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annotate graal/com.oracle.graal.phases/src/com/oracle/graal/phases/GraalOptions.java @ 10069:abb9d3a26025

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an instanceof instruction lowers to a deoptimize-on-hint-miss snippet only if its profile indicates a miss (of a hint type) occurs an order of magnitude less than the compilation threshold
author Doug Simon <doug.simon@oracle.com>
date Mon, 17 Jun 2013 17:55:19 +0200
parents 30499c84823d
children 3e34b0318de6
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1 /*
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2 * Copyright (c) 2009, 2012, 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.oracle.graal.phases;
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24
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25 import com.oracle.graal.options.*;
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27 /**
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28 * This class encapsulates options that control the behavior of the Graal compiler.
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29 */
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30 // @formatter:off
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31 public final class GraalOptions {
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32
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33 @Option(help = "Enable use of compiler intrinsics")
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34 public static final OptionValue<Boolean> Intrinsify = new OptionValue<>(true);
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35 @Option(help = "Enable inlining of monomorphic calls")
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36 static final OptionValue<Boolean> InlineMonomorphicCalls = new OptionValue<>(true);
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37 @Option(help = "Enable inlining of polymorphic calls")
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38 static final OptionValue<Boolean> InlinePolymorphicCalls = new OptionValue<>(true);
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39 @Option(help = "Enable inlining of megamorphic calls")
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40 static final OptionValue<Boolean> InlineMegamorphicCalls = new OptionValue<>(true);
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41 @Option(help = "")
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42 public static final OptionValue<Double> MegamorphicInliningMinMethodProbability = new OptionValue<>(0.33D);
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43 @Option(help = "")
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44 public static final OptionValue<Integer> MaximumDesiredSize = new OptionValue<>(5000);
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45 @Option(help = "")
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46 public static final OptionValue<Integer> MaximumRecursiveInlining = new OptionValue<>(1);
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47
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48 // inlining settings
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49 @Option(help = "")
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50 public static final OptionValue<Float> BoostInliningForEscapeAnalysis = new OptionValue<>(2f);
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51 @Option(help = "")
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52 public static final OptionValue<Float> RelevanceCapForInlining = new OptionValue<>(1f);
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53 @Option(help = "")
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54 public static final OptionValue<Float> CapInheritedRelevance = new OptionValue<>(1f);
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55 @Option(help = "")
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56 public static final OptionValue<Boolean> IterativeInlining = new OptionValue<>(false);
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57
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58 @Option(help = "")
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59 public static final OptionValue<Integer> TrivialInliningSize = new OptionValue<>(10);
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60 @Option(help = "")
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61 public static final OptionValue<Integer> MaximumInliningSize = new OptionValue<>(300);
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62 @Option(help = "")
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63 public static final OptionValue<Integer> SmallCompiledLowLevelGraphSize = new OptionValue<>(300);
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64 @Option(help = "")
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65 public static final OptionValue<Double> LimitInlinedInvokes = new OptionValue<>(5.0);
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67 // escape analysis settings
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68 @Option(help = "")
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69 public static final OptionValue<Boolean> PartialEscapeAnalysis = new OptionValue<>(true);
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70 @Option(help = "")
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71 public static final OptionValue<Boolean> EscapeAnalysisHistogram = new OptionValue<>(false);
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72 @Option(help = "")
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73 public static final OptionValue<Integer> EscapeAnalysisIterations = new OptionValue<>(2);
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74 @Option(help = "")
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75 public static final OptionValue<String> EscapeAnalyzeOnly = new OptionValue<>(null);
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76 @Option(help = "")
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77 public static final OptionValue<Integer> MaximumEscapeAnalysisArrayLength = new OptionValue<>(32);
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78 @Option(help = "")
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79 public static final OptionValue<Boolean> PEAInliningHints = new OptionValue<>(false);
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80
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81 @Option(help = "")
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82 public static final OptionValue<Double> TailDuplicationProbability = new OptionValue<>(0.5);
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83 @Option(help = "")
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84 public static final OptionValue<Integer> TailDuplicationTrivialSize = new OptionValue<>(1);
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85
