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Allow large object space to be part of remembered set

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This commit is contained in:
Andy Wingo 2023-03-15 09:34:12 +01:00
parent d0b8f6838d
commit e270290242
13 changed files with 135 additions and 25 deletions
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8
gc-embedder-api.h
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@ -41,6 +41,14 @@ GC_EMBEDDER_API inline void gc_trace_heap_roots(struct gc_heap_roots *roots,
struct gc_heap *heap,
void *trace_data);
// Some heap objects have space for a "remembered" bit, indicating they
// are in the remembered set. Large or potentially large objects
// (e.g. a vector whose size is a run-time property) must have a
// remembered set bit. Small objects may or may not have such a bit.
GC_EMBEDDER_API inline void gc_object_set_remembered(struct gc_ref ref);
GC_EMBEDDER_API inline int gc_object_is_remembered_nonatomic(struct gc_ref ref);
GC_EMBEDDER_API inline void gc_object_clear_remembered_nonatomic(struct gc_ref ref);
GC_EMBEDDER_API inline uintptr_t gc_object_forwarded_nonatomic(struct gc_ref ref);
GC_EMBEDDER_API inline void gc_object_forward_nonatomic(struct gc_ref ref,
struct gc_ref new_ref);