[Bug rtl-optimization/56766] Fails to combine (vec_select (vec_concat ...)) to (vec_merge ...)

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56766

Uroš Bizjak <ubizjak at gmail dot com> changed:

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--- Comment #22 from Uroš Bizjak <ubizjak at gmail dot com> ---
Created attachment 35767
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35767&action=edit
Updated patch that adds additional ADDSUB patterns using vec_select/vec_concat