Nate Begeman 3664ceffdd Implement the fold shift X, zext(Y) -> shift X, Y at the target level,
where it is safe to do so.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21293 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-13 22:14:14 +00:00
..
2005-04-13 06:12:04 +00:00
2004-11-21 00:01:54 +00:00