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| author | Ulrich Drepper <drepper@redhat.com> | 2001-04-23 19:01:10 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-04-23 19:01:10 +0000 |
| commit | 3b5c1b57d3a2de7955eed21f01cb80e663473491 (patch) | |
| tree | 3adc1685dfb18a5b08067aaa4b4143f31c2d84e7 /linuxthreads/ptclock_gettime.c | |
| parent | bc183edc4e9fb3bd3bf68a99592e5b9e6a850d79 (diff) | |
| download | glibc-3b5c1b57d3a2de7955eed21f01cb80e663473491.tar.gz glibc-3b5c1b57d3a2de7955eed21f01cb80e663473491.tar.xz glibc-3b5c1b57d3a2de7955eed21f01cb80e663473491.zip | |
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.
Diffstat (limited to 'linuxthreads/ptclock_gettime.c')
| -rw-r--r-- | linuxthreads/ptclock_gettime.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/linuxthreads/ptclock_gettime.c b/linuxthreads/ptclock_gettime.c new file mode 100644 index 0000000000..3323edbcd2 --- /dev/null +++ b/linuxthreads/ptclock_gettime.c @@ -0,0 +1,46 @@ +/* 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 |