src/hotspot/share/gc/shared/c2/barrierSetC2.cpp

*** 47,10 ***
--- 47,14 ---
    return _kit->barrier_set_state();
  }
  
  PhaseGVN& C2ParseAccess::gvn() const { return _kit->gvn(); }
  
+ Node* C2ParseAccess::control() const {
+   return _ctl == nullptr ? _kit->control() : _ctl;
+ }
+ 
  bool C2Access::needs_cpu_membar() const {
    bool mismatched   = (_decorators & C2_MISMATCHED) != 0;
    bool is_unordered = (_decorators & MO_UNORDERED) != 0;
  
    bool anonymous = (_decorators & C2_UNSAFE_ACCESS) != 0;

*** 205,11 ***
  
    Node* load;
    if (access.is_parse_access()) {
      C2ParseAccess& parse_access = static_cast<C2ParseAccess&>(access);
      GraphKit* kit = parse_access.kit();
!     Node* control = control_dependent ? kit->control() : nullptr;
  
      if (immutable) {
        Compile* C = Compile::current();
        Node* mem = kit->immutable_memory();
        load = LoadNode::make(kit->gvn(), control, mem, adr,
--- 209,11 ---
  
    Node* load;
    if (access.is_parse_access()) {
      C2ParseAccess& parse_access = static_cast<C2ParseAccess&>(access);
      GraphKit* kit = parse_access.kit();
!     Node* control = control_dependent ? parse_access.control() : nullptr;
  
      if (immutable) {
        Compile* C = Compile::current();
        Node* mem = kit->immutable_memory();
        load = LoadNode::make(kit->gvn(), control, mem, adr,

*** 865,11 ***
                                             clone_addr,
                                             clone_name,
                                             TypeRawPtr::BOTTOM,
                                             src, dst, full_size_in_heap_words XTOP);
    phase->transform_later(call);
!   phase->igvn().replace_node(ac, call);
  }
  
  void BarrierSetC2::clone_at_expansion(PhaseMacroExpand* phase, ArrayCopyNode* ac) const {
    Node* ctrl = ac->in(TypeFunc::Control);
    Node* mem = ac->in(TypeFunc::Memory);
--- 869,11 ---
                                             clone_addr,
                                             clone_name,
                                             TypeRawPtr::BOTTOM,
                                             src, dst, full_size_in_heap_words XTOP);
    phase->transform_later(call);
!   phase->replace_node(ac, call);
  }
  
  void BarrierSetC2::clone_at_expansion(PhaseMacroExpand* phase, ArrayCopyNode* ac) const {
    Node* ctrl = ac->in(TypeFunc::Control);
    Node* mem = ac->in(TypeFunc::Memory);

*** 889,11 ***
    const TypeFunc* call_type = OptoRuntime::fast_arraycopy_Type();
  
    Node* call = phase->make_leaf_call(ctrl, mem, call_type, copyfunc_addr, copyfunc_name, raw_adr_type, payload_src, payload_dst, length XTOP);
    phase->transform_later(call);
  
!   phase->igvn().replace_node(ac, call);
  }
  
  #undef XTOP
  
  void BarrierSetC2::compute_liveness_at_stubs() const {
--- 893,11 ---
    const TypeFunc* call_type = OptoRuntime::fast_arraycopy_Type();
  
    Node* call = phase->make_leaf_call(ctrl, mem, call_type, copyfunc_addr, copyfunc_name, raw_adr_type, payload_src, payload_dst, length XTOP);
    phase->transform_later(call);
  
!   phase->replace_node(ac, call);
  }
  
  #undef XTOP
  
  void BarrierSetC2::compute_liveness_at_stubs() const {