vendor/llvm/llvm-trunk-r366426

1 files changed, 9 insertions, 4 deletions

diff --git a/include/llvm/Analysis/LoopAccessAnalysis.h b/include/llvm/Analysis/LoopAccessAnalysis.h
index 4ed00e207753..9e9aaa32c64f 100644
--- a/include/llvm/Analysis/LoopAccessAnalysis.h
+++ b/include/llvm/Analysis/LoopAccessAnalysis.h
@@ -1,9 +1,8 @@
 //===- llvm/Analysis/LoopAccessAnalysis.h -----------------------*- C++ -*-===//
 //
-//                     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
 //
 //===----------------------------------------------------------------------===//
 //
@@ -523,6 +522,11 @@ public:
   /// no memory dependence cycles.
   bool canVectorizeMemory() const { return CanVecMem; }
 
+  /// Return true if there is a convergent operation in the loop. There may
+  /// still be reported runtime pointer checks that would be required, but it is
+  /// not legal to insert them.
+  bool hasConvergentOp() const { return HasConvergentOp; }
+
   const RuntimePointerChecking *getRuntimePointerChecking() const {
     return PtrRtChecking.get();
   }
@@ -643,6 +647,7 @@ private:
 
   /// Cache the result of analyzeLoop.
   bool CanVecMem;
+  bool HasConvergentOp;
 
   /// Indicator that there are non vectorizable stores to a uniform address.
   bool HasDependenceInvolvingLoopInvariantAddress;