https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode extends com.oracle.truffle.js.nodes.JavaScriptBaseNode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptBaseNode
{
  public static final int READABLE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 1

  public static final int MODIFIABLE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 2

  public static final int INSERTABLE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 4

  public static final int REMOVABLE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 8

  public static final int WRITABLE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 6

  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 58
            ldc Lcom/oracle/truffle/js/nodes/interop/ArrayElementInfoNode;
            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.js.nodes.interop.ArrayElementInfoNode.$assertionsDisabled:Z
         3: .line 63
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
         0: .line 65
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptBaseNode.<init>:()V
         1: .line 66
            return
        end local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/js/nodes/interop/ArrayElementInfoNode;

  public abstract com.oracle.truffle.api.utilities.TriState execute(com.oracle.truffle.js.runtime.builtins.JSArrayBase, long, int);
    descriptor: (Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)Lcom/oracle/truffle/api/utilities/TriState;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
          Name  Flags
      receiver  
      index     
      query     

  public final boolean executeBoolean(com.oracle.truffle.js.runtime.builtins.JSArrayBase, long, int);
    descriptor: (Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
        start local 1 // com.oracle.truffle.js.runtime.builtins.JSArrayBase receiver
        start local 2 // long index
        start local 4 // int query
         0: .line 79
            aload 0 /* this */
            aload 1 /* receiver */
            lload 2 /* index */
            iload 4 /* query */
            invokevirtual com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode.execute:(Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)Lcom/oracle/truffle/api/utilities/TriState;
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            if_acmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 4 // int query
        end local 2 // long index
        end local 1 // com.oracle.truffle.js.runtime.builtins.JSArrayBase receiver
        end local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lcom/oracle/truffle/js/nodes/interop/ArrayElementInfoNode;
            0    2     1  receiver  Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;
            0    2     2     index  J
            0    2     4     query  I
    MethodParameters:
          Name  Flags
      receiver  
      index     
      query     

  public final void executeCheck(com.oracle.truffle.js.runtime.builtins.JSArrayBase, long, int);
    descriptor: (Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=5, locals=6, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
        start local 1 // com.oracle.truffle.js.runtime.builtins.JSArrayBase receiver
        start local 2 // long index
        start local 4 // int query
         0: .line 83
            aload 0 /* this */
            aload 1 /* receiver */
            lload 2 /* index */
            iload 4 /* query */
            invokevirtual com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode.execute:(Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)Lcom/oracle/truffle/api/utilities/TriState;
            astore 5 /* result */
        start local 5 // com.oracle.truffle.api.utilities.TriState result
         1: .line 84
            aload 5 /* result */
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            if_acmpeq 5
         2: .line 85
            aload 5 /* result */
            getstatic com.oracle.truffle.api.utilities.TriState.UNDEFINED:Lcom/oracle/truffle/api/utilities/TriState;
            if_acmpne 4
         3: .line 86
            invokestatic com.oracle.truffle.api.interop.UnsupportedMessageException.create:()Lcom/oracle/truffle/api/interop/UnsupportedMessageException;
            athrow
         4: .line 88
      StackMap locals: com.oracle.truffle.api.utilities.TriState
      StackMap stack:
            lload 2 /* index */
            invokestatic com.oracle.truffle.api.interop.InvalidArrayIndexException.create:(J)Lcom/oracle/truffle/api/interop/InvalidArrayIndexException;
            athrow
         5: .line 91
      StackMap locals:
      StackMap stack:
            return
        end local 5 // com.oracle.truffle.api.utilities.TriState result
        end local 4 // int query
        end local 2 // long index
        end local 1 // com.oracle.truffle.js.runtime.builtins.JSArrayBase receiver
        end local 0 // com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Lcom/oracle/truffle/js/nodes/interop/ArrayElementInfoNode;
            0    6     1  receiver  Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;
            0    6     2     index  J
            0    6     4     query  I
            1    6     5    result  Lcom/oracle/truffle/api/utilities/TriState;
    Exceptions:
      throws com.oracle.truffle.api.interop.UnsupportedMessageException, com.oracle.truffle.api.interop.InvalidArrayIndexException
    MethodParameters:
          Name  Flags
      receiver  
      index     
      query     

