src/os/bsd/vm/os_bsd.hpp
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rev 6280 : 8040140: System.nanoTime() is slow and non-monotonic on OS X
6864866: add a flag to use result of gethrtime() directly in os::getTimeNanos() on Solaris
Reviewed-by: sspitsyn, shade, dholmes
@@ -56,11 +56,17 @@
static void check_signal_handler(int sig);
// For signal flags diagnostics
static int sigflags[MAXSIGNUM];
+#ifdef __APPLE__
+ // mach_absolute_time
+ static mach_timebase_info_data_t _timebase_info;
+ static volatile uint64_t _max_abstime;
+#else
static int (*_clock_gettime)(clockid_t, struct timespec *);
+#endif
static GrowableArray<int>* _cpu_to_node;
protected:
@@ -132,14 +138,10 @@
static size_t default_guard_size(os::ThreadType thr_type);
// Real-time clock functions
static void clock_init(void);
- static int clock_gettime(clockid_t clock_id, struct timespec *tp) {
- return _clock_gettime ? _clock_gettime(clock_id, tp) : -1;
- }
-
// Stack repair handling
// none present
// BsdThreads work-around for 6292965