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gallium/os: add per-thread time clock queries 

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2017-02-11 20:48:13 +01:00
parent 5d19b503af
commit 6c61a8bfc6
1 changed files with 31 additions and 0 deletions
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31
src/gallium/auxiliary/os/os_thread.h
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@ -335,4 +335,35 @@ pipe_tsd_set(pipe_tsd *tsd, void *value)
/*
* Thread statistics.
*/
/* Return the time of a thread's CPU time clock. */
static inline int64_t
pipe_thread_get_time_nano(pipe_thread thread)
{
#if defined(PIPE_OS_LINUX) && defined(HAVE_PTHREAD)
struct timespec ts;
clockid_t cid;
pthread_getcpuclockid(thread, &cid);
clock_gettime(cid, &ts);
return (int64_t)ts.tv_sec * 1000000000 + ts.tv_nsec;
#else
return 0;
#endif
}
/* Return the time of the current thread's CPU time clock. */
static inline int64_t
pipe_current_thread_get_time_nano(void)
{
#if defined(HAVE_PTHREAD)
return pipe_thread_get_time_nano(pthread_self());
#else
return 0;
#endif
}
#endif /* OS_THREAD_H_ */