java/9 : jdk.internal.vm.compiler/org/graalvm/compiler/loop/DefaultLoopPolicies.class

DefaultLoopPolicies
https://openjdk.java.net/
GPLv2 + Classpath Exception
public class org.graalvm.compiler.loop.DefaultLoopPolicies implements org.graalvm.compiler.loop.LoopPolicies
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.compiler.loop.DefaultLoopPolicies
  super_class: java.lang.Object
{
  public static final org.graalvm.compiler.options.OptionValue<java.lang.Integer> LoopUnswitchMaxIncrease;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Integer;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  public static final org.graalvm.compiler.options.OptionValue<java.lang.Integer> LoopUnswitchTrivial;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Integer;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  public static final org.graalvm.compiler.options.OptionValue<java.lang.Double> LoopUnswitchFrequencyBoost;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Double;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  public static final org.graalvm.compiler.options.OptionValue<java.lang.Integer> FullUnrollMaxNodes;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Integer;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  public static final org.graalvm.compiler.options.OptionValue<java.lang.Integer> FullUnrollMaxIterations;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Integer;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  public static final org.graalvm.compiler.options.OptionValue<java.lang.Integer> ExactFullUnrollMaxNodes;
    descriptor: Lorg/graalvm/compiler/options/OptionValue;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/options/OptionValue<Ljava/lang/Integer;>;
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.options.Option(help = "", type = org.graalvm.compiler.options.OptionType.Expert:Lorg/graalvm/compiler/options/OptionType;)

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 54
            new org.graalvm.compiler.options.OptionValue
            dup
            sipush 500
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchMaxIncrease:Lorg/graalvm/compiler/options/OptionValue;
         1: .line 55
            new org.graalvm.compiler.options.OptionValue
            dup
            bipush 10
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchTrivial:Lorg/graalvm/compiler/options/OptionValue;
         2: .line 56
            new org.graalvm.compiler.options.OptionValue
            dup
            ldc 10.0
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchFrequencyBoost:Lorg/graalvm/compiler/options/OptionValue;
         3: .line 58
            new org.graalvm.compiler.options.OptionValue
            dup
            sipush 300
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.FullUnrollMaxNodes:Lorg/graalvm/compiler/options/OptionValue;
         4: .line 59
            new org.graalvm.compiler.options.OptionValue
            dup
            sipush 600
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.FullUnrollMaxIterations:Lorg/graalvm/compiler/options/OptionValue;
         5: .line 60
            new org.graalvm.compiler.options.OptionValue
            dup
            sipush 1200
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokespecial org.graalvm.compiler.options.OptionValue.<init>:(Ljava/lang/Object;)V
            putstatic org.graalvm.compiler.loop.DefaultLoopPolicies.ExactFullUnrollMaxNodes:Lorg/graalvm/compiler/options/OptionValue;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
         0: .line 53
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/loop/DefaultLoopPolicies;

  public boolean shouldPeel(org.graalvm.compiler.loop.LoopEx, org.graalvm.compiler.nodes.cfg.ControlFlowGraph, jdk.vm.ci.meta.MetaAccessProvider);
    descriptor: (Lorg/graalvm/compiler/loop/LoopEx;Lorg/graalvm/compiler/nodes/cfg/ControlFlowGraph;Ljdk/vm/ci/meta/MetaAccessProvider;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=7, args_size=4
        start local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
        start local 1 // org.graalvm.compiler.loop.LoopEx loop
        start local 2 // org.graalvm.compiler.nodes.cfg.ControlFlowGraph cfg
        start local 3 // jdk.vm.ci.meta.MetaAccessProvider metaAccess
         0: .line 64
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            astore 4 /* loopBegin */
        start local 4 // org.graalvm.compiler.nodes.LoopBeginNode loopBegin
         1: .line 65
            aload 2 /* cfg */
            aload 4 /* loopBegin */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.forwardEnd:()Lorg/graalvm/compiler/nodes/AbstractEndNode;
            invokevirtual org.graalvm.compiler.nodes.cfg.ControlFlowGraph.blockFor:(Lorg/graalvm/compiler/graph/Node;)Lorg/graalvm/compiler/nodes/cfg/Block;
            invokevirtual org.graalvm.compiler.nodes.cfg.Block.probability:()D
            dstore 5 /* entryProbability */
