recommit 344472 after fixing build failure on ARM and PPC.

llvm-svn: 344475
diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
index b0da9b5..f67bacc 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
@@ -473,7 +473,12 @@
                                            unsigned Factor,
                                            ArrayRef<unsigned> Indices,
                                            unsigned Alignment,
-                                           unsigned AddressSpace) {
+                                           unsigned AddressSpace,
+                                           bool IsMasked) {
+  if (IsMasked)
+    return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
+                                             Alignment, AddressSpace, IsMasked);
+
   assert(isa<VectorType>(VecTy) &&
          "Expect a vector type for interleaved memory op");
 
diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
index 2ee2b3e..252d46e 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
@@ -90,7 +90,8 @@
                                  unsigned Factor,
                                  ArrayRef<unsigned> Indices,
                                  unsigned Alignment,
-                                 unsigned AddressSpace);
+                                 unsigned AddressSpace,
+                                 bool IsMasked = false);
 
   /// @}
 };