tree 8f22a0fdb5dacac6785fb75ff88f4ce6054ad314
parent 3cc086514496d243595d3c15f4c834af51cea3e8
author A. Unique TensorFlower <gardener@tensorflow.org> 1626303797 -0700
committer TensorFlower Gardener <gardener@tensorflow.org> 1626304286 -0700

[XLA] Improve region-based live range interference analysis to treat exclusive operations as non-overlapping and by re-ordering independent (unordered) operations to allow additional unnecesasry copies to be removed correctlallow additional unnecesasry copies to be removed correctlyy. This CL also fixed some buggs in the previous analysis implementation in terms of using the current(up-to-date) def-use data-flow relations.

PiperOrigin-RevId: 384805720
Change-Id: I5789725c5774ed4a94e26ba60cab6de95c02a9ef