Emit pushes and pops through the virtual frame on ARM. Merging of...

src/codegen-arm.h

Index: src/codegen-arm.h
===================================================================
--- src/codegen-arm.h	(revision 703)
+++ src/codegen-arm.h	(working copy)
@@ -49,6 +49,11 @@
  public:
   explicit VirtualFrame(CodeGenerator* cgen);
 
+  void Enter();
+  void Exit();
+
+  void AllocateLocals();
+
   MemOperand Top() const { return MemOperand(sp, 0); }
 
   MemOperand Element(int index) const {
@@ -70,6 +75,13 @@
     return MemOperand(fp, (1 + parameter_count_ - index) * kPointerSize);
   }
 
+  inline void Drop(int count);
+
+  inline void Pop();
+  inline void Pop(Register reg);
+
+  inline void Push(Register reg);
+
  private:
   static const int kLocal0Offset = JavaScriptFrameConstants::kLocal0Offset;
   static const int kFunctionOffset = JavaScriptFrameConstants::kFunctionOffset;
@@ -195,6 +207,8 @@
   // Accessors
   MacroAssembler* masm() { return masm_; }
 
+  VirtualFrame* frame() const { return frame_; }
+
   CodeGenState* state() { return state_; }
   void set_state(CodeGenState* state) { state_ = state; }
 
@@ -366,11 +380,6 @@
   // should be generated or not.
   void RecordStatementPosition(Node* node);
 
-  // Activation frames.
-  void EnterJSFrame();
-  void ExitJSFrame();
-
-
   bool is_eval_;  // Tells whether code is generated for eval.
   Handle<Script> script_;
   List<DeferredCode*> deferred_;