Mercurial > hg > graal-compiler

annotate graal/GraalCompiler/src/com/sun/c1x/gen/LIRGenerator.java @ 2807:50b5db2c3e68

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Fix for degenerated phis. Now jtt and DaCapo/fop passes with ArithmeticOp and Constant being flexible in the graph.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Fri, 27 May 2011 23:47:23 +0200
parents f35c6f8f0f5d
children d27bdbec3d67
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.sun.c1x.gen;
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24
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25 import static com.sun.cri.bytecode.Bytecodes.*;
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26 import static com.sun.cri.bytecode.Bytecodes.MemoryBarriers.*;
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27 import static com.sun.cri.ci.CiCallingConvention.Type.*;
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28 import static com.sun.cri.ci.CiValue.*;
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29
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30 import java.lang.reflect.*;
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31 import java.util.*;
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32
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33 import com.oracle.graal.graph.*;
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34 import com.oracle.max.asm.*;
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35 import com.sun.c1x.*;
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36 import com.sun.c1x.alloc.*;
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37 import com.sun.c1x.alloc.OperandPool.*;
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38 import com.sun.c1x.debug.*;
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39 import com.sun.c1x.globalstub.*;
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40 import com.sun.c1x.graph.*;
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41 import com.sun.c1x.ir.*;
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42 import com.sun.c1x.lir.*;
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43 import com.sun.c1x.util.*;
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44 import com.sun.c1x.value.*;
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45 import com.sun.cri.bytecode.*;
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46 import com.sun.cri.ci.*;
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47 import com.sun.cri.ri.*;
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48 import com.sun.cri.xir.*;
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49 import com.sun.cri.xir.CiXirAssembler.*;
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50
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51 /**
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52 * This class traverses the HIR instructions and generates LIR instructions from them.
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53 */
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54 public abstract class LIRGenerator extends ValueVisitor {
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55
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56 /**
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57 * Helper class for inserting memory barriers as necessary to implement the Java Memory Model
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58 * with respect to volatile field accesses.
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59 *
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60 * @see MemoryBarriers
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61 */
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62 class VolatileMemoryAccess {
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63 /**
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64 * Inserts any necessary memory barriers before a volatile write as required by the JMM.
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65 */
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66 void preVolatileWrite() {
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67 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_WRITE);
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68 if (compilation.target.isMP && barriers != 0) {
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69 lir.membar(barriers);
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70 }
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71 }
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72
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73 /**
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74 * Inserts any necessary memory barriers after a volatile write as required by the JMM.
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75 */
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76 void postVolatileWrite() {
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77 int barriers = compilation.target.arch.requiredBarriers(JMM_POST_VOLATILE_WRITE);
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78 if (compilation.target.isMP && barriers != 0) {
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79 lir.membar(barriers);
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80 }
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81 }
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82
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83 /**
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84 * Inserts any necessary memory barriers before a volatile read as required by the JMM.
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85 */
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86 void preVolatileRead() {
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87 int barriers = compilation.target.arch.requiredBarriers(JMM_PRE_VOLATILE_READ);
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88 if (compilation.target.isMP && barriers != 0) {
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89 lir.membar(barriers);
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90 }
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91 }
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92
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93 /**
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94 * Inserts any necessary memory barriers after a volatile read as required by the JMM.
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95 */
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96 void postVolatileRead() {
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97 // Ensure field's data is loaded before any subsequent loads or stores.
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98 int barriers = compilation.target.arch.requiredBarriers(LOAD_LOAD | LOAD_STORE);
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99 if (compilation.target.isMP && barriers != 0) {
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100 lir.membar(barriers);
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101 }
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102 }
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103 }
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104
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105 /**
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106 * Forces the result of a given instruction to be available in a given register,
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107 * inserting move instructions if necessary.
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108 *
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109 * @param instruction an instruction that produces a {@linkplain Value#operand() result}
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110 * @param register the {@linkplain CiRegister} in which the result of {@code instruction} must be available
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111 * @return {@code register} as an operand
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112 */
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113 protected CiValue force(Value instruction, CiRegister register) {
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114 return force(instruction, register.asValue(instruction.kind));
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115 }
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116
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117 /**
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118 * Forces the result of a given instruction to be available in a given operand,
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119 * inserting move instructions if necessary.
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120 *
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121 * @param instruction an instruction that produces a {@linkplain Value#operand() result}
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122 * @param operand the operand in which the result of {@code instruction} must be available
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123 * @return {@code operand}
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124 */
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125 protected CiValue force(Value instruction, CiValue operand) {
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126 CiValue result = makeOperand(instruction);
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127 if (result != operand) {
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128 assert result.kind != CiKind.Illegal;
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129 if (!compilation.archKindsEqual(result.kind, operand.kind)) {
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130 // moves between different types need an intervening spill slot
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131 CiValue tmp = forceToSpill(result, operand.kind, false);
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132 lir.move(tmp, operand);
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133 } else {
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134 lir.move(result, operand);
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135 }
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136 }
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137 return operand;
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138 }
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139
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140 protected CiValue load(Value val) {
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141 CiValue result = makeOperand(val);
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142 if (!result.isVariableOrRegister()) {
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143 CiVariable operand = newVariable(val.kind);
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144 lir.move(result, operand);
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145 return operand;
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146 }
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147 return result;
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148 }
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149
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150 // the range of values in a lookupswitch or tableswitch statement
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151 private static final class SwitchRange {
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152 final int lowKey;
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153 int highKey;
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c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
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154 final LIRBlock sux;
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155
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156 SwitchRange(int lowKey, LIRBlock sux) {
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157 this.lowKey = lowKey;
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158 this.highKey = lowKey;
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159 this.sux = sux;
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160 }
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161 }
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162
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163 protected final C1XCompilation compilation;
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164 protected final IR ir;
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165 protected final XirSupport xirSupport;
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166 protected final RiXirGenerator xir;
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167 protected final boolean isTwoOperand;
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168
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169 private LIRBlock currentBlock;
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170
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171 public final OperandPool operands;
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172
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173 private Value currentInstruction;
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174 private Value lastInstructionPrinted; // Debugging only
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175
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176 private List<CiConstant> constants;
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177 private List<CiVariable> variablesForConstants;
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178 protected LIRList lir;
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179 final VolatileMemoryAccess vma;
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180 private ArrayList<DeoptimizationStub> deoptimizationStubs;
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91d3952f7eb7 Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
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181 private FrameState lastState;
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182
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183 public LIRGenerator(C1XCompilation compilation) {
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184 this.compilation = compilation;
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185 this.ir = compilation.hir();
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186 this.xir = compilation.compiler.xir;
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187 this.xirSupport = new XirSupport();
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188 this.isTwoOperand = compilation.target.arch.twoOperandMode();
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189 this.vma = new VolatileMemoryAccess();
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190
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191 constants = new ArrayList<CiConstant>();
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192 variablesForConstants = new ArrayList<CiVariable>();
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193
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194 this.operands = new OperandPool(compilation.target);
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195 }
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196
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197 public ArrayList<DeoptimizationStub> deoptimizationStubs() {
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198 return deoptimizationStubs;
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199 }
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200
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d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
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201 private void addDeoptimizationStub(DeoptimizationStub stub) {
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202 if (deoptimizationStubs == null) {
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203 deoptimizationStubs = new ArrayList<LIRGenerator.DeoptimizationStub>();
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204 }
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205 deoptimizationStubs.add(stub);
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206 }
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207
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208 public static class DeoptimizationStub {
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209 public final Label label = new Label();
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210 public final LIRDebugInfo info;
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211
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212 public DeoptimizationStub(FrameState state) {
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213 info = new LIRDebugInfo(state, null);
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214 }
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215 }
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216
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217 public void doBlock(LIRBlock block) {
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218 blockDoProlog(block);
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219 this.currentBlock = block;
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220
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
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221 if (C1XOptions.TraceLIRGeneratorLevel >= 1) {
2718
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222 TTY.println("BEGIN Generating LIR for block B" + block.blockID());
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
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223 }
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diff changeset
224
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
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225 for (Node instr : block.getInstructions()) {
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
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226 FrameState stateAfter = null;
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diff changeset
227 if (instr instanceof Instruction) {
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228 stateAfter = ((Instruction) instr).stateAfter();
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
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diff changeset
229 }
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
230 FrameState stateBefore = null;
4dd0573f510b FrameState fixes.
