Iasm and obj lowering for advanced switch lowering.

src/IceTargetLoweringX8632.h

 //===- subzero/src/IceTargetLoweringX8632.h - x86-32 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 15 matching lines @@
 #include "IceTargetLoweringX86Base.h"
 
 namespace Ice {
 
 class TargetX8632 final
     : public ::Ice::X86Internal::TargetX86Base<TargetX8632> {
   TargetX8632() = delete;
   TargetX8632(const TargetX8632 &) = delete;
   TargetX8632 &operator=(const TargetX8632 &) = delete;
 
+  void emitJumpTable(const Cfg *Func,
+                     const InstJumpTable *JumpTable) const override;
+
 public:
   using X86InstructionSet = X8632::Traits::InstructionSet;
 
   static TargetX8632 *create(Cfg *Func) { return new TargetX8632(Func); }
 
 protected:
   Operand *createNaClReadTPSrcOperand() {
     Constant *Zero = Ctx->getConstantZero(IceType_i32);
     return Traits::X86OperandMem::create(Func, IceType_i32, nullptr, Zero,
                                          nullptr, 0,
@@ skipping 12 matching lines @@
   TargetDataX8632 &operator=(const TargetDataX8632 &) = delete;
 
 public:
   static std::unique_ptr<TargetDataLowering> create(GlobalContext *Ctx) {
     return std::unique_ptr<TargetDataLowering>(new TargetDataX8632(Ctx));
   }
 
   void lowerGlobals(const VariableDeclarationList &Vars,
                     const IceString &SectionSuffix) override;
   void lowerConstants() override;
+  void lowerJumpTables() override;
 
 protected:
   explicit TargetDataX8632(GlobalContext *Ctx);
 
 private:
   ~TargetDataX8632() override = default;
   template <typename T> static void emitConstantPool(GlobalContext *Ctx);
 };
 
 class TargetHeaderX8632 final : public TargetHeaderLowering {
   TargetHeaderX8632() = delete;
   TargetHeaderX8632(const TargetHeaderX8632 &) = delete;
   TargetHeaderX8632 &operator=(const TargetHeaderX8632 &) = delete;
 
 public:
   static std::unique_ptr<TargetHeaderLowering> create(GlobalContext *Ctx) {
     return std::unique_ptr<TargetHeaderLowering>(new TargetHeaderX8632(Ctx));
   }
 
 protected:
   explicit TargetHeaderX8632(GlobalContext *Ctx);
 
 private:
   ~TargetHeaderX8632() = default;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGX8632_H