https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86891
Richard Earnshaw <rearnsha at gcc dot gnu.org> changed:
What |Removed |Added
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Assignee|wilco at gcc dot gnu.org |rearnsha at gcc dot
gnu.org
--- Comment #7 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #6)
> Not everything is optimized during GIMPLE optimizations, we have
> simplify-rtx.c and combine.c for a reason. So, if it is possible to
> accurately describe the behavior of the instruction without UNSPECs, it is
> generally preferable to do so.
It is possible, and I'm just polishing up a patch that does so.
