[TF RNN] Small optimization to rnn: only calculate copy_cond once.
authorEugene Brevdo <ebrevdo@google.com>
Fri, 2 Feb 2018 22:30:50 +0000 (14:30 -0800)
committerTensorFlower Gardener <gardener@tensorflow.org>
Fri, 2 Feb 2018 22:35:08 +0000 (14:35 -0800)
commit1d172a20f63fbcf33c75a7793374e11df1a9db1a
treea29931a4f1cebad2e956a79f5b915d02ad3d4bfd
parentcbda8a9c36aeaa2b98c17019e9743134eecc89c1
[TF RNN] Small optimization to rnn: only calculate copy_cond once.

PiperOrigin-RevId: 184335231
tensorflow/python/ops/rnn.py