summaryrefslogtreecommitdiffstats
path: root/include/asm-s390/timex.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-s390/timex.h')
-rw-r--r--include/asm-s390/timex.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/asm-s390/timex.h b/include/asm-s390/timex.h
index 5cbd55c..98229db 100644
--- a/include/asm-s390/timex.h
+++ b/include/asm-s390/timex.h
@@ -62,6 +62,18 @@ static inline unsigned long long get_clock (void)
return clk;
}
+static inline void get_clock_extended(void *dest)
+{
+ typedef struct { unsigned long long clk[2]; } __clock_t;
+
+#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2)
+ asm volatile("stcke %0" : "=Q" (*((__clock_t *)dest)) : : "cc");
+#else /* __GNUC__ */
+ asm volatile("stcke 0(%1)" : "=m" (*((__clock_t *)dest))
+ : "a" ((__clock_t *)dest) : "cc");
+#endif /* __GNUC__ */
+}
+
static inline cycles_t get_cycles(void)
{
return (cycles_t) get_clock() >> 2;
OpenPOWER on IntegriCloud