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annotate graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/GraalOptions.java @ 5178:5715abb8e29a

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benchmark: graal compilation policy + priority queue + dynamic comp thread priority
author Lukas Stadler <lukas.stadler@jku.at>
date Thu, 29 Mar 2012 19:02:57 +0200
parents a26b6248d398
children 5dc9d5c75ab2
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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.compiler;
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24
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25 /**
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26 * This class encapsulates options that control the behavior of the Graal compiler.
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27 * The help message for each option is specified by a {@linkplain #helpMap help map}.
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28 *
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29 * (thomaswue) WARNING: Fields of this class are treated as final by Graal.
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30 */
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31 public final class GraalOptions {
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32
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33 // Checkstyle: stop
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34 private static final boolean ____ = false;
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35 // Checkstyle: resume
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36
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37 public static int Threads = 4;
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38 public static boolean Lower = true;
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39
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40 // inlining settings
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41 public static boolean Inline = true;
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42 public static boolean Intrinsify = true;
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43 static boolean InlineMonomorphicCalls = true;
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44 static boolean InlinePolymorphicCalls = true;
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45 static boolean InlineMegamorphicCalls = ____;
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46 public static int InliningPolicy = 4;
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47 public static int WeightComputationPolicy = 2;
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48 public static int MaximumTrivialSize = 10;
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49 public static int MaximumInlineLevel = 30;
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50 public static int MaximumDesiredSize = 3000;
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51 public static int MaximumRecursiveInlining = 1;
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52 public static int SmallCompiledCodeSize = 2000;
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53 public static boolean LimitInlinedProbability = ____;
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54 // WeightBasedInliningPolicy (0)
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55 public static boolean ParseBeforeInlining = ____;
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56 public static float InliningSizePenaltyExp = 20;
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57 public static float MaximumInlineWeight = 1.25f;
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58 public static float InliningSizePenalty = 1;
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59 // StaticSizeBasedInliningPolicy (1), MinimumCodeSizeBasedInlining (2),
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60 // DynamicSizeBasedInliningPolicy (3)
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61 public static int MaximumInlineSize = 35;
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62 // GreedySizeBasedInlining (4)
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63 public static int MaximumGreedyInlineSize = 100;
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64 public static int InliningBonusPerTransferredValue = 10;
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65 // Common options for inlining policies 1 to 4
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66 public static float NestedInliningSizeRatio = 1f;
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67 public static float BoostInliningForEscapeAnalysis = 2f;
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68 public static float ProbabilityCapForInlining = 1f;
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69
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70 // escape analysis settings
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71 public static boolean EscapeAnalysis = true;
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72 public static int ForcedInlineEscapeWeight = 10;
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73 public static boolean PrintEscapeAnalysis = ____;
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74
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75 // absolute probability analysis
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76 public static boolean ProbabilityAnalysis = true;
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77 public static int LoopFrequencyPropagationPolicy = -2;
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78
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79 // profiling information
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80 public static int DeoptsToDisableOptimisticOptimization = 40;
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81 public static boolean PrintDisabledOptimisticOptimizations = true;
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82 public static int MatureExecutionsBranch = 1;
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83 public static int MatureExecutionsPerSwitchCase = 1;
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84 public static int MatureExecutionsTypeProfile = 1;
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85
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86 // comilation queue
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87 public static boolean PriorityCompileQueue = true;
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88 public static int SlowQueueCutoff = 100000;
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89 public static boolean SlowCompileThreads = ____;
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90 public static boolean DynamicCompilePriority = true;
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91
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92 // graph caching
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93 public static boolean CacheGraphs = ____;
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94 public static int GraphCacheSize = 1000;
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95 public static boolean PrintGraphCache = ____;
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96
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97 //rematerialize settings
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98 public static float MinimumUsageProbability = 0.95f;
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99
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100 // debugging settings
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101 public static int MethodEndBreakpointGuards = 0;
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102 public static boolean ZapStackOnMethodEntry = ____;
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103 public static boolean StressLinearScan = ____;
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104 public static boolean DeoptALot = ____;
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105 public static boolean VerifyPhases = true;
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106 public static boolean CreateDeoptInfo = ____;
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107
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108 /**
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109 * See {@link Filter#Filter(String, Object)}.
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110 */
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111 public static String PrintFilter = null;
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112
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113 // printing settings
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114 public static boolean PrintLIR = ____;
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115 public static boolean PrintCFGToFile = ____;
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116
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117 // Debug settings:
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118 public static boolean Debug = true;
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119 public static boolean PerThreadDebugValues = ____;
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120 public static boolean SummarizeDebugValues = ____;
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121 public static boolean SummarizePerPhase = ____;
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122 public static String Dump = null;
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123 public static String Meter = null;
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124 public static String Time = null;
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125 public static String Log = null;
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126 public static String MethodFilter = null;
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127 public static boolean DumpOnError = ____;
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128
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129 // Ideal graph visualizer output settings
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130 public static int PlotLevel = 3;
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131 public static int PrintIdealGraphLevel = 0;
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132 public static boolean PrintIdealGraphFile = ____;
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133 public static String PrintIdealGraphAddress = "127.0.0.1";
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134 public static int PrintIdealGraphPort = 4444;
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135
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136 // Other printing settings
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137 public static boolean PrintQueue = ____;
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138 public static boolean PrintCompilation = ____;
5040
4d6e5ddf70e5 added option to print the profiling information
Christian Haeubl <christian.haeubl@oracle.com>
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139 public static boolean PrintProfilingInformation = ____;
3733
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140 public static boolean PrintXirTemplates = ____;
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141 public static boolean PrintIRWithLIR = ____;
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142 public static boolean PrintAssembly = ____;
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143 public static boolean PrintCodeBytes = ____;
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144 public static int PrintAssemblyBytesPerLine = 16;
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145 public static int TraceLinearScanLevel = 0;
4255
1e62f742f0b3 Test how trace-code wrapped into an assert looks like.
