   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  -live- %i0, %r0
   3  int_guard_value %i0
   5  -live- %r0
   5  guard_class %r0 -> %i0
   8  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_getclass> -> %i0
  13  getfield_raw_i %i0, FieldDescr<specfunc.variant0> -> %i0
  18  -live- %i0, %r0
  18  int_guard_value %i0
  20  residual_call_r_r %i0, <IndirectCallTargets>, R[%r0], <CallDescr(r) EF=2> -> %r1
  27  -live- %r0, %r1
  27  inline_call_r_i <JitCode 'W_Root.is_w'>, R[$<* struct pypy.interpreter.baseobjspace.W_Root>, %r1] -> %i0
  34  -live- %i0, %r0
  34  -live- %i0, %r0
  34  goto_if_not %i0, L1
  38  ref_return %r0
  40  ---
  40  L1:
  40  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num> -> %r1
  45  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000000176b975c8> -> %r0
  49  setfield_gc_r %r0, %r1, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num>
  54  ref_return %r0
