java/9 : jdk.internal.vm.compiler/org/graalvm/compiler/phases/graph/ReentrantNodeIterator.class

ReentrantNodeIterator
https://openjdk.java.net/
GPLv2 + Classpath Exception
public final class org.graalvm.compiler.phases.graph.ReentrantNodeIterator
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.graalvm.compiler.phases.graph.ReentrantNodeIterator
  super_class: java.lang.Object
{
  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 43
            ldc Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator this
         0: .line 76
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 78
            return
        end local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator;

  public static <StateT> org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo<StateT> processLoop(org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure<StateT>, org.graalvm.compiler.nodes.LoopBeginNode, StateT);
    descriptor: (Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure;Lorg/graalvm/compiler/nodes/LoopBeginNode;Ljava/lang/Object;)Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$LoopInfo;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=7, args_size=3
        start local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
        start local 1 // org.graalvm.compiler.nodes.LoopBeginNode loop
        start local 2 // java.lang.Object initialState
         0: .line 81
            aload 0 /* closure */
            aload 1 /* loop */
            aload 2 /* initialState */
            aload 1 /* loop */
            invokestatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.apply:(Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure;Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;Lorg/graalvm/compiler/nodes/LoopBeginNode;)Ljava/util/Map;
            astore 3 /* blockEndStates */
        start local 3 // java.util.Map blockEndStates
         1: .line 83
            new org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo
            dup
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopEnds:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopExits:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.count:()I
            invokespecial org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo.<init>:(II)V
            astore 4 /* info */
        start local 4 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo info
         2: .line 84
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopEnds:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.iterator:()Ljava/util/Iterator;
            astore 6
            goto 6
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.LoopBeginNode java.lang.Object java.util.Map org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo top java.util.Iterator
      StackMap stack:
         3: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.LoopEndNode
            astore 5 /* end */
        start local 5 // org.graalvm.compiler.nodes.LoopEndNode end
         4: .line 85
            aload 3 /* blockEndStates */
            aload 5 /* end */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifeq 6
         5: .line 86
            aload 4 /* info */
            getfield org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo.endStates:Ljava/util/Map;
            aload 5 /* end */
            aload 3 /* blockEndStates */
            aload 5 /* end */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 5 // org.graalvm.compiler.nodes.LoopEndNode end
         6: .line 84
      StackMap locals:
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
         7: .line 89
            aload 1 /* loop */
            invokevirtual org.graalvm.compiler.nodes.LoopBeginNode.loopExits:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.iterator:()Ljava/util/Iterator;
            astore 6
            goto 11
      StackMap locals:
      StackMap stack:
         8: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.LoopExitNode
            astore 5 /* exit */
        start local 5 // org.graalvm.compiler.nodes.LoopExitNode exit
         9: .line 90
            aload 3 /* blockEndStates */
            aload 5 /* exit */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifeq 11
        10: .line 91
            aload 4 /* info */
            getfield org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo.exitStates:Ljava/util/Map;
            aload 5 /* exit */
            aload 3 /* blockEndStates */
            aload 5 /* exit */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 5 // org.graalvm.compiler.nodes.LoopExitNode exit
        11: .line 89
      StackMap locals:
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 8
        12: .line 94
            aload 4 /* info */
            areturn
        end local 4 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo info
        end local 3 // java.util.Map blockEndStates
        end local 2 // java.lang.Object initialState
        end local 1 // org.graalvm.compiler.nodes.LoopBeginNode loop
