Fix an obvious bug in getPackedTypeBreakdown. Return 1 if type is legal.

llvm-svn: 28351
diff --git a/llvm/lib/Target/TargetLowering.cpp b/llvm/lib/Target/TargetLowering.cpp
index 97ed577..de73b72 100644
--- a/llvm/lib/Target/TargetLowering.cpp
+++ b/llvm/lib/Target/TargetLowering.cpp
@@ -144,7 +144,7 @@
 }
 
 /// getPackedTypeBreakdown - Packed types are broken down into some number of
-/// legal scalar types.  For example, <8 x float> maps to 2 MVT::v2f32 values
+/// legal first class types. For example, <8 x float> maps to 2 MVT::v2f32
 /// with Altivec or SSE1, or 8 promoted MVT::f64 values with the X86 FP stack.
 ///
 /// This method returns the number and type of the resultant breakdown.
@@ -184,7 +184,7 @@
     return NumVectorRegs;
   }
   
-  return DestVT;
+  return 1;
 }
 
 //===----------------------------------------------------------------------===//