Accurate function prototypes for native calls from ARM simulator.

src/builtins.cc

Index: src/builtins.cc
diff --git a/src/builtins.cc b/src/builtins.cc
index f8d562b34b60faf4941f133a0f21460de9fbd2e4..e593d5c2c971b6378149790c71ada2501dfe2abf 100644
--- a/src/builtins.cc
+++ b/src/builtins.cc
@@ -125,23 +125,31 @@ BUILTIN_LIST_C(DEF_ARG_TYPE)
 
 #ifdef DEBUG
 
-#define BUILTIN(name)                                      \
-  MUST_USE_RESULT static MaybeObject* Builtin_Impl_##name( \
-      name##ArgumentsType args, Isolate* isolate);         \
-  MUST_USE_RESULT static MaybeObject* Builtin_##name(      \
-      name##ArgumentsType args, Isolate* isolate) {        \
-    ASSERT(isolate == Isolate::Current());                 \
-    args.Verify();                                         \
-    return Builtin_Impl_##name(args, isolate);             \
-  }                                                        \
-  MUST_USE_RESULT static MaybeObject* Builtin_Impl_##name( \
+#define BUILTIN(name)                                            \
+  MUST_USE_RESULT static MaybeObject* Builtin_Impl_##name(       \
+      name##ArgumentsType args, Isolate* isolate);               \
+  MUST_USE_RESULT static MaybeObject* Builtin_##name(            \
+      int args_length, Object** args_object, Isolate* isolate) { \
+    name##ArgumentsType args(args_length, args_object);          \
+    ASSERT(isolate == Isolate::Current());                       \
+    args.Verify();                                               \
+    return Builtin_Impl_##name(args, isolate);                   \
+  }                                                              \
+  MUST_USE_RESULT static MaybeObject* Builtin_Impl_##name(       \
       name##ArgumentsType args, Isolate* isolate)
 
 #else  // For release mode.
 
-#define BUILTIN(name)                                      \
-  static MaybeObject* Builtin_##name(name##ArgumentsType args, Isolate* isolate)
-
+#define BUILTIN(name)                                            \
+  static MaybeObject* Builtin_impl##name(                        \
+      name##ArgumentsType args, Isolate* isolate);               \
+  static MaybeObject* Builtin_##name(                            \
+      int args_length, Object** args_object, Isolate* isolate) { \
+    name##ArgumentsType args(args_length, args_object);          \
+    return Builtin_impl##name(args, isolate);                    \
+  }                                                              \
+  static MaybeObject* Builtin_impl##name(                        \
+      name##ArgumentsType args, Isolate* isolate)
 #endif