--- a/src/hotspot/share/adlc/formssel.cpp	Tue Mar 13 17:13:35 2018 +0100
+++ b/src/hotspot/share/adlc/formssel.cpp	Tue Mar 13 10:22:15 2018 -0700
@@ -4180,7 +4180,7 @@
     "URShiftVB","URShiftVS","URShiftVI","URShiftVL",
     "ReplicateB","ReplicateS","ReplicateI","ReplicateL","ReplicateF","ReplicateD",
     "LoadVector","StoreVector",
-    "FmaVD", "FmaVF",
+    "FmaVD", "FmaVF","PopCountVI",
     // Next are not supported currently.
     "PackB","PackS","PackI","PackL","PackF","PackD","Pack2L","Pack2D",
     "ExtractB","ExtractUB","ExtractC","ExtractS","ExtractI","ExtractL","ExtractF","ExtractD"