TSB_ENTRY_SHIFT
_slabszc = bigtsb_slab_shift - (TSB_START_SIZE + TSB_ENTRY_SHIFT); \
#define TSB_BYTES(tsbsz) (TSB_ENTRIES(tsbsz) << TSB_ENTRY_SHIFT)
sllx tmp1, TSB_ENTRY_SHIFT, tmp1; /* entry num --> ptr */ \
sllx tmp1, TSB_ENTRY_SHIFT, tmp1; /* entry num --> ptr */ \
sllx tmp1, TSB_ENTRY_SHIFT, tmp1 /* entry num --> ptr */ ;\