Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

Rev

Blame | Last modification | View Log | Download | RSS feed

  1. //===- LowerAtomicPass.h - Lower atomic intrinsics --------------*- C++ -*-===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8. /// \file
  9. // This pass lowers atomic intrinsics to non-atomic form for use in a known
  10. // non-preemptible environment.
  11. ///
  12. //===----------------------------------------------------------------------===//
  13.  
  14. #ifndef LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H
  15. #define LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H
  16.  
  17. #include "llvm/IR/PassManager.h"
  18.  
  19. namespace llvm {
  20.  
  21. /// A pass that lowers atomic intrinsic into non-atomic intrinsics.
  22. class LowerAtomicPass : public PassInfoMixin<LowerAtomicPass> {
  23. public:
  24.   PreservedAnalyses run(Function &F, FunctionAnalysisManager &);
  25.   static bool isRequired() { return true; }
  26. };
  27.  
  28. }
  29.  
  30. #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H
  31.