1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_HEAP_LOCAL_HEAP_INL_H_
#define V8_HEAP_LOCAL_HEAP_INL_H_
#include "src/handles/persistent-handles.h"
#include "src/heap/concurrent-allocator-inl.h"
#include "src/heap/local-heap.h"
namespace v8 {
namespace internal {
AllocationResult LocalHeap::AllocateRaw(int size_in_bytes, AllocationType type,
AllocationOrigin origin,
AllocationAlignment alignment) {
DCHECK_EQ(LocalHeap::Current(), this);
DCHECK(AllowHandleAllocation::IsAllowed());
DCHECK(AllowHeapAllocation::IsAllowed());
DCHECK_IMPLIES(type == AllocationType::kCode,
alignment == AllocationAlignment::kCodeAligned);
DCHECK(heap()->gc_state() == Heap::TEAR_DOWN ||
heap()->gc_state() == Heap::NOT_IN_GC);
bool large_object = size_in_bytes > kMaxRegularHeapObjectSize;
CHECK_EQ(type, AllocationType::kOld);
if (large_object)
return heap()->lo_space()->AllocateRawBackground(this, size_in_bytes);
else
return old_space_allocator()->AllocateRaw(size_in_bytes, alignment, origin);
}
Address LocalHeap::AllocateRawOrFail(int object_size, AllocationType type,
AllocationOrigin origin,
AllocationAlignment alignment) {
AllocationResult result = AllocateRaw(object_size, type, origin, alignment);
if (!result.IsRetry()) return result.ToObject().address();
return PerformCollectionAndAllocateAgain(object_size, type, origin,
alignment);
}
} // namespace internal
} // namespace v8
#endif // V8_HEAP_LOCAL_HEAP_INL_H_
|
