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src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core/src/org/graalvm/compiler/core/phases/LowTier.java

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  22  */
  23 
  24 
  25 package org.graalvm.compiler.core.phases;
  26 
  27 import static org.graalvm.compiler.core.common.GraalOptions.ImmutableCode;
  28 import static org.graalvm.compiler.phases.common.DeadCodeEliminationPhase.Optionality.Required;
  29 
  30 import org.graalvm.compiler.core.common.GraalOptions;
  31 import org.graalvm.compiler.nodes.spi.LoweringTool;
  32 import org.graalvm.compiler.options.Option;
  33 import org.graalvm.compiler.options.OptionKey;
  34 import org.graalvm.compiler.options.OptionType;
  35 import org.graalvm.compiler.options.OptionValues;
  36 import org.graalvm.compiler.phases.PhaseSuite;
  37 import org.graalvm.compiler.phases.common.CanonicalizerPhase;
  38 import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase;
  39 import org.graalvm.compiler.phases.common.ExpandLogicPhase;
  40 import org.graalvm.compiler.phases.common.FixReadsPhase;
  41 import org.graalvm.compiler.phases.common.LoweringPhase;

  42 import org.graalvm.compiler.phases.common.ProfileCompiledMethodsPhase;
  43 import org.graalvm.compiler.phases.common.PropagateDeoptimizeProbabilityPhase;
  44 import org.graalvm.compiler.phases.common.UseTrappingNullChecksPhase;
  45 import org.graalvm.compiler.phases.schedule.SchedulePhase;
  46 import org.graalvm.compiler.phases.schedule.SchedulePhase.SchedulingStrategy;
  47 import org.graalvm.compiler.phases.tiers.LowTierContext;
  48 
  49 public class LowTier extends PhaseSuite<LowTierContext> {
  50 
  51     static class Options {
  52 
  53         // @formatter:off
  54         @Option(help = "", type = OptionType.Debug)
  55         public static final OptionKey<Boolean> ProfileCompiledMethods = new OptionKey<>(false);
  56         // @formatter:on
  57 
  58     }
  59 
  60     public LowTier(OptionValues options) {
  61         CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
  62         CanonicalizerPhase canonicalizerWithoutGVN = new CanonicalizerPhase();
  63         canonicalizerWithoutGVN.disableGVN();
  64         if (ImmutableCode.getValue(options)) {
  65             canonicalizer.disableReadCanonicalization();
  66             canonicalizerWithoutGVN.disableReadCanonicalization();
  67         }
  68 
  69         if (Options.ProfileCompiledMethods.getValue(options)) {
  70             appendPhase(new ProfileCompiledMethodsPhase());
  71         }
  72 
  73         appendPhase(new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.LOW_TIER));


  74 
  75         appendPhase(new ExpandLogicPhase());
  76 
  77         appendPhase(new FixReadsPhase(true, new SchedulePhase(GraalOptions.StressTestEarlyReads.getValue(options) ? SchedulingStrategy.EARLIEST : SchedulingStrategy.LATEST_OUT_OF_LOOPS)));
  78 
  79         appendPhase(canonicalizerWithoutGVN);
  80 
  81         appendPhase(new UseTrappingNullChecksPhase());
  82 
  83         appendPhase(new DeadCodeEliminationPhase(Required));
  84 
  85         appendPhase(new PropagateDeoptimizeProbabilityPhase());
  86 
  87         appendPhase(new SchedulePhase(SchedulePhase.SchedulingStrategy.FINAL_SCHEDULE));
  88     }
  89 }


  22  */
  23 
  24 
  25 package org.graalvm.compiler.core.phases;
  26 
  27 import static org.graalvm.compiler.core.common.GraalOptions.ImmutableCode;
  28 import static org.graalvm.compiler.phases.common.DeadCodeEliminationPhase.Optionality.Required;
  29 
  30 import org.graalvm.compiler.core.common.GraalOptions;
  31 import org.graalvm.compiler.nodes.spi.LoweringTool;
  32 import org.graalvm.compiler.options.Option;
  33 import org.graalvm.compiler.options.OptionKey;
  34 import org.graalvm.compiler.options.OptionType;
  35 import org.graalvm.compiler.options.OptionValues;
  36 import org.graalvm.compiler.phases.PhaseSuite;
  37 import org.graalvm.compiler.phases.common.CanonicalizerPhase;
  38 import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase;
  39 import org.graalvm.compiler.phases.common.ExpandLogicPhase;
  40 import org.graalvm.compiler.phases.common.FixReadsPhase;
  41 import org.graalvm.compiler.phases.common.LoweringPhase;
  42 import org.graalvm.compiler.phases.common.OptimizeDivPhase;
  43 import org.graalvm.compiler.phases.common.ProfileCompiledMethodsPhase;
  44 import org.graalvm.compiler.phases.common.PropagateDeoptimizeProbabilityPhase;
  45 import org.graalvm.compiler.phases.common.UseTrappingNullChecksPhase;
  46 import org.graalvm.compiler.phases.schedule.SchedulePhase;
  47 import org.graalvm.compiler.phases.schedule.SchedulePhase.SchedulingStrategy;
  48 import org.graalvm.compiler.phases.tiers.LowTierContext;
  49 
  50 public class LowTier extends PhaseSuite<LowTierContext> {
  51 
  52     static class Options {
  53 
  54         // @formatter:off
  55         @Option(help = "", type = OptionType.Debug)
  56         public static final OptionKey<Boolean> ProfileCompiledMethods = new OptionKey<>(false);
  57         // @formatter:on
  58 
  59     }
  60 
  61     public LowTier(OptionValues options) {
  62         CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
  63         CanonicalizerPhase canonicalizerWithoutGVN = new CanonicalizerPhase();
  64         canonicalizerWithoutGVN.disableGVN();
  65         if (ImmutableCode.getValue(options)) {
  66             canonicalizer.disableReadCanonicalization();
  67             canonicalizerWithoutGVN.disableReadCanonicalization();
  68         }
  69 
  70         if (Options.ProfileCompiledMethods.getValue(options)) {
  71             appendPhase(new ProfileCompiledMethodsPhase());
  72         }
  73 
  74         appendPhase(new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.LOW_TIER));
  75 
  76         appendPhase(new OptimizeDivPhase());
  77 
  78         appendPhase(new ExpandLogicPhase());
  79 
  80         appendPhase(new FixReadsPhase(true, new SchedulePhase(GraalOptions.StressTestEarlyReads.getValue(options) ? SchedulingStrategy.EARLIEST : SchedulingStrategy.LATEST_OUT_OF_LOOPS)));
  81 
  82         appendPhase(canonicalizerWithoutGVN);
  83 
  84         appendPhase(new UseTrappingNullChecksPhase());
  85 
  86         appendPhase(new DeadCodeEliminationPhase(Required));
  87 
  88         appendPhase(new PropagateDeoptimizeProbabilityPhase());
  89 
  90         appendPhase(new SchedulePhase(SchedulePhase.SchedulingStrategy.FINAL_SCHEDULE));
  91     }
  92 }
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