[PATCH 1/2] [ARC/LIBGCC] Add TLS support.

[Claudiu Zissulescu]

Committed r235558.

Thanks,
Claudiu

> > libgcc/
> > 2016-04-15  Claudiu Zissulescu  <claziss@synopsys.com>
> > 	    Joern Rennecke  <joern.rennecke@embecosm.com>
> >
> > 	* config/arc/crttls.S: New file.
> > 	* config/arc/t-arc: New rule.
> > 	* config.host (arc*-*-elf*, arc*-*-linux*): Add crttls.o.
> > -
>   The libgcc part is OK.