Move isIdentifiedFunctionLocal from BasicAA to AA

The ability to identify function locals will exist outside of BasicAA (for
example, logic for inferring noalias function arguments will need this), so
make this concept generally accessible without code duplication.

No functionality change.

llvm-svn: 213514

1 files changed, 0 insertions, 11 deletions

diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
index d0b6f5883e0..38ec52d6b9a 100644
--- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
@@ -156,17 +156,6 @@ static bool isObjectSize(const Value *V, uint64_t Size,
   return ObjectSize != AliasAnalysis::UnknownSize && ObjectSize == Size;
 }
 
-/// isIdentifiedFunctionLocal - Return true if V is umabigously identified
-/// at the function-level. Different IdentifiedFunctionLocals can't alias.
-/// Further, an IdentifiedFunctionLocal can not alias with any function
-/// arguments other than itself, which is not necessarily true for
-/// IdentifiedObjects.
-static bool isIdentifiedFunctionLocal(const Value *V)
-{
-  return isa<AllocaInst>(V) || isNoAliasCall(V) || isNoAliasArgument(V);
-}
-
-
 //===----------------------------------------------------------------------===//
 // GetElementPtr Instruction Decomposition and Analysis
 //===----------------------------------------------------------------------===//