[Bug target/117722] RISC-V: Failed to vectorize x264_pixel_sad_4x4

[rdapp at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117722

--- Comment #3 from Robin Dapp <rdapp at gcc dot gnu.org> ---
First, pixel_sad_4x4 is not very hot, 8x8 and 16x16 are.

Second, we are vectorizing this, but with -mno-vector-strict-align.

IMHO we don't need to synthesize an usad pattern.