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diff src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.inline.hpp @ 10370:47bdfb3d010f

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8015486: PSScavenge::is_obj_in_young is unnecessarily slow with UseCompressedOops Summary: Compare compressed oops to a compressed young gen boundary instead of uncompressing the oops before doing the young gen boundary check. Reviewed-by: brutisso, jmasa
author stefank
date Thu, 30 May 2013 10:58:16 +0200
parents 22b8d3d181d9
children f2110083203d
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.inline.hpp	Thu May 30 13:04:51 2013 -0700
+++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.inline.hpp	Thu May 30 10:58:16 2013 +0200
@@ -42,7 +42,7 @@
     if (o->is_forwarded()) {
       o = o->forwardee();
       // Card mark
-      if (PSScavenge::is_obj_in_young((HeapWord*) o)) {
+      if (PSScavenge::is_obj_in_young(o)) {
         PSScavenge::card_table()->inline_write_ref_field_gc(p, o);
       }
       oopDesc::encode_store_heap_oop_not_null(p, o);