https://www.graalvm.org/ 
class org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics
  super_class: java.lang.Object
{
  private static final java.util.concurrent.ConcurrentHashMap<java.lang.String, org.graalvm.compiler.debug.CounterKey> counters;
    descriptor: Ljava/util/concurrent/ConcurrentHashMap;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/concurrent/ConcurrentHashMap<Ljava/lang/String;Lorg/graalvm/compiler/debug/CounterKey;>;

  private final java.lang.String suffix;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 120
            new java.util.concurrent.ConcurrentHashMap
            dup
            invokespecial java.util.concurrent.ConcurrentHashMap.<init>:()V
            putstatic org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics.counters:Ljava/util/concurrent/ConcurrentHashMap;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics this
        start local 1 // java.lang.String suffix
         0: .line 124
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 125
            aload 0 /* this */
            aload 1 /* suffix */
            putfield org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics.suffix:Ljava/lang/String;
         2: .line 126
            return
        end local 1 // java.lang.String suffix
        end local 0 // org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0    this  Lorg/graalvm/compiler/hotspot/sparc/SPARCHotSpotBackend$SizeEstimateStatistics;
            0    3     1  suffix  Ljava/lang/String;
    MethodParameters:
        Name  Flags
      suffix  

  public void add(java.lang.Class<?>, int, org.graalvm.compiler.debug.DebugContext);
    descriptor: (Ljava/lang/Class;ILorg/graalvm/compiler/debug/DebugContext;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=6, args_size=4
        start local 0 // org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics this
        start local 1 // java.lang.Class c
        start local 2 // int count
        start local 3 // org.graalvm.compiler.debug.DebugContext debug
         0: .line 129
            new java.lang.StringBuilder
            dup
            ldc Lorg/graalvm/compiler/hotspot/sparc/SPARCHotSpotBackend$SizeEstimateStatistics;
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "_"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 1 /* c */
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics.suffix:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 4 /* name */
        start local 4 // java.lang.String name
         1: .line 130
            getstatic org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics.counters:Ljava/util/concurrent/ConcurrentHashMap;
            aload 4 /* name */
            invokedynamic apply()Ljava/util/function/Function;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;)Ljava/lang/Object;
                  org/graalvm/compiler/hotspot/sparc/SPARCHotSpotBackend$SizeEstimateStatistics.lambda$0(Ljava/lang/String;)Lorg/graalvm/compiler/debug/CounterKey; (6)
                  (Ljava/lang/String;)Lorg/graalvm/compiler/debug/CounterKey;
            invokevirtual java.util.concurrent.ConcurrentHashMap.computeIfAbsent:(Ljava/lang/Object;Ljava/util/function/Function;)Ljava/lang/Object;
            checkcast org.graalvm.compiler.debug.CounterKey
            astore 5 /* m */
        start local 5 // org.graalvm.compiler.debug.CounterKey m
         2: .line 131
            aload 5 /* m */
            aload 3 /* debug */
            iload 2 /* count */
            i2l
            invokeinterface org.graalvm.compiler.debug.CounterKey.add:(Lorg/graalvm/compiler/debug/DebugContext;J)V
         3: .line 132
            return
        end local 5 // org.graalvm.compiler.debug.CounterKey m
        end local 4 // java.lang.String name
        end local 3 // org.graalvm.compiler.debug.DebugContext debug
        end local 2 // int count
        end local 1 // java.lang.Class c
        end local 0 // org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lorg/graalvm/compiler/hotspot/sparc/SPARCHotSpotBackend$SizeEstimateStatistics;
            0    4     1      c  Ljava/lang/Class<*>;
            0    4     2  count  I
            0    4     3  debug  Lorg/graalvm/compiler/debug/DebugContext;
            1    4     4   name  Ljava/lang/String;
            2    4     5      m  Lorg/graalvm/compiler/debug/CounterKey;
    Signature: (Ljava/lang/Class<*>;ILorg/graalvm/compiler/debug/DebugContext;)V
    MethodParameters:
       Name  Flags
      c      
      count  
      debug  

  private static org.graalvm.compiler.debug.CounterKey lambda$0(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/graalvm/compiler/debug/CounterKey;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.lang.String n
         0: .line 130
            aload 0 /* n */
            invokestatic org.graalvm.compiler.debug.DebugContext.counter:(Ljava/lang/CharSequence;)Lorg/graalvm/compiler/debug/CounterKey;
            areturn
        end local 0 // java.lang.String n
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0     n  Ljava/lang/String;
}
SourceFile: "SPARCHotSpotBackend.java"
NestHost: org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles
  private SizeEstimateStatistics = org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend$SizeEstimateStatistics of org.graalvm.compiler.hotspot.sparc.SPARCHotSpotBackend