   0  getfield_gc_r %r0, FieldDescr<pypy.objspace.std.formatting.StringFormatter.inst_fmt> -> %r1
   5  ref_isconstant %r1 -> %i0
   8  -live- %i0, %r0
  11  goto_if_not %i0, L1
  15  inline_call_r_r <JitCode 'format__v367___simple_call__function_f'>, R[%r0] -> %r0
  21  -live- %r0
  24  ref_return %r0
  26  ---
  26  L1:
  26  residual_call_r_r $<* fn format_trampoline__v542___simple_call__function_f>, R[%r0], <CallDescr(r) EF=7> -> %r0
  33  -live- %r0
  36  ref_return %r0