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diff changeset
231 if (instr instanceof StateSplit && ((StateSplit) instr).stateBefore() != null) {
4dd0573f510b FrameState fixes.
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diff changeset
232 stateBefore = ((StateSplit) instr).stateBefore();
4dd0573f510b FrameState fixes.
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diff changeset
233 }
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
234 if (stateBefore != null) {
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
235 lastState = stateBefore;
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
236 if (C1XOptions.TraceLIRGeneratorLevel >= 2) {
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
237 TTY.println("STATE CHANGE (stateBefore)");
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
238 if (C1XOptions.TraceLIRGeneratorLevel >= 3) {
4dd0573f510b FrameState fixes.
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diff changeset
239 TTY.println(stateBefore.toString());
4dd0573f510b FrameState fixes.
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diff changeset
240 }
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
241 }
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
242 }
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
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diff changeset
243 if (!(instr instanceof Merge) && instr != instr.graph().start()) {
2622
91d3952f7eb7 Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
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diff changeset
244 walkState(instr, stateAfter);
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
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diff changeset
245 doRoot((Value) instr);
2507
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246 }
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
247 if (stateAfter != null) {
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
248 lastState = stateAfter;
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
249 if (C1XOptions.TraceLIRGeneratorLevel >= 2) {
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
250 TTY.println("STATE CHANGE");
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
251 if (C1XOptions.TraceLIRGeneratorLevel >= 3) {
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
252 TTY.println(stateAfter.toString());
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
253 }
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
254 }
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
255 }
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
256 }
2789
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
257 if (block.blockSuccessors().size() == 1 && (block.getInstructions().size() == 0 || !(block.getInstructions().get(block.getInstructions().size() - 1) instanceof BlockEnd))) {
2788
df4c5254c5cc Towards goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
258 moveToPhi();
df4c5254c5cc Towards goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
259 block.lir().jump(block.blockSuccessors().get(0));
df4c5254c5cc Towards goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
260 }
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
261
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2622
diff changeset
262 if (C1XOptions.TraceLIRGeneratorLevel >= 1) {
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
263 TTY.println("END Generating LIR for block B" + block.blockID());
2507
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264 }
9ec15d6914ca Pull over of compiler from maxine repository.
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diff changeset
265
2783
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
266 block.setLastState(lastState);
2507
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diff changeset
267 this.currentBlock = null;
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
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diff changeset
268 blockDoEpilog();
2507
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diff changeset
269 }
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diff changeset
270
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diff changeset
271 @Override
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272 public void visitArrayLength(ArrayLength x) {
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273 emitArrayLength(x);
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diff changeset
274 }
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diff changeset
275
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276 public CiValue emitArrayLength(ArrayLength x) {
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diff changeset
277 XirArgument array = toXirArgument(x.array());
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278 XirSnippet snippet = xir.genArrayLength(site(x), array);
2541
0f9eeb15e636 More Value.Flag clean up.
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parents: 2540
diff changeset
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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diff changeset
283 private FrameState setOperandsForLocals() {
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284 CiCallingConvention args = compilation.frameMap().incomingArguments();
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diff changeset
285 int bci = 0;
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diff changeset
286 if (Modifier.isSynchronized(compilation.method.accessFlags())) {
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
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diff changeset
287 bci = Instruction.SYNCHRONIZATION_ENTRY_BCI;
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diff changeset
288 }
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diff changeset
289 FrameState fs = new FrameState(bci, compilation.method.maxLocals(), 0, 0, compilation.graph);
2771
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
290 for (Node node : compilation.graph.start().usages()) {
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
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diff changeset
291 if (node instanceof Local) {
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
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parents: 2769
diff changeset
292 Local local = (Local) node;
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diff changeset
293 int i = local.index();
2783
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diff changeset
294 fs.storeLocal(i, local);
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295
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diff changeset
296 CiValue src = args.locations[i];
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
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297 assert src.isLegal() : "check";
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298
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diff changeset
299 CiVariable dest = newVariable(src.kind.stackKind());
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2769
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300 lir.move(src, dest, src.kind);
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301
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
302 assert src.kind.stackKind() == local.kind.stackKind() : "local type check failed";
056e392d63d4 Connected local variables to start node. No more need for frame state to emit locals.
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303 setResult(local, dest);
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304 }
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305 }
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306 return fs;
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307 }
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308
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309 @Override
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310 public void visitCheckCast(CheckCast x) {
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diff changeset
311 XirArgument obj = toXirArgument(x.object());
2600
f1bc67c2d453 new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
Lukas Stadler <lukas.stadler@jku.at>
parents: 2596
diff changeset
312 XirSnippet snippet = xir.genCheckCast(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass());
2507
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313 emitXir(snippet, x, stateFor(x), null, true);
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314 }
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315
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diff changeset
316 @Override
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diff changeset
317 public void visitInstanceOf(InstanceOf x) {
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diff changeset
318 XirArgument obj = toXirArgument(x.object());
2600
f1bc67c2d453 new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
Lukas Stadler <lukas.stadler@jku.at>
parents: 2596
diff changeset
319 XirSnippet snippet = xir.genInstanceOf(site(x), obj, toXirArgument(x.targetClassInstruction()), x.targetClass());
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2633
diff changeset
320 emitXir(snippet, x, stateFor(x), null, true);
2507
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321 }
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322
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diff changeset
323 @Override
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parents:
diff changeset
324 public void visitMonitorEnter(MonitorEnter x) {
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325 XirArgument obj = toXirArgument(x.object());
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diff changeset
326 XirArgument lockAddress = toXirArgument(x.lockAddress());
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diff changeset
327 XirSnippet snippet = xir.genMonitorEnter(site(x), obj, lockAddress);
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2633
diff changeset
328 emitXir(snippet, x, stateFor(x), stateFor(x, x.stateAfter()), null, true, null);
2507
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329 }
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diff changeset
330
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parents:
diff changeset
331 @Override
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
332 public void visitMonitorExit(MonitorExit x) {
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parents:
diff changeset
333 XirArgument obj = toXirArgument(x.object());
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parents:
diff changeset
334 XirArgument lockAddress = toXirArgument(x.lockAddress());
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parents:
diff changeset
335 XirSnippet snippet = xir.genMonitorExit(site(x), obj, lockAddress);
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2633
diff changeset
336 emitXir(snippet, x, stateFor(x), null, true);
2507
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337 }
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diff changeset
338
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parents:
diff changeset
339 @Override
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parents:
diff changeset
340 public void visitStoreIndexed(StoreIndexed x) {
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parents:
diff changeset
341 XirArgument array = toXirArgument(x.array());
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diff changeset
342 XirArgument length = x.length() == null ? null : toXirArgument(x.length());
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diff changeset
343 XirArgument index = toXirArgument(x.index());
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diff changeset
344 XirArgument value = toXirArgument(x.value());
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diff changeset
345 XirSnippet snippet = xir.genArrayStore(site(x), array, index, length, value, x.elementKind(), null);
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff changeset
346 emitXir(snippet, x, stateFor(x), null, true);
2507
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347 }
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diff changeset
348
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diff changeset
349 @Override
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diff changeset
350 public void visitNewInstance(NewInstance x) {
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diff changeset
351 XirSnippet snippet = xir.genNewInstance(site(x), x.instanceClass());
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parents:
diff changeset
352 emitXir(snippet, x, stateFor(x), null, true);
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diff changeset
353 }
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parents:
diff changeset
354
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parents:
diff changeset
355 @Override
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parents:
diff changeset
356 public void visitNewTypeArray(NewTypeArray x) {
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parents:
diff changeset
357 XirArgument length = toXirArgument(x.length());
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diff changeset
358 XirSnippet snippet = xir.genNewArray(site(x), length, x.elementKind(), null, null);
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parents:
diff changeset
359 emitXir(snippet, x, stateFor(x), null, true);
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parents:
diff changeset
360 }
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parents:
diff changeset
361
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
362 @Override
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parents:
diff changeset
363 public void visitNewObjectArray(NewObjectArray x) {
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
364 XirArgument length = toXirArgument(x.length());
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parents:
diff changeset
365 XirSnippet snippet = xir.genNewArray(site(x), length, CiKind.Object, x.elementClass(), x.exactType());
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parents:
diff changeset
366 emitXir(snippet, x, stateFor(x), null, true);
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
367 }
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
368
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
369 @Override
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
370 public void visitNewMultiArray(NewMultiArray x) {
2600
f1bc67c2d453 new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
Lukas Stadler <lukas.stadler@jku.at>
parents: 2596
diff changeset
371 XirArgument[] dims = new XirArgument[x.dimensionCount()];
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
372
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
373 for (int i = 0; i < dims.length; i++) {
2600
f1bc67c2d453 new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
Lukas Stadler <lukas.stadler@jku.at>
parents: 2596
diff changeset
374 dims[i] = toXirArgument(x.dimension(i));
2507
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parents:
diff changeset
375 }
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parents:
diff changeset
376
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parents:
diff changeset
377 XirSnippet snippet = xir.genNewMultiArray(site(x), dims, x.elementKind);
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parents:
diff changeset
378 emitXir(snippet, x, stateFor(x), null, true);
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
379 }
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parents:
diff changeset
380
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
381 @Override
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
382 public void visitConstant(Constant x) {
2546
e1b3db8031ee Removed liveness marking.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2545
diff changeset
383 if (!canInlineAsConstant(x)) {
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
384 CiValue res = x.operand();
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parents:
diff changeset
385 if (!(res.isLegal())) {
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
386 res = x.asConstant();
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
387 }
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
388 if (res.isConstant()) {
2546
e1b3db8031ee Removed liveness marking.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2545
diff changeset
389 CiVariable reg = createResultVariable(x);
e1b3db8031ee Removed liveness marking.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2545
diff changeset
390 lir.move(res, reg);
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
391 } else {
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parents:
diff changeset
392 setResult(x, (CiVariable) res);
