move HandleApiCall builtin to assembly

src/code-stubs.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.
 
 #include "src/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/cpu-profiler.h"
@@ skipping 953 matching lines @@
   ArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate);
 }
 
 
 InternalArrayConstructorStub::InternalArrayConstructorStub(
     Isolate* isolate) : PlatformCodeStub(isolate) {
   InternalArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate);
 }
 
 
+JSApiFunctionStub::JSApiFunctionStub(Isolate* isolate,
+                                     Handle<FunctionTemplateInfo> info)
+    : PlatformCodeStub(isolate) {
+  // TODO(dcarney): CHECK if these properties are changes after first
+  // instantiation.
+  bool has_call_code = !info->call_code()->IsUndefined();
+  bool call_data_undefined = true;
+  bool has_signature = !info->signature()->IsUndefined();
+  if (has_call_code) {
+    auto handler = handle(CallHandlerInfo::cast(info->call_code()));
+    call_data_undefined = handler->data()->IsUndefined();
+  }
+  minor_key_ = CallDataUndefinedBits::encode(call_data_undefined) |
+               HasCallCodeBits::encode(has_call_code) |
+               HasSignatureBits::encode(has_signature);
+}
 } }  // namespace v8::internal