43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
#include "master.hpp"
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namespace factor {
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nursery_collector::nursery_collector(factor_vm* parent)
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: copying_collector<aging_space, nursery_policy>(parent,
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parent->data->aging,
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nursery_policy(parent)) {}
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void factor_vm::collect_nursery() {
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/* Copy live objects from the nursery (as determined by the root set and
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marked cards in aging and tenured) to aging space. */
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nursery_collector collector(this);
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collector.trace_roots();
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collector.trace_contexts();
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gc_event* event = current_gc->event;
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if (event)
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event->started_card_scan();
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collector.trace_cards(data->tenured, card_points_to_nursery,
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simple_unmarker(card_points_to_nursery));
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if (data->aging->here != data->aging->start) {
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collector.trace_cards(data->aging, card_points_to_nursery, full_unmarker());
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}
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if (event)
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event->ended_card_scan(collector.cards_scanned, collector.decks_scanned);
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if (event)
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event->started_code_scan();
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collector.trace_code_heap_roots(&code->points_to_nursery);
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if (event)
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event->ended_code_scan(collector.code_blocks_scanned);
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collector.cheneys_algorithm();
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data->reset_generation(&nursery);
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code->points_to_nursery.clear();
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}
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}
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