Mercurial > hg > graal-jvmci-8
annotate graal/GraalCompiler/src/com/sun/c1x/gen/LIRGenerator.java @ 2718:c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Thu, 19 May 2011 16:05:42 +0200 |
parents | c1a9bf38da28 |
children | c379183d1c54 |
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.util.*; |
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31 |
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32 import com.oracle.max.asm.*; |
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33 import com.sun.c1x.*; |
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34 import com.sun.c1x.alloc.*; |
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35 import com.sun.c1x.alloc.OperandPool.VariableFlag; |
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36 import com.sun.c1x.debug.*; |
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37 import com.sun.c1x.globalstub.*; |
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38 import com.sun.c1x.graph.*; |
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39 import com.sun.c1x.ir.*; |
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40 import com.sun.c1x.lir.*; |
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41 import com.sun.c1x.opt.*; |
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42 import com.sun.c1x.util.*; |
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43 import com.sun.c1x.value.*; |
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44 import com.sun.c1x.value.FrameState.PhiProcedure; |
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45 import com.sun.cri.bytecode.*; |
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46 import com.sun.cri.bytecode.Bytecodes.MemoryBarriers; |
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47 import com.sun.cri.ci.*; |
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48 import com.sun.cri.ri.*; |
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49 import com.sun.cri.xir.CiXirAssembler.XirConstant; |
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50 import com.sun.cri.xir.CiXirAssembler.XirInstruction; |
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51 import com.sun.cri.xir.CiXirAssembler.XirOperand; |
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52 import com.sun.cri.xir.CiXirAssembler.XirParameter; |
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53 import com.sun.cri.xir.CiXirAssembler.XirRegister; |
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54 import com.sun.cri.xir.CiXirAssembler.XirTemp; |
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55 import com.sun.cri.xir.*; |
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56 |
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57 /** |
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58 * This class traverses the HIR instructions and generates LIR instructions from them. |
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59 */ |
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60 public abstract class LIRGenerator extends ValueVisitor { |
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61 |
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62 /** |
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63 * Helper class for inserting memory barriers as necessary to implement the Java Memory Model |
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64 * with respect to volatile field accesses. |
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65 * |
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66 * @see MemoryBarriers |
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67 */ |
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68 class VolatileMemoryAccess { |
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69 /** |
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70 * Inserts any necessary memory barriers before a volatile write as required by the JMM. |
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71 */ |
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72 void preVolatileWrite() { |
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73 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_WRITE); |
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74 if (compilation.target.isMP && barriers != 0) { |
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75 lir.membar(barriers); |
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76 } |
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77 } |
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78 |
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79 /** |
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80 * Inserts any necessary memory barriers after a volatile write as required by the JMM. |
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81 */ |
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82 void postVolatileWrite() { |
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83 int barriers = compilation.target.arch.requiredBarriers(JMM_POST_VOLATILE_WRITE); |
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84 if (compilation.target.isMP && barriers != 0) { |
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85 lir.membar(barriers); |
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86 } |
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87 } |
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88 |
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89 /** |
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90 * Inserts any necessary memory barriers before a volatile read as required by the JMM. |
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91 */ |
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92 void preVolatileRead() { |
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93 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_READ); |
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94 if (compilation.target.isMP && barriers != 0) { |
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95 lir.membar(barriers); |
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96 } |
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97 } |
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98 |
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99 /** |
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100 * Inserts any necessary memory barriers after a volatile read as required by the JMM. |
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101 */ |
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102 void postVolatileRead() { |
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103 // Ensure field's data is loaded before any subsequent loads or stores. |
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104 int barriers = compilation.target.arch.requiredBarriers(LOAD_LOAD | LOAD_STORE); |
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105 if (compilation.target.isMP && barriers != 0) { |
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106 lir.membar(barriers); |
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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 /** |
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112 * Forces the result of a given instruction to be available in a given register, |
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113 * inserting move instructions if necessary. |
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114 * |
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115 * @param instruction an instruction that produces a {@linkplain Value#operand() result} |
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116 * @param register the {@linkplain CiRegister} in which the result of {@code instruction} must be available |
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117 * @return {@code register} as an operand |
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118 */ |
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119 protected CiValue force(Value instruction, CiRegister register) { |
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120 return force(instruction, register.asValue(instruction.kind)); |
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121 } |
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122 |
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123 /** |
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124 * Forces the result of a given instruction to be available in a given operand, |
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125 * inserting move instructions if necessary. |
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126 * |
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127 * @param instruction an instruction that produces a {@linkplain Value#operand() result} |
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128 * @param operand the operand in which the result of {@code instruction} must be available |
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129 * @return {@code operand} |
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130 */ |
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131 protected CiValue force(Value instruction, CiValue operand) { |
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132 CiValue result = makeOperand(instruction); |
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133 if (result != operand) { |
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134 assert result.kind != CiKind.Illegal; |
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135 if (!compilation.archKindsEqual(result.kind, operand.kind)) { |
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136 // moves between different types need an intervening spill slot |
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137 CiValue tmp = forceToSpill(result, operand.kind, false); |
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138 lir.move(tmp, operand); |
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139 } else { |
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140 lir.move(result, operand); |
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141 } |
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142 } |
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143 return operand; |
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144 } |
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145 |
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146 protected CiValue load(Value val) { |
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147 CiValue result = makeOperand(val); |
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148 if (!result.isVariableOrRegister()) { |
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149 CiVariable operand = newVariable(val.kind); |
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150 lir.move(result, operand); |
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151 return operand; |
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152 } |
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153 return result; |
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154 } |
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155 |
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156 // the range of values in a lookupswitch or tableswitch statement |
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157 private static final class SwitchRange { |
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158 final int lowKey; |
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159 int highKey; |
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160 final BlockBegin sux; |
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161 |
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162 SwitchRange(int lowKey, BlockBegin sux) { |
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163 this.lowKey = lowKey; |
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164 this.highKey = lowKey; |
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165 this.sux = sux; |
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166 } |
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167 } |
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168 |
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169 protected final C1XCompilation compilation; |
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170 protected final IR ir; |
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171 protected final XirSupport xirSupport; |
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172 protected final RiXirGenerator xir; |
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173 protected final boolean isTwoOperand; |
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174 |
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175 private LIRBlock currentBlock; |
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176 |
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177 public final OperandPool operands; |
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178 |
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179 private Value currentInstruction; |
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180 private Value lastInstructionPrinted; // Debugging only |
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181 |
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182 private List<CiConstant> constants; |
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183 private List<CiVariable> variablesForConstants; |
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184 protected LIRList lir; |
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185 final VolatileMemoryAccess vma; |
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186 private ArrayList<DeoptimizationStub> deoptimizationStubs; |
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187 private FrameState lastState; |
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188 |
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189 public LIRGenerator(C1XCompilation compilation) { |
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190 this.compilation = compilation; |
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191 this.ir = compilation.hir(); |
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192 this.xir = compilation.compiler.xir; |
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193 this.xirSupport = new XirSupport(); |
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194 this.isTwoOperand = compilation.target.arch.twoOperandMode(); |
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195 this.vma = new VolatileMemoryAccess(); |
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196 |
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197 constants = new ArrayList<CiConstant>(); |
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198 variablesForConstants = new ArrayList<CiVariable>(); |
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199 |
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200 this.operands = new OperandPool(compilation.target); |
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201 |
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202 new PhiSimplifier(ir); |
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203 } |
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204 |
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205 public ArrayList<DeoptimizationStub> deoptimizationStubs() { |
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206 return deoptimizationStubs; |
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207 } |
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208 |
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209 private void addDeoptimizationStub(DeoptimizationStub stub) { |
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210 if (deoptimizationStubs == null) { |
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211 deoptimizationStubs = new ArrayList<LIRGenerator.DeoptimizationStub>(); |
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212 } |