        start local 5 // double entryProbability
         2: .line 66
            dload 5 /* entryProbability */
            getstatic org.graalvm.compiler.core.common.GraalOptions.MinimumPeelProbability:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Float
            invokevirtual java.lang.Float.floatValue:()F
            f2d
            dcmpl
            ifle 4
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.size:()I
            aload 4 /* loopBegin */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.graph:()Lorg/graalvm/compiler/nodes/StructuredGraph;
            invokevirtual org.graalvm.compiler.nodes.StructuredGraph.getNodeCount:()I
            iadd
            getstatic org.graalvm.compiler.core.common.GraalOptions.MaximumDesiredSize:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            if_icmpge 4
         3: .line 68
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.canDuplicateLoop:()Z
            ireturn
         4: .line 70
      StackMap locals: org.graalvm.compiler.nodes.LoopBeginNode double
      StackMap stack:
            iconst_0
            ireturn
        end local 5 // double entryProbability
        end local 4 // org.graalvm.compiler.nodes.LoopBeginNode loopBegin
        end local 3 // jdk.vm.ci.meta.MetaAccessProvider metaAccess
        end local 2 // org.graalvm.compiler.nodes.cfg.ControlFlowGraph cfg
        end local 1 // org.graalvm.compiler.loop.LoopEx loop
        end local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    5     0              this  Lorg/graalvm/compiler/loop/DefaultLoopPolicies;
            0    5     1              loop  Lorg/graalvm/compiler/loop/LoopEx;
            0    5     2               cfg  Lorg/graalvm/compiler/nodes/cfg/ControlFlowGraph;
            0    5     3        metaAccess  Ljdk/vm/ci/meta/MetaAccessProvider;
            1    5     4         loopBegin  Lorg/graalvm/compiler/nodes/LoopBeginNode;
            2    5     5  entryProbability  D
    MethodParameters:
            Name  Flags
      loop        
      cfg         
      metaAccess  

  public boolean shouldFullUnroll(org.graalvm.compiler.loop.LoopEx);
    descriptor: (Lorg/graalvm/compiler/loop/LoopEx;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=2
        start local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
        start local 1 // org.graalvm.compiler.loop.LoopEx loop
         0: .line 76
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.isCounted:()Z
            ifeq 1
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.counted:()Lorg/graalvm/compiler/loop/CountedLoopInfo;
            invokevirtual org.graalvm.compiler.loop.CountedLoopInfo.isConstantMaxTripCount:()Z
            ifne 2
         1: .line 77
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
         2: .line 79
      StackMap locals:
      StackMap stack:
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.counted:()Lorg/graalvm/compiler/loop/CountedLoopInfo;
            astore 2 /* counted */
        start local 2 // org.graalvm.compiler.loop.CountedLoopInfo counted
         3: .line 80
            aload 2 /* counted */
            invokevirtual org.graalvm.compiler.loop.CountedLoopInfo.constantMaxTripCount:()J
            lstore 3 /* maxTrips */
        start local 3 // long maxTrips
         4: .line 81
            aload 2 /* counted */
            invokevirtual org.graalvm.compiler.loop.CountedLoopInfo.isExactTripCount:()Z
            ifeq 5
            aload 2 /* counted */
            invokevirtual org.graalvm.compiler.loop.CountedLoopInfo.isConstantExactTripCount:()Z
            ifeq 5
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.ExactFullUnrollMaxNodes:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            goto 6
      StackMap locals: org.graalvm.compiler.loop.CountedLoopInfo long
      StackMap stack:
         5: getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.FullUnrollMaxNodes:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
      StackMap locals:
      StackMap stack: java.lang.Integer
         6: invokevirtual java.lang.Integer.intValue:()I
            istore 5 /* maxNodes */
        start local 5 // int maxNodes
         7: .line 82
            iload 5 /* maxNodes */
            iconst_0
            getstatic org.graalvm.compiler.core.common.GraalOptions.MaximumDesiredSize:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.graph:()Lorg/graalvm/compiler/nodes/StructuredGraph;
            invokevirtual org.graalvm.compiler.nodes.StructuredGraph.getNodeCount:()I
            isub
            invokestatic java.lang.Math.max:(II)I
            invokestatic java.lang.Math.min:(II)I
            istore 5 /* maxNodes */
         8: .line 83
            iconst_1
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.size:()I
            iconst_1
            isub
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.phis:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            isub
