[Bug rtl-optimization/110206] [14 Regression] wrong code with -Os -march=cascadelake since r14-1246

[ubizjak at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110206

--- Comment #6 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Uroš Bizjak from comment #3)

> However, VPMULLW needs all 8 QImode elements, but %xmm4 only has 4 loaded;

To be consistent, VPSRLVW and VPMULLW use HImode elements.