FSHIFT
load = ((averunnable.ldavg[0] * 100 + FSCALE / 2) >> FSHIFT);
#define LOAD_HIGH(ld) (((ld * 100 + FSCALE / 2) >> FSHIFT) / 100)
#define LOAD_LOW(ld) (((ld * 100 + FSCALE / 2) >> FSHIFT) % 100)
nrun * FSCALE * (FSCALE - cexp[i])) >> FSHIFT;
ts->ts_pctcpu = (ts->ts_pctcpu * ccpu) >> FSHIFT;
#if (FSHIFT >= CCPU_SHIFT)
(FSHIFT - CCPU_SHIFT) :
<< (FSHIFT - CCPU_SHIFT)) / realstathz;
FSCALE / realstathz)) >> FSHIFT;
pctcpu = ((FSHIFT >= SCHED_TICK_SHIFT ? /* Resolved at compile-time. */
(SCHED_TICK_RUN_SHIFTED(ts) << (FSHIFT - SCHED_TICK_SHIFT)) :
(SCHED_TICK_RUN_SHIFTED(ts) >> (SCHED_TICK_SHIFT - FSHIFT))) +
load = ((int64_t)averunnable.ldavg[0] * 100 + FSCALE / 2) >> FSHIFT;
pctcpu = (sched_pctcpu(td) * 10000 + FSCALE / 2) >> FSHIFT;
#define FSCALE (1<<FSHIFT)