1 /* $NetBSD: s_erfl.c,v 1.3 2024/02/24 15:16:53 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2023 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #include <sys/cdefs.h> 32 #if defined(LIBM_SCCS) && !defined(lint) 33 __RCSID("$NetBSD: s_erfl.c,v 1.3 2024/02/24 15:16:53 christos Exp $"); 34 #endif 35 36 #include "namespace.h" 37 #include "math.h" 38 #include <machine/float.h> 39 #include <machine/ieee.h> 40 41 42 #ifdef __weak_alias 43 __weak_alias(erfl,_erfl) 44 __weak_alias(erfcl,_erfcl) 45 #endif 46 47 #ifdef __HAVE_LONG_DOUBLE 48 49 #if LDBL_MANT_DIG == 64 50 #include "../ld80/s_erfl.c" 51 #elif LDBL_MANT_DIG == 113 52 #include "../ld128/s_erfl.c" 53 #else 54 #error "Unsupported long double format" 55 #endif 56 57 #else 58 59 long double 60 erfcl(long double x) 61 { 62 return erfc(x); 63 } 64 65 long double 66 erfl(long double x) 67 { 68 return erf(x); 69 } 70 71 #endif 72