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authorSebastian Huber <sebastian.huber@embedded-brains.de>2023-02-27 14:49:09 -0700
committerSebastian Huber <sebastian.huber@embedded-brains.de>2023-03-07 07:30:44 +0100
commit6730543457855f69be28e016e190043764b25073 (patch)
treecd8588a08f9706d618cb72caf1f8442adcfca33a /cpukit/score
parentpps: Simplify capture and event processing (diff)
downloadrtems-6730543457855f69be28e016e190043764b25073.tar.bz2
pps: Move pcount assignment in pps_event()
Move the pseq increment. This makes it possible to reuse registers earlier. Reviewed by: imp Pull Request: https://github.com/freebsd/freebsd-src/pull/604
Diffstat (limited to 'cpukit/score')
-rw-r--r--cpukit/score/src/kern_tc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/cpukit/score/src/kern_tc.c b/cpukit/score/src/kern_tc.c
index 99abd652d8..586331dc7a 100644
--- a/cpukit/score/src/kern_tc.c
+++ b/cpukit/score/src/kern_tc.c
@@ -2226,25 +2226,25 @@ pps_event(struct pps_state *pps, int event)
#endif
}
+ *pcount = pps->capcount;
+
/*
* If the timecounter changed, we cannot compare the count values, so
* we have to drop the rest of the PPS-stuff until the next event.
*/
if (__predict_false(pps->ppstc != captc)) {
pps->ppstc = captc;
- *pcount = pps->capcount;
pps->ppscount[2] = pps->capcount;
return;
}
+ (*pseq)++;
+
/* Convert the count to a timespec. */
tcount = pps->capcount - tcount;
tcount &= captc->tc_counter_mask;
bintime_addx(&bt, capth_scale * tcount);
bintime2timespec(&bt, &ts);
-
- *pcount = pps->capcount;
- (*pseq)++;
*tsp = ts;
if (foff) {