src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.cpp

rev 55608 : Rename ShenandoahBrooksPointer to ShenandoahForwarding
rev 55609 : Eliminate extra forwarding pointer per object

@@ -21,11 +21,10 @@
  *
  */
 
 #include "precompiled.hpp"
 #include "memory/allocation.hpp"
-#include "gc/shenandoah/shenandoahForwarding.hpp"
 #include "gc/shenandoah/shenandoahHeapRegionSet.inline.hpp"
 #include "gc/shenandoah/shenandoahHeap.inline.hpp"
 #include "gc/shenandoah/shenandoahHeapRegion.hpp"
 #include "gc/shenandoah/shenandoahMarkingContext.inline.hpp"
 #include "gc/shenandoah/shenandoahTraversalGC.hpp"

@@ -450,25 +449,25 @@
   }
 }
 
 void ShenandoahHeapRegion::oop_iterate_objects(OopIterateClosure* blk) {
   assert(! is_humongous(), "no humongous region here");
-  HeapWord* obj_addr = bottom() + ShenandoahForwarding::word_size();
+  HeapWord* obj_addr = bottom();
   HeapWord* t = top();
   // Could call objects iterate, but this is easier.
   while (obj_addr < t) {
     oop obj = oop(obj_addr);
-    obj_addr += obj->oop_iterate_size(blk) + ShenandoahForwarding::word_size();
+    obj_addr += obj->oop_iterate_size(blk);
   }
 }
 
 void ShenandoahHeapRegion::oop_iterate_humongous(OopIterateClosure* blk) {
   assert(is_humongous(), "only humongous region here");
   // Find head.
   ShenandoahHeapRegion* r = humongous_start_region();
   assert(r->is_humongous_start(), "need humongous head here");
-  oop obj = oop(r->bottom() + ShenandoahForwarding::word_size());
+  oop obj = oop(r->bottom());
   obj->oop_iterate(blk, MemRegion(bottom(), top()));
 }
 
 ShenandoahHeapRegion* ShenandoahHeapRegion::humongous_start_region() const {
   assert(is_humongous(), "Must be a part of the humongous region");

@@ -503,15 +502,15 @@
          "p (" PTR_FORMAT ") not in space [" PTR_FORMAT ", " PTR_FORMAT ")",
          p2i(p), p2i(bottom()), p2i(end()));
   if (p >= top()) {
     return top();
   } else {
-    HeapWord* last = bottom() + ShenandoahForwarding::word_size();
+    HeapWord* last = bottom();
     HeapWord* cur = last;
     while (cur <= p) {
       last = cur;
-      cur += oop(cur)->size() + ShenandoahForwarding::word_size();
+      cur += oop(cur)->size();
     }
     shenandoah_assert_correct(NULL, oop(last));
     return last;
   }
 }