[16/16][binutils][AARCH64]Add relocation support for large memory model. [LD]Add TLSIE relaxation support.

[Nick Clifton]

Hi Renlin,

> bfd/ChangeLog:
> 2015-09-08  Renlin Li <renlin.li@arm.com>
>
>      * elfnn-aarch64.c (IS_AARCH64_TLS_RELAX_RELOC): Add
>          TLSIE_MOVW_GOTTPREL_G1.
>      (aarch64_tls_transition_without_check): Add
>          TLSIE_MOVW_GOTTPREL_G1 to TLSLE_MOVW_TPREL_G2
>          transition for local symbol.
>      (elfNN_aarch64_tls_relax): Add a argument to pass tp offset.
>          Add TLSIE_MOVW_GOTTPREL_G1 relaxation.
>      (elfNN_aarch64_relocate_section): Call elfNN_aarch64_tls_relax
>          with new argument.
>
> ld/testsuite/ChangeLog:
> 2015-09-08  Renlin Li <renlin.li@arm.com>
>
>      * ld-aarch64/aarch64-elf.exp (tls-relax-large-le-ie): Run new test.
>      * ld-aarch64/tls-relax-large-ie-le.d: New.
>      * ld-aarch64/tls-relax-large-ie-le.s: New.

Approved - please apply.

Cheers
   Nick