typedef void (*CopyOrMarkObjectFunc) (GCObject**, SgenGrayQueue*);
typedef void (*ScanObjectFunc) (GCObject *obj, SgenDescriptor desc, SgenGrayQueue*);
typedef void (*ScanVTypeFunc) (GCObject *full_object, char *start, SgenDescriptor desc, SgenGrayQueue* BINARY_PROTOCOL_ARG (size_t size));
+typedef void (*ScanPtrFieldFunc) (GCObject *obj, GCObject **ptr, SgenGrayQueue* queue);
typedef gboolean (*DrainGrayStackFunc) (SgenGrayQueue *queue);
typedef struct {
CopyOrMarkObjectFunc copy_or_mark_object;
ScanObjectFunc scan_object;
ScanVTypeFunc scan_vtype;
+ ScanPtrFieldFunc scan_ptr_field;
/* Drain stack optimized for the above functions */
DrainGrayStackFunc drain_gray_stack;
/*FIXME add allocation function? */
size_t num_unique_scanned_objects;
} ScannedObjectCounts;
+typedef enum {
+ CARDTABLE_SCAN_GLOBAL = 0,
+ CARDTABLE_SCAN_MOD_UNION = 1,
+ CARDTABLE_SCAN_MOD_UNION_PRECLEAN = CARDTABLE_SCAN_MOD_UNION | 2,
+} CardTableScanType;
+
typedef struct _SgenMajorCollector SgenMajorCollector;
struct _SgenMajorCollector {
size_t section_size;
void (*free_non_pinned_object) (GCObject *obj, size_t size);
void (*pin_objects) (SgenGrayQueue *queue);
void (*pin_major_object) (GCObject *obj, SgenGrayQueue *queue);
- void (*scan_card_table) (gboolean mod_union, ScanCopyContext ctx);
+ void (*scan_card_table) (CardTableScanType scan_type, ScanCopyContext ctx);
void (*iterate_live_block_ranges) (sgen_cardtable_block_callback callback);
void (*update_cardtable_mod_union) (void);
void (*init_to_space) (void);
void sgen_pin_object (GCObject *object, SgenGrayQueue *queue);
void sgen_set_pinned_from_failed_allocation (mword objsize);
-void sgen_ensure_free_space (size_t size);
+void sgen_ensure_free_space (size_t size, int generation);
void sgen_gc_collect (int generation);
void sgen_perform_collection (size_t requested_size, int generation_to_collect, const char *reason, gboolean wait_to_finish);
gboolean sgen_ptr_is_in_los (char *ptr, char **start);
void sgen_los_iterate_objects (IterateObjectCallbackFunc cb, void *user_data);
void sgen_los_iterate_live_block_ranges (sgen_cardtable_block_callback callback);
-void sgen_los_scan_card_table (gboolean mod_union, ScanCopyContext ctx);
+void sgen_los_scan_card_table (CardTableScanType scan_type, ScanCopyContext ctx);
void sgen_los_update_cardtable_mod_union (void);
void sgen_los_count_cards (long long *num_total_cards, long long *num_marked_cards);
gboolean sgen_los_is_valid_object (char *object);