   0  residual_call_ir_r $<* fn _read_n>, I[$4], R[%r0], <CallDescr(ri) EF=7> -> %r0
   9  -live- %r0
  12  inline_call_r_i <JitCode '_get_long'>, R[%r0] -> %i0
  18  -live- %i0
  21  int_return %i0
