   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_immutable_unique_id> -> %i0
   8  -live- %i0, %r0
   8  int_guard_value %i0
  10  residual_call_r_r %i0, <IndirectCallTargets>, R[%r0], <CallDescr(r) EF=7> -> %r1
  17  -live- %r0, %r1
  17  -live- %r0, %r1
  17  goto_if_not_ptr_iszero %r1, L1
  21  residual_call_r_i $<* fn _ll_1_gc_id__pypy_interpreter_baseobjspace_W_RootPtr>, R[%r0], <CallDescr(r) EF=5> -> %i0
  28  -live- %i0
  28  residual_call_ir_r $<* fn fromrarith_int__r_uint>, I[%i0], R[], <CallDescr(i) EF=4> -> %r0
  36  -live- %r0
  36  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x10095226dd0> -> %r1
  40  setfield_gc_r %r1, %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num>
  45  ref_return %r1
  47  ---
  47  L1:
  47  ref_return %r1