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213 deoptimizationStubs.add(stub); |
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214 } |
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215 |
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216 public static class DeoptimizationStub { |
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217 public final Label label = new Label(); |
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218 public final LIRDebugInfo info; |
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219 |
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220 public DeoptimizationStub(FrameState state) { |
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221 info = new LIRDebugInfo(state, null); |
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222 } |
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223 } |
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224 |
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225 public void doBlock(LIRBlock block) { |
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226 blockDoProlog(block); |
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227 this.currentBlock = block; |
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228 |
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229 if (C1XOptions.TraceLIRGeneratorLevel >= 1) { |
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230 TTY.println("BEGIN Generating LIR for block B" + block.blockID()); |
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231 } |
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232 |
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233 for (Instruction instr : block.getInstructions()) { |
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234 FrameState stateAfter = instr.stateAfter(); |
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235 FrameState stateBefore = null; |
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236 if (instr instanceof StateSplit && ((StateSplit) instr).stateBefore() != null) { |
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237 stateBefore = ((StateSplit) instr).stateBefore(); |
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238 } |
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239 if (stateBefore != null) { |
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240 lastState = stateBefore; |
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241 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
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242 TTY.println("STATE CHANGE (stateBefore)"); |
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243 if (C1XOptions.TraceLIRGeneratorLevel >= 3) { |
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244 TTY.println(stateBefore.toString()); |
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245 } |
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246 } |
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247 } |
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248 if (!(instr instanceof BlockBegin)) { |
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249 walkState(instr, stateAfter); |
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250 doRoot(instr); |
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251 } |
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252 if (stateAfter != null) { |
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253 lastState = stateAfter; |
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254 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
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255 TTY.println("STATE CHANGE"); |
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256 if (C1XOptions.TraceLIRGeneratorLevel >= 3) { |
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257 TTY.println(stateAfter.toString()); |
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258 } |
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259 } |
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260 } |
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261 } |
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262 |
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263 if (C1XOptions.TraceLIRGeneratorLevel >= 1) { |
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264 TTY.println("END Generating LIR for block B" + block.blockID()); |
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265 } |
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266 |
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267 this.currentBlock = null; |
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268 blockDoEpilog(); |
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269 } |
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270 |
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271 @Override |
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272 public void visitArrayLength(ArrayLength x) { |
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273 emitArrayLength(x); |
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274 } |
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275 |
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276 public CiValue emitArrayLength(ArrayLength x) { |
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277 XirArgument array = toXirArgument(x.array()); |
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278 XirSnippet snippet = xir.genArrayLength(site(x), array); |
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279 emitXir(snippet, x, stateFor(x), null, true); |
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280 return x.operand(); |
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281 } |
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282 |
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283 private void setOperandsForLocals(FrameState state) { |
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284 CiCallingConvention args = compilation.frameMap().incomingArguments(); |
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285 int javaIndex = 0; |
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286 for (int i = 0; i < args.locations.length; i++) { |
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287 CiValue src = args.locations[i]; |
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288 assert src.isLegal() : "check"; |
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289 |
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290 CiVariable dest = newVariable(src.kind.stackKind()); |
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291 lir.move(src, dest, src.kind); |
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292 |
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293 // Assign new location to Local instruction for this local |
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294 Value instr = state.localAt(javaIndex); |
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295 Local local = ((Local) instr); |
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296 CiKind kind = src.kind.stackKind(); |
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297 assert kind == local.kind.stackKind() : "local type check failed"; |
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298 setResult(local, dest); |
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299 javaIndex += kind.jvmSlots; |
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300 } |
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301 } |
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302 |
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303 @Override |
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304 public void visitCheckCast(CheckCast x) { |
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305 XirArgument obj = toXirArgument(x.object()); |
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306 XirSnippet snippet = xir.genCheckCast(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass()); |
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307 emitXir(snippet, x, stateFor(x), null, true); |
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308 } |
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309 |
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310 @Override |
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311 public void visitInstanceOf(InstanceOf x) { |
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312 XirArgument obj = toXirArgument(x.object()); |
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313 XirSnippet snippet = xir.genInstanceOf(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass()); |
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314 emitXir(snippet, x, stateFor(x), null, true); |
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315 } |
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316 |
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317 @Override |
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318 public void visitMonitorEnter(MonitorEnter x) { |
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319 XirArgument obj = toXirArgument(x.object()); |
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320 XirArgument lockAddress = toXirArgument(x.lockAddress()); |
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321 XirSnippet snippet = xir.genMonitorEnter(site(x), obj, lockAddress); |
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322 emitXir(snippet, x, stateFor(x), stateFor(x, x.stateAfter()), null, true, null); |
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323 } |
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324 |
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325 @Override |
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326 public void visitMonitorExit(MonitorExit x) { |
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327 XirArgument obj = toXirArgument(x.object()); |
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328 XirArgument lockAddress = toXirArgument(x.lockAddress()); |
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329 XirSnippet snippet = xir.genMonitorExit(site(x), obj, lockAddress); |
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330 emitXir(snippet, x, stateFor(x), null, true); |
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331 } |
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332 |
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333 @Override |
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334 public void visitStoreIndexed(StoreIndexed x) { |
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335 XirArgument array = toXirArgument(x.array()); |
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336 XirArgument length = x.length() == null ? null : toXirArgument(x.length()); |
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337 XirArgument index = toXirArgument(x.index()); |
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338 XirArgument value = toXirArgument(x.value()); |
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339 XirSnippet snippet = xir.genArrayStore(site(x), array, index, length, value, x.elementKind(), null); |
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340 emitXir(snippet, x, stateFor(x), null, true); |
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341 } |
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342 |
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343 @Override |
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344 public void visitNewInstance(NewInstance x) { |
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345 XirSnippet snippet = xir.genNewInstance(site(x), x.instanceClass()); |
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346 emitXir(snippet, x, stateFor(x), null, true); |
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347 } |
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348 |
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349 @Override |
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350 public void visitNewTypeArray(NewTypeArray x) { |
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351 XirArgument length = toXirArgument(x.length()); |
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352 XirSnippet snippet = xir.genNewArray(site(x), length, x.elementKind(), null, null); |
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353 emitXir(snippet, x, stateFor(x), null, true); |
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354 } |
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355 |
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356 @Override |
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357 public void visitNewObjectArray(NewObjectArray x) { |
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358 XirArgument length = toXirArgument(x.length()); |
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359 XirSnippet snippet = xir.genNewArray(site(x), length, CiKind.Object, x.elementClass(), x.exactType()); |
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360 emitXir(snippet, x, stateFor(x), null, true); |
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361 } |
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362 |
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363 @Override |
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364 public void visitNewMultiArray(NewMultiArray x) { |
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365 XirArgument[] dims = new XirArgument[x.dimensionCount()]; |
2507
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366 |
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367 for (int i = 0; i < dims.length; i++) { |
2600
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new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
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368 dims[i] = toXirArgument(x.dimension(i)); |
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369 } |
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370 |
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371 XirSnippet snippet = xir.genNewMultiArray(site(x), dims, x.elementKind); |
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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 visitConstant(Constant x) { |
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Removed liveness marking.
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377 if (!canInlineAsConstant(x)) { |
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378 CiValue res = x.operand(); |
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379 if (!(res.isLegal())) { |
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380 res = x.asConstant(); |
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381 } |
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382 if (res.isConstant()) { |
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383 CiVariable reg = createResultVariable(x); |
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384 lir.move(res, reg); |
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385 } else { |
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386 setResult(x, (CiVariable) res); |
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387 } |
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388 } |
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389 } |
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390 |
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391 @Override |
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392 public void visitExceptionObject(ExceptionObject x) { |
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393 |
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394 // no moves are created for phi functions at the begin of exception |
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395 // handlers, so assign operands manually here |
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Attempt to remove dependency between backend and BlockBegin.
