Using lswi/stswi inside the kernel

[Kumar Gala]

Yes, not all PowerPC implementations actually implement this  
instructions.  Also, on a number of them there is no performance  
improvement when using the instructions.

- kumar

On Jul 14, 2005, at 7:52 AM, Frank van Maarseveen wrote:

> Are there any issues I should be aware of?
>
> I think most SAVE_GPR* and REST_GPR* macros could be replaced by a
> single lswi/stswi instruction.
>
> -- 
> Frank
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