bool IncrementalMarking::BaseRecordWrite(HeapObject* obj,
Object** slot,
Object* value) {
- MarkBit value_bit = Marking::MarkBitFrom(HeapObject::cast(value));
+ HeapObject* value_heap_obj = HeapObject::cast(value);
+ MarkBit value_bit = Marking::MarkBitFrom(value_heap_obj);
if (Marking::IsWhite(value_bit)) {
MarkBit obj_bit = Marking::MarkBitFrom(obj);
if (Marking::IsBlack(obj_bit)) {
- BlackToGreyAndUnshift(obj, obj_bit);
- RestartIfNotMarking();
+ MemoryChunk* chunk = MemoryChunk::FromAddress(obj->address());
+ if (chunk->IsFlagSet(MemoryChunk::HAS_PROGRESS_BAR)) {
+ WhiteToGreyAndPush(value_heap_obj, value_bit);
+ RestartIfNotMarking();
+ } else {
+ BlackToGreyAndUnshift(obj, obj_bit);
+ RestartIfNotMarking();
+ return false;
+ }
+ } else {
+ return false;
}
-
- // Object is either grey or white. It will be scanned if survives.
- return false;
}
if (!is_compacting_) return false;
MarkBit obj_bit = Marking::MarkBitFrom(obj);