[llvm-commits] [llvm] r77051 - in /llvm/trunk: include/llvm/GlobalAlias.h include/llvm/GlobalValue.h include/llvm/InlineAsm.h include/llvm/LLVMContext.h include/llvm/Linker.h include/llvm/Module.h include/llvm/TypeSymbolTable.h lib/AsmParser/LLParser.cpp lib/Bitcode/Reader/BitcodeReader.cpp lib/Linker/LinkItems.cpp lib/Linker/Linker.cpp lib/VMCore/Globals.cpp lib/VMCore/InlineAsm.cpp lib/VMCore/LLVMContext.cpp lib/VMCore/Module.cpp lib/VMCore/TypeSymbolTable.cpp unittests/VMCore/MetadataTest.cpp

Daniel Dunbar daniel at zuster.org
Fri Jul 24 23:02:13 PDT 2009


Author: ddunbar
Date: Sat Jul 25 01:02:13 2009
New Revision: 77051

URL: http://llvm.org/viewvc/llvm-project?rev=77051&view=rev
Log:
Finish migrating VMCore to StringRef/Twine based APIs.

Modified:
    llvm/trunk/include/llvm/GlobalAlias.h
    llvm/trunk/include/llvm/GlobalValue.h
    llvm/trunk/include/llvm/InlineAsm.h
    llvm/trunk/include/llvm/LLVMContext.h
    llvm/trunk/include/llvm/Linker.h
    llvm/trunk/include/llvm/Module.h
    llvm/trunk/include/llvm/TypeSymbolTable.h
    llvm/trunk/lib/AsmParser/LLParser.cpp
    llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp
    llvm/trunk/lib/Linker/LinkItems.cpp
    llvm/trunk/lib/Linker/Linker.cpp
    llvm/trunk/lib/VMCore/Globals.cpp
    llvm/trunk/lib/VMCore/InlineAsm.cpp
    llvm/trunk/lib/VMCore/LLVMContext.cpp
    llvm/trunk/lib/VMCore/Module.cpp
    llvm/trunk/lib/VMCore/TypeSymbolTable.cpp
    llvm/trunk/unittests/VMCore/MetadataTest.cpp

Modified: llvm/trunk/include/llvm/GlobalAlias.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/GlobalAlias.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/GlobalAlias.h (original)
+++ llvm/trunk/include/llvm/GlobalAlias.h Sat Jul 25 01:02:13 2009
@@ -40,7 +40,7 @@
   }
   /// GlobalAlias ctor - If a parent module is specified, the alias is
   /// automatically inserted into the end of the specified module's alias list.
-  GlobalAlias(const Type *Ty, LinkageTypes Linkage, const std::string &Name = "",
+  GlobalAlias(const Type *Ty, LinkageTypes Linkage, const Twine &Name = "",
               Constant* Aliasee = 0, Module *Parent = 0);
 
   /// Provide fast operand accessors

Modified: llvm/trunk/include/llvm/GlobalValue.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/GlobalValue.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/GlobalValue.h (original)
+++ llvm/trunk/include/llvm/GlobalValue.h Sat Jul 25 01:02:13 2009
@@ -90,7 +90,7 @@
   
   bool hasSection() const { return !Section.empty(); }
   const std::string &getSection() const { return Section; }
-  void setSection(const std::string &S) { Section = S; }
+  void setSection(const StringRef &S) { Section = S; }
   
   /// If the usage is empty (except transitively dead constants), then this
   /// global value can can be safely deleted since the destructor will

Modified: llvm/trunk/include/llvm/InlineAsm.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/InlineAsm.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/InlineAsm.h (original)
+++ llvm/trunk/include/llvm/InlineAsm.h Sat Jul 25 01:02:13 2009
@@ -32,15 +32,15 @@
   std::string AsmString, Constraints;
   bool HasSideEffects;
   
-  InlineAsm(const FunctionType *Ty, const std::string &AsmString,
-            const std::string &Constraints, bool hasSideEffects);
+  InlineAsm(const FunctionType *Ty, const StringRef &AsmString,
+            const StringRef &Constraints, bool hasSideEffects);
   virtual ~InlineAsm();
 public:
 
   /// InlineAsm::get - Return the the specified uniqued inline asm string.
   ///
-  static InlineAsm *get(const FunctionType *Ty, const std::string &AsmString,
-                        const std::string &Constraints, bool hasSideEffects);
+  static InlineAsm *get(const FunctionType *Ty, const StringRef &AsmString,
+                        const StringRef &Constraints, bool hasSideEffects);
   
   bool hasSideEffects() const { return HasSideEffects; }
   
@@ -61,7 +61,7 @@
   /// the specified constraint string is legal for the type.  This returns true
   /// if legal, false if not.
   ///
-  static bool Verify(const FunctionType *Ty, const std::string &Constraints);
+  static bool Verify(const FunctionType *Ty, const StringRef &Constraints);
 
