Re: Revisit Core tunning flags

2013-09-22 Thread Wei Mi
>> > http://gcc.gnu.org/ml/gcc-patches/2013-09/msg00884.html > > This patch seems resonable. (in fact I have pretty much same in my tree) > use_vector_fp_converts is actually trying to solve the same problem in AMD > hardware - you need to type the whole register when converting. > So it may work w

Re: Revisit Core tunning flags

2013-09-22 Thread Jan Hubicka
> On Sat, Sep 21, 2013 at 3:51 PM, Xinliang David Li wrote: > > On Sat, Sep 21, 2013 at 12:54 PM, Jan Hubicka wrote: > >> Hi, > >> this is upated version of patch discussed at > >> http://gcc.gnu.org/ml/gcc-patches/2012-12/msg00841.html > >> > >> It makes CORE tuning to more follow the optimizati

Re: Revisit Core tunning flags

2013-09-21 Thread Xinliang David Li
On Sat, Sep 21, 2013 at 3:51 PM, Xinliang David Li wrote: > On Sat, Sep 21, 2013 at 12:54 PM, Jan Hubicka wrote: >> Hi, >> this is upated version of patch discussed at >> http://gcc.gnu.org/ml/gcc-patches/2012-12/msg00841.html >> >> It makes CORE tuning to more follow the optimization guidelines.

Re: Revisit Core tunning flags

2013-09-21 Thread Xinliang David Li
On Sat, Sep 21, 2013 at 12:54 PM, Jan Hubicka wrote: > Hi, > this is upated version of patch discussed at > http://gcc.gnu.org/ml/gcc-patches/2012-12/msg00841.html > > It makes CORE tuning to more follow the optimization guidelines. > In particular it removes some tuning flags for features I imple

Revisit Core tunning flags

2013-09-21 Thread Jan Hubicka
Hi, this is upated version of patch discussed at http://gcc.gnu.org/ml/gcc-patches/2012-12/msg00841.html It makes CORE tuning to more follow the optimization guidelines. In particular it removes some tuning flags for features I implemented years back specifically for K7/K8 chips that ended up in