1 //===- LowerGlobalDtors.h - Lower @llvm.global_dtors ----------------------===// 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 // 9 // This pass lowers @llvm.global_dtors by creating wrapper functions that are 10 // registered in @llvm.global_ctors and which contain a call to `__cxa_atexit` 11 // to register their destructor functions. 12 // 13 //===----------------------------------------------------------------------===// 14 #ifndef LLVM_TRANSFORMS_UTILS_LOWERGLOBALDTORS_H 15 #define LLVM_TRANSFORMS_UTILS_LOWERGLOBALDTORS_H 16 17 #include "llvm/IR/PassManager.h" 18 19 namespace llvm { 20 21 class LowerGlobalDtorsPass : public PassInfoMixin<LowerGlobalDtorsPass> { 22 public: 23 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 24 }; 25 26 } // namespace llvm 27 28 #endif // LLVM_TRANSFORMS_UTILS_LOWERGLOBALDTORS_H 29