Add llcbench

Add the base line of llcbench

Signed-off-by: Victor Rodriguez <victor.manuel.rodriguez.bahena@intel.com>
Add modifications for make llcbench

Signed-off-by: Victor Rodriguez <victor.manuel.rodriguez.bahena@intel.com>
Fix and clean garbage

Signed-off-by: Victor Rodriguez <victor.manuel.rodriguez.bahena@intel.com>