[PATCH 5/5 v2] arc: Add prologue analysis

[Eli Zaretskii]

> From: Anton Kolesov <Anton.Kolesov@synopsys.com>
> Cc: Anton Kolesov <Anton.Kolesov@synopsys.com>,	Francois Bedard <Francois.Bedard@synopsys.com>
> Date: Wed, 15 Mar 2017 18:17:54 +0300
> 
> Changes in v2:
> 
>   * Use "prepare_for" in test cases.
>   * Ensure that all test cases have unique names in gdb.sum.
>   * Fix invalid indentation in test cases.

OK for the documentation part.

Thanks.