X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPass.h;h=bc6b39bbb3145c07a69f3f6480d0344ba9313aad;hb=4b84086e89d86fb16f562166d9fea8df37db6be7;hp=71149d4e585dd57a722a42680366fa0f4cc216de;hpb=7ed47a13356daed2a34cd2209a31f92552e3bdd8;p=oota-llvm.git diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h index 71149d4e585..bc6b39bbb31 100644 --- a/include/llvm/Pass.h +++ b/include/llvm/Pass.h @@ -32,8 +32,7 @@ #include "llvm/Support/DataTypes.h" #include "llvm/Support/Streams.h" #include -#include -#include +#include #include #include @@ -66,8 +65,6 @@ enum PassManagerType { PMT_Last }; -typedef enum PassManagerType PassManagerType; - //===----------------------------------------------------------------------===// /// Pass interface - Implemented by all 'passes'. Subclass this if you are an /// interprocedural optimization or you do not fit into any of the more @@ -76,7 +73,6 @@ typedef enum PassManagerType PassManagerType; class Pass { AnalysisResolver *Resolver; // Used to resolve analysis intptr_t PassID; - // AnalysisImpls - This keeps track of which passes implement the interfaces // that are required by the current pass (to implement getAnalysis()). // @@ -91,9 +87,7 @@ public: /// getPassName - Return a nice clean name for a pass. This usually /// implemented in terms of the name that is registered by one of the - /// Registration templates, but can be overloaded directly, and if nothing - /// else is available, C++ RTTI will be consulted to get a SOMEWHAT - /// intelligible name for the pass. + /// Registration templates, but can be overloaded directly. /// virtual const char *getPassName() const; @@ -102,12 +96,6 @@ public: /// const PassInfo *getPassInfo() const; - /// runPass - Run this pass, returning true if a modification was made to the - /// module argument. This should be implemented by all concrete subclasses. - /// - virtual bool runPass(Module &M) { return false; } - virtual bool runPass(BasicBlock&) { return false; } - /// 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 /// necessary to implement this method. Beware that the module pointer MAY be @@ -121,10 +109,10 @@ public: /// Each pass is responsible for assigning a pass manager to itself. /// PMS is the stack of available pass manager. - virtual void assignPassManager(PMStack &PMS, - PassManagerType T = PMT_Unknown) {} + virtual void assignPassManager(PMStack &, + PassManagerType = PMT_Unknown) {} /// Check if available pass managers are suitable for this pass or not. - virtual void preparePassManager(PMStack &PMS) {} + virtual void preparePassManager(PMStack &) {} /// Return what kind of Pass Manager can manage this pass. virtual PassManagerType getPotentialPassManagerType() const { @@ -146,7 +134,7 @@ public: /// particular analysis result to this function, it can then use the /// getAnalysis() function, below. /// - virtual void getAnalysisUsage(AnalysisUsage &Info) const { + virtual void getAnalysisUsage(AnalysisUsage &) const { // By default, no analysis results are used, all are invalidated. } @@ -230,9 +218,6 @@ public: /// being operated on. virtual bool runOnModule(Module &M) = 0; - virtual bool runPass(Module &M) { return runOnModule(M); } - virtual bool runPass(BasicBlock&) { return false; } - virtual void assignPassManager(PMStack &PMS, PassManagerType T = PMT_ModulePassManager); @@ -265,10 +250,11 @@ public: /// ImmutablePasses are never run. /// - bool runOnModule(Module &M) { return false; } + bool runOnModule(Module &) { return false; } explicit ImmutablePass(intptr_t pid) : ModulePass(pid) {} - explicit ImmutablePass(const void *pid) : ModulePass(pid) {} + explicit ImmutablePass(const void *pid) + : ModulePass(pid) {} // Force out-of-line virtual method. virtual ~ImmutablePass(); @@ -291,7 +277,7 @@ public: /// doInitialization - Virtual method overridden by subclasses to do /// any necessary per-module initialization. /// - virtual bool doInitialization(Module &M) { return false; } + virtual bool doInitialization(Module &) { return false; } /// runOnFunction - Virtual method overriden by subclasses to do the /// per-function processing of the pass. @@ -301,7 +287,7 @@ public: /// doFinalization - Virtual method overriden by subclasses to do any post /// processing needed after all passes have run. /// - virtual bool doFinalization(Module &M) { return false; } + virtual bool doFinalization(Module &) { return false; } /// runOnModule - On a module, we run this pass by initializing, /// ronOnFunction'ing once for every function in the module, then by @@ -343,12 +329,12 @@ public: /// doInitialization - Virtual method overridden by subclasses to do /// any necessary per-module initialization. /// - virtual bool doInitialization(Module &M) { return false; } + virtual bool doInitialization(Module &) { return false; } /// doInitialization - Virtual method overridden by BasicBlockPass subclasses /// to do any necessary per-function initialization. /// - virtual bool doInitialization(Function &F) { return false; } + virtual bool doInitialization(Function &) { return false; } /// runOnBasicBlock - Virtual method overriden by subclasses to do the /// per-basicblock processing of the pass. @@ -358,12 +344,12 @@ public: /// doFinalization - Virtual method overriden by BasicBlockPass subclasses to /// do any post processing needed after all passes have run. /// - virtual bool doFinalization(Function &F) { return false; } + virtual bool doFinalization(Function &) { return false; } /// doFinalization - Virtual method overriden by subclasses to do any post /// processing needed after all passes have run. /// - virtual bool doFinalization(Module &M) { return false; } + virtual bool doFinalization(Module &) { return false; } // To run this pass on a function, we simply call runOnBasicBlock once for @@ -371,12 +357,6 @@ public: // bool runOnFunction(Function &F); - /// To run directly on the basic block, we initialize, runOnBasicBlock, then - /// finalize. - /// - virtual bool runPass(Module &M) { return false; } - virtual bool runPass(BasicBlock &BB); - virtual void assignPassManager(PMStack &PMS, PassManagerType T = PMT_BasicBlockPassManager); @@ -386,33 +366,6 @@ public: } }; -/// PMStack -/// Top level pass manager (see PasManager.cpp) maintains active Pass Managers -/// using PMStack. Each Pass implements assignPassManager() to connect itself -/// with appropriate manager. assignPassManager() walks PMStack to find -/// suitable manager. -/// -/// PMStack is just a wrapper around standard deque that overrides pop() and -/// push() methods. -class PMStack { -public: - typedef std::deque::reverse_iterator iterator; - iterator begin() { return S.rbegin(); } - iterator end() { return S.rend(); } - - void handleLastUserOverflow(); - - void pop(); - inline PMDataManager *top() { return S.back(); } - void push(Pass *P); - inline bool empty() { return S.empty(); } - - void dump(); -private: - std::deque S; -}; - - /// If the user specifies the -time-passes argument on an LLVM tool command line /// then the value of this boolean will be true, otherwise false. /// @brief This is the storage for the -time-passes option.