diff options
Diffstat (limited to 'ffmpeg_files/arm')
-rw-r--r-- | ffmpeg_files/arm/bswap.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/ffmpeg_files/arm/bswap.h b/ffmpeg_files/arm/bswap.h deleted file mode 100644 index 98147449b1..0000000000 --- a/ffmpeg_files/arm/bswap.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * 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 MP_AVUTIL_ARM_BSWAP_H -#define MP_AVUTIL_ARM_BSWAP_H - -#include <stdint.h> -#include "config.h" -#include "libavutil/common.h" - -#ifdef __ARMCC_VERSION - -#if HAVE_ARMV6 -#define bswap_16 bswap_16 -static av_always_inline av_const uint16_t bswap_16(uint16_t x) -{ - __asm { rev16 x, x } - return x; -} - -#define bswap_32 bswap_32 -static av_always_inline av_const uint32_t bswap_32(uint32_t x) -{ - return __rev(x); -} -#endif /* HAVE_ARMV6 */ - -#elif HAVE_INLINE_ASM - -#if HAVE_ARMV6 -#define bswap_16 bswap_16 -static av_always_inline av_const uint16_t bswap_16(uint16_t x) -{ - __asm__("rev16 %0, %0" : "+r"(x)); - return x; -} -#endif - -#define bswap_32 bswap_32 -static av_always_inline av_const uint32_t bswap_32(uint32_t x) -{ -#if HAVE_ARMV6 - __asm__("rev %0, %0" : "+r"(x)); -#else - uint32_t t; - __asm__ ("eor %1, %0, %0, ror #16 \n\t" - "bic %1, %1, #0xFF0000 \n\t" - "mov %0, %0, ror #8 \n\t" - "eor %0, %0, %1, lsr #8 \n\t" - : "+r"(x), "=&r"(t)); -#endif /* HAVE_ARMV6 */ - return x; -} - -#endif /* __ARMCC_VERSION */ - -#endif /* AVUTIL_ARM_BSWAP_H */ |