Racing 92, Lyon and Castres got the play-off outcomes they were hoping for in Top 14, while Stade Francais stay up despite suffering defeat.
The Pro14 semi-final line-up is complete, with Scarlets to play Glasgow Warriors, while Munster take on Leinster.
The Stormers came from behind to edge past the Bulls in the Super Rugby, while the Sharks crushed the Highlanders.
Newcastle Falcons will settle for fourth place and a clash with Exeter Chiefs in the play-offs after they were beaten at home by Wasps.
The Hurricanes enjoyed a 28-19 Super Rugby win against the Lions, with Ben Lam scoring a hat-trick of tries.
