1.1 --- a/src/share/vm/runtime/globals.hpp Tue Nov 26 18:38:19 2013 -0800
1.2 +++ b/src/share/vm/runtime/globals.hpp Wed Nov 27 16:16:21 2013 -0800
1.3 @@ -2500,6 +2500,12 @@
1.4 develop_pd(bool, ImplicitNullChecks, \
1.5 "Generate code for implicit null checks") \
1.6 \
1.7 + product_pd(bool, TrapBasedNullChecks, \
1.8 + "Generate code for null checks that uses a cmp and trap " \
1.9 + "instruction raising SIGTRAP. This is only used if an access to" \
1.10 + "null (+offset) will not raise a SIGSEGV, i.e.," \
1.11 + "ImplicitNullChecks don't work (PPC64).") \
1.12 + \
1.13 product(bool, PrintSafepointStatistics, false, \
1.14 "Print statistics about safepoint synchronization") \
1.15 \
