Created
July 29, 2010 16:10
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#import <mach/mach_time.h> | |
uint64_t start = mach_absolute_time(); | |
// do stuff to be timed | |
uint64_t end = mach_absolute_time(); | |
uint64_t elapsed = end - start; | |
mach_timebase_info_data_t info; | |
if (mach_timebase_info (&info) != KERN_SUCCESS) { | |
printf ("mach_timebase_info failed\n"); | |
} | |
uint64_t nanosecs = elapsed * info.numer / info.denom; | |
uint64_t millisecs = nanosecs / 1000000; |
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