X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPass.h;h=9f4e963343c43ee10893489148bfab595ec7e1e2;hb=4d440bd786ae4dad7035c30fd09044a9efc8dccd;hp=8fc3a5307b3ae92f0ec62043c488dda739f667c7;hpb=1d8f83d0a00e912c55ec0974eba6122666cc6fa1;p=oota-llvm.git diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h index 8fc3a5307b3..9f4e963343c 100644 --- a/include/llvm/Pass.h +++ b/include/llvm/Pass.h @@ -29,10 +29,7 @@ #ifndef LLVM_PASS_H #define LLVM_PASS_H -#include "llvm/System/DataTypes.h" -#include -#include -#include +#include namespace llvm { @@ -49,7 +46,7 @@ class raw_ostream; class StringRef; // AnalysisID - Use the PassInfo to identify a pass... -typedef const PassInfo* AnalysisID; +typedef const void* AnalysisID; /// Different types of internal pass managers. External pass managers /// (PassManager and FunctionPassManager) are not represented here. @@ -81,19 +78,13 @@ enum PassKind { /// class Pass { AnalysisResolver *Resolver; // Used to resolve analysis - intptr_t PassID; + const void *PassID; PassKind Kind; void operator=(const Pass&); // DO NOT IMPLEMENT Pass(const Pass &); // DO NOT IMPLEMENT public: - explicit Pass(PassKind K, intptr_t pid) : Resolver(0), PassID(pid), Kind(K) { - assert(pid && "pid cannot be 0"); - } - explicit Pass(PassKind K, const void *pid) - : Resolver(0), PassID((intptr_t)pid), Kind(K) { - assert(pid && "pid cannot be 0"); - } + explicit Pass(PassKind K, char &pid); virtual ~Pass(); @@ -105,10 +96,10 @@ public: /// virtual const char *getPassName() const; - /// getPassInfo - Return the PassInfo data structure that corresponds to this - /// pass... If the pass has not been registered, this will return null. - /// - const PassInfo *getPassInfo() const; + /// getPassID - Return the PassID number that corresponds to this pass. + virtual AnalysisID getPassID() const { + return PassID; + } /// print - Print out the internal state of the pass. This is called by /// Analyze to print out the contents of an analysis. Otherwise it is not @@ -120,10 +111,15 @@ public: virtual void print(raw_ostream &O, const Module *M) const; void dump() const; // dump - Print to stderr. + /// createPrinterPass - Get a Pass appropriate to print the IR this + /// pass operates one (Module, Function or MachineFunction). + virtual Pass *createPrinterPass(raw_ostream &O, + const std::string &Banner) const = 0; + /// Each pass is responsible for assigning a pass manager to itself. /// PMS is the stack of available pass manager. virtual void assignPassManager(PMStack &, - PassManagerType = PMT_Unknown) {} + PassManagerType) {} /// Check if available pass managers are suitable for this pass or not. virtual void preparePassManager(PMStack &); @@ -131,13 +127,8 @@ public: virtual PassManagerType getPotentialPassManagerType() const; // Access AnalysisResolver - inline void setResolver(AnalysisResolver *AR) { - assert(!Resolver && "Resolver is already set"); - Resolver = AR; - } - inline AnalysisResolver *getResolver() { - return Resolver; - } + void setResolver(AnalysisResolver *AR); + AnalysisResolver *getResolver() const { return Resolver; } /// getAnalysisUsage - This function should be overriden by passes that need /// analysis information to do their job. If a pass specifies that it uses a @@ -163,27 +154,20 @@ public: /// an analysis interface through multiple inheritance. If needed, it should /// override this to adjust the this pointer as needed for the specified pass /// info. - virtual void *getAdjustedAnalysisPointer(const PassInfo *) { - return this; - } - virtual ImmutablePass *getAsImmutablePass() { return 0; } - virtual PMDataManager *getAsPMDataManager() { return 0; } + virtual void *getAdjustedAnalysisPointer(AnalysisID ID); + virtual ImmutablePass *getAsImmutablePass(); + virtual PMDataManager *getAsPMDataManager(); /// verifyAnalysis() - This member can be implemented by a analysis pass to /// check state of analysis information. virtual void verifyAnalysis() const; // dumpPassStructure - Implement the -debug-passes=PassStructure option - virtual void dumpPassStructure(unsigned Offset = 0); - - template - static const PassInfo *getClassPassInfo() { - return lookupPassInfo(intptr_t(&AnalysisClass::ID)); - } + void