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Improve time/sleep accuracy on Windows

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It's now almost as good as Linux thanks to a Windows 8+ API.
This commit is contained in:
Justine Tunney 2023-11-18 01:57:44 -08:00
parent 72ac5f18d9
commit 8caf1b48a9
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GPG key ID: BE714B4575D6E328
9 changed files with 76 additions and 31 deletions
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4
libc/sysv/consts.sh
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@ -578,7 +578,7 @@ syscon close CLOSE_RANGE_CLOEXEC 4 4 -1 -1 -1 -1 -1 -1 #
syscon clock CLOCK_REALTIME 0 0 0 0 0 0 0 0 # consensus
syscon clock CLOCK_REALTIME_PRECISE 0 0 0 0 9 0 0 0 #
syscon clock CLOCK_REALTIME_FAST 0 0 0 0 10 0 0 0 #
syscon clock CLOCK_REALTIME_COARSE 5 5 0 0 10 0 0 0 # Linux 2.6.32+; bsd consensus; not available on RHEL5
syscon clock CLOCK_REALTIME_COARSE 5 5 0 0 10 0 0 2 # Linux 2.6.32+; bsd consensus; not available on RHEL5
syscon clock CLOCK_MONOTONIC 1 1 1 6 4 3 3 1 # XNU/NT faked; could move backwards if NTP introduces negative leap second
syscon clock CLOCK_MONOTONIC_PRECISE 1 1 1 6 11 3 3 1 #
syscon clock CLOCK_MONOTONIC_FAST 1 1 1 6 12 3 3 1 #
@ -587,7 +587,7 @@ syscon clock CLOCK_MONOTONIC_RAW 4 4 127 4 127 127 127 127 # a
syscon clock CLOCK_PROCESS_CPUTIME_ID 2 2 127 12 15 2 0x40000000 127 # NetBSD lets you bitwise a PID into clockid_t
syscon clock CLOCK_THREAD_CPUTIME_ID 3 3 127 16 14 4 0x20000000 127 #
syscon clock CLOCK_PROF 127 127 127 127 2 127 2 127 #
syscon clock CLOCK_BOOTTIME 7 7 7 127 127 6 127 7 #
syscon clock CLOCK_BOOTTIME 7 7 7 127 127 6 127 3 #
syscon clock CLOCK_REALTIME_ALARM 8 8 127 127 127 127 127 127 #
syscon clock CLOCK_BOOTTIME_ALARM 9 9 127 127 127 127 127 127 #
syscon clock CLOCK_TAI 11 11 127 127 127 127 127 127 #

2
libc/sysv/consts/CLOCK_BOOTTIME.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_BOOTTIME,7,7,7,127,127,6,127,7
.syscon clock,CLOCK_BOOTTIME,7,7,7,127,127,6,127,3

2
libc/sysv/consts/CLOCK_REALTIME_COARSE.S
View file

@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_REALTIME_COARSE,5,5,0,0,10,0,0,0
.syscon clock,CLOCK_REALTIME_COARSE,5,5,0,0,10,0,0,2