   // Constraint String Parsing 
   enum ConstraintPrefix {
@@ -106,7 +106,7 @@
     /// Parse - Analyze the specified string (e.g. "=*&{eax}") and fill in the
     /// fields in this structure.  If the constraint string is not understood,
     /// return true, otherwise return false.
-    bool Parse(const std::string &Str, 
+    bool Parse(const StringRef &Str, 
                std::vector<InlineAsm::ConstraintInfo> &ConstraintsSoFar);
   };
   
@@ -114,7 +114,7 @@
   /// constraints and their prefixes.  If this returns an empty vector, and if
   /// the constraint string itself isn't empty, there was an error parsing.
   static std::vector<ConstraintInfo> 
-    ParseConstraints(const std::string &ConstraintString);
+    ParseConstraints(const StringRef &ConstraintString);
   
   /// ParseConstraints - Parse the constraints of this inlineasm object, 
   /// returning them the same way that ParseConstraints(str) does.

Modified: llvm/trunk/include/llvm/LLVMContext.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/LLVMContext.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/LLVMContext.h (original)
+++ llvm/trunk/include/llvm/LLVMContext.h Sat Jul 25 01:02:13 2009
@@ -21,30 +21,31 @@
 
 namespace llvm {
 
-class LLVMContextImpl;
+class APFloat;
+class APInt;
+class ArrayType;
 class Constant;
-class ConstantInt;
-class ConstantPointerNull;
-class ConstantStruct;
 class ConstantAggregateZero;
 class ConstantArray;
 class ConstantFP;
+class ConstantInt;
+class ConstantPointerNull;
+class ConstantStruct;
 class ConstantVector;
-class UndefValue;
+class FunctionType;
+class IntegerType;
+class LLVMContextImpl;
 class MDNode;
 class MDString;
-class IntegerType;
+class OpaqueType;
 class PointerType;
+class StringRef;
 class StructType;
-class ArrayType;
-class VectorType;
-class OpaqueType;
-class FunctionType;
 class Type;
-class APInt;
-class APFloat;
-class Value;
+class UndefValue;
 class Use;
+class Value;
+class VectorType;
 
 /// This is an important class for using LLVM in a threaded context.  It
 /// (opaquely) owns and manages the core "global" data of LLVM's core 
@@ -100,7 +101,7 @@
   /// of the array by one (you've been warned).  However, in some situations 
   /// this is not desired so if AddNull==false then the string is copied without
   /// null termination.
-  Constant* getConstantArray(const std::string& Initializer,
+  Constant* getConstantArray(const StringRef &Initializer,
                              bool AddNull = true);
                              
   // ConstantExpr accessors
@@ -204,8 +205,7 @@
   MDNode* getMDNode(Value* const* Vals, unsigned NumVals);
   
   // MDString accessors
-  MDString* getMDString(const char *StrBegin, unsigned Length);
-  MDString* getMDString(const std::string &Str);
+  MDString* getMDString(const StringRef &Str);
   
   // FunctionType accessors
   FunctionType* getFunctionType(const Type* Result, bool isVarArg);

Modified: llvm/trunk/include/llvm/Linker.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Linker.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Linker.h (original)
+++ llvm/trunk/include/llvm/Linker.h Sat Jul 25 01:02:13 2009
@@ -65,8 +65,8 @@
     /// name \p progname. \p progname will also be used for error messages.
     /// @brief Construct with empty module
     Linker(
-        const std::string& progname, ///< name of tool running linker
-        const std::string& modulename, ///< name of linker's end-result module
+        const StringRef& progname, ///< name of tool running linker
+        const StringRef& modulename, ///< name of linker's end-result module
         LLVMContext& C, ///< Context for global info
         unsigned Flags = 0  ///< ControlFlags (one or more |'d together)
     );
@@ -74,7 +74,7 @@
     /// Construct the Linker with a previously defined module, \p aModule. Use
     /// \p progname for the name of the program in error messages.
     /// @brief Construct with existing module
-    Linker(const std::string& progname, Module* aModule, unsigned Flags = 0);
+    Linker(const StringRef& progname, Module* aModule, unsigned Flags = 0);
 
     /// Destruct the Linker.
     /// @brief Destructor
@@ -116,7 +116,7 @@
     /// the Quiet control flag is not set, the error string will have already
     /// been printed to std::cerr.
     /// @brief Get the text of the last error that occurred.
-    const std::string& getLastError() const { return Error; }
+    const std::string &getLastError() const { return Error; }
 
   /// @}
   /// @name Mutators
@@ -214,7 +214,7 @@
     /// @returns true if an error occurs, false otherwise
     /// @brief Link one library into the module
     bool LinkInLibrary (
-      const std::string& Library, ///< The library to link in
+      const StringRef &Library, ///< The library to link in
       bool& is_native             ///< Indicates if lib a native library
     );
 
@@ -267,7 +267,7 @@
     /// will be empty (i.e. sys::Path::isEmpty() will return true).
     /// @returns A sys::Path to the found library
     /// @brief Find a library from its short name.
-    sys::Path FindLib(const std::string &Filename);
+    sys::Path FindLib(const StringRef &Filename);
 
