| 1 | //===- LowerAtomicPass.h - Lower atomic intrinsics --------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | /// \file |
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| 9 | // This pass lowers atomic intrinsics to non-atomic form for use in a known |
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| 10 | // non-preemptible environment. |
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| 11 | /// |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #ifndef LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H |
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| 15 | #define LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H |
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| 16 | |
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| 17 | #include "llvm/IR/PassManager.h" |
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| 18 | |
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| 19 | namespace llvm { |
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| 20 | |
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| 21 | /// A pass that lowers atomic intrinsic into non-atomic intrinsics. |
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| 22 | class LowerAtomicPass : public PassInfoMixin<LowerAtomicPass> { |
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| 23 | public: |
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| 24 | PreservedAnalyses run(Function &F, FunctionAnalysisManager &); |
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| 25 | static bool isRequired() { return true; } |
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| 26 | }; |
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| 27 | |
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| 28 | } |
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| 29 | |
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| 30 | #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMICPASS_H |
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| 31 | |
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