dumpPass(unsigned Offset = 0); // lookupPassInfo - Return the pass info object for the specified pass class, // or null if it is not known. - static const PassInfo *lookupPassInfo(intptr_t TI); + static const PassInfo *lookupPassInfo(const void *TI); // lookupPassInfo - Return the pass info object for the pass with the given // argument string, or null if it is not known. @@ -206,7 +190,7 @@ public: /// don't have the class name available (use getAnalysisIfAvailable if you /// do), but it can tell you if you need to preserve the pass at least. /// - bool mustPreserveAnalysisID(const PassInfo *AnalysisID) const; + bool mustPreserveAnalysisID(char &AID) const; /// getAnalysis() - This function is used by subclasses to get /// to the analysis information that they claim to use by overriding the @@ -219,10 +203,10 @@ public: AnalysisType &getAnalysis(Function &F); // Defined in PassAnalysisSupport.h template - AnalysisType &getAnalysisID(const PassInfo *PI) const; + AnalysisType &getAnalysisID(AnalysisID PI) const; template - AnalysisType &getAnalysisID(const PassInfo *PI, Function &F); + AnalysisType &getAnalysisID(AnalysisID PI, Function &F); }; @@ -233,18 +217,20 @@ public: /// class ModulePass : public Pass { public: + /// createPrinterPass - Get a module printer pass. + Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; + /// 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 = PMT_ModulePassManager); + PassManagerType T); /// Return what kind of Pass Manager can manage this pass. virtual PassManagerType getPotentialPassManagerType() const; - explicit ModulePass(intptr_t pid) : Pass(PT_Module, pid) {} - explicit ModulePass(const void *pid) : Pass(PT_Module, pid) {} + explicit ModulePass(char &pid) : Pass(PT_Module, pid) {} // Force out-of-line virtual method. virtual ~ModulePass(); }; @@ -271,8 +257,7 @@ public: /// bool runOnModule(Module &) { return false; } - explicit ImmutablePass(intptr_t pid) : ModulePass(pid) {} - explicit ImmutablePass(const void *pid) + explicit ImmutablePass(char &pid) : ModulePass(pid) {} // Force out-of-line virtual method. @@ -290,8 +275,10 @@ public: /// class FunctionPass : public Pass { public: - explicit FunctionPass(intptr_t pid) : Pass(PT_Function, pid) {} - explicit FunctionPass(const void *pid) : Pass(PT_Function, pid) {} + explicit FunctionPass(char &pid) : Pass(PT_Function, pid) {} + + /// createPrinterPass - Get a function printer pass. + Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; /// doInitialization - Virtual method overridden by subclasses to do /// any necessary per-module initialization. @@ -308,19 +295,8 @@ public: /// virtual bool doFinalization(Module &); - /// runOnModule - On a module, we run this pass by initializing, - /// ronOnFunction'ing once for every function in the module, then by - /// finalizing. - /// - virtual bool runOnModule(Module &M); - - /// run - On a function, we simply initialize, run the function, then - /// finalize. - /// - bool run(Function &F); - virtual void assignPassManager(PMStack &PMS, - PassManagerType T = PMT_FunctionPassManager); + PassManagerType T); /// Return what kind of Pass Manager can manage this pass. virtual PassManagerType getPotentialPassManagerType() const; @@ -340,8 +316,10 @@ public: /// class BasicBlockPass : public Pass { public: - explicit BasicBlockPass(intptr_t pid) : Pass(PT_BasicBlock, pid) {} - explicit BasicBlockPass(const void *pid) : Pass(PT_BasicBlock, pid) {} + explicit BasicBlockPass(char &pid) : Pass(PT_BasicBlock, pid) {} + + /// createPrinterPass - Get a function printer pass. + Pass *createPrinterPass(raw_ostream &O, const std::string &Banner) const; /// doInitialization - Virtual method overridden by subclasses to do /// any necessary per-module initialization. @@ -368,14 +346,8 @@ public: /// virtual bool doFinalization(Module &); - - // To run this pass on a function, we simply call runOnBasicBlock once for - // each function. - // - bool runOnFunction(Function &F); - virtual void assignPassManager(PMStack &PMS, - PassManagerType T = PMT_BasicBlockPassManager); + PassManagerType T); /// Return what kind of Pass Manager can manage this pass. virtual PassManagerType getPotentialPassManagerType() const;