Move common static helpers from codegen to the macro-assembler files.

src/x64/codegen-x64.h

 // Copyright 2010 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 323 matching lines @@
   RegisterAllocator* allocator() const { return allocator_; }
 
   CodeGenState* state() { return state_; }
   void set_state(CodeGenState* state) { state_ = state; }
 
   void AddDeferred(DeferredCode* code) { deferred_.Add(code); }
 
   bool in_spilled_code() const { return in_spilled_code_; }
   void set_in_spilled_code(bool flag) { in_spilled_code_ = flag; }
 
-  static Operand ContextOperand(Register context, int index) {
-    return Operand(context, Context::SlotOffset(index));
-  }
-
  private:
   // Type of a member function that generates inline code for a native function.
   typedef void (CodeGenerator::*InlineFunctionGenerator)
       (ZoneList<Expression*>*);
 
   static const InlineFunctionGenerator kInlineFunctionGenerators[];
 
   // Construction/Destruction
   explicit CodeGenerator(MacroAssembler* masm);
 
@@ skipping 52 matching lines @@
   void LoadReference(Reference* ref);
   void UnloadReference(Reference* ref);
 
   Operand SlotOperand(Slot* slot, Register tmp);
 
   Operand ContextSlotOperandCheckExtensions(Slot* slot,
                                             Result tmp,
                                             JumpTarget* slow);
 
   // Expressions
-  static Operand GlobalObject() {
-    return ContextOperand(rsi, Context::GLOBAL_INDEX);
-  }
-
   void LoadCondition(Expression* x,
                      ControlDestination* destination,
                      bool force_control);
   void Load(Expression* expr);
   void LoadGlobal();
   void LoadGlobalReceiver();
 
   // Generate code to push the value of an expression on top of the frame
   // and then spill the frame fully to memory.  This function is used
   // temporarily while the code generator is being transformed.
@@ skipping 310 matching lines @@
 
   friend class CodeGeneratorPatcher;  // Used in test-log-stack-tracer.cc
 
   DISALLOW_COPY_AND_ASSIGN(CodeGenerator);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_CODEGEN_X64_H_