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f7062b9a | 1 | /* fmaxf function, sparc64 version. |
bfff8b1b | 2 | Copyright (C) 2012-2017 Free Software Foundation, Inc. |
f7062b9a DM |
3 | This file is part of the GNU C Library. |
4 | Contributed by David S. Miller <davem@davemloft.net>, 2012. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
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. | |
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 | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include <sysdep.h> | |
21 | ||
22 | #define SIGN_BIT %f12 /* -0.0 */ | |
23 | ||
24 | ENTRY (__fmaxf) | |
25 | fcmps %fcc1, %f3, %f3 | |
26 | fzeros SIGN_BIT | |
27 | fmovsu %fcc1, %f1, %f3 | |
28 | fnegs SIGN_BIT, SIGN_BIT | |
29 | fcmps %fcc2, %f1, %f3 | |
30 | fmovsul %fcc2, %f3, %f1 | |
31 | fands %f1, %f3, %f4 | |
32 | fandnot2s SIGN_BIT, %f4, %f4 | |
33 | retl | |
34 | fandnot2s %f1, %f4, %f0 | |
35 | END (__fmaxf) | |
36 | weak_alias (__fmaxf, fmaxf) |