   0  getfield_gc_i_pure %r0, FieldDescr<tuple2.item0> -> %i0
   5  cast_singlefloat_to_float %i0 -> %f0
   8  getfield_gc_i_pure %r0, FieldDescr<tuple2.item1> -> %i0
  13  cast_singlefloat_to_float %i0 -> %f1
  16  new <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x00005609355d22f8> -> %r0
  20  setfield_gc_f %r0, %f0, FieldDescr<tuple2.item0>
  25  setfield_gc_f %r0, %f1, FieldDescr<tuple2.item1>
  30  ref_return %r0
