diff options
Diffstat (limited to 'ffmpeg_files/arm/intreadwrite.h')
-rw-r--r-- | ffmpeg_files/arm/intreadwrite.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/ffmpeg_files/arm/intreadwrite.h b/ffmpeg_files/arm/intreadwrite.h deleted file mode 100644 index 34b5ec8e4a..0000000000 --- a/ffmpeg_files/arm/intreadwrite.h +++ /dev/null @@ -1,78 +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_INTREADWRITE_H -#define MP_AVUTIL_ARM_INTREADWRITE_H - -#include <stdint.h> -#include "config.h" - -#if HAVE_FAST_UNALIGNED && HAVE_INLINE_ASM - -#define AV_RN16 AV_RN16 -static inline uint16_t AV_RN16(const void *p) -{ - uint16_t v; - __asm__ ("ldrh %0, %1" : "=r"(v) : "m"(*(const uint16_t *)p)); - return v; -} - -#define AV_WN16 AV_WN16 -static inline void AV_WN16(void *p, uint16_t v) -{ - __asm__ ("strh %1, %0" : "=m"(*(uint16_t *)p) : "r"(v)); -} - -#define AV_RN32 AV_RN32 -static inline uint32_t AV_RN32(const void *p) -{ - uint32_t v; - __asm__ ("ldr %0, %1" : "=r"(v) : "m"(*(const uint32_t *)p)); - return v; -} - -#define AV_WN32 AV_WN32 -static inline void AV_WN32(void *p, uint32_t v) -{ - __asm__ ("str %1, %0" : "=m"(*(uint32_t *)p) : "r"(v)); -} - -#define AV_RN64 AV_RN64 -static inline uint64_t AV_RN64(const void *p) -{ - union { uint64_t v; uint32_t hl[2]; } v; - __asm__ ("ldr %0, %2 \n\t" - "ldr %1, %3 \n\t" - : "=r"(v.hl[0]), "=r"(v.hl[1]) - : "m"(*(const uint32_t*)p), "m"(*((const uint32_t*)p+1))); - return v.v; -} - -#define AV_WN64 AV_WN64 -static inline void AV_WN64(void *p, uint64_t v) -{ - union { uint64_t v; uint32_t hl[2]; } vv = { v }; - __asm__ ("str %2, %0 \n\t" - "str %3, %1 \n\t" - : "=m"(*(uint32_t*)p), "=m"(*((uint32_t*)p+1)) - : "r"(vv.hl[0]), "r"(vv.hl[1])); -} - -#endif /* HAVE_INLINE_ASM */ - -#endif /* AVUTIL_ARM_INTREADWRITE_H */ |