On Mon 10 Mar 2014 23:44:31 DJ Delorie wrote:
> Assuming that memory-region ram is initialized to zero (I think it is
> based on reading the common/ code), this is fine.  Thanks!

the default fill value is 0.  it can be changed by memory-fill, but no sim 
does that.  a user could change this with command line flags, but i guess 
you'd get what you pay for at that point :).
-mike