Thu May 9 12:18:48 2024 UTC (11d)
libm: Define ilogbl as alias for ilogb on vax.

PR 57881


(riastradh)
diff -r1.1 -r1.2 src/lib/libm/noieee_src/n_ilogb.c
cvs diff -r1.1 -r1.2 src/lib/libm/noieee_src/n_ilogb.c (expand / switch to unified diff)

--- src/lib/libm/noieee_src/n_ilogb.c 2016/08/24 09:08:50 1.1
+++ src/lib/libm/noieee_src/n_ilogb.c 2024/05/09 12:18:48 1.2
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1/* $NetBSD: n_ilogb.c,v 1.1 2016/08/24 09:08:50 christos Exp $ */ 1/* $NetBSD: n_ilogb.c,v 1.2 2024/05/09 12:18:48 riastradh Exp $ */
2 2
3/*- 3/*-
4 * Copyright (c) 2016 The NetBSD Foundation, Inc. 4 * Copyright (c) 2016 The NetBSD Foundation, Inc.
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * This code is derived from software contributed to The NetBSD Foundation 7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas. 8 * by Christos Zoulas.
9 * 9 *
10 * Redistribution and use in source and binary forms, with or without 10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions 11 * modification, are permitted provided that the following conditions
12 * are met: 12 * are met:
13 * 1. Redistributions of source code must retain the above copyright 13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer. 14 * notice, this list of conditions and the following disclaimer.
@@ -20,31 +20,35 @@ @@ -20,31 +20,35 @@
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 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 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 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 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 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 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE. 29 * POSSIBILITY OF SUCH DAMAGE.
30 */ 30 */
31#include <sys/cdefs.h> 31#include <sys/cdefs.h>
32#if defined(LIBM_SCCS) && !defined(lint) 32#if defined(LIBM_SCCS) && !defined(lint)
33__RCSID("$NetBSD: n_ilogb.c,v 1.1 2016/08/24 09:08:50 christos Exp $"); 33__RCSID("$NetBSD: n_ilogb.c,v 1.2 2024/05/09 12:18:48 riastradh Exp $");
34#endif 34#endif
35 35
36#include "math.h" 36#include "math.h"
37 37
 38#ifndef __HAVE_LONG_DOUBLE
 39__strong_alias(ilogbl,ilogb)
 40#endif
 41
38int 42int
39ilogb(double x) 43ilogb(double x)
40{ 44{
41 if (x == 0) 45 if (x == 0)
42 return FP_ILOGB0; 46 return FP_ILOGB0;
43 if (x != x) 47 if (x != x)
44 return FP_ILOGBNAN; 48 return FP_ILOGBNAN;
45 if (!finite(x)) 49 if (!finite(x))
46 return INT_MAX; 50 return INT_MAX;
47 return (int)logb(x); 51 return (int)logb(x);
48} 52}
49 53
50int 54int