169 for (int i = 1; i < len; i++) { |
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Pull over of compiler from maxine repository.
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changeset
|
1170 int newKey = x.keyAt(i); |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
1171 LIRBlock newSux = getLIRBlock(x.blockSuccessor(i)); |
2507
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|
1172 if (key + 1 == newKey && sux == newSux) { |
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diff
changeset
|
1173 // still in same range |
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diff
changeset
|
1174 range.highKey = newKey; |
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1175 } else { |
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|
1176 // skip tests which explicitly dispatch to the default |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1177 if (range.sux != defaultSux) { |
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|
1178 res.add(range); |
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|
1179 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1180 range = new SwitchRange(newKey, newSux); |
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|
1181 } |
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|
1182 key = newKey; |
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|
1183 sux = newSux; |
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|
1184 } |
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|
1185 if (res.size() == 0 || res.get(res.size() - 1) != range) { |
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|
1186 res.add(range); |
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diff
changeset
|
1187 } |
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changeset
|
1188 } |
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|
1189 return res.toArray(new SwitchRange[res.size()]); |
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|
1190 } |
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|
1191 |
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|
1192 SwitchRange[] createLookupRanges(TableSwitch x) { |
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|
1193 // XXX: try to merge this with the code for LookupSwitch |
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|
1194 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases()); |
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diff
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|
1195 int len = x.numberOfCases(); |
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parents:
diff
changeset
|
1196 if (len > 0) { |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
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|
1197 LIRBlock sux = getLIRBlock(x.blockSuccessor(0)); |
2507
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changeset
|
1198 int key = x.lowKey(); |
2725
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Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
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2718
diff
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|
1199 LIRBlock defaultSux = getLIRBlock(x.defaultSuccessor()); |
2507
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1200 SwitchRange range = new SwitchRange(key, sux); |
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|
1201 for (int i = 0; i < len; i++, key++) { |
2725
c379183d1c54
Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2718
diff
changeset
|
1202 LIRBlock newSux = getLIRBlock(x.blockSuccessor(i)); |
2507
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changeset
|
1203 if (sux == newSux) { |
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parents:
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changeset
|
1204 // still in same range |
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|
1205 range.highKey = key; |
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|
1206 } else { |
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changeset
|
1207 // skip tests which explicitly dispatch to the default |
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|
1208 if (sux != defaultSux) { |
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|
1209 res.add(range); |
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changeset
|
1210 } |
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changeset
|
1211 range = new SwitchRange(key, newSux); |
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|
1212 } |
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|
1213 sux = newSux; |
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changeset
|
1214 } |
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changeset
|
1215 if (res.size() == 0 || res.get(res.size() - 1) != range) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1216 res.add(range); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1217 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1218 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1219 return res.toArray(new SwitchRange[res.size()]); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1220 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1221 |
2801
2af109bec0c0
Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2796
diff
changeset
|
1222 void doRoot(Value instr) { |
2623
b129b7da1397
Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2622
diff
changeset
|
1223 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
2801
2af109bec0c0
Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2796
diff
changeset
|
1224 TTY.println("Emitting LIR for instruction " + instr); |
2623
b129b7da1397
Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2622
diff
changeset
|
1225 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1226 currentInstruction = instr; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1227 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1228 if (C1XOptions.TraceLIRVisit) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1229 TTY.println("Visiting " + instr); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1230 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1231 instr.accept(this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1232 if (C1XOptions.TraceLIRVisit) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1233 TTY.println("Operand for " + instr + " = " + instr.operand()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1234 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1235 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1236 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1237 protected void logicOp(int code, CiValue resultOp, CiValue leftOp, CiValue rightOp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1238 if (isTwoOperand && leftOp != resultOp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1239 assert rightOp != resultOp : "malformed"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1240 lir.move(leftOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1241 leftOp = resultOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1242 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1243 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1244 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1245 case IAND: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1246 case LAND: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1247 lir.logicalAnd(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1248 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1249 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1250 case IOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1251 case LOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1252 lir.logicalOr(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1253 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1254 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1255 case IXOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1256 case LXOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1257 lir.logicalXor(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1258 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1259 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1260 default: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1261 Util.shouldNotReachHere(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1262 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1263 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1264 |
2769
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1265 void moveToPhi(PhiResolver resolver, Value curVal, Value suxVal, List<Phi> phis, int predIndex) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1266 // move current value to referenced phi function |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1267 if (suxVal instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1268 Phi phi = (Phi) suxVal; |
2769
