   0  getfield_gc_i %r0, FieldDescr<rpython.rlib.streamio.DiskFile.inst_fd> -> %i0
   5  inline_call_ir_i <JitCode 'lseek'>, I[%i0, $0, $1], R[] -> %i0
  14  -live- %i0
  17  int_return %i0
