https://www.graalvm.org/ 
public final class com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings extends com.oracle.truffle.js.runtime.builtins.JSNonProxy
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings
  super_class: com.oracle.truffle.js.runtime.builtins.JSNonProxy
{
  private static final com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings INSTANCE;
    descriptor: Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final com.oracle.truffle.js.builtins.JSBuiltinsContainer BUILTINS;
    descriptor: Lcom/oracle/truffle/js/builtins/JSBuiltinsContainer;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final java.lang.String CLASS_NAME;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "SharedMemMessaging"

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 65
            new com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings
            dup
            invokespecial com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings.<init>:()V
            putstatic com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings.INSTANCE:Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings;
         1: .line 67
            new com.oracle.truffle.trufflenode.threading.SharedMemMessagingBuiltins
            dup
            invokespecial com.oracle.truffle.trufflenode.threading.SharedMemMessagingBuiltins.<init>:()V
            putstatic com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings.BUILTINS:Lcom/oracle/truffle/js/builtins/JSBuiltinsContainer;
         2: .line 69
            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 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings this
         0: .line 71
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.runtime.builtins.JSNonProxy.<init>:()V
         1: .line 72
            return
        end local 0 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings;

  public static com.oracle.truffle.trufflenode.GraalJSAccess getApiField(com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance);
    descriptor: (Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings$Instance;)Lcom/oracle/truffle/trufflenode/GraalJSAccess;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance self
         0: .line 75
            aload 0 /* self */
            getfield com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance.graalJSAccess:Lcom/oracle/truffle/trufflenode/GraalJSAccess;
            areturn
        end local 0 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance self
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  self  Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings$Instance;
    MethodParameters:
      Name  Flags
      self  

  private static com.oracle.truffle.api.object.DynamicObject create(com.oracle.truffle.js.runtime.JSContext, com.oracle.truffle.trufflenode.GraalJSAccess);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/trufflenode/GraalJSAccess;)Lcom/oracle/truffle/api/object/DynamicObject;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // com.oracle.truffle.js.runtime.JSContext context
        start local 1 // com.oracle.truffle.trufflenode.GraalJSAccess graalJSAccess
         0: .line 80
            aload 0 /* context */
            getstatic com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings.INSTANCE:Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings;
            invokevirtual com.oracle.truffle.js.runtime.JSContext.makeEmptyShapeWithNullPrototype:(Lcom/oracle/truffle/js/runtime/builtins/JSClass;)Lcom/oracle/truffle/api/object/Shape;
            astore 2 /* shape */
        start local 2 // com.oracle.truffle.api.object.Shape shape
         1: .line 81
            new com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance
            dup
            aload 2 /* shape */
            aload 1 /* graalJSAccess */
            invokespecial com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance.<init>:(Lcom/oracle/truffle/api/object/Shape;Lcom/oracle/truffle/trufflenode/GraalJSAccess;)V
            astore 3 /* obj */
        start local 3 // com.oracle.truffle.api.object.DynamicObject obj
         2: .line 82
            aload 0 /* context */
            invokevirtual com.oracle.truffle.js.runtime.JSContext.getRealm:()Lcom/oracle/truffle/js/runtime/JSRealm;
            aload 3 /* obj */
            getstatic com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings.BUILTINS:Lcom/oracle/truffle/js/builtins/JSBuiltinsContainer;
            invokestatic com.oracle.truffle.js.runtime.objects.JSObjectUtil.putFunctionsFromContainer:(Lcom/oracle/truffle/js/runtime/JSRealm;Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/builtins/JSBuiltinsContainer;)V
         3: .line 83
            aload 3 /* obj */
            areturn
        end local 3 // com.oracle.truffle.api.object.DynamicObject obj
        end local 2 // com.oracle.truffle.api.object.Shape shape
        end local 1 // com.oracle.truffle.trufflenode.GraalJSAccess graalJSAccess
        end local 0 // com.oracle.truffle.js.runtime.JSContext context
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    4     0        context  Lcom/oracle/truffle/js/runtime/JSContext;
            0    4     1  graalJSAccess  Lcom/oracle/truffle/trufflenode/GraalJSAccess;
            1    4     2          shape  Lcom/oracle/truffle/api/object/Shape;
            2    4     3            obj  Lcom/oracle/truffle/api/object/DynamicObject;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()
    MethodParameters:
               Name  Flags
      context        
      graalJSAccess  

