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diff src/share/vm/opto/machnode.hpp @ 17780:606acabe7b5c

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8031320: Use Intel RTM instructions for locks Summary: Use RTM for inflated locks and stack locks. Reviewed-by: iveresov, twisti, roland, dcubed
author kvn
date Thu, 20 Mar 2014 17:49:27 -0700
parents 9758d9f36299
children 62c54fcc0a35
line wrap: on
line diff
--- a/src/share/vm/opto/machnode.hpp	Sat Mar 22 00:26:48 2014 +0400
+++ b/src/share/vm/opto/machnode.hpp	Thu Mar 20 17:49:27 2014 -0700
@@ -52,6 +52,7 @@
 class Matcher;
 class PhaseRegAlloc;
 class RegMask;
+class RTMLockingCounters;
 class State;
 
 //---------------------------MachOper------------------------------------------
@@ -620,8 +621,9 @@
 class MachFastLockNode : public MachNode {
   virtual uint size_of() const { return sizeof(*this); } // Size is bigger
 public:
-  BiasedLockingCounters* _counters;
-
+  BiasedLockingCounters*        _counters;
+  RTMLockingCounters*       _rtm_counters; // RTM lock counters for inflated locks
+  RTMLockingCounters* _stack_rtm_counters; // RTM lock counters for stack locks
   MachFastLockNode() : MachNode() {}
 };