53 Commits

Author	SHA1	Message	Date
Chris Lattner	f12cc842b3	Tighten up the AnalysisUsage of lots of passes, primarily to correctly indicate whether or not they invalidate the CFGA ... llvm-svn: 2386	2002-04-28 21:27:06 +00:00
Chris Lattner	78dd56fe62	Eliminate the cfg namespace, moving LoopInfo, Dominators, Interval* classes ... to the global namespace llvm-svn: 2370	2002-04-28 16:21:30 +00:00
Chris Lattner	1467f64f01	Initial checkin of simple&fast SSA based GCSE algorithm ... llvm-svn: 2338	2002-04-28 00:47:11 +00:00