LLVM  9.0.0svn
LowerAtomic.h
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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:
25 };
26 }
27 
28 #endif // LLVM_TRANSFORMS_SCALAR_LOWERATOMIC_H
PreservedAnalyses run(Function &F, FunctionAnalysisManager &)
This class represents lattice values for constants.
Definition: AllocatorList.h:23
F(f)
A pass that lowers atomic intrinsic into non-atomic intrinsics.
Definition: LowerAtomic.h:22
A CRTP mix-in to automatically provide informational APIs needed for passes.
Definition: PassManager.h:372
A set of analyses that are preserved following a run of a transformation pass.
Definition: PassManager.h:153
A container for analyses that lazily runs them and caches their results.
This header defines various interfaces for pass management in LLVM.