class FunctionType;
class GVMaterializer;
class LLVMContext;
+class StructType;
+template<typename T> struct DenseMapInfo;
+template<typename KeyT, typename ValueT,
+ typename KeyInfoT, typename ValueInfoT> class DenseMap;
template<> struct ilist_traits<Function>
: public SymbolTableListTraits<Function, Module> {
private:
mutable ilist_node<Function> Sentinel;
};
+
template<> struct ilist_traits<GlobalVariable>
: public SymbolTableListTraits<GlobalVariable, Module> {
// createSentinel is used to create a node that marks the end of the list.
- static GlobalVariable *createSentinel();
- static void destroySentinel(GlobalVariable *GV) { delete GV; }
+ GlobalVariable *createSentinel() const {
+ return static_cast<GlobalVariable*>(&Sentinel);
+ }
+ static void destroySentinel(GlobalVariable*) {}
+
+ GlobalVariable *provideInitialHead() const { return createSentinel(); }
+ GlobalVariable *ensureHead(GlobalVariable*) const { return createSentinel(); }
+ static void noteHead(GlobalVariable*, GlobalVariable*) {}
+private:
+ mutable ilist_node<GlobalVariable> Sentinel;
};
+
template<> struct ilist_traits<GlobalAlias>
: public SymbolTableListTraits<GlobalAlias, Module> {
// createSentinel is used to create a node that marks the end of the list.
- static GlobalAlias *createSentinel();
- static void destroySentinel(GlobalAlias *GA) { delete GA; }
+ GlobalAlias *createSentinel() const {
+ return static_cast<GlobalAlias*>(&Sentinel);
+ }
+ static void destroySentinel(GlobalAlias*) {}
+
+ GlobalAlias *provideInitialHead() const { return createSentinel(); }
+ GlobalAlias *ensureHead(GlobalAlias*) const { return createSentinel(); }
+ static void noteHead(GlobalAlias*, GlobalAlias*) {}
+private:
+ mutable ilist_node<GlobalAlias> Sentinel;
};
template<> struct ilist_traits<NamedMDNode>
NamedMDListType NamedMDList; ///< The named metadata in the module
std::string GlobalScopeAsm; ///< Inline Asm at global scope.
ValueSymbolTable *ValSymTab; ///< Symbol table for values
- TypeSymbolTable *TypeSymTab; ///< Symbol table for types
OwningPtr<GVMaterializer> Materializer; ///< Used to materialize GlobalValues
std::string ModuleID; ///< Human readable identifier for the module
std::string TargetTriple; ///< Platform target triple Module compiled on
/// @name Generic Value Accessors
/// @{
- /// getNamedValue - Return the first global value in the module with
+ /// getNamedValue - Return the global value in the module with
/// the specified name, of arbitrary type. This method returns null
/// if a global with the specified name is not found.
GlobalValue *getNamedValue(StringRef Name) const;
/// custom metadata IDs registered in this LLVMContext.
void getMDKindNames(SmallVectorImpl<StringRef> &Result) const;
+
+ typedef DenseMap<StructType*, unsigned, DenseMapInfo<StructType*>,
+ DenseMapInfo<unsigned> > NumeredTypesMapTy;
+
+ /// findUsedStructTypes - Walk the entire module and find all of the
+ /// struct types that are in use, returning them in a vector.
+ void findUsedStructTypes(std::vector<StructType*> &StructTypes) const;
+
+ /// getTypeByName - Return the type with the specified name, or null if there
+ /// is none by that name.
+ StructType *getTypeByName(StringRef Name) const;
+
/// @}
/// @name Function Accessors
/// @{
/// the existing function.
/// 4. Finally, the function exists but has the wrong prototype: return the
/// function with a constantexpr cast to the right prototype.
- Constant *getOrInsertFunction(StringRef Name, const FunctionType *T,
+ Constant *getOrInsertFunction(StringRef Name, FunctionType *T,
AttrListPtr AttributeList);
- Constant *getOrInsertFunction(StringRef Name, const FunctionType *T);
+ Constant *getOrInsertFunction(StringRef Name, FunctionType *T);
/// getOrInsertFunction - Look up the specified function in the module symbol
/// table. If it does not exist, add a prototype for the function and return
/// clients to use.
Constant *getOrInsertFunction(StringRef Name,
AttrListPtr AttributeList,
- const Type *RetTy, ...) END_WITH_NULL;
+ Type *RetTy, ...) END_WITH_NULL;
/// getOrInsertFunction - Same as above, but without the attributes.
- Constant *getOrInsertFunction(StringRef Name, const Type *RetTy, ...)
+ Constant *getOrInsertFunction(StringRef Name, Type *RetTy, ...)
END_WITH_NULL;
Constant *getOrInsertTargetIntrinsic(StringRef Name,
- const FunctionType *Ty,
+ FunctionType *Ty,
AttrListPtr AttributeList);
/// getFunction - Look up the specified function in the module symbol table.
GlobalVariable *getGlobalVariable(StringRef Name,
bool AllowInternal = false) const;
- /// getNamedGlobal - Return the first global variable in the module with the
+ /// getNamedGlobal - Return the global variable in the module with the
/// specified name, of arbitrary type. This method returns null if a global
/// with the specified name is not found.
GlobalVariable *getNamedGlobal(StringRef Name) const {
/// with a constantexpr cast to the right type.
/// 3. Finally, if the existing global is the correct declaration, return
/// the existing global.
