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b9b49b44 | 1 | /* Floating-point maximum. PowerPC version. |
2293395f | 2 | Copyright (C) 1997, 1999 Free Software Foundation, Inc. |
b9b49b44 UD |
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 | |
41bdb6e2 AJ |
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. | |
b9b49b44 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
b9b49b44 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
b9b49b44 UD |
18 | |
19 | #include <sysdep.h> | |
20 | ||
21 | ENTRY(__fmax) | |
22 | /* double [f1] fmax (double [f1] x, double [f2] y); */ | |
48ac0597 | 23 | fcmpu cr0,fp1,fp2 |
be9cd93a UD |
24 | blt cr0,0f /* if x < y, neither x nor y can be NaN... */ |
25 | bnulr+ cr0 | |
b9b49b44 | 26 | /* x and y are unordered, so one of x or y must be a NaN... */ |
48ac0597 | 27 | fcmpu cr1,fp2,fp2 |
be9cd93a | 28 | bunlr cr1 |
48ac0597 | 29 | 0: fmr fp1,fp2 |
b9b49b44 UD |
30 | blr |
31 | END(__fmax) | |
32 | ||
1ab18a5b | 33 | weak_alias (__fmax,fmax) |
b9b49b44 UD |
34 | |
35 | /* It turns out that it's safe to use this code even for single-precision. */ | |
36 | strong_alias(__fmax,__fmaxf) | |
1ab18a5b | 37 | weak_alias (__fmax,fmaxf) |
b9b49b44 UD |
38 | |
39 | #ifdef NO_LONG_DOUBLE | |
1ab18a5b UD |
40 | weak_alias (__fmax,__fmaxl) |
41 | weak_alias (__fmax,fmaxl) | |
b9b49b44 | 42 | #endif |