factor/vm/to_tenured_collector.cpp

38 lines
963 B
C++

#include "master.hpp"
namespace factor {
void factor_vm::collect_to_tenured() {
// Copy live objects from aging space to tenured space.
mark_stack.clear();
slot_visitor<from_tenured_refs_copier>
visitor(this, from_tenured_refs_copier(data->tenured, &mark_stack));
visitor.visit_all_roots();
gc_event* event = current_gc->event;
if (event)
event->reset_timer();
visitor.visit_cards(data->tenured, card_points_to_aging, 0xff);
if (event) {
event->ended_phase(PHASE_CARD_SCAN);
event->cards_scanned += visitor.cards_scanned;
event->decks_scanned += visitor.decks_scanned;
}
if (event)
event->reset_timer();
visitor.visit_code_heap_roots(&code->points_to_aging);
if (event) {
event->ended_phase(PHASE_CODE_SCAN);
event->code_blocks_scanned += code->points_to_aging.size();
}
visitor.visit_mark_stack(&mark_stack);
data->reset_nursery();
data->reset_aging();
code->clear_remembered_set();
}
}