[turbofan] Inline calls to CPP builtins

src/compiler/linkage.h

 // 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.
 
 #ifndef V8_COMPILER_LINKAGE_H_
 #define V8_COMPILER_LINKAGE_H_
 
 #include "src/base/flags.h"
 #include "src/compiler/frame.h"
 #include "src/compiler/operator.h"
@@ skipping 325 matching lines @@
   static CallDescriptor* ComputeIncoming(Zone* zone, CompilationInfo* info);
 
   // The call descriptor for this compilation unit describes the locations
   // of incoming parameters and the outgoing return value(s).
   CallDescriptor* GetIncomingDescriptor() const { return incoming_; }
   static CallDescriptor* GetJSCallDescriptor(Zone* zone, bool is_osr,
                                              int parameter_count,
                                              CallDescriptor::Flags flags);
 
   static CallDescriptor* GetRuntimeCallDescriptor(
-      Zone* zone, Runtime::FunctionId function, int parameter_count,
+      Zone* zone, Runtime::FunctionId function, int js_parameter_count,
       Operator::Properties properties, CallDescriptor::Flags flags);
 
+  static CallDescriptor* GetCEntryStubCallDescriptor(
+      Zone* zone, int return_count, int js_parameter_count,
+      const char* debug_name, Operator::Properties properties,
+      CallDescriptor::Flags flags);
+
   static CallDescriptor* GetStubCallDescriptor(
       Isolate* isolate, Zone* zone, const CallInterfaceDescriptor& descriptor,
       int stack_parameter_count, CallDescriptor::Flags flags,
       Operator::Properties properties = Operator::kNoProperties,
       MachineType return_type = MachineType::AnyTagged(),
       size_t return_count = 1);
 
   static CallDescriptor* GetAllocateCallDescriptor(Zone* zone);
   static CallDescriptor* GetBytecodeDispatchCallDescriptor(
       Isolate* isolate, Zone* zone, const CallInterfaceDescriptor& descriptor,
@@ skipping 68 matching lines @@
   CallDescriptor* const incoming_;
 
   DISALLOW_COPY_AND_ASSIGN(Linkage);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_LINKAGE_H_