1.1 --- a/src/share/vm/utilities/globalDefinitions.hpp Tue Mar 25 12:54:21 2014 -0700
1.2 +++ b/src/share/vm/utilities/globalDefinitions.hpp Tue Mar 25 17:07:36 2014 -0700
1.3 @@ -373,6 +373,21 @@
1.4
1.5 // Machine dependent stuff
1.6
1.7 +#if defined(X86) && defined(COMPILER2) && !defined(JAVASE_EMBEDDED)
1.8 +// Include Restricted Transactional Memory lock eliding optimization
1.9 +#define INCLUDE_RTM_OPT 1
1.10 +#define RTM_OPT_ONLY(code) code
1.11 +#else
1.12 +#define INCLUDE_RTM_OPT 0
1.13 +#define RTM_OPT_ONLY(code)
1.14 +#endif
1.15 +// States of Restricted Transactional Memory usage.
1.16 +enum RTMState {
1.17 + NoRTM = 0x2, // Don't use RTM
1.18 + UseRTM = 0x1, // Use RTM
1.19 + ProfileRTM = 0x0 // Use RTM with abort ratio calculation
1.20 +};
1.21 +
1.22 #ifdef TARGET_ARCH_x86
1.23 # include "globalDefinitions_x86.hpp"
1.24 #endif
