test_xorx_1:
  #_ REGISTER_IN r4 0xFFFF0000
  #_ REGISTER_IN r5 0x0000FFFF
  xor. r3, r4, r5
  blr
  #_ REGISTER_OUT r3 0xFFFFFFFF
  #_ REGISTER_OUT r4 0xFFFF0000
  #_ REGISTER_OUT r5 0x0000FFFF

test_xorx_2:
  #_ REGISTER_IN r4 0xAAAAAAAA
  #_ REGISTER_IN r5 0x55555555
  xor. r3, r4, r5
  blr
  #_ REGISTER_OUT r3 0xFFFFFFFF
  #_ REGISTER_OUT r4 0xAAAAAAAA
  #_ REGISTER_OUT r5 0x55555555

test_xorx_3:
  #_ REGISTER_IN r4 0x12345678
  #_ REGISTER_IN r5 0x12345678
  xor. r3, r4, r5
  blr
  #_ REGISTER_OUT r3 0x00000000
  #_ REGISTER_OUT r4 0x12345678
  #_ REGISTER_OUT r5 0x12345678

test_xorx_4:
  #_ REGISTER_IN r4 0xFFFFFFFF
  #_ REGISTER_IN r5 0x00000000
  xor. r3, r4, r5
  blr
  #_ REGISTER_OUT r3 0xFFFFFFFF
  #_ REGISTER_OUT r4 0xFFFFFFFF
  #_ REGISTER_OUT r5 0x00000000
