[Webkit-unassigned] [Bug 73853] Inserting nodes is slow due to Node::notifyNodeListsAttributeChanged (20%+)
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon Dec 5 12:34:44 PST 2011
https://bugs.webkit.org/show_bug.cgi?id=73853
--- Comment #2 from Ryosuke Niwa <rniwa at webkit.org> 2011-12-05 12:34:44 PST ---
Created an attachment (id=117919)
--> (https://bugs.webkit.org/attachment.cgi?id=117919&action=review)
profile result
20.7% 20.7% WebCore WebCore::Node::notifyNodeListsAttributeChanged()
0.0% 20.6% WebCore WebCore::Node::dispatchSubtreeModifiedEvent()
0.0% 0.1% WebCore WebCore::ContainerNode::insertBefore(WTF::PassRefPtr<WebCore::Node>, WebCore::Node*, int&, bool)
0.0% 0.0% WebCore WebCore::ContainerNode::appendChild(WTF::PassRefPtr<WebCore::Node>, int&, bool)
3.3% 3.3% WebCore WebCore::QualifiedName::init(WTF::AtomicString const&, WTF::AtomicString const&, WTF::AtomicString const&)
3.3% 3.3% WebCore WebCore::JSNodeOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown>, void*, JSC::SlotVisitor&)
2.8% 2.8% WebCore WebCore::JSNodeOwner::finalize(JSC::Handle<JSC::Unknown>, void*)
2.8% 2.8% WebCore WebCore::createHTMLSpanElementWrapper(JSC::ExecState*, WebCore::JSDOMGlobalObject*, WTF::PassRefPtr<WebCore::HTMLElement>)
2.6% 2.6% JavaScriptCore WTF::AtomicString::addSlowCase(WTF::StringImpl*)
2.0% 2.0% WebCore WTF::HashMap<WTF::AtomicStringImpl*, WTF::PassRefPtr<WebCore::HTMLElement> (*)(WebCore::QualifiedName const&, WebCore::Document*, WebCore::HTMLFormElement*, bool), WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::PassRefPtr<WebCore::HTMLElement> (*)(WebCore::QualifiedName const&, WebCore::Document*, WebCore::HTMLFormElement*, bool)> >::get(WTF::AtomicStringImpl* const&) const
1.9% 1.9% WebCore WTF::HashMap<WTF::AtomicStringImpl*, WebCore::JSDOMWrapper* (*)(JSC::ExecState*, WebCore::JSDOMGlobalObject*, WTF::PassRefPtr<WebCore::HTMLElement>), WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WebCore::JSDOMWrapper* (*)(JSC::ExecState*, WebCore::JSDOMGlobalObject*, WTF::PassRefPtr<WebCore::HTMLElement>)> >::get(WTF::AtomicStringImpl* const&) const
1.8% 1.8% WebCore WebCore::jsDocumentPrototypeFunctionCreateElement(JSC::ExecState*)
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