   0  inline_call_r_i <JitCode 'do_unpack_fastpath__rpython_rlib_rstruct_runpack_ReaderForPos0'>, R[%r0] -> %i0
   6  -live- %i0, %r0
   9  catch_exception L1
  12  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_value>
  17  void_return
  18  ---
  18  L1:
  18  goto_if_exception_mismatch $<* struct object_vtable>, L2
  22  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_mr> -> %r1
  27  getfield_gc_i %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
  32  int_add %i0, $1 -> %i1
  36  getfield_gc_i %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_length> -> %i2
  41  -live- %i0, %i1, %i2, %r0, %r1
  44  goto_if_not_int_le %i1, %i2, L3
  49  int_add %i0, $1 -> %i1
  53  setfield_gc_i %r1, %i1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos>
  58  getfield_gc_r %r1, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputbuf> -> %r1
  63  inline_call_ir_r <JitCode 'StringBuffer.getslice'>, I[%i0, $1, $1], R[%r1] -> %r1
  73  -live- %r0, %r1
  76  strgetitem %r1, $0 -> %i0
  80  -live- %i0, %r0
  83  goto_if_not_int_ge %i0, $128, L4
  88  int_sub %i0, $256 -> %i0
  92  L5:
  92  int_or %i0, $0 -> %i0
  96  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_value>
 101  void_return
 102  ---
 102  L4:
 102  goto L5
 105  ---
 105  L3:
 105  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa54ba55c8> -> %r1
 109  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<rpython.rlib.rstruct.error.StructError.inst_msg>
 114  assert_not_none %r1
 116  -live- %r1
 119  raise %r1
 121  ---
 121  L2:
 121  reraise
