src/share/vm/gc/shenandoah/shenandoahHeap.cpp

rev 12638 : imported patch heuristics.patch

*** 2168,2172 ****
--- 2168,2197 ----
  
  
  GCTimer* ShenandoahHeap::gc_timer() const {
    return _gc_timer;
  }
+ 
+ class ShenandoahCountGarbageClosure : public ShenandoahHeapRegionClosure {
+ private:
+   size_t _garbage;
+ public:
+   ShenandoahCountGarbageClosure() : _garbage(0) {
+   }
+ 
+   bool doHeapRegion(ShenandoahHeapRegion* r) {
+     if (! r->is_humongous() && ! r->is_pinned() && ! r->in_collection_set()) {
+       _garbage += r->garbage();
+     }
+     return false;
+   }
+ 
+   size_t garbage() {
+     return _garbage;
+   }
+ };
+ 
+ size_t ShenandoahHeap::garbage() {
+   ShenandoahCountGarbageClosure cl;
+   heap_region_iterate(&cl);
+   return cl.garbage();
+ }