benchmark

5a121b69 - Add HSTU apply_rope and batched_multihead_index_sum

Add HSTU apply_rope and batched_multihead_index_sum Summary: Add apply_rope operator from HSTU Reviewed By: int3 Differential Revision: D61150155 fbshipit-source-id: 0317c45efc87e00d208ec2ce8749278314bbafad