RUN_MASK
#define RUN_MASK ((1U<<RUN_BITS)-1)
#define RUN_MASK (1 << 0)
#define RUN_MASK (1 << 0)
#define RUN_MASK (1 << 0)
#define RUN_MASK ((1U<<RUN_BITS)-1)
#define RUN_MASK ((1U<<RUN_BITS)-1)