#include "llvm/Function.h"
#include "llvm/GlobalVariable.h"
#include "llvm/GlobalAlias.h"
+#include "llvm/Metadata.h"
+#include "llvm/ADT/OwningPtr.h"
#include "llvm/Support/DataTypes.h"
#include <vector>
namespace llvm {
-class GlobalValueRefMap; // Used by ConstantVals.cpp
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>
+ : public ilist_default_traits<NamedMDNode> {
+ // createSentinel is used to get hold of a node that marks the end of
+ // the list...
+ NamedMDNode *createSentinel() const {
+ return static_cast<NamedMDNode*>(&Sentinel);
+ }
+ static void destroySentinel(NamedMDNode*) {}
+
+ NamedMDNode *provideInitialHead() const { return createSentinel(); }
+ NamedMDNode *ensureHead(NamedMDNode*) const { return createSentinel(); }
+ static void noteHead(NamedMDNode*, NamedMDNode*) {}
+ void addNodeToList(NamedMDNode *) {}
+ void removeNodeFromList(NamedMDNode *) {}
+private:
+ mutable ilist_node<NamedMDNode> Sentinel;
};
/// A Module instance is used to store all the information related to an
typedef iplist<Function> FunctionListType;
/// The type for the list of aliases.
typedef iplist<GlobalAlias> AliasListType;
+ /// The type for the list of named metadata.
+ typedef ilist<NamedMDNode> NamedMDListType;
/// The type for the list of dependent libraries.
typedef std::vector<std::string> LibraryListType;
/// The Global Variable iterator.
- typedef GlobalListType::iterator global_iterator;
+ typedef GlobalListType::iterator global_iterator;
/// The Global Variable constant iterator.
- typedef GlobalListType::const_iterator const_global_iterator;
+ typedef GlobalListType::const_iterator const_global_iterator;
/// The Function iterators.
- typedef FunctionListType::iterator iterator;
+ typedef FunctionListType::iterator iterator;
/// The Function constant iterator
- typedef FunctionListType::const_iterator const_iterator;
+ typedef FunctionListType::const_iterator const_iterator;
/// The Global Alias iterators.
- typedef AliasListType::iterator alias_iterator;
+ typedef AliasListType::iterator alias_iterator;
/// The Global Alias constant iterator
- typedef AliasListType::const_iterator const_alias_iterator;
+ typedef AliasListType::const_iterator const_alias_iterator;
+ /// The named metadata iterators.
+ typedef NamedMDListType::iterator named_metadata_iterator;
+ /// The named metadata constant interators.
+ typedef NamedMDListType::const_iterator const_named_metadata_iterator;
/// The Library list iterator.
typedef LibraryListType::const_iterator lib_iterator;
/// An enumeration for describing the size of a pointer on the target machine.
enum PointerSize { AnyPointerSize, Pointer32, Pointer64 };
+ /// An enumeration for the supported behaviors of module flags. The following
+ /// module flags behavior values are supported:
+ ///
+ /// Value Behavior
+ /// ----- --------
+ /// 1 Error
+ /// Emits an error if two values disagree.
+ ///
+ /// 2 Warning
+ /// Emits a warning if two values disagree.
+ ///
+ /// 3 Require
+ /// Emits an error when the specified value is not present
+ /// or doesn't have the specified value. It is an error for
+ /// two (or more) llvm.module.flags with the same ID to have
+ /// the Require behavior but different values. There may be
+ /// multiple Require flags per ID.
+ ///
+ /// 4 Override
+ /// Uses the specified value if the two values disagree. It
+ /// is an error for two (or more) llvm.module.flags with the
+ /// same ID to have the Override behavior but different
+ /// values.
+ enum ModFlagBehavior { Error = 1, Warning = 2, Require = 3, Override = 4 };
+
+ struct ModuleFlagEntry {
+ ModFlagBehavior Behavior;
+ MDString *Key;
+ Value *Val;
+ ModuleFlagEntry(ModFlagBehavior B, MDString *K, Value *V)
+ : Behavior(B), Key(K), Val(V) {}
+ };
+
/// @}
/// @name Member Variables
/// @{
private:
- LLVMContext* Context; ///< The LLVMContext from which types and
- ///< constants are allocated.
- GlobalListType GlobalList; ///< The Global Variables in the module
- FunctionListType FunctionList; ///< The Functions in the module
- AliasListType AliasList; ///< The Aliases in the module
- LibraryListType LibraryList; ///< The Libraries needed by the module
- std::string GlobalScopeAsm; ///< Inline Asm at global scope.