        end local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   13     0         closure  Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;
            0   13     1            loop  Lorg/graalvm/compiler/nodes/LoopBeginNode;
            0   13     2    initialState  TStateT;
            1   13     3  blockEndStates  Ljava/util/Map<Lorg/graalvm/compiler/nodes/FixedNode;TStateT;>;
            2   13     4            info  Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$LoopInfo<TStateT;>;
            4    6     5             end  Lorg/graalvm/compiler/nodes/LoopEndNode;
            9   11     5            exit  Lorg/graalvm/compiler/nodes/LoopExitNode;
    Signature: <StateT:Ljava/lang/Object;>(Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;Lorg/graalvm/compiler/nodes/LoopBeginNode;TStateT;)Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$LoopInfo<TStateT;>;
    MethodParameters:
              Name  Flags
      closure       
      loop          
      initialState  

  public static <StateT> void apply(org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure<StateT>, org.graalvm.compiler.nodes.FixedNode, );
    descriptor: (Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure;Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
        start local 1 // org.graalvm.compiler.nodes.FixedNode start
        start local 2 // java.lang.Object initialState
         0: .line 98
            aload 0 /* closure */
            aload 1 /* start */
            aload 2 /* initialState */
            aconst_null
            invokestatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.apply:(Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure;Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;Lorg/graalvm/compiler/nodes/LoopBeginNode;)Ljava/util/Map;
            pop
         1: .line 99
            return
        end local 2 // java.lang.Object initialState
        end local 1 // org.graalvm.compiler.nodes.FixedNode start
        end local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0       closure  Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;
            0    2     1         start  Lorg/graalvm/compiler/nodes/FixedNode;
            0    2     2  initialState  TStateT;
    Signature: <StateT:Ljava/lang/Object;>(Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;Lorg/graalvm/compiler/nodes/FixedNode;TStateT;)V
    MethodParameters:
              Name  Flags
      closure       
      start         
      initialState  

  private static <StateT> java.util.Map<org.graalvm.compiler.nodes.FixedNode, StateT> apply(org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure<StateT>, org.graalvm.compiler.nodes.FixedNode, StateT, org.graalvm.compiler.nodes.LoopBeginNode);
    descriptor: (Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure;Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;Lorg/graalvm/compiler/nodes/LoopBeginNode;)Ljava/util/Map;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=15, args_size=4
        start local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
        start local 1 // org.graalvm.compiler.nodes.FixedNode start
        start local 2 // java.lang.Object initialState
        start local 3 // org.graalvm.compiler.nodes.LoopBeginNode boundary
         0: .line 102
            getstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            ifne 1
            aload 1 /* start */
            ifnonnull 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 103
      StackMap locals:
      StackMap stack:
            new java.util.ArrayDeque
            dup
            invokespecial java.util.ArrayDeque.<init>:()V
            astore 4 /* nodeQueue */
        start local 4 // java.util.Deque nodeQueue
         2: .line 104
            invokestatic org.graalvm.compiler.graph.Node.newIdentityMap:()Ljava/util/Map;
            astore 5 /* blockEndStates */
        start local 5 // java.util.Map blockEndStates
         3: .line 106
            aload 2 /* initialState */
            astore 6 /* state */
        start local 6 // java.lang.Object state
         4: .line 107
            aload 1 /* start */
            astore 7 /* current */
        start local 7 // org.graalvm.compiler.nodes.FixedNode current
         5: .line 109
            goto 15
         6: .line 110
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.FixedNode java.lang.Object org.graalvm.compiler.nodes.LoopBeginNode java.util.Deque java.util.Map java.lang.Object org.graalvm.compiler.nodes.FixedNode
      StackMap stack:
            aload 3 /* boundary */
            ifnull 10
            aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.LoopExitNode
            ifeq 10
            aload 7 /* current */
            checkcast org.graalvm.compiler.nodes.LoopExitNode
            invokevirtual org.graalvm.compiler.nodes.LoopExitNode.loopBegin:()Lorg/graalvm/compiler/nodes/LoopBeginNode;
            aload 3 /* boundary */
            if_acmpne 10
