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Re: [PATCH] PPC64 Use hardware sqrt.


Kumar Gala wrote on 04/29/2004 05:55:21 PM:

> I do not think its fair to say that all future PPC64 processors will 
> implement the fsqrt instruction.
> 
> - kumar
> 

All server (i/pSeries) and 970 models do and will. The silicon required 
for this is so small as to be lost in the noise of a modern chip design. 

So I will take 3-5X performance gain.

Steven J. Munroe
Linux on Power Toolchain Architect
IBM Corporation, Linux Technology Center


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