Enable 'binned' dynamic shapes for hf models (#1050)
Summary:
Looking for feedback overall on dynamic shapes approaches.
See https://github.com/pytorch/torchdynamo/pull/631 for corresponding support in torchdynamo's runner
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1050
Reviewed By: xuzhao9
Differential Revision: D38093756
Pulled By: wconstab
fbshipit-source-id: d71dfe192b77c8909fc96cb20eab586fce253955