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
393 }
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
394 }
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
395 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
396
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
397 @Override
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
398 public void visitExceptionObject(ExceptionObject x) {
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
399 XirSnippet snippet = xir.genExceptionObject(site(x));
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2633
diff changeset
400 emitXir(snippet, x, stateFor(x), null, true);
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
401 }
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
402
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
403 @Override
2796
d6bf240963fb Rename Goto to Anchor
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2793
diff changeset
404 public void visitGoto(Anchor x) {
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
405 setNoResult(x);
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
406
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
407 // emit phi-instruction moves after safepoint since this simplifies
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
408 // describing the state at the safepoint.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
409
2778
2ac7b30b7290 Enabled new block finding algorithm.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2775
diff changeset
410 moveToPhi();
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
411 lir.jump(getLIRBlock(x.defaultSuccessor()));
2507
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
412 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
413
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
414 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
415 public void visitIfOp(IfOp i) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
416 Value x = i.x();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
417 Value y = i.y();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
418 CiKind xtype = x.kind;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
419 CiKind ttype = i.trueValue().kind;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
420 assert xtype.isInt() || xtype.isObject() : "cannot handle others";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
421 assert ttype.isInt() || ttype.isObject() || ttype.isLong() || ttype.isWord() : "cannot handle others";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
422 assert ttype.equals(i.falseValue().kind) : "cannot handle others";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
423
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
424 CiValue left = load(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
425 CiValue right = null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
426 if (!canInlineAsConstant(y)) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
427 right = load(y);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
428 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
429 right = makeOperand(y);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
430 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
431
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
432 CiValue tVal = makeOperand(i.trueValue());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
433 CiValue fVal = makeOperand(i.falseValue());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
434 CiValue reg = createResultVariable(i);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
435
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
436 lir.cmp(i.condition(), left, right);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
437 lir.cmove(i.condition(), tVal, fVal, reg);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
438 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
439
2671
d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2670
diff changeset
440 protected FrameState stateBeforeInvokeReturn(Invoke invoke) {
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
441 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind);
2640
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
442 }
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
443
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
444 protected FrameState stateBeforeInvokeWithArguments(Invoke invoke) {
2666
6ca76b891d31 duplicateModified helper method
Lukas Stadler <lukas.stadler@jku.at>
parents: 2661
diff changeset
445 Value[] args = new Value[invoke.argumentCount()];
6ca76b891d31 duplicateModified helper method
Lukas Stadler <lukas.stadler@jku.at>
parents: 2661
diff changeset
446 for (int i = 0; i < invoke.argumentCount(); i++) {
6ca76b891d31 duplicateModified helper method
Lukas Stadler <lukas.stadler@jku.at>
parents: 2661
diff changeset
447 args[i] = invoke.argument(i);
2640
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
448 }
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
449 return invoke.stateAfter().duplicateModified(getBeforeInvokeBci(invoke), invoke.kind, args);
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
450 }
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
451
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
452 private int getBeforeInvokeBci(Invoke invoke) {
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
453 int length = 3;
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
454 if (invoke.opcode() == Bytecodes.INVOKEINTERFACE) {
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
455 length += 2;
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
456 }
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
457 return invoke.stateAfter().bci - length;
2628
569228710be8 More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2623
diff changeset
458 }
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
459
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
460 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
461 public void visitInvoke(Invoke x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
462 RiMethod target = x.target();
2640
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
463 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
464 LIRDebugInfo info2 = stateFor(x, stateBeforeInvokeReturn(x));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
465
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
466 XirSnippet snippet = null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
467
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
468 int opcode = x.opcode();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
469 XirArgument receiver;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
470 switch (opcode) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
471 case INVOKESTATIC:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
472 snippet = xir.genInvokeStatic(site(x), target);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
473 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
474 case INVOKESPECIAL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
475 receiver = toXirArgument(x.receiver());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
476 snippet = xir.genInvokeSpecial(site(x), receiver, target);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
477 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
478 case INVOKEVIRTUAL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
479 receiver = toXirArgument(x.receiver());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
480 snippet = xir.genInvokeVirtual(site(x), receiver, target);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
481 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
482 case INVOKEINTERFACE:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
483 receiver = toXirArgument(x.receiver());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
484 snippet = xir.genInvokeInterface(site(x), receiver, target);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
485 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
486 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
487
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
488 CiValue destinationAddress = null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
489 // emitting the template earlier can ease pressure on register allocation, but the argument loading can destroy an
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
490 // implicit calling convention between the XirSnippet and the call.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
491 if (!C1XOptions.InvokeSnippetAfterArguments) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
492 destinationAddress = emitXir(snippet, x, info.copy(), x.target(), false);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
493 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
494
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
495 CiValue resultOperand = resultOperandFor(x.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
496 CiCallingConvention cc = compilation.frameMap().getCallingConvention(x.signature(), JavaCall);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
497 List<CiValue> pointerSlots = new ArrayList<CiValue>(2);
2596
1c36b17f7ee0 new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
498 List<CiValue> argList = visitInvokeArguments(cc, x, pointerSlots);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
499
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
500 if (C1XOptions.InvokeSnippetAfterArguments) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
501 destinationAddress = emitXir(snippet, x, info.copy(), null, x.target(), false, pointerSlots);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
502 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
503
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
504 // emit direct or indirect call to the destination address
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
505 if (destinationAddress instanceof CiConstant) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
506 // Direct call
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
507 assert ((CiConstant) destinationAddress).isDefaultValue() : "destination address should be zero";
2640
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
508 lir.callDirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
509 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
510 // Indirect call
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
511 argList.add(destinationAddress);
2640
9e30cf6dcf96 More frame state fixes. All jtt tests passing now again.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2639
diff changeset
512 lir.callIndirect(target, resultOperand, argList, info2, snippet.marks, pointerSlots);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
513 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
514
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
515 if (resultOperand.isLegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
516 CiValue result = createResultVariable(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
517 lir.move(resultOperand, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
518 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
519 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
520
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
521 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
522 public void visitMonitorAddress(MonitorAddress x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
523 CiValue result = createResultVariable(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
524 lir.monitorAddress(x.monitor(), result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
525 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
526
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
527 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
528 * For note on volatile fields, see {@link #visitStoreField(StoreField)}.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
529 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
530 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
531 public void visitLoadField(LoadField x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
532 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
533 LIRDebugInfo info = stateFor(x);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
534 XirArgument receiver = toXirArgument(x.object());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
535 XirSnippet snippet = x.isStatic() ? xir.genGetStatic(site(x), receiver, field) : xir.genGetField(site(x), receiver, field);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
536 emitXir(snippet, x, info, null, true);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
537
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
538 if (x.isVolatile()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
539 vma.postVolatileRead();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
540 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
541 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
542
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
543 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
544 public void visitLoadIndexed(LoadIndexed x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
545 XirArgument array = toXirArgument(x.array());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
546 XirArgument index = toXirArgument(x.index());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
547 XirArgument length = toXirArgument(x.length());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
548 XirSnippet snippet = xir.genArrayLoad(site(x), array, index, length, x.elementKind(), null);
2634
4dd0573f510b FrameState fixes.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2633
diff changeset
549 emitXir(snippet, x, stateFor(x), null, true);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
550 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
551
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
552 protected GlobalStub stubFor(CiRuntimeCall runtimeCall) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
553 GlobalStub stub = compilation.compiler.lookupGlobalStub(runtimeCall);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
554 compilation.frameMap().usesGlobalStub(stub);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
555 return stub;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
556 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
557
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
558 protected GlobalStub stubFor(GlobalStub.Id globalStub) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
559 GlobalStub stub = compilation.compiler.lookupGlobalStub(globalStub);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
560 compilation.frameMap().usesGlobalStub(stub);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
561 return stub;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
562 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
563
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
564 protected GlobalStub stubFor(XirTemplate template) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
565 GlobalStub stub = compilation.compiler.lookupGlobalStub(template);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
566 compilation.frameMap().usesGlobalStub(stub);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
567 return stub;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
568 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
569
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
570 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
571 public void visitLocal(Local x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
572 if (x.operand().isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
573 createResultVariable(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
574 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
575 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
576
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
577 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
578 public void visitLookupSwitch(LookupSwitch x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
579 CiValue tag = load(x.value());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
580 setNoResult(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
581
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
582 if (x.numberOfCases() == 0 || x.numberOfCases() < C1XOptions.SequentialSwitchLimit) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
583 int len = x.numberOfCases();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
584 for (int i = 0; i < len; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
585 lir.cmp(Condition.EQ, tag, x.keyAt(i));
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
586 lir.branch(Condition.EQ, CiKind.Int, getLIRBlock(x.blockSuccessor(i)));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
