[XLA] Use a real priority queue in list scheduling
authorA. Unique TensorFlower <gardener@tensorflow.org>
Fri, 9 Feb 2018 23:26:13 +0000 (15:26 -0800)
committerTensorFlower Gardener <gardener@tensorflow.org>
Fri, 9 Feb 2018 23:30:35 +0000 (15:30 -0800)
commit40ec7202b63c32f2f5ed57116096e33677c4b5df
treee6975265d8139d07db0a3ee710e8a5d1fb0a849e
parent6c29ff7f62dae6e669fe9b7b59beec3fc39cbde8
[XLA] Use a real priority queue in list scheduling

PiperOrigin-RevId: 185201882
tensorflow/compiler/xla/service/hlo_scheduling.cc