bool Heap::IdleNotification() {
- static const int kIdlesBeforeCollection = 7;
+ static const int kIdlesBeforeScavenge = 4;
+ static const int kIdlesBeforeMarkSweep = 7;
+ static const int kIdlesBeforeMarkCompact = 8;
static int number_idle_notifications = 0;
static int last_gc_count = gc_count_;
last_gc_count = gc_count_;
}
- if (number_idle_notifications >= kIdlesBeforeCollection) {
- // The first time through we collect without forcing compaction.
- // The second time through we force compaction and quit.
- bool force_compaction =
- number_idle_notifications > kIdlesBeforeCollection;
- CollectAllGarbage(force_compaction);
+ if (number_idle_notifications == kIdlesBeforeScavenge) {
+ CollectGarbage(0, NEW_SPACE);
+ new_space_.Shrink();
last_gc_count = gc_count_;
- if (force_compaction) {
- // Shrink new space.
- new_space_.Shrink();
- number_idle_notifications = 0;
- finished = true;
- }
+
+ } else if (number_idle_notifications == kIdlesBeforeMarkSweep) {
+ CollectAllGarbage(false);
+ new_space_.Shrink();
+ last_gc_count = gc_count_;
+
+ } else if (number_idle_notifications == kIdlesBeforeMarkCompact) {
+ CollectAllGarbage(true);
+ new_space_.Shrink();
+ last_gc_count = gc_count_;
+ number_idle_notifications = 0;
+ finished = true;
}
// Uncommit unused memory in new space.