K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2018-05-03T21:45:59.649083Z
K 7
svn:log
V 350
Add helper macros to hide some boring repeatable ceremonies to define
ifuncs on x86.

Also keep helpers to define 'pseudo-ifuncs' which are emulated by the
indirect jmp.

Reviewed by:	jhb (previous version, as part of the larger patch)
Sponsored by:	The FreeBSD Foundation
MFC after:	2 weeks
Differential revision:	https://reviews.freebsd.org/D13838

END