[mdlug] Parallella: A Supercomputer For Everyone by Adapteva — Kickstarter

[Garry Stahl]

On 10/12/2012 04:21 PM, Michael Mol wrote:
> On Fri, Oct 12, 2012 at 4:01 PM, Garry Stahl <tesral at wowway.com> wrote:
>> On 10/12/2012 01:54 AM, Aaron Kulkis wrote:
>>
>>>> If you're paying attention to the things necessary to squeeze every
>>>> last {int|fl}op of performance from a given modern CPU, you'll find
>>>> that you need to keep several different variants of your code handy to
>>>> account for difference in execution speed or stall behavior for
>>>> individual instructions across different brands of CPUs--even
>>>> different models within the same brand!
>>
>> Amgia programers did exactly that.  Programs like ImageFX would have
>> executables for 68k 020 030 and 040 processors depending on what you had in
>> your Amiga you picked the right one to install.  Installers would ask you
>> what your hardware setup was.
> So, three images, written and tuned in assembly. Sounds like a lot of
> work went into it.

You also had FPU vs no FPU andf some would customize for the graphic set 
as well.

However:  It was still a limited set of parameters.



-- 
Garry  AKA  --Phoenix--  Rising above the Flames.

When you are up to your ass in alligators it is difficult to remember your original intention was to drain the swamp.
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