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Backed out changeset 83e8b0ff394c (Bug 1081268) for Octane Mandreel regression.

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This commit is contained in:
Nicolas B. Pierron 2014-10-24 14:34:41 +02:00
parent 2f0c409d2d
commit 5524b4afff
1 changed files with 7 additions and 2 deletions
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9
js/src/vm/TypedArrayObject.cpp
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@ -308,13 +308,18 @@ class TypedArrayObjectTemplate : public TypedArrayObject
makeTypedInstance(JSContext *cx, uint32_t len, gc::AllocKind allocKind)
{
const Class *clasp = instanceClass();
bool largeAllocation = len * sizeof(NativeType) >= TypedArrayObject::SINGLETON_TYPE_BYTE_LENGTH;
if (len * sizeof(NativeType) >= TypedArrayObject::SINGLETON_TYPE_BYTE_LENGTH) {
JSObject *obj = NewBuiltinClassInstance(cx, clasp, allocKind, SingletonObject);
if (!obj)
return nullptr;
return &obj->as<TypedArrayObject>();
}
jsbytecode *pc;
RootedScript script(cx, cx->currentScript(&pc));
NewObjectKind newKind = script
? UseNewTypeForInitializer(script, pc, clasp)
: (largeAllocation ? SingletonObject : GenericObject);
: GenericObject;
RootedObject obj(cx, NewBuiltinClassInstance(cx, clasp, allocKind, newKind));
if (!obj)
return nullptr;