Re: AltiVec

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Eric Young (eay@cryptsoft.com)
Fri, 15 May 1998 18:11:27 +1000 (EST)

On Fri, 15 May 1998, Eric Young wrote:
> For 128*128 -> 256 bit multiplicaions, we have
>
> ((32bit)(8 16bit*16bit->4 32bit)+
> (8 16bit*16bit->4 32bit)))+4*32bit => 4 32bit
> and a probably more usefull
> ((32bit)(16 8bit*8bit -> 16bit)+
> (16 8bit*8bit -> 16bit)+
> (16 8bit*8bit -> 16bit)+
> (16 8bit*8bit -> 16bit))+4*32bit => 4 * 32bit

Woops, that should be
  ((32bit)(4 8bit*8bit -> 16bit)+
          (4 8bit*8bit -> 16bit)+
          (4 8bit*8bit -> 16bit)+
          (4 8bit*8bit -> 16bit))+4*32bit => 4 * 32bit

eric

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The following archive was created by hippie-mail 7.98617-22 on Fri Aug 21 1998 - 17:17:24 ADT