[llvm] r226664 - AArch64: add backend option to reserve x18 (platform register)

[Hans Wennborg]

On Mon, Jan 26, 2015 at 3:07 PM, Tim Northover <tnorthover at apple.com> wrote:
>>> Can we please get this revision (and its accompanying clang revision r227062) into the release_36 branch, targeting 3.6.0?
>>
>> I'm fine with it if Tim is.
>
> Yep, I think it's probably a reasonable thing to move across.

Merged in r227150.

Thanks,
Hans