  public java.lang.String getClassName(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings this
        start local 1 // com.oracle.truffle.api.object.DynamicObject object
         0: .line 88
            ldc "SharedMemMessaging"
            areturn
        end local 1 // com.oracle.truffle.api.object.DynamicObject object
        end local 0 // com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/oracle/truffle/trufflenode/threading/SharedMemMessagingBindings;
            0    1     1  object  Lcom/oracle/truffle/api/object/DynamicObject;
    MethodParameters:
        Name  Flags
      object  

  public static java.lang.Object createInitFunction(com.oracle.truffle.trufflenode.GraalJSAccess, com.oracle.truffle.js.runtime.JSContext);
    descriptor: (Lcom/oracle/truffle/trufflenode/GraalJSAccess;Lcom/oracle/truffle/js/runtime/JSContext;)Ljava/lang/Object;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=5, args_size=2
        start local 0 // com.oracle.truffle.trufflenode.GraalJSAccess graalJSAccess
        start local 1 // com.oracle.truffle.js.runtime.JSContext context
         0: .line 93
            aload 1 /* context */
            invokevirtual com.oracle.truffle.js.runtime.JSContext.getRealm:()Lcom/oracle/truffle/js/runtime/JSRealm;
            astore 2 /* realm */
        start local 2 // com.oracle.truffle.js.runtime.JSRealm realm
         1: .line 96
            new com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$1
            dup
            aload 1 /* context */
            aload 0 /* graalJSAccess */
            invokespecial com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$1.<init>:(Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/trufflenode/GraalJSAccess;)V
            astore 3 /* wrapperNode */
        start local 3 // com.oracle.truffle.js.runtime.JavaScriptRootNode wrapperNode
         2: .line 102
            aload 1 /* context */
            invokestatic com.oracle.truffle.api.Truffle.getRuntime:()Lcom/oracle/truffle/api/TruffleRuntime;
            aload 3 /* wrapperNode */
            invokeinterface com.oracle.truffle.api.TruffleRuntime.createCallTarget:(Lcom/oracle/truffle/api/nodes/RootNode;)Lcom/oracle/truffle/api/RootCallTarget;
            iconst_2
            ldc "SharedMemMessagingInit"
            invokestatic com.oracle.truffle.js.runtime.builtins.JSFunctionData.createCallOnly:(Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/api/CallTarget;ILjava/lang/String;)Lcom/oracle/truffle/js/runtime/builtins/JSFunctionData;
            astore 4 /* functionData */
        start local 4 // com.oracle.truffle.js.runtime.builtins.JSFunctionData functionData
         3: .line 103
            aload 2 /* realm */
            aload 4 /* functionData */
            invokestatic com.oracle.truffle.js.runtime.builtins.JSFunction.create:(Lcom/oracle/truffle/js/runtime/JSRealm;Lcom/oracle/truffle/js/runtime/builtins/JSFunctionData;)Lcom/oracle/truffle/api/object/DynamicObject;
            areturn
        end local 4 // com.oracle.truffle.js.runtime.builtins.JSFunctionData functionData
        end local 3 // com.oracle.truffle.js.runtime.JavaScriptRootNode wrapperNode
        end local 2 // com.oracle.truffle.js.runtime.JSRealm realm
        end local 1 // com.oracle.truffle.js.runtime.JSContext context
        end local 0 // com.oracle.truffle.trufflenode.GraalJSAccess graalJSAccess
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    4     0  graalJSAccess  Lcom/oracle/truffle/trufflenode/GraalJSAccess;
            0    4     1        context  Lcom/oracle/truffle/js/runtime/JSContext;
            1    4     2          realm  Lcom/oracle/truffle/js/runtime/JSRealm;
            2    4     3    wrapperNode  Lcom/oracle/truffle/js/runtime/JavaScriptRootNode;
            3    4     4   functionData  Lcom/oracle/truffle/js/runtime/builtins/JSFunctionData;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()
    MethodParameters:
               Name  Flags
      graalJSAccess  
      context        
}
SourceFile: "SharedMemMessagingBindings.java"
NestMembers:
  com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$1  com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance
InnerClasses:
  public abstract TruffleBoundary = com.oracle.truffle.api.CompilerDirectives$TruffleBoundary of com.oracle.truffle.api.CompilerDirectives
  com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$1
  public final Instance = com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings$Instance of com.oracle.truffle.trufflenode.threading.SharedMemMessagingBindings