         7: .line 111
            aload 5 /* blockEndStates */
            aload 7 /* current */
            aload 6 /* state */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         8: .line 112
            aconst_null
            astore 7 /* current */
         9: .line 113
            goto 15
        10: .line 114
      StackMap locals:
      StackMap stack:
            aload 7 /* current */
            checkcast org.graalvm.compiler.nodes.FixedWithNextNode
            invokevirtual org.graalvm.compiler.nodes.FixedWithNextNode.next:()Lorg/graalvm/compiler/nodes/FixedNode;
            astore 8 /* next */
        start local 8 // org.graalvm.compiler.nodes.FixedNode next
        11: .line 115
            aload 0 /* closure */
            aload 7 /* current */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.processNode:(Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;)Ljava/lang/Object;
            astore 6 /* state */
        12: .line 116
            aload 0 /* closure */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.continueIteration:(Ljava/lang/Object;)Z
            ifeq 13
            aload 8 /* next */
            goto 14
      StackMap locals: org.graalvm.compiler.nodes.FixedNode
      StackMap stack:
        13: aconst_null
      StackMap locals:
      StackMap stack: org.graalvm.compiler.nodes.FixedNode
        14: astore 7 /* current */
        end local 8 // org.graalvm.compiler.nodes.FixedNode next
        15: .line 109
      StackMap locals:
      StackMap stack:
            aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.FixedWithNextNode
            ifne 6
        16: .line 120
            aload 7 /* current */
            ifnull 76
        17: .line 121
            aload 0 /* closure */
            aload 7 /* current */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.processNode:(Lorg/graalvm/compiler/nodes/FixedNode;Ljava/lang/Object;)Ljava/lang/Object;
            astore 6 /* state */
        18: .line 123
            aload 0 /* closure */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.continueIteration:(Ljava/lang/Object;)Z
            ifeq 76
        19: .line 124
            aload 7 /* current */
            invokevirtual org.graalvm.compiler.nodes.FixedNode.successors:()Lorg/graalvm/compiler/graph/iterators/NodeIterable;
            invokeinterface org.graalvm.compiler.graph.iterators.NodeIterable.iterator:()Ljava/util/Iterator;
            astore 8 /* successors */
        start local 8 // java.util.Iterator successors
        20: .line 125
            aload 8 /* successors */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 61
        21: .line 126
            aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.LoopEndNode
            ifeq 24
        22: .line 127
            aload 5 /* blockEndStates */
            aload 7 /* current */
            aload 6 /* state */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        23: .line 128
            goto 76
      StackMap locals: java.util.Iterator
      StackMap stack:
        24: aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.EndNode
            ifeq 76
        25: .line 130
            aload 7 /* current */
            checkcast org.graalvm.compiler.nodes.EndNode
            invokevirtual org.graalvm.compiler.nodes.EndNode.merge:()Lorg/graalvm/compiler/nodes/AbstractMergeNode;
            astore 9 /* merge */
        start local 9 // org.graalvm.compiler.nodes.AbstractMergeNode merge
        26: .line 131
            aload 9 /* merge */
            instanceof org.graalvm.compiler.nodes.LoopBeginNode
            ifeq 34
        27: .line 132
            aload 0 /* closure */
            aload 9 /* merge */
            checkcast org.graalvm.compiler.nodes.LoopBeginNode
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.processLoop:(Lorg/graalvm/compiler/nodes/LoopBeginNode;Ljava/lang/Object;)Ljava/util/Map;
            astore 10 /* loopExitState */
        start local 10 // java.util.Map loopExitState
        28: .line 133
            aload 10 /* loopExitState */
            invokeinterface java.util.Map.entrySet:()Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 12
            goto 32
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.FixedNode java.lang.Object org.graalvm.compiler.nodes.LoopBeginNode java.util.Deque java.util.Map java.lang.Object org.graalvm.compiler.nodes.FixedNode java.util.Iterator org.graalvm.compiler.nodes.AbstractMergeNode java.util.Map top java.util.Iterator
      StackMap stack:
        29: aload 12
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 11 /* entry */
        start local 11 // java.util.Map$Entry entry
        30: .line 134
            aload 5 /* blockEndStates */
            aload 11 /* entry */
            invokeinterface java.util.Map$Entry.getKey:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.FixedNode
            aload 11 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        31: .line 135
