New page local store buffer.

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 348 matching lines @@
 
 
 void IncrementalMarking::SetNewSpacePageFlags(MemoryChunk* chunk,
                                               bool is_marking) {
   chunk->SetFlag(MemoryChunk::POINTERS_TO_HERE_ARE_INTERESTING);
   if (is_marking) {
     chunk->SetFlag(MemoryChunk::POINTERS_FROM_HERE_ARE_INTERESTING);
   } else {
     chunk->ClearFlag(MemoryChunk::POINTERS_FROM_HERE_ARE_INTERESTING);
   }
-  chunk->SetFlag(MemoryChunk::SCAN_ON_SCAVENGE);

[Hannes Payer (out of office), 2016/01/20 19:43:00]

Nice!

 }
 
 
 void IncrementalMarking::DeactivateIncrementalWriteBarrierForSpace(
     PagedSpace* space) {
   PageIterator it(space);
   while (it.has_next()) {
     Page* p = it.next();
     SetOldSpacePageFlags(p, false, false);
   }
@@ skipping 866 matching lines @@
 void IncrementalMarking::IncrementIdleMarkingDelayCounter() {
   idle_marking_delay_counter_++;
 }
 
 
 void IncrementalMarking::ClearIdleMarkingDelayCounter() {
   idle_marking_delay_counter_ = 0;
 }
 }  // namespace internal
 }  // namespace v8