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Fix a comment.
llvm-svn: 36299
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@ -307,7 +307,7 @@ void LICM::SinkRegion(BasicBlock *BB) {
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/// HoistRegion - Walk the specified region of the CFG (defined by all blocks
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/// HoistRegion - Walk the specified region of the CFG (defined by all blocks
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/// dominated by the specified block, and that are in the current loop) in depth
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/// dominated by the specified block, and that are in the current loop) in depth
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/// first order w.r.t the DominatorTree. This allows us to visit definitions
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/// first order w.r.t the ETForest. This allows us to visit definitions
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/// before uses, allowing us to hoist a loop body in one pass without iteration.
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/// before uses, allowing us to hoist a loop body in one pass without iteration.
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///
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///
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void LICM::HoistRegion(BasicBlock *BB) {
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void LICM::HoistRegion(BasicBlock *BB) {
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@ -142,7 +142,7 @@ namespace {
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return ET.properlyDominates(I1->getParent(), I2->getParent());
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return ET.properlyDominates(I1->getParent(), I2->getParent());
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}
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}
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/// dominates - Return true if BB1 dominates BB2 using the DominatorTree.
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/// dominates - Return true if BB1 dominates BB2 using the ETForest.
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///
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///
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bool dominates(BasicBlock *BB1, BasicBlock *BB2) const {
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bool dominates(BasicBlock *BB1, BasicBlock *BB2) const {
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return ET.dominates(BB1, BB2);
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return ET.dominates(BB1, BB2);
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