optimize GRU by pre-calculating three linear operations (#1150)

* add preTopology for GRU

optimize GRU

* remove revisions in peephole

* pass dropout test

* add speed test

* remove unnecessary variables; judge preTopology == Sequential

* add comment
This commit is contained in:
Yan Wan 2017-07-06 15:37:28 +08:00 committed by GitHub
parent 5e852b278c
commit ffae7fa1ba

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