            invokestatic java.lang.Math.max:(II)I
            istore 6 /* size */
        start local 6 // int size
         9: .line 84
            lload 3 /* maxTrips */
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.FullUnrollMaxIterations:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            i2l
            lcmp
            ifgt 11
            iload 6 /* size */
            i2l
            lload 3 /* maxTrips */
            lconst_1
            lsub
            lmul
            iload 5 /* maxNodes */
            i2l
            lcmp
            ifgt 11
        10: .line 86
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.canDuplicateLoop:()Z
            ireturn
        11: .line 88
      StackMap locals: int int
      StackMap stack:
            iconst_0
            ireturn
        end local 6 // int size
        end local 5 // int maxNodes
        end local 3 // long maxTrips
        end local 2 // org.graalvm.compiler.loop.CountedLoopInfo counted
        end local 1 // org.graalvm.compiler.loop.LoopEx loop
        end local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   12     0      this  Lorg/graalvm/compiler/loop/DefaultLoopPolicies;
            0   12     1      loop  Lorg/graalvm/compiler/loop/LoopEx;
            3   12     2   counted  Lorg/graalvm/compiler/loop/CountedLoopInfo;
            4   12     3  maxTrips  J
            7   12     5  maxNodes  I
            9   12     6      size  I
    MethodParameters:
      Name  Flags
      loop  

  public boolean shouldTryUnswitch(org.graalvm.compiler.loop.LoopEx);
    descriptor: (Lorg/graalvm/compiler/loop/LoopEx;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=5, args_size=2
        start local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
        start local 1 // org.graalvm.compiler.loop.LoopEx loop
         0: .line 94
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            astore 2 /* loopBegin */
        start local 2 // org.graalvm.compiler.nodes.LoopBeginNode loopBegin
         1: .line 95
            aload 2 /* loopBegin */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopFrequency:()D
            dstore 3 /* loopFrequency */
        start local 3 // double loopFrequency
         2: .line 96
            dload 3 /* loopFrequency */
            dconst_1
            dcmpg
            ifgt 4
         3: .line 97
            iconst_0
            ireturn
         4: .line 99
      StackMap locals: org.graalvm.compiler.nodes.LoopBeginNode double
      StackMap stack:
            aload 2 /* loopBegin */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.unswitches:()I
            getstatic org.graalvm.compiler.core.common.GraalOptions.LoopMaxUnswitch:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            if_icmpgt 5
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         5: iconst_0
            ireturn
        end local 3 // double loopFrequency
        end local 2 // org.graalvm.compiler.nodes.LoopBeginNode loopBegin
        end local 1 // org.graalvm.compiler.loop.LoopEx loop
        end local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    6     0           this  Lorg/graalvm/compiler/loop/DefaultLoopPolicies;
            0    6     1           loop  Lorg/graalvm/compiler/loop/LoopEx;
            1    6     2      loopBegin  Lorg/graalvm/compiler/nodes/LoopBeginNode;
            2    6     3  loopFrequency  D
    MethodParameters:
      Name  Flags
      loop  

  public boolean shouldUnswitch(org.graalvm.compiler.loop.LoopEx, java.util.List<org.graalvm.compiler.nodes.ControlSplitNode>);
    descriptor: (Lorg/graalvm/compiler/loop/LoopEx;Ljava/util/List;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=10, locals=18, args_size=3
        start local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
        start local 1 // org.graalvm.compiler.loop.LoopEx loop
        start local 2 // java.util.List controlSplits
         0: .line 117
            iconst_0
            istore 3 /* phis */
        start local 3 // int phis
         1: .line 118
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.graph:()Lorg/graalvm/compiler/nodes/StructuredGraph;
            invokevirtual org.graalvm.compiler.nodes.StructuredGraph.createNodeBitMap:()Lorg/graalvm/compiler/graph/NodeBitMap;
            astore 4 /* branchNodes */
        start local 4 // org.graalvm.compiler.graph.NodeBitMap branchNodes
         2: .line 119
            aload 2 /* controlSplits */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 6
            goto 13
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap top java.util.Iterator
      StackMap stack:
         3: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.ControlSplitNode
            astore 5 /* controlSplit */
        start local 5 // org.graalvm.compiler.nodes.ControlSplitNode controlSplit
         4: .line 120
            aload 5 /* controlSplit */
