[MPlayer-dev-eng] [PATCH] configure: -mtune=generic for runtime CPU detection

[Diego Biurrun]

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?

Diego