pytorch

fb2eb019 - qadd benchmarking

qadd benchmarking Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/29420 Test Plan: Imported from OSS Differential Revision: D18383402 Pulled By: z-a-f fbshipit-source-id: 8ea2f689b7df676ffb8adef0cbb058a7a2123938