            aload 4 /* nodeQueue */
            aload 11 /* entry */
            invokeinterface java.util.Map$Entry.getKey:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.AbstractBeginNode
            invokeinterface java.util.Deque.add:(Ljava/lang/Object;)Z
            pop
        end local 11 // java.util.Map$Entry entry
        32: .line 133
      StackMap locals:
      StackMap stack:
            aload 12
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 29
        end local 10 // java.util.Map loopExitState
        33: .line 137
            goto 76
        34: .line 138
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.FixedNode java.lang.Object org.graalvm.compiler.nodes.LoopBeginNode java.util.Deque java.util.Map java.lang.Object org.graalvm.compiler.nodes.FixedNode java.util.Iterator org.graalvm.compiler.nodes.AbstractMergeNode
      StackMap stack:
            iconst_1
            istore 10 /* endsVisited */
        start local 10 // boolean endsVisited
        35: .line 139
            aload 9 /* merge */
            invokevirtual org.graalvm.compiler.nodes.AbstractMergeNode.forwardEnds:()Lorg/graalvm/compiler/graph/NodeInputList;
            invokevirtual org.graalvm.compiler.graph.NodeInputList.iterator:()Ljava/util/Iterator;
            astore 12
            goto 40
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.FixedNode java.lang.Object org.graalvm.compiler.nodes.LoopBeginNode java.util.Deque java.util.Map java.lang.Object org.graalvm.compiler.nodes.FixedNode java.util.Iterator org.graalvm.compiler.nodes.AbstractMergeNode int top java.util.Iterator
      StackMap stack:
        36: aload 12
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.AbstractEndNode
            astore 11 /* forwardEnd */
        start local 11 // org.graalvm.compiler.nodes.AbstractEndNode forwardEnd
        37: .line 140
            aload 11 /* forwardEnd */
            aload 7 /* current */
            if_acmpeq 40
            aload 5 /* blockEndStates */
            aload 11 /* forwardEnd */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifne 40
        38: .line 141
            iconst_0
            istore 10 /* endsVisited */
        39: .line 142
            goto 41
        end local 11 // org.graalvm.compiler.nodes.AbstractEndNode forwardEnd
        40: .line 139
      StackMap locals:
      StackMap stack:
            aload 12
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 36
        41: .line 145
      StackMap locals: org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure org.graalvm.compiler.nodes.FixedNode java.lang.Object org.graalvm.compiler.nodes.LoopBeginNode java.util.Deque java.util.Map java.lang.Object org.graalvm.compiler.nodes.FixedNode java.util.Iterator org.graalvm.compiler.nodes.AbstractMergeNode int
      StackMap stack:
            iload 10 /* endsVisited */
            ifeq 58
        42: .line 146
            new java.util.ArrayList
            dup
            aload 9 /* merge */
            invokevirtual org.graalvm.compiler.nodes.AbstractMergeNode.forwardEndCount:()I
            invokespecial java.util.ArrayList.<init>:(I)V
            astore 11 /* states */
        start local 11 // java.util.ArrayList states
        43: .line 147
            iconst_0
            istore 12 /* i */
        start local 12 // int i
        44: goto 52
        45: .line 148
      StackMap locals: java.util.ArrayList int
      StackMap stack:
            aload 9 /* merge */
            iload 12 /* i */
            invokevirtual org.graalvm.compiler.nodes.AbstractMergeNode.forwardEndAt:(I)Lorg/graalvm/compiler/nodes/EndNode;
            astore 13 /* forwardEnd */
        start local 13 // org.graalvm.compiler.nodes.AbstractEndNode forwardEnd
        46: .line 149
            getstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            ifne 47
            aload 13 /* forwardEnd */
            aload 7 /* current */
            if_acmpeq 47
            aload 5 /* blockEndStates */
            aload 13 /* forwardEnd */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifne 47
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        47: .line 150
      StackMap locals: org.graalvm.compiler.nodes.AbstractEndNode
      StackMap stack:
            aload 13 /* forwardEnd */
            aload 7 /* current */
            if_acmpne 48
            aload 6 /* state */
            goto 49
      StackMap locals:
      StackMap stack:
        48: aload 5 /* blockEndStates */
            aload 13 /* forwardEnd */
            invokeinterface java.util.Map.remove:(Ljava/lang/Object;)Ljava/lang/Object;
      StackMap locals:
      StackMap stack: java.lang.Object
        49: astore 14 /* other */
        start local 14 // java.lang.Object other
        50: .line 151
            aload 11 /* states */
            aload 14 /* other */
            invokevirtual java.util.ArrayList.add:(Ljava/lang/Object;)Z
            pop
        end local 14 // java.lang.Object other
