Add nn.function.hardswish in acc_tracer (#65590)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/65590
hardswish is used by mobile net v3 oss model.
This diff added hardswish support in acc_tracer
Test Plan:
buck test glow/fb/fx/acc_tracer:test_acc_shape_inference
buck test glow/fb/fx/oss_acc_tracer:test_acc_tracer -- test_hardswish
Reviewed By: 842974287
Differential Revision: D30950061
fbshipit-source-id: cab57b8de5bea3a4d9d2b7d2a410d9afe787d66f