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1269 |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1270 // curVal can be null without phi being null in conjunction with inlining |
2821
015be60afcf3
removed flags from Value class
Lukas Stadler <lukas.stadler@jku.at>
parents:
2812
diff
changeset
|
1271 if (!phi.isDead() && curVal != null && curVal != phi) { |
2769
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1272 |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1273 assert phis.contains(phi); |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1274 if (phi.valueAt(predIndex) != curVal) { |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1275 phi.print(TTY.out()); |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1276 } |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1277 assert phi.valueAt(predIndex) == curVal : "curVal=" + curVal + "valueAt(" + predIndex + ")=" + phi.valueAt(predIndex); |
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1278 |
2821
015be60afcf3
removed flags from Value class
Lukas Stadler <lukas.stadler@jku.at>
parents:
2812
diff
changeset
|
1279 assert !phi.isDead() : "illegal phi cannot be marked as live"; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1280 if (curVal instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1281 operandForPhi((Phi) curVal); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1282 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1283 CiValue operand = curVal.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1284 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1285 assert curVal instanceof Constant || curVal instanceof Local : "these can be produced lazily"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1286 operand = operandForInstruction(curVal); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1287 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1288 resolver.move(operand, operandForPhi(phi)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1289 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1290 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1291 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1292 |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1293 private List<Phi> getPhis(LIRBlock block) { |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1294 if (block.getInstructions().size() > 0) { |
2806
f35c6f8f0f5d
Fixed two regressions due to the flexible scheduling.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2805
diff
changeset
|
1295 Node i = block.firstInstruction(); |
2793
d3fc4fe063bf
Rename BlockBegin to Merge, remove some Block related member from it. Made CFGPrinter work with the Block class from schedule
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2789
diff
changeset
|
1296 if (i instanceof Merge) { |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1297 List<Phi> result = new ArrayList<Phi>(); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1298 for (Node n : i.usages()) { |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1299 if (n instanceof Phi) { |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1300 result.add((Phi) n); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1301 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1302 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1303 return result; |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1304 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1305 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1306 return null; |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1307 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1308 |
2778
2ac7b30b7290
Enabled new block finding algorithm.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2775
diff
changeset
|
1309 protected void moveToPhi() { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1310 // Moves all stack values into their phi position |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1311 LIRBlock bb = currentBlock; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1312 if (bb.numberOfSux() == 1) { |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1313 LIRBlock sux = bb.suxAt(0); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1314 assert sux.numberOfPreds() > 0 : "invalid CFG"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1315 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1316 // a block with only one predecessor never has phi functions |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1317 if (sux.numberOfPreds() > 1) { |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1318 |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1319 |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1320 List<Phi> phis = getPhis(sux); |
2769
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1321 |
2774
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1322 if (phis != null) { |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1323 |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1324 int predIndex = 0; |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1325 for (; predIndex < sux.numberOfPreds(); ++predIndex) { |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1326 if (sux.predAt(predIndex) == bb) { |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1327 break; |
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1328 } |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1329 } |
2774
93fd92c9f8b0
Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2772
diff
changeset
|
1330 assert predIndex < sux.numberOfPreds(); |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1331 |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1332 PhiResolver resolver = new PhiResolver(this); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1333 for (Phi phi : phis) { |
2821
015be60afcf3
removed flags from Value class
Lukas Stadler <lukas.stadler@jku.at>
parents:
2812
diff
changeset
|
1334 if (!phi.isDead()) { |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1335 Value curVal = phi.valueAt(predIndex); |
2769
dd6419f4bfe2
Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2768
diff
changeset
|
1336 if (curVal != null && curVal != phi) { |
2768
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1337 if (curVal instanceof Phi) { |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1338 operandForPhi((Phi) curVal); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1339 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1340 CiValue operand = curVal.operand(); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1341 if (operand.isIllegal()) { |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1342 assert curVal instanceof Constant || curVal instanceof Local : "these can be produced lazily" + curVal + "/" + phi; |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1343 operand = operandForInstruction(curVal); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1344 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1345 resolver.move(operand, operandForPhi(phi)); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1346 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1347 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1348 } |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1349 resolver.dispose(); |
43ffa0e47a46
Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2767
diff
changeset
|
1350 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1351 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1352 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1353 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1354 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1355 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1356 * Creates a new {@linkplain CiVariable variable}. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1357 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1358 * @param kind the kind of the variable |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1359 * @return a new variable |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1360 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1361 public CiVariable newVariable(CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1362 return operands.newVariable(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1363 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1364 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1365 CiValue operandForInstruction(Value x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1366 CiValue operand = x.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1367 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1368 if (x instanceof Constant) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1369 x.setOperand(x.asConstant()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1370 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1371 assert x instanceof Phi || x instanceof Local : "only for Phi and Local"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1372 // allocate a variable for this local or phi |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1373 createResultVariable(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1374 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1375 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1376 return x.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1377 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1378 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1379 private CiValue operandForPhi(Phi phi) { |
