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Side by Side Diff: src/heap/spaces.h

Issue 2313273002: [heap] Test fixes (Closed)
Patch Set: Created 4 years, 3 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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_HEAP_SPACES_H_ 5 #ifndef V8_HEAP_SPACES_H_
6 #define V8_HEAP_SPACES_H_ 6 #define V8_HEAP_SPACES_H_
7 7
8 #include <list> 8 #include <list>
9 #include <memory> 9 #include <memory>
10 #include <unordered_set> 10 #include <unordered_set>
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689 689
690 private: 690 private:
691 void InitializeReservedMemory() { reservation_.Reset(); } 691 void InitializeReservedMemory() { reservation_.Reset(); }
692 692
693 friend class MemoryAllocator; 693 friend class MemoryAllocator;
694 friend class MemoryChunkValidator; 694 friend class MemoryChunkValidator;
695 }; 695 };
696 696
697 DEFINE_OPERATORS_FOR_FLAGS(MemoryChunk::Flags) 697 DEFINE_OPERATORS_FOR_FLAGS(MemoryChunk::Flags)
698 698
699 STATIC_ASSERT(kMaxRegularHeapObjectSize < MemoryChunk::kAllocatableMemory); 699 static_assert(kMaxRegularHeapObjectSize <= MemoryChunk::kAllocatableMemory,
700 "kMaxRegularHeapObjectSize <= MemoryChunk::kAllocatableMemory");
700 701
701 // ----------------------------------------------------------------------------- 702 // -----------------------------------------------------------------------------
702 // A page is a memory chunk of a size 1MB. Large object pages may be larger. 703 // A page is a memory chunk of a size 1MB. Large object pages may be larger.
703 // 704 //
704 // The only way to get a page pointer is by calling factory methods: 705 // The only way to get a page pointer is by calling factory methods:
705 // Page* p = Page::FromAddress(addr); or 706 // Page* p = Page::FromAddress(addr); or
706 // Page* p = Page::FromTopOrLimit(top); 707 // Page* p = Page::FromTopOrLimit(top);
707 class Page : public MemoryChunk { 708 class Page : public MemoryChunk {
708 public: 709 public:
709 static const intptr_t kCopyAllFlags = ~0; 710 static const intptr_t kCopyAllFlags = ~0;
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2941 PageIterator old_iterator_; 2942 PageIterator old_iterator_;
2942 PageIterator code_iterator_; 2943 PageIterator code_iterator_;
2943 PageIterator map_iterator_; 2944 PageIterator map_iterator_;
2944 LargePageIterator lo_iterator_; 2945 LargePageIterator lo_iterator_;
2945 }; 2946 };
2946 2947
2947 } // namespace internal 2948 } // namespace internal
2948 } // namespace v8 2949 } // namespace v8
2949 2950
2950 #endif // V8_HEAP_SPACES_H_ 2951 #endif // V8_HEAP_SPACES_H_
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