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add main thread only cache for nsIAtoms to speed up atomization dom/base

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add main thread only cache for nsIAtoms to speed up atomization
This commit is contained in:
win7-7 2019-05-24 13:56:08 +03:00 • committed by Roy Tam
commit c4af2549b2
3 changed files with 18 additions and 16 deletions
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10
dom/base/nsAttrValue.cpp
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@ -742,7 +742,7 @@ nsAttrValue::GetAsAtom() const
{
switch (Type()) {
case eString:
return NS_Atomize(GetStringValue());
return NS_AtomizeMainThread(GetStringValue());
case eAtom:
{
@ -754,7 +754,7 @@ nsAttrValue::GetAsAtom() const
{
nsAutoString val;
ToString(val);
return NS_Atomize(val);
return NS_AtomizeMainThread(val);
}
}
}
@ -1267,7 +1267,7 @@ nsAttrValue::ParseAtomArray(const nsAString& aValue)
++iter;
} while (iter != end && !nsContentUtils::IsHTMLWhitespace(*iter));
nsCOMPtr<nsIAtom> classAtom = NS_Atomize(Substring(start, iter));
nsCOMPtr<nsIAtom> classAtom = NS_AtomizeMainThread(Substring(start, iter));
if (!classAtom) {
Reset();
return;
@ -1308,7 +1308,7 @@ nsAttrValue::ParseAtomArray(const nsAString& aValue)
++iter;
} while (iter != end && !nsContentUtils::IsHTMLWhitespace(*iter));
classAtom = NS_Atomize(Substring(start, iter));
classAtom = NS_AtomizeMainThread(Substring(start, iter));
if (!array->AppendElement(classAtom)) {
Reset();
@ -1757,7 +1757,7 @@ nsAttrValue::SetMiscAtomOrString(const nsAString* aValue)
"Empty string?");
MiscContainer* cont = GetMiscContainer();
if (len <= NS_ATTRVALUE_MAX_STRINGLENGTH_ATOM) {
nsCOMPtr<nsIAtom> atom = NS_Atomize(*aValue);
nsCOMPtr<nsIAtom> atom = NS_AtomizeMainThread(*aValue);
if (atom) {
cont->mStringBits =
reinterpret_cast<uintptr_t>(atom.forget().take()) | eAtomBase;