   /// @}
   /// @name Implementation
@@ -277,9 +277,9 @@
     /// Module it contains (wrapped in an auto_ptr), or 0 if an error occurs.
     std::auto_ptr<Module> LoadObject(const sys::Path& FN);
 
-    bool warning(const std::string& message);
-    bool error(const std::string& message);
-    void verbose(const std::string& message);
+    bool warning(const StringRef &message);
+    bool error(const StringRef &message);
+    void verbose(const StringRef &message);
 
   /// @}
   /// @name Data

Modified: llvm/trunk/include/llvm/Module.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Module.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Module.h (original)
+++ llvm/trunk/include/llvm/Module.h Sat Jul 25 01:02:13 2009
@@ -131,7 +131,7 @@
 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(const StringRef &ModuleID, LLVMContext& C);
   /// The module destructor. This will dropAllReferences.
   ~Module();
 
@@ -146,7 +146,7 @@
   /// 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.
@@ -173,20 +173,20 @@
 public:
 
   /// Set the module identifier.
-  void setModuleIdentifier(const std::string &ID) { ModuleID = ID; }
+  void setModuleIdentifier(const StringRef &ID) { ModuleID = ID; }
 
   /// Set the data layout
-  void setDataLayout(const std::string& DL) { DataLayout = DL; }
+  void setDataLayout(const StringRef &DL) { DataLayout = DL; }
 
   /// Set the target triple.
-  void setTargetTriple(const std::string &T) { TargetTriple = T; }
+  void setTargetTriple(const StringRef &T) { TargetTriple = T; }
 
   /// Set the module-scope inline assembly blocks.
-  void setModuleInlineAsm(const std::string &Asm) { GlobalScopeAsm = Asm; }
+  void setModuleInlineAsm(const StringRef &Asm) { GlobalScopeAsm = Asm; }
 
   /// Append to the module-scope inline assembly blocks, automatically
   /// appending a newline to the end.
-  void appendModuleInlineAsm(const std::string &Asm) {
+  void appendModuleInlineAsm(const StringRef &Asm) {
     GlobalScopeAsm += Asm;
     GlobalScopeAsm += '\n';
   }
@@ -198,8 +198,7 @@
   /// getNamedValue - Return the first 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(const StringRef &Name) const;
 
 /// @}
 /// @name Function Accessors
@@ -214,10 +213,10 @@
   ///      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(const StringRef &Name, const FunctionType *T,
                                 AttrListPtr AttributeList);
 
-  Constant *getOrInsertFunction(const std::string &Name, const FunctionType *T);
+  Constant *getOrInsertFunction(const StringRef &Name, const 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
@@ -226,21 +225,20 @@
   /// 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(const StringRef &Name,
                                 AttrListPtr AttributeList,
                                 const Type *RetTy, ...)  END_WITH_NULL;
 
-  Constant *getOrInsertFunction(const std::string &Name, const Type *RetTy, ...)
+  Constant *getOrInsertFunction(const StringRef &Name, const Type *RetTy, ...)
     END_WITH_NULL;
 
-  Constant *getOrInsertTargetIntrinsic(const std::string &Name,
+  Constant *getOrInsertTargetIntrinsic(const StringRef &Name,
                                        const 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(const StringRef &Name) const;
 
 /// @}
 /// @name Global Variable Accessors
@@ -250,13 +248,13 @@
   /// 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(const StringRef &Name,
                                     bool AllowInternal = false) const;
 
   /// getNamedGlobal - Return the first 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(const StringRef &Name) const {
     return getGlobalVariable(Name, true);
   }
 
@@ -267,7 +265,7 @@
   ///      with a constantexpr cast to the right type.
   ///   3. Finally, if the existing global is the correct delclaration, return
   ///      the existing global.
-  Constant *getOrInsertGlobal(const std::string &Name, const Type *Ty);
+  Constant *getOrInsertGlobal(const StringRef &Name, const Type *Ty);
 
 /// @}
 /// @name Global Alias Accessors
@@ -276,7 +274,7 @@
   /// getNamedAlias - Return the first 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(const StringRef &Name) const;
 
 /// @}
 /// @name Type Accessors
@@ -285,7 +283,7 @@
   /// 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);
+  bool addTypeName(const StringRef &Name, const Type *Ty);
 
   /// getTypeName - If there is at least one entry in the symbol table for the
   /// specified type, return it.
@@ -293,7 +291,7 @@
 
   /// 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;
+  const Type *getTypeByName(const StringRef &Name) const;
 
 /// @}
 /// @name Direct access to the globals list, functions list, and symbol table
@@ -372,9 +370,9 @@
   /// @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(const StringRef &Lib);
   /// @brief Remove a library from the list of dependent libraries
-  void removeLibrary(const std::string& Lib);
+  void removeLibrary(const StringRef &Lib);
   /// @brief Get all the libraries
   inline const LibraryListType& getLibraries() const { return LibraryList; }
 

