1 files changed, 8 insertions, 1 deletions
diff --git a/deps/v8/src/heap/invalidated-slots.cc b/deps/v8/src/heap/invalidated-slots.cc
index 85430e58bc..42042c63ef 100644
--- a/deps/v8/src/heap/invalidated-slots.cc
+++ b/deps/v8/src/heap/invalidated-slots.cc
@@ -9,8 +9,15 @@ namespace v8 {
 namespace internal {
 
 InvalidatedSlotsFilter::InvalidatedSlotsFilter(MemoryChunk* chunk) {
+  // Adjust slots_in_free_space_are_valid_ if more spaces are added.
   DCHECK_IMPLIES(chunk->invalidated_slots() != nullptr,
-                 chunk->owner()->identity() == OLD_SPACE);
+                 chunk->InOldSpace() || chunk->InLargeObjectSpace());
+  // The sweeper removes invalid slots and makes free space available for
+  // allocation. Slots for new objects can be recorded in the free space.
+  // Note that we cannot simply check for SweepingDone because pages in large
+  // object space are not swept but have SweepingDone() == true.
+  slots_in_free_space_are_valid_ = chunk->SweepingDone() && chunk->InOldSpace();
+
   InvalidatedSlots* invalidated_slots =
       chunk->invalidated_slots() ? chunk->invalidated_slots() : &empty_;
   iterator_ = invalidated_slots->begin();