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377a515b | 1 | /* Return maximum numeric value of X and Y. |
04277e02 | 2 | Copyright (C) 1997-2019 Free Software Foundation, Inc. |
377a515b UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
377a515b UD |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
377a515b | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
377a515b UD |
19 | |
20 | #include <math.h> | |
21 | ||
847c9161 PM |
22 | FLOAT |
23 | M_DECL_FUNC (__fmax) (FLOAT x, FLOAT y) | |
377a515b | 24 | { |
f02bb000 JM |
25 | if (isgreaterequal (x, y)) |
26 | return x; | |
27 | else if (isless (x, y)) | |
28 | return y; | |
29 | else if (issignaling (x) || issignaling (y)) | |
30 | return x + y; | |
31 | else | |
32 | return isnan (y) ? x : y; | |
377a515b | 33 | } |
847c9161 PM |
34 | |
35 | declare_mgen_alias (__fmax, fmax); |