From f31eba649422082783a19bb6b373f31f10f55de9 Mon Sep 17 00:00:00 2001 From: Alina Sbirlea Date: Wed, 8 May 2019 17:05:36 +0000 Subject: [MemorySSA] Teach LoopSimplify to preserve MemorySSA. Summary: Preserve MemorySSA in LoopSimplify, in the old pass manager, if the analysis is available. Do not preserve it in the new pass manager. Update tests. Subscribers: nemanjai, jlebar, javed.absar, Prazek, kbarton, zzheng, jsji, llvm-commits, george.burgess.iv, chandlerc Tags: #llvm Differential Revision: https://reviews.llvm.org/D60833 llvm-svn: 360270 --- llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp') diff --git a/llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp b/llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp index 9689e8c590a..4d45d96d447 100644 --- a/llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp +++ b/llvm/lib/Target/PowerPC/PPCLoopPreIncPrep.cpp @@ -331,7 +331,7 @@ bool PPCLoopPreIncPrep::runOnLoop(Loop *L) { // iteration space), insert a new preheader for the loop. if (!LoopPredecessor || !LoopPredecessor->getTerminator()->getType()->isVoidTy()) { - LoopPredecessor = InsertPreheaderForLoop(L, DT, LI, PreserveLCSSA); + LoopPredecessor = InsertPreheaderForLoop(L, DT, LI, nullptr, PreserveLCSSA); if (LoopPredecessor) MadeChange = true; } -- cgit v1.2.3