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diff src/cpu/x86/vm/globals_x86.hpp @ 7482:989155e2d07a

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Merge with hs25-b15.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Wed, 16 Jan 2013 01:34:24 +0100
parents 00af3a3a8df4
children 12f651e29f6b
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--- a/src/cpu/x86/vm/globals_x86.hpp	Tue Jan 15 18:54:02 2013 +0100
+++ b/src/cpu/x86/vm/globals_x86.hpp	Wed Jan 16 01:34:24 2013 +0100
@@ -120,6 +120,9 @@
   product(bool, UseUnalignedLoadStores, false,                              \
           "Use SSE2 MOVDQU instruction for Arraycopy")                      \
                                                                             \
+  product(bool, UseFastStosb, false,                                        \
+          "Use fast-string operation for zeroing: rep stosb")               \
+                                                                            \
   /* assembler */                                                           \
   product(bool, Use486InstrsOnly, false,                                    \
           "Use 80486 Compliant instruction subset")                         \