1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiTargetMachine.cpp b/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiTargetMachine.cpp
index 039182b3ffe6..33479720183b 100644
--- a/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiTargetMachine.cpp
+++ b/contrib/llvm-project/llvm/lib/Target/Lanai/LanaiTargetMachine.cpp
@@ -93,6 +93,7 @@ public:
     return getTM<LanaiTargetMachine>();
   }
 
+  void addIRPasses() override;
   bool addInstSelector() override;
   void addPreSched2() override;
   void addPreEmitPass() override;
@@ -104,6 +105,12 @@ LanaiTargetMachine::createPassConfig(PassManagerBase &PassManager) {
   return new LanaiPassConfig(*this, &PassManager);
 }
 
+void LanaiPassConfig::addIRPasses() {
+  addPass(createAtomicExpandPass());
+
+  TargetPassConfig::addIRPasses();
+}
+
 // Install an instruction selector pass.
 bool LanaiPassConfig::addInstSelector() {
   addPass(createLanaiISelDag(getLanaiTargetMachine()));