https://www.graalvm.org/ 
final class com.oracle.truffle.nfi.NFISignature$SignatureCachedState
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.nfi.NFISignature$SignatureCachedState
  super_class: java.lang.Object
{
  final com.oracle.truffle.nfi.NFIType$TypeCachedState retType;
    descriptor: Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
    flags: (0x0010) ACC_FINAL

  final com.oracle.truffle.nfi.NFISignature$ArgsCachedState args;
    descriptor: Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
    flags: (0x0010) ACC_FINAL

  private com.oracle.truffle.api.CallTarget polymorphicSignatureCall;
    descriptor: Lcom/oracle/truffle/api/CallTarget;
    flags: (0x0002) ACC_PRIVATE

  private com.oracle.truffle.api.CallTarget polymorphicClosureCall;
    descriptor: Lcom/oracle/truffle/api/CallTarget;
    flags: (0x0002) ACC_PRIVATE

  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 161
            ldc Lcom/oracle/truffle/nfi/NFISignature;
            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.nfi.NFISignature$SignatureCachedState.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(com.oracle.truffle.nfi.NFIType$TypeCachedState, com.oracle.truffle.nfi.NFISignature$ArgsCachedState);
    descriptor: (Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
        start local 1 // com.oracle.truffle.nfi.NFIType$TypeCachedState retType
        start local 2 // com.oracle.truffle.nfi.NFISignature$ArgsCachedState args
         0: .line 169
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 170
            aload 0 /* this */
            aload 1 /* retType */
            putfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.retType:Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
         2: .line 171
            aload 0 /* this */
            aload 2 /* args */
            putfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.args:Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
         3: .line 172
            return
        end local 2 // com.oracle.truffle.nfi.NFISignature$ArgsCachedState args
        end local 1 // com.oracle.truffle.nfi.NFIType$TypeCachedState retType
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;
            0    4     1  retType  Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
            0    4     2     args  Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
    MethodParameters:
         Name  Flags
      retType  
      args     

  static com.oracle.truffle.nfi.NFISignature$SignatureCachedState create(com.oracle.truffle.nfi.NFISignature$SignatureBuilder);
    descriptor: (Lcom/oracle/truffle/nfi/NFISignature$SignatureBuilder;)Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureBuilder builder
         0: .line 175
            new com.oracle.truffle.nfi.NFISignature$SignatureCachedState
            dup
            aload 0 /* builder */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureBuilder.retTypeState:Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
            aload 0 /* builder */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureBuilder.argsState:Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
            invokespecial com.oracle.truffle.nfi.NFISignature$SignatureCachedState.<init>:(Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;)V
            areturn
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureBuilder builder
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  builder  Lcom/oracle/truffle/nfi/NFISignature$SignatureBuilder;
    MethodParameters:
         Name  Flags
      builder  

  com.oracle.truffle.nfi.CallSignatureNode createOptimizedSignatureCall();
    descriptor: ()Lcom/oracle/truffle/nfi/CallSignatureNode;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 179
            ldc "createOptimizedSignatureCall"
            invokestatic com.oracle.truffle.api.CompilerAsserts.neverPartOfCompilation:(Ljava/lang/String;)V
         1: .line 180
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.retType:Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.args:Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
            invokestatic com.oracle.truffle.nfi.CallSignatureNode.createOptimizedCall:(Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;)Lcom/oracle/truffle/nfi/CallSignatureNode;
            areturn
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;

  com.oracle.truffle.nfi.CallSignatureNode createOptimizedClosureCall();
    descriptor: ()Lcom/oracle/truffle/nfi/CallSignatureNode;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 184
            ldc "createOptimizedClosureCall"
            invokestatic com.oracle.truffle.api.CompilerAsserts.neverPartOfCompilation:(Ljava/lang/String;)V
         1: .line 185
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.retType:Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.args:Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;
            invokestatic com.oracle.truffle.nfi.CallSignatureNode.createOptimizedClosure:(Lcom/oracle/truffle/nfi/NFIType$TypeCachedState;Lcom/oracle/truffle/nfi/NFISignature$ArgsCachedState;)Lcom/oracle/truffle/nfi/CallSignatureNode;
            areturn
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;

  private synchronized void initPolymorphicSignatureCall();
    descriptor: ()V
    flags: (0x0022) ACC_PRIVATE, ACC_SYNCHRONIZED
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 190
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicSignatureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 4
         1: .line 191
            aload 0 /* this */
            invokevirtual com.oracle.truffle.nfi.NFISignature$SignatureCachedState.createOptimizedSignatureCall:()Lcom/oracle/truffle/nfi/CallSignatureNode;
            astore 1 /* call */
        start local 1 // com.oracle.truffle.nfi.CallSignatureNode call
         2: .line 192
            new com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode
            dup
            invokestatic com.oracle.truffle.nfi.NFILanguage.getCurrentLanguage:()Lcom/oracle/truffle/nfi/NFILanguage;
            aload 1 /* call */
            invokespecial com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode.<init>:(Lcom/oracle/truffle/nfi/NFILanguage;Lcom/oracle/truffle/nfi/CallSignatureNode;)V
            astore 2 /* rootNode */
        start local 2 // com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode rootNode
         3: .line 193
            aload 0 /* this */
            invokestatic com.oracle.truffle.api.Truffle.getRuntime:()Lcom/oracle/truffle/api/TruffleRuntime;
            aload 2 /* rootNode */
            invokeinterface com.oracle.truffle.api.TruffleRuntime.createCallTarget:(Lcom/oracle/truffle/api/nodes/RootNode;)Lcom/oracle/truffle/api/RootCallTarget;
            putfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicSignatureCall:Lcom/oracle/truffle/api/CallTarget;
        end local 2 // com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode rootNode
        end local 1 // com.oracle.truffle.nfi.CallSignatureNode call
         4: .line 195
      StackMap locals:
      StackMap stack:
            return
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    5     0      this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;
            2    4     1      call  Lcom/oracle/truffle/nfi/CallSignatureNode;
            3    4     2  rootNode  Lcom/oracle/truffle/nfi/CallSignatureNode$CallSignatureRootNode;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()