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396 currentBlock.stateBefore().forEachLivePhi(currentBlock.blockID(), new PhiProcedure() { |
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397 public boolean doPhi(Phi phi) { |
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398 operandForPhi(phi); |
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399 return true; |
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400 } |
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401 }); |
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402 |
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403 XirSnippet snippet = xir.genExceptionObject(site(x)); |
2634
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2633
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404 emitXir(snippet, x, stateFor(x), null, true); |
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405 } |
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406 |
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407 @Override |
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408 public void visitGoto(Goto x) { |
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409 setNoResult(x); |
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410 |
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411 // emit phi-instruction moves after safepoint since this simplifies |
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412 // describing the state at the safepoint. |
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413 moveToPhi(x.stateAfter()); |
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414 |
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415 lir.jump(x.defaultSuccessor()); |
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416 } |
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417 |
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418 @Override |
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419 public void visitIfOp(IfOp i) { |
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420 Value x = i.x(); |
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421 Value y = i.y(); |
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422 CiKind xtype = x.kind; |
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423 CiKind ttype = i.trueValue().kind; |
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424 assert xtype.isInt() || xtype.isObject() : "cannot handle others"; |
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425 assert ttype.isInt() || ttype.isObject() || ttype.isLong() || ttype.isWord() : "cannot handle others"; |
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426 assert ttype.equals(i.falseValue().kind) : "cannot handle others"; |
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427 |
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428 CiValue left = load(x); |
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429 CiValue right = null; |
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430 if (!canInlineAsConstant(y)) { |
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431 right = load(y); |
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432 } else { |
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433 right = makeOperand(y); |
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434 } |
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435 |
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436 CiValue tVal = makeOperand(i.trueValue()); |
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437 CiValue fVal = makeOperand(i.falseValue()); |
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438 CiValue reg = createResultVariable(i); |
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439 |
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440 lir.cmp(i.condition(), left, right); |
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441 lir.cmove(i.condition(), tVal, fVal, reg); |
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442 } |
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|
443 |
2671
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2670
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444 protected FrameState stateBeforeInvokeReturn(Invoke invoke) { |
2716
c1a9bf38da28
Removed bci from the Instruction class.
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445 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind); |
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|
446 } |
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|
447 |
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|
448 protected FrameState stateBeforeInvokeWithArguments(Invoke invoke) { |
2666
6ca76b891d31
duplicateModified helper method
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2661
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449 Value[] args = new Value[invoke.argumentCount()]; |
6ca76b891d31
duplicateModified helper method
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2661
diff
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|
450 for (int i = 0; i < invoke.argumentCount(); i++) { |
6ca76b891d31
duplicateModified helper method
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2661
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|
451 args[i] = invoke.argument(i); |
2640
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452 } |
2716
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453 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind, args); |
c1a9bf38da28
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|
454 } |
c1a9bf38da28
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|
455 |
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diff
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|
456 private int getBeforeInvokeBci(Invoke invoke) { |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
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457 int length = 3; |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
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458 if (invoke.opcode() == Bytecodes.INVOKEINTERFACE) { |
c1a9bf38da28
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2715
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459 length += 2; |
c1a9bf38da28
Removed bci from the Instruction class.
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2715
diff
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|
460 } |
c1a9bf38da28
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2715
diff
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|
461 return invoke.stateAfter().bci - length; |
2628
569228710be8
More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2623
diff
changeset
|
462 } |
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
|
463 |
2507
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464 @Override |
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465 public void visitInvoke(Invoke x) { |
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466 RiMethod target = x.target(); |
2640
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2639
diff
changeset
|
467 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
|
468 LIRDebugInfo info2 = stateFor(x, stateBeforeInvokeReturn(x)); |
2507
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diff
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|
469 |
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|
470 XirSnippet snippet = null; |
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|
471 |
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|
472 int opcode = x.opcode(); |
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|
473 XirArgument receiver; |
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|
474 switch (opcode) { |
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diff
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|
475 case INVOKESTATIC: |
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diff
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|
476 snippet = xir.genInvokeStatic(site(x), target); |
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diff
changeset
|
477 break; |
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parents:
diff
changeset
|
478 case INVOKESPECIAL: |
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diff
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|
479 receiver = toXirArgument(x.receiver()); |
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diff
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|
480 snippet = xir.genInvokeSpecial(site(x), receiver, target); |
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parents:
diff
changeset
|
481 break; |
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parents:
diff
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|
482 case INVOKEVIRTUAL: |
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diff
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|
483 receiver = toXirArgument(x.receiver()); |
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diff
changeset
|
484 snippet = xir.genInvokeVirtual(site(x), receiver, target); |
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parents:
diff
changeset
|
485 break; |
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parents:
diff
changeset
|
486 case INVOKEINTERFACE: |
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diff
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|
487 receiver = toXirArgument(x.receiver()); |
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diff
changeset
|
488 snippet = xir.genInvokeInterface(site(x), receiver, target); |
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489 break; |
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490 } |
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491 |
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492 CiValue destinationAddress = null; |
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493 // emitting the template earlier can ease pressure on register allocation, but the argument loading can destroy an |
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494 // implicit calling convention between the XirSnippet and the call. |
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495 if (!C1XOptions.InvokeSnippetAfterArguments) { |
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496 destinationAddress = emitXir(snippet, x, info.copy(), x.target(), false); |
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497 } |
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498 |
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499 CiValue resultOperand = resultOperandFor(x.kind); |
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500 CiCallingConvention cc = compilation.frameMap().getCallingConvention(x.signature(), JavaCall); |
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501 List<CiValue> pointerSlots = new ArrayList<CiValue>(2); |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
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2581
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502 List<CiValue> argList = visitInvokeArguments(cc, x, pointerSlots); |
2507
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503 |
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504 if (C1XOptions.InvokeSnippetAfterArguments) { |
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505 destinationAddress = emitXir(snippet, x, info.copy(), null, x.target(), false, pointerSlots); |
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506 } |
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507 |
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508 // emit direct or indirect call to the destination address |
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509 if (destinationAddress instanceof CiConstant) { |
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510 // Direct call |
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511 assert ((CiConstant) destinationAddress).isDefaultValue() : "destination address should be zero"; |
2640
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512 lir.callDirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots); |
2507
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513 } else { |
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514 // Indirect call |
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515 argList.add(destinationAddress); |
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516 lir.callIndirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots); |
2507
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517 } |
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518 |
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519 if (resultOperand.isLegal()) { |
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520 CiValue result = createResultVariable(x); |
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521 lir.move(resultOperand, result); |
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522 } |
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523 } |
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524 |
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525 @Override |
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526 public void visitMonitorAddress(MonitorAddress x) { |
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527 CiValue result = createResultVariable(x); |
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528 lir.monitorAddress(x.monitor(), result); |
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529 } |
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530 |
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531 /** |
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532 * For note on volatile fields, see {@link #visitStoreField(StoreField)}. |
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533 */ |
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534 @Override |
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535 public void visitLoadField(LoadField x) { |
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536 RiField field = x.field(); |
2622
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Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
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2602
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537 LIRDebugInfo info = stateFor(x); |
2507
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538 XirArgument receiver = toXirArgument(x.object()); |
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539 XirSnippet snippet = x.isStatic() ? xir.genGetStatic(site(x), receiver, field) : xir.genGetField(site(x), receiver, field); |
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540 emitXir(snippet, x, info, null, true); |
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541 |
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542 if (x.isVolatile()) { |
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543 vma.postVolatileRead(); |
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544 } |
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545 } |
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546 |
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547 @Override |
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548 public void visitLoadIndexed(LoadIndexed x) { |
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549 XirArgument array = toXirArgument(x.array()); |
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550 XirArgument index = toXirArgument(x.index()); |
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551 XirArgument length = toXirArgument(x.length()); |
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552 XirSnippet snippet = xir.genArrayLoad(site(x), array, index, length, x.elementKind(), null); |
2634
4dd0573f510b
FrameState fixes.
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553 emitXir(snippet, x, stateFor(x), null, true); |
2507
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554 } |
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555 |
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|
556 protected GlobalStub stubFor(CiRuntimeCall runtimeCall) { |
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557 GlobalStub stub = compilation.compiler.lookupGlobalStub(runtimeCall); |
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558 compilation.frameMap().usesGlobalStub(stub); |
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559 return stub; |
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|
560 } |
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|
561 |
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|
562 protected GlobalStub stubFor(GlobalStub.Id globalStub) { |
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563 GlobalStub stub = compilation.compiler.lookupGlobalStub(globalStub); |
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564 compilation.frameMap().usesGlobalStub(stub); |
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565 return stub; |
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|
566 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
567 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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568 protected GlobalStub stubFor(XirTemplate template) { |
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Pull over of compiler from maxine repository.
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569 GlobalStub stub = compilation.compiler.lookupGlobalStub(template); |
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570 compilation.frameMap().usesGlobalStub(stub); |
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|
571 return stub; |
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|
572 } |
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|
573 |
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|
574 @Override |
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575 public void visitLocal(Local x) { |
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576 if (x.operand().isIllegal()) { |
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577 createResultVariable(x); |
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parents:
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|
578 } |
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|
579 } |
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Pull over of compiler from maxine repository.
