Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/GraalCompiler.java @ 21106:ec894427332d
Don't insert serial barriers for null stores
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 23 Apr 2015 12:55:54 -0700 |
parents | 0e5a0403729c |
children | cdb65346129d |
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1 /* |
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2 * Copyright (c) 2009, 2015, 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 import static com.oracle.graal.compiler.GraalCompiler.Options.*; |
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26 import static com.oracle.graal.compiler.common.GraalOptions.*; |
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27 import static com.oracle.graal.compiler.common.alloc.RegisterAllocationConfig.*; |
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28 import static com.oracle.graal.phases.common.DeadCodeEliminationPhase.Optionality.*; |
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29 |
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30 import java.util.*; |
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31 |
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32 import com.oracle.graal.api.code.*; |
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33 import com.oracle.graal.api.code.CompilationResult.ConstantReference; |
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34 import com.oracle.graal.api.code.CompilationResult.DataPatch; |
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35 import com.oracle.graal.api.meta.*; |
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36 import com.oracle.graal.compiler.LIRGenerationPhase.LIRGenerationContext; |
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37 import com.oracle.graal.compiler.common.alloc.*; |
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38 import com.oracle.graal.compiler.common.cfg.*; |
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39 import com.oracle.graal.compiler.target.*; |
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40 import com.oracle.graal.debug.*; |
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41 import com.oracle.graal.debug.Debug.Scope; |
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42 import com.oracle.graal.lir.*; |
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43 import com.oracle.graal.lir.alloc.lsra.*; |
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44 import com.oracle.graal.lir.asm.*; |
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45 import com.oracle.graal.lir.framemap.*; |
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46 import com.oracle.graal.lir.gen.*; |
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47 import com.oracle.graal.lir.phases.AllocationPhase.AllocationContext; |
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48 import com.oracle.graal.lir.phases.*; |
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49 import com.oracle.graal.lir.phases.PostAllocationOptimizationPhase.PostAllocationOptimizationContext; |
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50 import com.oracle.graal.lir.phases.PreAllocationOptimizationPhase.PreAllocationOptimizationContext; |
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51 import com.oracle.graal.nodes.*; |
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52 import com.oracle.graal.nodes.cfg.*; |
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53 import com.oracle.graal.nodes.spi.*; |
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54 import com.oracle.graal.options.*; |
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55 import com.oracle.graal.options.OptionValue.*; |
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56 import com.oracle.graal.phases.*; |
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57 import com.oracle.graal.phases.common.*; |
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58 import com.oracle.graal.phases.schedule.*; |
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59 import com.oracle.graal.phases.tiers.*; |
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60 import com.oracle.graal.phases.util.*; |
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61 |
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62 /** |
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63 * Static methods for orchestrating the compilation of a {@linkplain StructuredGraph graph}. |
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64 */ |
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65 public class GraalCompiler { |
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66 |
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67 private static final DebugTimer FrontEnd = Debug.timer("FrontEnd"); |
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68 private static final DebugTimer BackEnd = Debug.timer("BackEnd"); |
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69 private static final DebugTimer EmitLIR = Debug.timer("EmitLIR"); |
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70 private static final DebugTimer EmitCode = Debug.timer("EmitCode"); |
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71 |
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72 static class Options { |
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73 |
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74 // @formatter:off |
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75 @Option(help = "Repeatedly run the LIR code generation pass to improve statistical profiling results.", type = OptionType.Debug) |
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76 public static final OptionValue<Integer> EmitLIRRepeatCount = new OptionValue<>(0); |
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77 // @formatter:on |
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78 |
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79 } |
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80 |
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81 /** |
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82 * Encapsulates all the inputs to a {@linkplain GraalCompiler#compile(Request) compilation}. |
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83 */ |
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84 public static class Request<T extends CompilationResult> { |
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85 public final StructuredGraph graph; |
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86 public final CallingConvention cc; |
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87 public final ResolvedJavaMethod installedCodeOwner; |
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88 public final Providers providers; |
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89 public final Backend backend; |
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90 public final TargetDescription target; |
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91 public final PhaseSuite<HighTierContext> graphBuilderSuite; |
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92 public final OptimisticOptimizations optimisticOpts; |
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93 public final ProfilingInfo profilingInfo; |
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94 public final SpeculationLog speculationLog; |
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95 public final Suites suites; |
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96 public final LIRSuites lirSuites; |
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97 public final T compilationResult; |