Modified: llvm/trunk/include/llvm/TypeSymbolTable.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/TypeSymbolTable.h?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/include/llvm/TypeSymbolTable.h (original)
+++ llvm/trunk/include/llvm/TypeSymbolTable.h Sat Jul 25 01:02:13 2009
@@ -55,14 +55,14 @@
   /// incrementing an integer and appending it to the name, if necessary
   /// @returns the unique name
   /// @brief Get a unique name for a type
-  std::string getUniqueName(const std::string &BaseName) const;
+  std::string getUniqueName(const StringRef &BaseName) const;
 
   /// This method finds the type with the given \p name in the type map
   /// and returns it.
   /// @returns null if the name is not found, otherwise the Type
   /// associated with the \p name.
   /// @brief Lookup a type by name.
-  Type* lookup(const std::string& name) const;
+  Type *lookup(const StringRef &name) const;
 
   /// @returns true iff the symbol table is empty.
   /// @brief Determine if the symbol table is empty
@@ -102,7 +102,7 @@
   /// a many-to-one mapping between names and types. This method allows a type
   /// with an existing entry in the symbol table to get a new name.
   /// @brief Insert a type under a new name.
-  void insert(const std::string &Name, const Type *Typ);
+  void insert(const StringRef &Name, const Type *Typ);
 
   /// Remove a type at the specified position in the symbol table.
   /// @returns the removed Type.

Modified: llvm/trunk/lib/AsmParser/LLParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLParser.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/AsmParser/LLParser.cpp (original)
+++ llvm/trunk/lib/AsmParser/LLParser.cpp Sat Jul 25 01:02:13 2009
@@ -373,7 +373,7 @@
 bool LLParser::ParseMDString(MetadataBase *&MDS) {
   std::string Str;
   if (ParseStringConstant(Str)) return true;
-  MDS = Context.getMDString(Str.data(), Str.size());
+  MDS = Context.getMDString(Str);
   return false;
 }
 

Modified: llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp (original)
+++ llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp Sat Jul 25 01:02:13 2009
@@ -757,8 +757,7 @@
       String.resize(MDStringLength);
       for (unsigned i = 0; i != MDStringLength; ++i)
         String[i] = Record[i];
-      Value *V = 
-        Context.getMDString(String.c_str(), MDStringLength);
+      Value *V = Context.getMDString(StringRef(String.data(), String.size()));
       ValueList.AssignValue(V, NextValueNo++);
       break;
     }

Modified: llvm/trunk/lib/Linker/LinkItems.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Linker/LinkItems.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/Linker/LinkItems.cpp (original)
+++ llvm/trunk/lib/Linker/LinkItems.cpp Sat Jul 25 01:02:13 2009
@@ -70,12 +70,12 @@
 
 /// LinkInLibrary - links one library into the HeadModule.
 ///
-bool Linker::LinkInLibrary(const std::string& Lib, bool& is_native) {
+bool Linker::LinkInLibrary(const StringRef &Lib, bool& is_native) {
   is_native = false;
   // Determine where this library lives.
   sys::Path Pathname = FindLib(Lib);
   if (Pathname.isEmpty())
-    return error("Cannot find library '" + Lib + "'");
+    return error("Cannot find library '" + Lib.str() + "'");
 
   // If its an archive, try to link it in
   std::string Magic;
@@ -83,7 +83,7 @@
   switch (sys::IdentifyFileType(Magic.c_str(), 64)) {
     default: llvm_unreachable("Bad file type identification");
     case sys::Unknown_FileType:
-      return warning("Supposed library '" + Lib + "' isn't a library.");
+      return warning("Supposed library '" + Lib.str() + "' isn't a library.");
 
     case sys::Bitcode_FileType:
       // LLVM ".so" file.

Modified: llvm/trunk/lib/Linker/Linker.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Linker/Linker.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/Linker/Linker.cpp (original)
+++ llvm/trunk/lib/Linker/Linker.cpp Sat Jul 25 01:02:13 2009
@@ -16,10 +16,10 @@
 #include "llvm/Bitcode/ReaderWriter.h"
 #include "llvm/Config/config.h"
 #include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/Streams.h"
+#include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
-Linker::Linker(const std::string& progname, const std::string& modname,
+Linker::Linker(const StringRef &progname, const StringRef &modname,
                LLVMContext& C, unsigned flags): 
   Context(C),
   Composite(new Module(modname, C)),
@@ -28,7 +28,7 @@
   Error(),
   ProgramName(progname) { }
 