2868
6d24c27902a2
turned inlining into a phase, some node cloning fixes, added NodeWorklist
Lukas Stadler <lukas.stadler@jku.at>
parents:
2852
diff
changeset
|
1380 assert !phi.isDead() : "dead phi: " + phi.id(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1381 if (phi.operand().isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1382 // allocate a variable for this phi |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1383 CiVariable operand = newVariable(phi.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1384 setResult(phi, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1385 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1386 return phi.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1387 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1388 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1389 protected void postGCWriteBarrier(CiValue addr, CiValue newVal) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1390 XirSnippet writeBarrier = xir.genWriteBarrier(toXirArgument(addr)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1391 if (writeBarrier != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1392 emitXir(writeBarrier, null, null, null, false); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1393 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1394 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1395 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1396 protected void preGCWriteBarrier(CiValue addrOpr, boolean patch, LIRDebugInfo info) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1397 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1398 |
2847
caf55daa41dc
Fixed/FLoating Node
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2826
diff
changeset
|
1399 protected void setNoResult(Value x) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1400 x.clearOperand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1401 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1402 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1403 protected CiValue setResult(Value x, CiVariable operand) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1404 x.setOperand(operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1405 if (C1XOptions.DetailedAsserts) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1406 operands.recordResult(operand, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1407 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1408 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1409 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1410 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1411 protected void shiftOp(int code, CiValue resultOp, CiValue value, CiValue count, CiValue tmp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1412 if (isTwoOperand && value != resultOp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1413 assert count != resultOp : "malformed"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1414 lir.move(value, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1415 value = resultOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1416 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1417 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1418 assert count.isConstant() || count.isVariableOrRegister(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1419 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1420 case ISHL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1421 case LSHL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1422 lir.shiftLeft(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1423 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1424 case ISHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1425 case LSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1426 lir.shiftRight(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1427 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1428 case IUSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1429 case LUSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1430 lir.unsignedShiftRight(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1431 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1432 default: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1433 Util.shouldNotReachHere(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1434 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1435 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1436 |
2801
2af109bec0c0
Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2796
diff
changeset
|
1437 protected void walkState(Node x, FrameState state) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1438 if (state == null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1439 return; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1440 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1441 for (int index = 0; index < state.stackSize(); index++) { |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1442 Value value = state.stackAt(index); |
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1443 if (value != x) { |
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1444 walkStateValue(value); |
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1445 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1446 } |
2716
c1a9bf38da28
Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2715
diff
changeset
|
1447 for (int index = 0; index < state.localsSize(); index++) { |
c1a9bf38da28
Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2715
diff
changeset
|
1448 final Value value = state.localAt(index); |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2546
diff
changeset
|
1449 if (value != null) { |
2821
015be60afcf3
removed flags from Value class
Lukas Stadler <lukas.stadler@jku.at>
parents:
2812
diff
changeset
|
1450 if (!(value instanceof Phi && ((Phi) value).isDead())) { |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2546
diff
changeset
|
1451 walkStateValue(value); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1452 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1453 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1454 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1455 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1456 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1457 private void walkStateValue(Value value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1458 if (value != null) { |
2821
015be60afcf3
removed flags from Value class
Lukas Stadler <lukas.stadler@jku.at>
parents:
2812
diff
changeset
|
1459 if (value instanceof Phi && !((Phi) value).isDead()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1460 // phi's are special |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1461 operandForPhi((Phi) value); |
2515
4fdef1464592
Removed extended bytecodes and related HIR instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2509
diff
changeset
|
1462 } else if (value.operand().isIllegal()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1463 // instruction doesn't have an operand yet |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1464 CiValue operand = makeOperand(value); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1465 assert operand.isLegal() : "must be evaluated now"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1466 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1467 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1468 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1469 |
2805
c3f64b66fc78
Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2801
diff
changeset
|
1470 protected LIRDebugInfo stateFor(Value x) { |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1471 assert lastState != null : "must have state before instruction for " + x; |
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2602
diff
changeset
|
1472 return stateFor(x, lastState); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1473 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1474 |
2805
c3f64b66fc78
Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2801
diff
changeset
|
1475 protected LIRDebugInfo stateFor(Value x, FrameState state) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1476 if (compilation.placeholderState != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1477 state = compilation.placeholderState; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1478 } |
