1 /* 2 * Copyright (c) 2014 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include <arm_neon.h> 12 13 #include "./vp8_rtcd.h" 14 15 void vp8_copy_mem8x4_neon(unsigned char *src, int src_stride, 16 unsigned char *dst, int dst_stride) { 17 uint8x8_t vtmp; 18 int r; 19 20 for (r = 0; r < 4; ++r) { 21 vtmp = vld1_u8(src); 22 vst1_u8(dst, vtmp); 23 src += src_stride; 24 dst += dst_stride; 25 } 26 } 27 28 void vp8_copy_mem8x8_neon(unsigned char *src, int src_stride, 29 unsigned char *dst, int dst_stride) { 30 uint8x8_t vtmp; 31 int r; 32 33 for (r = 0; r < 8; ++r) { 34 vtmp = vld1_u8(src); 35 vst1_u8(dst, vtmp); 36 src += src_stride; 37 dst += dst_stride; 38 } 39 } 40 41 void vp8_copy_mem16x16_neon(unsigned char *src, int src_stride, 42 unsigned char *dst, int dst_stride) { 43 int r; 44 uint8x16_t qtmp; 45 46 for (r = 0; r < 16; ++r) { 47 qtmp = vld1q_u8(src); 48 vst1q_u8(dst, qtmp); 49 src += src_stride; 50 dst += dst_stride; 51 } 52 } 53