PG_ASID_SHIFT
#if PG_ASID_SHIFT != 0
(tlb.tlb_hi & PG_ASID_MASK) != (pid << PG_ASID_SHIFT))
asid = (tlb.tlb_hi & PG_ASID_MASK) >> PG_ASID_SHIFT;
u_long asid = pmap->pm_asid[cpuid].pma_asid << PG_ASID_SHIFT;
u_long asid = pmap->pm_asid[cpuid].pma_asid << PG_ASID_SHIFT;