--- old/src/hotspot/share/opto/matcher.hpp	2020-08-07 00:44:17.000000000 +0300
+++ new/src/hotspot/share/opto/matcher.hpp	2020-08-07 00:44:17.000000000 +0300
@@ -337,6 +337,9 @@
   // Vector ideal reg
   static const uint vector_ideal_reg(int len);
 
+  // Does the CPU supports vector variable shift instructions?
+  static bool supports_vector_variable_shifts(void);
+
   // CPU supports misaligned vectors store/load.
   static const bool misaligned_vectors_ok();