Convert FastNewClosureStub into hydrogen.

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 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 5247 matching lines @@
 }
 
 
 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   // Use the fast case closure allocation code that allocates in new
   // space for nested functions that don't need literals cloning.
   bool pretenure = instr->hydrogen()->pretenure();
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
     FastNewClosureStub stub(instr->hydrogen()->language_mode(),
                             instr->hydrogen()->is_generator());
-    __ Push(instr->hydrogen()->shared_info());
+    __ Move(rbx, instr->hydrogen()->shared_info());
     CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
   } else {
     __ push(rsi);
     __ Push(instr->hydrogen()->shared_info());
     __ PushRoot(pretenure ? Heap::kTrueValueRootIndex :
                             Heap::kFalseValueRootIndex);
     CallRuntime(Runtime::kNewClosure, 3, instr);
   }
 }
 
@@ skipping 338 matching lines @@
                                FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64