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diff src/share/vm/opto/c2_globals.hpp @ 1172:b2b6a9bf6238

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6894779: Loop Predication for Loop Optimizer in C2 Summary: Loop predication implementation Reviewed-by: never, kvn
author cfang
date Tue, 12 Jan 2010 14:37:35 -0800
parents bd12fff78df5
children 6476042f815c
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--- a/src/share/vm/opto/c2_globals.hpp	Sat Jan 09 00:59:35 2010 -0800
+++ b/src/share/vm/opto/c2_globals.hpp	Tue Jan 12 14:37:35 2010 -0800
@@ -154,6 +154,12 @@
   notproduct(bool, TraceProfileTripCount, false,                            \
           "Trace profile loop trip count information")                      \
                                                                             \
+  product(bool, UseLoopPredicate, true,                                     \
+          "Generate a predicate to select fast/slow loop versions")         \
+                                                                            \
+  develop(bool, TraceLoopPredicate, false,                                  \
+          "Trace generation of loop predicates")                            \
+                                                                            \
   develop(bool, OptoCoalesce, true,                                         \
           "Use Conservative Copy Coalescing in the Register Allocator")     \
                                                                             \