Temporary commit at 6/17/2020, 6:49:44 PM
Summary: [WIP] Logit Fake16 Op
Test Plan: [WIP] Tests will be enabled in test_op_nnpi_fp16.py file.
Reviewed By: hyuen
Differential Revision: D22109329
fbshipit-source-id: fd73850c3ec61375ff5bbf0ef5460868a874fbf3
