cpu: split flag checks per arch in av_cpu_max_align()
[libav.git] / libavutil / aarch64 / cpu.c
1 /*
2 * This file is part of Libav.
3 *
4 * Libav is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * Libav is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with Libav; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include "libavutil/cpu.h"
20 #include "libavutil/cpu_internal.h"
21 #include "config.h"
22
23 int ff_get_cpu_flags_aarch64(void)
24 {
25 return AV_CPU_FLAG_ARMV8 * HAVE_ARMV8 |
26 AV_CPU_FLAG_NEON * HAVE_NEON |
27 AV_CPU_FLAG_VFP * HAVE_VFP;
28 }
29
30 size_t ff_get_cpu_max_align_aarch64(void)
31 {
32 int flags = av_get_cpu_flags();
33
34 if (flags & AV_CPU_FLAG_NEON)
35 return 16;
36 return 8;
37 }