-Linker::Linker(const std::string& progname, Module* aModule, unsigned flags) : 
+Linker::Linker(const StringRef &progname, Module* aModule, unsigned flags) : 
   Context(aModule->getContext()),
   Composite(aModule),
   LibPaths(),
@@ -41,25 +41,25 @@
 }
 
 bool
-Linker::error(const std::string& message) {
+Linker::error(const StringRef &message) {
   Error = message;
   if (!(Flags&QuietErrors))
-    cerr << ProgramName << ": error: " << message << "\n";
+    errs() << ProgramName << ": error: " << message << "\n";
   return true;
 }
 
 bool
-Linker::warning(const std::string& message) {
+Linker::warning(const StringRef &message) {
   Error = message;
   if (!(Flags&QuietWarnings))
-    cerr << ProgramName << ": warning: " << message << "\n";
+    errs() << ProgramName << ": warning: " << message << "\n";
   return false;
 }
 
 void
-Linker::verbose(const std::string& message) {
+Linker::verbose(const StringRef &message) {
   if (Flags&Verbose)
-    cerr << "  " << message << "\n";
+    errs() << "  " << message << "\n";
 }
 
 void
@@ -117,13 +117,13 @@
 
 // IsLibrary - Determine if "Name" is a library in "Directory". Return
 // a non-empty sys::Path if its found, an empty one otherwise.
-static inline sys::Path IsLibrary(const std::string& Name,
-                                  const sys::Path& Directory) {
+static inline sys::Path IsLibrary(const StringRef &Name,
+                                  const sys::Path &Directory) {
 
   sys::Path FullPath(Directory);
 
   // Try the libX.a form
-  FullPath.appendComponent("lib" + Name);
+  FullPath.appendComponent(("lib" + Name).str());
   FullPath.appendSuffix("a");
   if (FullPath.isArchive())
     return FullPath;
@@ -156,7 +156,7 @@
 /// Path if no matching file can be found.
 ///
 sys::Path
-Linker::FindLib(const std::string &Filename) {
+Linker::FindLib(const StringRef &Filename) {
   // Determine if the pathname can be found as it stands.
   sys::Path FilePath(Filename);
   if (FilePath.canRead() &&
@@ -167,7 +167,7 @@
   // there.
   for (unsigned Index = 0; Index != LibPaths.size(); ++Index) {
     sys::Path Directory(LibPaths[Index]);
-    sys::Path FullPath = IsLibrary(Filename,Directory);
+    sys::Path FullPath = IsLibrary(Filename, Directory);
     if (!FullPath.isEmpty())
       return FullPath;
   }

Modified: llvm/trunk/lib/VMCore/Globals.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/Globals.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/Globals.cpp (original)
+++ llvm/trunk/lib/VMCore/Globals.cpp Sat Jul 25 01:02:13 2009
@@ -187,7 +187,7 @@
 //===----------------------------------------------------------------------===//
 
 GlobalAlias::GlobalAlias(const Type *Ty, LinkageTypes Link,
-                         const std::string &Name, Constant* aliasee,
+                         const Twine &Name, Constant* aliasee,
                          Module *ParentModule)
   : GlobalValue(Ty, Value::GlobalAliasVal, &Op<0>(), 1, Link, Name) {
   LeakDetector::addGarbageObject(this);

Modified: llvm/trunk/lib/VMCore/InlineAsm.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/InlineAsm.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/InlineAsm.cpp (original)
+++ llvm/trunk/lib/VMCore/InlineAsm.cpp Sat Jul 25 01:02:13 2009
@@ -26,14 +26,14 @@
 // NOTE: when memoizing the function type, we have to be careful to handle the
 // case when the type gets refined.
 
-InlineAsm *InlineAsm::get(const FunctionType *Ty, const std::string &AsmString,
-                          const std::string &Constraints, bool hasSideEffects) {
+InlineAsm *InlineAsm::get(const FunctionType *Ty, const StringRef &AsmString,
+                          const StringRef &Constraints, bool hasSideEffects) {
   // FIXME: memoize!
   return new InlineAsm(Ty, AsmString, Constraints, hasSideEffects);  
 }
 
-InlineAsm::InlineAsm(const FunctionType *Ty, const std::string &asmString,
-                     const std::string &constraints, bool hasSideEffects)
+InlineAsm::InlineAsm(const FunctionType *Ty, const StringRef &asmString,
+                     const StringRef &constraints, bool hasSideEffects)
   : Value(PointerType::getUnqual(Ty), 
           Value::InlineAsmVal), 
     AsmString(asmString), 
@@ -50,9 +50,9 @@
 /// Parse - Analyze the specified string (e.g. "==&{eax}") and fill in the
 /// fields in this structure.  If the constraint string is not understood,
 /// return true, otherwise return false.
-bool InlineAsm::ConstraintInfo::Parse(const std::string &Str,
+bool InlineAsm::ConstraintInfo::Parse(const StringRef &Str,
                      std::vector<InlineAsm::ConstraintInfo> &ConstraintsSoFar) {
-  std::string::const_iterator I = Str.begin(), E = Str.end();
+  StringRef::iterator I = Str.begin(), E = Str.end();
   
   // Initialize
   Type = isInput;
@@ -111,13 +111,13 @@
   while (I != E) {
     if (*I == '{') {   // Physical register reference.
       // Find the end of the register name.
-      std::string::const_iterator ConstraintEnd = std::find(I+1, E, '}');
+      StringRef::iterator ConstraintEnd = std::find(I+1, E, '}');
       if (ConstraintEnd == E) return true;  // "{foo"
       Codes.push_back(std::string(I, ConstraintEnd+1));
       I = ConstraintEnd+1;
     } else if (isdigit(*I)) {     // Matching Constraint
       // Maximal munch numbers.
-      std::string::const_iterator NumStart = I;
+      StringRef::iterator NumStart = I;
       while (I != E && isdigit(*I))
         ++I;
       Codes.push_back(std::string(NumStart, I));
@@ -145,16 +145,16 @@
 }
 
 std::vector<InlineAsm::ConstraintInfo>
-InlineAsm::ParseConstraints(const std::string &Constraints) {
+InlineAsm::ParseConstraints(const StringRef &Constraints) {
   std::vector<ConstraintInfo> Result;
   
