X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FFunction.h;h=b3b9716d4dfdd741d1a2ffe00158b17db5168fab;hb=a727d5502c8e23c090da658bf14c5ebc1169a070;hp=58184de3b18993c9746d75fe492a15c2c47c0603;hpb=304a564c1f84eaaee8dc218a2eb57443c370e12f;p=oota-llvm.git diff --git a/include/llvm/Function.h b/include/llvm/Function.h index 58184de3b18..b3b9716d4df 100644 --- a/include/llvm/Function.h +++ b/include/llvm/Function.h @@ -26,24 +26,29 @@ namespace llvm { class FunctionType; +class ParamAttrsList; // Traits for intrusive list of instructions... template<> struct ilist_traits - : public SymbolTableListTraits { + : public SymbolTableListTraits { // createSentinel is used to create a node that marks the end of the list... static BasicBlock *createSentinel(); static void destroySentinel(BasicBlock *BB) { delete BB; } static iplist &getList(Function *F); + static ValueSymbolTable *getSymTab(Function *ItemParent); + static int getListOffset(); }; template<> struct ilist_traits - : public SymbolTableListTraits { + : public SymbolTableListTraits { // createSentinel is used to create a node that marks the end of the list... static Argument *createSentinel(); static void destroySentinel(Argument *A) { delete A; } static iplist &getList(Function *F); + static ValueSymbolTable *getSymTab(Function *ItemParent); + static int getListOffset(); }; class Function : public GlobalValue, public Annotable { @@ -60,19 +65,31 @@ public: private: // Important things that make up a function! - BasicBlockListType BasicBlocks; // The basic blocks - ArgumentListType ArgumentList; // The formal arguments + BasicBlockListType BasicBlocks; ///< The basic blocks + ArgumentListType ArgumentList; ///< The formal arguments + ValueSymbolTable *SymTab; ///< Symbol table of args/instructions + ParamAttrsList *ParamAttrs; ///< Parameter attributes - SymbolTable *SymTab; - unsigned CallingConvention; + + // The Calling Convention is stored in Value::SubclassData. + /*unsigned CallingConvention;*/ - friend class SymbolTableListTraits; + friend class SymbolTableListTraits; void setParent(Module *parent); Function *Prev, *Next; void setNext(Function *N) { Next = N; } void setPrev(Function *N) { Prev = N; } + // getNext/Prev - Return the next or previous function in the list. These + // methods should never be used directly, and are only used to implement the + // function list as part of the module. + // + Function *getNext() { return Next; } + const Function *getNext() const { return Next; } + Function *getPrev() { return Prev; } + const Function *getPrev() const { return Prev; } + public: /// Function ctor - If the (optional) Module argument is specified, the /// function is automatically inserted into the end of the function list for @@ -89,11 +106,11 @@ public: /// arguments. bool isVarArg() const; - /// isExternal - Is the body of this function unknown? (The basic block list - /// is empty if so.) This is true for external functions, defined as forward - /// "declare"ations + /// isDeclaration - Is the body of this function unknown? (The basic block + /// list is empty if so.) This is true for function declarations, but not + /// true for function definitions. /// - virtual bool isExternal() const { return BasicBlocks.empty(); } + virtual bool isDeclaration() const { return BasicBlocks.empty(); } /// getIntrinsicID - This method returns the ID number of the specified /// function, or Intrinsic::not_intrinsic if the function is not an @@ -102,21 +119,25 @@ public: /// The particular intrinsic functions which correspond to this value are /// defined in llvm/Intrinsics.h. /// - unsigned getIntrinsicID() const; + unsigned getIntrinsicID(bool noAssert = false) const; bool isIntrinsic() const { return getIntrinsicID() != 0; } /// getCallingConv()/setCallingConv(uint) - These method get and set the /// calling convention of this function. The enum values for the known /// calling conventions are defined in CallingConv.h. - unsigned getCallingConv() const { return CallingConvention; } - void setCallingConv(unsigned CC) { CallingConvention = CC; } + unsigned getCallingConv() const { return SubclassData; } + void setCallingConv(unsigned CC) { SubclassData = CC; } - /// renameLocalSymbols - This method goes through the Function's symbol table - /// and renames any symbols that conflict with symbols at global scope. This - /// is required before printing out to a textual form, to ensure that there is - /// no ambiguity when parsing. - void renameLocalSymbols(); + /// Obtains a constant pointer to the ParamAttrsList object which holds the + /// parameter attributes information, if any. + /// @returns 0 if no parameter attributes have been set. + /// @brief Get the parameter attributes. + const ParamAttrsList *getParamAttrs() const { return ParamAttrs; } + /// Sets the parameter attributes for this Function. To construct a + /// ParamAttrsList, see ParameterAttributes.h + /// @brief Set the parameter attributes. + void setParamAttrs(ParamAttrsList *attrs); /// deleteBody - This method deletes the body of the function, and converts /// the linkage to external. @@ -137,15 +158,6 @@ public: void eraseFromParent(); - // getNext/Prev - Return the next or previous function in the list. These - // methods should never be used directly, and are only used to implement the - // function list as part of the module. - // - Function *getNext() { return Next; } - const Function *getNext() const { return Next; } - Function *getPrev() { return Prev; } - const Function *getPrev() const { return Prev; } - /// Get the underlying elements of the Function... the basic block list is /// empty for external functions. /// @@ -163,8 +175,8 @@ public: /// getSymbolTable() - Return the symbol table... /// - inline SymbolTable &getSymbolTable() { return *SymTab; } - inline const SymbolTable &getSymbolTable() const { return *SymTab; } + inline ValueSymbolTable &getValueSymbolTable() { return *SymTab; } + inline const ValueSymbolTable &getValueSymbolTable() const { return *SymTab; } //===--------------------------------------------------------------------===// @@ -194,6 +206,7 @@ public: bool arg_empty() const { return ArgumentList.empty(); } virtual void print(std::ostream &OS) const { print(OS, 0); } + void print(std::ostream *OS) const { if (OS) print(*OS); } void print(std::ostream &OS, AssemblyAnnotationWriter *AAW) const; /// viewCFG - This function is meant for use from the debugger. You can just @@ -214,7 +227,7 @@ public: /// Methods for support type inquiry through isa, cast, and dyn_cast: static inline bool classof(const Function *) { return true; } static inline bool classof(const Value *V) { - return V->getValueType() == Value::FunctionVal; + return V->getValueID() == Value::FunctionVal; } /// dropAllReferences() - This method causes all the subinstructions to "let @@ -230,8 +243,38 @@ public: /// including any contained basic blocks. /// void dropAllReferences(); + + static unsigned getBasicBlockListOffset() { + Function *Obj = 0; + return unsigned(reinterpret_cast(&Obj->BasicBlocks)); + } + static unsigned getArgumentListOffset() { + Function *Obj = 0; + return unsigned(reinterpret_cast(&Obj->ArgumentList)); + } }; +inline ValueSymbolTable * +ilist_traits::getSymTab(Function *F) { + return F ? &F->getValueSymbolTable() : 0; +} + +inline ValueSymbolTable * +ilist_traits::getSymTab(Function *F) { + return F ? &F->getValueSymbolTable() : 0; +} + +inline int +ilist_traits::getListOffset() { + return Function::getBasicBlockListOffset(); +} + +inline int +ilist_traits::getListOffset() { + return Function::getArgumentListOffset(); +} + + } // End llvm namespace #endif