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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #include "src/heap/heap.h" | 5 #include "src/heap/heap.h" |
| 6 | 6 |
| 7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
| 8 #include "src/api.h" | 8 #include "src/api.h" |
| 9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
| 10 #include "src/base/once.h" | 10 #include "src/base/once.h" |
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| 2693 | 2693 |
| 2694 // Microtask queue uses the empty fixed array as a sentinel for "empty". | 2694 // Microtask queue uses the empty fixed array as a sentinel for "empty". |
| 2695 // Number of queued microtasks stored in Isolate::pending_microtask_count(). | 2695 // Number of queued microtasks stored in Isolate::pending_microtask_count(). |
| 2696 set_microtask_queue(empty_fixed_array()); | 2696 set_microtask_queue(empty_fixed_array()); |
| 2697 | 2697 |
| 2698 { | 2698 { |
| 2699 FeedbackVectorSlotKind kinds[] = {FeedbackVectorSlotKind::LOAD_IC, | 2699 FeedbackVectorSlotKind kinds[] = {FeedbackVectorSlotKind::LOAD_IC, |
| 2700 FeedbackVectorSlotKind::KEYED_LOAD_IC, | 2700 FeedbackVectorSlotKind::KEYED_LOAD_IC, |
| 2701 FeedbackVectorSlotKind::STORE_IC, | 2701 FeedbackVectorSlotKind::STORE_IC, |
| 2702 FeedbackVectorSlotKind::KEYED_STORE_IC}; | 2702 FeedbackVectorSlotKind::KEYED_STORE_IC}; |
| 2703 FeedbackVectorSpec spec(0, 4, kinds); | 2703 StaticFeedbackVectorSpec spec(0, 4, kinds); |
| 2704 Handle<TypeFeedbackVector> dummy_vector = | 2704 Handle<TypeFeedbackVector> dummy_vector = |
| 2705 factory->NewTypeFeedbackVector(&spec); | 2705 factory->NewTypeFeedbackVector(&spec); |
| 2706 for (int i = 0; i < 4; i++) { | 2706 for (int i = 0; i < 4; i++) { |
| 2707 dummy_vector->Set(FeedbackVectorICSlot(0), | 2707 dummy_vector->Set(FeedbackVectorICSlot(0), |
| 2708 *TypeFeedbackVector::MegamorphicSentinel(isolate()), | 2708 *TypeFeedbackVector::MegamorphicSentinel(isolate()), |
| 2709 SKIP_WRITE_BARRIER); | 2709 SKIP_WRITE_BARRIER); |
| 2710 } | 2710 } |
| 2711 set_dummy_vector(*dummy_vector); | 2711 set_dummy_vector(*dummy_vector); |
| 2712 } | 2712 } |
| 2713 | 2713 |
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| 6136 } | 6136 } |
| 6137 | 6137 |
| 6138 | 6138 |
| 6139 // static | 6139 // static |
| 6140 int Heap::GetStaticVisitorIdForMap(Map* map) { | 6140 int Heap::GetStaticVisitorIdForMap(Map* map) { |
| 6141 return StaticVisitorBase::GetVisitorId(map); | 6141 return StaticVisitorBase::GetVisitorId(map); |
| 6142 } | 6142 } |
| 6143 | 6143 |
| 6144 } // namespace internal | 6144 } // namespace internal |
| 6145 } // namespace v8 | 6145 } // namespace v8 |
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