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Issue 9748004: Add Zhongping Wang <kewpie.w.zp@gmail.com> to AUTHORS (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 9 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 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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2586 ASSERT(page->area_size() >= object_size); 2586 ASSERT(page->area_size() >= object_size);
2587 2587
2588 size_ += static_cast<int>(page->size()); 2588 size_ += static_cast<int>(page->size());
2589 objects_size_ += object_size; 2589 objects_size_ += object_size;
2590 page_count_++; 2590 page_count_++;
2591 page->set_next_page(first_page_); 2591 page->set_next_page(first_page_);
2592 first_page_ = page; 2592 first_page_ = page;
2593 2593
2594 // Register all MemoryChunk::kAlignment-aligned chunks covered by 2594 // Register all MemoryChunk::kAlignment-aligned chunks covered by
2595 // this large page in the chunk map. 2595 // this large page in the chunk map.
2596 uintptr_t base = reinterpret_cast<uintptr_t>(page)/MemoryChunk::kAlignment; 2596 uintptr_t base = reinterpret_cast<uintptr_t>(page) / MemoryChunk::kAlignment;
2597 uintptr_t limit = base + (page->size()-1)/MemoryChunk::kAlignment; 2597 uintptr_t limit = base + (page->size() - 1) / MemoryChunk::kAlignment;
2598 for (uintptr_t key = base; key <= limit; key++) { 2598 for (uintptr_t key = base; key <= limit; key++) {
2599 HashMap::Entry* entry = chunk_map_.Lookup(reinterpret_cast<void*>(key), 2599 HashMap::Entry* entry = chunk_map_.Lookup(reinterpret_cast<void*>(key),
2600 key, true); 2600 static_cast<uint32_t>(key),
2601 true);
2601 ASSERT(entry != NULL); 2602 ASSERT(entry != NULL);
2602 entry->value = page; 2603 entry->value = page;
2603 } 2604 }
2604 2605
2605 HeapObject* object = page->GetObject(); 2606 HeapObject* object = page->GetObject();
2606 2607
2607 #ifdef DEBUG 2608 #ifdef DEBUG
2608 // Make the object consistent so the heap can be vefified in OldSpaceStep. 2609 // Make the object consistent so the heap can be vefified in OldSpaceStep.
2609 reinterpret_cast<Object**>(object->address())[0] = 2610 reinterpret_cast<Object**>(object->address())[0] =
2610 heap()->fixed_array_map(); 2611 heap()->fixed_array_map();
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2622 if (page != NULL) { 2623 if (page != NULL) {
2623 return page->GetObject(); 2624 return page->GetObject();
2624 } 2625 }
2625 return Failure::Exception(); 2626 return Failure::Exception();
2626 } 2627 }
2627 2628
2628 2629
2629 LargePage* LargeObjectSpace::FindPage(Address a) { 2630 LargePage* LargeObjectSpace::FindPage(Address a) {
2630 uintptr_t key = reinterpret_cast<uintptr_t>(a) / MemoryChunk::kAlignment; 2631 uintptr_t key = reinterpret_cast<uintptr_t>(a) / MemoryChunk::kAlignment;
2631 HashMap::Entry* e = chunk_map_.Lookup(reinterpret_cast<void*>(key), 2632 HashMap::Entry* e = chunk_map_.Lookup(reinterpret_cast<void*>(key),
2632 key, false); 2633 static_cast<uint32_t>(key),
2634 false);
2633 if (e != NULL) { 2635 if (e != NULL) {
2634 ASSERT(e->value != NULL); 2636 ASSERT(e->value != NULL);
2635 LargePage* page = reinterpret_cast<LargePage*>(e->value); 2637 LargePage* page = reinterpret_cast<LargePage*>(e->value);
2636 ASSERT(page->is_valid()); 2638 ASSERT(page->is_valid());
2637 if (page->Contains(a)) { 2639 if (page->Contains(a)) {
2638 return page; 2640 return page;
2639 } 2641 }
2640 } 2642 }
2641 return NULL; 2643 return NULL;
2642 } 2644 }
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2673 objects_size_ -= object->Size(); 2675 objects_size_ -= object->Size();
2674 page_count_--; 2676 page_count_--;
2675 2677
2676 // Remove entries belonging to this page. 2678 // Remove entries belonging to this page.
2677 // Use variable alignment to help pass length check (<= 80 characters) 2679 // Use variable alignment to help pass length check (<= 80 characters)
2678 // of single line in tools/presubmit.py. 2680 // of single line in tools/presubmit.py.
2679 const intptr_t alignment = MemoryChunk::kAlignment; 2681 const intptr_t alignment = MemoryChunk::kAlignment;
2680 uintptr_t base = reinterpret_cast<uintptr_t>(page)/alignment; 2682 uintptr_t base = reinterpret_cast<uintptr_t>(page)/alignment;
2681 uintptr_t limit = base + (page->size()-1)/alignment; 2683 uintptr_t limit = base + (page->size()-1)/alignment;
2682 for (uintptr_t key = base; key <= limit; key++) { 2684 for (uintptr_t key = base; key <= limit; key++) {
2683 chunk_map_.Remove(reinterpret_cast<void*>(key), key); 2685 chunk_map_.Remove(reinterpret_cast<void*>(key),
2686 static_cast<uint32_t>(key));
2684 } 2687 }
2685 2688
2686 if (is_pointer_object) { 2689 if (is_pointer_object) {
2687 heap()->QueueMemoryChunkForFree(page); 2690 heap()->QueueMemoryChunkForFree(page);
2688 } else { 2691 } else {
2689 heap()->isolate()->memory_allocator()->Free(page); 2692 heap()->isolate()->memory_allocator()->Free(page);
2690 } 2693 }
2691 } 2694 }
2692 } 2695 }
2693 heap()->FreeQueuedChunks(); 2696 heap()->FreeQueuedChunks();
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2811 object->ShortPrint(); 2814 object->ShortPrint();
2812 PrintF("\n"); 2815 PrintF("\n");
2813 } 2816 }
2814 printf(" --------------------------------------\n"); 2817 printf(" --------------------------------------\n");
2815 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes()); 2818 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes());
2816 } 2819 }
2817 2820
2818 #endif // DEBUG 2821 #endif // DEBUG
2819 2822
2820 } } // namespace v8::internal 2823 } } // namespace v8::internal
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