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diff src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp @ 4909:95f6641e38e0

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7144296: PS: Optimize nmethods processing Summary: Prunes scavenge roots in code list every young GC, promote objects directly pointed by the code immediately Reviewed-by: johnc, jcoomes
author iveresov
date Fri, 10 Feb 2012 17:40:20 -0800
parents bca17e38de00
children da91efe96a93
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp	Mon Feb 06 12:18:24 2012 -0800
+++ b/src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp	Fri Feb 10 17:40:20 2012 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -51,6 +51,7 @@
 
   PSPromotionManager* pm = PSPromotionManager::gc_thread_promotion_manager(which);
   PSScavengeRootsClosure roots_closure(pm);
+  PSPromoteRootsClosure  roots_to_old_closure(pm);
 
   switch (_root_type) {
     case universe:
@@ -91,7 +92,7 @@
 
     case code_cache:
       {
-        CodeBlobToOopClosure each_scavengable_code_blob(&roots_closure, /*do_marking=*/ true);
+        CodeBlobToOopClosure each_scavengable_code_blob(&roots_to_old_closure, /*do_marking=*/ true);
         CodeCache::scavenge_root_nmethods_do(&each_scavengable_code_blob);
       }
       break;