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86 // profiling information
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87 @Option(help = "")
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88 public static final OptionValue<Integer> DeoptsToDisableOptimisticOptimization = new OptionValue<>(40);
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89
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90 // comilation queue
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91 @Option(help = "")
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92 public static final OptionValue<Boolean> DynamicCompilePriority = new OptionValue<>(false);
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93 @Option(help = "")
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94 public static final OptionValue<String> CompileTheWorld = new OptionValue<>(null);
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95 @Option(help = "")
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96 public static final OptionValue<Integer> CompileTheWorldStartAt = new OptionValue<>(1);
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97 @Option(help = "")
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98 public static final OptionValue<Integer> CompileTheWorldStopAt = new OptionValue<>(Integer.MAX_VALUE);
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99
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100 // graph caching
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101 @Option(help = "")
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102 public static final OptionValue<Boolean> CacheGraphs = new OptionValue<>(true);
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103 @Option(help = "")
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104 public static final OptionValue<Integer> GraphCacheSize = new OptionValue<>(1000);
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105 @Option(help = "")
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106 public static final OptionValue<Boolean> PrintGraphCache = new OptionValue<>(false);
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107
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108 //loop transform settings TODO (gd) tune
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109 @Option(help = "")
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110 public static final OptionValue<Boolean> LoopPeeling = new OptionValue<>(true);
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111 @Option(help = "")
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112 public static final OptionValue<Boolean> ReassociateInvariants = new OptionValue<>(true);
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113 @Option(help = "")
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114 public static final OptionValue<Boolean> FullUnroll = new OptionValue<>(true);
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115 @Option(help = "")
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116 public static final OptionValue<Boolean> LoopUnswitch = new OptionValue<>(true);
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117 @Option(help = "")
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118 public static final OptionValue<Integer> FullUnrollMaxNodes = new OptionValue<>(300);
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119 @Option(help = "")
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120 public static final OptionValue<Integer> ExactFullUnrollMaxNodes = new OptionValue<>(1200);
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121 @Option(help = "")
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122 public static final OptionValue<Float> MinimumPeelProbability = new OptionValue<>(0.35f);
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123 @Option(help = "")
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124 public static final OptionValue<Integer> LoopMaxUnswitch = new OptionValue<>(3);
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125 @Option(help = "")
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126 public static final OptionValue<Integer> LoopUnswitchMaxIncrease = new OptionValue<>(50);
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127 @Option(help = "")
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128 public static final OptionValue<Integer> LoopUnswitchUncertaintyBoost = new OptionValue<>(5);
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129 @Option(help = "")
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130 public static final OptionValue<Boolean> UseLoopLimitChecks = new OptionValue<>(true);
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131
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132 // debugging settings
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133 @Option(help = "")
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134 public static final OptionValue<Boolean> ZapStackOnMethodEntry = new OptionValue<>(false);
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135 @Option(help = "")
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136 public static final OptionValue<Boolean> DeoptALot = new OptionValue<>(false);
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137 @Option(help = "")
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138 public static final OptionValue<Boolean> VerifyPhases = new OptionValue<>(false);
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139
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140 @Option(help = "")
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141 public static final OptionValue<String> PrintFilter = new OptionValue<>(null);
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142
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143 // Debug settings:
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144 @Option(help = "")
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145 public static final OptionValue<Boolean> BootstrapReplacements = new OptionValue<>(false);
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146
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147 // Ideal graph visualizer output settings
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148 @Option(help = "")
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149 public static final OptionValue<Boolean> PrintBinaryGraphs = new OptionValue<>(true);
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150 @Option(help = "")
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151 public static final OptionValue<Boolean> PrintCFG = new OptionValue<>(false);
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152 @Option(help = "")
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153 public static final OptionValue<Boolean> PrintIdealGraphFile = new OptionValue<>(false);
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154 @Option(help = "")
