https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.cast.JSToDoubleNode 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.cast.JSToDoubleNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptBaseNode
{
  private com.oracle.truffle.js.nodes.cast.JSToDoubleNode toDoubleNode;
    descriptor: Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
    flags: (0x0002) ACC_PRIVATE
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
         0: .line 57
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptBaseNode.<init>:()V
            return
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;

  public abstract java.lang.Object execute(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
       Name  Flags
      value  

  public abstract double executeDouble(java.lang.Object);
    descriptor: (Ljava/lang/Object;)D
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
       Name  Flags
      value  

  public static com.oracle.truffle.js.nodes.cast.JSToDoubleNode create();
    descriptor: ()Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 66
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tJSToDoubleNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected static double doInteger(int);
    descriptor: (I)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // int value
         0: .line 71
            iload 0 /* value */
            i2d
            dreturn
        end local 0 // int value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  I
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
       Name  Flags
      value  

  protected static double doBoolean(boolean);
    descriptor: (Z)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // boolean value
         0: .line 76
            iload 0 /* value */
            invokestatic com.oracle.truffle.js.runtime.JSRuntime.booleanToNumber:(Z)I
            i2d
            dreturn
        end local 0 // boolean value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  Z
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
       Name  Flags
      value  

  protected static double doDouble(double);
    descriptor: (D)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // double value
         0: .line 81
            dload 0 /* value */
            dreturn
        end local 0 // double value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  D
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
       Name  Flags
      value  

  protected final double doBigInt(com.oracle.truffle.js.runtime.BigInt);
    descriptor: (Lcom/oracle/truffle/js/runtime/BigInt;)D
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
        start local 1 // com.oracle.truffle.js.runtime.BigInt value
         0: .line 86
            aload 0 /* this */
            invokestatic com.oracle.truffle.js.runtime.Errors.createTypeErrorCannotConvertBigIntToNumber:(Lcom/oracle/truffle/api/nodes/Node;)Lcom/oracle/truffle/js/runtime/JSException;
            athrow
        end local 1 // com.oracle.truffle.js.runtime.BigInt value
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            0    1     1  value  Lcom/oracle/truffle/js/runtime/BigInt;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
       Name  Flags
      value  

  protected static double doNull(java.lang.Object);
    descriptor: (Ljava/lang/Object;)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.Object value
         0: .line 91
            dconst_0
            dreturn
        end local 0 // java.lang.Object value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSNull(value)"})
    MethodParameters:
       Name  Flags
      value  

  protected static double doUndefined(java.lang.Object);
    descriptor: (Ljava/lang/Object;)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.Object value
         0: .line 96
            ldc NaN
            dreturn
        end local 0 // java.lang.Object value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isUndefined(value)"})
    MethodParameters:
       Name  Flags
      value  

  protected static double doStringDouble(java.lang.String, com.oracle.truffle.js.nodes.cast.JSStringToNumberNode);
    descriptor: (Ljava/lang/String;Lcom/oracle/truffle/js/nodes/cast/JSStringToNumberNode;)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.lang.String value
        start local 1 // com.oracle.truffle.js.nodes.cast.JSStringToNumberNode stringToNumberNode
         0: .line 102
            aload 1 /* stringToNumberNode */
            aload 0 /* value */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSStringToNumberNode.executeString:(Ljava/lang/String;)D
            dreturn
        end local 1 // com.oracle.truffle.js.nodes.cast.JSStringToNumberNode stringToNumberNode
        end local 0 // java.lang.String value
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0    1     0               value  Ljava/lang/String;
            0    1     1  stringToNumberNode  Lcom/oracle/truffle/js/nodes/cast/JSStringToNumberNode;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.dsl.Cached(value = "create()")
    MethodParameters:
                    Name  Flags
      value               
      stringToNumberNode  

