glibc/linuxthreads/ptclock_gettime.c
Ulrich Drepper 3b5c1b57d3 Update.
* sysdeps/unix/i386/i586/clock_getres.c: Removed.
	* sysdeps/unix/i386/i586/clock_gettime.c: Removed.
	* sysdeps/unix/i386/i586/clock_nanosleep.c: Removed.
	* sysdeps/unix/i386/i586/clock_settime.c: Removed.
	* sysdeps/unix/i386/i586/cpuclock-init.h: Removed.
	* sysdeps/generic/cpuclock-init.h: Removed.
	* sysdeps/unix/i386/i686/Implies: Removed.
	* sysdeps/unix/i386/i686/tempname.c: Removed.
	* sysdeps/i386/i686/Versions: New file.
	* sysdeps/unix/i386/i586/Versions: Removed.

	* sysdeps/posix/clock_getres.c: If HP_TIMING_AVAIL is nonzero handle
	CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID.
	* sysdeps/unix/clock_gettime.c: Likewise.
	* sysdeps/unix/clock_nanosleep.c: Likewise.
	* sysdeps/unix/clock_settime.c: Likewise.
	* sysdeps/posix/tempname.c: Is HP_TIMING_AVAIL is nonzero define
	RANDOM_BITS use CPU clock.

	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h: New file.
	* sysdeps/sparc/Versions: New file.

	* elf/dl-support.c: Don't use cpuclock-init.h definitions, use
	hp-timing.h definitions.
	* sysdeps/generic/dl-sysdep.c: Likewise.

	* include/libc-internal.h: Include hp-timing.h.  Use hp_timing_t in
	__get_clockfreq prototype.

	* sysdeps/unix/sysv/linux/i386/get_clockfreq.c (__get_clockfreq):
	Use hp_timing_t type.

	* sysdeps/unix/sysv/linux/ia64/get_clockfreq.c: New file.
2001-04-23 19:01:10 +00:00

47 lines
1.5 KiB
C

/* Copyright (C) 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <time.h>
#include <libc-internal.h>
#include "internals.h"
#if HP_TIMING_AVAIL
int
__pthread_clock_gettime (hp_timing_t freq, struct timespec *tp)
{
hp_timing_t tsc;
pthread_descr self = thread_self ();
/* Get the current counter. */
HP_TIMING_NOW (tsc);
/* Compute the offset since the start time of the process. */
tsc -= THREAD_GETMEM (self, p_cpuclock_offset);
/* Compute the seconds. */
tp->tv_sec = tsc / freq;
/* And the nanoseconds. This computation should be stable until
we get machines with about 16GHz frequency. */
tp->tv_nsec = ((tsc % freq) * 1000000000ull) / freq;
return 0;
}
#endif