[MPlayer-dev-eng] [PATCH] configure: -mtune=generic for runtime CPU detection
diego at biurrun.de
Tue Apr 3 15:17:15 CEST 2007
On Tue, Apr 03, 2007 at 08:35:44PM +0800, Zuxy Meng wrote:
> 2007/4/3, Diego Biurrun <diego at biurrun.de>:
> >On Fri, Mar 30, 2007 at 11:13:28AM +0800, Zuxy Meng wrote:
> >> gcc 4.2.0 (currently in rc1 stage) will support "generic"
> >> optimization, which promises to deliver optimal performance on a
> >> collection of "comtemporary" CPUs (now including AMD Athlon, AMD
> >> Opteron, Intel Pentium M, Intel Pentium 4 and Intel Core 2). This
> >> patch add this feature for mplayer, falling back to i686 for older
> >> gcc.
> >What happens on older CPUs?
> Should have nothing to do with host CPU type since the change affects
> runtime cpu detection builds only.
OK, patch applied.
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