ref: b9cb955cf07e834a126613a31c3b90f6e07dc39a
dir: /vp8/common/arm/neon/copymem_neon.c/
/* * Copyright (c) 2014 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include <arm_neon.h> void vp8_copy_mem8x4_neon( unsigned char *src, int src_stride, unsigned char *dst, int dst_stride) { uint8x8_t vtmp; int r; for (r = 0; r < 4; r++) { vtmp = vld1_u8(src); vst1_u8(dst, vtmp); src += src_stride; dst += dst_stride; } } void vp8_copy_mem8x8_neon( unsigned char *src, int src_stride, unsigned char *dst, int dst_stride) { uint8x8_t vtmp; int r; for (r = 0; r < 8; r++) { vtmp = vld1_u8(src); vst1_u8(dst, vtmp); src += src_stride; dst += dst_stride; } } void vp8_copy_mem16x16_neon( unsigned char *src, int src_stride, unsigned char *dst, int dst_stride) { int r; uint8x16_t qtmp; for (r = 0; r < 16; r++) { qtmp = vld1q_u8(src); vst1q_u8(dst, qtmp); src += src_stride; dst += dst_stride; } }