Rory Mitchell b9649e7b8e
Refactor gpu_hist split evaluation (#5610)
* Refactor

* Rewrite evaluate splits

* Add more tests
2020-04-30 08:58:12 +12:00
..
2020-04-20 17:18:52 +08:00
2020-04-20 12:16:38 +08:00
2020-04-20 12:16:38 +08:00