| //===-- AddressTakenAnalysis.h - Identify address Taken Values-------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This pass helps find which functions are address taken in a module. |
| // Functions are considered to be address taken if they are either stored, |
| // or passed as arguments to functions. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _ADDRESSTAKENANALYSIS_H |
| #define _ADDRESSTAKENANALYSIS_H |
| |
| #include "llvm/Pass.h" |
| |
| #include <string> |
| #include <set> |
| |
| namespace llvm { |
| class Function; |
| class Module; |
| class Instruction; |
| |
| class AddressTakenAnalysis : public llvm::ModulePass { |
| std::set<Function*> addressTakenFunctions; |
| public: |
| static char ID; |
| AddressTakenAnalysis() : ModulePass (ID) {} |
| virtual ~AddressTakenAnalysis(); |
| |
| bool runOnModule(llvm::Module&); |
| |
| virtual void getAnalysisUsage(llvm::AnalysisUsage &Info) const; |
| |
| bool hasAddressTaken(llvm::Function *); |
| |
| }; |
| |
| } |
| |
| #endif /* _ADDRESSTAKENANALYSIS_H */ |
| |