[Bug target/99754] [sse2] new _mm_loadu_si16 and _mm_loadu_si32 implemented incorrectly

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99754

--- Comment #7 from Hongtao.liu <crazylht at gmail dot com> ---

> 
> But that's unrelated to correctness; this bug can be closed unless we're
> keeping it open until it's fixed in the GCC11 current stable series.

Let me do the backporting.