Add support for vector types and vector constants.

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.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares the TargetLoweringX8632 class, which
@@ skipping 115 matching lines @@
   InstCall *makeHelperCall(const IceString &Name, Variable *Dest,
                            SizeT MaxSrcs) {
     bool SuppressMangling = true;
     Type Ty = Dest ? Dest->getType() : IceType_void;
     Constant *CallTarget = Ctx->getConstantSym(Ty, 0, Name, SuppressMangling);
     InstCall *Call = InstCall::create(Func, MaxSrcs, Dest, CallTarget);
     return Call;
   }
   static Type stackSlotType();
 
+  Variable *copyToReg(Operand *Src, int32_t RegNum = Variable::NoRegister);
+
   // The following are helpers that insert lowered x86 instructions
   // with minimal syntactic overhead, so that the lowering code can
   // look as close to assembly as practical.
   void _adc(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Adc::create(Func, Dest, Src0));
   }
   void _add(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Add::create(Func, Dest, Src0));
   }
   void _addss(Variable *Dest, Operand *Src0) {
@@ skipping 46 matching lines @@
   // as infinite register allocation weight, and returned through the
   // in/out Dest argument.
   void _mov(Variable *&Dest, Operand *Src0,
             int32_t RegNum = Variable::NoRegister) {
     if (Dest == NULL) {
       Dest = legalizeToVar(Src0, false, RegNum);
     } else {
       Context.insert(InstX8632Mov::create(Func, Dest, Src0));
     }
   }
+  void _movp(Variable *Dest, Operand *Src0) {
+    Context.insert(InstX8632Movp::create(Func, Dest, Src0));
+  }
   void _movq(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Movq::create(Func, Dest, Src0));
   }
   void _movsx(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Movsx::create(Func, Dest, Src0));
   }
   void _movzx(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Movzx::create(Func, Dest, Src0));
   }
   void _mul(Variable *Dest, Variable *Src0, Operand *Src1) {
@@ skipping 69 matching lines @@
   llvm::SmallBitVector RegsUsed;
   SizeT NextLabelNumber;
   bool ComputedLiveRanges;
   VarList PhysicalRegisters;
   static IceString RegNames[];
 
 private:
   TargetX8632(const TargetX8632 &) LLVM_DELETED_FUNCTION;
   TargetX8632 &operator=(const TargetX8632 &) LLVM_DELETED_FUNCTION;
   virtual ~TargetX8632() {}
-  template <typename T> void emitConstantPool() const;
+  template <typename T> void emitScalarConstantPool() const;
+  void emitVectorConstantPool() const;
 };
 
+template <> void ConstantInteger::emit(GlobalContext *Ctx) const;
 template <> void ConstantFloat::emit(GlobalContext *Ctx) const;
 template <> void ConstantDouble::emit(GlobalContext *Ctx) const;
+template <> void ConstantVector::emit(GlobalContext *Ctx) const;
+template <> void ConstantBitVector::emit(GlobalContext *Ctx) const;
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGX8632_H