83 lines
3.0 KiB
C++
83 lines
3.0 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_ALLOC_INL_H_
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#define ART_RUNTIME_MIRROR_OBJECT_ARRAY_ALLOC_INL_H_
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#include "object_array.h"
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#include "array-alloc-inl.h"
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#include "array-inl.h"
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#include "class.h"
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#include "dex/primitive.h"
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#include "gc/heap-inl.h"
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#include "handle_scope-inl.h"
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#include "obj_ptr-inl.h"
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#include "object-inl.h"
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#include "runtime.h"
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namespace art {
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namespace mirror {
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template<class T>
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inline ObjPtr<ObjectArray<T>> ObjectArray<T>::Alloc(Thread* self,
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ObjPtr<Class> object_array_class,
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int32_t length,
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gc::AllocatorType allocator_type) {
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ObjPtr<Array> array = Array::Alloc(self,
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object_array_class,
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length,
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ComponentSizeShiftWidth(kHeapReferenceSize),
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allocator_type);
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if (UNLIKELY(array == nullptr)) {
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return nullptr;
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}
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DCHECK_EQ(array->GetClass()->GetComponentSizeShift(),
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ComponentSizeShiftWidth(kHeapReferenceSize));
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return array->AsObjectArray<T>();
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}
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template<class T>
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inline ObjPtr<ObjectArray<T>> ObjectArray<T>::Alloc(Thread* self,
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ObjPtr<Class> object_array_class,
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int32_t length) {
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return Alloc(self,
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object_array_class,
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length,
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Runtime::Current()->GetHeap()->GetCurrentAllocator());
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}
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template<class T>
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inline ObjPtr<ObjectArray<T>> ObjectArray<T>::CopyOf(Handle<ObjectArray<T>> h_this,
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Thread* self,
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int32_t new_length) {
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DCHECK_GE(new_length, 0);
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gc::Heap* heap = Runtime::Current()->GetHeap();
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gc::AllocatorType allocator_type = heap->IsMovableObject(h_this.Get())
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? heap->GetCurrentAllocator()
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: heap->GetCurrentNonMovingAllocator();
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ObjPtr<ObjectArray<T>> new_array = Alloc(self, h_this->GetClass(), new_length, allocator_type);
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if (LIKELY(new_array != nullptr)) {
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new_array->AssignableMemcpy(0, h_this.Get(), 0, std::min(h_this->GetLength(), new_length));
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}
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return new_array;
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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_ALLOC_INL_H_
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