Add allocation support to ia32 macro assembler

src/ia32/stub-cache-ia32.cc

Index: src/ia32/stub-cache-ia32.cc
===================================================================
--- src/ia32/stub-cache-ia32.cc	(revision 2770)
+++ src/ia32/stub-cache-ia32.cc	(working copy)
@@ -1786,18 +1786,8 @@
   // Make sure that the maximum heap object size will never cause us
   // problems here.
   ASSERT(Heap::MaxObjectSizeInPagedSpace() >= JSObject::kMaxInstanceSize);
-  ExternalReference new_space_allocation_top =
-      ExternalReference::new_space_allocation_top_address();
-  __ mov(edx, Operand::StaticVariable(new_space_allocation_top));
-  __ add(ecx, Operand(edx));  // Calculate new top.
-  ExternalReference new_space_allocation_limit =
-      ExternalReference::new_space_allocation_limit_address();
-  __ cmp(ecx, Operand::StaticVariable(new_space_allocation_limit));
-  __ j(above_equal, &generic_stub_call);
+  __ AllocateObjectInNewSpace(ecx, edx, ecx, no_reg, &generic_stub_call, false);
 
-  // Update new space top.
-  __ mov(Operand::StaticVariable(new_space_allocation_top), ecx);
-
   // Allocated the JSObject, now initialize the fields and add the heap tag.
   // ebx: initial map
   // edx: JSObject
@@ -1860,9 +1850,9 @@
   __ mov(ebx, eax);
   __ pop(eax);
 
-  // Remove caller arguments from the stack and return.
+  // Remove caller arguments and receiver from the stack and return.
   __ pop(ecx);
-  __ lea(esp, Operand(esp, ebx, times_4, 1 * kPointerSize));  // 1 ~ receiver
+  __ lea(esp, Operand(esp, ebx, times_pointer_size, 1 * kPointerSize));
   __ push(ecx);
   __ IncrementCounter(&Counters::constructed_objects, 1);
   __ IncrementCounter(&Counters::constructed_objects_stub, 1);