2833
1cd59ca9ac86
Removed Throw HIR instruction. Removed special handling for exceptions in register allocator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2826
diff
changeset
|
1479 return new LIRDebugInfo(state); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1480 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1481 |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1482 List<CiValue> visitInvokeArguments(CiCallingConvention cc, Invoke x, List<CiValue> pointerSlots) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1483 // for each argument, load it into the correct location |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1484 List<CiValue> argList = new ArrayList<CiValue>(x.argumentCount()); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1485 int j = 0; |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1486 for (int i = 0; i < x.argumentCount(); i++) { |
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1487 Value arg = x.argument(i); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1488 if (arg != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1489 CiValue operand = cc.locations[j++]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1490 if (operand.isRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1491 force(arg, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1492 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1493 LIRItem param = new LIRItem(arg, this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1494 assert operand.isStackSlot(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1495 CiStackSlot slot = (CiStackSlot) operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1496 assert !slot.inCallerFrame(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1497 param.loadForStore(slot.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1498 if (slot.kind == CiKind.Long || slot.kind == CiKind.Double) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1499 lir.unalignedMove(param.result(), slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1500 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1501 lir.move(param.result(), slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1502 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1503 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1504 if (arg.kind == CiKind.Object && pointerSlots != null) { |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1505 // This slot must be marked explicitly in the pointer map. |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1506 pointerSlots.add(slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1507 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1508 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1509 argList.add(operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1510 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1511 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1512 return argList; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1513 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1514 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1515 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1516 * Ensures that an operand has been {@linkplain Value#setOperand(CiValue) initialized} |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1517 * for storing the result of an instruction. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1518 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1519 * @param instruction an instruction that produces a result value |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1520 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1521 protected CiValue makeOperand(Value instruction) { |
2537
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1522 if (instruction == null) { |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1523 return CiValue.IllegalValue; |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1524 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1525 CiValue operand = instruction.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1526 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1527 if (instruction instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1528 // a phi may not have an operand yet if it is for an exception block |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1529 operand = operandForPhi((Phi) instruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1530 } else if (instruction instanceof Constant) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1531 operand = operandForInstruction(instruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1532 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1533 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1534 // the value must be a constant or have a valid operand |
2805
c3f64b66fc78
Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2801
diff
changeset
|
1535 assert operand.isLegal() : "this root has not been visited yet; instruction=" + instruction; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1536 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1537 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1538 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1539 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1540 * Gets the ABI specific operand used to return a value of a given kind from a method. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1541 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1542 * @param kind the kind of value being returned |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1543 * @return the operand representing the ABI defined location used return a value of kind {@code kind} |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1544 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1545 protected CiValue resultOperandFor(CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1546 if (kind == CiKind.Void) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1547 return IllegalValue; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1548 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1549 CiRegister returnRegister = compilation.registerConfig.getReturnRegister(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1550 return returnRegister.asValue(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1551 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1552 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1553 protected XirSupport site(Value x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1554 return xirSupport.site(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1555 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1556 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1557 public void maybePrintCurrentInstruction() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1558 if (currentInstruction != null && lastInstructionPrinted != currentInstruction) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1559 lastInstructionPrinted = currentInstruction; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1560 InstructionPrinter ip = new InstructionPrinter(TTY.out()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1561 ip.printInstructionListing(currentInstruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1562 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1563 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1564 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1565 protected abstract boolean canInlineAsConstant(Value i); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1566 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1567 protected abstract boolean canStoreAsConstant(Value i, CiKind kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1568 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1569 protected abstract boolean strengthReduceMultiply(CiValue left, int constant, CiValue result, CiValue tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1570 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1571 protected abstract CiAddress genAddress(CiValue base, CiValue index, int shift, int disp, CiKind kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1572 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1573 protected abstract void genCmpMemInt(Condition condition, CiValue base, int disp, int c, LIRDebugInfo info); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1574 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1575 protected abstract void genCmpRegMem(Condition condition, CiValue reg, CiValue base, int disp, CiKind kind, LIRDebugInfo info); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1576 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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1577 /** |
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Pull over of compiler from maxine repository.
