vm/gc.hpp

   1 namespace factor {
   2
   3 struct must_start_gc_again {
   4 };
   5
   6 enum gc_op {
   7   collect_nursery_op,
   8   collect_aging_op,
   9   collect_to_tenured_op,
  10   collect_full_op,
  11   collect_compact_op,
  12   collect_growing_heap_op
  13 };
  14
  15 struct gc_event {
  16   gc_op op;
  17   data_heap_room data_heap_before;
  18   allocator_room code_heap_before;
  19   data_heap_room data_heap_after;
  20   allocator_room code_heap_after;
  21   cell cards_scanned;
  22   cell decks_scanned;
  23   cell code_blocks_scanned;
  24   uint64_t start_time;
  25   cell total_time;
  26   cell card_scan_time;
  27   cell code_scan_time;
  28   cell data_sweep_time;
  29   cell code_sweep_time;
  30   cell compaction_time;
  31   uint64_t temp_time;
  32
  33   gc_event(gc_op op, factor_vm* parent);
  34   void reset_timer();
  35   void ended_card_scan(cell cards_scanned_, cell decks_scanned_);
  36   void ended_code_scan(cell code_blocks_scanned_);
  37   void ended_data_sweep();
  38   void ended_code_sweep();
  39   void ended_compaction();
  40   void ended_gc(factor_vm* parent);
  41 };
  42
  43 struct gc_state {
  44   gc_op op;
  45   uint64_t start_time;
  46   gc_event* event;
  47
  48   gc_state(gc_op op, factor_vm* parent);
  49   ~gc_state();
  50   void start_again(gc_op op_, factor_vm* parent);
  51 };
  52
  53 }