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/*************************************************************************
* Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
* *
* This file is part of The Sandglass Library. *
* *
* The Sandglass Library is free software; you can redistribute it *
* and/or modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either version *
* 3 of the License, or (at your option) any later version. *
* *
* The Sandglass 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
*************************************************************************/
/*
* Internal libsandglass API
*/
#ifndef SANDGLASS_IMPL_H_INCLUDED
#define SANDGLASS_IMPL_H_INCLUDED
#include "sandglass.h"
#include <time.h>
#if SANDGLASS_TSC
/* Read the time stamp counter */
long sandglass_get_tsc();
/* Get the frequency of the TSC */
double sandglass_tsc_freq();
/* Get the necessary number of loops for sandglass_bench_fine() */
unsigned int sandglass_tsc_loops();
#endif
void sandglass_get_currtime(struct timespec *ts);
void sandglass_timespec_add(struct timespec *ts, const struct timespec *d);
void sandglass_timespec_sub(struct timespec *ts, const struct timespec *d);
int sandglass_timespec_cmp(const struct timespec *a, const struct timespec *b);
void sandglass_spin(const struct timespec *ts);
#endif /* SANDGLASS_IMPL_H_INCLUDED */
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