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98 public final CompilationResultBuilderFactory factory; |
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99 |
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100 /** |
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101 * @param graph the graph to be compiled |
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102 * @param cc the calling convention for calls to the code compiled for {@code graph} |
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103 * @param installedCodeOwner the method the compiled code will be associated with once |
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104 * installed. This argument can be null. |
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105 * @param providers |
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106 * @param backend |
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107 * @param target |
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108 * @param graphBuilderSuite |
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109 * @param optimisticOpts |
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110 * @param profilingInfo |
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111 * @param speculationLog |
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112 * @param suites |
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113 * @param lirSuites |
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114 * @param compilationResult |
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115 * @param factory |
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116 */ |
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117 public Request(StructuredGraph graph, CallingConvention cc, ResolvedJavaMethod installedCodeOwner, Providers providers, Backend backend, TargetDescription target, |
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118 PhaseSuite<HighTierContext> graphBuilderSuite, OptimisticOptimizations optimisticOpts, ProfilingInfo profilingInfo, SpeculationLog speculationLog, Suites suites, |
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119 LIRSuites lirSuites, T compilationResult, CompilationResultBuilderFactory factory) { |
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120 this.graph = graph; |
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121 this.cc = cc; |
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122 this.installedCodeOwner = installedCodeOwner; |
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123 this.providers = providers; |
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124 this.backend = backend; |
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125 this.target = target; |
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126 this.graphBuilderSuite = graphBuilderSuite; |
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127 this.optimisticOpts = optimisticOpts; |
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128 this.profilingInfo = profilingInfo; |
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129 this.speculationLog = speculationLog; |
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130 this.suites = suites; |
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131 this.lirSuites = lirSuites; |
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132 this.compilationResult = compilationResult; |
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133 this.factory = factory; |
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134 } |
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135 |
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136 /** |
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137 * Executes this compilation request. |
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138 * |
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139 * @return the result of the compilation |
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140 */ |
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141 public T execute() { |
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142 return GraalCompiler.compile(this); |
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143 } |
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144 } |
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145 |
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146 /** |
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147 * Requests compilation of a given graph. |
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148 * |
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149 * @param graph the graph to be compiled |
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150 * @param cc the calling convention for calls to the code compiled for {@code graph} |
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151 * @param installedCodeOwner the method the compiled code will be associated with once |
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152 * installed. This argument can be null. |
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153 * @return the result of the compilation |
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154 */ |
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155 public static <T extends CompilationResult> T compileGraph(StructuredGraph graph, CallingConvention cc, ResolvedJavaMethod installedCodeOwner, Providers providers, Backend backend, |
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156 TargetDescription target, PhaseSuite<HighTierContext> graphBuilderSuite, OptimisticOptimizations optimisticOpts, ProfilingInfo profilingInfo, SpeculationLog speculationLog, |
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157 Suites suites, LIRSuites lirSuites, T compilationResult, CompilationResultBuilderFactory factory) { |
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158 return compile(new Request<>(graph, cc, installedCodeOwner, providers, backend, target, graphBuilderSuite, optimisticOpts, profilingInfo, speculationLog, suites, lirSuites, compilationResult, |
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159 factory)); |
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160 } |
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161 |
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162 /** |
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163 * Services a given compilation request. |
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164 * |
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165 * @return the result of the compilation |
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166 */ |
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167 public static <T extends CompilationResult> T compile(Request<T> r) { |
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168 assert !r.graph.isFrozen(); |
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169 try (Scope s0 = Debug.scope("GraalCompiler", r.graph, r.providers.getCodeCache())) { |
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170 SchedulePhase schedule = emitFrontEnd(r.providers, r.target, r.graph, r.graphBuilderSuite, r.optimisticOpts, r.profilingInfo, r.speculationLog, r.suites); |
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171 emitBackEnd(r.graph, null, r.cc, r.installedCodeOwner, r.backend, r.target, r.compilationResult, r.factory, schedule, null, r.lirSuites); |
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172 } catch (Throwable e) { |
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173 throw Debug.handle(e); |
