mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.4 KiB
50 lines
1.4 KiB
/* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#ifndef AVUTIL_AARCH64_BSWAP_H |
|
#define AVUTIL_AARCH64_BSWAP_H |
|
|
|
#include <stdint.h> |
|
#include "config.h" |
|
#include "libavutil/attributes.h" |
|
|
|
#if HAVE_INLINE_ASM |
|
|
|
#define av_bswap16 av_bswap16 |
|
static av_always_inline av_const unsigned av_bswap16(unsigned x) |
|
{ |
|
__asm__("rev16 %w0, %w0" : "+r"(x)); |
|
return x; |
|
} |
|
|
|
#define av_bswap32 av_bswap32 |
|
static av_always_inline av_const uint32_t av_bswap32(uint32_t x) |
|
{ |
|
__asm__("rev %w0, %w0" : "+r"(x)); |
|
return x; |
|
} |
|
|
|
#define av_bswap64 av_bswap64 |
|
static av_always_inline av_const uint64_t av_bswap64(uint64_t x) |
|
{ |
|
__asm__("rev %0, %0" : "+r"(x)); |
|
return x; |
|
} |
|
|
|
#endif /* HAVE_INLINE_ASM */ |
|
#endif /* AVUTIL_AARCH64_BSWAP_H */
|
|
|