Preserve GlobalsAA analysis result in InjectTLIMappings (#1382)

InjectTLIMappings fails to preserve the analysis result of GlobalsAA. Not preserving the analysis might affect benchmark performance. This change fixes this issue. Patch by: Ryan Santhiraraja <rsanthir@quicinc.com> Reviewers: fpetrogalli, joerg, fhahn Reviewed By: fhahn Differential Revision: https://reviews.llvm.org/D82343 Co-authored-by: Ryan Santhiraraja <rsanthir@quicinc.com>
swiftlang · Jul 2, 2020 · 1e3d48d · 1e3d48d
1 parent 01c7d75
commit 1e3d48d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/llvm/lib/Transforms/Utils/InjectTLIMappings.cpp b/llvm/lib/Transforms/Utils/InjectTLIMappings.cpp
@@ -14,6 +14,7 @@
 #include "llvm/Transforms/Utils/InjectTLIMappings.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Analysis/DemandedBits.h"
+#include "llvm/Analysis/GlobalsModRef.h"
 #include "llvm/Analysis/OptimizationRemarkEmitter.h"
 #include "llvm/Analysis/VectorUtils.h"
 #include "llvm/IR/InstIterator.h"
@@ -176,6 +177,7 @@ void InjectTLIMappingsLegacy::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addPreserved<LoopAccessLegacyAnalysis>();
   AU.addPreserved<DemandedBitsWrapperPass>();
   AU.addPreserved<OptimizationRemarkEmitterWrapperPass>();
+  AU.addPreserved<GlobalsAAWrapperPass>();
 }
 
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