From 6c61a8bfc6cb30e30b806a30f30c0e9b01b0d673 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Sat, 11 Feb 2017 20:48:13 +0100 Subject: gallium/os: add per-thread time clock queries MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Nicolai Hähnle --- src/gallium/auxiliary/os/os_thread.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'src') diff --git a/src/gallium/auxiliary/os/os_thread.h b/src/gallium/auxiliary/os/os_thread.h index 21faf4b3beb..0caf955b89f 100644 --- a/src/gallium/auxiliary/os/os_thread.h +++ b/src/gallium/auxiliary/os/os_thread.h @@ -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_ */ -- cgit v1.2.3