587 }
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
588 lir.jump(getLIRBlock(x.defaultSuccessor()));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
589 } else {
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
590 visitSwitchRanges(createLookupRanges(x), tag, getLIRBlock(x.defaultSuccessor()));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
591 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
592 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
593
2755
80b024e75b29 small fix for dead blocks
Lukas Stadler <lukas.stadler@jku.at>
parents: 2738
diff changeset
594 protected LIRBlock getLIRBlock(Instruction b) {
2789
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
595 LIRBlock result = ir.valueToBlock.get(b);
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
596 if (result == null) {
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
597 TTY.println("instruction without lir block: " + b);
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
598 }
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
599 return result;
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
600 }
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
601
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
602 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
603 public void visitNullCheck(NullCheck x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
604 CiValue value = load(x.object());
2661
194d93d089bd Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2660
diff changeset
605 LIRDebugInfo info = stateFor(x);
194d93d089bd Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2660
diff changeset
606 lir.nullCheck(value, info);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
607 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
608
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
609 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
610 public void visitPhi(Phi i) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
611 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
612 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
613
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
614 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
615 public void visitReturn(Return x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
616 if (x.kind.isVoid()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
617 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
618 if (epilogue != null) {
2775
3b73b230b86b Removed more stateAfter usages.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2774
diff changeset
619 emitXir(epilogue, x, null, compilation.method, false);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
620 lir.returnOp(IllegalValue);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
621 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
622 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
623 CiValue operand = resultOperandFor(x.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
624 CiValue result = force(x.result(), operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
625 XirSnippet epilogue = xir.genEpilogue(site(x), compilation.method);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
626 if (epilogue != null) {
2775
3b73b230b86b Removed more stateAfter usages.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2774
diff changeset
627 emitXir(epilogue, x, null, compilation.method, false);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
628 lir.returnOp(result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
629 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
630 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
631 setNoResult(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
632 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
633
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
634 protected XirArgument toXirArgument(CiValue v) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
635 if (v == null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
636 return null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
637 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
638
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
639 return XirArgument.forInternalObject(v);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
640 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
641
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
642 protected XirArgument toXirArgument(Value i) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
643 if (i == null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
644 return null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
645 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
646
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
647 return XirArgument.forInternalObject(new LIRItem(i, this));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
648 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
649
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
650 private CiValue allocateOperand(XirSnippet snippet, XirOperand op) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
651 if (op instanceof XirParameter) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
652 XirParameter param = (XirParameter) op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
653 return allocateOperand(snippet.arguments[param.parameterIndex], op, param.canBeConstant);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
654 } else if (op instanceof XirRegister) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
655 XirRegister reg = (XirRegister) op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
656 return reg.register;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
657 } else if (op instanceof XirTemp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
658 return newVariable(op.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
659 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
660 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
661 return null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
662 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
663 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
664
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
665 private CiValue allocateOperand(XirArgument arg, XirOperand var, boolean canBeConstant) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
666 if (arg.constant != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
667 return arg.constant;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
668 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
669 assert arg.object != null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
670 if (arg.object instanceof CiValue) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
671 return (CiValue) arg.object;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
672 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
673 assert arg.object instanceof LIRItem;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
674 LIRItem item = (LIRItem) arg.object;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
675 if (canBeConstant) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
676 return item.instruction.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
677 } else {
2537
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
678 CiKind kind = var.kind;
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
679 if (kind == CiKind.Byte || kind == CiKind.Boolean) {
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
680 item.loadByteItem();
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
681 } else {
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
682 item.loadItem();
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
683 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
684 return item.result();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
685 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
686 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
687 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
688
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
689 protected CiValue emitXir(XirSnippet snippet, Instruction x, LIRDebugInfo info, RiMethod method, boolean setInstructionResult) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
690 return emitXir(snippet, x, info, null, method, setInstructionResult, null);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
691 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
692
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
693 protected CiValue emitXir(XirSnippet snippet, Instruction instruction, LIRDebugInfo info, LIRDebugInfo infoAfter, RiMethod method, boolean setInstructionResult, List<CiValue> pointerSlots) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
694 if (C1XOptions.PrintXirTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
695 TTY.println("Emit XIR template " + snippet.template.name);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
696 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
697
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
698 final CiValue[] operands = new CiValue[snippet.template.variableCount];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
699
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
700 compilation.frameMap().reserveOutgoing(snippet.template.outgoingStackSize);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
701
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
702 XirOperand resultOperand = snippet.template.resultOperand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
703
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
704 if (snippet.template.allocateResultOperand) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
705 CiValue outputOperand = IllegalValue;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
706 // This snippet has a result that must be separately allocated
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
707 // Otherwise it is assumed that the result is part of the inputs
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
708 if (resultOperand.kind != CiKind.Void && resultOperand.kind != CiKind.Illegal) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
709 if (setInstructionResult) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
710 outputOperand = newVariable(instruction.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
711 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
712 outputOperand = newVariable(resultOperand.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
713 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
714 assert operands[resultOperand.index] == null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
715 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
716 operands[resultOperand.index] = outputOperand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
717 if (C1XOptions.PrintXirTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
718 TTY.println("Output operand: " + outputOperand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
719 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
720 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
721
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
722 for (XirTemp t : snippet.template.temps) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
723 if (t instanceof XirRegister) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
724 XirRegister reg = (XirRegister) t;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
725 if (!t.reserve) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
726 operands[t.index] = reg.register;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
727 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
728 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
729 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
730
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
731 for (XirTemplate calleeTemplate : snippet.template.calleeTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
732 // TODO Save these for use in X86LIRAssembler
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
733 stubFor(calleeTemplate);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
734 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
735
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
736 for (XirConstant c : snippet.template.constants) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
737 assert operands[c.index] == null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
738 operands[c.index] = c.value;
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
741 XirOperand[] inputOperands = snippet.template.inputOperands;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
742 XirOperand[] inputTempOperands = snippet.template.inputTempOperands;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
743 XirOperand[] tempOperands = snippet.template.tempOperands;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
744
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
745 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
746 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
747 for (int i = 0; i < inputOperands.length; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
748 XirOperand x = inputOperands[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
749 CiValue op = allocateOperand(snippet, x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
750 operands[x.index] = op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
751 operandArray[i] = op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
752 operandIndicesArray[i] = x.index;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
753 if (C1XOptions.PrintXirTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
754 TTY.println("Input operand: " + x);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
758 for (int i = 0; i < inputTempOperands.length; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
759 XirOperand x = inputTempOperands[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
760 CiValue op = allocateOperand(snippet, x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
761 CiValue newOp = newVariable(op.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
762 lir.move(op, newOp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
763 operands[x.index] = newOp;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
764 operandArray[i + inputOperands.length] = newOp;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
765 operandIndicesArray[i + inputOperands.length] = x.index;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
766 if (C1XOptions.PrintXirTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
767 TTY.println("InputTemp operand: " + x);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
771 for (int i = 0; i < tempOperands.length; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
772 XirOperand x = tempOperands[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
773 CiValue op = allocateOperand(snippet, x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
774 operands[x.index] = op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
775 operandArray[i + inputOperands.length + inputTempOperands.length] = op;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
776 operandIndicesArray[i + inputOperands.length + inputTempOperands.length] = x.index;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
777 if (C1XOptions.PrintXirTemplates) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
778 TTY.println("Temp operand: " + x);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
782 for (CiValue operand : operands) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
783 assert operand != null;
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
786 CiValue allocatedResultOperand = operands[resultOperand.index];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
787 if (!allocatedResultOperand.isVariableOrRegister()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
788 allocatedResultOperand = IllegalValue;
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
791 if (setInstructionResult && allocatedResultOperand.isLegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
792 if (instruction.operand().isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
793 setResult(instruction, (CiVariable) allocatedResultOperand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
794 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
795 assert instruction.operand() == allocatedResultOperand;
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
800 XirInstruction[] slowPath = snippet.template.slowPath;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
801 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
802 // 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
803 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
804 operandArray, operandIndicesArray,
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
