diff options
Diffstat (limited to 'js/src/gc/Zone.h')
| -rw-r--r-- | js/src/gc/Zone.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/js/src/gc/Zone.h b/js/src/gc/Zone.h index 50d06319d..c8520ed55 100644 --- a/js/src/gc/Zone.h +++ b/js/src/gc/Zone.h @@ -349,10 +349,17 @@ struct Zone : public JS::shadow::Zone, // Keep track of all TypeDescr and related objects in this compartment. // This is used by the GC to trace them all first when compacting, since the // TypedObject trace hook may access these objects. - using TypeDescrObjectSet = js::GCHashSet<js::HeapPtr<JSObject*>, - js::MovableCellHasher<js::HeapPtr<JSObject*>>, + + // + // There are no barriers here - the set contains only tenured objects so no + // post-barrier is required, and these are weak references so no pre-barrier + // is required. + using TypeDescrObjectSet = js::GCHashSet<JSObject*, + js::MovableCellHasher<JSObject*>, js::SystemAllocPolicy>; JS::WeakCache<TypeDescrObjectSet> typeDescrObjects; + + bool addTypeDescrObject(JSContext* cx, HandleObject obj); // Malloc counter to measure memory pressure for GC scheduling. It runs from |