src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp

rev 47953 : Implement flag to generate write-barriers without membars.

@@ -256,10 +256,13 @@
           "Perform cset test in IR rather than in the stub")                \
                                                                             \
   experimental(bool, ShenandoahLoopOptsAfterExpansion, true,                \
           "Attempt more loop opts after write barrier expansion")           \
                                                                             \
+  experimental(bool, ShenandoahWriteBarrierMemBar, true,                    \
+          "Emit write barrier with membar for concurrent change of flag")   \
+                                                                            \
   experimental(bool, UseShenandoahOWST, true,                               \
           "Use Shenandoah work stealing termination protocol")              \
                                                                             \
   experimental(size_t, ShenandoahSATBBufferSize, 1 * K,                     \
           "Number of entries in an SATB log buffer.")                       \