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From: Andreas Schwab <schwab@linux-m68k.org>
To: Michael Ellerman <michael@ellerman.id.au>
Subject: Re: [PATCH] powerpc: add vr save/restore functions
References: <87eh4uif62.fsf@igel.home> <1389154699.2076.6.camel@concordia>
Date: Wed, 08 Jan 2014 10:54:10 +0100
In-Reply-To: <1389154699.2076.6.camel@concordia> (Michael Ellerman's message
 of "Wed, 08 Jan 2014 15:18:19 +1100")
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Michael Ellerman <michael@ellerman.id.au> writes:

> On Mon, 2013-12-30 at 15:31 +0100, Andreas Schwab wrote:
>> GCC 4.8 now generates out-of-line vr save/restore functions when
>> optimizing for size.  They are needed for the raid6 altivec support.
>
> It looks like they're identical for 32 & 64-bit ?

They use different temporary registers and calling conventions (no .opd
for ppc64).
  
Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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"And now for something completely different."