Move Value::getUnderlyingObject to be a standalone

function so that it can live in Analysis instead of
VMCore.

llvm-svn: 121885

1 files changed, 0 insertions, 21 deletions

diff --git a/llvm/lib/VMCore/Value.cpp b/llvm/lib/VMCore/Value.cpp
index 9d0c2c5ae2a..76cfb9082a5 100644
--- a/llvm/lib/VMCore/Value.cpp
+++ b/llvm/lib/VMCore/Value.cpp
@@ -346,27 +346,6 @@ Value *Value::stripPointerCasts() {
   return V;
 }
 
-Value *Value::getUnderlyingObject(unsigned MaxLookup) {
-  if (!getType()->isPointerTy())
-    return this;
-  Value *V = this;
-  for (unsigned Count = 0; MaxLookup == 0 || Count < MaxLookup; ++Count) {
-    if (GEPOperator *GEP = dyn_cast<GEPOperator>(V)) {
-      V = GEP->getPointerOperand();
-    } else if (Operator::getOpcode(V) == Instruction::BitCast) {
-      V = cast<Operator>(V)->getOperand(0);
-    } else if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) {
-      if (GA->mayBeOverridden())
-        return V;
-      V = GA->getAliasee();
-    } else {
-      return V;
-    }
-    assert(V->getType()->isPointerTy() && "Unexpected operand type!");
-  }
-  return V;
-}
-
 /// isDereferenceablePointer - Test if this value is always a pointer to
 /// allocated and suitably aligned memory for a simple load or store.
 bool Value::isDereferenceablePointer() const {