  static com.oracle.truffle.api.utilities.TriState doCached(com.oracle.truffle.js.runtime.builtins.JSArrayBase, long, int, com.oracle.truffle.js.runtime.array.ScriptArray);
    descriptor: (Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JILcom/oracle/truffle/js/runtime/array/ScriptArray;)Lcom/oracle/truffle/api/utilities/TriState;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=5, args_size=4
        start local 0 // com.oracle.truffle.js.runtime.builtins.JSArrayBase target
        start local 1 // long index
        start local 3 // int query
        start local 4 // com.oracle.truffle.js.runtime.array.ScriptArray arrayType
         0: .line 96
            iload 3 /* query */
            bipush 14
            iand
            ifeq 3
         1: .line 97
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isFrozen:()Z
            ifeq 3
         2: .line 99
            getstatic com.oracle.truffle.api.utilities.TriState.UNDEFINED:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
         3: .line 102
      StackMap locals:
      StackMap stack:
            lload 1 /* index */
            lconst_0
            lcmp
            iflt 12
            lload 1 /* index */
            aload 4 /* arrayType */
            aload 0 /* target */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.length:(Lcom/oracle/truffle/api/object/DynamicObject;)J
            lcmp
            ifge 12
         4: .line 103
            iload 3 /* query */
            iconst_1
            iand
            ifeq 6
         5: .line 104
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
         6: .line 106
      StackMap locals:
      StackMap stack:
            iload 3 /* query */
            iconst_2
            iand
            ifeq 9
         7: .line 107
            getstatic com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode.$assertionsDisabled:Z
            ifne 8
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isFrozen:()Z
            ifeq 8
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         8: .line 108
      StackMap locals:
      StackMap stack:
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
         9: .line 110
      StackMap locals:
      StackMap stack:
            iload 3 /* query */
            bipush 8
            iand
            ifeq 11
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isSealed:()Z
            ifne 11
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isLengthNotWritable:()Z
            ifne 11
        10: .line 111
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
        11: .line 113
      StackMap locals:
      StackMap stack:
            getstatic com.oracle.truffle.api.utilities.TriState.FALSE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
        12: .line 115
      StackMap locals:
      StackMap stack:
            iload 3 /* query */
            iconst_4
            iand
            ifeq 14
            lload 1 /* index */
            invokestatic com.oracle.truffle.js.runtime.JSRuntime.isArrayIndex:(J)Z
            ifeq 14
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isSealed:()Z
            ifne 14
            aload 4 /* arrayType */
            invokevirtual com.oracle.truffle.js.runtime.array.ScriptArray.isLengthNotWritable:()Z
            ifne 14
        13: .line 116
            getstatic com.oracle.truffle.api.utilities.TriState.TRUE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
        14: .line 118
      StackMap locals:
      StackMap stack:
            getstatic com.oracle.truffle.api.utilities.TriState.FALSE:Lcom/oracle/truffle/api/utilities/TriState;
            areturn
        end local 4 // com.oracle.truffle.js.runtime.array.ScriptArray arrayType
        end local 3 // int query
        end local 1 // long index
        end local 0 // com.oracle.truffle.js.runtime.builtins.JSArrayBase target
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   15     0     target  Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;
            0   15     1      index  J
            0   15     3      query  I
            0   15     4  arrayType  Lcom/oracle/truffle/js/runtime/array/ScriptArray;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"arrayType.isInstance(target.getArrayType())"}, limit = "5")
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
      2:
      3:
        com.oracle.truffle.api.dsl.Cached(value = "target.getArrayType()")
    MethodParameters:
           Name  Flags
      target     
      index      
      query      
      arrayType  

  static com.oracle.truffle.api.utilities.TriState doUncached(com.oracle.truffle.js.runtime.builtins.JSArrayBase, long, int);
    descriptor: (Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JI)Lcom/oracle/truffle/api/utilities/TriState;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=5, locals=4, args_size=3
        start local 0 // com.oracle.truffle.js.runtime.builtins.JSArrayBase target
        start local 1 // long index
        start local 3 // int query
         0: .line 124
            aload 0 /* target */
            lload 1 /* index */
            iload 3 /* query */
            aload 0 /* target */
            invokevirtual com.oracle.truffle.js.runtime.builtins.JSArrayBase.getArrayType:()Lcom/oracle/truffle/js/runtime/array/ScriptArray;
            invokestatic com.oracle.truffle.js.nodes.interop.ArrayElementInfoNode.doCached:(Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;JILcom/oracle/truffle/js/runtime/array/ScriptArray;)Lcom/oracle/truffle/api/utilities/TriState;
            areturn
        end local 3 // int query
        end local 1 // long index
        end local 0 // com.oracle.truffle.js.runtime.builtins.JSArrayBase target
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0  target  Lcom/oracle/truffle/js/runtime/builtins/JSArrayBase;
            0    1     1   index  J
            0    1     3   query  I
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(replaces = {"doCached"})
    MethodParameters:
        Name  Flags
      target  
      index   
      query   
}
SourceFile: "ArrayElementInfoNode.java"
    RuntimeInvisibleAnnotations: 
      com.oracle.truffle.api.dsl.GenerateUncached()