https://www.graalvm.org/ 
class com.oracle.truffle.object.TrieNode$BitmapNode<K, V, E extends java.util.Map$Entry<K, V>> extends com.oracle.truffle.object.TrieNode<K, V, E>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.object.TrieNode$BitmapNode
  super_class: com.oracle.truffle.object.TrieNode
{
  private final int bitmap;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Object[] entries;
    descriptor: [Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  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 228
            ldc Lcom/oracle/truffle/object/TrieNode;
            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 com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
         0: .line 232
            aload 0 /* this */
            invokespecial com.oracle.truffle.object.TrieNode.<init>:()V
         1: .line 233
            aload 0 /* this */
            iconst_0
            putfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
         2: .line 234
            aload 0 /* this */
            iconst_0
            anewarray java.lang.Object
            putfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
         3: .line 235
            return
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;

  void <init>(int, java.lang.Object[]);
    descriptor: (I[Ljava/lang/Object;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // int bitmap
        start local 2 // java.lang.Object[] entries
         0: .line 237
            aload 0 /* this */
            invokespecial com.oracle.truffle.object.TrieNode.<init>:()V
         1: .line 238
            aload 0 /* this */
            iload 1 /* bitmap */
            putfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
         2: .line 239
            aload 0 /* this */
            aload 2 /* entries */
            putfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
         3: .line 240
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 4
            iload 1 /* bitmap */
            invokestatic java.lang.Integer.bitCount:(I)I
            aload 2 /* entries */
            arraylength
            if_icmpeq 4
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         4: .line 241
      StackMap locals: com.oracle.truffle.object.TrieNode$BitmapNode int java.lang.Object[]
      StackMap stack:
            return
        end local 2 // java.lang.Object[] entries
        end local 1 // int bitmap
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0    5     1   bitmap  I
            0    5     2  entries  [Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      bitmap   
      entries  

  private int index(int);
    descriptor: (I)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // int bit
         0: .line 244
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 1 /* bit */
            iconst_1
            isub
            iand
            invokestatic java.lang.Integer.bitCount:(I)I
            ireturn
        end local 1 // int bit
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0    1     1   bit  I
    MethodParameters:
      Name  Flags
      bit   

  E find(K, int, );
    descriptor: (Ljava/lang/Object;II)Ljava/util/Map$Entry;
    flags: (0x0000) 
    Code:
      stack=5, locals=9, args_size=4
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // java.lang.Object key
        start local 2 // int hash
        start local 3 // int shift
         0: .line 250
            iload 2 /* hash */
            iload 3 /* shift */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.bit:(II)I
            istore 4 /* bit */
        start local 4 // int bit
         1: .line 251
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 4 /* bit */
            iand
            ifeq 12
         2: .line 252
            aload 0 /* this */
            iload 4 /* bit */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.index:(I)I
            istore 5 /* index */
        start local 5 // int index
         3: .line 253
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 5 /* index */
            aaload
            astore 6 /* entry */
        start local 6 // java.lang.Object entry
         4: .line 254
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 5
            aload 6 /* entry */
            ifnonnull 5
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         5: .line 255
      StackMap locals: int int java.lang.Object
      StackMap stack:
            aload 6 /* entry */
            instanceof com.oracle.truffle.object.TrieNode
            ifeq 7
         6: .line 256
            aload 6 /* entry */
            checkcast com.oracle.truffle.object.TrieNode
            aload 1 /* key */
            iload 2 /* hash */
            iload 3 /* shift */
            iconst_5
            iadd
            invokevirtual com.oracle.truffle.object.TrieNode.find:(Ljava/lang/Object;II)Ljava/util/Map$Entry;
            areturn
         7: .line 258
      StackMap locals:
      StackMap stack:
            aload 6 /* entry */
            checkcast java.util.Map$Entry
            astore 7 /* e */
        start local 7 // java.util.Map$Entry e
         8: .line 259
            aload 0 /* this */
            aload 7 /* e */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.key:(Ljava/util/Map$Entry;)Ljava/lang/Object;
            astore 8 /* k */
        start local 8 // java.lang.Object k
         9: .line 260
            aload 8 /* k */
            aload 1 /* key */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 11
        10: .line 261
            aload 7 /* e */
            areturn
        11: .line 263
      StackMap locals: java.util.Map$Entry java.lang.Object
      StackMap stack:
            aconst_null
            areturn
        end local 8 // java.lang.Object k
        end local 7 // java.util.Map$Entry e
        end local 6 // java.lang.Object entry
        end local 5 // int index
        12: .line 267
      StackMap locals: com.oracle.truffle.object.TrieNode$BitmapNode java.lang.Object int int int
      StackMap stack:
            aconst_null
            areturn
        end local 4 // int bit
        end local 3 // int shift
        end local 2 // int hash
        end local 1 // java.lang.Object key
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   13     0   this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0   13     1    key  TK;
            0   13     2   hash  I
            0   13     3  shift  I
            1   13     4    bit  I
            3   12     5  index  I
            4   12     6  entry  Ljava/lang/Object;
            8   12     7      e  TE;
            9   12     8      k  TK;
    Signature: (TK;II)TE;
    MethodParameters:
       Name  Flags
      key    
      hash   
      shift  