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1578 * Implements site-specific information for the XIR interface. |
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Pull over of compiler from maxine repository.
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1579 */ |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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1580 static class XirSupport implements XirSite { |
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Pull over of compiler from maxine repository.
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1581 Value current; |
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1582 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1583 XirSupport() { |
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1584 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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1585 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1586 public CiCodePos getCodePos() { |
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Pull over of compiler from maxine repository.
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parents:
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1587 // TODO: get the code position of the current instruction if possible |
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1588 return null; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1589 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1590 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1591 public boolean isNonNull(XirArgument argument) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1592 return false; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1593 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1594 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1595 public boolean requiresNullCheck() { |
2661
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
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2660
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1596 return current == null || true; |
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1597 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1598 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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1599 public boolean requiresBoundsCheck() { |
2541
0f9eeb15e636
More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
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2540
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1600 return true; |
2507
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|
1601 } |
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|
1602 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1603 public boolean requiresReadBarrier() { |
2545
bb050fe2901d
Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
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2543
diff
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1604 return current == null || true; |
2507
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1605 } |
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|
1606 |
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|
1607 public boolean requiresWriteBarrier() { |
2545
bb050fe2901d
Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
1608 return current == null || true; |
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1609 } |
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|
1610 |
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Pull over of compiler from maxine repository.
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1611 public boolean requiresArrayStoreCheck() { |
2541
0f9eeb15e636
More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2540
diff
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|
1612 return true; |
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1613 } |
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|
1614 |
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1615 public RiType getApproximateType(XirArgument argument) { |
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Pull over of compiler from maxine repository.
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1616 return current == null ? null : current.declaredType(); |
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1617 } |
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|
1618 |
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1619 public RiType getExactType(XirArgument argument) { |
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1620 return current == null ? null : current.exactType(); |
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1621 } |
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|
1622 |
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1623 XirSupport site(Value v) { |
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1624 current = v; |
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1625 return this; |
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|
1626 } |
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1627 |
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1628 @Override |
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1629 public String toString() { |
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1630 return "XirSupport<" + current + ">"; |
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1631 } |
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1632 |
2633 | 1633 |
2507
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1634 } |
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1635 |
2630
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Small clean up.
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1636 @Override |
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1637 public void visitFrameState(FrameState i) { |
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1638 // nothing to do for now |
2507
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1639 } |
2707
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Lukas Stadler <lukas.stadler@jku.at>
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|
1640 |
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1641 @Override |
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1642 public void visitUnwind(Unwind x) { |
2784
e62cfea1c134
Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
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2783
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|
1643 // move exception oop into fixed register |
e62cfea1c134
Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
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2783
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1644 CiCallingConvention callingConvention = compilation.frameMap().getCallingConvention(new CiKind[]{CiKind.Object}, RuntimeCall); |
e62cfea1c134
Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
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|
1645 CiValue argumentOperand = callingConvention.locations[0]; |
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1646 lir.move(makeOperand(x.exception()), argumentOperand); |
e62cfea1c134
Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
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|
1647 List<CiValue> args = new ArrayList<CiValue>(1); |
2707
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1648 lir.callRuntime(CiRuntimeCall.UnwindException, CiValue.IllegalValue, args, null); |
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|
1649 setNoResult(x); |
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|
1650 } |
2507
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Pull over of compiler from maxine repository.
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1651 } |