  protected double doJSObject(com.oracle.truffle.api.object.DynamicObject, com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/nodes/cast/JSToPrimitiveNode;)D
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject value
        start local 2 // com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode toPrimitiveNode
         0: .line 108
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToDoubleNode.getToDoubleNode:()Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            aload 2 /* toPrimitiveNode */
            aload 1 /* value */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode.execute:(Ljava/lang/Object;)Ljava/lang/Object;
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToDoubleNode.executeDouble:(Ljava/lang/Object;)D
            dreturn
        end local 2 // com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode toPrimitiveNode
        end local 1 // com.oracle.truffle.api.object.DynamicObject value
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            0    1     1            value  Lcom/oracle/truffle/api/object/DynamicObject;
            0    1     2  toPrimitiveNode  Lcom/oracle/truffle/js/nodes/cast/JSToPrimitiveNode;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSObject(value)"})
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.dsl.Cached(value = "createHintNumber()")
    MethodParameters:
                 Name  Flags
      value            
      toPrimitiveNode  

  protected final double doSymbol(com.oracle.truffle.js.runtime.Symbol);
    descriptor: (Lcom/oracle/truffle/js/runtime/Symbol;)D
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
        start local 1 // com.oracle.truffle.js.runtime.Symbol value
         0: .line 113
            ldc "a Symbol value"
            aload 0 /* this */
            invokestatic com.oracle.truffle.js.runtime.Errors.createTypeErrorCannotConvertToNumber:(Ljava/lang/String;Lcom/oracle/truffle/api/nodes/Node;)Lcom/oracle/truffle/js/runtime/JSException;
            athrow
        end local 1 // com.oracle.truffle.js.runtime.Symbol value
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            0    1     1  value  Lcom/oracle/truffle/js/runtime/Symbol;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
       Name  Flags
      value  

  protected double doForeignObject(java.lang.Object, com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode);
    descriptor: (Ljava/lang/Object;Lcom/oracle/truffle/js/nodes/cast/JSToPrimitiveNode;)D
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
        start local 1 // java.lang.Object object
        start local 2 // com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode toPrimitiveNode
         0: .line 119
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToDoubleNode.getToDoubleNode:()Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            aload 2 /* toPrimitiveNode */
            aload 1 /* object */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode.execute:(Ljava/lang/Object;)Ljava/lang/Object;
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToDoubleNode.executeDouble:(Ljava/lang/Object;)D
            dreturn
        end local 2 // com.oracle.truffle.js.nodes.cast.JSToPrimitiveNode toPrimitiveNode
        end local 1 // java.lang.Object object
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            0    1     1           object  Ljava/lang/Object;
            0    1     2  toPrimitiveNode  Lcom/oracle/truffle/js/nodes/cast/JSToPrimitiveNode;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isForeignObject(object)"})
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.dsl.Cached(value = "createHintNumber()")
    MethodParameters:
                 Name  Flags
      object           
      toPrimitiveNode  

  private com.oracle.truffle.js.nodes.cast.JSToDoubleNode getToDoubleNode();
    descriptor: ()Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
         0: .line 123
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.cast.JSToDoubleNode.toDoubleNode:Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            ifnonnull 3
         1: .line 124
            invokestatic com.oracle.truffle.api.CompilerDirectives.transferToInterpreterAndInvalidate:()V
         2: .line 125
            aload 0 /* this */
            aload 0 /* this */
            invokestatic com.oracle.truffle.js.nodes.cast.JSToDoubleNode.create:()Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToDoubleNode.insert:(Lcom/oracle/truffle/api/nodes/Node;)Lcom/oracle/truffle/api/nodes/Node;
            checkcast com.oracle.truffle.js.nodes.cast.JSToDoubleNode
            putfield com.oracle.truffle.js.nodes.cast.JSToDoubleNode.toDoubleNode:Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
         3: .line 127
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.cast.JSToDoubleNode.toDoubleNode:Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;
            areturn
        end local 0 // com.oracle.truffle.js.nodes.cast.JSToDoubleNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/js/nodes/cast/JSToDoubleNode;

  protected static double doJavaNumber(java.lang.Object);
    descriptor: (Ljava/lang/Object;)D
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.Object value
         0: .line 132
            aload 0 /* value */
            checkcast java.lang.Number
            invokestatic com.oracle.truffle.js.runtime.JSRuntime.doubleValue:(Ljava/lang/Number;)D
            dreturn
        end local 0 // java.lang.Object value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  value  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJavaNumber(value)"})
    MethodParameters:
       Name  Flags
      value  
}
SourceFile: "JSToDoubleNode.java"
InnerClasses:
  public abstract Child = com.oracle.truffle.api.nodes.Node$Child of com.oracle.truffle.api.nodes.Node