[MPlayer-dev-eng] [PATCH] two independent patches for configure
Xidorn Quan
quanxunzhen at gmail.com
Wed Oct 10 17:14:22 CEST 2012
On Wed, Oct 10, 2012 at 11:00 PM, wm4 <nfxjfg at googlemail.com> wrote:
> On Wed, 10 Oct 2012 07:36:00 +0800
> Xidorn Quan <quanxunzhen at gmail.com> wrote:
>
> > Even if it uses new instructions, it isn't necessery to add such cpu
> > type detection. This new cpu type detection only tells compiler that
> > it can optimize C code further for such cpu by, for example, using
> > new instructions provided by the cpu. Inline assembly isn't affected
> > by it at all.
>
> Then why not -march=native -mtune=native ?
>
Some compilers like clang don't support cpu autodetection at present.
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