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|
580 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
581 @Override |
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|
582 public void visitLookupSwitch(LookupSwitch x) { |
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583 CiValue tag = load(x.value()); |
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|
584 setNoResult(x); |
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parents:
diff
changeset
|
585 |
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parents:
diff
changeset
|
586 // move values into phi locations |
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|
587 moveToPhi(x.stateAfter()); |
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parents:
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|
588 |
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parents:
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changeset
|
589 if (x.numberOfCases() == 0 || x.numberOfCases() < C1XOptions.SequentialSwitchLimit) { |
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|
590 int len = x.numberOfCases(); |
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|
591 for (int i = 0; i < len; i++) { |
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Pull over of compiler from maxine repository.
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parents:
diff
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592 lir.cmp(Condition.EQ, tag, x.keyAt(i)); |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
diff
changeset
|
593 lir.branch(Condition.EQ, CiKind.Int, x.blockSuccessor(i)); |
2507
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parents:
diff
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|
594 } |
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parents:
diff
changeset
|
595 lir.jump(x.defaultSuccessor()); |
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diff
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|
596 } else { |
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changeset
|
597 visitSwitchRanges(createLookupRanges(x), tag, x.defaultSuccessor()); |
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|
598 } |
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parents:
diff
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|
599 } |
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parents:
diff
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|
600 |
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parents:
diff
changeset
|
601 @Override |
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parents:
diff
changeset
|
602 public void visitNullCheck(NullCheck x) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
603 CiValue value = load(x.object()); |
2661
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2660
diff
changeset
|
604 LIRDebugInfo info = stateFor(x); |
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2660
diff
changeset
|
605 lir.nullCheck(value, info); |
2507
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diff
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|
606 } |
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diff
changeset
|
607 |
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diff
changeset
|
608 @Override |
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parents:
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changeset
|
609 public void visitPhi(Phi i) { |
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parents:
diff
changeset
|
610 Util.shouldNotReachHere(); |
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parents:
diff
changeset
|
611 } |
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parents:
diff
changeset
|
612 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
613 @Override |
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614 public void visitReturn(Return x) { |
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diff
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615 if (x.kind.isVoid()) { |
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616 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method); |
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617 if (epilogue != null) { |
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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|
618 emitXir(epilogue, x, stateFor(x), compilation.method, false); |
2507
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|
619 lir.returnOp(IllegalValue); |
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|
620 } |
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diff
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621 } else { |
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622 CiValue operand = resultOperandFor(x.kind); |
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623 CiValue result = force(x.result(), operand); |
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624 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method); |
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|
625 if (epilogue != null) { |
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parents:
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626 emitXir(epilogue, x, stateFor(x, x.stateAfter()), compilation.method, false); |
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|
627 lir.returnOp(result); |
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diff
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|
628 } |
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diff
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|
629 } |
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|
630 setNoResult(x); |
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diff
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|
631 } |
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|
632 |
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|
633 protected XirArgument toXirArgument(CiValue v) { |
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634 if (v == null) { |
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|
635 return null; |
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|
636 } |
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|
637 |
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638 return XirArgument.forInternalObject(v); |
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|
639 } |
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|
640 |
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641 protected XirArgument toXirArgument(Value i) { |
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642 if (i == null) { |
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643 return null; |
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|
644 } |
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|
645 |
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646 return XirArgument.forInternalObject(new LIRItem(i, this)); |
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647 } |
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|
648 |
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649 private CiValue allocateOperand(XirSnippet snippet, XirOperand op) { |
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650 if (op instanceof XirParameter) { |
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651 XirParameter param = (XirParameter) op; |
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652 return allocateOperand(snippet.arguments[param.parameterIndex], op, param.canBeConstant); |
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653 } else if (op instanceof XirRegister) { |
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654 XirRegister reg = (XirRegister) op; |
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655 return reg.register; |
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diff
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656 } else if (op instanceof XirTemp) { |
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|
657 return newVariable(op.kind); |
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|
658 } else { |
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|
659 Util.shouldNotReachHere(); |
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660 return null; |
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|
661 } |
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diff
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|
662 } |
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diff
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|
663 |
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diff
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|
664 private CiValue allocateOperand(XirArgument arg, XirOperand var, boolean canBeConstant) { |
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665 if (arg.constant != null) { |
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666 return arg.constant; |
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diff
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667 } else { |
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668 assert arg.object != null; |
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669 if (arg.object instanceof CiValue) { |
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670 return (CiValue) arg.object; |
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671 } |
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672 assert arg.object instanceof LIRItem; |
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673 LIRItem item = (LIRItem) arg.object; |
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674 if (canBeConstant) { |
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675 return item.instruction.operand(); |
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diff
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676 } else { |
2537
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
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2532
diff
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|
677 CiKind kind = var.kind; |
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2532
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678 if (kind == CiKind.Byte || kind == CiKind.Boolean) { |
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2532
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679 item.loadByteItem(); |
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2532
diff
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|
680 } else { |
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2532
diff
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|
681 item.loadItem(); |
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Clean up on LIRGenerator and related.
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2532
diff
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|
682 } |
2507
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683 return item.result(); |
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diff
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|
684 } |
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diff
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|
685 } |
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diff
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|
686 } |
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|
687 |
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diff
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|
688 protected CiValue emitXir(XirSnippet snippet, Instruction x, LIRDebugInfo info, RiMethod method, boolean setInstructionResult) { |
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689 return emitXir(snippet, x, info, null, method, setInstructionResult, null); |
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diff
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|
690 } |
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diff
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|
691 |
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diff
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|
692 protected CiValue emitXir(XirSnippet snippet, Instruction instruction, LIRDebugInfo info, LIRDebugInfo infoAfter, RiMethod method, boolean setInstructionResult, List<CiValue> pointerSlots) { |
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693 if (C1XOptions.PrintXirTemplates) { |
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|
694 TTY.println("Emit XIR template " + snippet.template.name); |
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diff
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|
695 } |
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diff
changeset
|
696 |
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|
697 final CiValue[] operands = new CiValue[snippet.template.variableCount]; |
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diff
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|
698 |
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|
699 compilation.frameMap().reserveOutgoing(snippet.template.outgoingStackSize); |
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parents:
diff
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|
700 |
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diff
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|
701 XirOperand resultOperand = snippet.template.resultOperand; |
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diff
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|
702 |
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diff
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|
703 if (snippet.template.allocateResultOperand) { |
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|
704 CiValue outputOperand = IllegalValue; |
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|
705 // This snippet has a result that must be separately allocated |
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diff
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|
706 // Otherwise it is assumed that the result is part of the inputs |
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diff
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|
707 if (resultOperand.kind != CiKind.Void && resultOperand.kind != CiKind.Illegal) { |
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diff
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|
708 if (setInstructionResult) { |
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diff
changeset
|
709 outputOperand = newVariable(instruction.kind); |
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diff
changeset
|
710 } else { |
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diff
changeset
|
711 outputOperand = newVariable(resultOperand.kind); |
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diff
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|
712 } |
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diff
changeset
|
713 assert operands[resultOperand.index] == null; |
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diff
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|
714 } |
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diff
changeset
|
715 operands[resultOperand.index] = outputOperand; |
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diff
changeset
|
716 if (C1XOptions.PrintXirTemplates) { |
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diff
changeset
|
717 TTY.println("Output operand: " + outputOperand); |
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diff
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|
718 } |
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parents:
diff
changeset
|
719 } |
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parents:
diff
changeset
|
720 |
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diff
changeset
|
721 for (XirTemp t : snippet.template.temps) { |
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parents:
diff
changeset
|
722 if (t instanceof XirRegister) { |
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parents:
diff
changeset
|
723 XirRegister reg = (XirRegister) t; |
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parents:
diff
changeset
|
724 if (!t.reserve) { |
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parents:
diff
changeset
|
725 operands[t.index] = reg.register; |
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parents:
diff
changeset
|
726 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
727 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
728 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
729 |
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diff
changeset
|
730 for (XirTemplate calleeTemplate : snippet.template.calleeTemplates) { |
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parents:
diff
changeset
|
731 // TODO Save these for use in X86LIRAssembler |
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parents:
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|
732 stubFor(calleeTemplate); |
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parents:
diff
changeset
|
733 } |
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parents:
diff
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|
734 |
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diff
changeset
|
735 for (XirConstant c : snippet.template.constants) { |
