[aarch64-port-dev ] Enable TieredCompilation

[Andrew Haley]

This seems to be the best default.

Andrew.


# HG changeset patch
# User aph
# Date 1389882934 18000
#      Thu Jan 16 09:35:34 2014 -0500
# Node ID f003157aba15fef05d04bf8b1e30d4c5280b383e
# Parent  f930dd00af0bd1592cccfd47b1f79b85b3e6d48a
Enable TieredCompilation.

diff -r f930dd00af0b -r f003157aba15 src/cpu/aarch64/vm/c2_globals_aarch64.hpp
--- a/src/cpu/aarch64/vm/c2_globals_aarch64.hpp Thu Jan 16 09:34:49 2014 -0500
+++ b/src/cpu/aarch64/vm/c2_globals_aarch64.hpp Thu Jan 16 09:35:34 2014 -0500
@@ -46,7 +46,7 @@
 #else
 define_pd_global(bool, ProfileInterpreter,           true);
 #endif // CC_INTERP
-define_pd_global(bool, TieredCompilation,            false);
+define_pd_global(bool, TieredCompilation,            trueInTiered);
 define_pd_global(intx, CompileThreshold,             10000);
 define_pd_global(intx, BackEdgeThreshold,            100000);