[PATCH 13/28] mn10300: cleanup secondary reloads

Jeff Law law@redhat.com
Tue Jan 18 17:14:00 GMT 2011


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On 01/10/11 13:31, Richard Henderson wrote:
> From: Richard Henderson <rth@twiddle.net>
> 
> Handles output reloads for QI/HImode properly; previously we were
> only handing input reloads properly.
> 
> Handles reloads involving the stack pointer better; note that the
> AM33 allows copying SP to DATA_REGS as well as ADDRESS and EXTENDED.
I'm not sure I understand the change to the preferred_reload_class.
ADDRESS_OR_EXTENDED_REGS seems to be more appropriate than
BASE_REG_CLASS.  Maybe the tighter preferred class is giving you better
code?

It looks OK though.

jeff

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