set TransformToType correctly for vector types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26797 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index d068fec40c..c4cb8c2dc9 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -124,6 +124,14 @@ void TargetLowering::computeRegisterProperties() {
   // Set MVT::Vector to always be Expanded
   SetValueTypeAction(MVT::Vector, Expand, *this, TransformToType, 
                      ValueTypeActions);
+  
+  // Loop over all of the legal vector value types, specifying an identity type
+  // transformation.
+  for (unsigned i = MVT::FIRST_VECTOR_VALUETYPE;
+       i != MVT::LAST_VECTOR_VALUETYPE; ++i) {
+    if (isTypeLegal((MVT::ValueType)i))
+      TransformToType[i] = (MVT::ValueType)i;
+  }
 
   assert(isTypeLegal(MVT::f64) && "Target does not support FP?");
   TransformToType[MVT::f64] = MVT::f64;