            invokevirtual org.graalvm.compiler.nodes.ControlSplitNode.successors:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.iterator:()Ljava/util/Iterator;
            astore 8
            goto 8
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap org.graalvm.compiler.nodes.ControlSplitNode java.util.Iterator top java.util.Iterator
      StackMap stack:
         5: aload 8
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.graph.Node
            astore 7 /* successor */
        start local 7 // org.graalvm.compiler.graph.Node successor
         6: .line 121
            aload 7 /* successor */
            checkcast org.graalvm.compiler.nodes.AbstractBeginNode
            astore 9 /* branch */
        start local 9 // org.graalvm.compiler.nodes.AbstractBeginNode branch
         7: .line 123
            aload 1 /* loop */
            aload 4 /* branchNodes */
            aload 9 /* branch */
            invokevirtual org.graalvm.compiler.loop.LoopEx.nodesInLoopBranch:(Lorg/graalvm/compiler/graph/NodeBitMap;Lorg/graalvm/compiler/nodes/AbstractBeginNode;)V
        end local 9 // org.graalvm.compiler.nodes.AbstractBeginNode branch
        end local 7 // org.graalvm.compiler.graph.Node successor
         8: .line 120
      StackMap locals:
      StackMap stack:
            aload 8
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
         9: .line 125
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopsData:()Lorg/graalvm/compiler/loop/LoopsData;
            invokevirtual org.graalvm.compiler.loop.LoopsData.getCFG:()Lorg/graalvm/compiler/nodes/cfg/ControlFlowGraph;
            aload 5 /* controlSplit */
            invokevirtual org.graalvm.compiler.nodes.cfg.ControlFlowGraph.blockFor:(Lorg/graalvm/compiler/graph/Node;)Lorg/graalvm/compiler/nodes/cfg/Block;
            invokevirtual org.graalvm.compiler.nodes.cfg.Block.getPostdominator:()Lorg/graalvm/compiler/nodes/cfg/Block;
            astore 7 /* postDomBlock */
        start local 7 // org.graalvm.compiler.nodes.cfg.Block postDomBlock
        10: .line 126
            aload 7 /* postDomBlock */
            ifnull 13
        11: .line 127
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies$IsolatedInitialization.UNSWITCH_SPLIT_WITH_PHIS:Lorg/graalvm/compiler/debug/DebugCounter;
            invokeinterface org.graalvm.compiler.debug.DebugCounter.increment:()V
        12: .line 128
            iload 3 /* phis */
            aload 7 /* postDomBlock */
            invokevirtual org.graalvm.compiler.nodes.cfg.Block.getBeginNode:()Lorg/graalvm/compiler/nodes/AbstractBeginNode;
            checkcast org.graalvm.compiler.nodes.MergeNode
            invokevirtual org.graalvm.compiler.nodes.MergeNode.phis:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            iadd
            istore 3 /* phis */
        end local 7 // org.graalvm.compiler.nodes.cfg.Block postDomBlock
        end local 5 // org.graalvm.compiler.nodes.ControlSplitNode controlSplit
        13: .line 119
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap top java.util.Iterator
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
        14: .line 131
            aload 4 /* branchNodes */
            invokevirtual org.graalvm.compiler.graph.NodeBitMap.count:()I
            istore 5 /* inBranchTotal */
        start local 5 // int inBranchTotal
        15: .line 133
            new org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure
            dup
            invokespecial org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure.<init>:()V
            astore 6 /* stateNodesCount */
        start local 6 // org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure stateNodesCount
        16: .line 134
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopFrequency:()D
            dstore 7 /* loopFrequency */
        start local 7 // double loopFrequency
        17: .line 135
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchTrivial:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchFrequencyBoost:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Double
            invokevirtual java.lang.Double.doubleValue:()D
            dload 7 /* loopFrequency */
            dconst_1
            dsub
            iload 3 /* phis */
            i2d
            dadd
            dmul
            d2i
            iadd
            istore 9 /* maxDiff */
        start local 9 // int maxDiff
        18: .line 137
            iload 9 /* maxDiff */
            getstatic org.graalvm.compiler.loop.DefaultLoopPolicies.LoopUnswitchMaxIncrease:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            invokestatic java.lang.Math.min:(II)I
            istore 9 /* maxDiff */
        19: .line 138
            getstatic org.graalvm.compiler.core.common.GraalOptions.MaximumDesiredSize:Lorg/graalvm/compiler/options/OptionValue;
            invokevirtual org.graalvm.compiler.options.OptionValue.getValue:()Ljava/lang/Object;
            checkcast java.lang.Integer