  com.oracle.truffle.object.TrieNode<K, V, E> put(K, int, E, int);
    descriptor: (Ljava/lang/Object;ILjava/util/Map$Entry;I)Lcom/oracle/truffle/object/TrieNode;
    flags: (0x0000) 
    Code:
      stack=9, locals=12, args_size=5
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // java.lang.Object key
        start local 2 // int hash
        start local 3 // java.util.Map$Entry entry
        start local 4 // int shift
         0: .line 274
            iload 2 /* hash */
            iload 4 /* shift */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.bit:(II)I
            istore 5 /* bit */
        start local 5 // int bit
         1: .line 275
            aload 0 /* this */
            iload 5 /* bit */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.index:(I)I
            istore 6 /* index */
        start local 6 // int index
         2: .line 276
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 5 /* bit */
            iand
            ifeq 19
         3: .line 277
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 6 /* index */
            aaload
            astore 7 /* nodeOrEntry */
        start local 7 // java.lang.Object nodeOrEntry
         4: .line 278
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 5
            aload 7 /* nodeOrEntry */
            ifnonnull 5
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         5: .line 279
      StackMap locals: int int java.lang.Object
      StackMap stack:
            aload 7 /* nodeOrEntry */
            instanceof com.oracle.truffle.object.TrieNode
            ifeq 11
         6: .line 280
            aload 7 /* nodeOrEntry */
            checkcast com.oracle.truffle.object.TrieNode
            aload 1 /* key */
            iload 2 /* hash */
            aload 3 /* entry */
            iload 4 /* shift */
            iconst_5
            iadd
            invokevirtual com.oracle.truffle.object.TrieNode.put:(Ljava/lang/Object;ILjava/util/Map$Entry;I)Lcom/oracle/truffle/object/TrieNode;
            astore 8 /* newNode */
        start local 8 // com.oracle.truffle.object.TrieNode newNode
         7: .line 281
            aload 8 /* newNode */
            aload 7 /* nodeOrEntry */
            if_acmpne 9
         8: .line 282
            aload 0 /* this */
            areturn
         9: .line 284
      StackMap locals: com.oracle.truffle.object.TrieNode
      StackMap stack:
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 10
            aload 8 /* newNode */
            ifnonnull 10
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        10: .line 285
      StackMap locals:
      StackMap stack:
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 6 /* index */
            aload 8 /* newNode */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndSet:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
        end local 8 // com.oracle.truffle.object.TrieNode newNode
        11: .line 288
      StackMap locals:
      StackMap stack:
            aload 7 /* nodeOrEntry */
            checkcast java.util.Map$Entry
            astore 8 /* e */
        start local 8 // java.util.Map$Entry e
        12: .line 289
            aload 0 /* this */
            aload 8 /* e */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.key:(Ljava/util/Map$Entry;)Ljava/lang/Object;
            astore 9 /* k */
        start local 9 // java.lang.Object k
        13: .line 290
            aload 9 /* k */
            aload 1 /* key */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 15
        14: .line 291
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 6 /* index */
            aload 3 /* entry */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndSet:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
        15: .line 293
      StackMap locals: java.util.Map$Entry java.lang.Object
      StackMap stack:
            aload 0 /* this */
            aload 9 /* k */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.hash:(Ljava/lang/Object;)I
            istore 10 /* h */
        start local 10 // int h
        16: .line 294
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 17
            iload 10 /* h */
            iload 4 /* shift */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.bit:(II)I
            iload 2 /* hash */
            iload 4 /* shift */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.bit:(II)I
            if_icmpeq 17
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        17: .line 295
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            aload 9 /* k */
            iload 10 /* h */
            aload 8 /* e */
            aload 1 /* key */
            iload 2 /* hash */
            aload 3 /* entry */
            iload 4 /* shift */
            iconst_5
            iadd
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.combine:(Ljava/lang/Object;ILjava/util/Map$Entry;Ljava/lang/Object;ILjava/util/Map$Entry;I)Lcom/oracle/truffle/object/TrieNode;
            astore 11 /* newNode */
        start local 11 // com.oracle.truffle.object.TrieNode newNode
        18: .line 296
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 6 /* index */
            aload 11 /* newNode */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndSet:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
        end local 11 // com.oracle.truffle.object.TrieNode newNode
        end local 10 // int h
        end local 9 // java.lang.Object k
        end local 8 // java.util.Map$Entry e
        end local 7 // java.lang.Object nodeOrEntry
        19: .line 300
      StackMap locals: com.oracle.truffle.object.TrieNode$BitmapNode java.lang.Object int java.util.Map$Entry int int int
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 6 /* index */
            aload 3 /* entry */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndInsert:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            astore 7 /* newArray */
        start local 7 // java.lang.Object[] newArray
        20: .line 301
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 5 /* bit */
            ior
            aload 7 /* newArray */
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
        end local 7 // java.lang.Object[] newArray
        end local 6 // int index
        end local 5 // int bit
        end local 4 // int shift
        end local 3 // java.util.Map$Entry entry
        end local 2 // int hash
        end local 1 // java.lang.Object key
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   21     0         this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0   21     1          key  TK;
            0   21     2         hash  I
            0   21     3        entry  TE;
            0   21     4        shift  I
            1   21     5          bit  I
            2   21     6        index  I
            4   19     7  nodeOrEntry  Ljava/lang/Object;
            7   11     8      newNode  Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
           12   19     8            e  TE;
           13   19     9            k  TK;
           16   19    10            h  I
           18   19    11      newNode  Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
           20   21     7     newArray  [Ljava/lang/Object;
    Signature: (TK;ITE;I)Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
    MethodParameters:
       Name  Flags
      key    
      hash   
      entry  
      shift  

