[patch] More Arm EABI support routines

[Nick Clifton]

Hi Paul,

> This argument only really holds if you assume the exact target platform can be 
> statically determined by gcc.
> 
> As soon as you start trying to do dynamic selection you need C library 
> specific things to determine which target you're running on.  There is prior 
> art for doing this on glibc/linux.
> 
> We (CodeSourcery) have already added these routines to glibc, and expect them 
> to stay there for the reasons described above.
> Adding yet another implementation of memcpy in gcc for newlib targets seems 
> like a bad idea. I'd much prefer putting them in newlib so that all the 
> memcpy implementations are in the same place.

OK - in that case I have no further objections to your putting the 
memcpy routines in newlib, but I would ask that you include a comment 
there which basically reproduces your explanation above.  That way other 
people will not fall into the same trap that I did.

Cheers
   Nick