https://www.graalvm.org/ 
class org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 extends org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize
  minor version: 0
  major version: 59
  flags: flags: (0x4020) ACC_SUPER, ACC_ANNOTATION
  this_class: org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4
  super_class: org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize
{
  void <init>(java.lang.String, int, int, jdk.vm.ci.amd64.AMD64Kind);
    descriptor: (Ljava/lang/String;IILjdk/vm/ci/amd64/AMD64Kind;)V
    flags: (0x0000) 
    Code:
      stack=5, locals=5, args_size=5
        start local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
        start local 3 // int $anonymous0
        start local 4 // jdk.vm.ci.amd64.AMD64Kind $anonymous1
         0: .line 128
            aload 0 /* this */
            aload 1
            iload 2
            iload 3 /* $anonymous0 */
            aload 4 /* $anonymous1 */
            invokespecial org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize.<init>:(Ljava/lang/String;IILjdk/vm/ci/amd64/AMD64Kind;)V
            return
        end local 4 // jdk.vm.ci.amd64.AMD64Kind $anonymous1
        end local 3 // int $anonymous0
        end local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lorg/graalvm/compiler/asm/amd64/AMD64BaseAssembler$OperandSize$4;
            0    1     3  $anonymous0  I
            0    1     4  $anonymous1  Ljdk/vm/ci/amd64/AMD64Kind;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  
      $anonymous0    
      $anonymous1    

  protected void emitImmediate(org.graalvm.compiler.asm.amd64.AMD64BaseAssembler, int);
    descriptor: (Lorg/graalvm/compiler/asm/amd64/AMD64BaseAssembler;I)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
        start local 1 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler asm
        start local 2 // int imm
         0: .line 131
            aload 1 /* asm */
            iload 2 /* imm */
            invokevirtual org.graalvm.compiler.asm.amd64.AMD64BaseAssembler.emitInt:(I)V
         1: .line 132
            return
        end local 2 // int imm
        end local 1 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler asm
        end local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/graalvm/compiler/asm/amd64/AMD64BaseAssembler$OperandSize$4;
            0    2     1   asm  Lorg/graalvm/compiler/asm/amd64/AMD64BaseAssembler;
            0    2     2   imm  I
    MethodParameters:
      Name  Flags
      asm   
      imm   

  protected int immediateSize();
    descriptor: ()I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
         0: .line 136
            iconst_4
            ireturn
        end local 0 // org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/asm/amd64/AMD64BaseAssembler$OperandSize$4;
}
SourceFile: "AMD64BaseAssembler.java"
EnclosingMethod: org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize
NestHost: org.graalvm.compiler.asm.amd64.AMD64BaseAssembler
InnerClasses:
  public OperandSize = org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize of org.graalvm.compiler.asm.amd64.AMD64BaseAssembler
  org.graalvm.compiler.asm.amd64.AMD64BaseAssembler$OperandSize$4