Re: Lazy FPU benchmark?

ralf@uni-koblenz.de
Fri, 17 Apr 1998 12:30:35 +0200


On Fri, Apr 17, 1998 at 02:31:42AM -0700, Adam J. Richter wrote:

> >Might I suggest just forking off Multiple copies of the Unix bench 'float'
> >program?
>
> The benefits of the lazy FPU optimization should only occur
> when one or more integer only processes is sharing the CPU with one
> floating point process, so having multiple floating point
> processes will not demonstrate the optmization.

Grep a copy of lmbench and modify the benchmarks that might apply like
lat_ctx or lat_sig.

Ralf

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