   0  getfield_gc_r %r0, FieldDescr<pypy.objspace.std.formatting.StringFormatter.inst_fmt> -> %r1
   5  ref_isconstant %r1 -> %i0
   8  -live- %i0, %r0
   8  goto_if_not %i0, L1
  12  inline_call_r_r <JitCode 'format__v805___simple_call__function_f'>, R[%r0] -> %r0
  18  -live- %r0
  18  ref_return %r0
  20  ---
  20  L1:
  20  residual_call_r_r $<* fn format_trampoline__v988___simple_call__function_f>, R[%r0], <CallDescr(r) EF=7> -> %r0
  27  -live- %r0
  27  ref_return %r0
