[Bug middle-end/17235] code quality regression on x86

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Mon Aug 30 07:17:00 GMT 2004


------- Additional Comments From pinskia at gcc dot gnu dot org  2004-08-30 07:16 -------
Actually this is invalid, if you want to optimizate for size use -Os, push/pop are not faster than mov on 
i686 and pentium3, yes they are for the pentium4 but you should be using -mtune=pentium4 if you 
want to tune for the pentium4.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
          Component|rtl-optimization            |middle-end
         Resolution|                            |INVALID


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17235



More information about the Gcc-bugs mailing list