   // Scan the constraints string.
-  for (std::string::const_iterator I = Constraints.begin(), 
-       E = Constraints.end(); I != E; ) {
+  for (StringRef::iterator I = Constraints.begin(),
+         E = Constraints.end(); I != E; ) {
     ConstraintInfo Info;
 
     // Find the end of this constraint.
-    std::string::const_iterator ConstraintEnd = std::find(I, E, ',');
+    StringRef::iterator ConstraintEnd = std::find(I, E, ',');
 
     if (ConstraintEnd == I ||  // Empty constraint like ",,"
         Info.Parse(std::string(I, ConstraintEnd), Result)) {
@@ -179,7 +179,7 @@
 
 /// Verify - Verify that the specified constraint string is reasonable for the
 /// specified function type, and otherwise validate the constraint string.
-bool InlineAsm::Verify(const FunctionType *Ty, const std::string &ConstStr) {
+bool InlineAsm::Verify(const FunctionType *Ty, const StringRef &ConstStr) {
   if (Ty->isVarArg()) return false;
   
   std::vector<ConstraintInfo> Constraints = ParseConstraints(ConstStr);

Modified: llvm/trunk/lib/VMCore/LLVMContext.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/LLVMContext.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/LLVMContext.cpp (original)
+++ llvm/trunk/lib/VMCore/LLVMContext.cpp Sat Jul 25 01:02:13 2009
@@ -145,10 +145,10 @@
 /// Otherwise, the length parameter specifies how much of the string to use 
 /// and it won't be null terminated.
 ///
-Constant* LLVMContext::getConstantArray(const std::string& Str,
+Constant* LLVMContext::getConstantArray(const StringRef &Str,
                                         bool AddNull) {
   std::vector<Constant*> ElementVals;
-  for (unsigned i = 0; i < Str.length(); ++i)
+  for (unsigned i = 0; i < Str.size(); ++i)
     ElementVals.push_back(ConstantInt::get(Type::Int8Ty, Str[i]));
 
   // Add a null terminator to the string...
@@ -506,12 +506,8 @@
 }
 
 // MDString accessors
-MDString* LLVMContext::getMDString(const char *StrBegin, unsigned StrLength) {
-  return pImpl->getMDString(StrBegin, StrLength);
-}
-
-MDString* LLVMContext::getMDString(const std::string &Str) {
-  return getMDString(Str.data(), Str.size());
+MDString* LLVMContext::getMDString(const StringRef &Str) {
+  return pImpl->getMDString(Str.data(), Str.size());
 }
 
 // FunctionType accessors

Modified: llvm/trunk/lib/VMCore/Module.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/Module.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/Module.cpp (original)
+++ llvm/trunk/lib/VMCore/Module.cpp Sat Jul 25 01:02:13 2009
@@ -55,7 +55,7 @@
 // Primitive Module methods.
 //
 
-Module::Module(const std::string &MID, LLVMContext& C)
+Module::Module(const StringRef &MID, LLVMContext& C)
   : Context(C), ModuleID(MID), DataLayout("")  {
   ValSymTab = new ValueSymbolTable();
   TypeSymTab = new TypeSymbolTable();
@@ -113,15 +113,10 @@
 /// getNamedValue - Return the first 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 *Module::getNamedValue(const std::string &Name) const {
+GlobalValue *Module::getNamedValue(const StringRef &Name) const {
   return cast_or_null<GlobalValue>(getValueSymbolTable().lookup(Name));
 }
 
-GlobalValue *Module::getNamedValue(const char *Name) const {
-  llvm::Value *V = getValueSymbolTable().lookup(Name);
-  return cast_or_null<GlobalValue>(V);
-}
-
 //===----------------------------------------------------------------------===//
 // Methods for easy access to the functions in the module.
 //
@@ -131,7 +126,7 @@
 // it.  This is nice because it allows most passes to get away with not handling
 // the symbol table directly for this common task.
 //
-Constant *Module::getOrInsertFunction(const std::string &Name,
+Constant *Module::getOrInsertFunction(const StringRef &Name,
                                       const FunctionType *Ty,
                                       AttrListPtr AttributeList) {
   // See if we have a definition for the specified function already.
@@ -151,7 +146,7 @@
     F->setName("");
     // Retry, now there won't be a conflict.
     Constant *NewF = getOrInsertFunction(Name, Ty);
-    F->setName(&Name[0], Name.size());
+    F->setName(Name);
     return NewF;
   }
 
