Add VMOV(immediate) instructions to the ARM assembler.

src/IceInstARM32.h

 //===- subzero/src/IceInstARM32.h - ARM32 machine instructions --*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 248 matching lines @@
   void emit(const Cfg *Func) const override;
   using OperandARM32::dump;
   void dump(const Cfg *Func, Ostream &Str) const override;
 
   static bool classof(const Operand *Operand) {
     return Operand->getKind() == static_cast<OperandKind>(kFlexFpImm);
   }
 
   static bool canHoldImm(Operand *C, uint32_t *ModifiedImm);
 
+  uint32_t getModifiedImm() const { return ModifiedImm; }
+
 private:
   OperandARM32FlexFpImm(Cfg *Func, Type Ty, uint32_t ModifiedImm);
 
-  uint32_t ModifiedImm;
+  const uint32_t ModifiedImm;
 };
 
 /// An operand for representing the 0.0 immediate in vcmp.
 class OperandARM32FlexFpZero : public OperandARM32Flex {
   OperandARM32FlexFpZero() = delete;
   OperandARM32FlexFpZero(const OperandARM32FlexFpZero &) = delete;
   OperandARM32FlexFpZero &operator=(const OperandARM32FlexFpZero &) = delete;
 
 public:
   static OperandARM32FlexFpZero *create(Cfg *Func, Type Ty) {
@@ skipping 1050 matching lines @@
 
 private:
   InstARM32Mov(Cfg *Func, Variable *Dest, Operand *Src,
                CondARM32::Cond Predicate);
 
   void emitMultiDestSingleSource(const Cfg *Func) const;
   void emitSingleDestMultiSource(const Cfg *Func) const;
   void emitSingleDestSingleSource(const Cfg *Func) const;
 
   void emitIASSingleDestSingleSource(const Cfg *Func) const;
+  void emitIASScalarVFPMove(const Cfg *Func) const;
   void emitIASCoreVFPMove(const Cfg *Func) const;
 
   Variable *DestHi = nullptr;
 };
 
 class InstARM32Vcmp final : public InstARM32Pred {
   InstARM32Vcmp() = delete;
   InstARM32Vcmp(const InstARM32Vcmp &) = delete;
   InstARM32Vcmp &operator=(const InstARM32Vcmp &) = delete;
 
@@ skipping 81 matching lines @@
 // violations and link errors.
 
 template <> void InstARM32Ldr::emit(const Cfg *Func) const;
 template <> void InstARM32Movw::emit(const Cfg *Func) const;
 template <> void InstARM32Movt::emit(const Cfg *Func) const;
 
 } // end of namespace ARM32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEINSTARM32_H