   0  -live- %r1
   0  goto_if_not_ptr_nonzero %r1, L1
   4  ref_copy %r1 -> %r0
   7  -live- %r0, %r1
   7  guard_class %r1 -> %i0
  10  -live- %i0, %r0
  10  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  15  getfield_gc_r %r0, FieldDescr<pypy.module._lsprof.interp_lsprof.W_StatsEntry.inst_w_calls> -> %r0
  20  ref_return %r0
  22  ---
  22  L2:
  22  raise $<* struct object>
  24  ---
  24  L1:
  24  raise $<* struct object>
