1 files changed, 10 insertions, 2 deletions
diff --git a/include/llvm/Instructions.h b/include/llvm/Instructions.h
index 35cb025..c27c6fa 100644
--- a/include/llvm/Instructions.h
+++ b/include/llvm/Instructions.h
@@ -1677,11 +1677,19 @@ public:
   /// getMaskValue - Return the index from the shuffle mask for the specified
   /// output result.  This is either -1 if the element is undef or a number less
   /// than 2*numelements.
-  int getMaskValue(unsigned i) const;
+  static int getMaskValue(Constant *Mask, unsigned i);
+
+  int getMaskValue(unsigned i) const {
+    return getMaskValue(getMask(), i);
+  }
   
   /// getShuffleMask - Return the full mask for this instruction, where each
   /// element is the element number and undef's are returned as -1.
-  void getShuffleMask(SmallVectorImpl<int> &Mask) const;
+  static void getShuffleMask(Constant *Mask, SmallVectorImpl<int> &Result);
+
+  void getShuffleMask(SmallVectorImpl<int> &Result) const {
+    return getShuffleMask(getMask(), Result);
+  }
 
   SmallVector<int, 16> getShuffleMask() const {
     SmallVector<int, 16> Mask;