2011-09-30 Oliver Hunt <oliver@apple.com>

2011-09-30  Oliver Hunt  <oliver@apple.com>

        Need a sensible GGC policy

        Reviewed by Geoff Garen.

        This replaces the existing random collection policy
        with a deterministic policy based on nursery size.

        * heap/AllocationSpace.cpp:
        (JSC::AllocationSpace::allocateSlowCase):
        * heap/Heap.cpp:
        (JSC::Heap::Heap):
        (JSC::Heap::markRoots):
        (JSC::Heap::collect):
        * heap/Heap.h:
        * heap/MarkedSpace.cpp:
        (JSC::MarkedSpace::MarkedSpace):
        (JSC::MarkedSpace::resetAllocator):
        * heap/MarkedSpace.h:
        (JSC::MarkedSpace::nurseryWaterMark):
        (JSC::MarkedSpace::allocate):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@96432 268f45cc-cd09-0410-ab3c-d52691b4dbfc