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File indexing completed on 2026-05-10 08:44:42

0001 //===- LowerAtomicPass.h - Lower atomic intrinsics --------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008 /// \file
0009 // This pass lowers atomic intrinsics to non-atomic form for use in a known
0010 // non-preemptible environment.
0011 ///
0012 //===----------------------------------------------------------------------===//
0013 
0014 #ifndef LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H
0015 #define LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H
0016 
0017 #include "llvm/IR/PassManager.h"
0018 
0019 namespace llvm {
0020 
0021 /// A pass that lowers atomic intrinsic into non-atomic intrinsics.
0022 class LowerAtomicPass : public PassInfoMixin<LowerAtomicPass> {
0023 public:
0024   PreservedAnalyses run(Function &F, FunctionAnalysisManager &);
0025   static bool isRequired() { return true; }
0026 };
0027 
0028 }
0029 
0030 #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H