   0  getfield_gc_r $<* struct rpython.rlib.streamio.BufferingInputStream>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf> -> %r0
   5  -live- %i0, %r0
   8  goto_if_not_ptr_nonzero %r0, L1
  12  strlen %r0 -> %i1
  15  -live- %i0, %i1, %r0
  18  goto_if_not_int_is_true %i1, L2
  22  getfield_gc_r $<* struct rpython.rlib.streamio.BufferingInputStream>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_do_seek> -> %r1
  27  getfield_gc_i $<* struct rpython.rlib.streamio.BufferingInputStream>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos> -> %i1
  32  strlen %r0 -> %i2
  35  int_sub %i1, %i2 -> %i1
  39  -live- %i0, %i1, %r1
  42  guard_class %r1 -> %i2
  45  getfield_raw_i %i2, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_seek> -> %i2
  50  -live- %i0, %i1, %i2, %r1
  53  int_guard_value %i2
  55  residual_call_ir_v %i2, <IndirectCallTargets>, I[%i1, $1], R[%r1], <CallDescr(rii) EF=7>
  64  -live- %i0
  67  catch_exception L3
  70  setfield_gc_r $<* struct rpython.rlib.streamio.BufferingInputStream>, $<* struct rpy_string>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf>
  75  setfield_gc_i $<* struct rpython.rlib.streamio.BufferingInputStream>, $0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos>
  80  L4:
  80  getfield_gc_r $<* struct rpython.rlib.streamio.BufferingInputStream>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_base> -> %r0
  85  -live- %i0, %r0
  88  guard_class %r0 -> %i1
  91  getfield_raw_i %i1, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_truncate> -> %i1
  96  -live- %i0, %i1, %r0
  99  int_guard_value %i1
 101  residual_call_ir_v %i1, <IndirectCallTargets>, I[%i0], R[%r0], <CallDescr(ri) EF=7>
 109  -live-
 112  void_return
 113  ---
 113  L3:
 113  goto_if_exception_mismatch $<* struct object_vtable>, L5
 117  goto L4
 120  ---
 120  L5:
 120  goto_if_exception_mismatch $<* struct object_vtable>, L6
 124  goto L4
 127  ---
 127  L6:
 127  reraise
 128  ---
 128  L2:
 128  goto L4
 131  ---
 131  L1:
 131  goto L4
