Added tagged LLCI methods; several 64-bit related fixes; parallel clear implementation fix
Added tagged LLCI methods; several 64-bit related fixes; parallel clear implementation fix

Meijuh/sylvan,utwente-fmt/sylvan,utwente-fmt/sylvan,trolando/sylvan,trolando/sylvan,bernied/sylvan,bernied/sylvan,Meijuh/sylvan