[PATCH ARC 1]: General fixes

[Nick Clifton]

Hi Cupertino,

> bfd/ChangeLog:
> 
> Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
>                  * elf32-arc.c (arc_elf_final_write_processing): Add condition to
>                  the flag change.
>                  (elf_arc_relocate_section): Fixes and conditions to support PIE.
>                  Assert for code sections dynamic relocs.
> 
> gas/ChangeLog:
> 
> Claudiu Zissulescu  <Claudiu.Zissulescu@synopsys.com>
>                  * config/tc-arc.c: Enable code density instructions for ARC EM.
> 
> ld/ChangeLog:
> 
> Cupertino Miranda  <Cupertino.Miranda@synopsys.com>
>                  * scripttempl/arclinux.sc: Force .tdata and .tbss to always be
>                  generated.

Approved - please apply.

Cheers
  Nick