2008-09-22  Maciej Stachowiak  <mjs@apple.com>

        Reviewed by Cameron Zwarich.
        
        - speed up instanceof operator by replacing implementsHasInstance method with a TypeInfo flag

        Partial work towards <https://bugs.webkit.org/show_bug.cgi?id=20818>
        
        2.2% speedup on EarleyBoyer benchmark.

        * API/JSCallbackConstructor.cpp:
        * API/JSCallbackConstructor.h:
        (JSC::JSCallbackConstructor::createStructureID):
        * API/JSCallbackFunction.cpp:
        * API/JSCallbackFunction.h:
        (JSC::JSCallbackFunction::createStructureID):
        * API/JSCallbackObject.h:
        (JSC::JSCallbackObject::createStructureID):
        * API/JSCallbackObjectFunctions.h:
        (JSC::::hasInstance):
        * API/JSValueRef.cpp:
        (JSValueIsInstanceOfConstructor):
        * JavaScriptCore.exp:
        * VM/Machine.cpp:
        (JSC::Machine::privateExecute):
        (JSC::Machine::cti_op_instanceof):
        * kjs/InternalFunction.cpp:
        * kjs/InternalFunction.h:
        (JSC::InternalFunction::createStructureID):
        * kjs/JSObject.cpp:
        * kjs/JSObject.h:
        * kjs/TypeInfo.h:
        (JSC::TypeInfo::implementsHasInstance):

WebCore:

2008-09-22  Maciej Stachowiak  <mjs@apple.com>

        Reviewed by Cameron Zwarich.

        - speed up instanceof operator by replacing implementsHasInstance method with a TypeInfo flag

        Partial work towards <https://bugs.webkit.org/show_bug.cgi?id=20818>
        
        2.2% speedup on EarleyBoyer benchmark.

        * bindings/js/JSQuarantinedObjectWrapper.cpp:
        * bindings/js/JSQuarantinedObjectWrapper.h:
        (WebCore::JSQuarantinedObjectWrapper::createStructureID):
        * bindings/scripts/CodeGeneratorJS.pm:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@36766 268f45cc-cd09-0410-ab3c-d52691b4dbfc