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parents:
diff
changeset
|
736 assert operands[c.index] == null; |
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parents:
diff
changeset
|
737 operands[c.index] = c.value; |
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parents:
diff
changeset
|
738 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
739 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
740 XirOperand[] inputOperands = snippet.template.inputOperands; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
741 XirOperand[] inputTempOperands = snippet.template.inputTempOperands; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
742 XirOperand[] tempOperands = snippet.template.tempOperands; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
743 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
744 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
|
745 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
|
746 for (int i = 0; i < inputOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
747 XirOperand x = inputOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
748 CiValue op = allocateOperand(snippet, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
749 operands[x.index] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
750 operandArray[i] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
751 operandIndicesArray[i] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
752 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
753 TTY.println("Input operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
754 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
755 } |
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 for (int i = 0; i < inputTempOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
758 XirOperand x = inputTempOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
759 CiValue op = allocateOperand(snippet, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
760 CiValue newOp = newVariable(op.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
761 lir.move(op, newOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
762 operands[x.index] = newOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
763 operandArray[i + inputOperands.length] = newOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
764 operandIndicesArray[i + inputOperands.length] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
765 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
766 TTY.println("InputTemp operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
767 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
768 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
769 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
770 for (int i = 0; i < tempOperands.length; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
771 XirOperand x = tempOperands[i]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
772 CiValue op = allocateOperand(snippet, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
773 operands[x.index] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
774 operandArray[i + inputOperands.length + inputTempOperands.length] = op; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
775 operandIndicesArray[i + inputOperands.length + inputTempOperands.length] = x.index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
776 if (C1XOptions.PrintXirTemplates) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
777 TTY.println("Temp operand: " + x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
778 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
779 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
780 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
781 for (CiValue operand : operands) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
782 assert operand != null; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
783 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
784 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
785 CiValue allocatedResultOperand = operands[resultOperand.index]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
786 if (!allocatedResultOperand.isVariableOrRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
787 allocatedResultOperand = IllegalValue; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
788 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
789 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
790 if (setInstructionResult && allocatedResultOperand.isLegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
791 if (instruction.operand().isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
792 setResult(instruction, (CiVariable) allocatedResultOperand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
793 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
794 assert instruction.operand() == allocatedResultOperand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
795 } |
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 XirInstruction[] slowPath = snippet.template.slowPath; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
800 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
|
801 // 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
|
802 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
|
803 operandArray, operandIndicesArray, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
804 (operands[resultOperand.index] == IllegalValue) ? -1 : resultOperand.index, |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
805 info, infoAfter, method, pointerSlots); |
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 return operands[resultOperand.index]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
809 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
810 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
811 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
812 public void visitStoreField(StoreField x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
813 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
|
814 LIRDebugInfo info = stateFor(x); |
2507
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 if (x.isVolatile()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
817 vma.preVolatileWrite(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
818 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
819 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
820 XirArgument receiver = toXirArgument(x.object()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
821 XirArgument value = toXirArgument(x.value()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
822 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
|
823 emitXir(snippet, x, info, null, true); |
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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 if (x.isVolatile()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
826 vma.postVolatileWrite(); |
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 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
830 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
831 public void visitTableSwitch(TableSwitch x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
832 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
833 LIRItem value = new LIRItem(x.value(), this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
834 // Making a copy of the switch value is necessary when generating a jump table |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
835 value.setDestroysRegister(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
836 value.loadItem(); |
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 CiValue tag = value.result(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
839 setNoResult(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
840 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
841 // move values into phi locations |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
842 moveToPhi(x.stateAfter()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
843 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
844 // TODO: tune the defaults for the controls used to determine what kind of translation to use |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
845 if (x.numberOfCases() == 0 || x.numberOfCases() <= C1XOptions.SequentialSwitchLimit) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
846 int loKey = x.lowKey(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
847 int len = x.numberOfCases(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
848 for (int i = 0; i < len; i++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
849 lir.cmp(Condition.EQ, tag, i + loKey); |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
diff
changeset
|
850 lir.branch(Condition.EQ, CiKind.Int, x.blockSuccessor(i)); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
851 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
852 lir.jump(x.defaultSuccessor()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
853 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
854 SwitchRange[] switchRanges = createLookupRanges(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
855 int rangeDensity = x.numberOfCases() / switchRanges.length; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
856 if (rangeDensity >= C1XOptions.RangeTestsSwitchDensity) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
857 visitSwitchRanges(switchRanges, tag, x.defaultSuccessor()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
858 } else { |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2564
diff
changeset
|
859 List<BlockBegin> nonDefaultSuccessors = x.blockSuccessors().subList(0, x.numberOfCases()); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
860 BlockBegin[] targets = nonDefaultSuccessors.toArray(new BlockBegin[nonDefaultSuccessors.size()]); |
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Pull over of compiler from maxine repository.
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changeset
|
861 lir.tableswitch(tag, x.lowKey(), x.defaultSuccessor(), targets); |
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parents:
diff
changeset
|
862 } |
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parents:
diff
changeset
|
863 } |
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parents:
diff
changeset
|
864 } |
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Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
865 |
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parents:
diff
changeset
|
866 @Override |
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parents:
diff
changeset
|
867 public void visitThrow(Throw x) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
868 setNoResult(x); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
869 CiValue exceptionOpr = load(x.exception()); |
2639
8e96b2b3a866
Added stateBefore to Throw instruction.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2637
diff
changeset
|
870 LIRDebugInfo info = stateFor(x, x.stateBefore()); |
2507
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Pull over of compiler from maxine repository.
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diff
changeset
|
871 |
9ec15d6914ca
Pull over of compiler from maxine repository.
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changeset
|
872 // move exception oop into fixed register |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
873 CiCallingConvention callingConvention = compilation.frameMap().getCallingConvention(new CiKind[]{CiKind.Object}, RuntimeCall); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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874 CiValue argumentOperand = callingConvention.locations[0]; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
875 lir.move(exceptionOpr, argumentOperand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
876 |
2660
9f557e940180
Removed exception optimization that immediately unwinds if it is guaranteed that there is no local exception handler.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2658
diff
changeset
|
877 lir.throwException(CiValue.IllegalValue, argumentOperand, info); |
2507
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parents:
diff
changeset
|
878 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
879 |
2671
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
880 @Override |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
881 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
|
882 DeoptimizationStub stub = new DeoptimizationStub(lastState); |
2671
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
883 addDeoptimizationStub(stub); |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
884 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
|
885 } |
d8601d421b96
New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2670
diff
changeset
|
886 |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
887 private void blockDoEpilog() { |
2507
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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888 if (C1XOptions.PrintIRWithLIR) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
889 TTY.println(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
890 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
891 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
892 // clear out variables for local constants |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
893 constants.clear(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
894 variablesForConstants.clear(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
895 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
896 |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
897 private void blockDoProlog(LIRBlock block) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
898 if (C1XOptions.PrintIRWithLIR) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
899 TTY.print(block.toString()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
900 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
901 // set up the list of LIR instructions |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
902 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
|
903 lir = new LIRList(this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
904 block.setLir(lir); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
905 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
906 lir.branchDestination(block.label()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
907 if (block == ir.startBlock) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
908 XirSnippet prologue = xir.genPrologue(null, compilation.method); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
909 if (prologue != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
910 emitXir(prologue, null, null, null, false); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
911 } |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
912 setOperandsForLocals(ir.getHIRStartBlock().end().stateAfter()); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
913 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
914 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
915 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
916 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
917 * 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
|
918 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
919 * @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
|
920 * @param kind the kind of new operand |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
921 * @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
|
922 * @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
|
923 * initially defined a by move from {@code value} |
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 CiValue forceToSpill(CiValue value, CiKind kind, boolean mustStayOnStack) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
926 assert value.isLegal() : "value should not be illegal"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
927 assert kind.jvmSlots == value.kind.jvmSlots : "size mismatch"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
928 if (!value.isVariableOrRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
929 // 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
|
930 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
|
931 lir.move(value, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
932 return operand; |
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 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
935 // create a spill location |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
936 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
|
937 // move from register to spill |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
938 lir.move(value, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
939 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
940 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
941 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
942 private CiVariable loadConstant(Constant x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
943 return loadConstant(x.asConstant(), x.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
944 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
945 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
946 protected CiVariable loadConstant(CiConstant c, CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