805 (operands[resultOperand.index] == IllegalValue) ? -1 : resultOperand.index,
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
806 info, infoAfter, method, pointerSlots);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
809 return operands[resultOperand.index];
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
812 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
813 public void visitStoreField(StoreField x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
814 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
815 LIRDebugInfo info = stateFor(x);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
816
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
817 if (x.isVolatile()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
818 vma.preVolatileWrite();
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
821 XirArgument receiver = toXirArgument(x.object());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
822 XirArgument value = toXirArgument(x.value());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
823 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
824 emitXir(snippet, x, info, null, true);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
825
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
826 if (x.isVolatile()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
827 vma.postVolatileWrite();
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
831 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
832 public void visitTableSwitch(TableSwitch x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
833
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
834 LIRItem value = new LIRItem(x.value(), this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
835 // 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
836 value.setDestroysRegister();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
837 value.loadItem();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
838
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
839 CiValue tag = value.result();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
840 setNoResult(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
841
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
842 // 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
843 if (x.numberOfCases() == 0 || x.numberOfCases() <= C1XOptions.SequentialSwitchLimit) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
844 int loKey = x.lowKey();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
845 int len = x.numberOfCases();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
846 for (int i = 0; i < len; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
847 lir.cmp(Condition.EQ, tag, i + loKey);
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
848 lir.branch(Condition.EQ, CiKind.Int, getLIRBlock(x.blockSuccessor(i)));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
849 }
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
850 lir.jump(getLIRBlock(x.defaultSuccessor()));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
851 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
852 SwitchRange[] switchRanges = createLookupRanges(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
853 int rangeDensity = x.numberOfCases() / switchRanges.length;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
854 if (rangeDensity >= C1XOptions.RangeTestsSwitchDensity) {
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
855 visitSwitchRanges(switchRanges, tag, getLIRBlock(x.defaultSuccessor()));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
856 } else {
2793
d3fc4fe063bf Rename BlockBegin to Merge, remove some Block related member from it. Made CFGPrinter work with the Block class from schedule
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2789
diff changeset
857 List<Instruction> nonDefaultSuccessors = x.blockSuccessors().subList(0, x.numberOfCases());
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
858 LIRBlock[] targets = new LIRBlock[nonDefaultSuccessors.size()];
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
859 for (int i = 0; i < nonDefaultSuccessors.size(); ++i) {
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
860 targets[i] = getLIRBlock(nonDefaultSuccessors.get(i));
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
861 }
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
862 lir.tableswitch(tag, x.lowKey(), getLIRBlock(x.defaultSuccessor()), targets);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
863 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
864 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
865 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
866
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
867 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
868 public void visitThrow(Throw x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
869 setNoResult(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
870 CiValue exceptionOpr = load(x.exception());
2639
8e96b2b3a866 Added stateBefore to Throw instruction.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2637
diff changeset
871 LIRDebugInfo info = stateFor(x, x.stateBefore());
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
872
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
873 // move exception oop into fixed register
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
874 CiCallingConvention callingConvention = compilation.frameMap().getCallingConvention(new CiKind[]{CiKind.Object}, RuntimeCall);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
875 CiValue argumentOperand = callingConvention.locations[0];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
876 lir.move(exceptionOpr, argumentOperand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
877
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
878 lir.throwException(CiValue.IllegalValue, argumentOperand, info);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
879 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
880
2671
d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2670
diff changeset
881 @Override
d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2670
diff changeset
882 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
883 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
884 addDeoptimizationStub(stub);
d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2670
diff changeset
885 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
886 }
d8601d421b96 New Deoptimize node, remove ResolveClass node and replace it with deoptimization
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2670
diff changeset
887
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
888 private void blockDoEpilog() {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
889 if (C1XOptions.PrintIRWithLIR) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
890 TTY.println();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
891 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
892
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
893 // clear out variables for local constants
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
894 constants.clear();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
895 variablesForConstants.clear();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
896 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
897
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
898 private void blockDoProlog(LIRBlock block) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
899 if (C1XOptions.PrintIRWithLIR) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
900 TTY.print(block.toString());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
901 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
902 // set up the list of LIR instructions
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
903 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
904 lir = new LIRList(this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
905 block.setLir(lir);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
906
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
907 lir.branchDestination(block.label());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
908 if (block == ir.startBlock) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
909 XirSnippet prologue = xir.genPrologue(null, compilation.method);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
910 if (prologue != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
911 emitXir(prologue, null, null, null, false);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
912 }
2783
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
913 FrameState fs = setOperandsForLocals();
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
914 lastState = fs;
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
915 } else if (block.blockPredecessors().size() == 1) {
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
916 FrameState fs = block.blockPredecessors().get(0).lastState();
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
917 assert fs != null;
9bc0c2eb00d6 Made graph builder removal of BlockBegin work.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2782
diff changeset
918 lastState = fs;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
919 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
920 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
921
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
922 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
923 * 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
924 *
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
925 * @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
926 * @param kind the kind of new operand
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
927 * @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
928 * @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
929 * initially defined a by move from {@code value}
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
930 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
931 CiValue forceToSpill(CiValue value, CiKind kind, boolean mustStayOnStack) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
932 assert value.isLegal() : "value should not be illegal";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
933 assert kind.jvmSlots == value.kind.jvmSlots : "size mismatch";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
934 if (!value.isVariableOrRegister()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
935 // 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
936 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
937 lir.move(value, operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
938 return operand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
939 }
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 // create a spill location
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
942 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
943 // move from register to spill
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
944 lir.move(value, operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
945 return operand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
946 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
947
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
948 private CiVariable loadConstant(Constant x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
949 return loadConstant(x.asConstant(), x.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
950 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
951
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
952 protected CiVariable loadConstant(CiConstant c, CiKind kind) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
953 // 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
954 int index = constants.indexOf(c);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
955 if (index != -1) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
956 C1XMetrics.LoadConstantIterations += index;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
957 return variablesForConstants.get(index);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
958 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
959 C1XMetrics.LoadConstantIterations += constants.size();
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 CiVariable result = newVariable(kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
962 lir.move(c, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
963 constants.add(c);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
964 variablesForConstants.add(result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
965 return result;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
966 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
967
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 * 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
970 * 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
971 *
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
972 * @param x an instruction that produces a result
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
973 * @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
974 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
975 protected CiVariable createResultVariable(Value x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
976 CiVariable operand = newVariable(x.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
977 setResult(x, operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
978 return operand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
979 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
980
2519
f6125fb5bfbc Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2515
diff changeset
981 @Override
f6125fb5bfbc Removed intrinsics.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2515
diff changeset
982 public void visitRegisterFinalizer(RegisterFinalizer x) {
2628
569228710be8 More FrameState work
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2623
diff changeset
983 CiValue receiver = load(x.object());
2669
405e7947a940 Fixed RegisterFinalizer stateBefore.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2661
diff changeset
984 LIRDebugInfo info = stateFor(x, x.stateBefore());
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
985 callRuntime(CiRuntimeCall.RegisterFinalizer, info, receiver);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
986 setNoResult(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
987 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
988
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
989 private void visitSwitchRanges(SwitchRange[] x, CiValue value, LIRBlock defaultSux) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
990 for (int i = 0; i < x.length; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
991 SwitchRange oneRange = x[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
992 int lowKey = oneRange.lowKey;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
993 int highKey = oneRange.highKey;
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
994 LIRBlock dest = oneRange.sux;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
995 if (lowKey == highKey) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
996 lir.cmp(Condition.EQ, value, lowKey);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
997 lir.branch(Condition.EQ, CiKind.Int, dest);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
998 } else if (highKey - lowKey == 1) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
999 lir.cmp(Condition.EQ, value, lowKey);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1000 lir.branch(Condition.EQ, CiKind.Int, dest);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1001 lir.cmp(Condition.EQ, value, highKey);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1002 lir.branch(Condition.EQ, CiKind.Int, dest);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1003 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1004 Label l = new Label();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1005 lir.cmp(Condition.LT, value, lowKey);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1006 lir.branch(Condition.LT, l);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1007 lir.cmp(Condition.LE, value, highKey);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1008 lir.branch(Condition.LE, CiKind.Int, dest);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1009 lir.branchDestination(l);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1010 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1011 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1012 lir.jump(defaultSux);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1013 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1014
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1015 protected void arithmeticOpFpu(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1016 CiValue leftOp = left;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1017
