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Make clock_gettime() faster on FreeBSD

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This commit is contained in:
Justine Tunney 2022-06-11 00:05:06 -07:00
parent 5deda43766
commit 5ea618f0af
15 changed files with 67 additions and 18 deletions
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8
libc/sysv/consts.sh
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@ -587,7 +587,9 @@ syscon ss SS_DISABLE 2 4 4 4 4 2 # bsd consensus
#
# group name GNU/Systemd XNU's Not UNIX! FreeBSD OpenBSD NetBSD The New Technology Commentary
syscon clock CLOCK_REALTIME 0 0 0 0 0 0 # consensus
syscon clock CLOCK_REALTIME_FAST 0 0 10 0 0 0 #
syscon clock CLOCK_MONOTONIC 1 1 4 3 3 1 # XNU/NT faked; could move backwards if NTP introduces negative leap second
syscon clock CLOCK_MONOTONIC_FAST 1 1 12 3 3 1 #
syscon clock CLOCK_PROCESS_CPUTIME_ID 2 -1 15 2 0x40000000 -1 #
syscon clock CLOCK_THREAD_CPUTIME_ID 3 -1 14 4 0x20000000 -1 #
syscon clock CLOCK_MONOTONIC_RAW 4 4 0x4000 0x4000 0x4000 4 # actually monotonic; not subject to NTP adjustments; Linux 2.6.28+; XNU/NT/FreeBSD/OpenBSD faked; not available on RHEL5
@ -598,6 +600,12 @@ syscon clock CLOCK_BOOTTIME 7 -1 -1 6 -1 -1 #
syscon clock CLOCK_REALTIME_ALARM 8 -1 -1 -1 -1 -1 #
syscon clock CLOCK_BOOTTIME_ALARM 9 -1 -1 -1 -1 -1 #
syscon clock CLOCK_TAI 11 -1 -1 -1 -1 -1 #
syscon clock CLOCK_UPTIME -1 -1 5 5 -1 -1 #
syscon clock CLOCK_UPTIME_PRECISE -1 -1 7 -1 -1 -1 #
syscon clock CLOCK_UPTIME_FAST -1 -1 8 -1 -1 -1 #
syscon clock CLOCK_REALTIME_PRECISE -1 -1 9 -1 -1 -1 #
syscon clock CLOCK_MONOTONIC_PRECISE -1 -1 11 -1 -1 -1 #
syscon clock CLOCK_SECOND -1 -1 13 -1 -1 -1 #
# poll()
#