factor/vm/gc.hpp

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namespace factor
{
enum gc_op {
collect_nursery_op,
collect_aging_op,
collect_to_tenured_op,
collect_full_op,
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collect_compact_op,
collect_growing_heap_op
};
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struct gc_event {
gc_op op;
cell nursery_size_before;
cell aging_size_before;
cell tenured_size_before;
cell tenured_free_block_count_before;
cell code_size_before;
cell code_free_block_count_before;
cell nursery_size_after;
cell aging_size_after;
cell tenured_size_after;
cell tenured_free_block_count_after;
cell code_size_after;
cell code_free_block_count_after;
cell cards_scanned;
cell decks_scanned;
cell code_blocks_scanned;
u64 start_time;
cell total_time;
cell card_scan_time;
cell code_scan_time;
cell data_sweep_time;
cell code_sweep_time;
cell compaction_time;
explicit gc_event(gc_op op_, factor_vm *parent);
void started_card_scan();
void ended_card_scan(cell cards_scanned_, cell decks_scanned_);
void started_code_scan();
void ended_code_scan(cell code_blocks_scanned_);
void started_data_sweep();
void ended_data_sweep();
void started_code_sweep();
void ended_code_sweep();
void started_compaction();
void ended_compaction();
void ended_gc(factor_vm *parent);
};
struct gc_state {
gc_op op;
u64 start_time;
jmp_buf gc_unwind;
gc_event *event;
explicit gc_state(gc_op op_, factor_vm *parent);
~gc_state();
void start_again(gc_op op_, factor_vm *parent);
};
VM_C_API void inline_gc(cell *gc_roots_base, cell gc_roots_size, factor_vm *parent);
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}