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1018 if (isTwoOperand && leftOp != result) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1019 assert right != result : "malformed";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1020 lir.move(leftOp, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1021 leftOp = result;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1022 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1023
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1024 switch (code) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1025 case DADD:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1026 case FADD:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1027 lir.add(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1028 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1029 case FMUL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1030 case DMUL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1031 lir.mul(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1032 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1033 case DSUB:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1034 case FSUB:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1035 lir.sub(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1036 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1037 case FDIV:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1038 case DDIV:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1039 lir.div(leftOp, right, result, null);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1040 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1041 default:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1042 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1043 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1044 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1045
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1046 protected void arithmeticOpInt(int code, CiValue result, CiValue left, CiValue right, CiValue tmp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1047 CiValue leftOp = left;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1048
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1049 if (isTwoOperand && leftOp != result) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1050 assert right != result : "malformed";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1051 lir.move(leftOp, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1052 leftOp = result;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1053 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1054
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1055 switch (code) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1056 case IADD:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1057 lir.add(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1058 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1059 case IMUL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1060 boolean didStrengthReduce = false;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1061 if (right.isConstant()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1062 CiConstant rightConstant = (CiConstant) right;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1063 int c = rightConstant.asInt();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1064 if (CiUtil.isPowerOf2(c)) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1065 // do not need tmp here
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1066 lir.shiftLeft(leftOp, CiUtil.log2(c), result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1067 didStrengthReduce = true;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1068 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1069 didStrengthReduce = strengthReduceMultiply(leftOp, c, result, tmp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1070 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1071 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1072 // we couldn't strength reduce so just emit the multiply
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1073 if (!didStrengthReduce) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1074 lir.mul(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1075 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1076 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1077 case ISUB:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1078 lir.sub(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1079 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1080 default:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1081 // idiv and irem are handled elsewhere
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1082 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1083 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1084 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1085
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1086 protected void arithmeticOpLong(int code, CiValue result, CiValue left, CiValue right, LIRDebugInfo info) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1087 CiValue leftOp = left;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1088
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1089 if (isTwoOperand && leftOp != result) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1090 assert right != result : "malformed";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1091 lir.move(leftOp, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1092 leftOp = result;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1093 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1094
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1095 switch (code) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1096 case LADD:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1097 lir.add(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1098 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1099 case LMUL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1100 lir.mul(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1101 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1102 case LSUB:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1103 lir.sub(leftOp, right, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1104 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1105 default:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1106 // ldiv and lrem are handled elsewhere
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1107 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1108 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1109 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1110
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1111 protected final CiValue callRuntime(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1112 // get a result register
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1113 CiKind result = runtimeCall.resultKind;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1114 CiKind[] arguments = runtimeCall.arguments;
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1115
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1116 CiValue physReg = result.isVoid() ? IllegalValue : resultOperandFor(result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1117
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1118 List<CiValue> argumentList;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1119 if (arguments.length > 0) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1120 // move the arguments into the correct location
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1121 CiCallingConvention cc = compilation.frameMap().getCallingConvention(arguments, RuntimeCall);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1122 assert cc.locations.length == args.length : "argument count mismatch";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1123 for (int i = 0; i < args.length; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1124 CiValue arg = args[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1125 CiValue loc = cc.locations[i];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1126 if (loc.isRegister()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1127 lir.move(arg, loc);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1128 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1129 assert loc.isStackSlot();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1130 CiStackSlot slot = (CiStackSlot) loc;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1131 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
1132 lir.unalignedMove(arg, slot);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1133 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1134 lir.move(arg, slot);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1135 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1136 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1137 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1138 argumentList = Arrays.asList(cc.locations);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1139 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1140 // no arguments
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1141 assert args == null || args.length == 0;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1142 argumentList = Util.uncheckedCast(Collections.emptyList());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1143 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1144
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1145 lir.callRuntime(runtimeCall, physReg, argumentList, info);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1146
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1147 return physReg;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1148 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1149
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1150 protected final CiVariable callRuntimeWithResult(CiRuntimeCall runtimeCall, LIRDebugInfo info, CiValue... args) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1151 CiVariable result = newVariable(runtimeCall.resultKind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1152 CiValue location = callRuntime(runtimeCall, info, args);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1153 lir.move(location, result);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1154 return result;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1155 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1156
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1157 SwitchRange[] createLookupRanges(LookupSwitch x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1158 // we expect the keys to be sorted by increasing value
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1159 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1160 int len = x.numberOfCases();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1161 if (len > 0) {
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1162 LIRBlock defaultSux = getLIRBlock(x.defaultSuccessor());
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1163 int key = x.keyAt(0);
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1164 LIRBlock sux = getLIRBlock(x.blockSuccessor(0));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1165 SwitchRange range = new SwitchRange(key, sux);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1166 for (int i = 1; i < len; i++) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1167 int newKey = x.keyAt(i);
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1168 LIRBlock newSux = getLIRBlock(x.blockSuccessor(i));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1169 if (key + 1 == newKey && sux == newSux) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1170 // still in same range
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1171 range.highKey = newKey;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1172 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1173 // skip tests which explicitly dispatch to the default
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1174 if (range.sux != defaultSux) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1175 res.add(range);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1176 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1177 range = new SwitchRange(newKey, newSux);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1178 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1179 key = newKey;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1180 sux = newSux;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1181 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1182 if (res.size() == 0 || res.get(res.size() - 1) != range) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1183 res.add(range);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1184 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1185 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1186 return res.toArray(new SwitchRange[res.size()]);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1187 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1188
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1189 SwitchRange[] createLookupRanges(TableSwitch x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1190 // XXX: try to merge this with the code for LookupSwitch
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1191 List<SwitchRange> res = new ArrayList<SwitchRange>(x.numberOfCases());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1192 int len = x.numberOfCases();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1193 if (len > 0) {
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1194 LIRBlock sux = getLIRBlock(x.blockSuccessor(0));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1195 int key = x.lowKey();
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1196 LIRBlock defaultSux = getLIRBlock(x.defaultSuccessor());
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1197 SwitchRange range = new SwitchRange(key, sux);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1198 for (int i = 0; i < len; i++, key++) {
2725
c379183d1c54 Removed target block references from LIR to BlockBegin instructions. Now there is a getLIRBlock method in the LIRGenerator.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2718
diff changeset
1199 LIRBlock newSux = getLIRBlock(x.blockSuccessor(i));
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1200 if (sux == newSux) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1201 // still in same range
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1202 range.highKey = key;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1203 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1204 // skip tests which explicitly dispatch to the default
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1205 if (sux != defaultSux) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1206 res.add(range);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1207 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1208 range = new SwitchRange(key, newSux);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1209 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1210 sux = newSux;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1211 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1212 if (res.size() == 0 || res.get(res.size() - 1) != range) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1213 res.add(range);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1214 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1215 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1216 return res.toArray(new SwitchRange[res.size()]);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1217 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1218
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2796
diff changeset
1219 void doRoot(Value instr) {
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2622
diff changeset
1220 if (C1XOptions.TraceLIRGeneratorLevel >= 2) {
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2796
diff changeset
1221 TTY.println("Emitting LIR for instruction " + instr);
2623
b129b7da1397 Some fixes around LIRGenerator / frame state. New option C1X:TraceLIRGeneratorLevel
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2622
diff changeset
1222 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1223 currentInstruction = instr;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1224
