K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2019-10-06T04:19:49.696745Z
K 7
svn:log
V 359
Re-add ALLOW_MIPS_SHARED_TEXTREL, sprinkle it around

Diff partially stolen from CheriBSD; these bits need -Wl,-z,notext in order
to build in an LLVM world. They are needed for all flavors/sizes of MIPS.
This will eventually get fixed in LLVM, but it's unclear when.

Reported by:	arichardson, emaste
Differential Revision:	https://reviews.freebsd.org/D21696

END