Tom Stellard 9242b73286 R600/SI: Replace ffs(x) - 1 with countTrailingZeros(x)
ffs(x) broke the mingw buildbot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193225 91177308-0d34-0410-b5e6-96231b3b80d8
2013-10-23 03:50:25 +00:00
..
2013-10-22 05:09:40 +00:00