[llvm-commits] [llvm] r166167 - /llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp

[Nadav Rotem]

Author: nadav
Date: Thu Oct 18 00:33:02 2012
New Revision: 166167

URL: http://llvm.org/viewvc/llvm-project?rev=166167&view=rev
Log:
Remove the use of dominators and AA.

Modified:
    llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp

Modified: llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp?rev=166167&r1=166166&r2=166167&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp (original)
+++ llvm/trunk/lib/Transforms/Vectorize/LoopVectorize.cpp Thu Oct 18 00:33:02 2012
@@ -28,7 +28,6 @@
 #include "llvm/Analysis/LoopPass.h"
 #include "llvm/Value.h"
 #include "llvm/Function.h"
-#include "llvm/Analysis/Dominators.h"
 #include "llvm/Analysis/Verifier.h"
 #include "llvm/Module.h"
 #include "llvm/Type.h"
@@ -143,7 +142,6 @@
   DenseMap<Value*, Value*> WidenMap;
 };
 
-
 /// Perform the vectorization legality check. This class does not look at the
 /// profitability of vectorization, only the legality. At the moment the checks
 /// are very simple and focus on single basic block loops with a constant
@@ -184,22 +182,18 @@
     initializeLoopVectorizePass(*PassRegistry::getPassRegistry());
   }
 
-  AliasAnalysis *AA;
   ScalarEvolution *SE;
   DataLayout *DL;
   LoopInfo *LI;
-  DominatorTree *DT;
 
   virtual bool runOnLoop(Loop *L, LPPassManager &LPM) {
     // Only vectorize innermost loops.
     if (!L->empty())
       return false;
 
-    AA = &getAnalysis<AliasAnalysis>();
     SE = &getAnalysis<ScalarEvolution>();
     DL = getAnalysisIfAvailable<DataLayout>();
     LI = &getAnalysis<LoopInfo>();
-    DT = &getAnalysis<DominatorTree>();
 
     DEBUG(dbgs() << "LV: Checking a loop in \"" <<
           L->getHeader()->getParent()->getName() << "\"\n");
@@ -227,10 +221,8 @@
   virtual void getAnalysisUsage(AnalysisUsage &AU) const {
     LoopPass::getAnalysisUsage(AU);
     AU.addRequiredID(LoopSimplifyID);
-    AU.addRequired<AliasAnalysis>();
     AU.addRequired<LoopInfo>();
     AU.addRequired<ScalarEvolution>();
-    AU.addRequired<DominatorTree>();
   }
 
 };