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Issue 136643008: A64: Synchronize with r18256. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/a64
Patch Set: Created 6 years, 10 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 // 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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2189 heap->CopyBlock(target->address(), source->address(), size); 2189 heap->CopyBlock(target->address(), source->address(), size);
2190 2190
2191 // Set the forwarding address. 2191 // Set the forwarding address.
2192 source->set_map_word(MapWord::FromForwardingAddress(target)); 2192 source->set_map_word(MapWord::FromForwardingAddress(target));
2193 2193
2194 if (logging_and_profiling_mode == LOGGING_AND_PROFILING_ENABLED) { 2194 if (logging_and_profiling_mode == LOGGING_AND_PROFILING_ENABLED) {
2195 // Update NewSpace stats if necessary. 2195 // Update NewSpace stats if necessary.
2196 RecordCopiedObject(heap, target); 2196 RecordCopiedObject(heap, target);
2197 Isolate* isolate = heap->isolate(); 2197 Isolate* isolate = heap->isolate();
2198 HeapProfiler* heap_profiler = isolate->heap_profiler(); 2198 HeapProfiler* heap_profiler = isolate->heap_profiler();
2199 if (heap_profiler->is_profiling()) { 2199 if (heap_profiler->is_tracking_object_moves()) {
2200 heap_profiler->ObjectMoveEvent(source->address(), target->address(), 2200 heap_profiler->ObjectMoveEvent(source->address(), target->address(),
2201 size); 2201 size);
2202 } 2202 }
2203 if (isolate->logger()->is_logging_code_events() || 2203 if (isolate->logger()->is_logging_code_events() ||
2204 isolate->cpu_profiler()->is_profiling()) { 2204 isolate->cpu_profiler()->is_profiling()) {
2205 if (target->IsSharedFunctionInfo()) { 2205 if (target->IsSharedFunctionInfo()) {
2206 PROFILE(isolate, SharedFunctionInfoMoveEvent( 2206 PROFILE(isolate, SharedFunctionInfoMoveEvent(
2207 source->address(), target->address())); 2207 source->address(), target->address()));
2208 } 2208 }
2209 } 2209 }
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2440 LOGGING_AND_PROFILING_ENABLED>::Initialize(); 2440 LOGGING_AND_PROFILING_ENABLED>::Initialize();
2441 ScavengingVisitor<IGNORE_MARKS, LOGGING_AND_PROFILING_ENABLED>::Initialize(); 2441 ScavengingVisitor<IGNORE_MARKS, LOGGING_AND_PROFILING_ENABLED>::Initialize();
2442 } 2442 }
2443 2443
2444 2444
2445 void Heap::SelectScavengingVisitorsTable() { 2445 void Heap::SelectScavengingVisitorsTable() {
2446 bool logging_and_profiling = 2446 bool logging_and_profiling =
2447 isolate()->logger()->is_logging() || 2447 isolate()->logger()->is_logging() ||
2448 isolate()->cpu_profiler()->is_profiling() || 2448 isolate()->cpu_profiler()->is_profiling() ||
2449 (isolate()->heap_profiler() != NULL && 2449 (isolate()->heap_profiler() != NULL &&
2450 isolate()->heap_profiler()->is_profiling()); 2450 isolate()->heap_profiler()->is_tracking_object_moves());
2451 2451
2452 if (!incremental_marking()->IsMarking()) { 2452 if (!incremental_marking()->IsMarking()) {
2453 if (!logging_and_profiling) { 2453 if (!logging_and_profiling) {
2454 scavenging_visitors_table_.CopyFrom( 2454 scavenging_visitors_table_.CopyFrom(
2455 ScavengingVisitor<IGNORE_MARKS, 2455 ScavengingVisitor<IGNORE_MARKS,
2456 LOGGING_AND_PROFILING_DISABLED>::GetTable()); 2456 LOGGING_AND_PROFILING_DISABLED>::GetTable());
2457 } else { 2457 } else {
2458 scavenging_visitors_table_.CopyFrom( 2458 scavenging_visitors_table_.CopyFrom(
2459 ScavengingVisitor<IGNORE_MARKS, 2459 ScavengingVisitor<IGNORE_MARKS,
2460 LOGGING_AND_PROFILING_ENABLED>::GetTable()); 2460 LOGGING_AND_PROFILING_ENABLED>::GetTable());
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4883 // Since we know the clone is allocated in new space, we can copy 4883 // Since we know the clone is allocated in new space, we can copy
4884 // the contents without worrying about updating the write barrier. 4884 // the contents without worrying about updating the write barrier.
4885 CopyBlock(HeapObject::cast(clone)->address(), 4885 CopyBlock(HeapObject::cast(clone)->address(),
4886 source->address(), 4886 source->address(),
4887 object_size); 4887 object_size);
4888 4888
4889 if (site != NULL) { 4889 if (site != NULL) {
4890 AllocationMemento* alloc_memento = reinterpret_cast<AllocationMemento*>( 4890 AllocationMemento* alloc_memento = reinterpret_cast<AllocationMemento*>(
4891 reinterpret_cast<Address>(clone) + object_size); 4891 reinterpret_cast<Address>(clone) + object_size);
4892 InitializeAllocationMemento(alloc_memento, site); 4892 InitializeAllocationMemento(alloc_memento, site);
4893 HeapProfiler* profiler = isolate()->heap_profiler();
4894 if (profiler->is_tracking_allocations()) {
4895 profiler->UpdateObjectSizeEvent(HeapObject::cast(clone)->address(),
4896 object_size);
4897 profiler->NewObjectEvent(alloc_memento->address(),
4898 AllocationMemento::kSize);
4899 }
4900 } 4893 }
4901 } 4894 }
4902 4895
4903 SLOW_ASSERT( 4896 SLOW_ASSERT(
4904 JSObject::cast(clone)->GetElementsKind() == source->GetElementsKind()); 4897 JSObject::cast(clone)->GetElementsKind() == source->GetElementsKind());
4905 FixedArrayBase* elements = FixedArrayBase::cast(source->elements()); 4898 FixedArrayBase* elements = FixedArrayBase::cast(source->elements());
4906 FixedArray* properties = FixedArray::cast(source->properties()); 4899 FixedArray* properties = FixedArray::cast(source->properties());
4907 // Update elements if necessary. 4900 // Update elements if necessary.
4908 if (elements->length() > 0) { 4901 if (elements->length() > 0) {
4909 Object* elem; 4902 Object* elem;
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8000 static_cast<int>(object_sizes_last_time_[index])); 7993 static_cast<int>(object_sizes_last_time_[index]));
8001 CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT) 7994 CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT)
8002 #undef ADJUST_LAST_TIME_OBJECT_COUNT 7995 #undef ADJUST_LAST_TIME_OBJECT_COUNT
8003 7996
8004 OS::MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_)); 7997 OS::MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_));
8005 OS::MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_)); 7998 OS::MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_));
8006 ClearObjectStats(); 7999 ClearObjectStats();
8007 } 8000 }
8008 8001
8009 } } // namespace v8::internal 8002 } } // namespace v8::internal
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