Subzero: Remove IceString.

src/IceFixups.h

 //===- subzero/src/IceFixups.h - Assembler fixup kinds ----------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
 /// \brief Declares generic fixup types.
 ///
 //===----------------------------------------------------------------------===//
 
 #ifndef SUBZERO_SRC_ICEFIXUPS_H
 #define SUBZERO_SRC_ICEFIXUPS_H
 
 #include "IceDefs.h"
+#include "IceStringPool.h"
 
 namespace Ice {
 
 /// Each target and container format has a different namespace of relocations.
 /// This holds the specific target+container format's relocation number.
 using FixupKind = uint32_t;
 
 struct ELFSym;
 
 /// Assembler fixups are positions in generated code/data that hold relocation
 /// information that needs to be processed before finalizing the code/data.
 class AssemblerFixup {
   AssemblerFixup &operator=(const AssemblerFixup &) = delete;
 
 public:
   AssemblerFixup() = default;
   AssemblerFixup(const AssemblerFixup &) = default;
   virtual ~AssemblerFixup() = default;
   intptr_t position() const { return position_; }
   void set_position(intptr_t Position) { position_ = Position; }
 
   FixupKind kind() const { return kind_; }
   void set_kind(FixupKind Kind) { kind_ = Kind; }
 
   RelocOffsetT offset() const;
-  IceString symbol() const;
+  GlobalString symbol() const;
 
   static const Constant *NullSymbol;
   bool isNullSymbol() const { return ConstValue == NullSymbol; }
 
   static constexpr AssemblerFixup *NoFixup = nullptr;
 
   bool valueIsSymbol() const { return ValueIsSymbol; }
   void set_value(const Constant *Value) {
     ValueIsSymbol = false;
     ConstValue = Value;
@@ skipping 51 matching lines @@
   const std::string Message;
   const size_t NumBytes;
 };
 
 using FixupList = std::vector<AssemblerFixup>;
 using FixupRefList = std::vector<AssemblerFixup *>;
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEFIXUPS_H