https://www.graalvm.org/ 
public class com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode extends com.oracle.truffle.js.nodes.function.NewTargetRootNode
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode
  super_class: com.oracle.truffle.js.nodes.function.NewTargetRootNode
{
  private final boolean construct;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(com.oracle.truffle.js.lang.JavaScriptLanguage, com.oracle.truffle.api.CallTarget, boolean);
    descriptor: (Lcom/oracle/truffle/js/lang/JavaScriptLanguage;Lcom/oracle/truffle/api/CallTarget;Z)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
        start local 1 // com.oracle.truffle.js.lang.JavaScriptLanguage lang
        start local 2 // com.oracle.truffle.api.CallTarget callTarget
        start local 3 // boolean construct
         0: .line 128
            aload 0 /* this */
            aload 1 /* lang */
            aload 2 /* callTarget */
            invokespecial com.oracle.truffle.js.nodes.function.NewTargetRootNode.<init>:(Lcom/oracle/truffle/js/lang/JavaScriptLanguage;Lcom/oracle/truffle/api/CallTarget;)V
         1: .line 129
            aload 0 /* this */
            iload 3 /* construct */
            putfield com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.construct:Z
         2: .line 130
            return
        end local 3 // boolean construct
        end local 2 // com.oracle.truffle.api.CallTarget callTarget
        end local 1 // com.oracle.truffle.js.lang.JavaScriptLanguage lang
        end local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0        this  Lcom/oracle/truffle/js/nodes/function/NewTargetRootNode$InsertNewTargetRootNode;
            0    3     1        lang  Lcom/oracle/truffle/js/lang/JavaScriptLanguage;
            0    3     2  callTarget  Lcom/oracle/truffle/api/CallTarget;
            0    3     3   construct  Z
    MethodParameters:
            Name  Flags
      lang        
      callTarget  
      construct   

  private static java.lang.Object[] copyAndInsertArgument(java.lang.Object[], int, java.lang.Object);
    descriptor: ([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=6, locals=4, args_size=3
        start local 0 // java.lang.Object[] arguments
        start local 1 // int insertPosition
        start local 2 // java.lang.Object newTarget
         0: .line 134
            aload 0 /* arguments */
            arraylength
            iconst_1
            iadd
            anewarray java.lang.Object
            astore 3 /* newArguments */
        start local 3 // java.lang.Object[] newArguments
         1: .line 135
            aload 0 /* arguments */
            iconst_0
            aload 3 /* newArguments */
            iconst_0
            iload 1 /* insertPosition */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         2: .line 136
            aload 3 /* newArguments */
            iload 1 /* insertPosition */
            aload 2 /* newTarget */
            aastore
         3: .line 137
            aload 0 /* arguments */
            iload 1 /* insertPosition */
            aload 3 /* newArguments */
            iload 1 /* insertPosition */
            iconst_1
            iadd
            aload 0 /* arguments */
            arraylength
            iload 1 /* insertPosition */
            isub
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         4: .line 138
            aload 3 /* newArguments */
            areturn
        end local 3 // java.lang.Object[] newArguments
        end local 2 // java.lang.Object newTarget
        end local 1 // int insertPosition
        end local 0 // java.lang.Object[] arguments
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    5     0       arguments  [Ljava/lang/Object;
            0    5     1  insertPosition  I
            0    5     2       newTarget  Ljava/lang/Object;
            1    5     3    newArguments  [Ljava/lang/Object;
    MethodParameters:
                Name  Flags
      arguments       
      insertPosition  
      newTarget       

