1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430TargetMachine.cpp b/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430TargetMachine.cpp
index 39e0658eb70d..283de46e57d5 100644
--- a/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430TargetMachine.cpp
+++ b/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430TargetMachine.cpp
@@ -65,6 +65,7 @@ public:
     return getTM<MSP430TargetMachine>();
   }
 
+  void addIRPasses() override;
   bool addInstSelector() override;
   void addPreEmitPass() override;
 };
@@ -81,6 +82,12 @@ MachineFunctionInfo *MSP430TargetMachine::createMachineFunctionInfo(
                                                                       F, STI);
 }
 
+void MSP430PassConfig::addIRPasses() {
+  addPass(createAtomicExpandPass());
+
+  TargetPassConfig::addIRPasses();
+}
+
 bool MSP430PassConfig::addInstSelector() {
   // Install an instruction selector.
   addPass(createMSP430ISelDag(getMSP430TargetMachine(), getOptLevel()));