https://www.graalvm.org/ 
public interface org.graalvm.compiler.asm.amd64.AMD64Assembler$CodePatchShifter
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.graalvm.compiler.asm.amd64.AMD64Assembler$CodePatchShifter
  super_class: java.lang.Object
{
  public abstract void shift(int, int);
    descriptor: (II)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
              Name  Flags
      pos           
      bytesToShift  
}
SourceFile: "AMD64Assembler.java"
NestHost: org.graalvm.compiler.asm.amd64.AMD64Assembler
InnerClasses:
  public abstract CodePatchShifter = org.graalvm.compiler.asm.amd64.AMD64Assembler$CodePatchShifter of org.graalvm.compiler.asm.amd64.AMD64Assembler