            invokevirtual java.lang.Integer.intValue:()I
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.graph:()Lorg/graalvm/compiler/nodes/StructuredGraph;
            invokevirtual org.graalvm.compiler.nodes.StructuredGraph.getNodeCount:()I
            isub
            istore 10 /* remainingGraphSpace */
        start local 10 // int remainingGraphSpace
        20: .line 139
            iload 9 /* maxDiff */
            iload 10 /* remainingGraphSpace */
            invokestatic java.lang.Math.min:(II)I
            istore 9 /* maxDiff */
        21: .line 141
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.stateAfter:()Lorg/graalvm/compiler/nodes/FrameState;
            aload 6 /* stateNodesCount */
            invokevirtual org.graalvm.compiler.nodes.FrameState.applyToVirtual:(Lorg/graalvm/compiler/nodes/VirtualState$VirtualClosure;)V
        22: .line 142
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.size:()I
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.phis:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            isub
            aload 6 /* stateNodesCount */
            getfield org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure.count:I
            isub
            iconst_1
            isub
            istore 11 /* loopTotal */
        start local 11 // int loopTotal
        23: .line 143
            iload 11 /* loopTotal */
            iload 5 /* inBranchTotal */
            isub
            istore 12 /* actualDiff */
        start local 12 // int actualDiff
        24: .line 144
            aload 2 /* controlSplits */
            iconst_0
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.ControlSplitNode
            astore 13 /* firstSplit */
        start local 13 // org.graalvm.compiler.nodes.ControlSplitNode firstSplit
        25: .line 145
            aload 13 /* firstSplit */
            instanceof org.graalvm.compiler.nodes.java.TypeSwitchNode
            ifeq 37
        26: .line 146
            aload 13 /* firstSplit */
            invokevirtual org.graalvm.compiler.nodes.ControlSplitNode.successors:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            iconst_1
            isub
            istore 14 /* copies */
        start local 14 // int copies
        27: .line 147
            aload 13 /* firstSplit */
            invokevirtual org.graalvm.compiler.nodes.ControlSplitNode.successors:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.iterator:()Ljava/util/Iterator;
            astore 16
            goto 35
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode int top java.util.Iterator
      StackMap stack:
        28: aload 16
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.graph.Node
            astore 15 /* succ */
        start local 15 // org.graalvm.compiler.graph.Node succ
        29: .line 148
            aload 15 /* succ */
            checkcast org.graalvm.compiler.nodes.FixedNode
            astore 17 /* current */
        start local 17 // org.graalvm.compiler.nodes.FixedNode current
        30: .line 149
            goto 32
        31: .line 150
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode int org.graalvm.compiler.graph.Node java.util.Iterator org.graalvm.compiler.nodes.FixedNode
      StackMap stack:
            aload 17 /* current */
            checkcast org.graalvm.compiler.nodes.FixedWithNextNode
            invokevirtual org.graalvm.compiler.nodes.FixedWithNextNode.next:()Lorg/graalvm/compiler/nodes/FixedNode;
            astore 17 /* current */
        32: .line 149
      StackMap locals:
      StackMap stack:
            aload 17 /* current */
            instanceof org.graalvm.compiler.nodes.FixedWithNextNode
            ifne 31
        33: .line 152
            aload 17 /* current */
            instanceof org.graalvm.compiler.nodes.DeoptimizeNode
            ifeq 35
        34: .line 153
            iinc 14 /* copies */ -1
        end local 17 // org.graalvm.compiler.nodes.FixedNode current
        end local 15 // org.graalvm.compiler.graph.Node succ
        35: .line 147
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode int top java.util.Iterator
      StackMap stack:
            aload 16
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 28
        36: .line 156
            iload 12 /* actualDiff */
            iload 14 /* copies */
            imul
            istore 12 /* actualDiff */
        end local 14 // int copies
        37: .line 159
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode
      StackMap stack:
            ldc "shouldUnswitch(%s, %s) : delta=%d (%.2f%% inside of branches), max=%d, f=%.2f, phis=%d -> %b"
            aload 1 /* loop */
            aload 2 /* controlSplits */
            iload 12 /* actualDiff */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            iload 5 /* inBranchTotal */
            i2d
            iload 11 /* loopTotal */
            i2d
            ddiv
            ldc 100.0
