1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/X86/X86CallLowering.h b/lib/Target/X86/X86CallLowering.h
index f2672f09d855..204e6974c702 100644
--- a/lib/Target/X86/X86CallLowering.h
+++ b/lib/Target/X86/X86CallLowering.h
@@ -34,6 +34,14 @@ public:
 
   bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,
                             ArrayRef<unsigned> VRegs) const override;
+private:
+  /// A function of this type is used to perform value split action.
+  typedef std::function<void(unsigned, uint64_t)> SplitArgTy;
+
+  void splitToValueTypes(const ArgInfo &OrigArgInfo,
+                         SmallVectorImpl<ArgInfo> &SplitArgs,
+                         const DataLayout &DL, MachineRegisterInfo &MRI,
+                         SplitArgTy SplitArg) const;
 };
 } // End of namespace llvm;
 #endif