[ELF2] target specific section order

[Easwaran, Shankar via llvm-commits]

This is for the ELF2 linker variant.

On 10/13/2015 4:32 PM, Easwaran, Shankar wrote:
> Hi,
>
> Architectures like Hexagon needs specific placements of sections as 
> required by the ABI. Examples of such sections are small data, and 
> section .start that need to be at the very beginning ?
>
> Can I add a function to override  the Default Section order to the one 
> that the target can override with ?
>
> Shankar Easwaran