1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index d0006650cf8..73fb57a1f19 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -377,6 +377,8 @@ public:
   void addPreEmitPass() override;
   void addPreEmitPass2() override;
   void addPreSched2() override;
+
+  std::unique_ptr<CSEConfigBase> getCSEConfig() const override;
 };
 
 class X86ExecutionDomainFix : public ExecutionDomainFix {
@@ -520,3 +522,7 @@ void X86PassConfig::addPreEmitPass2() {
   if (!TT.isOSDarwin() && !TT.isOSWindows())
     addPass(createCFIInstrInserter());
 }
+
+std::unique_ptr<CSEConfigBase> X86PassConfig::getCSEConfig() const {
+  return getStandardCSEConfigForOpt(TM->getOptLevel());
+}