--- old/src/hotspot/share/runtime/globals.hpp	2019-01-25 11:01:27.158253486 +0100
+++ new/src/hotspot/share/runtime/globals.hpp	2019-01-25 11:01:20.585262689 +0100
@@ -2628,8 +2628,12 @@
   develop(bool, ScalarizeValueTypes, true,                                  \
           "Scalarize value types in compiled code")                         \
                                                                             \
-  experimental(bool, UsePointerPerturbation, false,                         \
-               "With value types, use the perturbation scheme for acmp")    \
+  experimental(uint, ACmpOnValues, 2,                                       \
+               "0 = regular acmp"                                           \
+               "1 = always false for value, perturbation scheme"            \
+               "2 = always false for value"                                 \
+               "3 = substitutably test")                                    \
+               range(0, 3)                                                  \