/**
* Prepare for a new collection increment. For the mark-sweep collector we must flip the state of
* the mark bit between collections.
*/
public void prepare(boolean fullHeap) {
if (fullHeap) {
if (VM.VERIFY_ASSERTIONS) {
VM.assertions._assert(treadmill.fromSpaceEmpty());
}
markState = MARK_BIT.minus(markState);
}
treadmill.flip(fullHeap);
inNurseryGC = !fullHeap;
}