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1225 if (C1XOptions.TraceLIRVisit) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1226 TTY.println("Visiting " + instr);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1227 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1228 instr.accept(this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1229 if (C1XOptions.TraceLIRVisit) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1230 TTY.println("Operand for " + instr + " = " + instr.operand());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1231 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1232 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1233
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1234 protected void logicOp(int code, CiValue resultOp, CiValue leftOp, CiValue rightOp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1235 if (isTwoOperand && leftOp != resultOp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1236 assert rightOp != resultOp : "malformed";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1237 lir.move(leftOp, resultOp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1238 leftOp = resultOp;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1239 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1240
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1241 switch (code) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1242 case IAND:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1243 case LAND:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1244 lir.logicalAnd(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 IOR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1248 case LOR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1249 lir.logicalOr(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 case IXOR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1253 case LXOR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1254 lir.logicalXor(leftOp, rightOp, resultOp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1255 break;
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 default:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1258 Util.shouldNotReachHere();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1259 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1260 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1261
2769
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1262 void moveToPhi(PhiResolver resolver, Value curVal, Value suxVal, List<Phi> phis, int predIndex) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1263 // move current value to referenced phi function
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1264 if (suxVal instanceof Phi) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1265 Phi phi = (Phi) suxVal;
2769
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1266
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1267 // 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
1268 if (!phi.isDeadPhi() && curVal != null && curVal != phi) {
2769
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1269
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1270 assert phis.contains(phi);
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1271 if (phi.valueAt(predIndex) != curVal) {
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1272 phi.print(TTY.out());
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1273 }
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1274 assert phi.valueAt(predIndex) == curVal : "curVal=" + curVal + "valueAt(" + predIndex + ")=" + phi.valueAt(predIndex);
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1275
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1276 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
1277 if (curVal instanceof Phi) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1278 operandForPhi((Phi) curVal);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1279 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1280 CiValue operand = curVal.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1281 if (operand.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1282 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
1283 operand = operandForInstruction(curVal);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1284 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1285 resolver.move(operand, operandForPhi(phi));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1286 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1287 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1288 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1289
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1290 private List<Phi> getPhis(LIRBlock block) {
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1291 if (block.getInstructions().size() > 0) {
2806
f35c6f8f0f5d Fixed two regressions due to the flexible scheduling.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2805
diff changeset
1292 Node i = block.firstInstruction();
2793
d3fc4fe063bf Rename BlockBegin to Merge, remove some Block related member from it. Made CFGPrinter work with the Block class from schedule
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2789
diff changeset
1293 if (i instanceof Merge) {
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1294 List<Phi> result = new ArrayList<Phi>();
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1295 for (Node n : i.usages()) {
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1296 if (n instanceof Phi) {
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1297 result.add((Phi) n);
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1298 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1299 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1300 return result;
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1301 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1302 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1303 return null;
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1304 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1305
2778
2ac7b30b7290 Enabled new block finding algorithm.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2775
diff changeset
1306 protected void moveToPhi() {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1307 // 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
1308 LIRBlock bb = currentBlock;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1309 if (bb.numberOfSux() == 1) {
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1310 LIRBlock sux = bb.suxAt(0);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1311 assert sux.numberOfPreds() > 0 : "invalid CFG";
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 // 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
1314 if (sux.numberOfPreds() > 1) {
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1315
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1316
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1317 List<Phi> phis = getPhis(sux);
2769
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1318
2774
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1319 if (phis != null) {
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1320
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1321 int predIndex = 0;
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1322 for (; predIndex < sux.numberOfPreds(); ++predIndex) {
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1323 if (sux.predAt(predIndex) == bb) {
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1324 break;
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1325 }
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1326 }
2774
93fd92c9f8b0 Removed usage of stateAfter on BlockEnd instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2772
diff changeset
1327 assert predIndex < sux.numberOfPreds();
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1328
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1329 PhiResolver resolver = new PhiResolver(this);
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1330 for (Phi phi : phis) {
2789
aeccd2af4e9e Fixes around critical edge split and placeholder removal after goto removal.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2788
diff changeset
1331 if (!phi.isDeadPhi()) {
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1332 Value curVal = phi.valueAt(predIndex);
2769
dd6419f4bfe2 Fixed several issues with incorrect predecessor count/order. One known issue around exception dispatch remaining in fop.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2768
diff changeset
1333 if (curVal != null && curVal != phi) {
2768
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1334 if (curVal instanceof Phi) {
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1335 operandForPhi((Phi) curVal);
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1336 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1337 CiValue operand = curVal.operand();
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1338 if (operand.isIllegal()) {
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1339 assert curVal instanceof Constant || curVal instanceof Local : "these can be produced lazily" + curVal + "/" + phi;
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1340 operand = operandForInstruction(curVal);
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1341 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1342 resolver.move(operand, operandForPhi(phi));
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1343 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1344 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1345 }
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1346 resolver.dispose();
43ffa0e47a46 Towards removing stateAfter on BlockEnd.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2767
diff changeset
1347 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1348 }
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1352 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1353 * Creates a new {@linkplain CiVariable variable}.
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 * @param kind the kind of the variable
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1356 * @return a new variable
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1357 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1358 public CiVariable newVariable(CiKind kind) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1359 return operands.newVariable(kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1360 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1361
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1362 CiValue operandForInstruction(Value x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1363 CiValue operand = x.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1364 if (operand.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1365 if (x instanceof Constant) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1366 x.setOperand(x.asConstant());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1367 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1368 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
1369 // allocate a variable for this local or phi
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1370 createResultVariable(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1371 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1372 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1373 return x.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1374 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1375
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1376 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
1377 assert !phi.isDeadPhi();
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1378 if (phi.operand().isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1379 // allocate a variable for this phi
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1380 CiVariable operand = newVariable(phi.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1381 setResult(phi, operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1382 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1383 return phi.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1384 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1385
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1386 protected void postGCWriteBarrier(CiValue addr, CiValue newVal) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1387 XirSnippet writeBarrier = xir.genWriteBarrier(toXirArgument(addr));
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1388 if (writeBarrier != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1389 emitXir(writeBarrier, null, null, null, false);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1390 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1391 }
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 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
1394 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1395
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1396 protected void setNoResult(Instruction x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1397 x.clearOperand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1398 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1399
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1400 protected CiValue setResult(Value x, CiVariable operand) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1401 x.setOperand(operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1402 if (C1XOptions.DetailedAsserts) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1403 operands.recordResult(operand, x);
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 return operand;
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 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
1409 if (isTwoOperand && value != resultOp) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1410 assert count != resultOp : "malformed";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1411 lir.move(value, resultOp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1412 value = resultOp;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1413 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1414
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1415 assert count.isConstant() || count.isVariableOrRegister();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1416 switch (code) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1417 case ISHL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1418 case LSHL:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1419 lir.shiftLeft(value, count, resultOp, tmp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1420 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1421 case ISHR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1422 case LSHR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1423 lir.shiftRight(value, count, resultOp, tmp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1424 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1425 case IUSHR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1426 case LUSHR:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1427 lir.unsignedShiftRight(value, count, resultOp, tmp);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1428 break;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1429 default:
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1430 Util.shouldNotReachHere();
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 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1433
2801
2af109bec0c0 Make block contains a list of nodes instead a list of instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2796
diff changeset
1434 protected void walkState(Node x, FrameState state) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1435 if (state == null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1436 return;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1437 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1438 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
1439 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
1440 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
1441 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
1442 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1443 }
2716
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
1444 for (int index = 0; index < state.localsSize(); index++) {
c1a9bf38da28 Removed bci from the Instruction class.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2715
diff changeset
1445 final Value value = state.localAt(index);
2564
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2546
diff changeset
1446 if (value != null) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2546
diff changeset
1447 if (!value.isIllegal()) {
274360f98f97 Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2546
diff changeset
1448 walkStateValue(value);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1449 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1450 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1451 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1452 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1453
