ARM: Implement ClassOf in the lithium arm backend.

src/arm/lithium-arm.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 830 matching lines @@
   int false_block_id() const { return false_block_id_; }
 
  private:
   int true_block_id_;
   int false_block_id_;
 };
 
 
 class LClassOfTest: public LUnaryOperation {
  public:
-  LClassOfTest(LOperand* value, LOperand* temp)
-      : LUnaryOperation(value), temporary_(temp) {}
+  explicit LClassOfTest(LOperand* value) : LUnaryOperation(value) {}
 
   DECLARE_CONCRETE_INSTRUCTION(ClassOfTest, "class-of-test")
   DECLARE_HYDROGEN_ACCESSOR(ClassOfTest)
 
   virtual void PrintDataTo(StringStream* stream) const;
-
-  LOperand* temporary() { return temporary_; }
-
- private:
-  LOperand *temporary_;
 };
 
 
 class LClassOfTestAndBranch: public LClassOfTest {
  public:
   LClassOfTestAndBranch(LOperand* value,
                         LOperand* temporary,
-                        LOperand* temporary2,
                         int true_block_id,
                         int false_block_id)
-      : LClassOfTest(value, temporary),
-        temporary2_(temporary2),
+      : LClassOfTest(value),
+        temporary_(temporary),
         true_block_id_(true_block_id),
         false_block_id_(false_block_id) { }
 
   DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch,
                                "class-of-test-and-branch")
   virtual void PrintDataTo(StringStream* stream) const;
   virtual bool IsControl() const { return true; }
 
   int true_block_id() const { return true_block_id_; }
   int false_block_id() const { return false_block_id_; }
-  LOperand* temporary2() { return temporary2_; }
+  LOperand* temporary() { return temporary_; }
 
  private:
-  LOperand* temporary2_;
+  LOperand* temporary_;
   int true_block_id_;
   int false_block_id_;
 };
 
 
 class LCmpT: public LBinaryOperation {
  public:
   LCmpT(LOperand* left, LOperand* right) : LBinaryOperation(left, right) {}
 
   DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")
@@ skipping 1154 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_LITHIUM_ARM_H_