[heap] Black allocation.

src/heap/heap.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HEAP_HEAP_H_
 #define V8_HEAP_HEAP_H_
 
 #include <cmath>
 #include <map>
 
@@ skipping 1020 matching lines @@
   // Iterates over all roots in the heap.
   void IterateRoots(ObjectVisitor* v, VisitMode mode);
   // Iterates over all strong roots in the heap.
   void IterateStrongRoots(ObjectVisitor* v, VisitMode mode);
   // Iterates over entries in the smi roots list.  Only interesting to the
   // serializer/deserializer, since GC does not care about smis.
   void IterateSmiRoots(ObjectVisitor* v);
   // Iterates over all the other roots in the heap.
   void IterateWeakRoots(ObjectVisitor* v, VisitMode mode);
 
-  // Iterate pointers to from semispace of new space found in memory interval
-  // from start to end within |object|.
-  void IteratePointersToFromSpace(HeapObject* target, int size,
-                                  ObjectSlotCallback callback);
+  // Iterate pointers of promoted objects.
+  void IteratePromotedObject(HeapObject* target, int size,
+                             ObjectSlotCallback callback);
 
-  void IterateAndMarkPointersToFromSpace(HeapObject* object, Address start,
-                                         Address end, bool record_slots,
-                                         ObjectSlotCallback callback);
+  void IteratePromotedObjectPointers(HeapObject* object, Address start,
+                                     Address end, bool record_slots,
+                                     ObjectSlotCallback callback);
 
   // ===========================================================================
   // Store buffer API. =========================================================
   // ===========================================================================
 
   // Write barrier support for object[offset] = o;
   inline void RecordWrite(Object* object, int offset, Object* o);
 
   Address* store_buffer_top_address() {
     return reinterpret_cast<Address*>(&roots_[kStoreBufferTopRootIndex]);
@@ skipping 13 matching lines @@
   // stopped.
   void StartIncrementalMarking(int gc_flags = kNoGCFlags,
                                const GCCallbackFlags gc_callback_flags =
                                    GCCallbackFlags::kNoGCCallbackFlags,
                                const char* reason = nullptr);
 
   void FinalizeIncrementalMarkingIfComplete(const char* comment);
 
   bool TryFinalizeIdleIncrementalMarking(double idle_time_in_ms);
 
+  void RegisterReservationsForBlackAllocation(Reservation* reservations);
+
   IncrementalMarking* incremental_marking() { return incremental_marking_; }
 
   // ===========================================================================
   // External string table API. ================================================
   // ===========================================================================
 
   // Registers an external string.
   inline void RegisterExternalString(String* string);
 
   // Finalizes an external string by deleting the associated external
@@ skipping 1103 matching lines @@
   // Used for testing purposes.
   bool force_oom_;
 
   // Classes in "heap" can be friends.
   friend class AlwaysAllocateScope;
   friend class GCCallbacksScope;
   friend class GCTracer;
   friend class HeapIterator;
   friend class IdleScavengeObserver;
   friend class IncrementalMarking;
-  friend class IteratePointersToFromSpaceVisitor;
+  friend class IteratePromotedObjectsVisitor;
   friend class MarkCompactCollector;
   friend class MarkCompactMarkingVisitor;
   friend class NewSpace;
   friend class ObjectStatsVisitor;
   friend class Page;
   friend class Scavenger;
   friend class StoreBuffer;
 
   // The allocator interface.
   friend class Factory;
@@ skipping 405 matching lines @@
 
  private:
   friend class NewSpace;
   DISALLOW_COPY_AND_ASSIGN(InlineAllocationObserver);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_HEAP_H_