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Reorder events in event listener; refactors to mmc and pcc

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In GC, request mutators to stop before doing anything else; changes the
order of the event listener interface.  Also, refactor mmc to look more
like pcc.
This commit is contained in:
Andy Wingo 2024-09-10 10:55:38 +02:00
parent 9f437485ec
commit 6545b34073
11 changed files with 140 additions and 158 deletions
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2
src/bdw.c
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@ -412,13 +412,13 @@ gc_heap_pending_ephemerons(struct gc_heap *heap) {
static void on_collection_event(GC_EventType event) {
switch (event) {
case GC_EVENT_START: {
HEAP_EVENT(prepare_gc, GC_COLLECTION_MAJOR);
HEAP_EVENT(requesting_stop);
HEAP_EVENT(waiting_for_stop);
break;
}
case GC_EVENT_MARK_START:
HEAP_EVENT(mutators_stopped);
HEAP_EVENT(prepare_gc, GC_COLLECTION_MAJOR);
break;
case GC_EVENT_MARK_END:
HEAP_EVENT(roots_traced);