intreadwrite.h (1306B)
1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg 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 * FFmpeg 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 FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVUTIL_AARCH64_INTREADWRITE_H 20 #define AVUTIL_AARCH64_INTREADWRITE_H 21 22 #if HAVE_INTRINSICS_NEON 23 24 #include <arm_neon.h> 25 26 #define AV_COPY128 AV_COPY128 27 static av_always_inline void AV_COPY128(void *d, const void *s) 28 { 29 uint8x16_t tmp = vld1q_u8((const uint8_t *)s); 30 vst1q_u8((uint8_t *)d, tmp); 31 } 32 33 #define AV_ZERO128 AV_ZERO128 34 static av_always_inline void AV_ZERO128(void *d) 35 { 36 uint8x16_t zero = vdupq_n_u8(0); 37 vst1q_u8((uint8_t *)d, zero); 38 } 39 40 #endif /* HAVE_INTRINSICS_NEON */ 41 42 #endif /* AVUTIL_AARCH64_INTREADWRITE_H */