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174 } |
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175 return r.compilationResult; |
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176 } |
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177 |
13239 | 178 public static ProfilingInfo getProfilingInfo(StructuredGraph graph) { |
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179 if (graph.method() != null) { |
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180 return graph.method().getProfilingInfo(); |
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181 } else { |
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182 return DefaultProfilingInfo.get(TriState.UNKNOWN); |
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183 } |
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184 } |
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185 |
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186 /** |
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187 * Builds the graph, optimizes it. |
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188 */ |
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189 public static SchedulePhase emitFrontEnd(Providers providers, TargetDescription target, StructuredGraph graph, PhaseSuite<HighTierContext> graphBuilderSuite, |
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190 OptimisticOptimizations optimisticOpts, ProfilingInfo profilingInfo, SpeculationLog speculationLog, Suites suites) { |
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191 try (Scope s = Debug.scope("FrontEnd"); DebugCloseable a = FrontEnd.start()) { |
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192 if (speculationLog != null) { |
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193 speculationLog.collectFailedSpeculations(); |
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194 } |
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195 |
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196 HighTierContext highTierContext = new HighTierContext(providers, graphBuilderSuite, optimisticOpts); |
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197 if (graph.start().next() == null) { |
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198 graphBuilderSuite.apply(graph, highTierContext); |
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199 new DeadCodeEliminationPhase(Optional).apply(graph); |
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200 } else { |
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201 Debug.dump(graph, "initial state"); |
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202 } |
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203 |
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204 suites.getHighTier().apply(graph, highTierContext); |
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205 graph.maybeCompress(); |
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206 |
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207 MidTierContext midTierContext = new MidTierContext(providers, target, optimisticOpts, profilingInfo, speculationLog); |
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208 suites.getMidTier().apply(graph, midTierContext); |
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209 graph.maybeCompress(); |
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210 |
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211 LowTierContext lowTierContext = new LowTierContext(providers, target); |
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212 suites.getLowTier().apply(graph, lowTierContext); |
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213 graph.maybeCompress(); |
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214 |
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215 SchedulePhase schedule = new SchedulePhase(); |
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216 schedule.apply(graph); |
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217 Debug.dump(schedule, "Final HIR schedule"); |
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218 return schedule; |
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219 } catch (Throwable e) { |
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220 throw Debug.handle(e); |
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221 } |
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222 } |
8534
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pipeline: canonicalize after ConditionalElimination and EliminatePartiallyRedundantGuards
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223 |
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224 public static <T extends CompilationResult> void emitBackEnd(StructuredGraph graph, Object stub, CallingConvention cc, ResolvedJavaMethod installedCodeOwner, Backend backend, |
19276
313f9a9647e5
Merge (rename LowLevel{Phases,..} to LIR{Phases,..})
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diff
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|
225 TargetDescription target, T compilationResult, CompilationResultBuilderFactory factory, SchedulePhase schedule, RegisterConfig registerConfig, LIRSuites lirSuites) { |
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226 try (Scope s = Debug.scope("BackEnd"); DebugCloseable a = BackEnd.start()) { |
19672
6bc0c7c6f690
Add EmitLIRRepeatCount to repeat emitLIR for profiling
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|
227 // Repeatedly run the LIR code generation pass to improve statistical profiling results. |
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228 for (int i = 0; i < EmitLIRRepeatCount.getValue(); i++) { |
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229 SchedulePhase dummySchedule = new SchedulePhase(); |
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230 dummySchedule.apply(graph); |
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231 emitLIR(backend, target, dummySchedule, graph, stub, cc, registerConfig, lirSuites); |
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232 } |
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233 |
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234 LIRGenerationResult lirGen = null; |
19270
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235 lirGen = emitLIR(backend, target, schedule, graph, stub, cc, registerConfig, lirSuites); |
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236 try (Scope s2 = Debug.scope("CodeGen", lirGen, lirGen.getLIR())) { |
19346
2b392a92e27b
made it explicit that a StructuredGraph only records method dependencies for inlined methods - the root method is not recorded as it is already available in the 'method' field
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237 emitCode(backend, graph.getAssumptions(), graph.method(), graph.getInlinedMethods(), lirGen, compilationResult, installedCodeOwner, factory); |
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238 } catch (Throwable e) { |
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239 throw Debug.handle(e); |
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240 } |
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241 } catch (Throwable e) { |
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242 throw Debug.handle(e); |
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243 } |
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244 } |
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245 |
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GraalCompiler.emitLowLevel: use LowLevelSuites instead of LowLevelCompilerConfiguration.
