   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_uint_w> -> %i0
   8  inline_call_ir_i <JitCode 'dispatcher'>, I[%i0], R[%r0] -> %i0
  16  -live- %i0
  16  int_return %i0
