[PATCH] ARM: make head.S register assignments more convenient
Dave Martin
dave.martin at linaro.org
Tue Dec 6 08:23:31 EST 2011
On Tue, Dec 06, 2011 at 11:29:12AM +0000, Russell King - ARM Linux wrote:
> On Tue, Dec 06, 2011 at 11:11:05AM +0000, Dave Martin wrote:
> > Is it also worth changing the other proc-*.S setup rountines to be PCS
> > compliant too? This would clean up the calling convention further, and
> > help avoid future sutprises.
>
> They _aren't_ PCS functions in any case. They don't have a stack
> available to them. So, having them as non-PCS functions reinforces
> the fact that they _are_ special.
Fair point.
Maybe a brief note in the commit message explaining why only certain
proc-*.S files are touched would be belpful. But it's not vital.
Cheers
---Dave
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