[Bug target/50302] inefficient float->double conversion in AVX with -mtune=generic

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Sep 6 07:53:00 GMT 2011


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50302

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-09-06
                 CC|                            |harsha.jagasia at amd dot
                   |                            |com, hubicka at gcc dot
                   |                            |gnu.org
     Ever Confirmed|0                           |1

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-09-06 07:51:46 UTC ---
Good question.  Probably even with -msseN we could tweak some generic settings
when we know no "old" CPUs have those issues.  Of course the question is
whether
we still need to care for those today or whether we should simply change
generic.



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