[RFC] sim: Update sim_{fetch,store}_register for sh and mn10300

[Mike Frysinger]

On Wednesday 15 February 2012 19:13:19 Kevin Buettner wrote:
> The patch below updates sim_fetch_register for both mn10300 and sh
> to return the length of the value being fetched instead of -1.  For
> sh, sim_store_register() is changed in a like fashion.
> 
> This change is necessary due to past changes to remote-sim.c which do
> more stringent checks of the return value.
> 
> Comments?

i assume `make sim-check` passes for the sh target, so OK

> sim/ChangeLog:
> 
> 	* sh/interp.c (sim_store_register, sim_fetch_register): Return
> 	length, not -1.

note: there is a sim/sh/ChangeLog
-mike
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