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

[Joseph S. Myers]

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

Note that longlong.h is shared with GCC and the two copies should be 
updated in sync with each other if possible.

-- 
Joseph S. Myers
joseph@codesourcery.com