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  1. //===--- LowerGuardIntrinsic.h - Lower the guard intrinsic ---------------===//
  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. //
  9. // This pass lowers the llvm.experimental.guard intrinsic to a conditional call
  10. // to @llvm.experimental.deoptimize.  Once this happens, the guard can no longer
  11. // be widened.
  12. //
  13. //===----------------------------------------------------------------------===//
  14. #ifndef LLVM_TRANSFORMS_SCALAR_LOWERGUARDINTRINSIC_H
  15. #define LLVM_TRANSFORMS_SCALAR_LOWERGUARDINTRINSIC_H
  16.  
  17. #include "llvm/IR/PassManager.h"
  18.  
  19. namespace llvm {
  20.  
  21. struct LowerGuardIntrinsicPass : PassInfoMixin<LowerGuardIntrinsicPass> {
  22.   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
  23. };
  24.  
  25. }
  26.  
  27. #endif // LLVM_TRANSFORMS_SCALAR_LOWERGUARDINTRINSIC_H
  28.