- ValueSymbolTable *ValSymTab; ///< Symbol table for values
- TypeSymbolTable *TypeSymTab; ///< Symbol table for types
- std::string ModuleID; ///< Human readable identifier for the module
- std::string TargetTriple; ///< Platform target triple Module compiled on
- std::string DataLayout; ///< Target data description
+ LLVMContext &Context; ///< The LLVMContext from which types and
+ ///< constants are allocated.
+ GlobalListType GlobalList; ///< The Global Variables in the module
+ FunctionListType FunctionList; ///< The Functions in the module
+ AliasListType AliasList; ///< The Aliases in the module
+ LibraryListType LibraryList; ///< The Libraries needed by the module
+ NamedMDListType NamedMDList; ///< The named metadata in the module
+ std::string GlobalScopeAsm; ///< Inline Asm at global scope.
+ ValueSymbolTable *ValSymTab; ///< Symbol table for values
+ 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
+ std::string DataLayout; ///< Target data description
+ void *NamedMDSymTab; ///< NamedMDNode names.
friend class Constant;
public:
/// The Module constructor. Note that there is no default constructor. You
/// must provide a name for the module upon construction.
- explicit Module(const std::string &ModuleID, LLVMContext* C);
+ explicit Module(StringRef ModuleID, LLVMContext& C);
/// The module destructor. This will dropAllReferences.
~Module();
/// @}
/// @name Module Level Accessors
/// @{
-public:
+
/// Get the module identifier which is, essentially, the name of the module.
/// @returns the module identifier as a string
const std::string &getModuleIdentifier() const { return ModuleID; }
/// Get the data layout string for the module's target platform. This encodes
/// the type sizes and alignments expected by this module.
/// @returns the data layout as a string
- const std::string& getDataLayout() const { return DataLayout; }
+ const std::string &getDataLayout() const { return DataLayout; }
/// Get the target triple which is a string describing the target host.
/// @returns a string containing the target triple.
/// Get the global data context.
/// @returns LLVMContext - a container for LLVM's global information
- LLVMContext* getContext() const { return Context; }
+ LLVMContext &getContext() const { return Context; }
/// Get any module-scope inline assembly blocks.
/// @returns a string containing the module-scope inline assembly blocks.
const std::string &getModuleInlineAsm() const { return GlobalScopeAsm; }
+
/// @}
/// @name Module Level Mutators
/// @{
-public:
/// Set the module identifier.
- void setModuleIdentifier(const std::string &ID) { ModuleID = ID; }
+ void setModuleIdentifier(StringRef ID) { ModuleID = ID; }
/// Set the data layout
- void setDataLayout(const std::string& DL) { DataLayout = DL; }
+ void setDataLayout(StringRef DL) { DataLayout = DL; }
/// Set the target triple.
- void setTargetTriple(const std::string &T) { TargetTriple = T; }
+ void setTargetTriple(StringRef T) { TargetTriple = T; }
/// Set the module-scope inline assembly blocks.
- void setModuleInlineAsm(const std::string &Asm) { GlobalScopeAsm = Asm; }
+ void setModuleInlineAsm(StringRef Asm) {
+ GlobalScopeAsm = Asm;
+ if (!GlobalScopeAsm.empty() &&
+ GlobalScopeAsm[GlobalScopeAsm.size()-1] != '\n')
+ GlobalScopeAsm += '\n';
+ }
- /// Append to the module-scope inline assembly blocks, automatically
- /// appending a newline to the end.
- void appendModuleInlineAsm(const std::string &Asm) {
+ /// Append to the module-scope inline assembly blocks, automatically inserting
+ /// a separating newline if necessary.
+ void appendModuleInlineAsm(StringRef Asm) {
GlobalScopeAsm += Asm;
- GlobalScopeAsm += '\n';
+ if (!GlobalScopeAsm.empty() &&
+ GlobalScopeAsm[GlobalScopeAsm.size()-1] != '\n')
+ GlobalScopeAsm += '\n';
}
/// @}
/// @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(const std::string &Name) const;
- GlobalValue *getNamedValue(const char *Name) const;
+ GlobalValue *getNamedValue(StringRef Name) const;
+
+ /// getMDKindID - Return a unique non-zero ID for the specified metadata kind.
+ /// This ID is uniqued across modules in the current LLVMContext.