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146 public static boolean TraceRegisterAllocation = false;
3733
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147 public static int TraceLIRGeneratorLevel = 0;
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148 public static boolean TraceEscapeAnalysis = ____;
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149 public static int TraceBytecodeParserLevel = 0;
5105
95b8a32a7cc3 preparations to avoid endless recompilations because of not updated profiling information
Christian Haeubl <christian.haeubl@oracle.com>
parents: 5061
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150 public static boolean PrintBailouts = true;
3733
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151 public static boolean ExitVMOnBailout = ____;
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152 public static boolean ExitVMOnException = true;
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153
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154 // state merging settings
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155 public static boolean AssumeVerifiedBytecode = true;
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156
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157 // Code generator settings
5087
0c968a6e0ca0 disable PropagateTypes option
Lukas Stadler <lukas.stadler@jku.at>
parents: 5085
diff changeset
158 public static boolean PropagateTypes = ____;
5105
95b8a32a7cc3 preparations to avoid endless recompilations because of not updated profiling information
Christian Haeubl <christian.haeubl@oracle.com>
parents: 5061
diff changeset
159 public static boolean UseProfilingInformation = true;
5114
dad1ac9dba7d finished first implementation of disabling runtime feedback selectively based on deoptimization history
Christian Haeubl <christian.haeubl@oracle.com>
parents: 5105
diff changeset
160 static boolean RemoveNeverExecutedCode = true;
dad1ac9dba7d finished first implementation of disabling runtime feedback selectively based on deoptimization history
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parents: 5105
diff changeset
161 static boolean UseExceptionProbability = true;
3733
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162 public static boolean AllowExplicitExceptionChecks = true;
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163 public static boolean OmitHotExceptionStacktrace = ____;
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164 public static boolean GenSafepoints = true;
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165 public static boolean GenLoopSafepoints = true;
5114
dad1ac9dba7d finished first implementation of disabling runtime feedback selectively based on deoptimization history
Christian Haeubl <christian.haeubl@oracle.com>
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166 static boolean UseTypeCheckHints = true;
5004
2792bcd9a0ce disable vtable stub inlining
Lukas Stadler <lukas.stadler@jku.at>
parents: 5003
diff changeset
167 public static boolean InlineVTableStubs = ____;
2792bcd9a0ce disable vtable stub inlining
Lukas Stadler <lukas.stadler@jku.at>
parents: 5003
diff changeset
168 public static boolean AlwaysInlineVTableStubs = ____;
3733
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169
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170 public static boolean GenAssertionCode = ____;
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171 public static boolean AlignCallsForPatching = true;
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172 public static boolean ResolveClassBeforeStaticInvoke = true;
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173
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174 // Translating tableswitch instructions
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175 public static int SequentialSwitchLimit = 4;
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176 public static int RangeTestsSwitchDensity = 5;
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177
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178 public static boolean DetailedAsserts = ____;
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179
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180 // Runtime settings
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181 public static int ReadPrefetchInstr = 0;
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182 public static int StackShadowPages = 2;
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183
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184 // Assembler settings
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185 public static boolean CommentedAssembly = ____;
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186 public static boolean PrintLIRWithAssembly = ____;
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187
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188 public static boolean SupportJsrBytecodes = true;
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189
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190 public static boolean OptAssumptions = true;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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191 public static boolean OptReadElimination = true;
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192 public static boolean OptGVN = true;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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193 public static boolean OptCanonicalizer = true;
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194 public static boolean OptLoops = ____;
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195 public static boolean ScheduleOutOfLoops = true;
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196 public static boolean OptReorderLoops = true;
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197 public static boolean OptEliminateGuards = true;
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198 public static boolean OptImplicitNullChecks = true;
5029
74f47ef37394 Fix and enable liveness analysis to prune unnecessary frame state entries
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents: 5026
diff changeset
199 public static boolean OptLivenessAnalysis = true;
3733
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200
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201 /**
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202 * Flag to turn on SSA-based register allocation, which is currently under development.
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203 */
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204 public static boolean AllocSSA = false;
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205
5156
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 5145
diff changeset
206 /**
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
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parents: 5145
diff changeset
207 * Prints all the available GraalOptions.
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 5145
diff changeset
208 */
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 5145
diff changeset
209 public static boolean PrintFlags = false;
482265e41a1a added -G:+PrintFlags flag for printing the Graal flags; tightened format checking of Graal options to be consistent with HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 5145
diff changeset
210
3733
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211 static {
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212 // turn detailed assertions on when the general assertions are on (misusing the assert keyword for this)
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parents:
diff changeset
213 assert (DetailedAsserts = true) == true;
4291
015c53fefd3a Use HexCodeFile for disassembly to avoid loading slow disassembler.
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents: 4255
diff changeset
214 assert (CommentedAssembly = true) == true;
3733
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215 }
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216 }