   0  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_mr> -> %r0
   5  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputbuf> -> %r1
  10  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i1
  15  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
  20  int_add %i0, $1 -> %i0
  24  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_length> -> %i2
  29  -live- %i0, %i1, %i2, %r0, %r1
  29  goto_if_not_int_le %i0, %i2, L1
  34  int_and %i1, $0 -> %i0
  38  -live- %i0, %i1, %r0, %r1
  38  goto_if_not_int_is_true %i0, L2
  42  raise $<* struct object>
  44  ---
  44  L2:
  44  getfield_gc_r_pure %r1, FieldDescr<rpython.rlib.buffer.StringBuffer.inst_value> -> %r1
  49  int_add %i1, $0 -> %i0
  53  gc_load_indexed_i %r1, %i0, $<ItemOffset <Char> 1>, $< <FieldOffset <GcStruct rpy_string { hash, chars }> 'chars'> + < ArrayItemsOffset <Array of Char {'immutable': True, 'extra_item_after_alloc': 1} > > >, $<ItemOffset <SIGNEDCHAR> -1> -> %i3
  60  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
  65  int_add %i0, $1 -> %i1
  69  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_length> -> %i2
  74  -live- %i0, %i1, %i2, %i3, %r0
  74  goto_if_not_int_le %i1, %i2, L3
  79  int_add %i0, $1 -> %i0
  83  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos>
  88  int_return %i3
  90  ---
  90  L3:
  90  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab2d4aa330> -> %r0
  94  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<rpython.rlib.rstruct.error.StructError.inst_msg>
  99  assert_not_none %r0
 101  -live- %r0
 101  guard_class %r0 -> %i0
 104  -live- %r0
 104  raise %r0
 106  ---
 106  L1:
 106  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
 111  int_add %i0, $1 -> %i1
 115  getfield_gc_i %r0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_length> -> %i2
 120  -live- %i0, %i1, %i2, %r0
 120  goto_if_not_int_le %i1, %i2, L4
 125  int_add %i0, $1 -> %i0
 129  setfield_gc_i %r0, %i0, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos>
 134  raise $<* struct object>
 136  ---
 136  L4:
 136  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab2d4aa330> -> %r0
 140  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<rpython.rlib.rstruct.error.StructError.inst_msg>
 145  assert_not_none %r0
 147  -live- %r0
 147  guard_class %r0 -> %i0
 150  -live- %r0
 150  raise %r0
