Commit Graph

2 Commits

Author SHA1 Message Date
Janek van Oirschot 42eaf4fe0a [HardwareLoops] Change order of SCEV expression construction for InitLoopCount.
Putting the +1 before the zero-extend will allow scalar evolution to fold the expression in some cases such as the one shown in PowerPC's `shrink-wrap.ll` test.

Reviewed By: samparker

Differential Revision: https://reviews.llvm.org/D91724
2020-11-24 18:01:42 +00:00
Kang Zhang 2a9efbf248 [NFC][PowerPC] Add the test case shrink-wrap.mir and shrink-wrap.ll for PPC
llvm-svn: 368597
2019-08-12 17:50:01 +00:00