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155 public static final OptionValue<String> PrintIdealGraphAddress = new OptionValue<>("127.0.0.1");
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156 @Option(help = "")
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157 public static final OptionValue<Integer> PrintIdealGraphPort = new OptionValue<>(4444);
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158 @Option(help = "")
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159 public static final OptionValue<Integer> PrintBinaryGraphPort = new OptionValue<>(4445);
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160
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161 // Other printing settings
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162 @Option(help = "")
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163 public static final OptionValue<Boolean> PrintCompilation = new OptionValue<>(false);
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164 @Option(help = "")
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165 public static final OptionValue<Boolean> PrintProfilingInformation = new OptionValue<>(false);
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166 @Option(help = "")
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167 public static final OptionValue<Boolean> PrintIRWithLIR = new OptionValue<>(false);
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168 @Option(help = "")
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169 public static final OptionValue<Boolean> PrintCodeBytes = new OptionValue<>(false);
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170 @Option(help = "")
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171 public static final OptionValue<Boolean> PrintBailout = new OptionValue<>(false);
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172 @Option(help = "")
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173 public static final OptionValue<Integer> TraceLinearScanLevel = new OptionValue<>(0);
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174 @Option(help = "")
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175 public static final OptionValue<Integer> TraceLIRGeneratorLevel = new OptionValue<>(0);
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176 @Option(help = "")
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177 public static final OptionValue<Boolean> TraceEscapeAnalysis = new OptionValue<>(false);
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178 @Option(help = "")
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179 public static final OptionValue<Integer> TraceBytecodeParserLevel = new OptionValue<>(0);
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180 @Option(help = "")
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181 public static final OptionValue<Boolean> ExitVMOnBailout = new OptionValue<>(false);
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182 @Option(help = "")
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183 public static final OptionValue<Boolean> ExitVMOnException = new OptionValue<>(true);
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184 @Option(help = "")
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185 public static final OptionValue<Boolean> PrintStackTraceOnException = new OptionValue<>(false);
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186
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twisti
parents: 8960
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187 // HotSpot command line options
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188 @Option(help = "")
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189 public static final OptionValue<Boolean> HotSpotPrintCompilation = new OptionValue<>(false);
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190 @Option(help = "")
9963
a76b46d8b231 Disabled printing of inlining decisions.
Christian Haeubl <haeubl@ssw.jku.at>
parents: 9962
diff changeset
191 public static final OptionValue<Boolean> HotSpotPrintInlining = new OptionValue<>(false);
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twisti
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192
8222
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Roland Schatz <roland.schatz@oracle.com>
parents: 8129
diff changeset
193 // Register allocator debugging
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194 @Option(help = "")
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195 public static final OptionValue<String> RegisterPressure = new OptionValue<>(null);
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Roland Schatz <roland.schatz@oracle.com>
parents: 8129
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196
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197 // Code generator settings
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198 @Option(help = "")
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199 public static final OptionValue<Boolean> ConditionalElimination = new OptionValue<>(true);
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200 @Option(help = "")
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201 public static final OptionValue<Boolean> UseProfilingInformation = new OptionValue<>(true);
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202 @Option(help = "")
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203 static final OptionValue<Boolean> RemoveNeverExecutedCode = new OptionValue<>(true);
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204 @Option(help = "")
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205 static final OptionValue<Boolean> UseExceptionProbability = new OptionValue<>(true);
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206 @Option(help = "")
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207 static final OptionValue<Boolean> UseExceptionProbabilityForOperations = new OptionValue<>(true);
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208 @Option(help = "")
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209 public static final OptionValue<Boolean> OmitHotExceptionStacktrace = new OptionValue<>(false);
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210 @Option(help = "")
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211 public static final OptionValue<Boolean> GenSafepoints = new OptionValue<>(true);
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212 @Option(help = "")
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213 public static final OptionValue<Boolean> GenLoopSafepoints = new OptionValue<>(true);
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214 @Option(help = "")
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215 static final OptionValue<Boolean> UseTypeCheckHints = new OptionValue<>(true);
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216 @Option(help = "")
