Mark vector ctpop, cttz, and ctlz as Expand on x86.

llvm-svn: 42905
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 04c8da1..5a67f03 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -477,6 +477,9 @@
     setOperationAction(ISD::SDIVREM, (MVT::ValueType)VT, Expand);
     setOperationAction(ISD::UDIVREM, (MVT::ValueType)VT, Expand);
     setOperationAction(ISD::FPOW, (MVT::ValueType)VT, Expand);
+    setOperationAction(ISD::CTPOP, (MVT::ValueType)VT, Expand);
+    setOperationAction(ISD::CTTZ, (MVT::ValueType)VT, Expand);
+    setOperationAction(ISD::CTLZ, (MVT::ValueType)VT, Expand);
   }
 
   if (Subtarget->hasMMX()) {