src/hotspot/share/opto/node.cpp

@@ -544,13 +544,10 @@
     n->as_Call()->clone_jvms(C);
   }
   if (n->is_SafePoint()) {
     n->as_SafePoint()->clone_replaced_nodes();
   }
-  if (n->is_Load()) {
-    n->as_Load()->copy_barrier_info(this);
-  }
   return n;                     // Return the clone
 }
 
 //---------------------------setup_is_top--------------------------------------
 // Call this when changing the top node, to reassert the invariants

@@ -1471,14 +1468,10 @@
 // Nodes which use memory without consuming it, hence need antidependences.
 bool Node::needs_anti_dependence_check() const {
   if (req() < 2 || (_flags & Flag_needs_anti_dependence_check) == 0) {
     return false;
   }
-  BarrierSetC2* bs = BarrierSet::barrier_set()->barrier_set_c2();
-  if (!bs->needs_anti_dependence_check(this)) {
-    return false;
-  }
   return in(1)->bottom_type()->has_memory();
 }
 
 // Get an integer constant from a ConNode (or CastIINode).
 // Return a default value if there is no apparent constant here.