K 10
svn:author
V 8
dumbbell
K 8
svn:date
V 27
2014-03-05T21:33:11.143500Z
K 7
svn:log
V 275
MFC r254610, r254611, r254617, r254620:

Implement atomic_swap() and atomic_testandset().
Implement atomic_cmpset_64() and atomic_swap_64() for i386.

The following revisions were merged at the same time, to avoid build
breakage:
    o  r256118
    o  r256119
    o  r256131

END