+ unsigned getMDKindID(StringRef Name) const;
+
+ /// getMDKindNames - Populate client supplied SmallVector with the name for
+ /// 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
/// @{
-public:
+
/// getOrInsertFunction - Look up the specified function in the module symbol
/// table. Four possibilities:
/// 1. If it does not exist, add a prototype for the function and return it.
/// 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(const std::string &Name, const FunctionType *T,
+ Constant *getOrInsertFunction(StringRef Name, FunctionType *T,
AttrListPtr AttributeList);
- Constant *getOrInsertFunction(const std::string &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
/// named function has a different type. This version of the method takes a
/// null terminated list of function arguments, which makes it easier for
/// clients to use.
- Constant *getOrInsertFunction(const std::string &Name,
+ Constant *getOrInsertFunction(StringRef Name,
AttrListPtr AttributeList,
- const Type *RetTy, ...) END_WITH_NULL;
+ Type *RetTy, ...) END_WITH_NULL;
- Constant *getOrInsertFunction(const std::string &Name, const Type *RetTy, ...)
+ /// getOrInsertFunction - Same as above, but without the attributes.
+ Constant *getOrInsertFunction(StringRef Name, Type *RetTy, ...)
END_WITH_NULL;
- Constant *getOrInsertTargetIntrinsic(const std::string &Name,
- const FunctionType *Ty,
+ Constant *getOrInsertTargetIntrinsic(StringRef Name,
+ FunctionType *Ty,
AttrListPtr AttributeList);
-
+
/// getFunction - Look up the specified function in the module symbol table.
/// If it does not exist, return null.
- Function *getFunction(const std::string &Name) const;
- Function *getFunction(const char *Name) const;
+ Function *getFunction(StringRef Name) const;
/// @}
/// @name Global Variable Accessors
/// @{
-public:
+
/// getGlobalVariable - Look up the specified global variable in the module
/// symbol table. If it does not exist, return null. If AllowInternal is set
/// to true, this function will return types that have InternalLinkage. By
/// default, these types are not returned.
- GlobalVariable *getGlobalVariable(const std::string &Name,
+ 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(const std::string &Name) const {
+ GlobalVariable *getNamedGlobal(StringRef Name) const {
return getGlobalVariable(Name, true);
}
/// 1. If it does not exist, add a declaration of the global and return it.
/// 2. Else, the global exists but has the wrong type: return the function
/// with a constantexpr cast to the right type.
- /// 3. Finally, if the existing global is the correct delclaration, return
+ /// 3. Finally, if the existing global is the correct declaration, return
/// the existing global.
- Constant *getOrInsertGlobal(const std::string &Name, const Type *Ty);
+ Constant *getOrInsertGlobal(StringRef Name, Type *Ty);
/// @}
/// @name Global Alias Accessors
/// @{
-public:
- /// 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(const std::string &Name) const;
+ GlobalAlias *getNamedAlias(StringRef Name) const;
/// @}
-/// @name Type Accessors
+/// @name Named Metadata Accessors
/// @{
-public:
- /// 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(const std::string &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;
+ /// 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 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);
+
+ /// eraseNamedMetadata - Remove the given NamedMDNode from this module
+ /// and delete it.
+ void eraseNamedMetadata(NamedMDNode *NMD);
+
+/// @}
+/// @name Module Flags Accessors
+/// @{
+
+ /// getModuleFlagsMetadata - Returns the module flags in the provided vector.
+ void getModuleFlagsMetadata(SmallVectorImpl<ModuleFlagEntry> &Flags) const;
+
+ /// getModuleFlagsMetadata - Returns the NamedMDNode in the module that
+ /// represents module-level flags. This method returns null if there are no
+ /// module-level flags.
+ NamedMDNode *getModuleFlagsMetadata() const;
+
+ /// getOrInsertModuleFlagsMetadata - Returns the NamedMDNode in the module
+ /// that represents module-level flags. If module-level flags aren't found,
+ /// it creates the named metadata that contains them.
+ NamedMDNode *getOrInsertModuleFlagsMetadata();
- /// getTypeByName - Return the type with the specified name in this module, or
- /// null if there is none by that name.
- const Type *getTypeByName(const std::string &Name) const;
+ /// addModuleFlag - Add a module-level flag to the module-level flags
+ /// metadata. It will create the module-level flags named metadata if it
+ /// doesn't already exist.
