K 10
svn:author
V 3
kan
K 8
svn:date
V 27
2017-04-07T22:58:28.822549Z
K 7
svn:log
V 363
Define 'lr' as x30 on aarch64

GNU toolchain does not recognize LR as standard register alias,
but clang does. Use of #define will work on both. Place the
definition into central machine/asm.h instead of patching every
affected file, as requested by plaftorm maintainers.

Reviews by: andrew, emaste, imp
Differential Revision:	https://reviews.freebsd.org/D10307

END