test_vrsqrtefp128_exact_xenia_lowering:
  #_ REGISTER_IN v3 [3F800000, 40800000, 3E800000, 41800000]
  vrsqrtefp128 v4, v3
  blr
  #_ REGISTER_OUT v3 [3F800000, 40800000, 3E800000, 41800000]
  #_ REGISTER_OUT v4 [3F800000, 3F000000, 40000000, 3E800000]