S_INTPTID
#define V_INTPTID(x) ((x) << S_INTPTID)
#define G_INTPTID(x) (((x) >> S_INTPTID) & M_INTPTID)
#define V_INTPTID(x) ((x) << S_INTPTID)
#define G_INTPTID(x) (((x) >> S_INTPTID) & M_INTPTID)