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1454 private void walkStateValue(Value value) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1455 if (value != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1456 if (value instanceof Phi && !value.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1457 // phi's are special
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1458 operandForPhi((Phi) value);
2515
4fdef1464592 Removed extended bytecodes and related HIR instructions.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2509
diff changeset
1459 } else if (value.operand().isIllegal()) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1460 // instruction doesn't have an operand yet
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1461 CiValue operand = makeOperand(value);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1462 assert operand.isLegal() : "must be evaluated now";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1463 }
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
2805
c3f64b66fc78 Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2801
diff changeset
1467 protected LIRDebugInfo stateFor(Value x) {
2622
91d3952f7eb7 Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
parents: 2602
diff changeset
1468 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
1469 return stateFor(x, lastState);
2507
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
2805
c3f64b66fc78 Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2801
diff changeset
1472 protected LIRDebugInfo stateFor(Value x, FrameState state) {
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1473 if (compilation.placeholderState != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1474 state = compilation.placeholderState;
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
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
1477 assert state != null;
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1478 LIRBlock exceptionEdge = null;
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1479 if (x instanceof ExceptionEdgeInstruction) {
2781
bda5972a40a5 remove unnecessary BlockBegin nodes in frontend
Lukas Stadler <lukas.stadler@jku.at>
parents: 2775
diff changeset
1480 Instruction begin = ((ExceptionEdgeInstruction) x).exceptionEdge();
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1481 if (begin != null) {
2728
7e470e1cd3b6 Removed special casing for exception phis in LIRGenerator. Removed dependency between LIRBlock.blockID and BlockBegin.blockID.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2727
diff changeset
1482 exceptionEdge = getLIRBlock(begin);
2718
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1483 }
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1484 }
c1ce2a53d6c3 Attempt to remove dependency between backend and BlockBegin.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2716
diff changeset
1485 return new LIRDebugInfo(state, exceptionEdge);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1486 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1487
2596
1c36b17f7ee0 new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
1488 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
1489 // 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
1490 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
1491 int j = 0;
2596
1c36b17f7ee0 new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
1492 for (int i = 0; i < x.argumentCount(); i++) {
1c36b17f7ee0 new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
1493 Value arg = x.argument(i);
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1494 if (arg != null) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1495 CiValue operand = cc.locations[j++];
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1496 if (operand.isRegister()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1497 force(arg, operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1498 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1499 LIRItem param = new LIRItem(arg, this);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1500 assert operand.isStackSlot();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1501 CiStackSlot slot = (CiStackSlot) operand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1502 assert !slot.inCallerFrame();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1503 param.loadForStore(slot.kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1504 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
1505 lir.unalignedMove(param.result(), slot);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1506 } else {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1507 lir.move(param.result(), slot);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1508 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1509
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1510 if (arg.kind == CiKind.Object && pointerSlots != null) {
2596
1c36b17f7ee0 new node layout: AccessMonitor, Invoke
Lukas Stadler <lukas.stadler@jku.at>
parents: 2581
diff changeset
1511 // 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
1512 pointerSlots.add(slot);
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 argList.add(operand);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1516 }
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 return argList;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1519 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1520
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1521 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1522 * 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
1523 * for storing the result of an instruction.
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 * @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
1526 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1527 protected CiValue makeOperand(Value instruction) {
2537
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
1528 if (instruction == null) {
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
1529 return CiValue.IllegalValue;
4a016ff4d2df Clean up on LIRGenerator and related.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2532
diff changeset
1530 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1531 CiValue operand = instruction.operand();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1532 if (operand.isIllegal()) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1533 if (instruction instanceof Phi) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1534 // 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
1535 operand = operandForPhi((Phi) instruction);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1536 } else if (instruction instanceof Constant) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1537 operand = operandForInstruction(instruction);
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 // the value must be a constant or have a valid operand
2805
c3f64b66fc78 Towards removing the next pointer from Constant and ArithmeticOp
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2801
diff changeset
1541 assert operand.isLegal() : "this root has not been visited yet; instruction=" + instruction;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1542 return operand;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1543 }
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 /**
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1546 * 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
1547 *
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1548 * @param kind the kind of value being returned
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1549 * @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
1550 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1551 protected CiValue resultOperandFor(CiKind kind) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1552 if (kind == CiKind.Void) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1553 return IllegalValue;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1554 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1555 CiRegister returnRegister = compilation.registerConfig.getReturnRegister(kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1556 return returnRegister.asValue(kind);
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
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1559 protected XirSupport site(Value x) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1560 return xirSupport.site(x);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1561 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1562
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1563 public void maybePrintCurrentInstruction() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1564 if (currentInstruction != null && lastInstructionPrinted != currentInstruction) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1565 lastInstructionPrinted = currentInstruction;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1566 InstructionPrinter ip = new InstructionPrinter(TTY.out());
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1567 ip.printInstructionListing(currentInstruction);
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 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1570
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1571 protected abstract boolean canInlineAsConstant(Value i);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1572
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1573 protected abstract boolean canStoreAsConstant(Value i, CiKind kind);
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1574
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1575 protected abstract 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
1576
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1577 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
1578
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1579 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
1580
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1581 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
1582
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 * Implements site-specific information for the XIR interface.
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1585 */
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1586 static class XirSupport implements XirSite {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1587 Value current;
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() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1590 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1591
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1592 public CiCodePos getCodePos() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1593 // 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
1594 return null;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1595 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1596
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1597 public boolean isNonNull(XirArgument argument) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1598 if (argument.constant == null && argument.object instanceof LIRItem) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1599 // check the flag on the original value
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1600 return ((LIRItem) argument.object).instruction.isNonNull();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1601 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1602 return false;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1603 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1604
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1605 public boolean requiresNullCheck() {
2661
194d93d089bd Towards clean up of canTrap().
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2660
diff changeset
1606 return current == null || true;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1607 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1608
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1609 public boolean requiresBoundsCheck() {
2541
0f9eeb15e636 More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2540
diff changeset
1610 return true;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1611 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1612
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1613 public boolean requiresReadBarrier() {
2545
bb050fe2901d Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2543
diff changeset
1614 return current == null || true;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1615 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1616
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1617 public boolean requiresWriteBarrier() {
2545
bb050fe2901d Fixed regression wrt write barriers.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2543
diff changeset
1618 return current == null || true;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1619 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1620
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1621 public boolean requiresArrayStoreCheck() {
2541
0f9eeb15e636 More Value.Flag clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2540
diff changeset
1622 return true;
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1623 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1624
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1625 public RiType getApproximateType(XirArgument argument) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1626 return current == null ? null : current.declaredType();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1627 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1628
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1629 public RiType getExactType(XirArgument argument) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1630 return current == null ? null : current.exactType();
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1631 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1632
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1633 XirSupport site(Value v) {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1634 current = v;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1635 return this;
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1636 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1637
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1638 @Override
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1639 public String toString() {
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1640 return "XirSupport<" + current + ">";
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1641 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1642
2633
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2632 2628
diff changeset
1643
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1644 }
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1645
2630
c93adece95d2 Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2623
diff changeset
1646 @Override
c93adece95d2 Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2623
diff changeset
1647 public void visitFrameState(FrameState i) {
c93adece95d2 Small clean up.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2623
diff changeset
1648 // nothing to do for now
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1649 }
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1650
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1651 @Override
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1652 public void visitUnwind(Unwind x) {
2784
e62cfea1c134 Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2783
diff changeset
1653 // move exception oop into fixed register
e62cfea1c134 Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2783
diff changeset
1654 CiCallingConvention callingConvention = compilation.frameMap().getCallingConvention(new CiKind[]{CiKind.Object}, RuntimeCall);
e62cfea1c134 Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2783
diff changeset
1655 CiValue argumentOperand = callingConvention.locations[0];
e62cfea1c134 Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2783
diff changeset
1656 lir.move(makeOperand(x.exception()), argumentOperand);
e62cfea1c134 Simplified fillSyncHandler. Fixed LIRGenerator visitUnwind.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents: 2783
diff changeset
1657 List<CiValue> args = new ArrayList<CiValue>(1);
2707
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1658 lir.callRuntime(CiRuntimeCall.UnwindException, CiValue.IllegalValue, args, null);
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1659 setNoResult(x);
7ed72769d51a exception handling related changes:
Lukas Stadler <lukas.stadler@jku.at>
parents: 2677
diff changeset
1660 }
2507
9ec15d6914ca Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff changeset
1661 }