test_fabsx_1:
  #_ REGISTER_IN f4 [3FF0000000000000]
  fabs. f3, f4
  blr
  #_ REGISTER_OUT f3 [3FF0000000000000]
  #_ REGISTER_OUT f4 [3FF0000000000000]

test_fabsx_2:
  #_ REGISTER_IN f4 [BFF0000000000000]
  fabs. f3, f4
  blr
  #_ REGISTER_OUT f3 [3FF0000000000000]
  #_ REGISTER_OUT f4 [BFF0000000000000]

test_fabsx_3:
  #_ REGISTER_IN f4 [8000000000000000]
  fabs. f3, f4
  blr
  #_ REGISTER_OUT f3 [0000000000000000]
  #_ REGISTER_OUT f4 [8000000000000000]

test_fabsx_4:
  #_ REGISTER_IN f4 [C005000000000000]
  fabs. f3, f4
  blr
  #_ REGISTER_OUT f3 [4005000000000000]
  #_ REGISTER_OUT f4 [C005000000000000]