Add shufflevector support, todo, implement better constant folding.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27510 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp
index 94c8651609..f12a041df0 100644
--- a/lib/VMCore/ConstantFold.cpp
+++ b/lib/VMCore/ConstantFold.cpp
@@ -908,6 +908,14 @@ Constant *llvm::ConstantFoldInsertElementInstruction(const Constant *Val,
   return 0;
 }
 
+Constant *llvm::ConstantFoldShuffleVectorInstruction(const Constant *V1,
+                                                     const Constant *V2,
+                                                     const Constant *Mask) {
+  // TODO:
+  return 0;
+}
+
+
 /// isZeroSizedType - This type is zero sized if its an array or structure of
 /// zero sized types.  The only leaf zero sized type is an empty structure.
 static bool isMaybeZeroSizedType(const Type *Ty) {