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  1. //===-------- LoopDataPrefetch.h - Loop Data Prefetching Pass ---*- C++ -*-===//
  2. //
  3. //
  4. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  5. // See https://llvm.org/LICENSE.txt for license information.
  6. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  7. //
  8. //===----------------------------------------------------------------------===//
  9. /// \file
  10. /// This file provides the interface for LLVM's Loop Data Prefetching Pass.
  11. //===----------------------------------------------------------------------===//
  12.  
  13. #ifndef LLVM_TRANSFORMS_SCALAR_LOOPDATAPREFETCH_H
  14. #define LLVM_TRANSFORMS_SCALAR_LOOPDATAPREFETCH_H
  15.  
  16. #include "llvm/IR/PassManager.h"
  17.  
  18. namespace llvm {
  19.  
  20. class Function;
  21.  
  22. /// An optimization pass inserting data prefetches in loops.
  23. class LoopDataPrefetchPass : public PassInfoMixin<LoopDataPrefetchPass> {
  24. public:
  25.   LoopDataPrefetchPass() = default;
  26.  
  27.   /// Run the pass over the function.
  28.   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
  29. };
  30.  
  31. } // end namespace llvm
  32.  
  33. #endif // LLVM_TRANSFORMS_SCALAR_LOOPDATAPREFETCH_H
  34.