VP9 common for ARMv8 by using NEON intrinsics 07

Add vp9_convolve8_neon.c
- vp9_convolve8_horiz_neon
- vp9_convolve8_vert_neon

Change-Id: I0bdd99ff72d275223fe211ac7243c25a5a60cf87
Signed-off-by: James Yu <james.yu@linaro.org>
5 files changed