1 | /* isnanf(). sparc64 version. |
2 | Copyright (C) 2012-2024 Free Software Foundation, Inc. |
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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <sysdep.h> |
20 | |
21 | ENTRY (__isnanf) |
22 | st %f1, [%sp + STACK_BIAS + 128] |
23 | sethi %hi(0x7f800000), %g1 |
24 | lduw [%sp + STACK_BIAS + 128], %o0 |
25 | sll %o0, 1, %o0 |
26 | srl %o0, 1, %o0 |
27 | sub %g1, %o0, %o0 |
28 | retl |
29 | srl %o0, 31, %o0 |
30 | END (__isnanf) |
31 | hidden_def (__isnanf) |
32 | weak_alias (__isnanf, isnanf) |
33 | |