Move Value::getUnderlyingObject to be a standalone
function so that it can live in Analysis instead of
VMCore.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121885 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 1cd7dec..9d7bbbd 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -25,6 +25,7 @@
 #include "llvm/Analysis/InstructionSimplify.h"
 #include "llvm/Analysis/MemoryBuiltins.h"
 #include "llvm/Analysis/PHITransAddr.h"
+#include "llvm/Analysis/ValueTracking.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/PredIteratorCache.h"
@@ -338,7 +339,7 @@
     // need to continue scanning until the malloc call.
     if (isa<AllocaInst>(Inst) ||
         (isa<CallInst>(Inst) && extractMallocCall(Inst))) {
-      const Value *AccessPtr = MemLoc.Ptr->getUnderlyingObject();
+      const Value *AccessPtr = GetUnderlyingObject(MemLoc.Ptr);
       
       if (AccessPtr == Inst ||
           AA->alias(Inst, 1, AccessPtr, 1) == AliasAnalysis::MustAlias)