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Remove the use of dominators and AA.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166167 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nadav Rotem 2012-10-18 05:33:02 +00:00
parent 1953ace81d
commit d22d5f9122
1 changed files with 0 additions and 8 deletions
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8
lib/Transforms/Vectorize/LoopVectorize.cpp
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@ -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 @@ private:
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 @@ struct LoopVectorize : public LoopPass {
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 @@ struct LoopVectorize : public LoopPass {
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
LoopPass::getAnalysisUsage(AU);
AU.addRequiredID(LoopSimplifyID);
AU.addRequired<AliasAnalysis>();
AU.addRequired<LoopInfo>();
AU.addRequired<ScalarEvolution>();
AU.addRequired<DominatorTree>();
}
};