[Bug tree-optimization/21550] [4.0/4.1 Regression] i686 floating point performance 33% slower than gcc 3.4.3

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-05-13 
18:03 -------
I think this basically goes back to the correct selection of IVs and  i386 
addressing mode, aka a*4+b 
and such, there are other bugs opened about that already.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |tree-optimization
           Keywords|                            |missed-optimization
            Summary|i686 floating point         |[4.0/4.1 Regression] i686
                   |performance 33% slower than |floating point performance
                   |gcc 3.4.3                   |33% slower than gcc 3.4.3
   Target Milestone|---                         |4.0.1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21550