[RFA]: Fix reload inheritance when stack pointer is reloaded

[Bernd Schmidt]

On Sat, 7 Jul 2001, Stephane Carrez wrote:
>
> In general this kind of problem is solved in reload by looking at the
> REG_INC notes and invalidating the reload information (so that inheritance does
> not occur).  Unfortunately, the push/pop don't have the REG_INC notes, so
> they are not found.

Since we run into problems like this all the time, it may be best to make
the compiler generate a REG_INC note for every autoinc addressing mode.


Bernd