Subzero: Remove IceString.

src/IceTargetLoweringMIPS32.h

 //===- subzero/src/IceTargetLoweringMIPS32.h - MIPS32 lowering ---*- C++-*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 16 matching lines @@
 
 class TargetMIPS32 : public TargetLowering {
   TargetMIPS32() = delete;
   TargetMIPS32(const TargetMIPS32 &) = delete;
   TargetMIPS32 &operator=(const TargetMIPS32 &) = delete;
 
 public:
   ~TargetMIPS32() override = default;
 
   static void staticInit(GlobalContext *Ctx);
+  static bool shouldBePooled(const Constant *C) {
+    (void)C;
+    return false;
+  }
   static std::unique_ptr<::Ice::TargetLowering> create(Cfg *Func) {
     return makeUnique<TargetMIPS32>(Func);
   }
 
   std::unique_ptr<::Ice::Assembler> createAssembler() const override {
     return makeUnique<MIPS32::AssemblerMIPS32>();
   }
 
   void translateOm1() override;
   void translateO2() override;
   bool doBranchOpt(Inst *Instr, const CfgNode *NextNode) override;
 
   SizeT getNumRegisters() const override { return RegMIPS32::Reg_NUM; }
   Variable *getPhysicalRegister(RegNumT RegNum,
                                 Type Ty = IceType_void) override;
-  IceString getRegName(RegNumT RegNum, Type Ty) const override;
+  const char *getRegName(RegNumT RegNum, Type Ty) const override;
   SmallBitVector getRegisterSet(RegSetMask Include,
                                 RegSetMask Exclude) const override;
   const SmallBitVector &
   getRegistersForVariable(const Variable *Var) const override {
     RegClass RC = Var->getRegClass();
     assert(RC < RC_Target);
     return TypeToRegisterSet[RC];
   }
   const SmallBitVector &
   getAllRegistersForVariable(const Variable *Var) const override {
@@ skipping 265 matching lines @@
   TargetDataMIPS32() = delete;
   TargetDataMIPS32(const TargetDataMIPS32 &) = delete;
   TargetDataMIPS32 &operator=(const TargetDataMIPS32 &) = delete;
 
 public:
   static std::unique_ptr<TargetDataLowering> create(GlobalContext *Ctx) {
     return std::unique_ptr<TargetDataLowering>(new TargetDataMIPS32(Ctx));
   }
 
   void lowerGlobals(const VariableDeclarationList &Vars,
-                    const IceString &SectionSuffix) override;
+                    const std::string &SectionSuffix) override;
   void lowerConstants() override;
   void lowerJumpTables() override;
 
 protected:
   explicit TargetDataMIPS32(GlobalContext *Ctx);
 
 private:
   ~TargetDataMIPS32() override = default;
   template <typename T> static void emitConstantPool(GlobalContext *Ctx);
 };
@@ skipping 14 matching lines @@
   explicit TargetHeaderMIPS32(GlobalContext *Ctx);
 
 private:
   ~TargetHeaderMIPS32() = default;
 };
 
 } // end of namespace MIPS32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGMIPS32_H