diff options
Diffstat (limited to 'lib/Transforms/Utils/LoopVersioning.cpp')
-rw-r--r-- | lib/Transforms/Utils/LoopVersioning.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Transforms/Utils/LoopVersioning.cpp b/lib/Transforms/Utils/LoopVersioning.cpp index abbcd5f9e3b8..a9a480a4b7f9 100644 --- a/lib/Transforms/Utils/LoopVersioning.cpp +++ b/lib/Transforms/Utils/LoopVersioning.cpp @@ -1,9 +1,8 @@ //===- LoopVersioning.cpp - Utility to version a loop ---------------------===// // -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // @@ -281,8 +280,9 @@ public: bool Changed = false; for (Loop *L : Worklist) { const LoopAccessInfo &LAI = LAA->getInfo(L); - if (L->isLoopSimplifyForm() && (LAI.getNumRuntimePointerChecks() || - !LAI.getPSE().getUnionPredicate().isAlwaysTrue())) { + if (L->isLoopSimplifyForm() && !LAI.hasConvergentOp() && + (LAI.getNumRuntimePointerChecks() || + !LAI.getPSE().getUnionPredicate().isAlwaysTrue())) { LoopVersioning LVer(LAI, L, LI, DT, SE); LVer.versionLoop(); LVer.annotateLoopWithNoAlias(); |