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Side by Side Diff: src/heap/objects-visiting-inl.h

Issue 1094863002: Remove the weak list of views from array buffers (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: updates Created 5 years, 8 months ago
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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 #ifndef V8_OBJECTS_VISITING_INL_H_ 5 #ifndef V8_OBJECTS_VISITING_INL_H_
6 #define V8_OBJECTS_VISITING_INL_H_ 6 #define V8_OBJECTS_VISITING_INL_H_
7 7
8 8
9 namespace v8 { 9 namespace v8 {
10 namespace internal { 10 namespace internal {
(...skipping 62 matching lines...) Expand 10 before | Expand all | Expand 10 after
73 table_.template RegisterSpecializations<StructVisitor, kVisitStruct, 73 table_.template RegisterSpecializations<StructVisitor, kVisitStruct,
74 kVisitStructGeneric>(); 74 kVisitStructGeneric>();
75 } 75 }
76 76
77 77
78 template <typename StaticVisitor> 78 template <typename StaticVisitor>
79 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSArrayBuffer( 79 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSArrayBuffer(
80 Map* map, HeapObject* object) { 80 Map* map, HeapObject* object) {
81 Heap* heap = map->GetHeap(); 81 Heap* heap = map->GetHeap();
82 82
83 STATIC_ASSERT(JSArrayBuffer::kWeakFirstViewOffset ==
84 JSArrayBuffer::kWeakNextOffset + kPointerSize);
85 VisitPointers(heap, HeapObject::RawField( 83 VisitPointers(heap, HeapObject::RawField(
86 object, JSArrayBuffer::BodyDescriptor::kStartOffset), 84 object, JSArrayBuffer::BodyDescriptor::kStartOffset),
87 HeapObject::RawField(object, JSArrayBuffer::kWeakNextOffset)); 85 HeapObject::RawField(object, JSArrayBuffer::kWeakNextOffset));
88 VisitPointers( 86 VisitPointers(
89 heap, HeapObject::RawField( 87 heap, HeapObject::RawField(object,
90 object, JSArrayBuffer::kWeakNextOffset + 2 * kPointerSize), 88 JSArrayBuffer::kWeakNextOffset + kPointerSize),
91 HeapObject::RawField(object, JSArrayBuffer::kSizeWithInternalFields)); 89 HeapObject::RawField(object, JSArrayBuffer::kSizeWithInternalFields));
92 return JSArrayBuffer::kSizeWithInternalFields; 90 return JSArrayBuffer::kSizeWithInternalFields;
93 } 91 }
94 92
95 93
96 template <typename StaticVisitor> 94 template <typename StaticVisitor>
97 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSTypedArray( 95 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSTypedArray(
98 Map* map, HeapObject* object) { 96 Map* map, HeapObject* object) {
99 VisitPointers( 97 VisitPointers(
100 map->GetHeap(), 98 map->GetHeap(),
101 HeapObject::RawField(object, JSTypedArray::BodyDescriptor::kStartOffset), 99 HeapObject::RawField(object, JSTypedArray::BodyDescriptor::kStartOffset),
102 HeapObject::RawField(object, JSTypedArray::kWeakNextOffset));
103 VisitPointers(
104 map->GetHeap(), HeapObject::RawField(
105 object, JSTypedArray::kWeakNextOffset + kPointerSize),
106 HeapObject::RawField(object, JSTypedArray::kSizeWithInternalFields)); 100 HeapObject::RawField(object, JSTypedArray::kSizeWithInternalFields));
107 return JSTypedArray::kSizeWithInternalFields; 101 return JSTypedArray::kSizeWithInternalFields;
108 } 102 }
109 103
110 104
111 template <typename StaticVisitor> 105 template <typename StaticVisitor>
112 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSDataView(Map* map, 106 int StaticNewSpaceVisitor<StaticVisitor>::VisitJSDataView(Map* map,
113 HeapObject* object) { 107 HeapObject* object) {
114 VisitPointers( 108 VisitPointers(
115 map->GetHeap(), 109 map->GetHeap(),
116 HeapObject::RawField(object, JSDataView::BodyDescriptor::kStartOffset), 110 HeapObject::RawField(object, JSDataView::BodyDescriptor::kStartOffset),
117 HeapObject::RawField(object, JSDataView::kWeakNextOffset));
118 VisitPointers(
119 map->GetHeap(),
120 HeapObject::RawField(object, JSDataView::kWeakNextOffset + kPointerSize),
121 HeapObject::RawField(object, JSDataView::kSizeWithInternalFields)); 111 HeapObject::RawField(object, JSDataView::kSizeWithInternalFields));
122 return JSDataView::kSizeWithInternalFields; 112 return JSDataView::kSizeWithInternalFields;
123 } 113 }
124 114
125 115
126 template <typename StaticVisitor> 116 template <typename StaticVisitor>
127 void StaticMarkingVisitor<StaticVisitor>::Initialize() { 117 void StaticMarkingVisitor<StaticVisitor>::Initialize() {
128 table_.Register(kVisitShortcutCandidate, 118 table_.Register(kVisitShortcutCandidate,
129 &FixedBodyVisitor<StaticVisitor, ConsString::BodyDescriptor, 119 &FixedBodyVisitor<StaticVisitor, ConsString::BodyDescriptor,
130 void>::Visit); 120 void>::Visit);
(...skipping 402 matching lines...) Expand 10 before | Expand all | Expand 10 after
