_cyclic_lt
#define CYCLIC_LT_8(x, y) (_cyclic_lt(x, y, 128))
#define CYCLIC_LT_16(x, y) (_cyclic_lt(x, y, 32768))
#define CYCLIC_LT_24(x, y) (_cyclic_lt(x, y, 8388608))
#define CYCLIC_LT_32(x, y) (_cyclic_lt(x, y, 2147483648))
#define CYCLIC_LT_BITS(x, y, bits) _cyclic_lt(x, y, 1 << ((bits)-1))