   0  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf> -> %r1
   5  -live- %r0, %r1
   8  goto_if_not_ptr_nonzero %r1, L1
  12  strlen %r1 -> %i0
  15  -live- %i0, %r0, %r1
  18  goto_if_not_int_is_true %i0, L2
  22  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_do_seek> -> %r2
  27  getfield_gc_i %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos> -> %i0
  32  strlen %r1 -> %i1
  35  int_sub %i0, %i1 -> %i0
  39  -live- %i0, %r0, %r2
  42  guard_class %r2 -> %i1
  45  getfield_raw_i %i1, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_seek> -> %i1
  50  -live- %i0, %i1, %r0, %r2
  53  int_guard_value %i1
  55  residual_call_ir_v %i1, <IndirectCallTargets>, I[%i0, $1], R[%r2], <CallDescr(rii) EF=7>
  64  -live- %r0
  67  catch_exception L3
  70  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf>
  75  setfield_gc_i %r0, $0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos>
  80  void_return
  81  ---
  81  L3:
  81  goto_if_exception_mismatch $<* struct object_vtable>, L4
  85  void_return
  86  ---
  86  L4:
  86  goto_if_exception_mismatch $<* struct object_vtable>, L5
  90  void_return
  91  ---
  91  L5:
  91  reraise
  92  ---
  92  L2:
  92  void_return
  93  ---
  93  L1:
  93  void_return
