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[/] [openrisc/] [trunk/] [gnu-stable/] [newlib-1.18.0/] [newlib/] [libc/] [sys/] [linux/] [linuxthreads/] [ptclock_gettime.c] - Blame information for rev 859

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Line No. Rev Author Line
1 207 jeremybenn
/* Copyright (C) 2001 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Library General Public License as
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   published by the Free Software Foundation; either version 2 of the
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   License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Library General Public License for more details.
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   You should have received a copy of the GNU Library General Public
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   License along with the GNU C Library; see the file COPYING.LIB.  If not,
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   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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   Boston, MA 02111-1307, USA.  */
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#include <time.h>
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#include <libc-internal.h>
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#include "internals.h"
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#if HP_TIMING_AVAIL
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int
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__pthread_clock_gettime (hp_timing_t freq, struct timespec *tp)
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{
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  hp_timing_t tsc;
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  pthread_descr self = thread_self ();
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  /* Get the current counter.  */
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  HP_TIMING_NOW (tsc);
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  /* Compute the offset since the start time of the process.  */
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  tsc -= THREAD_GETMEM (self, p_cpuclock_offset);
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  /* Compute the seconds.  */
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  tp->tv_sec = tsc / freq;
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  /* And the nanoseconds.  This computation should be stable until
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     we get machines with about 16GHz frequency.  */
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  tp->tv_nsec = ((tsc % freq) * 1000000000ull) / freq;
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  return 0;
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}
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#endif

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