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List Archive: gentoo-performance
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To: gentoo-performance@g.o
From: Paul Ingelbrant <pi@...>
Subject: Re: gcc optimizations
Date: Wed, 30 Jun 2004 20:48:11 +0200
Quoting Andrea Pretto <prettz_it@...>:

> The flag -mmmx ( like -msse -m3dnow etc...) activate
> some extensions for C language.
> 
> See this:
>
http://gcc.gnu.org/onlinedocs/gcc-3.3.3/gcc/X86-Built-in-Functions.html#X86%20Built-in%20Functions
> 
> So, those flag activate these built-in functions.

I see. 

But what's the matter with the cmov instruction? Should be reasonably "simple"
for  gcc to use it automatically...  

--
gentoo-performance@g.o mailing list

Replies:
Re: gcc optimizations
-- Andrea Pretto
Re: gcc optimizations
-- Beau V.C. Bellamy
References:
Re: gcc optimizations
-- Andrea Pretto
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Updated Jun 17, 2009

Summary: Archive of the gentoo-performance mailing list.

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