Chris Lattner f91e97ae81 Clean up the FFS optimization code, and make it correctly create the appropriate
unsigned llvm.cttz.* intrinsic, fixing the 2005-05-11-Popcount-ffs-fls regression
last night.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25398 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-17 18:27:17 +00:00
..
2006-01-16 19:47:21 +00:00
2006-01-16 21:12:35 +00:00