forked from OSchip/llvm-project
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commit
a96eabaab7
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@ -762,22 +762,6 @@ void LoopUnswitch::SplitExitEdges(Loop *L,
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}
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/// addBBToDomFrontier - Helper function. Insert DFBB in Basic Block BB's
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/// dominance frontier using iterator DFI.
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static void addBBToDomFrontier(DominanceFrontier &DF,
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DominanceFrontier::iterator &DFI,
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BasicBlock *BB, BasicBlock *DFBB) {
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if (DFI != DF.end()) {
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DF.addToFrontier(DFI, DFBB);
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return;
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}
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DominanceFrontier::DomSetType NSet;
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NSet.insert(DFBB);
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DF.addBasicBlock(BB, NSet);
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DFI = DF.find(BB);
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}
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/// UnswitchNontrivialCondition - We determined that the loop is profitable
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/// to unswitch when LIC equal Val. Split it into loop versions and test the
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/// condition outside of either loop. Return the loops created as Out1/Out2.
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