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diff src/share/vm/runtime/globals.hpp @ 1367:9e321dcfa5b7

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6940726: Use BIS instruction for allocation prefetch on Sparc Summary: Use BIS instruction for allocation prefetch on Sparc Reviewed-by: twisti
author kvn
date Wed, 07 Apr 2010 12:39:27 -0700
parents b9d85fcdf743
children 2c754f3a2722 f03d0a26bf83 2338d41fbd81
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--- a/src/share/vm/runtime/globals.hpp	Wed Apr 07 10:35:56 2010 -0700
+++ b/src/share/vm/runtime/globals.hpp	Wed Apr 07 12:39:27 2010 -0700
@@ -2708,7 +2708,8 @@
   product(intx,  AllocatePrefetchStyle, 1,                                  \
           "0 = no prefetch, "                                               \
           "1 = prefetch instructions for each allocation, "                 \
-          "2 = use TLAB watermark to gate allocation prefetch")             \
+          "2 = use TLAB watermark to gate allocation prefetch, "            \
+          "3 = use BIS instruction on Sparc for allocation prefetch")       \
                                                                             \
   product(intx,  AllocatePrefetchDistance, -1,                              \
           "Distance to prefetch ahead of allocation pointer")               \