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24a2e658 | 1 | /* Common definition for ifunc selections optimized with AVX2/FMA. |
6d7e8eda | 2 | Copyright (C) 2017-2023 Free Software Foundation, Inc. |
24a2e658 L |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
24a2e658 L |
18 | |
19 | #include <init-arch.h> | |
20 | ||
21 | extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; | |
22 | extern __typeof (REDIRECT_NAME) OPTIMIZE (fma) attribute_hidden; | |
23 | ||
24 | static inline void * | |
25 | IFUNC_SELECTOR (void) | |
26 | { | |
27 | const struct cpu_features* cpu_features = __get_cpu_features (); | |
28 | ||
107e6a3c L |
29 | if (CPU_FEATURE_USABLE_P (cpu_features, FMA) |
30 | && CPU_FEATURE_USABLE_P (cpu_features, AVX2)) | |
24a2e658 L |
31 | return OPTIMIZE (fma); |
32 | ||
33 | return OPTIMIZE (sse2); | |
34 | } |