LICM preserves scalar evolution and dom frontier.
llvm-svn: 40602
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@ -42,6 +42,7 @@
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#include "llvm/Analysis/AliasAnalysis.h"
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#include "llvm/Analysis/AliasSetTracker.h"
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#include "llvm/Analysis/Dominators.h"
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#include "llvm/Analysis/ScalarEvolution.h"
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#include "llvm/Transforms/Utils/PromoteMemToReg.h"
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#include "llvm/Support/CFG.h"
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#include "llvm/Support/Compiler.h"
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@ -78,6 +79,8 @@ namespace {
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AU.addRequired<DominatorTree>();
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AU.addRequired<DominanceFrontier>(); // For scalar promotion (mem2reg)
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AU.addRequired<AliasAnalysis>();
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AU.addPreserved<ScalarEvolution>();
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AU.addPreserved<DominanceFrontier>();
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}
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bool doFinalization() {
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