        end local 13 // org.graalvm.compiler.nodes.AbstractEndNode forwardEnd
        51: .line 147
            iinc 12 /* i */ 1
      StackMap locals:
      StackMap stack:
        52: iload 12 /* i */
            aload 9 /* merge */
            invokevirtual org.graalvm.compiler.nodes.AbstractMergeNode.forwardEndCount:()I
            if_icmplt 45
        end local 12 // int i
        53: .line 153
            aload 0 /* closure */
            aload 9 /* merge */
            aload 11 /* states */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.merge:(Lorg/graalvm/compiler/nodes/AbstractMergeNode;Ljava/util/List;)Ljava/lang/Object;
            astore 6 /* state */
        54: .line 154
            aload 0 /* closure */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.continueIteration:(Ljava/lang/Object;)Z
            ifeq 55
            aload 9 /* merge */
            goto 56
      StackMap locals:
      StackMap stack:
        55: aconst_null
      StackMap locals:
      StackMap stack: org.graalvm.compiler.nodes.AbstractMergeNode
        56: astore 7 /* current */
        57: .line 155
            goto 83
        end local 11 // java.util.ArrayList states
        58: .line 157
      StackMap locals:
      StackMap stack:
            getstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            ifne 59
            aload 5 /* blockEndStates */
            aload 7 /* current */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifeq 59
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        59: .line 158
      StackMap locals:
      StackMap stack:
            aload 5 /* blockEndStates */
            aload 7 /* current */
            aload 6 /* state */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 10 // boolean endsVisited
        end local 9 // org.graalvm.compiler.nodes.AbstractMergeNode merge
        60: .line 162
            goto 76
        61: .line 163
      StackMap locals:
      StackMap stack:
            aload 8 /* successors */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.FixedNode
            astore 9 /* firstSuccessor */
        start local 9 // org.graalvm.compiler.nodes.FixedNode firstSuccessor
        62: .line 164
            aload 8 /* successors */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 65
        63: .line 165
            aload 9 /* firstSuccessor */
            astore 7 /* current */
        64: .line 166
            goto 83
        65: .line 169
      StackMap locals: org.graalvm.compiler.nodes.FixedNode
      StackMap stack:
            aload 8 /* successors */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.AbstractBeginNode
            astore 10 /* successor */
        start local 10 // org.graalvm.compiler.nodes.AbstractBeginNode successor
        66: .line 170
            aload 0 /* closure */
            aload 10 /* successor */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.afterSplit:(Lorg/graalvm/compiler/nodes/AbstractBeginNode;Ljava/lang/Object;)Ljava/lang/Object;
            astore 11 /* successorState */
        start local 11 // java.lang.Object successorState
        67: .line 171
            aload 0 /* closure */
            aload 11 /* successorState */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.continueIteration:(Ljava/lang/Object;)Z
            ifeq 70
        68: .line 172
            aload 5 /* blockEndStates */
            aload 10 /* successor */
            aload 11 /* successorState */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        69: .line 173
            aload 4 /* nodeQueue */
            aload 10 /* successor */
            invokeinterface java.util.Deque.add:(Ljava/lang/Object;)Z
            pop
        end local 11 // java.lang.Object successorState
        end local 10 // org.graalvm.compiler.nodes.AbstractBeginNode successor
        70: .line 175
      StackMap locals:
      StackMap stack:
            aload 8 /* successors */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 65
        71: .line 177
            aload 0 /* closure */
            aload 9 /* firstSuccessor */
            checkcast org.graalvm.compiler.nodes.AbstractBeginNode
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.afterSplit:(Lorg/graalvm/compiler/nodes/AbstractBeginNode;Ljava/lang/Object;)Ljava/lang/Object;
            astore 6 /* state */
        72: .line 178
            aload 0 /* closure */
            aload 6 /* state */
            invokevirtual org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure.continueIteration:(Ljava/lang/Object;)Z
            ifeq 73
            aload 9 /* firstSuccessor */
            goto 74
      StackMap locals:
      StackMap stack:
        73: aconst_null
      StackMap locals:
      StackMap stack: org.graalvm.compiler.nodes.FixedNode
        74: astore 7 /* current */
        75: .line 179
            goto 83
        end local 9 // org.graalvm.compiler.nodes.FixedNode firstSuccessor
        end local 8 // java.util.Iterator successors
        76: .line 186
      StackMap locals:
