In the semi-finals , Djokovic will meet Marin Cilic -- a player he has beaten in all 13 of their meetings to date .
Federer faces Stan Wawrinka in an all Swiss final four shootout .
In the semi-finals , Djokovic will meet Marin Cilic -- a player he has beaten in all 13 of their meetings to date , and Federer faces Stan Wawrinka in an all Swiss final four shootout .