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diff src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp @ 3985:c63b928b212b

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7021322: assert(object_end <= top()) failed: Object crosses promotion LAB boundary Summary: Pass the same object size value to both allocate and unallocate_object Reviewed-by: ysr, brutisso
author stefank
date Mon, 12 Sep 2011 16:09:50 +0200
parents f95d63e2154a
children
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp	Mon Oct 03 19:04:14 2011 -0400
+++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp	Mon Sep 12 16:09:50 2011 +0200
@@ -102,17 +102,15 @@
   _state = flushed;
 }
 
-bool PSPromotionLAB::unallocate_object(oop obj) {
+bool PSPromotionLAB::unallocate_object(HeapWord* obj, size_t obj_size) {
   assert(Universe::heap()->is_in(obj), "Object outside heap");
 
   if (contains(obj)) {
-    HeapWord* object_end = (HeapWord*)obj + obj->size();
-    assert(object_end <= top(), "Object crosses promotion LAB boundary");
+    HeapWord* object_end = obj + obj_size;
+    assert(object_end == top(), "Not matching last allocation");
 
-    if (object_end == top()) {
-      set_top((HeapWord*)obj);
-      return true;
-    }
+    set_top(obj);
+    return true;
   }
 
   return false;