Re: [AD] docs patch msvc7

[AJ <aj@xxxxxxxxxx>]

Evert Glebbeek wrote:
> > > <li>
> > >   TARGET_ARCH_EXCL=[opts] (MSVC only)<br>
> > >   This option allows you to optimize exclusively for a given
> >
> > architecture.
> >
> > >   Pass B to optimize for a PentiumPro or 7 to optimize for Pentium 4.
> >
> > Note
> >
> >
> >
> > 7 for Pentium4/AthlonXP
>
>
> Ok, I'll fix that. Dod you know of any other optimization switches you can
> pass there?
>
>
> > with only passing 7 and not -G7 doesn't make sense when trying to pass
> > "7 -arch:SSE2"
> > as the only place that makes sense to put the -arch:SSE2 is on the
> > TARGET_ARCH_EXCL also.
>
>
> As I said, I would prefer if you could just say `TARGET_ARCH_EXCL=pentium4'
> and have it imply, say, SSE. I suspect that can probably be done with a


7  is for P4/AthlonXP,  but SSE2 is only available on p4, so  7 can not 
imply sse2, only sse1 , but for p4 specific (non-athlon) you might want 
sse2.



couple of ifs in the makefile.
> For passing explicit options to the compiler, CFLAGS should be passed on
> the make commandline.


that does not seem to be the logical place to pass architecture 
exclusive commands... (like -arch:SSE2)