#!/usr/bin/nickle int flip_bits(int a, int n) { int result = 0; for (int pos = 0; pos < n; pos++) if ((a & (1 << pos)) != 0) result |= (1 << (n - 1 - pos)); return result; } void print_flip_bits(string name, int n) { printf ("static const uint8_t %s_%d[%d] = {\n", name, n, 1 << n); for (int i = 0; i < 1 << n; i++) { printf (" 0x%02x,", flip_bits(i, n)); if ((i & 0xf) == 0xf) printf("\n"); } printf("};\n"); } print_flip_bits("ao_flip_bits", 8); print_flip_bits("ao_flip_bits", 2);