+ void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, Value *Val);
+ void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint32_t Val);
+ void addModuleFlag(MDNode *Node);
+
+/// @}
+/// @name Materialization
+/// @{
+
+ /// setMaterializer - Sets the GVMaterializer to GVM. This module must not
+ /// yet have a Materializer. To reset the materializer for a module that
+ /// already has one, call MaterializeAllPermanently first. Destroying this
+ /// module will destroy its materializer without materializing any more
+ /// GlobalValues. Without destroying the Module, there is no way to detach or
+ /// destroy a materializer without materializing all the GVs it controls, to
+ /// avoid leaving orphan unmaterialized GVs.
+ void setMaterializer(GVMaterializer *GVM);
+ /// getMaterializer - Retrieves the GVMaterializer, if any, for this Module.
+ GVMaterializer *getMaterializer() const { return Materializer.get(); }
+
+ /// isMaterializable - True if the definition of GV has yet to be materialized
+ /// from the GVMaterializer.
+ bool isMaterializable(const GlobalValue *GV) const;
+ /// isDematerializable - Returns true if this GV was loaded from this Module's
+ /// GVMaterializer and the GVMaterializer knows how to dematerialize the GV.
+ bool isDematerializable(const GlobalValue *GV) const;
+
+ /// Materialize - Make sure the GlobalValue is fully read. If the module is
+ /// corrupt, this returns true and fills in the optional string with
+ /// information about the problem. If successful, this returns false.
+ bool Materialize(GlobalValue *GV, std::string *ErrInfo = 0);
+ /// Dematerialize - If the GlobalValue is read in, and if the GVMaterializer
+ /// supports it, release the memory for the function, and set it up to be
+ /// materialized lazily. If !isDematerializable(), this method is a noop.
+ void Dematerialize(GlobalValue *GV);
+
+ /// MaterializeAll - Make sure all GlobalValues in this Module are fully read.
+ /// If the module is corrupt, this returns true and fills in the optional
+ /// string with information about the problem. If successful, this returns
+ /// false.
+ bool MaterializeAll(std::string *ErrInfo = 0);
+
+ /// MaterializeAllPermanently - Make sure all GlobalValues in this Module are
+ /// fully read and clear the Materializer. If the module is corrupt, this
+ /// returns true, fills in the optional string with information about the
+ /// problem, and DOES NOT clear the old Materializer. If successful, this
+ /// returns false.
+ bool MaterializeAllPermanently(std::string *ErrInfo = 0);
/// @}
/// @name Direct access to the globals list, functions list, and symbol table
/// @{
-public:
+
/// Get the Module's list of global variables (constant).
const GlobalListType &getGlobalList() const { return GlobalList; }
/// Get the Module's list of global variables.
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
/// @{
-public:
- /// 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
/// @{
-public:
- /// 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 Dependent Library Iteration
/// @{
-public:
+
/// @brief Get a constant iterator to beginning of dependent library list.
inline lib_iterator lib_begin() const { return LibraryList.begin(); }
/// @brief Get a constant iterator to end of dependent library list.
/// @brief Returns the number of items in the list of libraries.
inline size_t lib_size() const { return LibraryList.size(); }
/// @brief Add a library to the list of dependent libraries
- void addLibrary(const std::string& Lib);
+ void addLibrary(StringRef Lib);
/// @brief Remove a library from the list of dependent libraries
- void removeLibrary(const std::string& Lib);
+ void removeLibrary(StringRef Lib);
/// @brief Get all the libraries
inline const LibraryListType& getLibraries() const { return LibraryList; }
/// @}
/// @name Alias Iteration
/// @{
-public:
- /// 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 functions 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
+/// @{
+
+ named_metadata_iterator named_metadata_begin() { return NamedMDList.begin(); }
+ const_named_metadata_iterator named_metadata_begin() const {
+ return NamedMDList.begin();
+ }
+
+ named_metadata_iterator named_metadata_end() { return NamedMDList.end(); }
+ const_named_metadata_iterator named_metadata_end() const {
+ return NamedMDList.end();
+ }
+
+ size_t named_metadata_size() const { return NamedMDList.size(); }
+ bool named_metadata_empty() const { return NamedMDList.empty(); }
+
+
/// @}
/// @name Utility functions for printing and dumping Module objects
/// @{
-public:
- /// 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;
- void print(std::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
/// @}
};
-/// An iostream inserter for modules.
-inline std::ostream &operator<<(std::ostream &O, const Module &M) {
- M.print(O, 0);
- return O;
-}
+/// An raw_ostream inserter for modules.
inline raw_ostream &operator<<(raw_ostream &O, const Module &M) {
M.print(O, 0);
return O;
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