From: Marek Olšák <[email protected]>
---
src/gallium/auxiliary/os/os_thread.h | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/src/gallium/auxiliary/os/os_thread.h
b/src/gallium/auxiliary/os/os_thread.h
index 21faf4b..0caf955 100644
--- a/src/gallium/auxiliary/os/os_thread.h
+++ b/src/gallium/auxiliary/os/os_thread.h
@@ -328,11 +328,42 @@ pipe_tsd_set(pipe_tsd *tsd, void *value)
if (tsd->initMagic != (int) PIPE_TSD_INIT_MAGIC) {
pipe_tsd_init(tsd);
}
if (tss_set(tsd->key, value) != 0) {
exit(-1);
}
}
+/*
+ * 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_ */
--
2.7.4
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