            dmul
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            iload 9 /* maxDiff */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
        38: .line 160
            dload 7 /* loopFrequency */
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            iload 3 /* phis */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            iload 12 /* actualDiff */
            iload 9 /* maxDiff */
            if_icmpgt 39
            iconst_1
            goto 40
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode
      StackMap stack: java.lang.String org.graalvm.compiler.loop.LoopEx java.util.List java.lang.Integer java.lang.Double java.lang.Integer java.lang.Double java.lang.Integer
        39: iconst_0
      StackMap locals: org.graalvm.compiler.loop.DefaultLoopPolicies org.graalvm.compiler.loop.LoopEx java.util.List int org.graalvm.compiler.graph.NodeBitMap int org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure double int int int int org.graalvm.compiler.nodes.ControlSplitNode
      StackMap stack: java.lang.String org.graalvm.compiler.loop.LoopEx java.util.List java.lang.Integer java.lang.Double java.lang.Integer java.lang.Double java.lang.Integer int
        40: invokestatic java.lang.Boolean.valueOf:(Z)Ljava/lang/Boolean;
        41: .line 159
            invokestatic org.graalvm.compiler.debug.Debug.log:(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)V
        42: .line 161
            iload 12 /* actualDiff */
            iload 9 /* maxDiff */
            if_icmpgt 44
        43: .line 163
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.loop.LoopEx.canDuplicateLoop:()Z
            ireturn
        44: .line 165
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 13 // org.graalvm.compiler.nodes.ControlSplitNode firstSplit
        end local 12 // int actualDiff
        end local 11 // int loopTotal
        end local 10 // int remainingGraphSpace
        end local 9 // int maxDiff
        end local 7 // double loopFrequency
        end local 6 // org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure stateNodesCount
        end local 5 // int inBranchTotal
        end local 4 // org.graalvm.compiler.graph.NodeBitMap branchNodes
        end local 3 // int phis
        end local 2 // java.util.List controlSplits
        end local 1 // org.graalvm.compiler.loop.LoopEx loop
        end local 0 // org.graalvm.compiler.loop.DefaultLoopPolicies this
      LocalVariableTable:
        Start  End  Slot                 Name  Signature
            0   45     0                 this  Lorg/graalvm/compiler/loop/DefaultLoopPolicies;
            0   45     1                 loop  Lorg/graalvm/compiler/loop/LoopEx;
            0   45     2        controlSplits  Ljava/util/List<Lorg/graalvm/compiler/nodes/ControlSplitNode;>;
            1   45     3                 phis  I
            2   45     4          branchNodes  Lorg/graalvm/compiler/graph/NodeBitMap;
            4   13     5         controlSplit  Lorg/graalvm/compiler/nodes/ControlSplitNode;
            6    8     7            successor  Lorg/graalvm/compiler/graph/Node;
            7    8     9               branch  Lorg/graalvm/compiler/nodes/AbstractBeginNode;
           10   13     7         postDomBlock  Lorg/graalvm/compiler/nodes/cfg/Block;
           15   45     5        inBranchTotal  I
           16   45     6      stateNodesCount  Lorg/graalvm/compiler/loop/DefaultLoopPolicies$CountingClosure;
           17   45     7        loopFrequency  D
           18   45     9              maxDiff  I
           20   45    10  remainingGraphSpace  I
           23   45    11            loopTotal  I
           24   45    12           actualDiff  I
           25   45    13           firstSplit  Lorg/graalvm/compiler/nodes/ControlSplitNode;
           27   37    14               copies  I
           29   35    15                 succ  Lorg/graalvm/compiler/graph/Node;
           30   35    17              current  Lorg/graalvm/compiler/nodes/FixedNode;
    Signature: (Lorg/graalvm/compiler/loop/LoopEx;Ljava/util/List<Lorg/graalvm/compiler/nodes/ControlSplitNode;>;)Z
    MethodParameters:
               Name  Flags
      loop           
      controlSplits  
}
SourceFile: "DefaultLoopPolicies.java"
NestMembers:
  org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure  org.graalvm.compiler.loop.DefaultLoopPolicies$IsolatedInitialization
InnerClasses:
  private final CountingClosure = org.graalvm.compiler.loop.DefaultLoopPolicies$CountingClosure of org.graalvm.compiler.loop.DefaultLoopPolicies
  private IsolatedInitialization = org.graalvm.compiler.loop.DefaultLoopPolicies$IsolatedInitialization of org.graalvm.compiler.loop.DefaultLoopPolicies
  public abstract VirtualClosure = org.graalvm.compiler.nodes.VirtualState$VirtualClosure of org.graalvm.compiler.nodes.VirtualState
/

java/ 9/ jdk.internal.vm.compiler/org/graalvm/compiler/loop/DefaultLoopPolicies.class
