1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp
index d6ffad0137f..177fde45911 100644
--- a/llvm/lib/Target/X86/X86Subtarget.cpp
+++ b/llvm/lib/Target/X86/X86Subtarget.cpp
@@ -14,6 +14,7 @@
 
 #include "X86CallLowering.h"
 #include "X86LegalizerInfo.h"
+#include "X86MacroFusion.h"
 #include "X86RegisterBankInfo.h"
 #include "X86Subtarget.h"
 #include "MCTargetDesc/X86BaseInfo.h"
@@ -366,3 +367,8 @@ const RegisterBankInfo *X86Subtarget::getRegBankInfo() const {
 bool X86Subtarget::enableEarlyIfConversion() const {
   return hasCMov() && X86EarlyIfConv;
 }
+
+void X86Subtarget::getPostRAMutations(
+    std::vector<std::unique_ptr<ScheduleDAGMutation>> &Mutations) const {
+  Mutations.push_back(createX86MacroFusionDAGMutation());
+}