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246 public static LIRGenerationResult emitLIR(Backend backend, TargetDescription target, SchedulePhase schedule, StructuredGraph graph, Object stub, CallingConvention cc, |
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247 RegisterConfig registerConfig, LIRSuites lirSuites) { |
20923
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248 try { |
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249 return emitLIR0(backend, target, schedule, graph, stub, cc, registerConfig, lirSuites); |
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250 } catch (OutOfRegistersException e) { |
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251 if (RegisterPressure.getValue() != null && !RegisterPressure.getValue().equals(ALL_REGISTERS)) { |
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252 try (OverrideScope s = OptionValue.override(RegisterPressure, ALL_REGISTERS)) { |
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253 // retry with default register set |
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254 return emitLIR0(backend, target, schedule, graph, stub, cc, registerConfig, lirSuites); |
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255 } |
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256 } else { |
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257 throw e; |
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258 } |
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259 } |
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260 } |
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261 |
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|
262 private static LIRGenerationResult emitLIR0(Backend backend, TargetDescription target, SchedulePhase schedule, StructuredGraph graph, Object stub, CallingConvention cc, |
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|
263 RegisterConfig registerConfig, LIRSuites lirSuites) { |
19693
fa75218e3942
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|
264 try (Scope ds = Debug.scope("EmitLIR"); DebugCloseable a = EmitLIR.start()) { |
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265 List<Block> blocks = schedule.getCFG().getBlocks(); |
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266 Block startBlock = schedule.getCFG().getStartBlock(); |
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267 assert startBlock != null; |
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268 assert startBlock.getPredecessorCount() == 0; |
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|
269 |
19671
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|
270 LIR lir = null; |
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271 List<Block> codeEmittingOrder = null; |
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272 List<Block> linearScanOrder = null; |
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273 try (Scope s = Debug.scope("ComputeLinearScanOrder", lir)) { |
15537
8117e9cadb48
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274 codeEmittingOrder = ComputeBlockOrder.computeCodeEmittingOrder(blocks.size(), startBlock); |
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275 linearScanOrder = ComputeBlockOrder.computeLinearScanOrder(blocks.size(), startBlock); |
7370
39a4192ae632
Experiment with new block order for LSRA.
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|
276 |
14144
8bdebcc53d15
Remove nodesForBlock mapping in LIR data structure.
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diff
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|
277 lir = new LIR(schedule.getCFG(), linearScanOrder, codeEmittingOrder); |
14128
d2030fa96c22
Compute LinearScanOrder in emitLIR.
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278 Debug.dump(lir, "After linear scan order"); |
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279 } catch (Throwable e) { |
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|
280 throw Debug.handle(e); |
4265
4643ccd37dac
* removed CiStatistics
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|
281 } |
18155
448be95baef8
Add Backend.newFrameMapBuilder().
