[llvm-commits] [llvm] r74661 - /llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp

[Dan Gohman]

Author: djg
Date: Wed Jul  1 18:21:38 2009
New Revision: 74661

URL: http://llvm.org/viewvc/llvm-project?rev=74661&view=rev
Log:
Request LCSSA after LoopSimplify. This fixes a problem in which the
PassManager was scheduling LCSSA before LoopSimplify, which does not
preserve LCSSA.

Modified:
    llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp?rev=74661&r1=74660&r2=74661&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/IndVarSimplify.cpp Wed Jul  1 18:21:38 2009
@@ -82,10 +82,10 @@
    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
      AU.addRequired<DominatorTree>();
      AU.addRequired<ScalarEvolution>();
-     AU.addRequiredID(LCSSAID);
      AU.addRequiredID(LoopSimplifyID);
      AU.addRequired<LoopInfo>();
      AU.addRequired<IVUsers>();
+     AU.addRequiredID(LCSSAID);
      AU.addPreserved<ScalarEvolution>();
      AU.addPreservedID(LoopSimplifyID);
      AU.addPreserved<IVUsers>();