  protected java.lang.Object doCall(com.oracle.truffle.api.frame.VirtualFrame);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=5, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
        start local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
         0: .line 143
            aload 1 /* frame */
            invokeinterface com.oracle.truffle.api.frame.VirtualFrame.getArguments:()[Ljava/lang/Object;
            astore 2 /* arguments */
        start local 2 // java.lang.Object[] arguments
         1: .line 144
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.construct:Z
            ifeq 2
            aload 1 /* frame */
            invokeinterface com.oracle.truffle.api.frame.VirtualFrame.getArguments:()[Ljava/lang/Object;
            invokestatic com.oracle.truffle.js.runtime.JSArguments.getFunctionObject:([Ljava/lang/Object;)Ljava/lang/Object;
            goto 3
      StackMap locals: java.lang.Object[]
      StackMap stack:
         2: getstatic com.oracle.truffle.js.runtime.objects.Undefined.instance:Lcom/oracle/truffle/js/runtime/objects/JSDynamicObject;
      StackMap locals:
      StackMap stack: java.lang.Object
         3: astore 3 /* newTarget */
        start local 3 // java.lang.Object newTarget
         4: .line 145
            aload 2 /* arguments */
            iconst_2
            aload 3 /* newTarget */
            invokestatic com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.copyAndInsertArgument:([Ljava/lang/Object;ILjava/lang/Object;)[Ljava/lang/Object;
            astore 4 /* newArguments */
        start local 4 // java.lang.Object[] newArguments
         5: .line 146
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.callNode:Lcom/oracle/truffle/api/nodes/DirectCallNode;
            aload 4 /* newArguments */
            invokevirtual com.oracle.truffle.api.nodes.DirectCallNode.call:([Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 4 // java.lang.Object[] newArguments
        end local 3 // java.lang.Object newTarget
        end local 2 // java.lang.Object[] arguments
        end local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        end local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    6     0          this  Lcom/oracle/truffle/js/nodes/function/NewTargetRootNode$InsertNewTargetRootNode;
            0    6     1         frame  Lcom/oracle/truffle/api/frame/VirtualFrame;
            1    6     2     arguments  [Ljava/lang/Object;
            4    6     3     newTarget  Ljava/lang/Object;
            5    6     4  newArguments  [Ljava/lang/Object;
    MethodParameters:
       Name  Flags
      frame  

  protected com.oracle.truffle.js.runtime.JavaScriptRootNode cloneUninitialized();
    descriptor: ()Lcom/oracle/truffle/js/runtime/JavaScriptRootNode;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
         0: .line 151
            new com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode
            dup
            aload 0 /* this */
            ldc Lcom/oracle/truffle/js/lang/JavaScriptLanguage;
            invokevirtual com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.lookupLanguageReference:(Ljava/lang/Class;)Lcom/oracle/truffle/api/TruffleLanguage$LanguageReference;
            invokevirtual com.oracle.truffle.api.TruffleLanguage$LanguageReference.get:()Lcom/oracle/truffle/api/TruffleLanguage;
            checkcast com.oracle.truffle.js.lang.JavaScriptLanguage
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.callTarget:Lcom/oracle/truffle/api/CallTarget;
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.construct:Z
            invokespecial com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.<init>:(Lcom/oracle/truffle/js/lang/JavaScriptLanguage;Lcom/oracle/truffle/api/CallTarget;Z)V
            areturn
        end local 0 // com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/function/NewTargetRootNode$InsertNewTargetRootNode;

  protected com.oracle.truffle.api.nodes.RootNode cloneUninitialized();
    descriptor: ()Lcom/oracle/truffle/api/nodes/RootNode;
    flags: (0x1044) ACC_PROTECTED, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode.cloneUninitialized:()Lcom/oracle/truffle/js/runtime/JavaScriptRootNode;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "NewTargetRootNode.java"
NestHost: com.oracle.truffle.js.nodes.function.NewTargetRootNode
InnerClasses:
  public abstract LanguageReference = com.oracle.truffle.api.TruffleLanguage$LanguageReference of com.oracle.truffle.api.TruffleLanguage
  public InsertNewTargetRootNode = com.oracle.truffle.js.nodes.function.NewTargetRootNode$InsertNewTargetRootNode of com.oracle.truffle.js.nodes.function.NewTargetRootNode