[RFA] Fix gold's understanding of ARM v4T/v5T interworking

[Ian Lance Taylor]

Matthew Gretton-Dann <matthew.gretton-dann@arm.com> writes:

> 2011-09-20  Matthew Gretton-Dann<matthew.gretton-dann@arm.com>
>
>   	* arm.cc (Target_arm::Target_arm): Remove initialisation of
> 	may_use_blx_
> 	(Target_arm::may_use_blx): Remove method.
> 	(Target_arm::set_may_use_blx): Likewise.
> 	(Target_arm::may_use_v4t_interworking): New method.
> 	(Target_arm::may_use_v5t_interworking): Likewise.
> 	(Target_arm::may_use_blx_): Remove member variable.
> 	(Arm_relocate_functions::arm_branch_common): Check for v5T
> 	interworking.
> 	(Arm_relocate_functions::thumb_branch_common): Likewise.
> 	(Reloc_stub::stub_type_for_reloc): Likewise.
> 	(Target_arm::do_finalize_sections): Correct interworking checks.
> 	* testsuite/Makefile.am: Add new tests.
> 	* testsuite/Makefile.in: Regenerate.
> 	* testsuite/arm_farcall_arm_arm.s: New test.
> 	* testsuite/arm_farcall_arm_arm.sh: Likewise.
> 	* testsuite/arm_farcall_arm_thumb.s: Likewise.
> 	* testsuite/arm_farcall_arm_thumb.sh: Likewise.
> 	* testsuite/arm_farcall_thumb_arm.s: Likewise.
> 	* testsuite/arm_farcall_thumb_arm.sh: Likewise.
> 	* testsuite/arm_farcall_thumb_thumb.s: Likewise.
> 	* testsuite/arm_farcall_thumb_thumb.sh: Likewise.

Committed.

Sorry for the delay.

Ian