--- a/src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp	Tue Nov 26 09:27:16 2019 -0500
+++ b/src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp	Tue Nov 26 14:48:04 2019 +0100
@@ -101,36 +101,6 @@
   return (on_weak_ref || unknown) && (keep_alive || is_traversal_mode);
 }
 
-template <class T>
-inline void ShenandoahBarrierSet::inline_write_ref_field_pre(T* field, oop new_val) {
-  shenandoah_assert_not_in_cset_loc_except(field, _heap->cancelled_gc());
-  if (_heap->is_concurrent_mark_in_progress()) {
-    T heap_oop = RawAccess<>::oop_load(field);
-    if (!CompressedOops::is_null(heap_oop)) {
-      enqueue(CompressedOops::decode(heap_oop));
-    }
-  }
-}
-
-// These are the more general virtual versions.
-void ShenandoahBarrierSet::write_ref_field_pre_work(oop* field, oop new_val) {
-  inline_write_ref_field_pre(field, new_val);
-}
-
-void ShenandoahBarrierSet::write_ref_field_pre_work(narrowOop* field, oop new_val) {
-  inline_write_ref_field_pre(field, new_val);
-}
-
-void ShenandoahBarrierSet::write_ref_field_pre_work(void* field, oop new_val) {
-  guarantee(false, "Not needed");
-}
-
-void ShenandoahBarrierSet::write_ref_field_work(void* v, oop o, bool release) {
-  shenandoah_assert_not_in_cset_loc_except(v, _heap->cancelled_gc());
-  shenandoah_assert_not_forwarded_except  (v, o, o == NULL || _heap->cancelled_gc() || !_heap->is_concurrent_mark_in_progress());
-  shenandoah_assert_not_in_cset_except    (v, o, o == NULL || _heap->cancelled_gc() || !_heap->is_concurrent_mark_in_progress());
-}
-
 oop ShenandoahBarrierSet::load_reference_barrier_not_null(oop obj) {
   if (ShenandoahLoadRefBarrier && _heap->has_forwarded_objects()) {
     return load_reference_barrier_impl(obj);
@@ -234,30 +204,6 @@
   }
 }
 
-void ShenandoahBarrierSet::storeval_barrier(oop obj) {
-  if (ShenandoahStoreValEnqueueBarrier && !CompressedOops::is_null(obj) && _heap->is_concurrent_traversal_in_progress()) {
-    enqueue(obj);
-  }
-}
-
-void ShenandoahBarrierSet::keep_alive_barrier(oop obj) {
-  if (ShenandoahKeepAliveBarrier && _heap->is_concurrent_mark_in_progress()) {
-    enqueue(obj);
-  }
-}
-
-void ShenandoahBarrierSet::enqueue(oop obj) {
-  shenandoah_assert_not_forwarded_if(NULL, obj, _heap->is_concurrent_traversal_in_progress());
-  assert(_satb_mark_queue_set.is_active(), "only get here when SATB active");
-
-  // Filter marked objects before hitting the SATB queues. The same predicate would
-  // be used by SATBMQ::filter to eliminate already marked objects downstream, but
-  // filtering here helps to avoid wasteful SATB queueing work to begin with.
-  if (!_heap->requires_marking<false>(obj)) return;
-
-  ShenandoahThreadLocalData::satb_mark_queue(Thread::current()).enqueue_known_active(obj);
-}
-
 void ShenandoahBarrierSet::on_thread_create(Thread* thread) {
   // Create thread local data
   ShenandoahThreadLocalData::create(thread);