1 //===-- CFIFixup.h - Insert CFI remember/restore instructions ---*- 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 /// 9 /// \file 10 /// Contains definition of the base CFIFixup pass. 11 /// 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_CODEGEN_CFIFIXUP_H 15 #define LLVM_CODEGEN_CFIFIXUP_H 16 17 #include "llvm/CodeGen/MachineFunctionPass.h" 18 #include "llvm/InitializePasses.h" 19 20 namespace llvm { 21 class CFIFixup : public MachineFunctionPass { 22 public: 23 static char ID; 24 CFIFixup()25 CFIFixup() : MachineFunctionPass(ID) { 26 initializeCFIFixupPass(*PassRegistry::getPassRegistry()); 27 } 28 getAnalysisUsage(AnalysisUsage & AU)29 void getAnalysisUsage(AnalysisUsage &AU) const override { 30 AU.setPreservesAll(); 31 MachineFunctionPass::getAnalysisUsage(AU); 32 } 33 34 bool runOnMachineFunction(MachineFunction &MF) override; 35 }; 36 } // namespace llvm 37 38 #endif // LLVM_CODEGEN_CFIFIXUP_H 39