Provide call counts for constructor calls, surface them as a vector IC.

src/code-factory.cc

 // Copyright 2014 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.
 
 #include "src/code-factory.h"
 
 #include "src/bootstrapper.h"
 #include "src/ic/ic.h"
 
 namespace v8 {
@@ skipping 57 matching lines @@
 // static
 Callable CodeFactory::CallICInOptimizedCode(Isolate* isolate, int argc,
                                             ConvertReceiverMode mode) {
   return Callable(
       CallIC::initialize_stub_in_optimized_code(isolate, argc, mode),
       CallFunctionWithFeedbackAndVectorDescriptor(isolate));
 }
 
 
 // static
+Callable CodeFactory::ConstructIC(Isolate* isolate) {
+  ConstructICStub stub(isolate);
+  return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
+}
+
+
+// static
 Callable CodeFactory::StoreIC(Isolate* isolate, LanguageMode language_mode) {
   return Callable(
       StoreIC::initialize_stub(isolate, language_mode, UNINITIALIZED),
       VectorStoreICTrampolineDescriptor(isolate));
 }
 
 
 // static
 Callable CodeFactory::StoreICInOptimizedCode(
     Isolate* isolate, LanguageMode language_mode,
@@ skipping 248 matching lines @@
 Callable CodeFactory::InterpreterCEntry(Isolate* isolate) {
   // TODO(rmcilroy): Deal with runtime functions that return two values.
   // Note: If we ever use fpregs in the interpreter then we will need to
   // save fpregs too.
   CEntryStub stub(isolate, 1, kDontSaveFPRegs, kArgvInRegister);
   return Callable(stub.GetCode(), InterpreterCEntryDescriptor(isolate));
 }
 
 }  // namespace internal
 }  // namespace v8