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Unified Diff: src/heap.cc

Issue 15691007: Make Object.freeze fast (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 7 months ago
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Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 98844f05e91deb508b77e4e554dbea4bc6394802..424edd4d394a983664e82a17434a673d5daa36cf 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -2964,6 +2964,17 @@ bool Heap::CreateInitialObjects() {
}
set_observation_state(JSObject::cast(obj));
+ { MaybeObject* maybe_obj = AllocateSymbol();
+ if (!maybe_obj->ToObject(&obj)) return false;
+ }
+ set_frozen_symbol(Symbol::cast(obj));
+
+ { MaybeObject* maybe_obj = SeededNumberDictionary::Allocate(this, 0, TENURED);
+ if (!maybe_obj->ToObject(&obj)) return false;
+ }
+ SeededNumberDictionary::cast(obj)->set_requires_slow_elements();
+ set_empty_slow_element_dictionary(SeededNumberDictionary::cast(obj));
+
// Handling of script id generation is in FACTORY->NewScript.
set_last_script_id(undefined_value());
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