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  1. //===-- Sink.h - Code Sinking -----------------------------------*- 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. //
  9. // This pass moves instructions into successor blocks, when possible, so that
  10. // they aren't executed on paths where their results aren't needed.
  11. //
  12. //===----------------------------------------------------------------------===//
  13.  
  14. #ifndef LLVM_TRANSFORMS_SCALAR_SINK_H
  15. #define LLVM_TRANSFORMS_SCALAR_SINK_H
  16.  
  17. #include "llvm/IR/PassManager.h"
  18.  
  19. namespace llvm {
  20.  
  21. class Function;
  22.  
  23. /// Move instructions into successor blocks when possible.
  24. class SinkingPass : public PassInfoMixin<SinkingPass> {
  25. public:
  26.   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
  27. };
  28. }
  29.  
  30. #endif // LLVM_TRANSFORMS_SCALAR_SINK_H
  31.