      StackMap stack:
            aload 4 /* nodeQueue */
            invokeinterface java.util.Deque.isEmpty:()Z
            ifeq 78
        77: .line 187
            aload 5 /* blockEndStates */
            areturn
        78: .line 189
      StackMap locals:
      StackMap stack:
            aload 4 /* nodeQueue */
            invokeinterface java.util.Deque.removeFirst:()Ljava/lang/Object;
            checkcast org.graalvm.compiler.nodes.FixedNode
            astore 7 /* current */
        79: .line 190
            getstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            ifne 80
            aload 5 /* blockEndStates */
            aload 7 /* current */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifne 80
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        80: .line 191
      StackMap locals:
      StackMap stack:
            aload 5 /* blockEndStates */
            aload 7 /* current */
            invokeinterface java.util.Map.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 6 /* state */
        81: .line 192
            getstatic org.graalvm.compiler.phases.graph.ReentrantNodeIterator.$assertionsDisabled:Z
            ifne 83
            aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.AbstractMergeNode
            ifne 82
            aload 7 /* current */
            instanceof org.graalvm.compiler.nodes.AbstractBeginNode
            ifne 83
      StackMap locals:
      StackMap stack:
        82: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        83: .line 194
      StackMap locals:
      StackMap stack:
            goto 15
        end local 7 // org.graalvm.compiler.nodes.FixedNode current
        end local 6 // java.lang.Object state
        end local 5 // java.util.Map blockEndStates
        end local 4 // java.util.Deque nodeQueue
        end local 3 // org.graalvm.compiler.nodes.LoopBeginNode boundary
        end local 2 // java.lang.Object initialState
        end local 1 // org.graalvm.compiler.nodes.FixedNode start
        end local 0 // org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure closure
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   84     0         closure  Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;
            0   84     1           start  Lorg/graalvm/compiler/nodes/FixedNode;
            0   84     2    initialState  TStateT;
            0   84     3        boundary  Lorg/graalvm/compiler/nodes/LoopBeginNode;
            2   84     4       nodeQueue  Ljava/util/Deque<Lorg/graalvm/compiler/nodes/AbstractBeginNode;>;
            3   84     5  blockEndStates  Ljava/util/Map<Lorg/graalvm/compiler/nodes/FixedNode;TStateT;>;
            4   84     6           state  TStateT;
            5   84     7         current  Lorg/graalvm/compiler/nodes/FixedNode;
           11   15     8            next  Lorg/graalvm/compiler/nodes/FixedNode;
           20   76     8      successors  Ljava/util/Iterator<Lorg/graalvm/compiler/graph/Node;>;
           26   60     9           merge  Lorg/graalvm/compiler/nodes/AbstractMergeNode;
           28   33    10   loopExitState  Ljava/util/Map<Lorg/graalvm/compiler/nodes/LoopExitNode;TStateT;>;
           30   32    11           entry  Ljava/util/Map$Entry<Lorg/graalvm/compiler/nodes/LoopExitNode;TStateT;>;
           35   60    10     endsVisited  Z
           37   40    11      forwardEnd  Lorg/graalvm/compiler/nodes/AbstractEndNode;
           43   58    11          states  Ljava/util/ArrayList<TStateT;>;
           44   53    12               i  I
           46   51    13      forwardEnd  Lorg/graalvm/compiler/nodes/AbstractEndNode;
           50   51    14           other  TStateT;
           62   76     9  firstSuccessor  Lorg/graalvm/compiler/nodes/FixedNode;
           66   70    10       successor  Lorg/graalvm/compiler/nodes/AbstractBeginNode;
           67   70    11  successorState  TStateT;
    Signature: <StateT:Ljava/lang/Object;>(Lorg/graalvm/compiler/phases/graph/ReentrantNodeIterator$NodeIteratorClosure<TStateT;>;Lorg/graalvm/compiler/nodes/FixedNode;TStateT;Lorg/graalvm/compiler/nodes/LoopBeginNode;)Ljava/util/Map<Lorg/graalvm/compiler/nodes/FixedNode;TStateT;>;
    MethodParameters:
              Name  Flags
      closure       
      start         
      initialState  
      boundary      
}
SourceFile: "ReentrantNodeIterator.java"
NestMembers:
  org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo  org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure
InnerClasses:
  public abstract Entry = java.util.Map$Entry of java.util.Map
  public LoopInfo = org.graalvm.compiler.phases.graph.ReentrantNodeIterator$LoopInfo of org.graalvm.compiler.phases.graph.ReentrantNodeIterator
  public abstract NodeIteratorClosure = org.graalvm.compiler.phases.graph.ReentrantNodeIterator$NodeIteratorClosure of org.graalvm.compiler.phases.graph.ReentrantNodeIterator
/

java/ 9/ jdk.internal.vm.compiler/org/graalvm/compiler/phases/graph/ReentrantNodeIterator.class