  com.oracle.truffle.api.CallTarget getPolymorphicSignatureCall();
    descriptor: ()Lcom/oracle/truffle/api/CallTarget;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 198
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicSignatureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 2
         1: .line 199
            aload 0 /* this */
            invokevirtual com.oracle.truffle.nfi.NFISignature$SignatureCachedState.initPolymorphicSignatureCall:()V
         2: .line 201
      StackMap locals:
      StackMap stack:
            getstatic com.oracle.truffle.nfi.NFISignature$SignatureCachedState.$assertionsDisabled:Z
            ifne 3
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicSignatureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 202
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicSignatureCall:Lcom/oracle/truffle/api/CallTarget;
            areturn
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;

  private synchronized void initPolymorphicClosureCall();
    descriptor: ()V
    flags: (0x0022) ACC_PRIVATE, ACC_SYNCHRONIZED
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 207
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicClosureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 4
         1: .line 208
            aload 0 /* this */
            invokevirtual com.oracle.truffle.nfi.NFISignature$SignatureCachedState.createOptimizedClosureCall:()Lcom/oracle/truffle/nfi/CallSignatureNode;
            astore 1 /* call */
        start local 1 // com.oracle.truffle.nfi.CallSignatureNode call
         2: .line 209
            new com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode
            dup
            invokestatic com.oracle.truffle.nfi.NFILanguage.getCurrentLanguage:()Lcom/oracle/truffle/nfi/NFILanguage;
            aload 1 /* call */
            invokespecial com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode.<init>:(Lcom/oracle/truffle/nfi/NFILanguage;Lcom/oracle/truffle/nfi/CallSignatureNode;)V
            astore 2 /* rootNode */
        start local 2 // com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode rootNode
         3: .line 210
            aload 0 /* this */
            invokestatic com.oracle.truffle.api.Truffle.getRuntime:()Lcom/oracle/truffle/api/TruffleRuntime;
            aload 2 /* rootNode */
            invokeinterface com.oracle.truffle.api.TruffleRuntime.createCallTarget:(Lcom/oracle/truffle/api/nodes/RootNode;)Lcom/oracle/truffle/api/RootCallTarget;
            putfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicClosureCall:Lcom/oracle/truffle/api/CallTarget;
        end local 2 // com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode rootNode
        end local 1 // com.oracle.truffle.nfi.CallSignatureNode call
         4: .line 212
      StackMap locals:
      StackMap stack:
            return
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    5     0      this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;
            2    4     1      call  Lcom/oracle/truffle/nfi/CallSignatureNode;
            3    4     2  rootNode  Lcom/oracle/truffle/nfi/CallSignatureNode$CallSignatureRootNode;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()

  com.oracle.truffle.api.CallTarget getPolymorphicClosureCall();
    descriptor: ()Lcom/oracle/truffle/api/CallTarget;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
         0: .line 215
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicClosureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 2
         1: .line 216
            aload 0 /* this */
            invokevirtual com.oracle.truffle.nfi.NFISignature$SignatureCachedState.initPolymorphicClosureCall:()V
         2: .line 218
      StackMap locals:
      StackMap stack:
            getstatic com.oracle.truffle.nfi.NFISignature$SignatureCachedState.$assertionsDisabled:Z
            ifne 3
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicClosureCall:Lcom/oracle/truffle/api/CallTarget;
            ifnonnull 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 219
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.nfi.NFISignature$SignatureCachedState.polymorphicClosureCall:Lcom/oracle/truffle/api/CallTarget;
            areturn
        end local 0 // com.oracle.truffle.nfi.NFISignature$SignatureCachedState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/nfi/NFISignature$SignatureCachedState;
}
SourceFile: "NFISignature.java"
NestHost: com.oracle.truffle.nfi.NFISignature
InnerClasses:
  public abstract TruffleBoundary = com.oracle.truffle.api.CompilerDirectives$TruffleBoundary of com.oracle.truffle.api.CompilerDirectives
  final CallSignatureRootNode = com.oracle.truffle.nfi.CallSignatureNode$CallSignatureRootNode of com.oracle.truffle.nfi.CallSignatureNode
  final ArgsCachedState = com.oracle.truffle.nfi.NFISignature$ArgsCachedState of com.oracle.truffle.nfi.NFISignature
  final SignatureBuilder = com.oracle.truffle.nfi.NFISignature$SignatureBuilder of com.oracle.truffle.nfi.NFISignature
  final SignatureCachedState = com.oracle.truffle.nfi.NFISignature$SignatureCachedState of com.oracle.truffle.nfi.NFISignature
  abstract TypeCachedState = com.oracle.truffle.nfi.NFIType$TypeCachedState of com.oracle.truffle.nfi.NFIType