patch for elimination to SP when it is changed in RTL (PR57293)

[Vladimir Makarov]

On 12/3/2013, 6:54 AM, Marcus Shawcroft wrote:
> On 2 December 2013 23:44, Vladimir Makarov <vmakarov@redhat.com> wrote:
>
>> If somebody with the rights approves, I can commit it tomorrow.
>>
>> 2013-12-02  Vladimir Makarov  <vmakarov@redhat.com>
>>
>>          * config/aarch64/aarch64.c (aarch64_frame_pointer_required): Check
>>          LR_REGNUM.
>>          (aarch64_can_eliminate): Don't check elimination source when
>>          frame_pointer_requred is false.
>>
>
>
> This is fine with me, go ahead and commit it.  Thanks /Marcus
>
Committed as rev. 205637 with changelog fix of a typo found by Jeff.