https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode 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.access.ArrayBufferViewGetByteLengthNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptBaseNode
{
  private final com.oracle.truffle.js.runtime.JSContext context;
    descriptor: Lcom/oracle/truffle/js/runtime/JSContext;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(com.oracle.truffle.js.runtime.JSContext);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.js.runtime.JSContext context
         0: .line 60
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptBaseNode.<init>:()V
         1: .line 61
            aload 0 /* this */
            aload 1 /* context */
            putfield com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
         2: .line 62
            return
        end local 1 // com.oracle.truffle.js.runtime.JSContext context
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    3     1  context  Lcom/oracle/truffle/js/runtime/JSContext;
    MethodParameters:
         Name  Flags
      context  

  public abstract int executeInt(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      obj   

  public static com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode create(com.oracle.truffle.js.runtime.JSContext);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;)Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
         0: .line 67
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tArrayBufferViewGetByteLengthNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
         Name  Flags
      context  

  protected int getByteLengthDetached(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject obj
         0: .line 72
            iconst_0
            ireturn
        end local 1 // com.oracle.truffle.api.object.DynamicObject obj
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    1     1   obj  Lcom/oracle/truffle/api/object/DynamicObject;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSArrayBufferView(obj)", "hasDetachedBuffer(obj)"})
    MethodParameters:
      Name  Flags
      obj   

  protected int getByteLength(com.oracle.truffle.api.object.DynamicObject, com.oracle.truffle.js.runtime.array.TypedArray);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/runtime/array/TypedArray;)I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject obj
        start local 2 // com.oracle.truffle.js.runtime.array.TypedArray cachedArray
         0: .line 78
            aload 2 /* cachedArray */
            aload 1 /* obj */
            invokevirtual com.oracle.truffle.js.runtime.array.TypedArray.lengthInt:(Lcom/oracle/truffle/api/object/DynamicObject;)I
            aload 2 /* cachedArray */
            invokevirtual com.oracle.truffle.js.runtime.array.TypedArray.bytesPerElement:()I
            imul
            ireturn
        end local 2 // com.oracle.truffle.js.runtime.array.TypedArray cachedArray
        end local 1 // com.oracle.truffle.api.object.DynamicObject obj
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    1     1          obj  Lcom/oracle/truffle/api/object/DynamicObject;
            0    1     2  cachedArray  Lcom/oracle/truffle/js/runtime/array/TypedArray;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSArrayBufferView(obj)", "!hasDetachedBuffer(obj)", "cachedArray == getArrayType(obj)"})
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.dsl.Cached(value = "getArrayType(obj)")
    MethodParameters:
             Name  Flags
      obj          
      cachedArray  

  protected int getByteLengthOverLimit(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject obj
         0: .line 83
            aload 1 /* obj */
            invokestatic com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode.getArrayType:(Lcom/oracle/truffle/api/object/DynamicObject;)Lcom/oracle/truffle/js/runtime/array/TypedArray;
            astore 2 /* typedArray */
        start local 2 // com.oracle.truffle.js.runtime.array.TypedArray typedArray
         1: .line 84
            aload 2 /* typedArray */
            aload 1 /* obj */
            invokevirtual com.oracle.truffle.js.runtime.array.TypedArray.lengthInt:(Lcom/oracle/truffle/api/object/DynamicObject;)I
            aload 2 /* typedArray */
            invokevirtual com.oracle.truffle.js.runtime.array.TypedArray.bytesPerElement:()I
            imul
            ireturn
        end local 2 // com.oracle.truffle.js.runtime.array.TypedArray typedArray
        end local 1 // com.oracle.truffle.api.object.DynamicObject obj
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    2     0        this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    2     1         obj  Lcom/oracle/truffle/api/object/DynamicObject;
            1    2     2  typedArray  Lcom/oracle/truffle/js/runtime/array/TypedArray;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSArrayBufferView(obj)", "!hasDetachedBuffer(obj)"}, replaces = {"getByteLength"})
    MethodParameters:
      Name  Flags
      obj   

  protected int getByteLengthNoObj(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject obj
         0: .line 89
            invokestatic com.oracle.truffle.js.runtime.Errors.createTypeErrorArrayBufferViewExpected:()Lcom/oracle/truffle/js/runtime/JSException;
            athrow
        end local 1 // com.oracle.truffle.api.object.DynamicObject obj
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    1     1   obj  Lcom/oracle/truffle/api/object/DynamicObject;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"!isJSArrayBufferView(obj)"})
    MethodParameters:
      Name  Flags
      obj   

  protected static com.oracle.truffle.js.runtime.array.TypedArray getArrayType(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)Lcom/oracle/truffle/js/runtime/array/TypedArray;
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.object.DynamicObject obj
         0: .line 93
            aload 0 /* obj */
            invokestatic com.oracle.truffle.js.runtime.builtins.JSArrayBufferView.typedArrayGetArrayType:(Lcom/oracle/truffle/api/object/DynamicObject;)Lcom/oracle/truffle/js/runtime/array/TypedArray;
            areturn
        end local 0 // com.oracle.truffle.api.object.DynamicObject obj
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   obj  Lcom/oracle/truffle/api/object/DynamicObject;
    MethodParameters:
      Name  Flags
      obj   

  protected boolean hasDetachedBuffer(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject object
         0: .line 97
            aload 1 /* object */
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
            invokestatic com.oracle.truffle.js.runtime.builtins.JSArrayBufferView.hasDetachedBuffer:(Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/runtime/JSContext;)Z
            ireturn
        end local 1 // com.oracle.truffle.api.object.DynamicObject object
        end local 0 // com.oracle.truffle.js.nodes.access.ArrayBufferViewGetByteLengthNode this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/oracle/truffle/js/nodes/access/ArrayBufferViewGetByteLengthNode;
            0    1     1  object  Lcom/oracle/truffle/api/object/DynamicObject;
    MethodParameters:
        Name  Flags
      object  
}
SourceFile: "ArrayBufferViewGetByteLengthNode.java"