  com.oracle.truffle.object.TrieNode<K, V, E> remove(K, int, int);
    descriptor: (Ljava/lang/Object;II)Lcom/oracle/truffle/object/TrieNode;
    flags: (0x0000) 
    Code:
      stack=7, locals=9, args_size=4
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // java.lang.Object key
        start local 2 // int hash
        start local 3 // int shift
         0: .line 308
            iload 2 /* hash */
            iload 3 /* shift */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.bit:(II)I
            istore 4 /* bit */
        start local 4 // int bit
         1: .line 309
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 4 /* bit */
            iand
            ifeq 17
         2: .line 310
            aload 0 /* this */
            iload 4 /* bit */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.index:(I)I
            istore 5 /* index */
        start local 5 // int index
         3: .line 311
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 5 /* index */
            aaload
            astore 6 /* entry */
        start local 6 // java.lang.Object entry
         4: .line 312
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 5
            aload 6 /* entry */
            ifnonnull 5
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         5: .line 313
      StackMap locals: int int java.lang.Object
      StackMap stack:
            aload 6 /* entry */
            instanceof com.oracle.truffle.object.TrieNode
            ifeq 12
         6: .line 314
            aload 6 /* entry */
            checkcast com.oracle.truffle.object.TrieNode
            aload 1 /* key */
            iload 2 /* hash */
            iload 3 /* shift */
            iconst_5
            iadd
            invokevirtual com.oracle.truffle.object.TrieNode.remove:(Ljava/lang/Object;II)Lcom/oracle/truffle/object/TrieNode;
            astore 7 /* newNode */
        start local 7 // com.oracle.truffle.object.TrieNode newNode
         7: .line 315
            aload 7 /* newNode */
            aload 6 /* entry */
            if_acmpne 9
         8: .line 316
            aload 0 /* this */
            areturn
         9: .line 317
      StackMap locals: com.oracle.truffle.object.TrieNode
      StackMap stack:
            aload 7 /* newNode */
            invokevirtual com.oracle.truffle.object.TrieNode.isEmpty:()Z
            ifne 11
        10: .line 318
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 5 /* index */
            aload 0 /* this */
            aload 7 /* newNode */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.collapseSingletonNode:(Lcom/oracle/truffle/object/TrieNode;)Ljava/lang/Object;
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndSet:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
        11: .line 320
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 4 /* bit */
            iload 5 /* index */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.removeBitAndIndex:(II)Lcom/oracle/truffle/object/TrieNode;
            areturn
        end local 7 // com.oracle.truffle.object.TrieNode newNode
        12: .line 323
      StackMap locals:
      StackMap stack:
            aload 6 /* entry */
            checkcast java.util.Map$Entry
            astore 7 /* e */
        start local 7 // java.util.Map$Entry e
        13: .line 324
            aload 0 /* this */
            aload 7 /* e */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.key:(Ljava/util/Map$Entry;)Ljava/lang/Object;
            astore 8 /* k */
        start local 8 // java.lang.Object k
        14: .line 325
            aload 8 /* k */
            aload 1 /* key */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 16
        15: .line 326
            aload 0 /* this */
            iload 4 /* bit */
            iload 5 /* index */
            invokevirtual com.oracle.truffle.object.TrieNode$BitmapNode.removeBitAndIndex:(II)Lcom/oracle/truffle/object/TrieNode;
            areturn
        16: .line 328
      StackMap locals: java.util.Map$Entry java.lang.Object
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 8 // java.lang.Object k
        end local 7 // java.util.Map$Entry e
        end local 6 // java.lang.Object entry
        end local 5 // int index
        17: .line 332
      StackMap locals: com.oracle.truffle.object.TrieNode$BitmapNode java.lang.Object int int int
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 4 // int bit
        end local 3 // int shift
        end local 2 // int hash
        end local 1 // java.lang.Object key
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   18     0     this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0   18     1      key  TK;
            0   18     2     hash  I
            0   18     3    shift  I
            1   18     4      bit  I
            3   17     5    index  I
            4   17     6    entry  Ljava/lang/Object;
            7   12     7  newNode  Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
           13   17     7        e  TE;
           14   17     8        k  TK;
    Signature: (TK;II)Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
    MethodParameters:
       Name  Flags
      key    
      hash   
      shift  