@@ -164,7 +159,7 @@
   return F;  
 }
 
-Constant *Module::getOrInsertTargetIntrinsic(const std::string &Name,
+Constant *Module::getOrInsertTargetIntrinsic(const StringRef &Name,
                                              const FunctionType *Ty,
                                              AttrListPtr AttributeList) {
   // See if we have a definition for the specified function already.
@@ -181,7 +176,7 @@
   return F;  
 }
 
-Constant *Module::getOrInsertFunction(const std::string &Name,
+Constant *Module::getOrInsertFunction(const StringRef &Name,
                                       const FunctionType *Ty) {
   AttrListPtr AttributeList = AttrListPtr::get((AttributeWithIndex *)0, 0);
   return getOrInsertFunction(Name, Ty, AttributeList);
@@ -192,7 +187,7 @@
 // This version of the method takes a null terminated list of function
 // arguments, which makes it easier for clients to use.
 //
-Constant *Module::getOrInsertFunction(const std::string &Name,
+Constant *Module::getOrInsertFunction(const StringRef &Name,
                                       AttrListPtr AttributeList,
                                       const Type *RetTy, ...) {
   va_list Args;
@@ -211,7 +206,7 @@
                              AttributeList);
 }
 
-Constant *Module::getOrInsertFunction(const std::string &Name,
+Constant *Module::getOrInsertFunction(const StringRef &Name,
                                       const Type *RetTy, ...) {
   va_list Args;
   va_start(Args, RetTy);
@@ -232,11 +227,7 @@
 // getFunction - Look up the specified function in the module symbol table.
 // If it does not exist, return null.
 //
-Function *Module::getFunction(const std::string &Name) const {
-  return dyn_cast_or_null<Function>(getNamedValue(Name));
-}
-
-Function *Module::getFunction(const char *Name) const {
+Function *Module::getFunction(const StringRef &Name) const {
   return dyn_cast_or_null<Function>(getNamedValue(Name));
 }
 
@@ -251,7 +242,7 @@
 /// If AllowLocal is set to true, this function will return types that
 /// have an local. By default, these types are not returned.
 ///
-GlobalVariable *Module::getGlobalVariable(const std::string &Name,
+GlobalVariable *Module::getGlobalVariable(const StringRef &Name,
                                           bool AllowLocal) const {
   if (GlobalVariable *Result = 
       dyn_cast_or_null<GlobalVariable>(getNamedValue(Name)))
@@ -266,7 +257,7 @@
 ///      with a constantexpr cast to the right type.
 ///   3. Finally, if the existing global is the correct delclaration, return the
 ///      existing global.
-Constant *Module::getOrInsertGlobal(const std::string &Name, const Type *Ty) {
+Constant *Module::getOrInsertGlobal(const StringRef &Name, const Type *Ty) {
   // See if we have a definition for the specified global already.
   GlobalVariable *GV = dyn_cast_or_null<GlobalVariable>(getNamedValue(Name));
   if (GV == 0) {
@@ -293,7 +284,7 @@
 // getNamedAlias - Look up the specified global in the module symbol table.
 // If it does not exist, return null.
 //
-GlobalAlias *Module::getNamedAlias(const std::string &Name) const {
+GlobalAlias *Module::getNamedAlias(const StringRef &Name) const {
   return dyn_cast_or_null<GlobalAlias>(getNamedValue(Name));
 }
 
@@ -306,7 +297,7 @@
 // there is already an entry for this name, true is returned and the symbol
 // table is not modified.
 //
-bool Module::addTypeName(const std::string &Name, const Type *Ty) {
+bool Module::addTypeName(const StringRef &Name, const Type *Ty) {
   TypeSymbolTable &ST = getTypeSymbolTable();
 
   if (ST.lookup(Name)) return true;  // Already in symtab...
@@ -320,7 +311,7 @@
 
 /// getTypeByName - Return the type with the specified name in this module, or
 /// null if there is none by that name.
-const Type *Module::getTypeByName(const std::string &Name) const {
+const Type *Module::getTypeByName(const StringRef &Name) const {
   const TypeSymbolTable &ST = getTypeSymbolTable();
   return cast_or_null<Type>(ST.lookup(Name));
 }
@@ -366,14 +357,14 @@
     I->dropAllReferences();
 }
 
-void Module::addLibrary(const std::string& Lib) {
+void Module::addLibrary(const StringRef& Lib) {
   for (Module::lib_iterator I = lib_begin(), E = lib_end(); I != E; ++I)
     if (*I == Lib)
       return;
   LibraryList.push_back(Lib);
 }
 
-void Module::removeLibrary(const std::string& Lib) {
+void Module::removeLibrary(const StringRef& Lib) {
   LibraryListType::iterator I = LibraryList.begin();
   LibraryListType::iterator E = LibraryList.end();
   for (;I != E; ++I)

Modified: llvm/trunk/lib/VMCore/TypeSymbolTable.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/TypeSymbolTable.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/TypeSymbolTable.cpp (original)
+++ llvm/trunk/lib/VMCore/TypeSymbolTable.cpp Sat Jul 25 01:02:13 2009
@@ -14,6 +14,7 @@
 #include "llvm/TypeSymbolTable.h"
 #include "llvm/DerivedTypes.h"
 #include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Streams.h"
 #include "llvm/System/RWMutex.h"
@@ -34,7 +35,7 @@
   }
 }
 
