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Bug 1167309 - Remove MaybeCompartment using CallTyped; r=jonco

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This commit is contained in:
Terrence Cole 2015-05-21 11:41:18 -07:00
parent 5eb0c891df
commit a2200151d1
1 changed files with 5 additions and 16 deletions
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21
js/src/jsgc.cpp
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@ -3725,20 +3725,9 @@ CheckCompartment(CompartmentCheckTracer* trc, JSCompartment* thingCompartment,
InCrossCompartmentMap((JSObject*)trc->src, thing, kind)));
}
static JSCompartment*
CompartmentOfCell(Cell* thing, JSGCTraceKind kind)
{
if (kind == JSTRACE_OBJECT)
return static_cast<JSObject*>(thing)->compartment();
else if (kind == JSTRACE_SHAPE)
return static_cast<Shape*>(thing)->compartment();
else if (kind == JSTRACE_BASE_SHAPE)
return static_cast<BaseShape*>(thing)->compartment();
else if (kind == JSTRACE_SCRIPT)
return static_cast<JSScript*>(thing)->compartment();
else
return nullptr;
}
struct MaybeCompartmentFunctor {
template <typename T> JSCompartment* operator()(T* t) { return t->maybeCompartment(); }
};
static void
CheckCompartmentCallback(JS::CallbackTracer* trcArg, void** thingp, JSGCTraceKind kind)
@ -3746,7 +3735,7 @@ CheckCompartmentCallback(JS::CallbackTracer* trcArg, void** thingp, JSGCTraceKin
CompartmentCheckTracer* trc = static_cast<CompartmentCheckTracer*>(trcArg);
TenuredCell* thing = TenuredCell::fromPointer(*thingp);
JSCompartment* comp = CompartmentOfCell(thing, kind);
JSCompartment* comp = CallTyped(MaybeCompartmentFunctor(), thing, kind);
if (comp && trc->compartment)
CheckCompartment(trc, comp, thing, kind);
else
@ -3766,7 +3755,7 @@ GCRuntime::checkForCompartmentMismatches()
for (ZoneCellIterUnderGC i(zone, thingKind); !i.done(); i.next()) {
trc.src = i.getCell();
trc.srcKind = MapAllocToTraceKind(thingKind);
trc.compartment = CompartmentOfCell(trc.src, trc.srcKind);
trc.compartment = CallTyped(MaybeCompartmentFunctor(), trc.src, trc.srcKind);
JS_TraceChildren(&trc, trc.src, trc.srcKind);
}
}