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diff src/share/vm/opto/node.hpp @ 4763:1dc233a8c7fe

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7121140: Allocation paths require explicit memory synchronization operations for RMO systems Summary: adds store store barrier after initialization of header and body of objects. Reviewed-by: never, kvn
author roland
date Tue, 20 Dec 2011 16:56:50 +0100
parents f03a3c8bd5e5
children 35acf8f0a2e4
line wrap: on
line diff
--- a/src/share/vm/opto/node.hpp	Wed Dec 07 11:35:03 2011 +0100
+++ b/src/share/vm/opto/node.hpp	Tue Dec 20 16:56:50 2011 +0100
@@ -97,6 +97,7 @@
 class MachTempNode;
 class Matcher;
 class MemBarNode;
+class MemBarStoreStoreNode;
 class MemNode;
 class MergeMemNode;
 class MultiNode;
@@ -564,7 +565,8 @@
         DEFINE_CLASS_ID(NeverBranch, MultiBranch, 2)
       DEFINE_CLASS_ID(Start,       Multi, 2)
       DEFINE_CLASS_ID(MemBar,      Multi, 3)
-        DEFINE_CLASS_ID(Initialize,    MemBar, 0)
+        DEFINE_CLASS_ID(Initialize,       MemBar, 0)
+        DEFINE_CLASS_ID(MemBarStoreStore, MemBar, 1)
 
     DEFINE_CLASS_ID(Mach,  Node, 1)
       DEFINE_CLASS_ID(MachReturn, Mach, 0)
@@ -744,6 +746,7 @@
   DEFINE_CLASS_QUERY(MachTemp)
   DEFINE_CLASS_QUERY(Mem)
   DEFINE_CLASS_QUERY(MemBar)
+  DEFINE_CLASS_QUERY(MemBarStoreStore)
   DEFINE_CLASS_QUERY(MergeMem)
   DEFINE_CLASS_QUERY(Multi)
   DEFINE_CLASS_QUERY(MultiBranch)