Re: [PATCH 1/1] GCD: add binary GCD algorithm

[Peter Zijlstra]

On Fri, Aug 15, 2014 at 04:16:01PM -0400, George Spelvin wrote:
> What I'd like is a better way to automatically configure "divide is
> slow" from an architecture.

So the usual thing and have arch/*/Kconfig select the fancy one if it
doesn't have a hardware divide instruction.

For instance:

arch/arm/Kconfig:

config ARM
	...
	select GCD_FANCY_ALGO if CPU_v6

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