Nate Begeman 983ca89714 Add a fold for add that exchanges it with a constant shift if possible, so ... that the shift may be more easily folded into other operations. llvm-svn: 26286		2006-02-18 02:43:25 +00:00
llvm	Add a fold for add that exchanges it with a constant shift if possible, so	2006-02-18 02:43:25 +00:00