   0  getfield_gc_f_pure %r1, FieldDescr<tuple2.item1> -> %f0
   5  -live- %f0, %r1
   8  goto_if_not_float_eq %f0, $0.0, L1
  13  getfield_gc_f_pure %r1, FieldDescr<tuple2.item0> -> %f0
  18  -live- %f0, %r1
  21  goto_if_not_float_eq %f0, $1.0, L2
  26  L3:
  26  getfield_gc_f_pure %r1, FieldDescr<tuple2.item0> -> %f0
  31  residual_call_irf_f $<* fn copysign>, I[], R[], F[$inf, %f0], <CallDescr(ff) EF=0> -> %f0
  41  getfield_gc_f_pure %r1, FieldDescr<tuple2.item1> -> %f1
  46  residual_call_irf_f $<* fn copysign>, I[], R[], F[$0.0, %f1], <CallDescr(ff) EF=0> -> %f1
  56  new <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab1afeba98> -> %r0
  60  setfield_gc_f %r0, %f0, FieldDescr<tuple2.item0>
  65  setfield_gc_f %r0, %f1, FieldDescr<tuple2.item1>
  70  ref_return %r0
  72  ---
  72  L2:
  72  -live- %f0, %r1
  75  goto_if_not_float_eq %f0, $-1.0, L4
  80  goto L3
  83  ---
  83  L4:
  83  L5:
  83  getfield_gc_f_pure %r1, FieldDescr<tuple2.item0> -> %f0
  88  getfield_gc_f_pure %r1, FieldDescr<tuple2.item1> -> %f1
  93  inline_call_irf_r <JitCode 'c_atanh'>, I[], R[], F[%f0, %f1] -> %r0
 102  -live- %r0
 105  ref_return %r0
 107  ---
 107  L1:
 107  goto L5
