[heap] Avoid the use of cells to point from code to new-space objects.

src/heap/incremental-marking.cc

 // 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.
 
 #include "src/heap/incremental-marking.h"
 
 #include "src/code-stubs.h"
 #include "src/compilation-cache.h"
 #include "src/conversions.h"
 #include "src/heap/gc-idle-time-handler.h"
@@ skipping 114 matching lines @@
 void IncrementalMarking::RecordWriteOfCodeEntrySlow(JSFunction* host,
                                                     Object** slot,
                                                     Code* value) {
   if (BaseRecordWrite(host, value)) {
     DCHECK(slot != NULL);
     heap_->mark_compact_collector()->RecordCodeEntrySlot(
         host, reinterpret_cast<Address>(slot), value);
   }
 }
 
+void IncrementalMarking::RecordWriteIntoCodeToNewSpaceSlow(Code* host,
+                                                           RelocInfo* rinfo,
+                                                           Object* value) {
+  heap()->mark_compact_collector()->RecordRelocSlotToNewSpace(host, rinfo,
+                                                              value);
+}
+
 void IncrementalMarking::RecordWriteIntoCodeSlow(Code* host, RelocInfo* rinfo,
                                                  Object* value) {
   if (BaseRecordWrite(host, value)) {
     // Object is not going to be rescanned.  We need to record the slot.
     heap_->mark_compact_collector()->RecordRelocSlot(host, rinfo, value);
   }
 }
 
 
 void IncrementalMarking::WhiteToGreyAndPush(HeapObject* obj, MarkBit mark_bit) {
@@ skipping 1105 matching lines @@
 void IncrementalMarking::IncrementIdleMarkingDelayCounter() {
   idle_marking_delay_counter_++;
 }
 
 
 void IncrementalMarking::ClearIdleMarkingDelayCounter() {
   idle_marking_delay_counter_ = 0;
 }
 }  // namespace internal
 }  // namespace v8