   0  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_do_tell> -> %r1
   5  -live- %r0, %r1
   5  guard_class %r1 -> %i0
   8  getfield_raw_i %i0, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_tell> -> %i0
  13  -live- %i0, %r0, %r1
  13  int_guard_value %i0
  15  residual_call_r_i %i0, <IndirectCallTargets>, R[%r1], <CallDescr(r) EF=7> -> %i2
  22  -live- %i2, %r0
  22  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf> -> %r1
  27  strlen %r1 -> %i0
  30  getfield_gc_i %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos> -> %i1
  35  int_sub %i0, %i1 -> %i0
  39  -live- %i0, %i2, %r0
  39  goto_if_not_int_lt %i2, %i0, L1
  44  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf>
  49  setfield_gc_i %r0, $0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos>
  54  int_copy $0 -> %i0
  57  L2:
  57  int_sub %i2, %i0 -> %i0
  61  int_return %i0
  63  ---
  63  L1:
  63  goto L2
