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List Archive: gentoo-ppc-user
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To: gentoo-ppc-user@g.o
From: kahl@...
Subject: Re: -mabi=altivec in CFLAGS
Date: Thu, 2 Dec 2010 10:50:03 -0500
On Thu, Dec 02, 2010 at 05:50:38PM +0300, Konstantin Tokarev wrote:
> AFAIK, some packages (e.g., dev-cpp/eigen) can use AltiVec vectorization
> only when -mabi=altivec is specified in GCC flags.
> 
> Is it safe to use -mabi=altivec in global CFLAGS in make.conf?

I've had that ever since I startd using PowerPC,
without any problems I that I would consider attributing to that.


> Does anybody know if the system will perform better or worse in average?

I did not do any comparisons.


Wolfram


References:
-mabi=altivec in CFLAGS
-- Konstantin Tokarev
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Updated Oct 31, 2011

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