533 map->GetHeap(), HeapObject::RawField(object, JSRegExp::kPropertiesOffset), 523 map->GetHeap(), HeapObject::RawField(object, JSRegExp::kPropertiesOffset),
534 HeapObject::RawField(object, last_property_offset)); 524 HeapObject::RawField(object, last_property_offset));
535 } 525 }
536 526
537 527
538 template <typename StaticVisitor> 528 template <typename StaticVisitor>
539 void StaticMarkingVisitor<StaticVisitor>::VisitJSArrayBuffer( 529 void StaticMarkingVisitor<StaticVisitor>::VisitJSArrayBuffer(
540 Map* map, HeapObject* object) { 530 Map* map, HeapObject* object) {
541 Heap* heap = map->GetHeap(); 531 Heap* heap = map->GetHeap();
542 532
543 STATIC_ASSERT(JSArrayBuffer::kWeakFirstViewOffset ==
544 JSArrayBuffer::kWeakNextOffset + kPointerSize);
545 StaticVisitor::VisitPointers( 533 StaticVisitor::VisitPointers(
546 heap, 534 heap,
547 HeapObject::RawField(object, JSArrayBuffer::BodyDescriptor::kStartOffset), 535 HeapObject::RawField(object, JSArrayBuffer::BodyDescriptor::kStartOffset),
548 HeapObject::RawField(object, JSArrayBuffer::kWeakNextOffset)); 536 HeapObject::RawField(object, JSArrayBuffer::kWeakNextOffset));
549 StaticVisitor::VisitPointers( 537 StaticVisitor::VisitPointers(
550 heap, HeapObject::RawField( 538 heap, HeapObject::RawField(object,
551 object, JSArrayBuffer::kWeakNextOffset + 2 * kPointerSize), 539 JSArrayBuffer::kWeakNextOffset + kPointerSize),
552 HeapObject::RawField(object, JSArrayBuffer::kSizeWithInternalFields)); 540 HeapObject::RawField(object, JSArrayBuffer::kSizeWithInternalFields));
553 } 541 }
554 542
555 543
556 template <typename StaticVisitor> 544 template <typename StaticVisitor>
557 void StaticMarkingVisitor<StaticVisitor>::VisitJSTypedArray( 545 void StaticMarkingVisitor<StaticVisitor>::VisitJSTypedArray(
558 Map* map, HeapObject* object) { 546 Map* map, HeapObject* object) {
559 StaticVisitor::VisitPointers( 547 StaticVisitor::VisitPointers(
560 map->GetHeap(), 548 map->GetHeap(),
561 HeapObject::RawField(object, JSTypedArray::BodyDescriptor::kStartOffset), 549 HeapObject::RawField(object, JSTypedArray::BodyDescriptor::kStartOffset),
562 HeapObject::RawField(object, JSTypedArray::kWeakNextOffset));
563 StaticVisitor::VisitPointers(
564 map->GetHeap(), HeapObject::RawField(
565 object, JSTypedArray::kWeakNextOffset + kPointerSize),
566 HeapObject::RawField(object, JSTypedArray::kSizeWithInternalFields)); 550 HeapObject::RawField(object, JSTypedArray::kSizeWithInternalFields));
567 } 551 }
568 552
569 553
570 template <typename StaticVisitor> 554 template <typename StaticVisitor>
571 void StaticMarkingVisitor<StaticVisitor>::VisitJSDataView(Map* map, 555 void StaticMarkingVisitor<StaticVisitor>::VisitJSDataView(Map* map,
572 HeapObject* object) { 556 HeapObject* object) {
573 StaticVisitor::VisitPointers( 557 StaticVisitor::VisitPointers(
574 map->GetHeap(), 558 map->GetHeap(),
575 HeapObject::RawField(object, JSDataView::BodyDescriptor::kStartOffset), 559 HeapObject::RawField(object, JSDataView::BodyDescriptor::kStartOffset),
576 HeapObject::RawField(object, JSDataView::kWeakNextOffset));
577 StaticVisitor::VisitPointers(
578 map->GetHeap(),
579 HeapObject::RawField(object, JSDataView::kWeakNextOffset + kPointerSize),
580 HeapObject::RawField(object, JSDataView::kSizeWithInternalFields)); 560 HeapObject::RawField(object, JSDataView::kSizeWithInternalFields));
581 } 561 }
582 562
583 563
584 template <typename StaticVisitor> 564 template <typename StaticVisitor>
585 void StaticMarkingVisitor<StaticVisitor>::MarkMapContents(Heap* heap, 565 void StaticMarkingVisitor<StaticVisitor>::MarkMapContents(Heap* heap,
586 Map* map) { 566 Map* map) {
587 Object* raw_transitions = map->raw_transitions(); 567 Object* raw_transitions = map->raw_transitions();
588 if (TransitionArray::IsFullTransitionArray(raw_transitions)) { 568 if (TransitionArray::IsFullTransitionArray(raw_transitions)) {
589 MarkTransitionArray(heap, TransitionArray::cast(raw_transitions)); 569 MarkTransitionArray(heap, TransitionArray::cast(raw_transitions));
(...skipping 304 matching lines...) Expand 10 before | Expand all | Expand 10 after
894 874
895 RelocIterator it(this, mode_mask); 875 RelocIterator it(this, mode_mask);
896 for (; !it.done(); it.next()) { 876 for (; !it.done(); it.next()) {
897 it.rinfo()->template Visit<StaticVisitor>(heap); 877 it.rinfo()->template Visit<StaticVisitor>(heap);
898 } 878 }
899 } 879 }
900 } 880 }
901 } // namespace v8::internal 881 } // namespace v8::internal
902 882
903 #endif // V8_OBJECTS_VISITING_INL_H_ 883 #endif // V8_OBJECTS_VISITING_INL_H_
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