v1 = 00000000000000000000000000001010
x1 = 11111111111111111111111111110101

v2 = 00000000000000000000000000001010
x2 = 00000000000000000000000000101000
x4 = 11111111111111111111111111010110

rw = 00000000000000000000000001010100

rw = 00000000000000000000000100000000

rw = 00000000000000000000001010110000