use IndexList to improve performance of instance_norm op#25132

Merged

zhangting2020 merged 3 commits intoPaddlePaddle:developfrom

zhangting2020:instance_norm_perf

Oct 12, 2020

Commits on Sep 15, 2020

use IndexList to improve performance, test=develop
zhangting2020
committed
remove EIGEN_HAS_INDEX_LIST, test=develop
zhangting2020
committed
use IndexList only when EIGEN_HAS_INDEX_LIST is true
zhangting2020
committed