test_vrefp_1:
  #_ REGISTER_IN v4 [3F800000, 40000000, 40400000, 40800000]
  vrefp v5, v4
  blr
  #_ REGISTER_OUT v4 [3F800000, 40000000, 40400000, 40800000]
  #_ REGISTER_OUT v5 [3F800000, 3F000000, 3EAAAAAB, 3E800000]

test_vrefp_2:
  #_ REGISTER_IN v4 [40A00000, 40C00000, 40E00000, 41000000]
  vrefp v5, v4
  blr
  #_ REGISTER_OUT v4 [40A00000, 40C00000, 40E00000, 41000000]
  #_ REGISTER_OUT v5 [3E4CCCCD, 3E2AAAAB, 3E124925, 3E000000]

test_vrefp_3:
  #_ REGISTER_IN v4 [3F000000, 3E800000, 3E000000, 3D800000]
  vrefp v5, v4
  blr
  #_ REGISTER_OUT v4 [3F000000, 3E800000, 3E000000, 3D800000]
  #_ REGISTER_OUT v5 [40000000, 40800000, 41000000, 41800000]

test_vrefp_4:
  #_ REGISTER_IN v4 [BF800000, C0000000, C0400000, C0800000]
  vrefp v5, v4
  blr
  #_ REGISTER_OUT v4 [BF800000, C0000000, C0400000, C0800000]
  #_ REGISTER_OUT v5 [BF800000, BF000000, BEAAAAAB, BE800000]

test_vrefp_5:
  #_ REGISTER_IN v4 [42C80000, 43480000, 43960000, 44160000]
  vrefp v5, v4
  blr
  #_ REGISTER_OUT v4 [42C80000, 43480000, 43960000, 44160000]
  #_ REGISTER_OUT v5 [3C23D70A, 3BA3D70A, 3B5A740E, 3ADA740E]