Use one runtime call for creating object/array literals in...

src/arm/virtual-frame-arm.cc

 // Copyright 2009 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 369 matching lines @@
 
 
 void VirtualFrame::EmitPush(Register reg) {
   ASSERT(stack_pointer_ == element_count() - 1);
   elements_.Add(FrameElement::MemoryElement());
   stack_pointer_++;
   __ push(reg);
 }
 
 
+void VirtualFrame::EmitPushMultiple(int count, int src_regs) {
+  ASSERT(stack_pointer_ == element_count() - 1);
+  Adjust(count);
+  __ stm(db_w, sp, src_regs);
+}
+
+
 #undef __
 
 } }  // namespace v8::internal