  private com.oracle.truffle.object.TrieNode<K, V, E> removeBitAndIndex(int, int);
    descriptor: (II)Lcom/oracle/truffle/object/TrieNode;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // int bit
        start local 2 // int index
         0: .line 337
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            arraylength
            iconst_1
            if_icmple 2
         1: .line 338
            new com.oracle.truffle.object.TrieNode$BitmapNode
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.bitmap:I
            iload 1 /* bit */
            iconst_m1
            ixor
            iand
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iload 2 /* index */
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.copyAndRemove:([Ljava/lang/Object;I)[Ljava/lang/Object;
            invokespecial com.oracle.truffle.object.TrieNode$BitmapNode.<init>:(I[Ljava/lang/Object;)V
            areturn
         2: .line 340
      StackMap locals:
      StackMap stack:
            invokestatic com.oracle.truffle.object.TrieNode$BitmapNode.empty:()Lcom/oracle/truffle/object/TrieNode;
            areturn
        end local 2 // int index
        end local 1 // int bit
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0    3     1    bit  I
            0    3     2  index  I
    Signature: (II)Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
    MethodParameters:
       Name  Flags
      bit    
      index  

  private  collapseSingletonNode(com.oracle.truffle.object.TrieNode<K, V, E>);
    descriptor: (Lcom/oracle/truffle/object/TrieNode;)Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
        start local 1 // com.oracle.truffle.object.TrieNode node
         0: .line 345
            getstatic com.oracle.truffle.object.TrieNode$BitmapNode.$assertionsDisabled:Z
            ifne 1
            aload 1 /* node */
            invokevirtual com.oracle.truffle.object.TrieNode.isEmpty:()Z
            ifeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 347
      StackMap locals:
      StackMap stack:
            aload 1 /* node */
            instanceof com.oracle.truffle.object.TrieNode$BitmapNode
            ifeq 5
         2: .line 348
            aload 1 /* node */
            checkcast com.oracle.truffle.object.TrieNode$BitmapNode
            astore 2 /* bitmapNode */
        start local 2 // com.oracle.truffle.object.TrieNode$BitmapNode bitmapNode
         3: .line 349
            aload 2 /* bitmapNode */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            arraylength
            iconst_1
            if_icmpne 5
            aload 2 /* bitmapNode */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iconst_0
            aaload
            instanceof com.oracle.truffle.object.TrieNode
            ifne 5
         4: .line 350
            aload 2 /* bitmapNode */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            iconst_0
            aaload
            areturn
        end local 2 // com.oracle.truffle.object.TrieNode$BitmapNode bitmapNode
         5: .line 353
      StackMap locals:
      StackMap stack:
            aload 1 /* node */
            areturn
        end local 1 // com.oracle.truffle.object.TrieNode node
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    6     0        this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
            0    6     1        node  Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
            3    5     2  bitmapNode  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
    Signature: (Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;)Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      node  

  java.lang.Object[] entries();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
         0: .line 358
            aload 0 /* this */
            getfield com.oracle.truffle.object.TrieNode$BitmapNode.entries:[Ljava/lang/Object;
            areturn
        end local 0 // com.oracle.truffle.object.TrieNode$BitmapNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/object/TrieNode$BitmapNode<TK;TV;TE;>;
}
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;E::Ljava/util/Map$Entry<TK;TV;>;>Lcom/oracle/truffle/object/TrieNode<TK;TV;TE;>;
SourceFile: "TrieNode.java"
NestHost: com.oracle.truffle.object.TrieNode
InnerClasses:
  BitmapNode = com.oracle.truffle.object.TrieNode$BitmapNode of com.oracle.truffle.object.TrieNode
  public abstract Entry = java.util.Map$Entry of java.util.Map