[PATCH][AArch64] Add function comments to some prologue/epilogue helpers

[Kyrill Tkachov]

Ping.

Thanks,
Kyrill

On 24/10/16 12:30, Kyrill Tkachov wrote:
> Ping.
> https://gcc.gnu.org/ml/gcc-patches/2016-10/msg00839.html
>
> Thanks,
> Kyrill
>
> On 12/10/16 11:23, Kyrill Tkachov wrote:
>> Hi all,
>>
>> I'm looking at the aarch64 prologue and epilogue generation code and I noticed many of the helper
>> functions don't have function comments so it makes it harder than it has to to understand what's going on.
>> This patch adds function comments to some of them. I hope I understood the functions correctly.
>>
>> Is this ok for trunk?
>>
>> Thanks,
>> Kyrill
>>
>> 2016-10-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
>>
>>     * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
>>     function comment.
>>     (aarch64_next_callee_save): Likewise.
>>     (aarch64_pushwb_single_reg): Likewise.
>>     (aarch64_gen_storewb_pair): Likewise.
>>     (aarch64_push_regs): Likewise.
>>     (aarch64_gen_loadwb_pair): Likewise.
>>     (aarch64_pop_regs): Likewise.
>>     (aarch64_gen_store_pair): Likewise.
>>     (aarch64_gen_load_pair): Likewise.
>>     (aarch64_save_callee_saves): Likewise.
>>     (aarch64_restore_callee_saves): Likewise.
>