diff --git a/llvm/lib/Target/Mips/MipsMachineFunction.cpp b/llvm/lib/Target/Mips/MipsMachineFunction.cpp
index e30302e..a330668 100644
--- a/llvm/lib/Target/Mips/MipsMachineFunction.cpp
+++ b/llvm/lib/Target/Mips/MipsMachineFunction.cpp
@@ -137,4 +137,12 @@
   return MachinePointerInfo(E);
 }
 
+int MipsFunctionInfo::getBuildPairF64_FI(const TargetRegisterClass *RC) {
+  if (BuildPairF64_FI == -1) {
+    BuildPairF64_FI = MF.getFrameInfo()->CreateStackObject(RC->getSize(),
+        RC->getAlignment(), false);
+  }
+  return BuildPairF64_FI;
+}
+
 void MipsFunctionInfo::anchor() { }