Split foldMemoryOperand into public non-virtual and protected virtual
parts, and add target-independent code to add/preserve
MachineMemOperands.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60488 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMInstrInfo.cpp b/lib/Target/ARM/ARMInstrInfo.cpp
index e78f2d3..a809a93 100644
--- a/lib/Target/ARM/ARMInstrInfo.cpp
+++ b/lib/Target/ARM/ARMInstrInfo.cpp
@@ -663,10 +663,10 @@
   return true;
 }
 
-MachineInstr *ARMInstrInfo::foldMemoryOperand(MachineFunction &MF,
-                                              MachineInstr *MI,
+MachineInstr *ARMInstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
+                                                  MachineInstr *MI,
                                         const SmallVectorImpl<unsigned> &Ops,
-                                              int FI) const {
+                                                  int FI) const {
   if (Ops.size() != 1) return NULL;
 
   unsigned OpNum = Ops[0];
diff --git a/lib/Target/ARM/ARMInstrInfo.h b/lib/Target/ARM/ARMInstrInfo.h
index cdf068f..7afeb84 100644
--- a/lib/Target/ARM/ARMInstrInfo.h
+++ b/lib/Target/ARM/ARMInstrInfo.h
@@ -211,15 +211,15 @@
                                            MachineBasicBlock::iterator MI,
                                  const std::vector<CalleeSavedInfo> &CSI) const;
   
-  virtual MachineInstr* foldMemoryOperand(MachineFunction &MF,
-                                          MachineInstr* MI,
-                                          const SmallVectorImpl<unsigned> &Ops,
-                                          int FrameIndex) const;
+  virtual MachineInstr* foldMemoryOperandImpl(MachineFunction &MF,
+                                              MachineInstr* MI,
+                                           const SmallVectorImpl<unsigned> &Ops,
+                                              int FrameIndex) const;
 
-  virtual MachineInstr* foldMemoryOperand(MachineFunction &MF,
-                                          MachineInstr* MI,
-                                          const SmallVectorImpl<unsigned> &Ops,
-                                          MachineInstr* LoadMI) const {
+  virtual MachineInstr* foldMemoryOperandImpl(MachineFunction &MF,
+                                              MachineInstr* MI,
+                                           const SmallVectorImpl<unsigned> &Ops,
+                                              MachineInstr* LoadMI) const {
     return 0;
   }