Make FastNewFunctionContextStub take slots parameter

src/interface-descriptors.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/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
 
 namespace {
@@ skipping 61 matching lines @@
   }
   return "";
 }
 
 
 void VoidDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   data->InitializePlatformSpecific(0, nullptr);
 }
 
+FunctionType*
+FastNewFunctionContextDescriptor::BuildCallInterfaceDescriptorFunctionType(
+    Isolate* isolate, int parameter_count) {
+  Zone* zone = isolate->interface_descriptor_zone();
+  FunctionType* function =
+      Type::Function(AnyTagged(zone), Type::Undefined(), 2, zone)->AsFunction();
+  function->InitParameter(0, AnyTagged(zone));
+  function->InitParameter(1, UntaggedIntegral32(zone));
+  return function;
+}
+
+void FastNewFunctionContextDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  Register registers[] = {FunctionRegister(), SlotsRegister()};
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
 FunctionType* LoadDescriptor::BuildCallInterfaceDescriptorFunctionType(
     Isolate* isolate, int parameter_count) {
   Zone* zone = isolate->interface_descriptor_zone();
   FunctionType* function =
       Type::Function(AnyTagged(zone), Type::Undefined(), kParameterCount, zone)
           ->AsFunction();
   function->InitParameter(kReceiver, AnyTagged(zone));
   function->InitParameter(kName, AnyTagged(zone));
   function->InitParameter(kSlot, SmiType(zone));
   return function;
@@ skipping 507 matching lines @@
           ->AsFunction();
   function->InitParameter(kAccumulator, AnyTagged(zone));
   function->InitParameter(kBytecodeOffset, UntaggedIntegral32(zone));
   function->InitParameter(kBytecodeArray, AnyTagged(zone));
   function->InitParameter(kDispatchTable, AnyTagged(zone));
   return function;
 }
 
 }  // namespace internal
 }  // namespace v8