K 10
svn:author
V 5
lwhsu
K 8
svn:date
V 27
2020-02-07T06:36:03.916805Z
K 7
svn:log
V 242
Update platform support information

MIPS* have migrated to external gcc toolchain and Sparc64 support has been
moved to tier 4.

Reviewed by:	jhb
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D23540

END