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Subject: Re: Differences between 0x88 ,10x12 and Bitboards!?

Author: Robert Hyatt

Date: 11:23:35 11/19/02

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On November 19, 2002 at 14:04:42, Vincent Diepeveen wrote:

>On November 19, 2002 at 14:00:51, Daniel Clausen wrote:
>
>>On November 19, 2002 at 13:57:02, Vincent Diepeveen wrote:
>>
>>[snip]
>>
>>>But more important is that they are not in the same league at 32 bits
>>>processors with knowledge. As soon as they need more knowledge they
>>>run into problems.
>>
>>Care to elaborate on these problems? (it was meant as a rhetoric question ;)
>
>i have posted some months ago and another few months before that loads
>of examples with regard to evaluation.
>
>If you browse some in the search you will find it.
>
>>>My move generation in itself eats 0.6% of the system
>>>time. My evaluation nearly all of it.
>>
>>If I'd argue similarly, I could say that 'obviously 0x88 is not well suited for
>>complex evaluations because your eval consumes so much time in it'. :p
>>Sargon
>
>if i would do it in bitboards what i do in evaluation then i would get
>5 times slower or so, then some bugfixing with inline assembly from
>Nalimov will perhaps take that back to 4 times :)

That's because you can't write code...  not because bitmaps don't work
well...

You need to understand "cause" and "effect" a bit better, IMHO...




>
>Best regards,
>Vincent



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