947 // 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
|
948 int index = constants.indexOf(c); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
949 if (index != -1) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
950 C1XMetrics.LoadConstantIterations += index; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
951 return variablesForConstants.get(index); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
952 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
953 C1XMetrics.LoadConstantIterations += constants.size(); |
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 CiVariable result = newVariable(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
956 lir.move(c, result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
957 constants.add(c); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
958 variablesForConstants.add(result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
959 return result; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
960 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
961 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
962 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
963 * Allocates a variable operand to hold the result of a given instruction. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
964 * This can only be performed once for any given instruction. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
965 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
966 * @param x an instruction that produces a result |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
967 * @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
changeset
|
968 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
969 protected CiVariable createResultVariable(Value x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
970 CiVariable operand = newVariable(x.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
971 setResult(x, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
972 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
973 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
974 |
2519
f6125fb5bfbc
Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2515
diff
changeset
|
975 @Override |
f6125fb5bfbc
Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2515
diff
changeset
|
976 public void visitRegisterFinalizer(RegisterFinalizer x) { |
2628
569228710be8
More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2623
diff
changeset
|
977 CiValue receiver = load(x.object()); |
2669
405e7947a940
Fixed RegisterFinalizer stateBefore.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2661
diff
changeset
|
978 LIRDebugInfo info = stateFor(x, x.stateBefore()); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
979 callRuntime(CiRuntimeCall.RegisterFinalizer, info, receiver); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
980 setNoResult(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
981 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
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982 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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983 private void visitSwitchRanges(SwitchRange[] x, CiValue value, BlockBegin defaultSux) { |
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984 for (int i = 0; i < x.length; i++) { |
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985 SwitchRange oneRange = x[i]; |
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986 int lowKey = oneRange.lowKey; |
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987 int highKey = oneRange.highKey; |
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988 BlockBegin dest = oneRange.sux; |
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989 if (lowKey == highKey) { |
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990 lir.cmp(Condition.EQ, value, lowKey); |
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|
991 lir.branch(Condition.EQ, CiKind.Int, dest); |
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992 } else if (highKey - lowKey == 1) { |
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parents:
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993 lir.cmp(Condition.EQ, value, lowKey); |
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parents:
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|
994 lir.branch(Condition.EQ, CiKind.Int, dest); |
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995 lir.cmp(Condition.EQ, value, highKey); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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996 lir.branch(Condition.EQ, CiKind.Int, dest); |
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|
997 } else { |
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|
998 Label l = new Label(); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
999 lir.cmp(Condition.LT, value, lowKey); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1000 lir.branch(Condition.LT, l); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1001 lir.cmp(Condition.LE, value, highKey); |
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1002 lir.branch(Condition.LE, CiKind.Int, dest); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1003 lir.branchDestination(l); |
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|
1004 } |
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parents:
diff
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|
1005 } |
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|
1006 lir.jump(defaultSux); |
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|
1007 } |
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|
1008 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1009 protected void arithmeticOpFpu(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1010 CiValue leftOp = left; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1011 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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1012 if (isTwoOperand && leftOp != result) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1013 assert right != result : "malformed"; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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1014 lir.move(leftOp, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1015 leftOp = result; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1016 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1017 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1018 switch (code) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1019 case DADD: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1020 case FADD: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1021 lir.add(leftOp, right, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1022 break; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1023 case FMUL: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1024 case DMUL: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1025 lir.mul(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1026 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1027 case DSUB: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1028 case FSUB: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1029 lir.sub(leftOp, right, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1030 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1031 case FDIV: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1032 case DDIV: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1033 lir.div(leftOp, right, result, null); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1034 break; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1035 default: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1036 Util.shouldNotReachHere(); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
1037 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1038 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1039 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1040 protected void arithmeticOpInt(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
1041 CiValue leftOp = left; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1042 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1043 if (isTwoOperand && leftOp != result) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1044 assert right != result : "malformed"; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1045 lir.move(leftOp, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1046 leftOp = result; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1047 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1048 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1049 switch (code) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1050 case IADD: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1051 lir.add(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1052 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1053 case IMUL: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1054 boolean didStrengthReduce = false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1055 if (right.isConstant()) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1056 CiConstant rightConstant = (CiConstant) right; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1057 int c = rightConstant.asInt(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1058 if (CiUtil.isPowerOf2(c)) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1059 // do not need tmp here |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1060 lir.shiftLeft(leftOp, CiUtil.log2(c), result); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1061 didStrengthReduce = true; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1062 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1063 didStrengthReduce = strengthReduceMultiply(leftOp, c, result, tmp); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1064 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1065 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1066 // we couldn't strength reduce so just emit the multiply |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1067 if (!didStrengthReduce) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1068 lir.mul(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1069 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1070 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1071 case ISUB: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1072 lir.sub(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1073 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1074 default: |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1075 // idiv and irem are handled elsewhere |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1076 Util.shouldNotReachHere(); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1077 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1078 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1079 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1080 protected void arithmeticOpLong(int code, CiValue result, CiValue left, CiValue right, LIRDebugInfo info) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1081 CiValue leftOp = left; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1082 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1083 if (isTwoOperand && leftOp != result) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1084 assert right != result : "malformed"; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1085 lir.move(leftOp, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1086 leftOp = result; |
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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 switch (code) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1090 case LADD: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1091 lir.add(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1092 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1093 case LMUL: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1094 lir.mul(leftOp, right, result); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1095 break; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1096 case LSUB: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1097 lir.sub(leftOp, right, result); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1098 break; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1099 default: |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1100 // ldiv and lrem are handled elsewhere |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1101 Util.shouldNotReachHere(); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1102 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1103 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1104 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1105 protected final CiValue callRuntime(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1106 // get a result register |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1107 CiKind result = runtimeCall.resultKind; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1108 CiKind[] arguments = runtimeCall.arguments; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1109 |
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|
1110 CiValue physReg = result.isVoid() ? IllegalValue : resultOperandFor(result); |
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1111 |
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1112 List<CiValue> argumentList; |
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|
1113 if (arguments.length > 0) { |
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1114 // move the arguments into the correct location |
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1115 CiCallingConvention cc = compilation.frameMap().getCallingConvention(arguments, RuntimeCall); |
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Pull over of compiler from maxine repository.
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1116 assert cc.locations.length == args.length : "argument count mismatch"; |
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Pull over of compiler from maxine repository.
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1117 for (int i = 0; i < args.length; i++) { |
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1118 CiValue arg = args[i]; |
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1119 CiValue loc = cc.locations[i]; |
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1120 if (loc.isRegister()) { |
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1121 lir.move(arg, loc); |
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1122 } else { |
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1123 assert loc.isStackSlot(); |
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|
1124 CiStackSlot slot = (CiStackSlot) loc; |
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1125 if (slot.kind == CiKind.Long || slot.kind == CiKind.Double) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1126 lir.unalignedMove(arg, slot); |
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|
1127 } else { |
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|
1128 lir.move(arg, slot); |
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|
1129 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1130 } |
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1131 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1132 argumentList = Arrays.asList(cc.locations); |
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1133 } else { |
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1134 // no arguments |
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1135 assert args == null || args.length == 0; |
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1136 argumentList = Util.uncheckedCast(Collections.emptyList()); |
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|
1137 } |
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|
1138 |
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1139 lir.callRuntime(runtimeCall, physReg, argumentList, info); |
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1140 |
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1141 return physReg; |
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1142 } |
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|
1143 |
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1144 protected final CiVariable callRuntimeWithResult(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) { |
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1145 CiVariable result = newVariable(runtimeCall.resultKind); |
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1146 CiValue location = callRuntime(runtimeCall, info, args); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1147 lir.move(location, result); |
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1148 return result; |
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|
1149 } |
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|
1150 |
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1151 SwitchRange[] createLookupRanges(LookupSwitch x) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1152 // we expect the keys to be sorted by increasing value |
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Pull over of compiler from maxine repository.