-std::string TypeSymbolTable::getUniqueName(const std::string &BaseName) const {
+std::string TypeSymbolTable::getUniqueName(const StringRef &BaseName) const {
   std::string TryName = BaseName;
   
   sys::SmartScopedReader<true> Reader(*TypeSymbolTableLock);
@@ -43,12 +44,12 @@
 
   // See if the name exists
   while (tmap.find(TryName) != End)            // Loop until we find a free
-    TryName = BaseName + utostr(++LastUnique); // name in the symbol table
+    TryName = BaseName.str() + utostr(++LastUnique); // name in the symbol table
   return TryName;
 }
 
 // lookup a type by name - returns null on failure
-Type* TypeSymbolTable::lookup(const std::string& Name) const {
+Type* TypeSymbolTable::lookup(const StringRef &Name) const {
   sys::SmartScopedReader<true> Reader(*TypeSymbolTableLock);
   
   const_iterator TI = tmap.find(Name);
@@ -90,12 +91,12 @@
 
 
 // insert - Insert a type into the symbol table with the specified name...
-void TypeSymbolTable::insert(const std::string& Name, const Type* T) {
+void TypeSymbolTable::insert(const StringRef &Name, const Type* T) {
   assert(T && "Can't insert null type into symbol table!");
 
   TypeSymbolTableLock->writer_acquire();
 
-  if (tmap.insert(make_pair(Name, T)).second) {
+  if (tmap.insert(std::make_pair(Name, T)).second) {
     // Type inserted fine with no conflict.
     
 #if DEBUG_SYMBOL_TABLE

Modified: llvm/trunk/unittests/VMCore/MetadataTest.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/VMCore/MetadataTest.cpp?rev=77051&r1=77050&r2=77051&view=diff

==============================================================================
--- llvm/trunk/unittests/VMCore/MetadataTest.cpp (original)
+++ llvm/trunk/unittests/VMCore/MetadataTest.cpp Sat Jul 25 01:02:13 2009
@@ -23,9 +23,9 @@
 // MDString objects, even with the same string pointer and nulls in the string.
 TEST(MDStringTest, CreateDifferent) {
   char x[3] = { 'f', 0, 'A' };
-  MDString *s1 = getGlobalContext().getMDString(&x[0], 3);
+  MDString *s1 = getGlobalContext().getMDString(StringRef(&x[0], 3));
   x[2] = 'B';
-  MDString *s2 = getGlobalContext().getMDString(&x[0], 3);
+  MDString *s2 = getGlobalContext().getMDString(StringRef(&x[0], 3));
   EXPECT_NE(s1, s2);
 }
 
@@ -35,8 +35,8 @@
   char x[4] = { 'a', 'b', 'c', 'X' };
   char y[4] = { 'a', 'b', 'c', 'Y' };
 
-  MDString *s1 = getGlobalContext().getMDString(&x[0], 3);
-  MDString *s2 = getGlobalContext().getMDString(&y[0], 3);
+  MDString *s1 = getGlobalContext().getMDString(StringRef(&x[0], 3));
+  MDString *s2 = getGlobalContext().getMDString(StringRef(&y[0], 3));
   EXPECT_EQ(s1, s2);
 }
 
@@ -44,7 +44,7 @@
 TEST(MDStringTest, PrintingSimple) {
   char *str = new char[13];
   strncpy(str, "testing 1 2 3", 13);
-  MDString *s = getGlobalContext().getMDString(str, 13);
+  MDString *s = getGlobalContext().getMDString(StringRef(str, 13));
   strncpy(str, "aaaaaaaaaaaaa", 13);
   delete[] str;
 
@@ -56,7 +56,7 @@
 // Test printing of MDString with non-printable characters.
 TEST(MDStringTest, PrintingComplex) {
   char str[5] = {0, '\n', '"', '\\', -1};
-  MDString *s = getGlobalContext().getMDString(str+0, 5);
+  MDString *s = getGlobalContext().getMDString(StringRef(str+0, 5));
   std::ostringstream oss;
   s->print(oss);
   EXPECT_STREQ("metadata !\"\\00\\0A\\22\\5C\\FF\"", oss.str().c_str());
@@ -67,8 +67,8 @@
   char x[3] = { 'a', 'b', 'c' };
   char y[3] = { '1', '2', '3' };
 
-  MDString *s1 = getGlobalContext().getMDString(&x[0], 3);
-  MDString *s2 = getGlobalContext().getMDString(&y[0], 3);
+  MDString *s1 = getGlobalContext().getMDString(StringRef(&x[0], 3));
+  MDString *s2 = getGlobalContext().getMDString(StringRef(&y[0], 3));
   ConstantInt *CI = ConstantInt::get(getGlobalContext(), APInt(8, 0));
 
   std::vector<Value *> V;





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