Force inline runtime functions into its wrapper.

src/arguments.h

 // 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.
 
 #ifndef V8_ARGUMENTS_H_
 #define V8_ARGUMENTS_H_
 
 #include "allocation.h"
 
 namespace v8 {
@@ skipping 261 matching lines @@
 #ifdef DEBUG
 #define CLOBBER_DOUBLE_REGISTERS() ClobberDoubleRegisters(1, 2, 3, 4);
 #else
 #define CLOBBER_DOUBLE_REGISTERS()
 #endif
 
 
 #define DECLARE_RUNTIME_FUNCTION(Name)    \
 Object* Name(int args_length, Object** args_object, Isolate* isolate)
 
-#define RUNTIME_FUNCTION_RETURNS_TYPE(Type, Name)                     \
-static Type __RT_impl_##Name(Arguments args, Isolate* isolate);       \
-Type Name(int args_length, Object** args_object, Isolate* isolate) {  \
-  CLOBBER_DOUBLE_REGISTERS();                                         \
-  Arguments args(args_length, args_object);                           \
-  return __RT_impl_##Name(args, isolate);                             \
-}                                                                     \
+#define RUNTIME_FUNCTION_RETURNS_TYPE(Type, Name)                        \
+static INLINE(Type __RT_impl_##Name(Arguments args, Isolate* isolate));  \
+Type Name(int args_length, Object** args_object, Isolate* isolate) {     \
+  CLOBBER_DOUBLE_REGISTERS();                                            \
+  Arguments args(args_length, args_object);                              \
+  return __RT_impl_##Name(args, isolate);                                \
+}                                                                        \
 static Type __RT_impl_##Name(Arguments args, Isolate* isolate)
 
 
 #define RUNTIME_FUNCTION(Name) RUNTIME_FUNCTION_RETURNS_TYPE(Object*, Name)
 #define RUNTIME_FUNCTION_RETURN_PAIR(Name) \
     RUNTIME_FUNCTION_RETURNS_TYPE(ObjectPair, Name)
 
 #define RUNTIME_ARGUMENTS(isolate, args) \
   args.length(), args.arguments(), isolate
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARGUMENTS_H_