diff options
Diffstat (limited to 'include/llvm/Pass.h')
| -rw-r--r-- | include/llvm/Pass.h | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h index 35ec022516a5..c2b9f95956e8 100644 --- a/include/llvm/Pass.h +++ b/include/llvm/Pass.h @@ -87,7 +87,8 @@ class Pass { Pass(const Pass &) LLVM_DELETED_FUNCTION; public: - explicit Pass(PassKind K, char &pid) : Resolver(0), PassID(&pid), Kind(K) { } + explicit Pass(PassKind K, char &pid) + : Resolver(nullptr), PassID(&pid), Kind(K) { } virtual ~Pass(); @@ -235,17 +236,17 @@ public: class ModulePass : public Pass { public: /// createPrinterPass - Get a module printer pass. - Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; + Pass *createPrinterPass(raw_ostream &O, + const std::string &Banner) const override; /// runOnModule - Virtual method overriden by subclasses to process the module /// being operated on. virtual bool runOnModule(Module &M) = 0; - virtual void assignPassManager(PMStack &PMS, - PassManagerType T); + void assignPassManager(PMStack &PMS, PassManagerType T) override; /// Return what kind of Pass Manager can manage this pass. - virtual PassManagerType getPotentialPassManagerType() const; + PassManagerType getPotentialPassManagerType() const override; explicit ModulePass(char &pid) : Pass(PT_Module, pid) {} // Force out-of-line virtual method. @@ -268,11 +269,11 @@ public: /// virtual void initializePass(); - virtual ImmutablePass *getAsImmutablePass() { return this; } + ImmutablePass *getAsImmutablePass() override { return this; } /// ImmutablePasses are never run. /// - bool runOnModule(Module &) { return false; } + bool runOnModule(Module &) override { return false; } explicit ImmutablePass(char &pid) : ModulePass(pid) {} @@ -295,18 +296,23 @@ public: explicit FunctionPass(char &pid) : Pass(PT_Function, pid) {} /// createPrinterPass - Get a function printer pass. - Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; + Pass *createPrinterPass(raw_ostream &O, + const std::string &Banner) const override; /// runOnFunction - Virtual method overriden by subclasses to do the /// per-function processing of the pass. /// virtual bool runOnFunction(Function &F) = 0; - virtual void assignPassManager(PMStack &PMS, - PassManagerType T); + void assignPassManager(PMStack &PMS, PassManagerType T) override; /// Return what kind of Pass Manager can manage this pass. - virtual PassManagerType getPotentialPassManagerType() const; + PassManagerType getPotentialPassManagerType() const override; + +protected: + /// skipOptnoneFunction - This function has Attribute::OptimizeNone + /// and most transformation passes should skip it. + bool skipOptnoneFunction(const Function &F) const; }; @@ -326,7 +332,8 @@ public: explicit BasicBlockPass(char &pid) : Pass(PT_BasicBlock, pid) {} /// createPrinterPass - Get a basic block printer pass. - Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; + Pass *createPrinterPass(raw_ostream &O, + const std::string &Banner) const override; using llvm::Pass::doInitialization; using llvm::Pass::doFinalization; @@ -346,11 +353,15 @@ public: /// virtual bool doFinalization(Function &); - virtual void assignPassManager(PMStack &PMS, - PassManagerType T); + void assignPassManager(PMStack &PMS, PassManagerType T) override; /// Return what kind of Pass Manager can manage this pass. - virtual PassManagerType getPotentialPassManagerType() const; + PassManagerType getPotentialPassManagerType() const override; + +protected: + /// skipOptnoneFunction - Containing function has Attribute::OptimizeNone + /// and most transformation passes should skip it. + bool skipOptnoneFunction(const BasicBlock &BB) const; }; /// If the user specifies the -time-passes argument on an LLVM tool command line |