pytorch

1b02641b - add BFloat16 operators on CPU: arange, acosh, asinh, atanh, exp2, digamma, trigamma, polygamma (#60444)

add BFloat16 operators on CPU: arange, acosh, asinh, atanh, exp2, digamma, trigamma, polygamma (#60444) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/60444 Reviewed By: ejguan Differential Revision: D29800899 Pulled By: ezyang fbshipit-source-id: 26d2c2ac3e7d3a2d49679508aad8c8bf0232cad5