[runtime] Sanitize %NewClosure runtime entries.

src/full-codegen/x64/full-codegen-x64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/compiler.h"
@@ skipping 1182 matching lines @@
   // doesn't just get a copy of the existing unoptimized code.
   if (!FLAG_always_opt &&
       !FLAG_prepare_always_opt &&
       !pretenure &&
       scope()->is_function_scope() &&
       info->num_literals() == 0) {
     FastNewClosureStub stub(isolate(), info->language_mode(), info->kind());
     __ Move(rbx, info);
     __ CallStub(&stub);
   } else {
-    __ Push(rsi);
     __ Push(info);
-    __ Push(pretenure
-            ? isolate()->factory()->true_value()
-            : isolate()->factory()->false_value());
-    __ CallRuntime(Runtime::kNewClosure, 3);
+    __ CallRuntime(
+        pretenure ? Runtime::kNewClosure_Tenured : Runtime::kNewClosure, 1);
   }
   context()->Plug(rax);
 }
 
 
 void FullCodeGenerator::EmitSetHomeObjectIfNeeded(Expression* initializer,
                                                   int offset,
                                                   FeedbackVectorICSlot slot) {
   if (NeedsHomeObject(initializer)) {
     __ movp(StoreDescriptor::ReceiverRegister(), Operand(rsp, 0));
@@ skipping 4032 matching lines @@
             Assembler::target_address_at(call_target_address,
                                          unoptimized_code));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64