[Bug target/100257] poor codegen with vcvtph2ps / stride of 6

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100257

Hongtao.liu <crazylht at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |crazylht at gmail dot com

--- Comment #2 from Hongtao.liu <crazylht at gmail dot com> ---
for vec_init, if higher part is zero, we can use vmovd/vmovq instead of vector
concat.