/**
* Called when the immix::GC object wishes to mark an object.
*
* @returns true if the object is not already marked, and in the Immix
* space; otherwise false.
*/
inline bool mark_address(memory::Address addr, immix::MarkStack& ms, bool push = true) {
Object* obj = addr.as<Object>();
if(obj->marked_p(object_memory_->mark())) return false;
obj->mark(object_memory_, object_memory_->mark());
gc_->inc_marked_objects();
if(push) ms.push_back(addr);
// If this is a young object, let the GC know not to try and mark
// the block it's in.
return obj->in_immix_p();
}
bool mark_address(immix::Address addr, immix::MarkStack& ms) {
Object* obj = addr.as<Object>();
if(obj->marked_p()) return false;
obj->mark(gc_->which_mark());
gc_->inc_marked_objects();
ms.push_back(addr);
if(obj->in_immix_p()) return true;
// If this is a young object, let the GC know not to try and mark
// the block it's in.
return false;
}