| //===- LowerAtomic.cpp - Lower atomic intrinsics ----------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| /// \file |
| // This pass lowers atomic intrinsics to non-atomic form for use in a known |
| // non-preemptible environment. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_H |
| #define LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_H |
| |
| #include "llvm/IR/PassManager.h" |
| |
| namespace llvm { |
| |
| /// A pass that lowers atomic intrinsic into non-atomic intrinsics. |
| class LowerAtomicPass : public PassInfoMixin<LowerAtomicPass> { |
| public: |
| PreservedAnalyses run(Function &F, FunctionAnalysisManager &); |
| static bool isRequired() { return true; } |
| }; |
| } |
| |
| #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_H |