[llvm] r293694 - [NewGVN] Preserve TargetLibraryInfo analysis.

[Davide Italiano via llvm-commits]

Author: davide
Date: Tue Jan 31 15:53:18 2017
New Revision: 293694

URL: http://llvm.org/viewvc/llvm-project?rev=293694&view=rev
Log:
[NewGVN] Preserve TargetLibraryInfo analysis.

We can maybe preserve more but this is a first step.
Ack'ed by Danny on IRC.

Modified:
    llvm/trunk/lib/Transforms/Scalar/GVN.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/GVN.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/GVN.cpp?rev=293694&r1=293693&r2=293694&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/GVN.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/GVN.cpp Tue Jan 31 15:53:18 2017
@@ -595,6 +595,7 @@ PreservedAnalyses GVN::run(Function &F,
   PreservedAnalyses PA;
   PA.preserve<DominatorTreeAnalysis>();
   PA.preserve<GlobalsAA>();
+  PA.preserve<TargetLibraryAnalysis>();
   return PA;
 }
 
@@ -2784,6 +2785,7 @@ public:
 
     AU.addPreserved<DominatorTreeWrapperPass>();
     AU.addPreserved<GlobalsAAWrapperPass>();
+    AU.addPreserved<TargetLibraryInfoWrapperPass>();
     AU.addRequired<OptimizationRemarkEmitterWrapperPass>();
   }