Function CodeShuffleUnroll

permutation/code.go:191–250

(perm [base]byte)

}

func CodeShuffleUnroll(perm [base]byte) int {
	var state = [base]byte{
		0, 1, 2, 3,
		4, 5, 6, 7,
		8, 9, 10, 11,
	}
	var inverse = [base]byte{
		0, 1, 2, 3,
		4, 5, 6, 7,
		8, 9, 10, 11,
	}

	total := 0

	j0 := inverse[perm[0]]
	inverse[state[0]], state[j0] = j0, state[0]
	total += int(j0-0) * 39916800

	j1 := inverse[perm[1]]
	inverse[state[1]], state[j1] = j1, state[1]
	total += int(j1-1) * 3628800

	j2 := inverse[perm[2]]
	inverse[state[2]], state[j2] = j2, state[2]
	total += int(j2-2) * 362880

	j3 := inverse[perm[3]]
	inverse[state[3]], state[j3] = j3, state[3]
	total += int(j3-3) * 40320

	j4 := inverse[perm[4]]
	inverse[state[4]], state[j4] = j4, state[4]
	total += int(j4-4) * 5040

	j5 := inverse[perm[5]]
	inverse[state[5]], state[j5] = j5, state[5]
	total += int(j5-5) * 720

	j6 := inverse[perm[6]]
	inverse[state[6]], state[j6] = j6, state[6]
	total += int(j6-6) * 120

	j7 := inverse[perm[7]]
	inverse[state[7]], state[j7] = j7, state[7]
	total += int(j7-7) * 24

	j8 := inverse[perm[8]]
	inverse[state[8]], state[j8] = j8, state[8]
	total += int(j8-8) * 6

	j9 := inverse[perm[9]]
	inverse[state[9]], state[j9] = j9, state[9]
	total += int(j9-9) * 2

	j10 := inverse[perm[10]]
	inverse[state[10]], state[j10] = j10, state[10]
	total += int(j10-10) * 1