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1153 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases()); |
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1154 int len = x.numberOfCases(); |
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|
1155 if (len > 0) { |
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1156 BlockBegin defaultSux = x.defaultSuccessor(); |
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|
1157 int key = x.keyAt(0); |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
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|
1158 BlockBegin sux = x.blockSuccessor(0); |
2507
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1159 SwitchRange range = new SwitchRange(key, sux); |
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1160 for (int i = 1; i < len; i++) { |
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|
1161 int newKey = x.keyAt(i); |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
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|
1162 BlockBegin newSux = x.blockSuccessor(i); |
2507
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1163 if (key + 1 == newKey && sux == newSux) { |
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|
1164 // still in same range |
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|
1165 range.highKey = newKey; |
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|
1166 } else { |
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|
1167 // skip tests which explicitly dispatch to the default |
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1168 if (range.sux != defaultSux) { |
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1169 res.add(range); |
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|
1170 } |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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1171 range = new SwitchRange(newKey, newSux); |
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|
1172 } |
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|
1173 key = newKey; |
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|
1174 sux = newSux; |
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|
1175 } |
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1176 if (res.size() == 0 || res.get(res.size() - 1) != range) { |
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1177 res.add(range); |
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|
1178 } |
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|
1179 } |
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1180 return res.toArray(new SwitchRange[res.size()]); |
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|
1181 } |
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|
1182 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1183 SwitchRange[] createLookupRanges(TableSwitch x) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1184 // XXX: try to merge this with the code for LookupSwitch |
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1185 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases()); |
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parents:
diff
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|
1186 int len = x.numberOfCases(); |
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Pull over of compiler from maxine repository.
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parents:
diff
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|
1187 if (len > 0) { |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
diff
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|
1188 BlockBegin sux = x.blockSuccessor(0); |
2507
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Pull over of compiler from maxine repository.
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|
1189 int key = x.lowKey(); |
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Pull over of compiler from maxine repository.
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1190 BlockBegin defaultSux = x.defaultSuccessor(); |
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|
1191 SwitchRange range = new SwitchRange(key, sux); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1192 for (int i = 0; i < len; i++, key++) { |
2602
0c6564c254af
new node layout: BlockBegin, BlockEnd
Lukas Stadler <lukas.stadler@jku.at>
parents:
2600
diff
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|
1193 BlockBegin newSux = x.blockSuccessor(i); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1194 if (sux == newSux) { |
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Pull over of compiler from maxine repository.
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|
1195 // still in same range |
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|
1196 range.highKey = key; |
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diff
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|
1197 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1198 // skip tests which explicitly dispatch to the default |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1199 if (sux != defaultSux) { |
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Pull over of compiler from maxine repository.
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parents:
diff
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|
1200 res.add(range); |
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diff
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|
1201 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
1202 range = new SwitchRange(key, newSux); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
1203 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
1204 sux = newSux; |
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diff
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|
1205 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
1206 if (res.size() == 0 || res.get(res.size() - 1) != range) { |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1207 res.add(range); |
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diff
changeset
|
1208 } |
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Pull over of compiler from maxine repository.
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diff
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|
1209 } |
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Pull over of compiler from maxine repository.
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|
1210 return res.toArray(new SwitchRange[res.size()]); |
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parents:
diff
changeset
|
1211 } |
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parents:
diff
changeset
|
1212 |
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diff
changeset
|
1213 void doRoot(Instruction instr) { |
2623
b129b7da1397
Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2622
diff
changeset
|
1214 if (C1XOptions.TraceLIRGeneratorLevel >= 2) { |
b129b7da1397
Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2622
diff
changeset
|
1215 TTY.println("Emitting LIR for instruction " + instr.toString()); |
b129b7da1397
Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2622
diff
changeset
|
1216 } |
2507
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|
1217 currentInstruction = instr; |
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Pull over of compiler from maxine repository.
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|
1218 assert !instr.hasSubst() : "shouldn't have missed substitution"; |
9ec15d6914ca
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diff
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|
1219 |
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|
1220 if (C1XOptions.TraceLIRVisit) { |
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changeset
|
1221 TTY.println("Visiting " + instr); |
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parents:
diff
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|
1222 } |
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diff
changeset
|
1223 instr.accept(this); |
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parents:
diff
changeset
|
1224 if (C1XOptions.TraceLIRVisit) { |
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parents:
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|
1225 TTY.println("Operand for " + instr + " = " + instr.operand()); |
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diff
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|
1226 } |
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|
1227 } |
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|
1228 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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changeset
|
1229 protected void logicOp(int code, CiValue resultOp, CiValue leftOp, CiValue rightOp) { |
9ec15d6914ca
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parents:
diff
changeset
|
1230 if (isTwoOperand && leftOp != resultOp) { |
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Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
1231 assert rightOp != resultOp : "malformed"; |
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parents:
diff
changeset
|
1232 lir.move(leftOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1233 leftOp = resultOp; |
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 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1237 case IAND: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1238 case LAND: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1239 lir.logicalAnd(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1240 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1241 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1242 case IOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1243 case LOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1244 lir.logicalOr(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1245 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1246 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1247 case IXOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1248 case LXOR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1249 lir.logicalXor(leftOp, rightOp, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1250 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1251 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1252 default: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1253 Util.shouldNotReachHere(); |
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 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1256 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1257 void moveToPhi(PhiResolver resolver, Value curVal, Value suxVal) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1258 // move current value to referenced phi function |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1259 if (suxVal instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1260 Phi phi = (Phi) suxVal; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1261 // curVal can be null without phi being null in conjunction with inlining |
2546
e1b3db8031ee
Removed liveness marking.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2545
diff
changeset
|
1262 if (!phi.isDeadPhi() && curVal != null && curVal != phi) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1263 assert !phi.isIllegal() : "illegal phi cannot be marked as live"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1264 if (curVal instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1265 operandForPhi((Phi) curVal); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1266 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1267 CiValue operand = curVal.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1268 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1269 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
|
1270 operand = operandForInstruction(curVal); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1271 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1272 resolver.move(operand, operandForPhi(phi)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1273 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1274 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1275 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1276 |
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
|
1277 protected void moveToPhi() { |
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
|
1278 assert lastState != null; |
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
|
1279 this.moveToPhi(lastState); |
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
|
1280 } |
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
|
1281 |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1282 protected void moveToPhi(FrameState curState) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1283 // 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
|
1284 LIRBlock bb = currentBlock; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1285 if (bb.numberOfSux() == 1) { |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1286 LIRBlock sux = bb.suxAt(0); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1287 assert sux.numberOfPreds() > 0 : "invalid CFG"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1288 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1289 // 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
|
1290 if (sux.numberOfPreds() > 1) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1291 PhiResolver resolver = new PhiResolver(this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1292 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1293 FrameState suxState = sux.stateBefore(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1294 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1295 for (int index = 0; index < suxState.stackSize(); index++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1296 moveToPhi(resolver, curState.stackAt(index), suxState.stackAt(index)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1297 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1298 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1299 for (int index = 0; index < suxState.localsSize(); index++) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1300 moveToPhi(resolver, curState.localAt(index), suxState.localAt(index)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1301 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1302 resolver.dispose(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1303 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1304 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1305 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1306 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1307 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1308 * Creates a new {@linkplain CiVariable variable}. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1309 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1310 * @param kind the kind of the variable |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1311 * @return a new variable |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1312 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1313 public CiVariable newVariable(CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1314 return operands.newVariable(kind); |
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 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1317 CiValue operandForInstruction(Value x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1318 CiValue operand = x.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1319 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1320 if (x instanceof Constant) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1321 x.setOperand(x.asConstant()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1322 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1323 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
|
1324 // allocate a variable for this local or phi |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1325 createResultVariable(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1326 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1327 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1328 return x.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1329 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1330 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1331 private CiValue operandForPhi(Phi phi) { |
2532
3fca504f28ba
Reinsert phi simplifier (does not seem to be optional). Disabled canonicalizer.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2522
diff
changeset
|
1332 assert !phi.isDeadPhi(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1333 if (phi.operand().isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1334 // allocate a variable for this phi |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1335 CiVariable operand = newVariable(phi.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1336 setResult(phi, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1337 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1338 return phi.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1339 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1340 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1341 protected void postGCWriteBarrier(CiValue addr, CiValue newVal) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1342 XirSnippet writeBarrier = xir.genWriteBarrier(toXirArgument(addr)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1343 if (writeBarrier != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1344 emitXir(writeBarrier, null, null, null, false); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1345 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1346 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1347 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1348 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
|
1349 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1350 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1351 protected void setNoResult(Instruction x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1352 x.clearOperand(); |
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 protected CiValue setResult(Value x, CiVariable operand) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1356 x.setOperand(operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1357 if (C1XOptions.DetailedAsserts) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1358 operands.recordResult(operand, x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1359 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1360 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1361 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1362 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1363 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
|
