PMCS_TAG_FREE
if (pwrk->htag != PMCS_TAG_FREE) {
if (pwrk->htag != PMCS_TAG_FREE) {
ASSERT(p->htag == PMCS_TAG_FREE);
p->htag = PMCS_TAG_FREE;
(((x)->htag == PMCS_TAG_FREE) || (((x)->htag & PMCS_TAG_DONE) != 0))
((x)->htag != PMCS_TAG_FREE && (x)->state == PMCS_WORK_STATE_ONCHIP)