Reviewers: danno,
Message:
PTAL.
Description:
Only count the descriptor array if it's owned by the map.
Please review this at https://chromiumcodereview.appspot.com/10918245/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/mark-compact.cc
Index: src/mark-compact.cc
diff --git a/src/mark-compact.cc b/src/mark-compact.cc
index
c83548fe22f3325e9e9bd29b5c7f71c42a9957e7..7c03a49e8536a4ace1e0e4aaa73eddeb22031a08
100644
--- a/src/mark-compact.cc
+++ b/src/mark-compact.cc
@@ -1548,7 +1548,8 @@ class MarkCompactMarkingVisitor::ObjectStatsTracker<
Map* map_obj = Map::cast(obj);
ASSERT(map->instance_type() == MAP_TYPE);
DescriptorArray* array = map_obj->instance_descriptors();
- if (array != heap->empty_descriptor_array()) {
+ if (map_obj->owns_descriptors() &&
+ array != heap->empty_descriptor_array()) {
int fixed_array_size = array->Size();
heap->RecordObjectStats(FIXED_ARRAY_TYPE,
DESCRIPTOR_ARRAY_SUB_TYPE,
--
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