Re: [AD] docs patch msvc7

[AJ <aj@xxxxxxxxxx>]

Evert Glebbeek wrote:
> > --- allegro._tx	2005-04-01 10:57:57.468750000 +1000
> > +++ \alg420\docs\src\allegro._tx	2005-04-01 00:47:00.000000000 +1000
> > @@ -13104,7 +13104,7 @@
> >     compatibility with older processors.
> >     Example: set TARGET_ARCH_COMPAT=i586
> >  <li>
> > +   TARGET_ARCH_EXCL=[cpu]<br>
> > -   TARGET_ARCH_EXCL=[cpu] (GCC-based platforms only)<br>
> >     This option will optimize for the given processor. Please note that
> >     using it will cause the code to *NOT* run on older processors.
> >     Example: set TARGET_ARCH_EXCL=i586
>
>
> No, this is misleading since the actual value you can pass to
> TARGET_ARCH_EXCL is different between the two compilers. I've kept the
> "TARGET_ARCH_EXCL=[cpu] (GCC-based platforms only)<br>" and added the
> following:
>
> <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



>    that the options you can pass may be different between MSVC 6 and 7.
>    Example: set TARGET_ARCH_EXCL=7
>
> I hope that's correct. Also, please take some time to add some of the other
> optimization flags that are defined for GCC (TARGET_ARCH_COMPAT,
> TARGET_OPTS) in so far as they make sense.



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.