[llvm] 26ec76a - [NFC] One more use case for evaluatePredicate

[Max Kazantsev via llvm-commits]

Author: Max Kazantsev
Date: 2021-03-18T19:21:29+07:00
New Revision: 26ec76add5cf0689dc545ade9a39eef58db6e3d7

URL: https://github.com/llvm/llvm-project/commit/26ec76add5cf0689dc545ade9a39eef58db6e3d7
DIFF: https://github.com/llvm/llvm-project/commit/26ec76add5cf0689dc545ade9a39eef58db6e3d7.diff

LOG: [NFC] One more use case for evaluatePredicate

Added: 
    

Modified: 
    llvm/lib/Transforms/Utils/LoopPeel.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Transforms/Utils/LoopPeel.cpp b/llvm/lib/Transforms/Utils/LoopPeel.cpp
index befacb591762..cd1f6f0c78a5 100644
--- a/llvm/lib/Transforms/Utils/LoopPeel.cpp
+++ b/llvm/lib/Transforms/Utils/LoopPeel.cpp
@@ -211,9 +211,7 @@ static unsigned countToEliminateCompares(Loop &L, unsigned MaxPeelCount,
 
     // Do not consider predicates that are known to be true or false
     // independently of the loop iteration.
-    if (SE.isKnownPredicate(Pred, LeftSCEV, RightSCEV) ||
-        SE.isKnownPredicate(ICmpInst::getInversePredicate(Pred), LeftSCEV,
-                            RightSCEV))
+    if (SE.evaluatePredicate(Pred, LeftSCEV, RightSCEV))
       continue;
 
     // Check if we have a condition with one AddRec and one non AddRec