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diff
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|
282 FrameMapBuilder frameMapBuilder = backend.newFrameMapBuilder(registerConfig); |
20003
422e60a2f4b9
Implement dynamic instruction counters on assembly level
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|
283 String compilationUnitName; |
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Implement dynamic instruction counters on assembly level
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|
284 ResolvedJavaMethod method = graph.method(); |
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|
285 if (method == null) { |
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|
286 compilationUnitName = "<unknown>"; |
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|
287 } else { |
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|
288 compilationUnitName = method.format("%H.%n(%p)"); |
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Implement dynamic instruction counters on assembly level
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|
289 } |
422e60a2f4b9
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diff
changeset
|
290 LIRGenerationResult lirGenRes = backend.newLIRGenerationResult(compilationUnitName, lir, frameMapBuilder, graph.method(), stub); |
15333
06ecedffb109
Use LIRGeneratorTool in Backend.
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15292
diff
changeset
|
291 LIRGeneratorTool lirGen = backend.newLIRGenerator(cc, lirGenRes); |
15338
5e544920ad9f
Rename Backend.newNodeLIRGenerator to Backend.newNodeLIRBuilder.
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changeset
|
292 NodeLIRBuilderTool nodeLirGen = backend.newNodeLIRBuilder(graph, lirGen); |
13842
a02441dcf05f
Do control flow optimizations independent of register allocation.
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293 |
19701
ab4007bfc67d
GraalCompiler: Encapsulate LIR generation in an LIRPhase.
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diff
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|
294 // LIR generation |
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diff
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|
295 LIRGenerationContext context = new LIRGenerationContext(lirGen, nodeLirGen, graph, schedule); |
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GraalCompiler: Encapsulate LIR generation in an LIRPhase.
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diff
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|
296 new LIRGenerationPhase().apply(target, lirGenRes, codeEmittingOrder, linearScanOrder, context); |
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297 |
19702
5d2309d32463
GraalCompiler: add LIR to LIRStages context.
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diff
changeset
|
298 try (Scope s = Debug.scope("LIRStages", nodeLirGen, lir)) { |
19270
292442bed972
Rename LowLevelSuites to LIRSuites.
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diff
changeset
|
299 return emitLowLevel(target, codeEmittingOrder, linearScanOrder, lirGenRes, lirGen, lirSuites); |
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300 } catch (Throwable e) { |
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Compute LinearScanOrder in emitLIR.
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|
301 throw Debug.handle(e); |
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|
302 } |
13842
a02441dcf05f
Do control flow optimizations independent of register allocation.
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changeset
|
303 } catch (Throwable e) { |
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Do control flow optimizations independent of register allocation.
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|
304 throw Debug.handle(e); |
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|
305 } |
3733
e233f5660da4
Added Java files from Maxine project.
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diff
changeset
|
306 } |
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diff
changeset
|
307 |
19567
4d70d150944f
Remove AbstractBlock interface.
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diff
changeset
|
308 public static <T extends AbstractBlockBase<T>> LIRGenerationResult emitLowLevel(TargetDescription target, List<T> codeEmittingOrder, List<T> linearScanOrder, LIRGenerationResult lirGenRes, |
19270
292442bed972
Rename LowLevelSuites to LIRSuites.
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parents:
19235
diff
changeset
|
309 LIRGeneratorTool lirGen, LIRSuites lirSuites) { |
19467
db1e84a9b0d4
GraalCompiler: rename LIRTier scope to LIRStages.
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diff
changeset
|
310 PreAllocationOptimizationContext preAllocOptContext = new PreAllocationOptimizationContext(lirGen); |
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changeset
|
311 lirSuites.getPreAllocationOptimizationStage().apply(target, lirGenRes, codeEmittingOrder, linearScanOrder, preAllocOptContext); |
13842
a02441dcf05f
Do control flow optimizations independent of register allocation.
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changeset
|
312 |
19556
1cf73c50e3dc
Move SpillMoveFactory from LIR to LIRGeneratorTool.
