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LibJS: Add a bunch of fast_is<T> to avoid slow RTTI in hot code

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This commit is contained in:
Andreas Kling 2021-06-13 11:23:23 +02:00
parent 39ad705c13
commit 095accd2b2
5 changed files with 61 additions and 0 deletions
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Userland/Libraries/LibJS/Runtime/Object.h
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@ -106,6 +106,9 @@ public:
virtual bool is_typed_array() const { return false; }
virtual bool is_string_object() const { return false; }
virtual bool is_global_object() const { return false; }
virtual bool is_proxy_object() const { return false; }
virtual bool is_native_function() const { return false; }
virtual bool is_lexical_environment() const { return false; }
virtual const char* class_name() const override { return "Object"; }
virtual void visit_edges(Cell::Visitor&) override;