include/llvm/Transforms/Scalar/LowerAtomic.h

   1 //===- LowerAtomic.cpp - 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_LOWERATOMIC_H
  15 #define LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_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 };
  26 }
  27
  28 #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_H