1 files changed, 3 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index d4cda5ce1d2..76ce7212df8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -356,9 +356,9 @@ SelectionDAGISel::SelectionDAGISel(TargetMachine &tm,
   OptLevel(OL),
   DAGSize(0) {
     initializeGCModuleInfoPass(*PassRegistry::getPassRegistry());
-    initializeAliasAnalysisAnalysisGroup(*PassRegistry::getPassRegistry());
     initializeBranchProbabilityInfoWrapperPassPass(
         *PassRegistry::getPassRegistry());
+    initializeAAResultsWrapperPassPass(*PassRegistry::getPassRegistry());
     initializeTargetLibraryInfoWrapperPassPass(
         *PassRegistry::getPassRegistry());
   }
@@ -370,8 +370,7 @@ SelectionDAGISel::~SelectionDAGISel() {
 }
 
 void SelectionDAGISel::getAnalysisUsage(AnalysisUsage &AU) const {
-  AU.addRequired<AliasAnalysis>();
-  AU.addPreserved<AliasAnalysis>();
+  AU.addRequired<AAResultsWrapperPass>();
   AU.addRequired<GCModuleInfo>();
   AU.addPreserved<GCModuleInfo>();
   AU.addRequired<TargetLibraryInfoWrapperPass>();
@@ -444,7 +443,7 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) {
   TII = MF->getSubtarget().getInstrInfo();
   TLI = MF->getSubtarget().getTargetLowering();
   RegInfo = &MF->getRegInfo();
-  AA = &getAnalysis<AliasAnalysis>();
+  AA = &getAnalysis<AAResultsWrapperPass>().getAAResults();
   LibInfo = &getAnalysis<TargetLibraryInfoWrapperPass>().getTLI();
   GFI = Fn.hasGC() ? &getAnalysis<GCModuleInfo>().getFunctionInfo(Fn) : nullptr;