- Pass the knowledge whether the old GC is compacting to the GC prologue and ...

src/spaces.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 520 matching lines @@
 
 void PagedSpace::ClearRSet() {
   PageIterator it(this, PageIterator::ALL_PAGES);
   while (it.has_next()) {
     it.next()->ClearRSet();
   }
 }
 
 
 Object* PagedSpace::FindObject(Address addr) {
-#ifdef DEBUG
   // Note: this function can only be called before or after mark-compact GC
   // because it accesses map pointers.
   ASSERT(!MarkCompactCollector::in_use());
-#endif
 
   if (!Contains(addr)) return Failure::Exception();
 
   Page* p = Page::FromAddress(addr);
   ASSERT(IsUsed(p));
   Address cur = p->ObjectAreaStart();
   Address end = p->AllocationTop();
   while (cur < end) {
     HeapObject* obj = HeapObject::FromAddress(cur);
     Address next = cur + obj->Size();
@@ skipping 1981 matching lines @@
                      reinterpret_cast<Object**>(object->address()
                                                 + Page::kObjectAreaSize),
                      allocation_top);
       PrintF("\n");
     }
   }
 }
 #endif  // DEBUG
 
 } }  // namespace v8::internal