Date:	Wed, 3 Mar 1999 19:25:18 +0100 (CET)
From:	Bernhard Rosenkraenzer <bero AT berolinux DOT za DOT net>
To:	pgcc AT delorie DOT com
Subject:	Re: gcc-2.7.0 creates faster code than pgcc-1.1.1 (fwd)
In-Reply-To:	<199903022118.VAA27656@romario.bu.edu>
Message-ID:	<Pine.LNX.4.10.9903031924190.851-100000@k6.microsoft.sucks.eu.org>
MIME-Version:	1.0
Reply-To:	pgcc AT delorie DOT com

On Tue, 2 Mar 1999, Thadeu Penna wrote:

>  What is precisely the diference between -mpentiumpro and
>  -march=pentiumpro ? I could not find it in the man pages.   

-mpentiumpro = Optimize for the ppro, but generate a program that will
               still run on a 486
-march=pentiumpro = Use pentiumpro specific instructions speeding up
                    things even further on a ppro, at the cost of
                    compatibility

LLaP
bero

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