/*	$NetBSD: s_logl.c,v 1.4 2024/02/24 15:16:53 christos Exp $	*/

/*-
 * Copyright (c) 2023 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Christos Zoulas.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
#include <sys/cdefs.h>
#if defined(LIBM_SCCS) && !defined(lint)
__RCSID("$NetBSD: s_logl.c,v 1.4 2024/02/24 15:16:53 christos Exp $");
#endif

#include "namespace.h"
#include "math.h"
#include <machine/float.h>
#include <machine/ieee.h>

#ifdef __weak_alias
__weak_alias(logl, _logl)
__weak_alias(log10l, _log10l)
__weak_alias(log2l, _log2l)
__weak_alias(log1pl, _log1pl)
#endif

#ifdef __HAVE_LONG_DOUBLE

#if LDBL_MANT_DIG == 64
#include "../ld80/s_logl.c"
#elif LDBL_MANT_DIG == 113
#include "../ld128/s_logl.c"
#else
#error "Unsupported long double format"
#endif

#else

long double
logl(long double l)
{
	return log(l);
}

long double
log10l(long double l)
{
	return log10(l);
}

long double
log2l(long double l)
{
	return log2(l);
}

long double
log1pl(long double l)
{
	return log1p(l);
}
#endif