tsc_sclock_t
if ((tsc_sclock_t)(rdtsc() -
tsc_sclock_t delta;
tsc_sclock_t lo_delta = 0x7FFFFFFFFFFFFFFFLL;
tsc_sclock_t hi_delta = -0x7FFFFFFFFFFFFFFFLL;
if ((tsc_sclock_t)(info->tsc_target - tsc) < 0 && tsc_frequency) {
(tsc_sclock_t)tsc_frequency);