37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
//===- DeadStoreElimination.h - Fast Dead Store Elimination -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements a trivial dead store elimination that only considers
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// basic-block local redundant stores.
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//
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// FIXME: This should eventually be extended to be a post-dominator tree
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// traversal. Doing so would be pretty trivial.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_SCALAR_DEADSTOREELIMINATION_H
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#define LLVM_TRANSFORMS_SCALAR_DEADSTOREELIMINATION_H
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#include "llvm/IR/PassManager.h"
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namespace llvm {
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class Function;
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/// This class implements a trivial dead store elimination. We consider
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/// only the redundant stores that are local to a single Basic Block.
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class DSEPass : public PassInfoMixin<DSEPass> {
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public:
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PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM);
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};
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} // end namespace llvm
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#endif // LLVM_TRANSFORMS_SCALAR_DEADSTOREELIMINATION_H
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