Pretenure builtin typed arrays.

src/runtime/runtime-test.cc

 // 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.
 
 #include "src/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/deoptimizer.h"
 #include "src/frames-inl.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 449 matching lines @@
 
 RUNTIME_FUNCTION(Runtime_HaveSameMap) {
   SealHandleScope shs(isolate);
   DCHECK(args.length() == 2);
   CONVERT_ARG_CHECKED(JSObject, obj1, 0);
   CONVERT_ARG_CHECKED(JSObject, obj2, 1);
   return isolate->heap()->ToBoolean(obj1->map() == obj2->map());
 }
 
 
+RUNTIME_FUNCTION(Runtime_InNewSpace) {
+  SealHandleScope shs(isolate);
+  DCHECK(args.length() == 1);
+  CONVERT_ARG_CHECKED(Object, obj, 0);
+  return isolate->heap()->ToBoolean(isolate->heap()->InNewSpace(obj));
+}
+
+
 #define ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION(Name)       \
   RUNTIME_FUNCTION(Runtime_Has##Name) {                  \
     CONVERT_ARG_CHECKED(JSObject, obj, 0);               \
     return isolate->heap()->ToBoolean(obj->Has##Name()); \
   }
 
 ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION(FastSmiElements)
 ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION(FastObjectElements)
 ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION(FastSmiOrObjectElements)
 ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION(FastDoubleElements)
@@ skipping 11 matching lines @@
   RUNTIME_FUNCTION(Runtime_HasFixed##Type##Elements) {                        \
     CONVERT_ARG_CHECKED(JSObject, obj, 0);                                    \
     return isolate->heap()->ToBoolean(obj->HasFixed##Type##Elements());       \
   }
 
 TYPED_ARRAYS(FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION)
 
 #undef FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION
 }  // namespace internal
 }  // namespace v8