[PATCH, AArch64] Use GCC builtins to count leading/tailing zeros

[Yufeng Zhang]

On 01/07/14 16:29, Marcus Shawcroft wrote:
> On 7 January 2014 16:22, Joseph S. Myers<joseph@codesourcery.com>  wrote:
>> On Tue, 7 Jan 2014, Marcus Shawcroft wrote:
>>
>>> Hi,  My understanding is that ARM now has appropriate assignments in
>>> place to contribute to GLIBC.  Could someone with visibility of the
>>> appropriate assignments file/database  confirm this ?
>>
>> Yes:
>>
>> GLIBC   Arm Limited     2013-12-23
>> Assigns Past and Future changes
>
> Thanks for checking.
>
>> Note that longlong.h is shared with GCC and the two copies should be
>> updated in sync with each other if possible.
>
> Understood.
>
> This change looks OK to me, but I think it should wait until after the
> 2.19 freeze.

2.19 has been released; can anyone please help me commit the patch?

The original patch was posted here:

http://sourceware.org/ml/libc-alpha/2014-01/msg00114.html

Thanks,
Yufeng