106
107 template <class T>
108 oop load_reference_barrier_mutator_work(oop obj, T* load_addr);
109
110 oop load_reference_barrier_native(oop obj, oop* load_addr);
111 oop load_reference_barrier_native(oop obj, narrowOop* load_addr);
112
113 private:
114 template <class T>
115 inline void arraycopy_pre_work(T* src, T* dst, size_t count);
116 template <class T, bool HAS_FWD, bool EVAC, bool ENQUEUE>
117 inline void arraycopy_work(T* src, size_t count);
118 template <class T>
119 inline void arraycopy_update_impl(T* src, size_t count);
120
121 oop load_reference_barrier_impl(oop obj);
122
123 template <class T>
124 oop load_reference_barrier_native_impl(oop obj, T* load_addr);
125
126 public:
127 // Callbacks for runtime accesses.
128 template <DecoratorSet decorators, typename BarrierSetT = ShenandoahBarrierSet>
129 class AccessBarrier: public BarrierSet::AccessBarrier<decorators, BarrierSetT> {
130 typedef BarrierSet::AccessBarrier<decorators, BarrierSetT> Raw;
131
132 public:
133 // Heap oop accesses. These accessors get resolved when
134 // IN_HEAP is set (e.g. when using the HeapAccess API), it is
135 // an oop_* overload, and the barrier strength is AS_NORMAL.
136 template <typename T>
137 static oop oop_load_in_heap(T* addr);
138 static oop oop_load_in_heap_at(oop base, ptrdiff_t offset);
139
140 template <typename T>
141 static void oop_store_in_heap(T* addr, oop value);
142 static void oop_store_in_heap_at(oop base, ptrdiff_t offset, oop value);
143
144 template <typename T>
145 static oop oop_atomic_cmpxchg_in_heap(T* addr, oop compare_value, oop new_value);
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106
107 template <class T>
108 oop load_reference_barrier_mutator_work(oop obj, T* load_addr);
109
110 oop load_reference_barrier_native(oop obj, oop* load_addr);
111 oop load_reference_barrier_native(oop obj, narrowOop* load_addr);
112
113 private:
114 template <class T>
115 inline void arraycopy_pre_work(T* src, T* dst, size_t count);
116 template <class T, bool HAS_FWD, bool EVAC, bool ENQUEUE>
117 inline void arraycopy_work(T* src, size_t count);
118 template <class T>
119 inline void arraycopy_update_impl(T* src, size_t count);
120
121 oop load_reference_barrier_impl(oop obj);
122
123 template <class T>
124 oop load_reference_barrier_native_impl(oop obj, T* load_addr);
125
126 inline bool skip_bulk_update(HeapWord* dst);
127 public:
128 // Callbacks for runtime accesses.
129 template <DecoratorSet decorators, typename BarrierSetT = ShenandoahBarrierSet>
130 class AccessBarrier: public BarrierSet::AccessBarrier<decorators, BarrierSetT> {
131 typedef BarrierSet::AccessBarrier<decorators, BarrierSetT> Raw;
132
133 public:
134 // Heap oop accesses. These accessors get resolved when
135 // IN_HEAP is set (e.g. when using the HeapAccess API), it is
136 // an oop_* overload, and the barrier strength is AS_NORMAL.
137 template <typename T>
138 static oop oop_load_in_heap(T* addr);
139 static oop oop_load_in_heap_at(oop base, ptrdiff_t offset);
140
141 template <typename T>
142 static void oop_store_in_heap(T* addr, oop value);
143 static void oop_store_in_heap_at(oop base, ptrdiff_t offset, oop value);
144
145 template <typename T>
146 static oop oop_atomic_cmpxchg_in_heap(T* addr, oop compare_value, oop new_value);
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