   0  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_mr> -> %r2
   5  getfield_gc_r %r2, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_input> -> %r1
  10  getfield_gc_i %r2, FieldDescr<rpython.rlib.rstruct.runpack.MasterReader.inst_inputpos> -> %i0
  15  -live- %i0, %r0, %r1
  15  goto_if_not_ptr_iszero %r1, L1
  19  raise $<* struct object>
  21  ---
  21  L1:
  21  residual_call_ir_i $<* fn ll_int_py_mod_nonnegargs__Signed_Signed>, I[%i0, $1], R[], <CallDescr(ii) EF=0 OS_INT_PY_MOD> -> %i1
  30  -live- %i0, %i1, %r0, %r1
  30  goto_if_not_int_is_true %i1, L2
  34  raise $<* struct object>
  36  ---
  36  L2:
  36  getfield_gc_r %r0, FieldDescr<rpython.rlib.rstruct.runpack.ReaderForPos0.inst_mr> -> %r2
  41  inline_call_ir_r <JitCode 'MasterReader.read'>, I[$1], R[%r2] -> %r2
  49  -live- %i0, %r1
  49  gc_load_indexed_i %r1, %i0, $<ItemOffset <Char> 1>, $< <FieldOffset <GcStruct rpy_string { hash, chars }> 'chars'> + < ArrayItemsOffset <Array of Char > > >, $<ItemOffset <SIGNEDCHAR> -1> -> %i0
  56  int_return %i0
