   0  inline_call_r_i <JitCode 'do_unpack_fastpath__rpython_rlib_rstruct_runpack_ReaderForPos0'>, R[%r0] -> %i0
   6  -live- %i0, %r0
   6  catch_exception L1
   9  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_value>
  14  void_return
  15  ---
  15  L1:
  15  goto_if_exception_mismatch $<* struct object_vtable>, L2
  19  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_mr> -> %r1
  24  getfield_gc_i %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
  29  int_add %i0, $1 -> %i1
  33  int_add %i0, $1 -> %i2
  37  getfield_gc_i %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_length> -> %i3
  42  -live- %i0, %i1, %i2, %i3, %r0, %r1
  42  goto_if_not_int_le %i2, %i3, L3
  47  int_add %i0, $1 -> %i2
  51  setfield_gc_i %r1, %i2, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos>
  56  getfield_gc_r %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputbuf> -> %r1
  61  inline_call_ir_r <JitCode 'StringBuffer.getslice'>, I[%i0, %i1, $1, $1], R[%r1] -> %r1
  72  -live- %r0, %r1
  72  strgetitem %r1, $0 -> %i0
  76  -live- %i0, %r0
  76  goto_if_not_int_ge %i0, $128, L4
  81  int_sub %i0, $256 -> %i0
  85  L5:
  85  int_or %i0, $0 -> %i0
  89  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_value>
  94  void_return
  95  ---
  95  L4:
  95  goto L5
  98  ---
  98  L3:
  98  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000000004054dc90> -> %r1
 102  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<rpython.rlib.rstruct.error.StructError.inst_msg>
 107  assert_not_none %r1
 109  -live- %r1
 109  guard_class %r1 -> %i0
 112  -live- %r1
 112  raise %r1
 114  ---
 114  L2:
 114  reraise
