In message <199910201414.AAA22324@balrog.supp.cpr.itg.telecom.com.au> Simon Burge writes:
: My first use for this would be deciding if the CPU ISA is high enough
: to use the ll/sc instructions for a test-and-set operation.  According
: to "See MIPS Run", the Vr4100 is the only ISA III CPU that doesn't
: implement ll/sc - is this CPU in common use?

Recently, it has been used by a bunch of Handheld machines running
Windows CE.  The NetBSD/hpcmips port supports these beasts.

Warner