[opus] MIPS optimizations

[Dean Blackketter]

Ah, thanks.  Alas, I’m targeting the AR9331, which is 24kc.  Oh well.


On Jun 22, 2014, at 9:21 PM, Rhishikesh Agashe <Rhishikesh.Agashe at imgtec.com> wrote:

> Hi Dean,
> 
> It should work for 24kec, 34kc and 74kc cores.
> 
> Thanks and Regards,
> Rhishi
> 
> 
> -----Original Message-----
> From: opus-bounces at xiph.org [mailto:opus-bounces at xiph.org] On Behalf Of Dean Blackketter
> Sent: Monday, June 23, 2014 02:37
> To: Jean-Marc Valin
> Cc: opus at xiph.org
> Subject: Re: [opus] MIPS optimizations
> 
> Great, will do and report back.
> 
> On Jun 22, 2014, at 9:13 AM, Jean-Marc Valin <jmvalin at jmvalin.ca> wrote:
> 
>> I suggest you try it. I do know that it requires the dsp extensions, 
>> but it may work on a 24k. Just change the -march=74kc and see if it works.
>> 
>> 	Jean-Marc
>> 
>> On 22/06/14 11:26 AM, Dean Blackketter wrote:
>>> Thanks for this.
>>> 
>>> There's not much documentation there. 
>>> 
>>> It appears that these optimizations are for MIPS 74K only and don't apply to 24K-based builds, correct?
>>> 
>>> 
>>> On Jun 20, 2014, at 11:18 PM, Jean-Marc Valin <jmvalin at jmvalin.ca> wrote:
>>> 
>>>> All those running Opus on MIPS should be interested in some new 
>>>> MIPS-specific optimizations contributed by Imagination Technologies. 
>>>> For now you will need to use Makefile.mips to build. Feedback on 
>>>> this new code is welcome.
>>>> 
>>>> Cheers,
>>>> 
>>>> 	Jean-Marc
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>>> 
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