https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82369
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
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Severity|normal |enhancement
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
IV-opts is doing this.
But the cost must be for a reason.
Someone would need to understand why the x86 backend cost to handle this case.
It might be the case the cost is taking account the vector modes.
