Re-enable using push instructions for syncing the virtual frame....

src/ia32/register-allocator-ia32.cc

Index: src/ia32/register-allocator-ia32.cc
===================================================================
--- src/ia32/register-allocator-ia32.cc	(revision 3311)
+++ src/ia32/register-allocator-ia32.cc	(working copy)
@@ -42,7 +42,7 @@
     Result fresh = CodeGeneratorScope::Current()->allocator()->Allocate();
     ASSERT(fresh.is_valid());
     if (CodeGeneratorScope::Current()->IsUnsafeSmi(handle())) {
-      CodeGeneratorScope::Current()->LoadUnsafeSmi(fresh.reg(), handle());
+      CodeGeneratorScope::Current()->MoveUnsafeSmi(fresh.reg(), handle());
     } else {
       CodeGeneratorScope::Current()->masm()->Set(fresh.reg(),
                                                  Immediate(handle()));
@@ -64,7 +64,7 @@
     } else {
       ASSERT(is_constant());
       if (CodeGeneratorScope::Current()->IsUnsafeSmi(handle())) {
-        CodeGeneratorScope::Current()->LoadUnsafeSmi(fresh.reg(), handle());
+        CodeGeneratorScope::Current()->MoveUnsafeSmi(fresh.reg(), handle());
       } else {
         CodeGeneratorScope::Current()->masm()->Set(fresh.reg(),
                                                    Immediate(handle()));