Using lswi/stswi inside the kernel
kumar.gala at freescale.com
Thu Jul 14 23:24:55 EST 2005
Yes, not all PowerPC implementations actually implement this
instructions. Also, on a number of them there is no performance
improvement when using the instructions.
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.
> Linuxppc-dev mailing list
> Linuxppc-dev at ozlabs.org
More information about the Linuxppc-dev