(64) = get_velem(vs2,i); let product : bits (8) = x[ 7.. 0]; let s1 : bits (8) = gfmul(s0, 0x9) ^ gfmul(s1, 0xE) ^ gfmul(s1, 0x9) ^ gfmul(s3, 0xB); let b3 : bits (64) = get_velem(vs2,i); let product : bits (8) = (s0) ^ xt2(s1) ^ xt3(s2) ^ (s3); let b1 : bits (8) = gfmul(s0, 0xD) ^ gfmul(s1, 0xB) ^ gfmul(s2, 0xB) ^ gfmul(s1, 0x9) ^ gfmul(s1,
bauble