Changeset 35368 in webkit for trunk/JavaScriptCore/VM/CodeGenerator.h

Timestamp:

Jul 25, 2008, 8:52:24 PM (17 years ago)

Author:

[email protected]

Message:

Bug 19718: Named anonymous functions are slow accessing global variables
<​https://bugs.webkit.org/show_bug.cgi?id=19718>

Reviewed by Cameron Zwarich.

To fix this we switch over to an activation-like scope object for
on which we attach the function name property, and add logic to
prevent cross scope assignment to read only properties.

File:

• trunk/JavaScriptCore/VM/CodeGenerator.h (modified) (1 diff)

trunk/JavaScriptCore/VM/CodeGenerator.h

@@ -105 +105 @@
         // NB: depth does _not_ include the local scope.  eg. a depth of 0 refers
         // to the scope containing this codeblock.
-        bool findScopedProperty(const Identifier&, int& index, size_t& depth);
+        bool findScopedProperty(const Identifier&, int& index, size_t& depth, bool forWriting);
 
         // Returns the register storing "this"