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diff src/share/vm/opto/c2_globals.hpp @ 673:fbc12e71c476

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6810845: Performance regression in mpegaudio on x64 Summary: Used the outer loop frequency in frequencies checks in RA. Reviewed-by: never, twisti
author kvn
date Thu, 26 Mar 2009 15:04:55 -0700
parents 0fbdb4381b99
children 357d4e2eb4dd
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line diff
--- a/src/share/vm/opto/c2_globals.hpp	Thu Mar 26 14:39:39 2009 -0700
+++ b/src/share/vm/opto/c2_globals.hpp	Thu Mar 26 15:04:55 2009 -0700
@@ -391,7 +391,7 @@
   product(intx, EliminateAllocationArraySizeLimit, 64,                      \
           "Array size (number of elements) limit for scalar replacement")   \
                                                                             \
-  product(bool, UseOptoBiasInlining, true,                                 \
+  product(bool, UseOptoBiasInlining, true,                                  \
           "Generate biased locking code in C2 ideal graph")                 \
                                                                             \
   product(intx, ValueSearchLimit, 1000,                                     \
@@ -410,7 +410,7 @@
           "Miniumum %% of a successor (predecessor) for which block layout "\
           "a will allow a fork (join) in a single chain")                   \
                                                                             \
-  product(bool, BlockLayoutRotateLoops, false,                              \
+  product(bool, BlockLayoutRotateLoops, true,                               \
           "Allow back branches to be fall throughs in the block layour")    \
 
 C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_NOTPRODUCT_FLAG)