WIP: add to doc index
TODO: mention it in memory tutorial/reference and else where
@@ -13,3 +13,7 @@ CuPy-specific functions are placed under ``cupyx`` namespace.
cupyx.scatter_add
cupyx.scatter_max
cupyx.scatter_min
+ cupyx.empty_pinned
+ cupyx.empty_like_pinned
+ cupyx.zeros_pinned
+ cupyx.zeros_like_pinned
