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Unified Diff: src/bootstrapper.cc

Issue 7187007: Merge arguments branch to bleeding edge (second try). (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Undelete external-array test. Created 9 years, 6 months ago
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Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 6c36cad03ee87fa571001d627d782acdb2abef24..2ca379f006775f767a78c5edc1936956e1c0f30b 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1055,6 +1055,24 @@ void Genesis::InitializeGlobal(Handle<GlobalObject> inner_global,
#endif
}
+ { // --- aliased_arguments_boilerplate_
+ Handle<Map> old_map(global_context()->arguments_boilerplate()->map());
+ Handle<Map> new_map = factory->CopyMapDropTransitions(old_map);
+ new_map->set_pre_allocated_property_fields(2);
+ Handle<JSObject> result = factory->NewJSObjectFromMap(new_map);
+ new_map->set_elements_kind(JSObject::NON_STRICT_ARGUMENTS_ELEMENTS);
+ // Set up a well-formed parameter map to make assertions happy.
+ Handle<FixedArray> elements = factory->NewFixedArray(2);
+ elements->set_map(heap->non_strict_arguments_elements_map());
+ Handle<FixedArray> array;
+ array = factory->NewFixedArray(0);
+ elements->set(0, *array);
+ array = factory->NewFixedArray(0);
+ elements->set(1, *array);
+ result->set_elements(*elements);
+ global_context()->set_aliased_arguments_boilerplate(*result);
+ }
+
{ // --- strict mode arguments boilerplate
const PropertyAttributes attributes =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
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