diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 5ac8b34..b508ac2 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -709,8 +709,8 @@
     FoldOps.push_back(OpIdx);
   }
 
-  MachineInstr *fmi = isSS ? tii_->foldMemoryOperand(MI, FoldOps, Slot)
-                           : tii_->foldMemoryOperand(MI, FoldOps, DefMI);
+  MachineInstr *fmi = isSS ? tii_->foldMemoryOperand(*mf_, MI, FoldOps, Slot)
+                           : tii_->foldMemoryOperand(*mf_, MI, FoldOps, DefMI);
   if (fmi) {
     // Attempt to fold the memory reference into the instruction. If
     // we can do this, we don't need to insert spill code.
diff --git a/lib/CodeGen/RegAllocBigBlock.cpp b/lib/CodeGen/RegAllocBigBlock.cpp
index 592650f..e6dc744 100644
--- a/lib/CodeGen/RegAllocBigBlock.cpp
+++ b/lib/CodeGen/RegAllocBigBlock.cpp
@@ -521,7 +521,7 @@
     // try to fold the spill into the instruction
     SmallVector<unsigned, 2> Ops;
     Ops.push_back(OpNum);
-    if(MachineInstr* FMI = TII->foldMemoryOperand(MI, Ops, FrameIndex)) {
+    if(MachineInstr* FMI = TII->foldMemoryOperand(*MF, MI, Ops, FrameIndex)) {
       ++NumFolded;
       FMI->copyKillDeadInfo(MI);
       return MBB.insert(MBB.erase(MI), FMI);
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index 6e2605a..3d2b625 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -839,7 +839,7 @@
       assert(Idx != -1);
       SmallVector<unsigned, 2> Ops;
       Ops.push_back(Idx);
-      MachineInstr *FoldedMI = TII->foldMemoryOperand(NewMI, Ops, SS);
+      MachineInstr *FoldedMI = TII->foldMemoryOperand(MF, NewMI, Ops, SS);
       if (FoldedMI) {
         if (!VRM.hasPhys(UnfoldVR))
           VRM.assignVirt2Phys(UnfoldVR, UnfoldPR);