interestingValues() { got := fieldFromMontgomery(fieldMontgomeryAddMu(a.m, b.m, c.m, d.m)) exp := uint32((uint64(a.v)*uint64(b.v) + uint64(c.v)*uint64(d.v)) % q) if got != exp { t.Fatalf("%d + %d * %d = %d, expected %d", a.v, b.v, c.v, got, exp) } } } } } } func BitRev8(n uint8) uint8 { var r uint8 r |= n >> 7 & 0b0000_0001 r |= n >> 5 & 0b0000_0010 r |= n >> 3 & 0b0000_0100 r |= n >> 1 & 0b0000_1000 r |= n << 1 & 0b0001_0000 r |= n << 3 & 0b0010_0000 r |= n << 5 & 0b0100_0000 r |= n << 7 & 0b1000_0000 return r }...