Jonas Paulsson c63ed222b8 [SystemZ] Enable machine scheduler.
The machine scheduler (before register allocation) is enabled by default for
SystemZ.

The SelectionDAG scheduling preference now becomes source order scheduling
(was regpressure).

Review: Ulrich Weigand
https://reviews.llvm.org/D37977

llvm-svn: 315063
2017-10-06 13:59:28 +00:00
..
2017-08-24 15:40:33 +00:00