   0  inline_call_r_r <JitCode 'ObjSpace.bytes0_w'>, R[%r1] -> %r1
   6  -live- %r0, %r1
   9  residual_call_r_r $<* fn descr_new_zipimporter>, R[%r0, %r1], <CallDescr(rr) EF=7> -> %r0
  17  -live- %r0
  20  ref_return %r0