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parents:
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diff
changeset
|
313 AllocationContext allocContext = new AllocationContext(lirGen.getSpillMoveFactory()); |
19467
db1e84a9b0d4
GraalCompiler: rename LIRTier scope to LIRStages.
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diff
changeset
|
314 lirSuites.getAllocationStage().apply(target, lirGenRes, codeEmittingOrder, linearScanOrder, allocContext); |
14128
d2030fa96c22
Compute LinearScanOrder in emitLIR.
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changeset
|
315 |
19912
94289b44c934
Add BenchmarkCounterFactory to PostAllocationOptimizationContext.
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parents:
19833
diff
changeset
|
316 PostAllocationOptimizationContext postAllocOptContext = new PostAllocationOptimizationContext(lirGen); |
19467
db1e84a9b0d4
GraalCompiler: rename LIRTier scope to LIRStages.
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diff
changeset
|
317 lirSuites.getPostAllocationOptimizationStage().apply(target, lirGenRes, codeEmittingOrder, linearScanOrder, postAllocOptContext); |
19202
0cd7d78a29c5
GraalCompiler: outsource low-level compiler pipeline.
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19201
diff
changeset
|
318 |
0cd7d78a29c5
GraalCompiler: outsource low-level compiler pipeline.
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19201
diff
changeset
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319 return lirGenRes; |
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320 } |
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321 |
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322 public static void emitCode(Backend backend, Assumptions assumptions, ResolvedJavaMethod rootMethod, Set<ResolvedJavaMethod> inlinedMethods, LIRGenerationResult lirGenRes, |
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323 CompilationResult compilationResult, ResolvedJavaMethod installedCodeOwner, CompilationResultBuilderFactory factory) { |
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324 try (DebugCloseable a = EmitCode.start()) { |
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325 FrameMap frameMap = lirGenRes.getFrameMap(); |
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326 CompilationResultBuilder crb = backend.newCompilationResultBuilder(lirGenRes, frameMap, compilationResult, factory); |
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327 backend.emitCode(crb, lirGenRes.getLIR(), installedCodeOwner); |
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328 crb.finish(); |
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329 if (assumptions != null && !assumptions.isEmpty()) { |
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330 compilationResult.setAssumptions(assumptions.toArray()); |
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331 } |
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332 if (inlinedMethods != null) { |
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333 compilationResult.setMethods(rootMethod, inlinedMethods); |
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334 } |
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335 |
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336 if (Debug.isMeterEnabled()) { |
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337 List<DataPatch> ldp = compilationResult.getDataPatches(); |
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338 Kind[] kindValues = Kind.values(); |
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339 DebugMetric[] dms = new DebugMetric[kindValues.length]; |
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340 for (int i = 0; i < dms.length; i++) { |
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341 dms[i] = Debug.metric("DataPatches-%s", kindValues[i]); |
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342 } |
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343 |
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344 for (DataPatch dp : ldp) { |
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345 Kind kind = Kind.Illegal; |
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346 if (dp.reference instanceof ConstantReference) { |
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347 VMConstant constant = ((ConstantReference) dp.reference).getConstant(); |
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348 kind = ((JavaConstant) constant).getKind(); |
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349 } |
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350 dms[kind.ordinal()].add(1); |
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351 } |
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352 |
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353 Debug.metric("CompilationResults").increment(); |
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354 Debug.metric("CodeBytesEmitted").add(compilationResult.getTargetCodeSize()); |
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355 Debug.metric("InfopointsEmitted").add(compilationResult.getInfopoints().size()); |
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356 Debug.metric("DataPatches").add(ldp.size()); |
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357 Debug.metric("ExceptionHandlersEmitted").add(compilationResult.getExceptionHandlers().size()); |
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358 } |
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359 |
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360 if (Debug.isLogEnabled()) { |
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361 Debug.log("%s", backend.getProviders().getCodeCache().disassemble(compilationResult, null)); |
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362 } |
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363 |
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364 Debug.dump(compilationResult, "After code generation"); |
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365 } |
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366 } |
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367 } |