Convert FastNewClosureStub into hydrogen.

src/arm/lithium-codegen-arm.cc

Index: src/arm/lithium-codegen-arm.cc
diff --git a/src/arm/lithium-codegen-arm.cc b/src/arm/lithium-codegen-arm.cc
index f3f8b50113890e43f82e320885f58da24fb83a3f..a83521c003292e0bc9011613f57e3aa6aa671885 100644
--- a/src/arm/lithium-codegen-arm.cc
+++ b/src/arm/lithium-codegen-arm.cc
@@ -4146,6 +4146,15 @@ void LCodeGen::DoCallRuntime(LCallRuntime* instr) {
 }
 
 
+void LCodeGen::DoStoreCodeEntry(LStoreCodeEntry* instr) {
+  Register function = ToRegister(instr->function());
+  Register code_object = ToRegister(instr->code_object());
+  __ add(code_object, code_object, Operand(Code::kHeaderSize - kHeapObjectTag));
+  __ str(code_object,
+         FieldMemOperand(function, JSFunction::kCodeEntryOffset));
+}
+
+
 void LCodeGen::DoInnerAllocatedObject(LInnerAllocatedObject* instr) {
   Register result = ToRegister(instr->result());
   Register base = ToRegister(instr->base_object());
@@ -5417,8 +5426,7 @@ void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
     FastNewClosureStub stub(instr->hydrogen()->language_mode(),
                             instr->hydrogen()->is_generator());
-    __ mov(r1, Operand(instr->hydrogen()->shared_info()));
-    __ push(r1);
+    __ mov(r2, Operand(instr->hydrogen()->shared_info()));
     CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
   } else {
     __ mov(r2, Operand(instr->hydrogen()->shared_info()));