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3381e4ff | 1 | /* Inline math functions for Coldfire. |
d4697bc9 | 2 | Copyright (C) 2012-2014 Free Software Foundation, Inc. |
3381e4ff AS |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library. If not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _MATH_H | |
20 | # error "Never use <bits/mathinline.h> directly; include <math.h> instead." | |
21 | #endif | |
22 | ||
23 | #ifndef __extern_always_inline | |
24 | # define __MATH_INLINE __inline | |
25 | #else | |
26 | # define __MATH_INLINE __extern_always_inline | |
27 | #endif | |
28 | ||
29 | #if defined __USE_ISOC99 && defined __GNUC__ | |
30 | ||
31 | /* Test for negative number. Used in the signbit macro. */ | |
32 | __MATH_INLINE int | |
33 | __NTH (__signbitf (float __x)) | |
34 | { | |
35 | return __builtin_signbitf (__x); | |
36 | } | |
37 | ||
38 | __MATH_INLINE int | |
39 | __NTH (__signbit (double __x)) | |
40 | { | |
41 | return __builtin_signbit (__x); | |
42 | } | |
43 | ||
44 | #endif |