vm/aging_collector.cpp

   1 #include "master.hpp"
   2
   3 namespace factor
   4 {
   5
   6 aging_collector::aging_collector(factor_vm *myvm_) :
   7         copying_collector<aging_space,aging_policy>
   8         (myvm_,myvm_->data->aging,aging_policy(myvm_)) {}
   9
  10 void factor_vm::collect_aging()
  11 {
  12         {
  13                 to_tenured_collector collector(this);
  14                 collector.trace_cards(data->tenured,
  15                         card_points_to_aging,
  16                         simple_unmarker(card_mark_mask));
  17                 collector.cheneys_algorithm();
  18         }
  19         {
  20                 std::swap(data->aging,data->aging_semispace);
  21                 reset_generation(data->aging);
  22
  23                 aging_collector collector(this);
  24
  25                 collector.trace_roots();
  26                 collector.trace_contexts();
  27                 collector.trace_code_heap_roots(&code->points_to_aging);
  28                 collector.cheneys_algorithm();
  29                 update_dirty_code_blocks(&code->points_to_aging);
  30
  31                 nursery.here = nursery.start;
  32                 code->points_to_nursery.clear();
  33         }
  34 }
  35
  36 }