1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/Analysis/AliasAnalysis.h b/include/llvm/Analysis/AliasAnalysis.h
index 8852866..79d52fc 100644
--- a/include/llvm/Analysis/AliasAnalysis.h
+++ b/include/llvm/Analysis/AliasAnalysis.h
@@ -274,6 +274,14 @@ public:
     UnknownModRefBehavior = Anywhere | ModRef
   };
 
+  /// Get the location associated with a pointer argument of a callsite.
+  /// The mask bits are set to indicate the allowed aliasing ModRef kinds.
+  /// Note that these mask bits do not necessarily account for the overall
+  /// behavior of the function, but rather only provide additional
+  /// per-argument information.
+  virtual Location getArgLocation(ImmutableCallSite CS, unsigned ArgIdx,
+                                  ModRefResult &Mask);
+
   /// getModRefBehavior - Return the behavior when calling the given call site.
   virtual ModRefBehavior getModRefBehavior(ImmutableCallSite CS);