[Bug target/98172] Update -mtune=generic for the current Intel and AMD processors

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98172

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
   Target Milestone|---                         |11.0
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2020-12-07

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Jan Hubicka from comment #1)
> What kind of updates you propose?

For one thing, memcpy/memset should be expanded to REP MOVSB/STOSB, never
MOVSL/MOVSQ.