[PATCH v2 3/4] arc: Recognize registers available on Linux targets

[Eli Zaretskii]

> From: Anton Kolesov <Anton.Kolesov@synopsys.com>
> Cc: Anton Kolesov <Anton.Kolesov@synopsys.com>,	Francois Bedard <Francois.Bedard@synopsys.com>
> Date: Thu, 26 Oct 2017 14:40:19 +0300
> 
> gdb/ChangeLog:
> yyyy-mm-dd  Anton Kolesov  <Anton.Kolesov@synopsys.com>
> 
> 	* arc-tdep.c (core_v2_register_names): Fix names of R58 and R59.
> 	(aux_minimal_register_names): Add LP_START, LP_END and BTA.
> 	(arc_tdesc_init): Recognize those registers.
> 	* arc-tdep.h (arc_regnum): Add R58, R59, LP_START, LP_END and BTA.
> 	(gdbarch_tdep): New field has_hw_loops.
> 
> gdb/doc/ChangeLog:
> yyyy-mm-dd  Anton Kolesov  <Anton.Kolesov@synopsys.com>
> 
> 	* gdb.texinfo (Synopsys ARC): Document LP_START, LP_END and BTA.

OK for the gdb.texinfo part.

Thanks.