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217 public static final OptionValue<Boolean> InlineVTableStubs = new OptionValue<>(true);
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218 @Option(help = "")
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219 public static final OptionValue<Boolean> AlwaysInlineVTableStubs = new OptionValue<>(false);
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220 @Option(help = "")
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221 public static final OptionValue<Boolean> GenAssertionCode = new OptionValue<>(false);
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222 @Option(help = "")
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223 public static final OptionValue<Boolean> AlignCallsForPatching = new OptionValue<>(true);
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224 @Option(help = "")
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225 public static final OptionValue<Boolean> ResolveClassBeforeStaticInvoke = new OptionValue<>(false);
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226 @Option(help = "")
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227 public static final OptionValue<Boolean> CanOmitFrame = new OptionValue<>(true);
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228 @Option(help = "")
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229 public static final OptionValue<Integer> SafepointPollOffset = new OptionValue<>(256);
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230
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231 @Option(help = "")
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232 public static final OptionValue<Boolean> MemoryAwareScheduling = new OptionValue<>(true);
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Lukas Stadler <lukas.stadler@jku.at>
parents: 7818
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233
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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234 // Translating tableswitch instructions
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235 @Option(help = "")
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236 public static final OptionValue<Integer> MinimumJumpTableSize = new OptionValue<>(5);
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237 @Option(help = "")
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238 public static final OptionValue<Integer> RangeTestsSwitchDensity = new OptionValue<>(5);
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239 @Option(help = "")
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240 public static final OptionValue<Double> MinTableSwitchDensity = new OptionValue<>(0.5);
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241
10009
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Bernhard Urban <bernhard.urban@jku.at>
parents: 9992
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242 // Ahead of time compilation
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parents: 9992
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243 @Option(help = "configure compiler to emit code compatible with AOT requirements for HotSpot")
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parents: 9992
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244 public static final OptionValue<Boolean> AOTCompilation = new OptionValue<>(false);
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245
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246 // Runtime settings
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247 @Option(help = "")
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248 public static final OptionValue<Integer> StackShadowPages = new OptionValue<>(2);
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249
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250 @Option(help = "")
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251 public static final OptionValue<Boolean> SupportJsrBytecodes = new OptionValue<>(true);
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252
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253 @Option(help = "")
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254 public static final OptionValue<Boolean> OptAssumptions = new OptionValue<>(true);
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255 @Option(help = "")
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256 public static final OptionValue<Boolean> OptConvertDeoptsToGuards = new OptionValue<>(true);
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257 @Option(help = "")
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258 public static final OptionValue<Boolean> OptReadElimination = new OptionValue<>(true);
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259 @Option(help = "")
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260 public static final OptionValue<Boolean> OptCanonicalizer = new OptionValue<>(true);
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261 @Option(help = "")
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262 public static final OptionValue<Boolean> OptScheduleOutOfLoops = new OptionValue<>(true);
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263 @Option(help = "")
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264 public static final OptionValue<Boolean> OptEliminateGuards = new OptionValue<>(true);
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265 @Option(help = "")
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266 public static final OptionValue<Boolean> OptEliminateSafepoints = new OptionValue<>(true);
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267 @Option(help = "")
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268 public static final OptionValue<Boolean> OptImplicitNullChecks = new OptionValue<>(true);
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269 @Option(help = "")
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270 public static final OptionValue<Boolean> OptLivenessAnalysis = new OptionValue<>(true);
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271 @Option(help = "")
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272 public static final OptionValue<Boolean> OptLoopTransform = new OptionValue<>(true);
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273 @Option(help = "")
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274 public static final OptionValue<Boolean> OptFloatingReads = new OptionValue<>(true);
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275 @Option(help = "")
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276 public static final OptionValue<Boolean> OptTailDuplication = new OptionValue<>(true);
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277 @Option(help = "")
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278 public static final OptionValue<Boolean> OptEliminatePartiallyRedundantGuards = new OptionValue<>(true);