- Constant *getOrInsertGlobal(StringRef Name, const Type *Ty);
+ Constant *getOrInsertGlobal(StringRef Name, Type *Ty);
/// @}
/// @name Global Alias Accessors
/// @{
- /// getNamedAlias - Return the first global alias in the module with the
+ /// getNamedAlias - Return the global alias in the module with the
/// specified name, of arbitrary type. This method returns null if a global
/// with the specified name is not found.
GlobalAlias *getNamedAlias(StringRef Name) const;
/// @name Named Metadata Accessors
/// @{
- /// getNamedMetadata - Return the first NamedMDNode in the module with the
+ /// getNamedMetadata - Return the NamedMDNode in the module with the
/// specified name. This method returns null if a NamedMDNode with the
/// specified name is not found.
NamedMDNode *getNamedMetadata(const Twine &Name) const;
- /// getOrInsertNamedMetadata - Return the first named MDNode in the module
+ /// getOrInsertNamedMetadata - Return the named MDNode in the module
/// with the specified name. This method returns a new NamedMDNode if a
/// NamedMDNode with the specified name is not found.
NamedMDNode *getOrInsertNamedMetadata(StringRef Name);
/// and delete it.
void eraseNamedMetadata(NamedMDNode *NMD);
-/// @}
-/// @name Type Accessors
-/// @{
-
- /// addTypeName - Insert an entry in the symbol table mapping Str to Type. If
- /// there is already an entry for this name, true is returned and the symbol
- /// table is not modified.
- bool addTypeName(StringRef Name, const Type *Ty);
-
- /// getTypeName - If there is at least one entry in the symbol table for the
- /// specified type, return it.
- std::string getTypeName(const Type *Ty) const;
-
- /// getTypeByName - Return the type with the specified name in this module, or
- /// null if there is none by that name.
- const Type *getTypeByName(StringRef Name) const;
-
/// @}
/// @name Materialization
/// @{
const ValueSymbolTable &getValueSymbolTable() const { return *ValSymTab; }
/// Get the Module's symbol table of global variable and function identifiers.
ValueSymbolTable &getValueSymbolTable() { return *ValSymTab; }
- /// Get the symbol table of types
- const TypeSymbolTable &getTypeSymbolTable() const { return *TypeSymTab; }
- /// Get the Module's symbol table of types
- TypeSymbolTable &getTypeSymbolTable() { return *TypeSymTab; }
/// @}
/// @name Global Variable Iteration
/// @{
- /// Get an iterator to the first global variable
global_iterator global_begin() { return GlobalList.begin(); }
- /// Get a constant iterator to the first global variable
const_global_iterator global_begin() const { return GlobalList.begin(); }
- /// Get an iterator to the last global variable
global_iterator global_end () { return GlobalList.end(); }
- /// Get a constant iterator to the last global variable
const_global_iterator global_end () const { return GlobalList.end(); }
- /// Determine if the list of globals is empty.
bool global_empty() const { return GlobalList.empty(); }
/// @}
/// @name Function Iteration
/// @{
- /// Get an iterator to the first function.
iterator begin() { return FunctionList.begin(); }
- /// Get a constant iterator to the first function.
const_iterator begin() const { return FunctionList.begin(); }
- /// Get an iterator to the last function.
iterator end () { return FunctionList.end(); }
- /// Get a constant iterator to the last function.
const_iterator end () const { return FunctionList.end(); }
- /// Determine how many functions are in the Module's list of functions.
size_t size() const { return FunctionList.size(); }
- /// Determine if the list of functions is empty.
bool empty() const { return FunctionList.empty(); }
/// @}
/// @name Alias Iteration
/// @{
- /// Get an iterator to the first alias.
alias_iterator alias_begin() { return AliasList.begin(); }
- /// Get a constant iterator to the first alias.
const_alias_iterator alias_begin() const { return AliasList.begin(); }
- /// Get an iterator to the last alias.
alias_iterator alias_end () { return AliasList.end(); }
- /// Get a constant iterator to the last alias.
const_alias_iterator alias_end () const { return AliasList.end(); }
- /// Determine how many aliases are in the Module's list of aliases.
size_t alias_size () const { return AliasList.size(); }
- /// Determine if the list of aliases is empty.
bool alias_empty() const { return AliasList.empty(); }
/// @name Named Metadata Iteration
/// @{
- /// Get an iterator to the first named metadata.
named_metadata_iterator named_metadata_begin() { return NamedMDList.begin(); }
- /// Get a constant iterator to the first named metadata.
const_named_metadata_iterator named_metadata_begin() const {
return NamedMDList.begin();
}
- /// Get an iterator to the last named metadata.
named_metadata_iterator named_metadata_end() { return NamedMDList.end(); }
- /// Get a constant iterator to the last named metadata.
const_named_metadata_iterator named_metadata_end() const {
return NamedMDList.end();
}
- /// Determine how many NamedMDNodes are in the Module's list of named
- /// metadata.
size_t named_metadata_size() const { return NamedMDList.size(); }
- /// Determine if the list of named metadata is empty.
bool named_metadata_empty() const { return NamedMDList.empty(); }
/// @name Utility functions for printing and dumping Module objects
/// @{
- /// Print the module to an output stream with AssemblyAnnotationWriter.
+ /// Print the module to an output stream with an optional
+ /// AssemblyAnnotationWriter.
void print(raw_ostream &OS, AssemblyAnnotationWriter *AAW) const;
/// Dump the module to stderr (for debugging).
void dump() const;
+
/// This function causes all the subinstructions to "let go" of all references
/// that they are maintaining. This allows one to 'delete' a whole class at
/// a time, even though there may be circular references... first all
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