shylie/llvm-project
1
0
Fork 0
Code Issues Pull Requests Actions 6 Packages Projects Releases Wiki Activity
322,720 Commits 1,713 Branches 298 Tags
Commit Graph

4 Commits

Author SHA1 Message Date
Eric Christopher
cee313d288 Revert "Temporarily Revert "Add basic loop fusion pass."" 
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
 2019-04-17 04:52:47 +00:00
Eric Christopher
a863435128 Temporarily Revert "Add basic loop fusion pass." 
As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546
 2019-04-17 02:12:23 +00:00
Alina Sbirlea
ad4d018202 Update MemorySSA in LoopRotate. 
Summary:
Teach LoopRotate to preserve MemorySSA.
Enable tests for correctness, dependency disabled by default.

Subscribers: sanjoy, jlebar, Prazek, george.burgess.iv, llvm-commits

Differential Revision: https://reviews.llvm.org/D51718

llvm-svn: 345216
 2018-10-24 22:46:45 +00:00
David Green
f80ebc8d21 [LoopRotate] Rotate loops with loop exiting latches 
If a loop has a loop exiting latch, it can be profitable
to rotate the loop if it leads to the simplification of
a phi node. Perform rotation in these cases even if loop
rotate itself didnt simplify the loop to get there.

Differential Revision: https://reviews.llvm.org/D44199

llvm-svn: 328933
 2018-04-01 12:48:24 +00:00