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279 @Option(help = "")
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280 public static final OptionValue<Boolean> OptFilterProfiledTypes = new OptionValue<>(true);
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281 @Option(help = "")
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282 public static final OptionValue<Boolean> OptDevirtualizeInvokesOptimistically = new OptionValue<>(true);
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283 @Option(help = "")
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284 public static final OptionValue<Boolean> OptPushThroughPi = new OptionValue<>(true);
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285
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286 // Intrinsification settings
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287 @Option(help = "")
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288 public static final OptionValue<Boolean> IntrinsifyObjectClone = new OptionValue<>(false);
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289 @Option(help = "")
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290 public static final OptionValue<Boolean> IntrinsifyArrayCopy = new OptionValue<>(true);
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291 @Option(help = "")
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292 public static final OptionValue<Boolean> IntrinsifyObjectMethods = new OptionValue<>(true);
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293 @Option(help = "")
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294 public static final OptionValue<Boolean> IntrinsifySystemMethods = new OptionValue<>(true);
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295 @Option(help = "")
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296 public static final OptionValue<Boolean> IntrinsifyClassMethods = new OptionValue<>(true);
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297 @Option(help = "")
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298 public static final OptionValue<Boolean> IntrinsifyThreadMethods = new OptionValue<>(true);
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299 @Option(help = "")
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300 public static final OptionValue<Boolean> IntrinsifyUnsafeMethods = new OptionValue<>(true);
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301 @Option(help = "")
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302 public static final OptionValue<Boolean> IntrinsifyMathMethods = new OptionValue<>(true);
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303 @Option(help = "")
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304 public static final OptionValue<Boolean> IntrinsifyAESMethods = new OptionValue<>(true);
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305 @Option(help = "")
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306 public static final OptionValue<Boolean> IntrinsifyReflectionMethods = new OptionValue<>(true);
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307 @Option(help = "")
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308 public static final OptionValue<Boolean> IntrinsifyInstalledCodeMethods = new OptionValue<>(true);
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309 @Option(help = "")
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310 public static final OptionValue<Boolean> IntrinsifyCallSiteTarget = new OptionValue<>(true);
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311 /**
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312 * Counts the various paths taken through snippets.
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313 */
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314 @Option(help = "")
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315 public static final OptionValue<Boolean> SnippetCounters = new OptionValue<>(false);
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316
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317 /**
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318 * If the probability that a checkcast will hit one the profiled types (up to {@link #CheckcastMaxHints})
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319 * is below this value, the checkcast will be compiled without hints.
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320 */
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321 @Option(help = "")
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322 public static final OptionValue<Double> CheckcastMinHintHitProbability = new OptionValue<>(0.5);
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323
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324 /**
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325 * The maximum number of hint types that will be used when compiling a checkcast for which
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326 * profiling information is available. Note that {@link #CheckcastMinHintHitProbability}
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327 * also influences whether hints are used.
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328 */
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329 @Option(help = "")
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330 public static final OptionValue<Integer> CheckcastMaxHints = new OptionValue<>(2);
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331
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332 /**
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333 * If the probability that an instanceof will hit one the profiled types (up to {@link #InstanceOfMaxHints})
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334 * is below this value, the instanceof will be compiled without hints.
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335 */
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336 @Option(help = "")
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337 public static final OptionValue<Double> InstanceOfMinHintHitProbability = new OptionValue<>(0.5);
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338
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339 /**
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340 * The maximum number of hint types that will be used when compiling an instanceof for which
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341 * profiling information is available. Note that {@link #InstanceOfMinHintHitProbability}
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342 * also influences whether hints are used.
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343 */
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344 @Option(help = "")
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345 public static final OptionValue<Integer> InstanceOfMaxHints = new OptionValue<>(2);
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346 }