1364 if (isTwoOperand && value != resultOp) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1365 assert count != resultOp : "malformed"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1366 lir.move(value, resultOp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1367 value = resultOp; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1368 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1369 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1370 assert count.isConstant() || count.isVariableOrRegister(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1371 switch (code) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1372 case ISHL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1373 case LSHL: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1374 lir.shiftLeft(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1375 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1376 case ISHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1377 case LSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1378 lir.shiftRight(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1379 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1380 case IUSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1381 case LUSHR: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1382 lir.unsignedShiftRight(value, count, resultOp, tmp); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1383 break; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1384 default: |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1385 Util.shouldNotReachHere(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1386 } |
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 walkState(Instruction x, FrameState state) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1390 if (state == null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1391 return; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1392 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1393 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
|
1394 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
|
1395 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
|
1396 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
|
1397 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1398 } |
2716
c1a9bf38da28
Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2715
diff
changeset
|
1399 for (int index = 0; index < state.localsSize(); index++) { |
c1a9bf38da28
Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2715
diff
changeset
|
1400 final Value value = state.localAt(index); |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2546
diff
changeset
|
1401 if (value != null) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2546
diff
changeset
|
1402 if (!value.isIllegal()) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2546
diff
changeset
|
1403 walkStateValue(value); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1404 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1405 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1406 } |
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 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1409 private void walkStateValue(Value value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1410 if (value != null) { |
2635
0f69be73d5ce
More frame state fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2634
diff
changeset
|
1411 assert !value.hasSubst() : "missed substitution on " + value.toString(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1412 if (value instanceof Phi && !value.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1413 // phi's are special |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1414 operandForPhi((Phi) value); |
2515
4fdef1464592
Removed extended bytecodes and related HIR instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2509
diff
changeset
|
1415 } else if (value.operand().isIllegal()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1416 // instruction doesn't have an operand yet |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1417 CiValue operand = makeOperand(value); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1418 assert operand.isLegal() : "must be evaluated now"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1419 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1420 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1421 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1422 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1423 protected LIRDebugInfo stateFor(Instruction 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
|
1424 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
|
1425 return stateFor(x, lastState); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1426 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1427 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1428 protected LIRDebugInfo stateFor(Instruction x, FrameState state) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1429 if (compilation.placeholderState != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1430 state = compilation.placeholderState; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1431 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1432 |
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
|
1433 assert state != null; |
2718
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1434 LIRBlock exceptionEdge = null; |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1435 if (x instanceof ExceptionEdgeInstruction) { |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1436 BlockBegin begin = ((ExceptionEdgeInstruction) x).exceptionEdge(); |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1437 if (begin != null) { |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1438 exceptionEdge = begin.lirBlock(); |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1439 } |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1440 } |
c1ce2a53d6c3
Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2716
diff
changeset
|
1441 return new LIRDebugInfo(state, exceptionEdge); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1442 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1443 |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1444 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
|
1445 // 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
|
1446 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
|
1447 int j = 0; |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1448 for (int i = 0; i < x.argumentCount(); i++) { |
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1449 Value arg = x.argument(i); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1450 if (arg != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1451 CiValue operand = cc.locations[j++]; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1452 if (operand.isRegister()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1453 force(arg, operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1454 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1455 LIRItem param = new LIRItem(arg, this); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1456 assert operand.isStackSlot(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1457 CiStackSlot slot = (CiStackSlot) operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1458 assert !slot.inCallerFrame(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1459 param.loadForStore(slot.kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1460 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
|
1461 lir.unalignedMove(param.result(), slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1462 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1463 lir.move(param.result(), slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1464 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1465 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1466 if (arg.kind == CiKind.Object && pointerSlots != null) { |
2596
1c36b17f7ee0
new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
1467 // 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
|
1468 pointerSlots.add(slot); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1469 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1470 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1471 argList.add(operand); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1472 } |
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 return argList; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1475 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1476 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1477 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1478 * 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
|
1479 * for storing the result of an instruction. |
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 * @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
|
1482 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1483 protected CiValue makeOperand(Value instruction) { |
2537
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1484 if (instruction == null) { |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1485 return CiValue.IllegalValue; |
4a016ff4d2df
Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2532
diff
changeset
|
1486 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1487 CiValue operand = instruction.operand(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1488 if (operand.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1489 if (instruction instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1490 // 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
|
1491 operand = operandForPhi((Phi) instruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1492 } else if (instruction instanceof Constant) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1493 operand = operandForInstruction(instruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1494 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1495 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1496 // the value must be a constant or have a valid operand |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1497 assert operand.isLegal() : "this root has not been visited yet"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1498 return operand; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1499 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1500 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1501 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1502 * 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
|
1503 * |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1504 * @param kind the kind of value being returned |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1505 * @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
|
1506 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1507 protected CiValue resultOperandFor(CiKind kind) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1508 if (kind == CiKind.Void) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1509 return IllegalValue; |
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 CiRegister returnRegister = compilation.registerConfig.getReturnRegister(kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1512 return returnRegister.asValue(kind); |
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 protected XirSupport site(Value x) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1516 return xirSupport.site(x); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1517 } |
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 public void maybePrintCurrentInstruction() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1520 if (currentInstruction != null && lastInstructionPrinted != currentInstruction) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1521 lastInstructionPrinted = currentInstruction; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1522 InstructionPrinter ip = new InstructionPrinter(TTY.out()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1523 ip.printInstructionListing(currentInstruction); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1524 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1525 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1526 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1527 protected abstract boolean canInlineAsConstant(Value i); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1528 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1529 protected abstract boolean canStoreAsConstant(Value i, CiKind kind); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1530 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1531 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
|
1532 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1533 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
|
1534 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1535 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
|
1536 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1537 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
|
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 * Implements site-specific information for the XIR interface. |
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 static class XirSupport implements XirSite { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1543 Value current; |
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 XirSupport() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1546 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1547 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1548 public CiCodePos getCodePos() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1549 // TODO: get the code position of the current instruction if possible |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1550 return null; |
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 public boolean isNonNull(XirArgument argument) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1554 if (argument.constant == null && argument.object instanceof LIRItem) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1555 // check the flag on the original value |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1556 return ((LIRItem) argument.object).instruction.isNonNull(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1557 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1558 return false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1559 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1560 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1561 public boolean requiresNullCheck() { |
2661
194d93d089bd
Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2660
diff
changeset
|
1562 return current == null || true; |
2507
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 public boolean requiresBoundsCheck() { |
2541
0f9eeb15e636
More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2540
diff
changeset
|
1566 return true; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1567 } |
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 public boolean requiresReadBarrier() { |
2545
bb050fe2901d
Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2543
diff
changeset
|
1570 return current == null || true; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1571 } |
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 public boolean requiresWriteBarrier() { |
2545
bb050fe2901d
Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2543
diff
changeset
|
1574 return current == null || true; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1575 } |
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>
parents:
diff
changeset
|
1577 public boolean requiresArrayStoreCheck() { |
2541
0f9eeb15e636
More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2540
diff
changeset
|
1578 return true; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1579 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1580 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1581 public RiType getApproximateType(XirArgument argument) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1582 return current == null ? null : current.declaredType(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1583 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1584 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1585 public RiType getExactType(XirArgument argument) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1586 return current == null ? null : current.exactType(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1587 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1588 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1589 XirSupport site(Value v) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1590 current = v; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1591 return this; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1592 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1593 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1594 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1595 public String toString() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1596 return "XirSupport<" + current + ">"; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1597 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1598 |
2633 | 1599 |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1600 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1601 |
2630
c93adece95d2
Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2623
diff
changeset
|
1602 @Override |
c93adece95d2
Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2623
diff
changeset
|
1603 public void visitFrameState(FrameState i) { |
c93adece95d2
Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
2623
diff
changeset
|
1604 // nothing to do for now |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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1605 } |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1606 |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1607 @Override |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1608 public void visitUnwind(Unwind x) { |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1609 // TODO ls: this needs some thorough testing... |
7ed72769d51a
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1610 CiValue operand = resultOperandFor(x.kind); |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1611 CiValue result = force(x.exception(), operand); |
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exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents:
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1612 ArrayList<CiValue> args = new ArrayList<CiValue>(1); |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1613 args.add(result); |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1614 lir.callRuntime(CiRuntimeCall.UnwindException, CiValue.IllegalValue, args, null); |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1615 setNoResult(x); |
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Lukas Stadler <lukas.stadler@jku.at>
parents:
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1616 } |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
1617 } |