533   void do_ProfileCall    (ProfileCall*     x);

   533   void do_ProfileCall    (ProfileCall*     x);

   534   void do_ProfileInvoke  (ProfileInvoke*   x);

   534   void do_ProfileInvoke  (ProfileInvoke*   x);

   535   void do_RuntimeCall    (RuntimeCall*     x);

   535   void do_RuntimeCall    (RuntimeCall*     x);

   536   void do_MemBar         (MemBar*          x);

   536   void do_MemBar         (MemBar*          x);

   537   void do_RangeCheckPredicate(RangeCheckPredicate* x);

   537   void do_RangeCheckPredicate(RangeCheckPredicate* x);

   538   void do_Assert         (Assert*          x);

   539   void do_Assert         (Assert*          x);

   539 };

   541 };

   540 

   542 

   541 

   543 

   542 // Because of a static contained within (for the purpose of iteration

   544 // Because of a static contained within (for the purpose of iteration

   543 // over instructions), it is only valid to have one of these active at

   545 // over instructions), it is only valid to have one of these active at

   716 void NullCheckVisitor::do_ProfileCall    (ProfileCall*     x) { nce()->clear_last_explicit_null_check(); }

   718 void NullCheckVisitor::do_ProfileCall    (ProfileCall*     x) { nce()->clear_last_explicit_null_check(); }

   717 void NullCheckVisitor::do_ProfileInvoke  (ProfileInvoke*   x) {}

   719 void NullCheckVisitor::do_ProfileInvoke  (ProfileInvoke*   x) {}

   718 void NullCheckVisitor::do_RuntimeCall    (RuntimeCall*     x) {}

   720 void NullCheckVisitor::do_RuntimeCall    (RuntimeCall*     x) {}

   719 void NullCheckVisitor::do_MemBar         (MemBar*          x) {}

   721 void NullCheckVisitor::do_MemBar         (MemBar*          x) {}

   720 void NullCheckVisitor::do_RangeCheckPredicate(RangeCheckPredicate* x) {}

   722 void NullCheckVisitor::do_RangeCheckPredicate(RangeCheckPredicate* x) {}

   721 void NullCheckVisitor::do_Assert         (Assert*          x) {}

   724 void NullCheckVisitor::do_Assert         (Assert*          x) {}

   723 

   726 

   724 void NullCheckEliminator::visit(Value* p) {

   727 void NullCheckEliminator::visit(Value* p) {

   725   assert(*p != NULL, "should not find NULL instructions");

   728   assert(*p != NULL, "should not find NULL instructions");

   726   if (visitable(*p)) {

   729   if (visitable(*p)) {

   727     mark_visited(*p);

   730     mark_visited(*p);