101 lines
4.3 KiB
C++
101 lines
4.3 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_MIRROR_OBJECT_ARRAY_H_
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#define ART_RUNTIME_MIRROR_OBJECT_ARRAY_H_
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#include "array.h"
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namespace art {
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namespace mirror {
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template<class T>
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class MANAGED ObjectArray: public Array {
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public:
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// The size of Object[].class.
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static uint32_t ClassSize() {
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return Array::ClassSize();
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}
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static ObjectArray<T>* Alloc(Thread* self, Class* object_array_class, int32_t length,
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gc::AllocatorType allocator_type)
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SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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static ObjectArray<T>* Alloc(Thread* self, Class* object_array_class, int32_t length)
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SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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T* Get(int32_t i) ALWAYS_INLINE SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// Returns true if the object can be stored into the array. If not, throws
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// an ArrayStoreException and returns false.
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// TODO fix thread safety analysis: should be SHARED_LOCKS_REQUIRED(Locks::mutator_lock_).
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template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags>
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bool CheckAssignable(T* object) NO_THREAD_SAFETY_ANALYSIS;
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ALWAYS_INLINE void Set(int32_t i, T* object) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// TODO fix thread safety analysis: should be SHARED_LOCKS_REQUIRED(Locks::mutator_lock_).
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template<bool kTransactionActive, bool kCheckTransaction = true,
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VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags>
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ALWAYS_INLINE void Set(int32_t i, T* object) NO_THREAD_SAFETY_ANALYSIS;
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// Set element without bound and element type checks, to be used in limited
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// circumstances, such as during boot image writing.
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// TODO fix thread safety analysis broken by the use of template. This should be
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// SHARED_LOCKS_REQUIRED(Locks::mutator_lock_).
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template<bool kTransactionActive, bool kCheckTransaction = true,
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VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags>
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ALWAYS_INLINE void SetWithoutChecks(int32_t i, T* object) NO_THREAD_SAFETY_ANALYSIS;
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// TODO fix thread safety analysis broken by the use of template. This should be
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// SHARED_LOCKS_REQUIRED(Locks::mutator_lock_).
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template<bool kTransactionActive, bool kCheckTransaction = true,
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VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags>
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ALWAYS_INLINE void SetWithoutChecksAndWriteBarrier(int32_t i, T* object)
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NO_THREAD_SAFETY_ANALYSIS;
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ALWAYS_INLINE T* GetWithoutChecks(int32_t i) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// Copy src into this array (dealing with overlaps as memmove does) without assignability checks.
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void AssignableMemmove(int32_t dst_pos, ObjectArray<T>* src, int32_t src_pos,
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int32_t count) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// Copy src into this array assuming no overlap and without assignability checks.
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void AssignableMemcpy(int32_t dst_pos, ObjectArray<T>* src, int32_t src_pos,
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int32_t count) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// Copy src into this array with assignability checks.
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void AssignableCheckingMemcpy(int32_t dst_pos, ObjectArray<T>* src, int32_t src_pos,
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int32_t count, bool throw_exception)
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SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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ObjectArray<T>* CopyOf(Thread* self, int32_t new_length)
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SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
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// TODO fix thread safety analysis broken by the use of template. This should be
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// SHARED_LOCKS_REQUIRED(Locks::mutator_lock_).
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template<const bool kVisitClass, typename Visitor>
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void VisitReferences(const Visitor& visitor) NO_THREAD_SAFETY_ANALYSIS;
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static MemberOffset OffsetOfElement(int32_t i);
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private:
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DISALLOW_IMPLICIT_CONSTRUCTORS(ObjectArray);
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};
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} // namespace mirror
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} // namespace art
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#endif // ART_RUNTIME_MIRROR_OBJECT_ARRAY_H_
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