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diff src/os_cpu/solaris_x86/vm/orderAccess_solaris_x86.inline.hpp @ 693:2c1dbb844832

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Merge
author acorn
date Thu, 02 Apr 2009 18:17:03 -0400
parents d0994e5bebce
children bd02caa94611
line wrap: on
line diff
--- a/src/os_cpu/solaris_x86/vm/orderAccess_solaris_x86.inline.hpp	Thu Apr 02 14:26:42 2009 -0400
+++ b/src/os_cpu/solaris_x86/vm/orderAccess_solaris_x86.inline.hpp	Thu Apr 02 18:17:03 2009 -0400
@@ -61,11 +61,8 @@
 #endif // AMD64
   }
   inline void _OrderAccess_fence() {
-#ifdef AMD64
-    __asm__ __volatile__ ("mfence":::"memory");
-#else
+    // Always use locked addl since mfence is sometimes expensive
     __asm__ volatile ("lock; addl $0,0(%%esp)" : : : "cc", "memory");
-#endif // AMD64
   }
 
 }