| //===-- CFGuard.h - CFGuard Transformations ---------------------*- 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 |
| // |
| //===---------------------------------------------------------------------===// |
| // Windows Control Flow Guard passes (/guard:cf). |
| //===---------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TRANSFORMS_CFGUARD_H |
| #define LLVM_TRANSFORMS_CFGUARD_H |
| |
| #include "llvm/IR/PassManager.h" |
| |
| namespace llvm { |
| |
| class FunctionPass; |
| |
| class CFGuardPass : public PassInfoMixin<CFGuardPass> { |
| public: |
| enum class Mechanism { Check, Dispatch }; |
| |
| CFGuardPass(Mechanism M = Mechanism::Check) : GuardMechanism(M) {} |
| PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM); |
| |
| private: |
| Mechanism GuardMechanism; |
| }; |
| |
| /// Insert Control FLow Guard checks on indirect function calls. |
| FunctionPass *createCFGuardCheckPass(); |
| |
| /// Insert Control FLow Guard dispatches on indirect function calls. |
| FunctionPass *createCFGuardDispatchPass(); |
| |
| } // namespace llvm |
| |
| #endif |