   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_user_overridden_class> -> %i0
  11  -live- %i0, %r0
  14  goto_if_not %i0, L1
  18  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  20  ---
  20  L1:
  20  -live- %r0
  23  guard_class %r0 -> %i0
  26  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_bigint_w> -> %i0
  31  -live- %i0, %r0
  34  switch %i0, <SwitchDictDescr 2:L2, 3:L3>
  38  unreachable
  39  ---
  39  L2:
  39  -live- %r0
  42  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num> -> %r0
  47  L4:
  47  residual_call_ir_r $<* fn rbigint.lshift>, I[$4], R[%r0], <CallDescr(ri) EF=4> -> %r0
  56  -live- %r0
  59  residual_call_ir_r $<* fn rbigint.int_or_>, I[$3], R[%r0], <CallDescr(ri) EF=4> -> %r0
  68  -live- %r0
  71  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000555aaf7e01a8> -> %r1
  75  setfield_gc_r %r1, %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num>
  80  ref_return %r1
  82  ---
  82  L3:
  82  -live- %r0
  85  inline_call_ir_r <JitCode 'W_Root.bigint_w'>, I[$True], R[%r0] -> %r0
  93  -live- %r0
  96  goto L4
