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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef HEAP_HEAP_UTILS_H_ | 5 #ifndef HEAP_HEAP_UTILS_H_ |
6 #define HEAP_HEAP_UTILS_H_ | 6 #define HEAP_HEAP_UTILS_H_ |
7 | 7 |
8 #include "src/heap/heap.h" | 8 #include "src/heap/heap.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
11 namespace internal { | 11 namespace internal { |
12 namespace heap { | 12 namespace heap { |
13 | 13 |
14 void SealCurrentObjects(Heap* heap); | 14 void SealCurrentObjects(Heap* heap); |
15 | 15 |
16 int FixedArrayLenFromSize(int size); | 16 int FixedArrayLenFromSize(int size); |
17 | 17 |
18 // Fill a page with fixed arrays leaving remainder behind. The function does | 18 // Fill a page with fixed arrays leaving remainder behind. The function does |
19 // not create additional fillers and assumes that the space has just been | 19 // not create additional fillers and assumes that the space has just been |
20 // sealed. | 20 // sealed. |
21 std::vector<Handle<FixedArray>> FillOldSpacePageWithFixedArrays(Heap* heap, | 21 std::vector<Handle<FixedArray>> FillOldSpacePageWithFixedArrays(Heap* heap, |
22 int remainder); | 22 int remainder); |
23 | 23 |
24 std::vector<Handle<FixedArray>> CreatePadding( | 24 std::vector<Handle<FixedArray>> CreatePadding( |
25 Heap* heap, int padding_size, PretenureFlag tenure, | 25 Heap* heap, int padding_size, PretenureFlag tenure, |
26 int object_size = Page::kMaxRegularHeapObjectSize); | 26 int object_size = kMaxRegularHeapObjectSize); |
27 | 27 |
28 void AllocateAllButNBytes( | 28 void AllocateAllButNBytes( |
29 v8::internal::NewSpace* space, int extra_bytes, | 29 v8::internal::NewSpace* space, int extra_bytes, |
30 std::vector<Handle<FixedArray>>* out_handles = nullptr); | 30 std::vector<Handle<FixedArray>>* out_handles = nullptr); |
31 | 31 |
32 void FillCurrentPage(v8::internal::NewSpace* space, | 32 void FillCurrentPage(v8::internal::NewSpace* space, |
33 std::vector<Handle<FixedArray>>* out_handles = nullptr); | 33 std::vector<Handle<FixedArray>>* out_handles = nullptr); |
34 | 34 |
35 // Helper function that simulates a full new-space in the heap. | 35 // Helper function that simulates a full new-space in the heap. |
36 bool FillUpOnePage(v8::internal::NewSpace* space, | 36 bool FillUpOnePage(v8::internal::NewSpace* space, |
(...skipping 11 matching lines...) Expand all Loading... |
48 | 48 |
49 void AbandonCurrentlyFreeMemory(PagedSpace* space); | 49 void AbandonCurrentlyFreeMemory(PagedSpace* space); |
50 | 50 |
51 void GcAndSweep(Heap* heap, AllocationSpace space); | 51 void GcAndSweep(Heap* heap, AllocationSpace space); |
52 | 52 |
53 } // namespace heap | 53 } // namespace heap |
54 } // namespace internal | 54 } // namespace internal |
55 } // namespace v8 | 55 } // namespace v8 |
56 | 56 |
57 #endif // HEAP_HEAP_UTILS_H_ | 57 #endif // HEAP_HEAP_UTILS_H_ |
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